diff options
| author | lars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-09-27 17:48:41 +0000 |
|---|---|---|
| committer | lars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-09-27 17:48:41 +0000 |
| commit | 808ddb3dcd315e8da0a3b491592c77a086ab8389 (patch) | |
| tree | 14f3a2fb6917a9227b9774fbc441377855080aaa /target/linux | |
| parent | 133e40341049790927561e3dd1cda24019495920 (diff) | |
Remove 2.6.23 config, files and patches from olpc target.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12742 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
29 files changed, 0 insertions, 15638 deletions
diff --git a/target/linux/olpc/config-2.6.23 b/target/linux/olpc/config-2.6.23 deleted file mode 100644 index e69de29bb2..0000000000 --- a/target/linux/olpc/config-2.6.23 +++ /dev/null diff --git a/target/linux/olpc/files-2.6.23/arch/i386/boot/setup.S b/target/linux/olpc/files-2.6.23/arch/i386/boot/setup.S deleted file mode 100644 index 4cf6e231c5..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/boot/setup.S +++ /dev/null @@ -1,1080 +0,0 @@ -/* - * setup.S Copyright (C) 1991, 1992 Linus Torvalds - * - * setup.s is responsible for getting the system data from the BIOS, - * and putting them into the appropriate places in system memory. - * both setup.s and system has been loaded by the bootblock. - * - * This code asks the bios for memory/disk/other parameters, and - * puts them in a "safe" place: 0x90000-0x901FF, ie where the - * boot-block used to be. It is then up to the protected mode - * system to read them from there before the area is overwritten - * for buffer-blocks. - * - * Move PS/2 aux init code to psaux.c - * (troyer@saifr00.cfsat.Honeywell.COM) 03Oct92 - * - * some changes and additional features by Christoph Niemann, - * March 1993/June 1994 (Christoph.Niemann@linux.org) - * - * add APM BIOS checking by Stephen Rothwell, May 1994 - * (sfr@canb.auug.org.au) - * - * High load stuff, initrd support and position independency - * by Hans Lermen & Werner Almesberger, February 1996 - * <lermen@elserv.ffm.fgan.de>, <almesber@lrc.epfl.ch> - * - * Video handling moved to video.S by Martin Mares, March 1996 - * <mj@k332.feld.cvut.cz> - * - * Extended memory detection scheme retwiddled by orc@pell.chi.il.us (david - * parsons) to avoid loadlin confusion, July 1997 - * - * Transcribed from Intel (as86) -> AT&T (gas) by Chris Noe, May 1999. - * <stiker@northlink.com> - * - * Fix to work around buggy BIOSes which don't use carry bit correctly - * and/or report extended memory in CX/DX for e801h memory size detection - * call. As a result the kernel got wrong figures. The int15/e801h docs - * from Ralf Brown interrupt list seem to indicate AX/BX should be used - * anyway. So to avoid breaking many machines (presumably there was a reason - * to orginally use CX/DX instead of AX/BX), we do a kludge to see - * if CX/DX have been changed in the e801 call and if so use AX/BX . - * Michael Miller, April 2001 <michaelm@mjmm.org> - * - * New A20 code ported from SYSLINUX by H. Peter Anvin. AMD Elan bugfixes - * by Robert Schwebel, December 2001 <robert@schwebel.de> - */ - -#include <asm/segment.h> -#include <linux/utsrelease.h> -#include <linux/compile.h> -#include <asm/boot.h> -#include <asm/e820.h> -#include <asm/page.h> -#include <asm/setup.h> - -/* Signature words to ensure LILO loaded us right */ -#define SIG1 0xAA55 -#define SIG2 0x5A5A - -INITSEG = DEF_INITSEG # 0x9000, we move boot here, out of the way -SYSSEG = DEF_SYSSEG # 0x1000, system loaded at 0x10000 (65536). -SETUPSEG = DEF_SETUPSEG # 0x9020, this is the current segment - # ... and the former contents of CS - -DELTA_INITSEG = SETUPSEG - INITSEG # 0x0020 - -.code16 -.globl begtext, begdata, begbss, endtext, enddata, endbss - -.text -begtext: -.data -begdata: -.bss -begbss: -.text - -start: - jmp trampoline - -# This is the setup header, and it must start at %cs:2 (old 0x9020:2) - - .ascii "HdrS" # header signature - .word 0x0206 # header version number (>= 0x0105) - # or else old loadlin-1.5 will fail) -realmode_swtch: .word 0, 0 # default_switch, SETUPSEG -start_sys_seg: .word SYSSEG - .word kernel_version # pointing to kernel version string - # above section of header is compatible - # with loadlin-1.5 (header v1.5). Don't - # change it. - -type_of_loader: .byte 0 # = 0, old one (LILO, Loadlin, - # Bootlin, SYSLX, bootsect...) - # See Documentation/i386/boot.txt for - # assigned ids - -# flags, unused bits must be zero (RFU) bit within loadflags -loadflags: -LOADED_HIGH = 1 # If set, the kernel is loaded high -CAN_USE_HEAP = 0x80 # If set, the loader also has set - # heap_end_ptr to tell how much - # space behind setup.S can be used for - # heap purposes. - # Only the loader knows what is free -#ifndef __BIG_KERNEL__ - .byte 0 -#else - .byte LOADED_HIGH -#endif - -setup_move_size: .word 0x8000 # size to move, when setup is not - # loaded at 0x90000. We will move setup - # to 0x90000 then just before jumping - # into the kernel. However, only the - # loader knows how much data behind - # us also needs to be loaded. - -code32_start: # here loaders can put a different - # start address for 32-bit code. -#ifndef __BIG_KERNEL__ - .long 0x1000 # 0x1000 = default for zImage -#else - .long 0x100000 # 0x100000 = default for big kernel -#endif - -ramdisk_image: .long 0 # address of loaded ramdisk image - # Here the loader puts the 32-bit - # address where it loaded the image. - # This only will be read by the kernel. - -ramdisk_size: .long 0 # its size in bytes - -bootsect_kludge: - .long 0 # obsolete - -heap_end_ptr: .word modelist+1024 # (Header version 0x0201 or later) - # space from here (exclusive) down to - # end of setup code can be used by setup - # for local heap purposes. - -pad1: .word 0 -cmd_line_ptr: .long 0 # (Header version 0x0202 or later) - # If nonzero, a 32-bit pointer - # to the kernel command line. - # The command line should be - # located between the start of - # setup and the end of low - # memory (0xa0000), or it may - # get overwritten before it - # gets read. If this field is - # used, there is no longer - # anything magical about the - # 0x90000 segment; the setup - # can be located anywhere in - # low memory 0x10000 or higher. - -ramdisk_max: .long (-__PAGE_OFFSET-(512 << 20)-1) & 0x7fffffff - # (Header version 0x0203 or later) - # The highest safe address for - # the contents of an initrd - -kernel_alignment: .long CONFIG_PHYSICAL_ALIGN #physical addr alignment - #required for protected mode - #kernel -#ifdef CONFIG_RELOCATABLE -relocatable_kernel: .byte 1 -#else -relocatable_kernel: .byte 0 -#endif -pad2: .byte 0 -pad3: .word 0 - -cmdline_size: .long COMMAND_LINE_SIZE-1 #length of the command line, - #added with boot protocol - #version 2.06 - -trampoline: call start_of_setup - .align 16 - # The offset at this point is 0x240 - .space (0xeff-0x240+1) # E820 & EDD space (ending at 0xeff) -# End of setup header ##################################################### - -start_of_setup: -# Bootlin depends on this being done early - movw $0x01500, %ax - movb $0x81, %dl - int $0x13 - -#ifdef SAFE_RESET_DISK_CONTROLLER -# Reset the disk controller. - movw $0x0000, %ax - movb $0x80, %dl - int $0x13 -#endif - -# Set %ds = %cs, we know that SETUPSEG = %cs at this point - movw %cs, %ax # aka SETUPSEG - movw %ax, %ds -# Check signature at end of setup - cmpw $SIG1, setup_sig1 - jne bad_sig - - cmpw $SIG2, setup_sig2 - jne bad_sig - - jmp good_sig1 - -# Routine to print asciiz string at ds:si -prtstr: - lodsb - andb %al, %al - jz fin - - call prtchr - jmp prtstr - -fin: ret - -# Space printing -prtsp2: call prtspc # Print double space -prtspc: movb $0x20, %al # Print single space (note: fall-thru) - -# Part of above routine, this one just prints ascii al -prtchr: pushw %ax - pushw %cx - movw $7,%bx - movw $0x01, %cx - movb $0x0e, %ah - int $0x10 - popw %cx - popw %ax - ret - -beep: movb $0x07, %al - jmp prtchr - -no_sig_mess: .string "No setup signature found ..." - -good_sig1: - jmp good_sig - -# We now have to find the rest of the setup code/data -bad_sig: - movw %cs, %ax # SETUPSEG - subw $DELTA_INITSEG, %ax # INITSEG - movw %ax, %ds - xorb %bh, %bh - movb (497), %bl # get setup sect from bootsect - subw $4, %bx # LILO loads 4 sectors of setup - shlw $8, %bx # convert to words (1sect=2^8 words) - movw %bx, %cx - shrw $3, %bx # convert to segment - addw $SYSSEG, %bx - movw %bx, %cs:start_sys_seg -# Move rest of setup code/data to here - movw $2048, %di # four sectors loaded by LILO - subw %si, %si - pushw %cs - popw %es - movw $SYSSEG, %ax - movw %ax, %ds - rep - movsw - movw %cs, %ax # aka SETUPSEG - movw %ax, %ds - cmpw $SIG1, setup_sig1 - jne no_sig - - cmpw $SIG2, setup_sig2 - jne no_sig - - jmp good_sig - -no_sig: - lea no_sig_mess, %si - call prtstr - -no_sig_loop: - hlt - jmp no_sig_loop - -good_sig: - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ax, %ds -# Check if an old loader tries to load a big-kernel - testb $LOADED_HIGH, %cs:loadflags # Do we have a big kernel? - jz loader_ok # No, no danger for old loaders. - - cmpb $0, %cs:type_of_loader # Do we have a loader that - # can deal with us? - jnz loader_ok # Yes, continue. - - pushw %cs # No, we have an old loader, - popw %ds # die. - lea loader_panic_mess, %si - call prtstr - - jmp no_sig_loop - -loader_panic_mess: .string "Wrong loader, giving up..." - -# check minimum cpuid -# we do this here because it is the last place we can actually -# show a user visible error message. Later the video modus -# might be already messed up. -loader_ok: - call verify_cpu - testl %eax,%eax - jz cpu_ok - movw %cs,%ax # aka SETUPSEG - movw %ax,%ds - lea cpu_panic_mess,%si - call prtstr -1: jmp 1b - -cpu_panic_mess: - .asciz "PANIC: CPU too old for this kernel." - -#include "../kernel/verify_cpu.S" - -cpu_ok: -# Get memory size (extended mem, kB) - - xorl %eax, %eax - movl %eax, (0x1e0) -#ifndef STANDARD_MEMORY_BIOS_CALL - movb %al, (E820NR) -# Try three different memory detection schemes. First, try -# e820h, which lets us assemble a memory map, then try e801h, -# which returns a 32-bit memory size, and finally 88h, which -# returns 0-64m - -# method E820H: -# the memory map from hell. e820h returns memory classified into -# a whole bunch of different types, and allows memory holes and -# everything. We scan through this memory map and build a list -# of the first 32 memory areas, which we return at [E820MAP]. -# This is documented at http://www.acpi.info/, in the ACPI 2.0 specification. - -#define SMAP 0x534d4150 - -meme820: - xorl %ebx, %ebx # continuation counter - movw $E820MAP, %di # point into the whitelist - # so we can have the bios - # directly write into it. - -jmpe820: - movl $0x0000e820, %eax # e820, upper word zeroed - movl $SMAP, %edx # ascii 'SMAP' - movl $20, %ecx # size of the e820rec - pushw %ds # data record. - popw %es - int $0x15 # make the call - jc bail820 # fall to e801 if it fails - - cmpl $SMAP, %eax # check the return is `SMAP' - jne bail820 # fall to e801 if it fails - -# cmpl $1, 16(%di) # is this usable memory? -# jne again820 - - # If this is usable memory, we save it by simply advancing %di by - # sizeof(e820rec). - # -good820: - movb (E820NR), %al # up to 128 entries - cmpb $E820MAX, %al - jae bail820 - - incb (E820NR) - movw %di, %ax - addw $20, %ax - movw %ax, %di -again820: - cmpl $0, %ebx # check to see if - jne jmpe820 # %ebx is set to EOF -bail820: - - -# method E801H: -# memory size is in 1k chunksizes, to avoid confusing loadlin. -# we store the 0xe801 memory size in a completely different place, -# because it will most likely be longer than 16 bits. -# (use 1e0 because that's what Larry Augustine uses in his -# alternative new memory detection scheme, and it's sensible -# to write everything into the same place.) - -meme801: - stc # fix to work around buggy - xorw %cx,%cx # BIOSes which don't clear/set - xorw %dx,%dx # carry on pass/error of - # e801h memory size call - # or merely pass cx,dx though - # without changing them. - movw $0xe801, %ax - int $0x15 - jc mem88 - - cmpw $0x0, %cx # Kludge to handle BIOSes - jne e801usecxdx # which report their extended - cmpw $0x0, %dx # memory in AX/BX rather than - jne e801usecxdx # CX/DX. The spec I have read - movw %ax, %cx # seems to indicate AX/BX - movw %bx, %dx # are more reasonable anyway... - -e801usecxdx: - andl $0xffff, %edx # clear sign extend - shll $6, %edx # and go from 64k to 1k chunks - movl %edx, (0x1e0) # store extended memory size - andl $0xffff, %ecx # clear sign extend - addl %ecx, (0x1e0) # and add lower memory into - # total size. - -# Ye Olde Traditional Methode. Returns the memory size (up to 16mb or -# 64mb, depending on the bios) in ax. -mem88: - -#endif - movb $0x88, %ah - int $0x15 - movw %ax, (2) - -# Set the keyboard repeat rate to the max - movw $0x0305, %ax - xorw %bx, %bx - int $0x16 - -#ifndef CONFIG_VGA_NOPROBE - -# Check for video adapter and its parameters and allow the -# user to browse video modes. - call video # NOTE: we need %ds pointing - # to bootsector -#endif - -# Get hd0 data... - xorw %ax, %ax - movw %ax, %ds - ldsw (4 * 0x41), %si - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - pushw %ax - movw %ax, %es - movw $0x0080, %di - movw $0x10, %cx - pushw %cx - cld - rep - movsb -# Get hd1 data... - xorw %ax, %ax - movw %ax, %ds - ldsw (4 * 0x46), %si - popw %cx - popw %es - movw $0x0090, %di - rep - movsb -# Check that there IS a hd1 :-) - movw $0x01500, %ax - movb $0x81, %dl - int $0x13 - jc no_disk1 - - cmpb $3, %ah - je is_disk1 - -no_disk1: - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ax, %es - movw $0x0090, %di - movw $0x10, %cx - xorw %ax, %ax - cld - rep - stosb -is_disk1: -# check for Micro Channel (MCA) bus - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ax, %ds - xorw %ax, %ax - movw %ax, (0xa0) # set table length to 0 - movb $0xc0, %ah - stc - int $0x15 # moves feature table to es:bx - jc no_mca - - pushw %ds - movw %es, %ax - movw %ax, %ds - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ax, %es - movw %bx, %si - movw $0xa0, %di - movw (%si), %cx - addw $2, %cx # table length is a short - cmpw $0x10, %cx - jc sysdesc_ok - - movw $0x10, %cx # we keep only first 16 bytes -sysdesc_ok: - rep - movsb - popw %ds -no_mca: -#ifdef CONFIG_X86_VOYAGER - movb $0xff, 0x40 # flag on config found - movb $0xc0, %al - mov $0xff, %ah - int $0x15 # put voyager config info at es:di - jc no_voyager - movw $0x40, %si # place voyager info in apm table - cld - movw $7, %cx -voyager_rep: - movb %es:(%di), %al - movb %al,(%si) - incw %di - incw %si - decw %cx - jnz voyager_rep -no_voyager: -#endif -# Check for PS/2 pointing device - movw %cs, %ax # aka SETUPSEG - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ax, %ds - movb $0, (0x1ff) # default is no pointing device - int $0x11 # int 0x11: equipment list - testb $0x04, %al # check if mouse installed - jz no_psmouse - - movb $0xAA, (0x1ff) # device present -no_psmouse: - -#if defined(CONFIG_X86_SPEEDSTEP_SMI) || defined(CONFIG_X86_SPEEDSTEP_SMI_MODULE) - movl $0x0000E980, %eax # IST Support - movl $0x47534943, %edx # Request value - int $0x15 - - movl %eax, (96) - movl %ebx, (100) - movl %ecx, (104) - movl %edx, (108) -#endif - -#if defined(CONFIG_APM) || defined(CONFIG_APM_MODULE) -# Then check for an APM BIOS... - # %ds points to the bootsector - movw $0, 0x40 # version = 0 means no APM BIOS - movw $0x05300, %ax # APM BIOS installation check - xorw %bx, %bx - int $0x15 - jc done_apm_bios # Nope, no APM BIOS - - cmpw $0x0504d, %bx # Check for "PM" signature - jne done_apm_bios # No signature, no APM BIOS - - andw $0x02, %cx # Is 32 bit supported? - je done_apm_bios # No 32-bit, no (good) APM BIOS - - movw $0x05304, %ax # Disconnect first just in case - xorw %bx, %bx - int $0x15 # ignore return code - movw $0x05303, %ax # 32 bit connect - xorl %ebx, %ebx - xorw %cx, %cx # paranoia :-) - xorw %dx, %dx # ... - xorl %esi, %esi # ... - xorw %di, %di # ... - int $0x15 - jc no_32_apm_bios # Ack, error. - - movw %ax, (66) # BIOS code segment - movl %ebx, (68) # BIOS entry point offset - movw %cx, (72) # BIOS 16 bit code segment - movw %dx, (74) # BIOS data segment - movl %esi, (78) # BIOS code segment lengths - movw %di, (82) # BIOS data segment length -# Redo the installation check as the 32 bit connect -# modifies the flags returned on some BIOSs - movw $0x05300, %ax # APM BIOS installation check - xorw %bx, %bx - xorw %cx, %cx # paranoia - int $0x15 - jc apm_disconnect # error -> shouldn't happen - - cmpw $0x0504d, %bx # check for "PM" signature - jne apm_disconnect # no sig -> shouldn't happen - - movw %ax, (64) # record the APM BIOS version - movw %cx, (76) # and flags - jmp done_apm_bios - -apm_disconnect: # Tidy up - movw $0x05304, %ax # Disconnect - xorw %bx, %bx - int $0x15 # ignore return code - - jmp done_apm_bios - -no_32_apm_bios: - andw $0xfffd, (76) # remove 32 bit support bit -done_apm_bios: -#endif - -#include "edd.S" - -# Now we want to move to protected mode ... - cmpw $0, %cs:realmode_swtch - jz rmodeswtch_normal - - lcall *%cs:realmode_swtch - - jmp rmodeswtch_end - -rmodeswtch_normal: - pushw %cs - call default_switch - -rmodeswtch_end: -# Now we move the system to its rightful place ... but we check if we have a -# big-kernel. In that case we *must* not move it ... - testb $LOADED_HIGH, %cs:loadflags - jz do_move0 # .. then we have a normal low - # loaded zImage - # .. or else we have a high - # loaded bzImage - jmp end_move # ... and we skip moving - -do_move0: - movw $0x100, %ax # start of destination segment - movw %cs, %bp # aka SETUPSEG - subw $DELTA_INITSEG, %bp # aka INITSEG - movw %cs:start_sys_seg, %bx # start of source segment - cld -do_move: - movw %ax, %es # destination segment - incb %ah # instead of add ax,#0x100 - movw %bx, %ds # source segment - addw $0x100, %bx - subw %di, %di - subw %si, %si - movw $0x800, %cx - rep - movsw - cmpw %bp, %bx # assume start_sys_seg > 0x200, - # so we will perhaps read one - # page more than needed, but - # never overwrite INITSEG - # because destination is a - # minimum one page below source - jb do_move - -end_move: -# then we load the segment descriptors - movw %cs, %ax # aka SETUPSEG - movw %ax, %ds - -# Check whether we need to be downward compatible with version <=201 - cmpl $0, cmd_line_ptr - jne end_move_self # loader uses version >=202 features - cmpb $0x20, type_of_loader - je end_move_self # bootsect loader, we know of it - -# Boot loader doesnt support boot protocol version 2.02. -# If we have our code not at 0x90000, we need to move it there now. -# We also then need to move the params behind it (commandline) -# Because we would overwrite the code on the current IP, we move -# it in two steps, jumping high after the first one. - movw %cs, %ax - cmpw $SETUPSEG, %ax - je end_move_self - - cli # make sure we really have - # interrupts disabled ! - # because after this the stack - # should not be used - subw $DELTA_INITSEG, %ax # aka INITSEG - movw %ss, %dx - cmpw %ax, %dx - jb move_self_1 - - addw $INITSEG, %dx - subw %ax, %dx # this will go into %ss after - # the move -move_self_1: - movw %ax, %ds - movw $INITSEG, %ax # real INITSEG - movw %ax, %es - movw %cs:setup_move_size, %cx - std # we have to move up, so we use - # direction down because the - # areas may overlap - movw %cx, %di - decw %di - movw %di, %si - subw $move_self_here+0x200, %cx - rep - movsb - ljmp $SETUPSEG, $move_self_here - -move_self_here: - movw $move_self_here+0x200, %cx - rep - movsb - movw $SETUPSEG, %ax - movw %ax, %ds - movw %dx, %ss -end_move_self: # now we are at the right place - -# -# Enable A20. This is at the very best an annoying procedure. -# A20 code ported from SYSLINUX 1.52-1.63 by H. Peter Anvin. -# AMD Elan bug fix by Robert Schwebel. -# - -#if defined(CONFIG_X86_ELAN) - movb $0x02, %al # alternate A20 gate - outb %al, $0x92 # this works on SC410/SC520 -a20_elan_wait: - call a20_test - jz a20_elan_wait - jmp a20_done -#endif - - -A20_TEST_LOOPS = 32 # Iterations per wait -A20_ENABLE_LOOPS = 255 # Total loops to try - - -#ifndef CONFIG_X86_VOYAGER -a20_try_loop: - - # First, see if we are on a system with no A20 gate. -a20_none: - call a20_test - jnz a20_done - - # Next, try the BIOS (INT 0x15, AX=0x2401) -a20_bios: - movw $0x2401, %ax - pushfl # Be paranoid about flags - int $0x15 - popfl - - call a20_test - jnz a20_done - - # Try enabling A20 through the keyboard controller -#endif /* CONFIG_X86_VOYAGER */ -a20_kbc: - call empty_8042 - -#ifndef CONFIG_X86_VOYAGER - call a20_test # Just in case the BIOS worked - jnz a20_done # but had a delayed reaction. -#endif - - movb $0xD1, %al # command write - outb %al, $0x64 - call empty_8042 - - movb $0xDF, %al # A20 on - outb %al, $0x60 - call empty_8042 - -#ifndef CONFIG_X86_VOYAGER - # Wait until a20 really *is* enabled; it can take a fair amount of - # time on certain systems; Toshiba Tecras are known to have this - # problem. -a20_kbc_wait: - xorw %cx, %cx -a20_kbc_wait_loop: - call a20_test - jnz a20_done - loop a20_kbc_wait_loop - - # Final attempt: use "configuration port A" -a20_fast: - inb $0x92, %al # Configuration Port A - orb $0x02, %al # "fast A20" version - andb $0xFE, %al # don't accidentally reset - outb %al, $0x92 - - # Wait for configuration port A to take effect -a20_fast_wait: - xorw %cx, %cx -a20_fast_wait_loop: - call a20_test - jnz a20_done - loop a20_fast_wait_loop - - # A20 is still not responding. Try frobbing it again. - # - decb (a20_tries) - jnz a20_try_loop - - movw $a20_err_msg, %si - call prtstr - -a20_die: - hlt - jmp a20_die - -a20_tries: - .byte A20_ENABLE_LOOPS - -a20_err_msg: - .ascii "linux: fatal error: A20 gate not responding!" - .byte 13, 10, 0 - - # If we get here, all is good -a20_done: - -#endif /* CONFIG_X86_VOYAGER */ -# set up gdt and idt and 32bit start address - lidt idt_48 # load idt with 0,0 - xorl %eax, %eax # Compute gdt_base - movw %ds, %ax # (Convert %ds:gdt to a linear ptr) - shll $4, %eax - addl %eax, code32 - addl $gdt, %eax - movl %eax, (gdt_48+2) - lgdt gdt_48 # load gdt with whatever is - # appropriate - -# make sure any possible coprocessor is properly reset.. - xorw %ax, %ax - outb %al, $0xf0 - call delay - - outb %al, $0xf1 - call delay - -# well, that went ok, I hope. Now we mask all interrupts - the rest -# is done in init_IRQ(). - movb $0xFF, %al # mask all interrupts for now - outb %al, $0xA1 - call delay - - movb $0xFB, %al # mask all irq's but irq2 which - outb %al, $0x21 # is cascaded - -# Well, that certainly wasn't fun :-(. Hopefully it works, and we don't -# need no steenking BIOS anyway (except for the initial loading :-). -# The BIOS-routine wants lots of unnecessary data, and it's less -# "interesting" anyway. This is how REAL programmers do it. -# -# Well, now's the time to actually move into protected mode. To make -# things as simple as possible, we do no register set-up or anything, -# we let the gnu-compiled 32-bit programs do that. We just jump to -# absolute address 0x1000 (or the loader supplied one), -# in 32-bit protected mode. -# -# Note that the short jump isn't strictly needed, although there are -# reasons why it might be a good idea. It won't hurt in any case. - movw $1, %ax # protected mode (PE) bit - lmsw %ax # This is it! - jmp flush_instr - -flush_instr: - xorw %bx, %bx # Flag to indicate a boot - xorl %esi, %esi # Pointer to real-mode code - movw %cs, %si - subw $DELTA_INITSEG, %si - shll $4, %esi # Convert to 32-bit pointer - -# jump to startup_32 in arch/i386/boot/compressed/head.S -# -# NOTE: For high loaded big kernels we need a -# jmpi 0x100000,__BOOT_CS -# -# but we yet haven't reloaded the CS register, so the default size -# of the target offset still is 16 bit. -# However, using an operand prefix (0x66), the CPU will properly -# take our 48 bit far pointer. (INTeL 80386 Programmer's Reference -# Manual, Mixing 16-bit and 32-bit code, page 16-6) - - .byte 0x66, 0xea # prefix + jmpi-opcode -code32: .long startup_32 # will be set to %cs+startup_32 - .word __BOOT_CS -.code32 -startup_32: - movl $(__BOOT_DS), %eax - movl %eax, %ds - movl %eax, %es - movl %eax, %fs - movl %eax, %gs - movl %eax, %ss - - xorl %eax, %eax -1: incl %eax # check that A20 really IS enabled - movl %eax, 0x00000000 # loop forever if it isn't - cmpl %eax, 0x00100000 - je 1b - - # Jump to the 32bit entry point - jmpl *(code32_start - start + (DELTA_INITSEG << 4))(%esi) -.code16 - -# Here's a bunch of information about your current kernel.. -kernel_version: .ascii UTS_RELEASE - .ascii " (" - .ascii LINUX_COMPILE_BY - .ascii "@" - .ascii LINUX_COMPILE_HOST - .ascii ") " - .ascii UTS_VERSION - .byte 0 - -# This is the default real mode switch routine. -# to be called just before protected mode transition -default_switch: - cli # no interrupts allowed ! - movb $0x80, %al # disable NMI for bootup - # sequence - outb %al, $0x70 - lret - - -#ifndef CONFIG_X86_VOYAGER -# This routine tests whether or not A20 is enabled. If so, it -# exits with zf = 0. -# -# The memory address used, 0x200, is the int $0x80 vector, which -# should be safe. - -A20_TEST_ADDR = 4*0x80 - -a20_test: - pushw %cx - pushw %ax - xorw %cx, %cx - movw %cx, %fs # Low memory - decw %cx - movw %cx, %gs # High memory area - movw $A20_TEST_LOOPS, %cx - movw %fs:(A20_TEST_ADDR), %ax - pushw %ax -a20_test_wait: - incw %ax - movw %ax, %fs:(A20_TEST_ADDR) - call delay # Serialize and make delay constant - cmpw %gs:(A20_TEST_ADDR+0x10), %ax - loope a20_test_wait - - popw %fs:(A20_TEST_ADDR) - popw %ax - popw %cx - ret - -#endif /* CONFIG_X86_VOYAGER */ - -# This routine checks that the keyboard command queue is empty -# (after emptying the output buffers) -# -# Some machines have delusions that the keyboard buffer is always full -# with no keyboard attached... -# -# If there is no keyboard controller, we will usually get 0xff -# to all the reads. With each IO taking a microsecond and -# a timeout of 100,000 iterations, this can take about half a -# second ("delay" == outb to port 0x80). That should be ok, -# and should also be plenty of time for a real keyboard controller -# to empty. -# - -empty_8042: - pushl %ecx - movl $100000, %ecx - -empty_8042_loop: - decl %ecx - jz empty_8042_end_loop - - call delay - - inb $0x64, %al # 8042 status port - testb $1, %al # output buffer? - jz no_output - - call delay - inb $0x60, %al # read it - jmp empty_8042_loop - -no_output: - testb $2, %al # is input buffer full? - jnz empty_8042_loop # yes - loop -empty_8042_end_loop: - popl %ecx - ret - -# Read the cmos clock. Return the seconds in al -gettime: - pushw %cx - movb $0x02, %ah - int $0x1a - movb %dh, %al # %dh contains the seconds - andb $0x0f, %al - movb %dh, %ah - movb $0x04, %cl - shrb %cl, %ah - aad - popw %cx - ret - -# Delay is needed after doing I/O -delay: - outb %al,$0x80 - ret - -# Descriptor tables -# -# NOTE: The intel manual says gdt should be sixteen bytes aligned for -# efficiency reasons. However, there are machines which are known not -# to boot with misaligned GDTs, so alter this at your peril! If you alter -# GDT_ENTRY_BOOT_CS (in asm/segment.h) remember to leave at least two -# empty GDT entries (one for NULL and one reserved). -# -# NOTE: On some CPUs, the GDT must be 8 byte aligned. This is -# true for the Voyager Quad CPU card which will not boot without -# This directive. 16 byte aligment is recommended by intel. -# - .align 16 -gdt: - .fill GDT_ENTRY_BOOT_CS,8,0 - - .word 0xFFFF # 4Gb - (0x100000*0x1000 = 4Gb) - .word 0 # base address = 0 - .word 0x9A00 # code read/exec - .word 0x00CF # granularity = 4096, 386 - # (+5th nibble of limit) - - .word 0xFFFF # 4Gb - (0x100000*0x1000 = 4Gb) - .word 0 # base address = 0 - .word 0x9200 # data read/write - .word 0x00CF # granularity = 4096, 386 - # (+5th nibble of limit) -gdt_end: - .align 4 - - .word 0 # alignment byte -idt_48: - .word 0 # idt limit = 0 - .word 0, 0 # idt base = 0L - - .word 0 # alignment byte -gdt_48: - .word gdt_end - gdt - 1 # gdt limit - .word 0, 0 # gdt base (filled in later) - -#ifndef CONFIG_VGA_NOPROBE -# Include video setup & detection code - -#include "video.S" -#endif - -# Setup signature -- must be last -setup_sig1: .word SIG1 -setup_sig2: .word SIG2 - -# After this point, there is some free space which is used by the video mode -# handling code to store the temporary mode table (not used by the kernel). - -modelist: - -.text -endtext: -.data -enddata: -.bss -endbss: diff --git a/target/linux/olpc/files-2.6.23/arch/i386/configs/olpc_defconfig b/target/linux/olpc/files-2.6.23/arch/i386/configs/olpc_defconfig deleted file mode 100644 index f1675e8631..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/configs/olpc_defconfig +++ /dev/null @@ -1,2183 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.22-rc5 -# Wed Jun 20 08:26:53 2007 -# -CONFIG_X86_32=y -CONFIG_GENERIC_TIME=y -CONFIG_CLOCKSOURCE_WATCHDOG=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_LOCKDEP_SUPPORT=y -CONFIG_STACKTRACE_SUPPORT=y -CONFIG_SEMAPHORE_SLEEPERS=y -CONFIG_X86=y -CONFIG_MMU=y -CONFIG_ZONE_DMA=y -CONFIG_QUICKLIST=y -CONFIG_GENERIC_ISA_DMA=y -CONFIG_GENERIC_IOMAP=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_HWEIGHT=y -CONFIG_ARCH_MAY_HAVE_PC_FDC=y -CONFIG_DMI=y -CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_LOCK_KERNEL=y -CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# -CONFIG_LOCALVERSION="" -# CONFIG_LOCALVERSION_AUTO is not set -CONFIG_SWAP=y -CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set -CONFIG_SYSVIPC_SYSCTL=y -CONFIG_POSIX_MQUEUE=y -CONFIG_BSD_PROCESS_ACCT=y -# CONFIG_BSD_PROCESS_ACCT_V3 is not set -# CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set -CONFIG_AUDIT=y -CONFIG_AUDITSYSCALL=y -# CONFIG_IKCONFIG is not set -CONFIG_LOG_BUF_SHIFT=17 -# CONFIG_SYSFS_DEPRECATED is not set -CONFIG_RELAY=y -CONFIG_BLK_DEV_INITRD=y -CONFIG_INITRAMFS_SOURCE="" -CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_SYSCTL=y -CONFIG_EMBEDDED=y -CONFIG_UID16=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set -CONFIG_KALLSYMS_EXTRA_PASS=y -CONFIG_HOTPLUG=y -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -# CONFIG_BASE_FULL is not set -CONFIG_FUTEX=y -CONFIG_ANON_INODES=y -CONFIG_EPOLL=y -CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y -CONFIG_EVENTFD=y -CONFIG_SHMEM=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set -# CONFIG_SLOB is not set -CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=1 - -# -# Loadable module support -# -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -# CONFIG_MODULE_FORCE_UNLOAD is not set -CONFIG_MODVERSIONS=y -CONFIG_MODULE_SRCVERSION_ALL=y -CONFIG_KMOD=y - -# -# Block layer -# -CONFIG_BLOCK=y -# CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -# CONFIG_IOSCHED_AS is not set -# CONFIG_IOSCHED_DEADLINE is not set -CONFIG_IOSCHED_CFQ=y -# CONFIG_DEFAULT_AS is not set -# CONFIG_DEFAULT_DEADLINE is not set -CONFIG_DEFAULT_CFQ=y -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="cfq" - -# -# Processor type and features -# -CONFIG_TICK_ONESHOT=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y -# CONFIG_SMP is not set -CONFIG_X86_PC=y -# CONFIG_X86_ELAN is not set -# CONFIG_X86_VOYAGER is not set -# CONFIG_X86_NUMAQ is not set -# CONFIG_X86_SUMMIT is not set -# CONFIG_X86_BIGSMP is not set -# CONFIG_X86_VISWS is not set -# CONFIG_X86_GENERICARCH is not set -# CONFIG_X86_ES7000 is not set -# CONFIG_PARAVIRT is not set -# CONFIG_M386 is not set -# CONFIG_M486 is not set -# CONFIG_M586 is not set -# CONFIG_M586TSC is not set -# CONFIG_M586MMX is not set -# CONFIG_M686 is not set -# CONFIG_MPENTIUMII is not set -# CONFIG_MPENTIUMIII is not set -# CONFIG_MPENTIUMM is not set -# CONFIG_MCORE2 is not set -# CONFIG_MPENTIUM4 is not set -# CONFIG_MK6 is not set -# CONFIG_MK7 is not set -# CONFIG_MK8 is not set -# CONFIG_MCRUSOE is not set -# CONFIG_MEFFICEON is not set -# CONFIG_MWINCHIPC6 is not set -# CONFIG_MWINCHIP2 is not set -# CONFIG_MWINCHIP3D is not set -# CONFIG_MGEODEGX1 is not set -CONFIG_MGEODE_LX=y -# CONFIG_MCYRIXIII is not set -# CONFIG_MVIAC3_2 is not set -# CONFIG_MVIAC7 is not set -# CONFIG_X86_GENERIC is not set -CONFIG_X86_CMPXCHG=y -CONFIG_X86_L1_CACHE_SHIFT=5 -CONFIG_X86_XADD=y -CONFIG_RWSEM_XCHGADD_ALGORITHM=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_X86_WP_WORKS_OK=y -CONFIG_X86_INVLPG=y -CONFIG_X86_BSWAP=y -CONFIG_X86_POPAD_OK=y -CONFIG_X86_USE_PPRO_CHECKSUM=y -CONFIG_X86_USE_3DNOW=y -CONFIG_X86_TSC=y -CONFIG_X86_MINIMUM_CPU_MODEL=4 -# CONFIG_HPET_TIMER is not set -# CONFIG_PREEMPT_NONE is not set -# CONFIG_PREEMPT_VOLUNTARY is not set -CONFIG_PREEMPT=y -CONFIG_PREEMPT_BKL=y -# CONFIG_X86_UP_APIC is not set -# CONFIG_X86_MCE is not set -# CONFIG_VM86 is not set -# CONFIG_TOSHIBA is not set -# CONFIG_I8K is not set -CONFIG_X86_REBOOTFIXUPS=y -# CONFIG_MICROCODE is not set -CONFIG_X86_MSR=y -CONFIG_X86_CPUID=m - -# -# Firmware Drivers -# -# CONFIG_EDD is not set -# CONFIG_DELL_RBU is not set -# CONFIG_DCDBAS is not set -CONFIG_NOHIGHMEM=y -# CONFIG_HIGHMEM4G is not set -# CONFIG_HIGHMEM64G is not set -CONFIG_VMSPLIT_3G=y -# CONFIG_VMSPLIT_3G_OPT is not set -# CONFIG_VMSPLIT_2G is not set -# CONFIG_VMSPLIT_2G_OPT is not set -# CONFIG_VMSPLIT_1G is not set -CONFIG_PAGE_OFFSET=0xC0000000 -CONFIG_ARCH_FLATMEM_ENABLE=y -CONFIG_ARCH_SPARSEMEM_ENABLE=y -CONFIG_ARCH_SELECT_MEMORY_MODEL=y -CONFIG_ARCH_POPULATES_NODE_MAP=y -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -CONFIG_SPARSEMEM_STATIC=y -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set -CONFIG_ZONE_DMA_FLAG=1 -CONFIG_NR_QUICK=1 -# CONFIG_MATH_EMULATION is not set -# CONFIG_MTRR is not set -# CONFIG_SECCOMP is not set -# CONFIG_VGA_NOPROBE is not set -CONFIG_HZ_100=y -# CONFIG_HZ_250 is not set -# CONFIG_HZ_300 is not set -# CONFIG_HZ_1000 is not set -CONFIG_HZ=100 -CONFIG_KEXEC=y -CONFIG_PHYSICAL_START=0x400000 -# CONFIG_RELOCATABLE is not set -CONFIG_PHYSICAL_ALIGN=0x100000 -# CONFIG_COMPAT_VDSO is not set - -# -# Power management options (ACPI, APM) -# -CONFIG_PM=y -CONFIG_PM_LEGACY=y -CONFIG_PM_DEBUG=y -CONFIG_DISABLE_SUSPEND_VT_SWITCH=y -# CONFIG_PM_TRACE is not set -# CONFIG_PM_SYSFS_DEPRECATED is not set -CONFIG_SOFTWARE_SUSPEND=y -CONFIG_PM_STD_PARTITION="" - -# -# ACPI (Advanced Configuration and Power Interface) Support -# -# CONFIG_ACPI is not set -# CONFIG_APM is not set - -# -# CPU Frequency scaling -# -# CONFIG_CPU_FREQ is not set - -# -# Bus options (PCI, PCMCIA, EISA, MCA, ISA) -# -CONFIG_PCI=y -# CONFIG_PCI_GOBIOS is not set -# CONFIG_PCI_GOMMCONFIG is not set -# CONFIG_PCI_GODIRECT is not set -# CONFIG_PCI_GOANY is not set -CONFIG_PCI_GOOLPC=y -CONFIG_PCI_DIRECT=y -CONFIG_PCI_OLPC=y -# CONFIG_PCIEPORTBUS is not set -# CONFIG_ARCH_SUPPORTS_MSI is not set -# CONFIG_PCI_DEBUG is not set -CONFIG_ISA_DMA_API=y -# CONFIG_ISA is not set -# CONFIG_MCA is not set -# CONFIG_SCx200 is not set -CONFIG_GEODE_MFGPT_TIMER=y -CONFIG_OLPC=y -CONFIG_OLPC_PM=y -CONFIG_OPEN_FIRMWARE=y - -# -# PCCARD (PCMCIA/CardBus) support -# -# CONFIG_PCCARD is not set -# CONFIG_HOTPLUG_PCI is not set - -# -# Executable file formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_AOUT is not set -CONFIG_BINFMT_MISC=y - -# -# Networking -# -CONFIG_NET=y - -# -# Networking options -# -CONFIG_PACKET=y -CONFIG_PACKET_MMAP=y -CONFIG_UNIX=y -CONFIG_XFRM=y -CONFIG_XFRM_USER=y -# CONFIG_XFRM_SUB_POLICY is not set -CONFIG_XFRM_MIGRATE=y -CONFIG_NET_KEY=m -CONFIG_NET_KEY_MIGRATE=y -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -CONFIG_IP_ADVANCED_ROUTER=y -CONFIG_ASK_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set -CONFIG_IP_FIB_HASH=y -CONFIG_IP_MULTIPLE_TABLES=y -CONFIG_IP_ROUTE_MULTIPATH=y -# CONFIG_IP_ROUTE_MULTIPATH_CACHED is not set -CONFIG_IP_ROUTE_VERBOSE=y -# CONFIG_IP_PNP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE is not set -# CONFIG_IP_MROUTE is not set -# CONFIG_ARPD is not set -CONFIG_SYN_COOKIES=y -CONFIG_INET_AH=m -CONFIG_INET_ESP=m -CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_TUNNEL=m -CONFIG_INET_TUNNEL=m -CONFIG_INET_XFRM_MODE_TRANSPORT=y -CONFIG_INET_XFRM_MODE_TUNNEL=y -CONFIG_INET_XFRM_MODE_BEET=y -# CONFIG_INET_DIAG is not set -CONFIG_TCP_CONG_ADVANCED=y -CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_CUBIC=m -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -CONFIG_TCP_CONG_HSTCP=m -CONFIG_TCP_CONG_HYBLA=m -CONFIG_TCP_CONG_VEGAS=m -CONFIG_TCP_CONG_SCALABLE=m -CONFIG_TCP_CONG_LP=m -CONFIG_TCP_CONG_VENO=m -CONFIG_TCP_CONG_YEAH=m -CONFIG_TCP_CONG_ILLINOIS=m -CONFIG_DEFAULT_BIC=y -# CONFIG_DEFAULT_CUBIC is not set -# CONFIG_DEFAULT_HTCP is not set -# CONFIG_DEFAULT_VEGAS is not set -# CONFIG_DEFAULT_WESTWOOD is not set -# CONFIG_DEFAULT_RENO is not set -CONFIG_DEFAULT_TCP_CONG="bic" -# CONFIG_TCP_MD5SIG is not set -# CONFIG_IP_VS is not set -CONFIG_IPV6=y -CONFIG_IPV6_PRIVACY=y -CONFIG_IPV6_ROUTER_PREF=y -CONFIG_IPV6_ROUTE_INFO=y -CONFIG_IPV6_OPTIMISTIC_DAD=y -CONFIG_INET6_AH=m -CONFIG_INET6_ESP=m -CONFIG_INET6_IPCOMP=m -CONFIG_IPV6_MIP6=y -CONFIG_INET6_XFRM_TUNNEL=m -CONFIG_INET6_TUNNEL=m -CONFIG_INET6_XFRM_MODE_TRANSPORT=m -CONFIG_INET6_XFRM_MODE_TUNNEL=m -CONFIG_INET6_XFRM_MODE_BEET=m -CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m -CONFIG_IPV6_SIT=m -CONFIG_IPV6_TUNNEL=m -CONFIG_IPV6_MULTIPLE_TABLES=y -CONFIG_IPV6_SUBTREES=y -# CONFIG_NETLABEL is not set -CONFIG_NETWORK_SECMARK=y -CONFIG_NETFILTER=y -# CONFIG_NETFILTER_DEBUG is not set - -# -# Core Netfilter Configuration -# -CONFIG_NETFILTER_NETLINK=m -# CONFIG_NETFILTER_NETLINK_QUEUE is not set -# CONFIG_NETFILTER_NETLINK_LOG is not set -CONFIG_NF_CONNTRACK_ENABLED=m -CONFIG_NF_CONNTRACK=m -# CONFIG_NF_CT_ACCT is not set -# CONFIG_NF_CONNTRACK_MARK is not set -# CONFIG_NF_CONNTRACK_SECMARK is not set -# CONFIG_NF_CONNTRACK_EVENTS is not set -# CONFIG_NF_CT_PROTO_SCTP is not set -# CONFIG_NF_CONNTRACK_AMANDA is not set -CONFIG_NF_CONNTRACK_FTP=m -# CONFIG_NF_CONNTRACK_H323 is not set -CONFIG_NF_CONNTRACK_IRC=m -# CONFIG_NF_CONNTRACK_NETBIOS_NS is not set -# CONFIG_NF_CONNTRACK_PPTP is not set -# CONFIG_NF_CONNTRACK_SANE is not set -# CONFIG_NF_CONNTRACK_SIP is not set -# CONFIG_NF_CONNTRACK_TFTP is not set -# CONFIG_NF_CT_NETLINK is not set -CONFIG_NETFILTER_XTABLES=m -# CONFIG_NETFILTER_XT_TARGET_CLASSIFY is not set -# CONFIG_NETFILTER_XT_TARGET_MARK is not set -# CONFIG_NETFILTER_XT_TARGET_NFQUEUE is not set -CONFIG_NETFILTER_XT_TARGET_NFLOG=m -# CONFIG_NETFILTER_XT_TARGET_SECMARK is not set -# CONFIG_NETFILTER_XT_TARGET_TCPMSS is not set -# CONFIG_NETFILTER_XT_MATCH_COMMENT is not set -# CONFIG_NETFILTER_XT_MATCH_CONNBYTES is not set -# CONFIG_NETFILTER_XT_MATCH_CONNMARK is not set -# CONFIG_NETFILTER_XT_MATCH_CONNTRACK is not set -# CONFIG_NETFILTER_XT_MATCH_DCCP is not set -# CONFIG_NETFILTER_XT_MATCH_DSCP is not set -# CONFIG_NETFILTER_XT_MATCH_ESP is not set -# CONFIG_NETFILTER_XT_MATCH_HELPER is not set -# CONFIG_NETFILTER_XT_MATCH_LENGTH is not set -# CONFIG_NETFILTER_XT_MATCH_LIMIT is not set -# CONFIG_NETFILTER_XT_MATCH_MAC is not set -# CONFIG_NETFILTER_XT_MATCH_MARK is not set -# CONFIG_NETFILTER_XT_MATCH_POLICY is not set -# CONFIG_NETFILTER_XT_MATCH_MULTIPORT is not set -# CONFIG_NETFILTER_XT_MATCH_PKTTYPE is not set -# CONFIG_NETFILTER_XT_MATCH_QUOTA is not set -# CONFIG_NETFILTER_XT_MATCH_REALM is not set -# CONFIG_NETFILTER_XT_MATCH_SCTP is not set -CONFIG_NETFILTER_XT_MATCH_STATE=m -# CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set -# CONFIG_NETFILTER_XT_MATCH_STRING is not set -# CONFIG_NETFILTER_XT_MATCH_TCPMSS is not set -# CONFIG_NETFILTER_XT_MATCH_HASHLIMIT is not set - -# -# IP: Netfilter Configuration -# -CONFIG_NF_CONNTRACK_IPV4=m -CONFIG_NF_CONNTRACK_PROC_COMPAT=y -# CONFIG_IP_NF_QUEUE is not set -CONFIG_IP_NF_IPTABLES=m -# CONFIG_IP_NF_MATCH_IPRANGE is not set -# CONFIG_IP_NF_MATCH_TOS is not set -# CONFIG_IP_NF_MATCH_RECENT is not set -# CONFIG_IP_NF_MATCH_ECN is not set -# CONFIG_IP_NF_MATCH_AH is not set -# CONFIG_IP_NF_MATCH_TTL is not set -# CONFIG_IP_NF_MATCH_OWNER is not set -# CONFIG_IP_NF_MATCH_ADDRTYPE is not set -CONFIG_IP_NF_FILTER=m -# CONFIG_IP_NF_TARGET_REJECT is not set -CONFIG_IP_NF_TARGET_LOG=m -# CONFIG_IP_NF_TARGET_ULOG is not set -CONFIG_NF_NAT=m -CONFIG_NF_NAT_NEEDED=y -CONFIG_IP_NF_TARGET_MASQUERADE=m -# CONFIG_IP_NF_TARGET_REDIRECT is not set -# CONFIG_IP_NF_TARGET_NETMAP is not set -# CONFIG_IP_NF_TARGET_SAME is not set -# CONFIG_NF_NAT_SNMP_BASIC is not set -CONFIG_NF_NAT_FTP=m -CONFIG_NF_NAT_IRC=m -# CONFIG_NF_NAT_TFTP is not set -# CONFIG_NF_NAT_AMANDA is not set -# CONFIG_NF_NAT_PPTP is not set -# CONFIG_NF_NAT_H323 is not set -# CONFIG_NF_NAT_SIP is not set -# CONFIG_IP_NF_MANGLE is not set -# CONFIG_IP_NF_RAW is not set -# CONFIG_IP_NF_ARPTABLES is not set - -# -# IPv6: Netfilter Configuration (EXPERIMENTAL) -# -# CONFIG_NF_CONNTRACK_IPV6 is not set -# CONFIG_IP6_NF_QUEUE is not set -# CONFIG_IP6_NF_IPTABLES is not set -# CONFIG_IP_DCCP is not set -# CONFIG_IP_SCTP is not set -# CONFIG_TIPC is not set -# CONFIG_ATM is not set -# CONFIG_BRIDGE is not set -# CONFIG_VLAN_8021Q is not set -# CONFIG_DECNET is not set -# CONFIG_LLC2 is not set -# CONFIG_IPX is not set -# CONFIG_ATALK is not set -# CONFIG_X25 is not set -# CONFIG_LAPB is not set -# CONFIG_ECONET is not set -# CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# -CONFIG_NET_SCHED=y -CONFIG_NET_SCH_FIFO=y - -# -# Queueing/Scheduling -# -CONFIG_NET_SCH_CBQ=m -CONFIG_NET_SCH_HTB=m -CONFIG_NET_SCH_HFSC=m -CONFIG_NET_SCH_PRIO=m -CONFIG_NET_SCH_RED=m -CONFIG_NET_SCH_SFQ=m -CONFIG_NET_SCH_TEQL=m -CONFIG_NET_SCH_TBF=m -CONFIG_NET_SCH_GRED=m -CONFIG_NET_SCH_DSMARK=m -CONFIG_NET_SCH_NETEM=m -CONFIG_NET_SCH_INGRESS=m - -# -# Classification -# -CONFIG_NET_CLS=y -CONFIG_NET_CLS_BASIC=m -CONFIG_NET_CLS_TCINDEX=m -CONFIG_NET_CLS_ROUTE4=m -CONFIG_NET_CLS_ROUTE=y -CONFIG_NET_CLS_FW=m -CONFIG_NET_CLS_U32=m -CONFIG_CLS_U32_PERF=y -CONFIG_CLS_U32_MARK=y -CONFIG_NET_CLS_RSVP=m -CONFIG_NET_CLS_RSVP6=m -CONFIG_NET_EMATCH=y -CONFIG_NET_EMATCH_STACK=32 -CONFIG_NET_EMATCH_CMP=m -CONFIG_NET_EMATCH_NBYTE=m -CONFIG_NET_EMATCH_U32=m -CONFIG_NET_EMATCH_META=m -CONFIG_NET_EMATCH_TEXT=m -CONFIG_NET_CLS_ACT=y -CONFIG_NET_ACT_POLICE=m -CONFIG_NET_ACT_GACT=m -CONFIG_GACT_PROB=y -CONFIG_NET_ACT_MIRRED=m -# CONFIG_NET_ACT_IPT is not set -CONFIG_NET_ACT_PEDIT=m -CONFIG_NET_ACT_SIMP=m -CONFIG_NET_CLS_IND=y -CONFIG_NET_ESTIMATOR=y - -# -# Network testing -# -# CONFIG_NET_PKTGEN is not set -# CONFIG_NET_TCPPROBE is not set -# CONFIG_HAMRADIO is not set -# CONFIG_IRDA is not set -# CONFIG_BT is not set -# CONFIG_AF_RXRPC is not set -CONFIG_FIB_RULES=y - -# -# Wireless -# -# CONFIG_CFG80211 is not set -CONFIG_WIRELESS_EXT=y -# CONFIG_MAC80211 is not set -CONFIG_IEEE80211=m -# CONFIG_IEEE80211_DEBUG is not set -CONFIG_IEEE80211_CRYPT_WEP=m -CONFIG_IEEE80211_CRYPT_CCMP=m -CONFIG_IEEE80211_CRYPT_TKIP=m -CONFIG_IEEE80211_SOFTMAC=m -CONFIG_IEEE80211_SOFTMAC_DEBUG=y -# CONFIG_RFKILL is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -CONFIG_FW_LOADER=y -# CONFIG_DEBUG_DRIVER is not set -# CONFIG_DEBUG_DEVRES is not set -# CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# -# CONFIG_CONNECTOR is not set -CONFIG_MTD=y -# CONFIG_MTD_DEBUG is not set -CONFIG_MTD_CONCAT=m -CONFIG_MTD_PARTITIONS=y -# CONFIG_MTD_REDBOOT_PARTS is not set -# CONFIG_MTD_CMDLINE_PARTS is not set - -# -# User Modules And Translation Layers -# -CONFIG_MTD_CHAR=m -CONFIG_MTD_BLKDEVS=m -CONFIG_MTD_BLOCK=m -CONFIG_MTD_BLOCK_RO=m -# CONFIG_FTL is not set -# CONFIG_NFTL is not set -# CONFIG_INFTL is not set -# CONFIG_RFD_FTL is not set -# CONFIG_SSFDC is not set -# CONFIG_MTD_OOPS is not set - -# -# RAM/ROM/Flash chip drivers -# -# CONFIG_MTD_CFI is not set -# CONFIG_MTD_JEDECPROBE is not set -CONFIG_MTD_MAP_BANK_WIDTH_1=y -CONFIG_MTD_MAP_BANK_WIDTH_2=y -CONFIG_MTD_MAP_BANK_WIDTH_4=y -# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set -# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set -# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set -CONFIG_MTD_CFI_I1=y -CONFIG_MTD_CFI_I2=y -# CONFIG_MTD_CFI_I4 is not set -# CONFIG_MTD_CFI_I8 is not set -# CONFIG_MTD_RAM is not set -# CONFIG_MTD_ROM is not set -# CONFIG_MTD_ABSENT is not set - -# -# Mapping drivers for chip access -# -# CONFIG_MTD_COMPLEX_MAPPINGS is not set -# CONFIG_MTD_TS5500 is not set -# CONFIG_MTD_PLATRAM is not set - -# -# Self-contained MTD device drivers -# -# CONFIG_MTD_PMC551 is not set -# CONFIG_MTD_SLRAM is not set -# CONFIG_MTD_PHRAM is not set -# CONFIG_MTD_MTDRAM is not set -# CONFIG_MTD_BLOCK2MTD is not set - -# -# Disk-On-Chip Device Drivers -# -# CONFIG_MTD_DOC2000 is not set -# CONFIG_MTD_DOC2001 is not set -# CONFIG_MTD_DOC2001PLUS is not set -CONFIG_MTD_NAND=y -# CONFIG_MTD_NAND_VERIFY_WRITE is not set -# CONFIG_MTD_NAND_ECC_SMC is not set -# CONFIG_MTD_NAND_MUSEUM_IDS is not set -CONFIG_MTD_NAND_IDS=y -# CONFIG_MTD_NAND_DISKONCHIP is not set -CONFIG_MTD_NAND_CAFE=y -# CONFIG_MTD_NAND_CS553X is not set -# CONFIG_MTD_NAND_NANDSIM is not set -# CONFIG_MTD_NAND_PLATFORM is not set -# CONFIG_MTD_ONENAND is not set - -# -# UBI - Unsorted block images -# -# CONFIG_MTD_UBI is not set - -# -# Parallel port support -# -# CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# -# CONFIG_BLK_DEV_FD is not set -# CONFIG_BLK_CPQ_DA is not set -# CONFIG_BLK_CPQ_CISS_DA is not set -# CONFIG_BLK_DEV_DAC960 is not set -# CONFIG_BLK_DEV_UMEM is not set -# CONFIG_BLK_DEV_COW_COMMON is not set -CONFIG_BLK_DEV_LOOP=m -CONFIG_BLK_DEV_CRYPTOLOOP=m -CONFIG_BLK_DEV_NBD=m -# CONFIG_BLK_DEV_SX8 is not set -CONFIG_BLK_DEV_UB=m -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_COUNT=16 -CONFIG_BLK_DEV_RAM_SIZE=16384 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 -# CONFIG_CDROM_PKTCDVD is not set -# CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# -# CONFIG_IBM_ASM is not set -# CONFIG_PHANTOM is not set -# CONFIG_SGI_IOC4 is not set -# CONFIG_TIFM_CORE is not set -# CONFIG_EEPROM_93CX6 is not set -CONFIG_IDE=m -CONFIG_IDE_MAX_HWIFS=4 -CONFIG_BLK_DEV_IDE=m - -# -# Please see Documentation/ide.txt for help/info on IDE drives -# -# CONFIG_BLK_DEV_IDE_SATA is not set -# CONFIG_BLK_DEV_HD_IDE is not set -CONFIG_BLK_DEV_IDEDISK=m -CONFIG_IDEDISK_MULTI_MODE=y -# CONFIG_BLK_DEV_IDECD is not set -# CONFIG_BLK_DEV_IDETAPE is not set -# CONFIG_BLK_DEV_IDEFLOPPY is not set -# CONFIG_BLK_DEV_IDESCSI is not set -CONFIG_IDE_TASK_IOCTL=y -# CONFIG_IDE_PROC_FS is not set - -# -# IDE chipset support/bugfixes -# -CONFIG_IDE_GENERIC=m -# CONFIG_BLK_DEV_CMD640 is not set -CONFIG_BLK_DEV_IDEPCI=y -CONFIG_IDEPCI_SHARE_IRQ=y -# CONFIG_IDEPCI_PCIBUS_ORDER is not set -# CONFIG_BLK_DEV_OFFBOARD is not set -# CONFIG_BLK_DEV_GENERIC is not set -# CONFIG_BLK_DEV_OPTI621 is not set -# CONFIG_BLK_DEV_RZ1000 is not set -CONFIG_BLK_DEV_IDEDMA_PCI=y -# CONFIG_BLK_DEV_IDEDMA_FORCED is not set -CONFIG_IDEDMA_ONLYDISK=y -# CONFIG_BLK_DEV_AEC62XX is not set -# CONFIG_BLK_DEV_ALI15X3 is not set -# CONFIG_BLK_DEV_AMD74XX is not set -# CONFIG_BLK_DEV_ATIIXP is not set -# CONFIG_BLK_DEV_CMD64X is not set -# CONFIG_BLK_DEV_TRIFLEX is not set -# CONFIG_BLK_DEV_CY82C693 is not set -# CONFIG_BLK_DEV_CS5520 is not set -# CONFIG_BLK_DEV_CS5530 is not set -# CONFIG_BLK_DEV_CS5535 is not set -# CONFIG_BLK_DEV_HPT34X is not set -# CONFIG_BLK_DEV_HPT366 is not set -# CONFIG_BLK_DEV_JMICRON is not set -# CONFIG_BLK_DEV_SC1200 is not set -CONFIG_BLK_DEV_PIIX=m -# CONFIG_BLK_DEV_IT8213 is not set -# CONFIG_BLK_DEV_IT821X is not set -# CONFIG_BLK_DEV_NS87415 is not set -# CONFIG_BLK_DEV_PDC202XX_OLD is not set -# CONFIG_BLK_DEV_PDC202XX_NEW is not set -# CONFIG_BLK_DEV_SVWKS is not set -# CONFIG_BLK_DEV_SIIMAGE is not set -# CONFIG_BLK_DEV_SIS5513 is not set -# CONFIG_BLK_DEV_SLC90E66 is not set -# CONFIG_BLK_DEV_TRM290 is not set -# CONFIG_BLK_DEV_VIA82CXXX is not set -# CONFIG_BLK_DEV_TC86C001 is not set -# CONFIG_IDE_ARM is not set -CONFIG_BLK_DEV_IDEDMA=y -# CONFIG_IDEDMA_IVB is not set -# CONFIG_BLK_DEV_HD is not set - -# -# SCSI device support -# -# CONFIG_RAID_ATTRS is not set -CONFIG_SCSI=y -# CONFIG_SCSI_TGT is not set -# CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y - -# -# SCSI support type (disk, tape, CD-ROM) -# -CONFIG_BLK_DEV_SD=y -# CONFIG_CHR_DEV_ST is not set -# CONFIG_CHR_DEV_OSST is not set -CONFIG_BLK_DEV_SR=m -CONFIG_BLK_DEV_SR_VENDOR=y -CONFIG_CHR_DEV_SG=m -CONFIG_CHR_DEV_SCH=m - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# -CONFIG_SCSI_MULTI_LUN=y -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y -# CONFIG_SCSI_SCAN_ASYNC is not set -CONFIG_SCSI_WAIT_SCAN=m - -# -# SCSI Transports -# -# CONFIG_SCSI_SPI_ATTRS is not set -# CONFIG_SCSI_FC_ATTRS is not set -# CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_ATTRS is not set -# CONFIG_SCSI_SAS_LIBSAS is not set - -# -# SCSI low-level drivers -# -# CONFIG_ISCSI_TCP is not set -# CONFIG_BLK_DEV_3W_XXXX_RAID is not set -# CONFIG_SCSI_3W_9XXX is not set -# CONFIG_SCSI_ACARD is not set -# CONFIG_SCSI_AACRAID is not set -# CONFIG_SCSI_AIC7XXX is not set -# CONFIG_SCSI_AIC7XXX_OLD is not set -# CONFIG_SCSI_AIC79XX is not set -# CONFIG_SCSI_AIC94XX is not set -# CONFIG_SCSI_DPT_I2O is not set -# CONFIG_SCSI_ADVANSYS is not set -# CONFIG_SCSI_ARCMSR is not set -# CONFIG_MEGARAID_NEWGEN is not set -# CONFIG_MEGARAID_LEGACY is not set -# CONFIG_MEGARAID_SAS is not set -# CONFIG_SCSI_HPTIOP is not set -# CONFIG_SCSI_BUSLOGIC is not set -# CONFIG_SCSI_DMX3191D is not set -# CONFIG_SCSI_EATA is not set -# CONFIG_SCSI_FUTURE_DOMAIN is not set -# CONFIG_SCSI_GDTH is not set -# CONFIG_SCSI_IPS is not set -# CONFIG_SCSI_INITIO is not set -# CONFIG_SCSI_INIA100 is not set -# CONFIG_SCSI_STEX is not set -# CONFIG_SCSI_SYM53C8XX_2 is not set -# CONFIG_SCSI_QLOGIC_1280 is not set -# CONFIG_SCSI_QLA_FC is not set -# CONFIG_SCSI_QLA_ISCSI is not set -# CONFIG_SCSI_LPFC is not set -# CONFIG_SCSI_DC395x is not set -# CONFIG_SCSI_DC390T is not set -# CONFIG_SCSI_NSP32 is not set -# CONFIG_SCSI_DEBUG is not set -# CONFIG_SCSI_SRP is not set -# CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# -# CONFIG_MD is not set - -# -# Fusion MPT device support -# -# CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set - -# -# IEEE 1394 (FireWire) support -# -# CONFIG_FIREWIRE is not set -# CONFIG_IEEE1394 is not set - -# -# I2O device support -# -# CONFIG_I2O is not set -# CONFIG_MACINTOSH_DRIVERS is not set - -# -# Network device support -# -CONFIG_NETDEVICES=y -CONFIG_IFB=m -CONFIG_DUMMY=m -# CONFIG_BONDING is not set -# CONFIG_EQUALIZER is not set -CONFIG_TUN=m -# CONFIG_ARCNET is not set -# CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# -CONFIG_NET_ETHERNET=y -CONFIG_MII=m -# CONFIG_HAPPYMEAL is not set -# CONFIG_SUNGEM is not set -# CONFIG_CASSINI is not set -# CONFIG_NET_VENDOR_3COM is not set - -# -# Tulip family network device support -# -# CONFIG_NET_TULIP is not set -# CONFIG_HP100 is not set -CONFIG_NET_PCI=y -CONFIG_PCNET32=m -# CONFIG_PCNET32_NAPI is not set -# CONFIG_AMD8111_ETH is not set -# CONFIG_ADAPTEC_STARFIRE is not set -# CONFIG_B44 is not set -# CONFIG_FORCEDETH is not set -# CONFIG_DGRS is not set -# CONFIG_EEPRO100 is not set -# CONFIG_E100 is not set -# CONFIG_FEALNX is not set -# CONFIG_NATSEMI is not set -CONFIG_NE2K_PCI=m -CONFIG_8139CP=m -# CONFIG_8139TOO is not set -# CONFIG_SIS900 is not set -# CONFIG_EPIC100 is not set -# CONFIG_SUNDANCE is not set -# CONFIG_TLAN is not set -# CONFIG_VIA_RHINE is not set -# CONFIG_SC92031 is not set -CONFIG_NETDEV_1000=y -# CONFIG_ACENIC is not set -# CONFIG_DL2K is not set -# CONFIG_E1000 is not set -# CONFIG_NS83820 is not set -# CONFIG_HAMACHI is not set -# CONFIG_YELLOWFIN is not set -# CONFIG_R8169 is not set -# CONFIG_SIS190 is not set -# CONFIG_SKGE is not set -# CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set -# CONFIG_VIA_VELOCITY is not set -# CONFIG_TIGON3 is not set -# CONFIG_BNX2 is not set -# CONFIG_QLA3XXX is not set -# CONFIG_ATL1 is not set -CONFIG_NETDEV_10000=y -# CONFIG_CHELSIO_T1 is not set -# CONFIG_CHELSIO_T3 is not set -# CONFIG_IXGB is not set -# CONFIG_S2IO is not set -# CONFIG_MYRI10GE is not set -# CONFIG_NETXEN_NIC is not set -# CONFIG_MLX4_CORE is not set -# CONFIG_TR is not set - -# -# Wireless LAN -# -# CONFIG_WLAN_PRE80211 is not set -CONFIG_WLAN_80211=y -# CONFIG_IPW2100 is not set -# CONFIG_IPW2200 is not set -CONFIG_LIBERTAS=m -CONFIG_LIBERTAS_USB=m -CONFIG_LIBERTAS_DEBUG=y -# CONFIG_AIRO is not set -# CONFIG_HERMES is not set -# CONFIG_ATMEL is not set -# CONFIG_PRISM54 is not set -# CONFIG_USB_ZD1201 is not set -# CONFIG_PRISM54_USB is not set -# CONFIG_HOSTAP is not set -# CONFIG_BCM43XX is not set -# CONFIG_ZD1211RW is not set -# CONFIG_ADM8211 is not set -# CONFIG_ACX_PCI is not set -# CONFIG_ACX_USB is not set - -# -# USB Network Adapters -# -CONFIG_USB_CATC=m -CONFIG_USB_KAWETH=m -CONFIG_USB_PEGASUS=m -CONFIG_USB_RTL8150=m -CONFIG_USB_USBNET_MII=m -CONFIG_USB_USBNET=m -CONFIG_USB_NET_AX8817X=m -CONFIG_USB_NET_CDCETHER=m -CONFIG_USB_NET_DM9601=m -CONFIG_USB_NET_GL620A=m -CONFIG_USB_NET_NET1080=m -CONFIG_USB_NET_PLUSB=m -CONFIG_USB_NET_MCS7830=m -CONFIG_USB_NET_RNDIS_HOST=m -CONFIG_USB_NET_CDC_SUBSET=m -CONFIG_USB_ALI_M5632=y -CONFIG_USB_AN2720=y -CONFIG_USB_BELKIN=y -CONFIG_USB_ARMLINUX=y -CONFIG_USB_EPSON2888=y -# CONFIG_USB_KC2190 is not set -CONFIG_USB_NET_ZAURUS=m -# CONFIG_WAN is not set -# CONFIG_FDDI is not set -# CONFIG_HIPPI is not set -CONFIG_PPP=m -CONFIG_PPP_MULTILINK=y -CONFIG_PPP_FILTER=y -CONFIG_PPP_ASYNC=m -CONFIG_PPP_SYNC_TTY=m -CONFIG_PPP_DEFLATE=m -# CONFIG_PPP_BSDCOMP is not set -CONFIG_PPP_MPPE=m -CONFIG_PPPOE=m -CONFIG_SLIP=m -CONFIG_SLIP_COMPRESSED=y -CONFIG_SLHC=m -CONFIG_SLIP_SMART=y -# CONFIG_SLIP_MODE_SLIP6 is not set -# CONFIG_NET_FC is not set -# CONFIG_SHAPER is not set -CONFIG_NETCONSOLE=m -CONFIG_NETPOLL=y -CONFIG_NETPOLL_TRAP=y -CONFIG_NET_POLL_CONTROLLER=y - -# -# ISDN subsystem -# -# CONFIG_ISDN is not set - -# -# Telephony Support -# -# CONFIG_PHONE is not set - -# -# Input device support -# -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set -# CONFIG_INPUT_POLLDEV is not set - -# -# Userland interfaces -# -CONFIG_INPUT_MOUSEDEV=m -# CONFIG_INPUT_MOUSEDEV_PSAUX is not set -CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 -CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 -CONFIG_INPUT_JOYDEV=m -# CONFIG_INPUT_TSDEV is not set -CONFIG_INPUT_EVDEV=y -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -CONFIG_INPUT_KEYBOARD=y -CONFIG_KEYBOARD_ATKBD=y -# CONFIG_KEYBOARD_SUNKBD is not set -# CONFIG_KEYBOARD_LKKBD is not set -# CONFIG_KEYBOARD_XTKBD is not set -# CONFIG_KEYBOARD_NEWTON is not set -# CONFIG_KEYBOARD_STOWAWAY is not set -CONFIG_INPUT_MOUSE=y -CONFIG_MOUSE_PS2=m -# CONFIG_MOUSE_PS2_ALPS is not set -# CONFIG_MOUSE_PS2_LOGIPS2PP is not set -# CONFIG_MOUSE_PS2_SYNAPTICS is not set -# CONFIG_MOUSE_PS2_LIFEBOOK is not set -# CONFIG_MOUSE_PS2_TRACKPOINT is not set -# CONFIG_MOUSE_PS2_TOUCHKIT is not set -CONFIG_MOUSE_PS2_OLPC=y -# CONFIG_MOUSE_SERIAL is not set -# CONFIG_MOUSE_APPLETOUCH is not set -# CONFIG_MOUSE_VSXXXAA is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TABLET is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -CONFIG_INPUT_MISC=y -CONFIG_INPUT_PCSPKR=m -# CONFIG_INPUT_WISTRON_BTNS is not set -# CONFIG_INPUT_ATI_REMOTE is not set -# CONFIG_INPUT_ATI_REMOTE2 is not set -# CONFIG_INPUT_KEYSPAN_REMOTE is not set -# CONFIG_INPUT_POWERMATE is not set -# CONFIG_INPUT_YEALINK is not set -CONFIG_INPUT_UINPUT=m - -# -# Hardware I/O ports -# -CONFIG_SERIO=y -CONFIG_SERIO_I8042=y -CONFIG_SERIO_SERPORT=y -# CONFIG_SERIO_CT82C710 is not set -# CONFIG_SERIO_PCIPS2 is not set -CONFIG_SERIO_LIBPS2=y -CONFIG_SERIO_RAW=m -# CONFIG_GAMEPORT is not set - -# -# Character devices -# -CONFIG_VT=y -CONFIG_VT_CONSOLE=y -CONFIG_HW_CONSOLE=y -# CONFIG_VT_HW_CONSOLE_BINDING is not set -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -CONFIG_SERIAL_8250=y -CONFIG_SERIAL_8250_CONSOLE=y -CONFIG_SERIAL_8250_PCI=y -CONFIG_SERIAL_8250_NR_UARTS=1 -CONFIG_SERIAL_8250_RUNTIME_UARTS=1 -CONFIG_SERIAL_8250_EXTENDED=y -CONFIG_SERIAL_8250_MANY_PORTS=y -CONFIG_SERIAL_8250_SHARE_IRQ=y -CONFIG_SERIAL_8250_DETECT_IRQ=y -CONFIG_SERIAL_8250_RSA=y - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -# CONFIG_SERIAL_JSM is not set -CONFIG_UNIX98_PTYS=y -# CONFIG_LEGACY_PTYS is not set - -# -# IPMI -# -# CONFIG_IPMI_HANDLER is not set -CONFIG_WATCHDOG=y -# CONFIG_WATCHDOG_NOWAYOUT is not set - -# -# Watchdog Device Drivers -# -CONFIG_SOFT_WATCHDOG=m -# CONFIG_ACQUIRE_WDT is not set -# CONFIG_ADVANTECH_WDT is not set -# CONFIG_ALIM1535_WDT is not set -# CONFIG_ALIM7101_WDT is not set -# CONFIG_SC520_WDT is not set -# CONFIG_EUROTECH_WDT is not set -# CONFIG_IB700_WDT is not set -# CONFIG_IBMASR is not set -# CONFIG_WAFER_WDT is not set -# CONFIG_I6300ESB_WDT is not set -# CONFIG_ITCO_WDT is not set -# CONFIG_SC1200_WDT is not set -# CONFIG_PC87413_WDT is not set -# CONFIG_60XX_WDT is not set -# CONFIG_SBC8360_WDT is not set -# CONFIG_CPU5_WDT is not set -# CONFIG_SMSC37B787_WDT is not set -# CONFIG_W83627HF_WDT is not set -# CONFIG_W83697HF_WDT is not set -# CONFIG_W83877F_WDT is not set -# CONFIG_W83977F_WDT is not set -# CONFIG_MACHZ_WDT is not set -# CONFIG_SBC_EPX_C3_WATCHDOG is not set - -# -# PCI-based Watchdog Cards -# -# CONFIG_PCIPCWATCHDOG is not set -# CONFIG_WDTPCI is not set - -# -# USB-based Watchdog Cards -# -# CONFIG_USBPCWATCHDOG is not set -CONFIG_HW_RANDOM=y -# CONFIG_HW_RANDOM_INTEL is not set -# CONFIG_HW_RANDOM_AMD is not set -CONFIG_HW_RANDOM_GEODE=y -# CONFIG_HW_RANDOM_VIA is not set -CONFIG_NVRAM=y -# CONFIG_RTC is not set -# CONFIG_GEN_RTC is not set -# CONFIG_R3964 is not set -# CONFIG_APPLICOM is not set -# CONFIG_SONYPI is not set -# CONFIG_AGP is not set -# CONFIG_DRM is not set -# CONFIG_MWAVE is not set -# CONFIG_PC8736x_GPIO is not set -# CONFIG_NSC_GPIO is not set -CONFIG_CS5535_GPIO=m -# CONFIG_RAW_DRIVER is not set -CONFIG_HANGCHECK_TIMER=m - -# -# TPM devices -# -# CONFIG_TCG_TPM is not set -# CONFIG_TELCLOCK is not set -CONFIG_DEVPORT=y -CONFIG_I2C=y -CONFIG_I2C_BOARDINFO=y -CONFIG_I2C_CHARDEV=m - -# -# I2C Algorithms -# -# CONFIG_I2C_ALGOBIT is not set -# CONFIG_I2C_ALGOPCF is not set -# CONFIG_I2C_ALGOPCA is not set - -# -# I2C Hardware Bus support -# -# CONFIG_I2C_ALI1535 is not set -# CONFIG_I2C_ALI1563 is not set -# CONFIG_I2C_ALI15X3 is not set -# CONFIG_I2C_AMD756 is not set -# CONFIG_I2C_AMD8111 is not set -# CONFIG_I2C_I801 is not set -# CONFIG_I2C_I810 is not set -# CONFIG_I2C_PIIX4 is not set -# CONFIG_I2C_NFORCE2 is not set -# CONFIG_I2C_OCORES is not set -# CONFIG_I2C_PARPORT_LIGHT is not set -# CONFIG_I2C_PROSAVAGE is not set -# CONFIG_I2C_SAVAGE4 is not set -# CONFIG_I2C_SIMTEC is not set -CONFIG_SCx200_ACB=y -# CONFIG_I2C_SIS5595 is not set -# CONFIG_I2C_SIS630 is not set -# CONFIG_I2C_SIS96X is not set -# CONFIG_I2C_STUB is not set -# CONFIG_I2C_TINY_USB is not set -# CONFIG_I2C_VIA is not set -# CONFIG_I2C_VIAPRO is not set -# CONFIG_I2C_VOODOO3 is not set - -# -# Miscellaneous I2C Chip support -# -# CONFIG_SENSORS_DS1337 is not set -# CONFIG_SENSORS_DS1374 is not set -# CONFIG_SENSORS_EEPROM is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_PCF8591 is not set -# CONFIG_SENSORS_MAX6875 is not set -# CONFIG_I2C_DEBUG_CORE is not set -# CONFIG_I2C_DEBUG_ALGO is not set -# CONFIG_I2C_DEBUG_BUS is not set -# CONFIG_I2C_DEBUG_CHIP is not set - -# -# SPI support -# -# CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# -# CONFIG_W1 is not set -CONFIG_POWER_SUPPLY=y -# CONFIG_POWER_SUPPLY_DEBUG is not set -# CONFIG_PDA_POWER is not set -# CONFIG_BATTERY_DS2760 is not set -CONFIG_BATTERY_OLPC=y -# CONFIG_HWMON is not set - -# -# Multifunction device drivers -# -# CONFIG_MFD_SM501 is not set - -# -# Multimedia devices -# -CONFIG_VIDEO_DEV=y -# CONFIG_VIDEO_V4L1 is not set -CONFIG_VIDEO_V4L1_COMPAT=y -CONFIG_VIDEO_V4L2=y -CONFIG_VIDEO_CAPTURE_DRIVERS=y -# CONFIG_VIDEO_ADV_DEBUG is not set -# CONFIG_VIDEO_HELPER_CHIPS_AUTO is not set - -# -# Encoders/decoders and other helper chips -# - -# -# Audio decoders -# -# CONFIG_VIDEO_TDA9840 is not set -# CONFIG_VIDEO_TEA6415C is not set -# CONFIG_VIDEO_TEA6420 is not set -# CONFIG_VIDEO_MSP3400 is not set -# CONFIG_VIDEO_CS53L32A is not set -# CONFIG_VIDEO_TLV320AIC23B is not set -# CONFIG_VIDEO_WM8775 is not set -# CONFIG_VIDEO_WM8739 is not set - -# -# Video decoders -# -CONFIG_VIDEO_OV7670=y -# CONFIG_VIDEO_SAA711X is not set -# CONFIG_VIDEO_TVP5150 is not set - -# -# Video and audio decoders -# -# CONFIG_VIDEO_CX25840 is not set - -# -# MPEG video encoders -# -# CONFIG_VIDEO_CX2341X is not set - -# -# Video encoders -# -# CONFIG_VIDEO_SAA7127 is not set - -# -# Video improvement chips -# -# CONFIG_VIDEO_UPD64031A is not set -# CONFIG_VIDEO_UPD64083 is not set -# CONFIG_VIDEO_VIVI is not set -# CONFIG_VIDEO_SAA5246A is not set -# CONFIG_VIDEO_SAA5249 is not set -# CONFIG_VIDEO_SAA7134 is not set -# CONFIG_VIDEO_HEXIUM_ORION is not set -# CONFIG_VIDEO_HEXIUM_GEMINI is not set -# CONFIG_VIDEO_CX88 is not set -CONFIG_VIDEO_CAFE_CCIC=y -CONFIG_V4L_USB_DRIVERS=y -# CONFIG_VIDEO_PVRUSB2 is not set -# CONFIG_VIDEO_USBVISION is not set -# CONFIG_USB_SN9C102 is not set -# CONFIG_USB_ZR364XX is not set -CONFIG_RADIO_ADAPTERS=y -# CONFIG_RADIO_GEMTEK_PCI is not set -# CONFIG_RADIO_MAXIRADIO is not set -# CONFIG_RADIO_MAESTRO is not set -# CONFIG_USB_DSBR is not set -# CONFIG_DVB_CORE is not set -CONFIG_DAB=y -# CONFIG_USB_DABUSB is not set - -# -# Graphics support -# -CONFIG_BACKLIGHT_LCD_SUPPORT=y -CONFIG_BACKLIGHT_CLASS_DEVICE=y -CONFIG_LCD_CLASS_DEVICE=y -# CONFIG_BACKLIGHT_PROGEAR is not set - -# -# Display device support -# -# CONFIG_DISPLAY_SUPPORT is not set -CONFIG_VGASTATE=m -CONFIG_FB=y -# CONFIG_FIRMWARE_EDID is not set -# CONFIG_FB_DDC is not set -CONFIG_FB_CFB_FILLRECT=y -CONFIG_FB_CFB_COPYAREA=y -CONFIG_FB_CFB_IMAGEBLIT=y -# CONFIG_FB_SYS_FILLRECT is not set -# CONFIG_FB_SYS_COPYAREA is not set -# CONFIG_FB_SYS_IMAGEBLIT is not set -# CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y -# CONFIG_FB_SVGALIB is not set -# CONFIG_FB_MACMODES is not set -# CONFIG_FB_BACKLIGHT is not set -CONFIG_FB_MODE_HELPERS=y -CONFIG_FB_TILEBLITTING=y - -# -# Frame buffer hardware drivers -# -# CONFIG_FB_CIRRUS is not set -# CONFIG_FB_PM2 is not set -# CONFIG_FB_CYBER2000 is not set -# CONFIG_FB_ARC is not set -# CONFIG_FB_ASILIANT is not set -# CONFIG_FB_IMSTT is not set -CONFIG_FB_VGA16=m -CONFIG_FB_VESA=y -# CONFIG_FB_HECUBA is not set -# CONFIG_FB_HGA is not set -# CONFIG_FB_S1D13XXX is not set -# CONFIG_FB_NVIDIA is not set -# CONFIG_FB_RIVA is not set -# CONFIG_FB_I810 is not set -# CONFIG_FB_LE80578 is not set -# CONFIG_FB_INTEL is not set -# CONFIG_FB_MATROX is not set -# CONFIG_FB_RADEON is not set -# CONFIG_FB_ATY128 is not set -# CONFIG_FB_ATY is not set -# CONFIG_FB_S3 is not set -# CONFIG_FB_SAVAGE is not set -# CONFIG_FB_SIS is not set -# CONFIG_FB_NEOMAGIC is not set -# CONFIG_FB_KYRO is not set -# CONFIG_FB_3DFX is not set -# CONFIG_FB_VOODOO1 is not set -# CONFIG_FB_VT8623 is not set -# CONFIG_FB_CYBLA is not set -# CONFIG_FB_TRIDENT is not set -# CONFIG_FB_ARK is not set -# CONFIG_FB_PM3 is not set -CONFIG_FB_GEODE=y -CONFIG_FB_GEODE_LX=y -CONFIG_FB_GEODE_GX=y -# CONFIG_FB_GEODE_GX1 is not set -CONFIG_FB_OLPC_DCON=y -# CONFIG_FB_VIRTUAL is not set - -# -# Console display driver support -# -CONFIG_VGA_CONSOLE=y -CONFIG_VGACON_SOFT_SCROLLBACK=y -CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=64 -CONFIG_VIDEO_SELECT=y -CONFIG_DUMMY_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y -CONFIG_FONTS=y -# CONFIG_FONT_8x8 is not set -CONFIG_FONT_8x16=y -# CONFIG_FONT_6x11 is not set -# CONFIG_FONT_7x14 is not set -# CONFIG_FONT_PEARL_8x8 is not set -# CONFIG_FONT_ACORN_8x8 is not set -# CONFIG_FONT_MINI_4x6 is not set -# CONFIG_FONT_SUN8x16 is not set -CONFIG_FONT_SUN12x22=y -# CONFIG_FONT_10x18 is not set -CONFIG_LOGO=y -# CONFIG_LOGO_LINUX_MONO is not set -# CONFIG_LOGO_LINUX_VGA16 is not set -CONFIG_LOGO_LINUX_CLUT224=y - -# -# Sound -# -CONFIG_SOUND=y - -# -# Advanced Linux Sound Architecture -# -CONFIG_SND=y -CONFIG_SND_TIMER=y -CONFIG_SND_PCM=y -CONFIG_SND_HWDEP=m -CONFIG_SND_RAWMIDI=m -CONFIG_SND_SEQUENCER=m -CONFIG_SND_SEQ_DUMMY=m -CONFIG_SND_OSSEMUL=y -CONFIG_SND_MIXER_OSS=m -CONFIG_SND_PCM_OSS=m -CONFIG_SND_PCM_OSS_PLUGINS=y -CONFIG_SND_SEQUENCER_OSS=y -CONFIG_SND_DYNAMIC_MINORS=y -# CONFIG_SND_SUPPORT_OLD_API is not set -CONFIG_SND_VERBOSE_PROCFS=y -# CONFIG_SND_VERBOSE_PRINTK is not set -# CONFIG_SND_DEBUG is not set - -# -# Generic devices -# -CONFIG_SND_MPU401_UART=m -CONFIG_SND_AC97_CODEC=y -CONFIG_SND_DUMMY=m -CONFIG_SND_VIRMIDI=m -CONFIG_SND_MTPAV=m -# CONFIG_SND_SERIAL_U16550 is not set -CONFIG_SND_MPU401=m - -# -# PCI devices -# -# CONFIG_SND_AD1889 is not set -# CONFIG_SND_ALS300 is not set -# CONFIG_SND_ALS4000 is not set -# CONFIG_SND_ALI5451 is not set -# CONFIG_SND_ATIIXP is not set -# CONFIG_SND_ATIIXP_MODEM is not set -# CONFIG_SND_AU8810 is not set -# CONFIG_SND_AU8820 is not set -# CONFIG_SND_AU8830 is not set -# CONFIG_SND_AZT3328 is not set -# CONFIG_SND_BT87X is not set -# CONFIG_SND_CA0106 is not set -# CONFIG_SND_CMIPCI is not set -# CONFIG_SND_CS4281 is not set -# CONFIG_SND_CS46XX is not set -CONFIG_SND_CS5535AUDIO=y -# CONFIG_SND_DARLA20 is not set -# CONFIG_SND_GINA20 is not set -# CONFIG_SND_LAYLA20 is not set -# CONFIG_SND_DARLA24 is not set -# CONFIG_SND_GINA24 is not set -# CONFIG_SND_LAYLA24 is not set -# CONFIG_SND_MONA is not set -# CONFIG_SND_MIA is not set -# CONFIG_SND_ECHO3G is not set -# CONFIG_SND_INDIGO is not set -# CONFIG_SND_INDIGOIO is not set -# CONFIG_SND_INDIGODJ is not set -# CONFIG_SND_EMU10K1 is not set -# CONFIG_SND_EMU10K1X is not set -CONFIG_SND_ENS1370=m -CONFIG_SND_ENS1371=m -# CONFIG_SND_ES1938 is not set -# CONFIG_SND_ES1968 is not set -# CONFIG_SND_FM801 is not set -# CONFIG_SND_HDA_INTEL is not set -# CONFIG_SND_HDSP is not set -# CONFIG_SND_HDSPM is not set -# CONFIG_SND_ICE1712 is not set -# CONFIG_SND_ICE1724 is not set -CONFIG_SND_INTEL8X0=m -# CONFIG_SND_INTEL8X0M is not set -# CONFIG_SND_KORG1212 is not set -# CONFIG_SND_MAESTRO3 is not set -# CONFIG_SND_MIXART is not set -# CONFIG_SND_NM256 is not set -# CONFIG_SND_PCXHR is not set -# CONFIG_SND_RIPTIDE is not set -# CONFIG_SND_RME32 is not set -# CONFIG_SND_RME96 is not set -# CONFIG_SND_RME9652 is not set -# CONFIG_SND_SONICVIBES is not set -# CONFIG_SND_TRIDENT is not set -# CONFIG_SND_VIA82XX is not set -# CONFIG_SND_VIA82XX_MODEM is not set -# CONFIG_SND_VX222 is not set -# CONFIG_SND_YMFPCI is not set -CONFIG_SND_AC97_POWER_SAVE=y - -# -# USB devices -# -CONFIG_SND_USB_AUDIO=m -CONFIG_SND_USB_USX2Y=m -# CONFIG_SND_USB_CAIAQ is not set - -# -# System on Chip audio support -# -# CONFIG_SND_SOC is not set - -# -# Open Sound System -# -# CONFIG_SOUND_PRIME is not set -CONFIG_AC97_BUS=y - -# -# HID Devices -# -CONFIG_HID=y -# CONFIG_HID_DEBUG is not set - -# -# USB Input Devices -# -CONFIG_USB_HID=y -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set -CONFIG_USB_HIDDEV=y - -# -# USB support -# -CONFIG_USB_ARCH_HAS_HCD=y -CONFIG_USB_ARCH_HAS_OHCI=y -CONFIG_USB_ARCH_HAS_EHCI=y -CONFIG_USB=y -# CONFIG_USB_DEBUG is not set - -# -# Miscellaneous USB options -# -CONFIG_USB_DEVICEFS=y -# CONFIG_USB_DEVICE_CLASS is not set -# CONFIG_USB_DYNAMIC_MINORS is not set -# CONFIG_USB_SUSPEND is not set -CONFIG_USB_PERSIST=y -# CONFIG_USB_OTG is not set - -# -# USB Host Controller Drivers -# -CONFIG_USB_EHCI_HCD=y -CONFIG_USB_EHCI_SPLIT_ISO=y -CONFIG_USB_EHCI_ROOT_HUB_TT=y -# CONFIG_USB_EHCI_TT_NEWSCHED is not set -# CONFIG_USB_EHCI_BIG_ENDIAN_MMIO is not set -# CONFIG_USB_ISP116X_HCD is not set -CONFIG_USB_OHCI_HCD=y -# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set -# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set -CONFIG_USB_OHCI_LITTLE_ENDIAN=y -# CONFIG_USB_UHCI_HCD is not set -# CONFIG_USB_SL811_HCD is not set - -# -# USB Device Class drivers -# -CONFIG_USB_ACM=m -CONFIG_USB_PRINTER=m - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' -# - -# -# may also be needed; see USB_STORAGE Help for more information -# -CONFIG_USB_STORAGE=y -# CONFIG_USB_STORAGE_DEBUG is not set -CONFIG_USB_STORAGE_DATAFAB=y -CONFIG_USB_STORAGE_FREECOM=y -CONFIG_USB_STORAGE_DPCM=y -CONFIG_USB_STORAGE_USBAT=y -CONFIG_USB_STORAGE_SDDR09=y -CONFIG_USB_STORAGE_SDDR55=y -CONFIG_USB_STORAGE_JUMPSHOT=y -CONFIG_USB_STORAGE_ALAUDA=y -# CONFIG_USB_STORAGE_KARMA is not set -CONFIG_USB_LIBUSUAL=y - -# -# USB Imaging devices -# -# CONFIG_USB_MDC800 is not set -# CONFIG_USB_MICROTEK is not set -CONFIG_USB_MON=y - -# -# USB port drivers -# - -# -# USB Serial Converter support -# -CONFIG_USB_SERIAL=m -CONFIG_USB_SERIAL_GENERIC=y -# CONFIG_USB_SERIAL_AIRCABLE is not set -# CONFIG_USB_SERIAL_AIRPRIME is not set -# CONFIG_USB_SERIAL_ARK3116 is not set -# CONFIG_USB_SERIAL_BELKIN is not set -# CONFIG_USB_SERIAL_WHITEHEAT is not set -# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set -CONFIG_USB_SERIAL_CP2101=m -# CONFIG_USB_SERIAL_CYPRESS_M8 is not set -# CONFIG_USB_SERIAL_EMPEG is not set -CONFIG_USB_SERIAL_FTDI_SIO=m -# CONFIG_USB_SERIAL_FUNSOFT is not set -# CONFIG_USB_SERIAL_VISOR is not set -# CONFIG_USB_SERIAL_IPAQ is not set -# CONFIG_USB_SERIAL_IR is not set -# CONFIG_USB_SERIAL_EDGEPORT is not set -# CONFIG_USB_SERIAL_EDGEPORT_TI is not set -# CONFIG_USB_SERIAL_GARMIN is not set -# CONFIG_USB_SERIAL_IPW is not set -# CONFIG_USB_SERIAL_KEYSPAN_PDA is not set -# CONFIG_USB_SERIAL_KEYSPAN is not set -# CONFIG_USB_SERIAL_KLSI is not set -# CONFIG_USB_SERIAL_KOBIL_SCT is not set -# CONFIG_USB_SERIAL_MCT_U232 is not set -# CONFIG_USB_SERIAL_MOS7720 is not set -# CONFIG_USB_SERIAL_MOS7840 is not set -# CONFIG_USB_SERIAL_NAVMAN is not set -CONFIG_USB_SERIAL_PL2303=m -# CONFIG_USB_SERIAL_HP4X is not set -# CONFIG_USB_SERIAL_SAFE is not set -# CONFIG_USB_SERIAL_SIERRAWIRELESS is not set -# CONFIG_USB_SERIAL_TI is not set -# CONFIG_USB_SERIAL_CYBERJACK is not set -# CONFIG_USB_SERIAL_XIRCOM is not set -# CONFIG_USB_SERIAL_OPTION is not set -# CONFIG_USB_SERIAL_OMNINET is not set -# CONFIG_USB_SERIAL_DEBUG is not set - -# -# USB Miscellaneous drivers -# -# CONFIG_USB_EMI62 is not set -# CONFIG_USB_EMI26 is not set -# CONFIG_USB_ADUTUX is not set -# CONFIG_USB_AUERSWALD is not set -# CONFIG_USB_RIO500 is not set -# CONFIG_USB_LEGOTOWER is not set -# CONFIG_USB_LCD is not set -# CONFIG_USB_BERRY_CHARGE is not set -# CONFIG_USB_LED is not set -# CONFIG_USB_CYPRESS_CY7C63 is not set -# CONFIG_USB_CYTHERM is not set -# CONFIG_USB_PHIDGET is not set -# CONFIG_USB_IDMOUSE is not set -# CONFIG_USB_FTDI_ELAN is not set -# CONFIG_USB_APPLEDISPLAY is not set -# CONFIG_USB_SISUSBVGA is not set -# CONFIG_USB_LD is not set -# CONFIG_USB_TRANCEVIBRATOR is not set -# CONFIG_USB_IOWARRIOR is not set -# CONFIG_USB_TEST is not set - -# -# USB DSL modem support -# - -# -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set -CONFIG_MMC=y -# CONFIG_MMC_DEBUG is not set -# CONFIG_MMC_UNSAFE_RESUME is not set - -# -# MMC/SD Card Drivers -# -CONFIG_MMC_BLOCK=y - -# -# MMC/SD Host Controller Drivers -# -CONFIG_MMC_SDHCI=y -# CONFIG_MMC_WBSD is not set -# CONFIG_MMC_TIFM_SD is not set - -# -# LED devices -# -CONFIG_NEW_LEDS=y -CONFIG_LEDS_CLASS=y - -# -# LED drivers -# - -# -# LED Triggers -# -CONFIG_LEDS_TRIGGERS=y -CONFIG_LEDS_TRIGGER_TIMER=y -# CONFIG_LEDS_TRIGGER_IDE_DISK is not set -CONFIG_LEDS_TRIGGER_HEARTBEAT=y - -# -# InfiniBand support -# -# CONFIG_INFINIBAND is not set - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# -# CONFIG_EDAC is not set - -# -# Real Time Clock -# -CONFIG_RTC_LIB=y -CONFIG_RTC_CLASS=y -# CONFIG_RTC_HCTOSYS is not set -# CONFIG_RTC_DEBUG is not set - -# -# RTC interfaces -# -CONFIG_RTC_INTF_SYSFS=y -CONFIG_RTC_INTF_PROC=y -CONFIG_RTC_INTF_DEV=y -# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set -# CONFIG_RTC_DRV_TEST is not set - -# -# I2C RTC drivers -# -# CONFIG_RTC_DRV_DS1307 is not set -# CONFIG_RTC_DRV_DS1672 is not set -# CONFIG_RTC_DRV_MAX6900 is not set -# CONFIG_RTC_DRV_RS5C372 is not set -# CONFIG_RTC_DRV_ISL1208 is not set -# CONFIG_RTC_DRV_X1205 is not set -# CONFIG_RTC_DRV_PCF8563 is not set -# CONFIG_RTC_DRV_PCF8583 is not set - -# -# SPI RTC drivers -# - -# -# Platform RTC drivers -# -CONFIG_RTC_DRV_CMOS=y -# CONFIG_RTC_DRV_DS1553 is not set -# CONFIG_RTC_DRV_DS1742 is not set -# CONFIG_RTC_DRV_M48T86 is not set -# CONFIG_RTC_DRV_V3020 is not set - -# -# on-CPU RTC drivers -# - -# -# DMA Engine support -# -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices -# - -# -# Virtualization -# -# CONFIG_KVM is not set - -# -# Sysprof -# -CONFIG_SYSPROF=m - -# -# File systems -# -CONFIG_EXT2_FS=y -CONFIG_EXT2_FS_XATTR=y -# CONFIG_EXT2_FS_POSIX_ACL is not set -CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT2_FS_XIP=y -CONFIG_FS_XIP=y -CONFIG_EXT3_FS=y -CONFIG_EXT3_FS_XATTR=y -# CONFIG_EXT3_FS_POSIX_ACL is not set -CONFIG_EXT3_FS_SECURITY=y -# CONFIG_EXT4DEV_FS is not set -CONFIG_JBD=y -# CONFIG_JBD_DEBUG is not set -CONFIG_FS_MBCACHE=y -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set -# CONFIG_FS_POSIX_ACL is not set -# CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set -# CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set -CONFIG_INOTIFY=y -CONFIG_INOTIFY_USER=y -CONFIG_QUOTA=y -# CONFIG_QFMT_V1 is not set -CONFIG_QFMT_V2=y -CONFIG_QUOTACTL=y -CONFIG_DNOTIFY=y -CONFIG_AUTOFS_FS=m -CONFIG_AUTOFS4_FS=m -# CONFIG_FUSE_FS is not set - -# -# CD-ROM/DVD Filesystems -# -CONFIG_ISO9660_FS=m -CONFIG_JOLIET=y -CONFIG_ZISOFS=y -CONFIG_UDF_FS=m -CONFIG_UDF_NLS=y - -# -# DOS/FAT/NT Filesystems -# -CONFIG_FAT_FS=m -CONFIG_MSDOS_FS=m -CONFIG_VFAT_FS=m -CONFIG_FAT_DEFAULT_CODEPAGE=437 -CONFIG_FAT_DEFAULT_IOCHARSET="ascii" -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -CONFIG_HUGETLBFS=y -CONFIG_HUGETLB_PAGE=y -CONFIG_PROMFS_FS=y -CONFIG_RAMFS=y -# CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_ECRYPT_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -CONFIG_JFFS2_FS=y -CONFIG_JFFS2_FS_DEBUG=0 -CONFIG_JFFS2_FS_WRITEBUFFER=y -CONFIG_JFFS2_FS_WBUF_VERIFY=y -CONFIG_JFFS2_SUMMARY=y -CONFIG_JFFS2_FS_XATTR=y -# CONFIG_JFFS2_FS_POSIX_ACL is not set -CONFIG_JFFS2_FS_SECURITY=y -# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set -CONFIG_JFFS2_ZLIB=y -CONFIG_JFFS2_RTIME=y -# CONFIG_JFFS2_RUBIN is not set -CONFIG_CRAMFS=m -# CONFIG_VXFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set - -# -# Network File Systems -# -CONFIG_NFS_FS=m -CONFIG_NFS_V3=y -# CONFIG_NFS_V3_ACL is not set -CONFIG_NFS_V4=y -CONFIG_NFS_DIRECTIO=y -# CONFIG_NFSD is not set -CONFIG_LOCKD=m -CONFIG_LOCKD_V4=y -CONFIG_NFS_COMMON=y -CONFIG_SUNRPC=m -CONFIG_SUNRPC_GSS=m -# CONFIG_SUNRPC_BIND34 is not set -CONFIG_RPCSEC_GSS_KRB5=m -CONFIG_RPCSEC_GSS_SPKM3=m -# CONFIG_SMB_FS is not set -# CONFIG_CIFS is not set -# CONFIG_NCP_FS is not set -# CONFIG_CODA_FS is not set -# CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set - -# -# Partition Types -# -CONFIG_PARTITION_ADVANCED=y -# CONFIG_ACORN_PARTITION is not set -# CONFIG_OSF_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set -# CONFIG_ATARI_PARTITION is not set -# CONFIG_MAC_PARTITION is not set -CONFIG_MSDOS_PARTITION=y -# CONFIG_BSD_DISKLABEL is not set -# CONFIG_MINIX_SUBPARTITION is not set -# CONFIG_SOLARIS_X86_PARTITION is not set -# CONFIG_UNIXWARE_DISKLABEL is not set -# CONFIG_LDM_PARTITION is not set -# CONFIG_SGI_PARTITION is not set -# CONFIG_ULTRIX_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_KARMA_PARTITION is not set -# CONFIG_EFI_PARTITION is not set -# CONFIG_SYSV68_PARTITION is not set - -# -# Native Language Support -# -CONFIG_NLS=y -CONFIG_NLS_DEFAULT="utf8" -CONFIG_NLS_CODEPAGE_437=y -CONFIG_NLS_CODEPAGE_737=m -CONFIG_NLS_CODEPAGE_775=m -CONFIG_NLS_CODEPAGE_850=m -CONFIG_NLS_CODEPAGE_852=m -CONFIG_NLS_CODEPAGE_855=m -CONFIG_NLS_CODEPAGE_857=m -CONFIG_NLS_CODEPAGE_860=m -CONFIG_NLS_CODEPAGE_861=m -CONFIG_NLS_CODEPAGE_862=m -CONFIG_NLS_CODEPAGE_863=m -CONFIG_NLS_CODEPAGE_864=m -CONFIG_NLS_CODEPAGE_865=m -CONFIG_NLS_CODEPAGE_866=m -CONFIG_NLS_CODEPAGE_869=m -CONFIG_NLS_CODEPAGE_936=m -CONFIG_NLS_CODEPAGE_950=m -CONFIG_NLS_CODEPAGE_932=m -CONFIG_NLS_CODEPAGE_949=m -CONFIG_NLS_CODEPAGE_874=m -CONFIG_NLS_ISO8859_8=m -CONFIG_NLS_CODEPAGE_1250=m -CONFIG_NLS_CODEPAGE_1251=m -CONFIG_NLS_ASCII=y -CONFIG_NLS_ISO8859_1=m -CONFIG_NLS_ISO8859_2=m -CONFIG_NLS_ISO8859_3=m -CONFIG_NLS_ISO8859_4=m -CONFIG_NLS_ISO8859_5=m -CONFIG_NLS_ISO8859_6=m -CONFIG_NLS_ISO8859_7=m -CONFIG_NLS_ISO8859_9=m -CONFIG_NLS_ISO8859_13=m -CONFIG_NLS_ISO8859_14=m -CONFIG_NLS_ISO8859_15=m -CONFIG_NLS_KOI8_R=m -CONFIG_NLS_KOI8_U=m -CONFIG_NLS_UTF8=m - -# -# Distributed Lock Manager -# -# CONFIG_DLM is not set - -# -# Instrumentation Support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m -CONFIG_KPROBES=y - -# -# Kernel hacking -# -CONFIG_TRACE_IRQFLAGS_SUPPORT=y -CONFIG_PRINTK_TIME=y -# CONFIG_ENABLE_MUST_CHECK is not set -CONFIG_MAGIC_SYSRQ=y -CONFIG_UNUSED_SYMBOLS=y -CONFIG_DEBUG_FS=y -# CONFIG_HEADERS_CHECK is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_DEBUG_SHIRQ is not set -CONFIG_DETECT_SOFTLOCKUP=y -CONFIG_SCHEDSTATS=y -CONFIG_TIMER_STATS=y -# CONFIG_DEBUG_SLAB is not set -CONFIG_DEBUG_PREEMPT=y -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_RT_MUTEX_TESTER is not set -CONFIG_DEBUG_SPINLOCK=y -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_DEBUG_LOCK_ALLOC is not set -# CONFIG_PROVE_LOCKING is not set -CONFIG_DEBUG_SPINLOCK_SLEEP=y -# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set -# CONFIG_DEBUG_KOBJECT is not set -# CONFIG_DEBUG_BUGVERBOSE is not set -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_VM=y -CONFIG_DEBUG_LIST=y -# CONFIG_FRAME_POINTER is not set -# CONFIG_FORCED_INLINING is not set -# CONFIG_RCU_TORTURE_TEST is not set -# CONFIG_LKDTM is not set -# CONFIG_FAULT_INJECTION is not set -CONFIG_EARLY_PRINTK=y -CONFIG_DEBUG_STACKOVERFLOW=y -CONFIG_DEBUG_STACK_USAGE=y - -# -# Page alloc debug is incompatible with Software Suspend on i386 -# -CONFIG_DEBUG_RODATA=y -CONFIG_4KSTACKS=y -CONFIG_DOUBLEFAULT=y - -# -# Security options -# -CONFIG_KEYS=y -CONFIG_KEYS_DEBUG_PROC_KEYS=y -CONFIG_SECURITY=y -CONFIG_SECURITY_NETWORK=y -CONFIG_SECURITY_NETWORK_XFRM=y -CONFIG_SECURITY_CAPABILITIES=y -# CONFIG_SECURITY_ROOTPLUG is not set -CONFIG_SECURITY_SELINUX=y -CONFIG_SECURITY_SELINUX_BOOTPARAM=y -CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=1 -# CONFIG_SECURITY_SELINUX_DISABLE is not set -CONFIG_SECURITY_SELINUX_DEVELOP=y -CONFIG_SECURITY_SELINUX_AVC_STATS=y -CONFIG_SECURITY_SELINUX_CHECKREQPROT_VALUE=1 -# CONFIG_SECURITY_SELINUX_ENABLE_SECMARK_DEFAULT is not set -# CONFIG_SECURITY_SELINUX_POLICYDB_VERSION_MAX is not set - -# -# Cryptographic options -# -CONFIG_CRYPTO=y -CONFIG_CRYPTO_ALGAPI=y -CONFIG_CRYPTO_BLKCIPHER=y -CONFIG_CRYPTO_HASH=y -CONFIG_CRYPTO_MANAGER=y -CONFIG_CRYPTO_HMAC=y -CONFIG_CRYPTO_XCBC=m -CONFIG_CRYPTO_NULL=m -CONFIG_CRYPTO_MD4=m -CONFIG_CRYPTO_MD5=y -CONFIG_CRYPTO_SHA1=y -CONFIG_CRYPTO_SHA256=m -CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_WP512=m -CONFIG_CRYPTO_TGR192=m -CONFIG_CRYPTO_GF128MUL=m -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_CBC=m -CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_LRW=m -# CONFIG_CRYPTO_CRYPTD is not set -CONFIG_CRYPTO_DES=m -CONFIG_CRYPTO_FCRYPT=m -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_TWOFISH_COMMON=m -# CONFIG_CRYPTO_TWOFISH_586 is not set -CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_AES=m -CONFIG_CRYPTO_AES_586=m -CONFIG_CRYPTO_CAST5=m -CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_ARC4=m -CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_DEFLATE=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_CRC32C=m -CONFIG_CRYPTO_CAMELLIA=m -# CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# -# CONFIG_CRYPTO_DEV_PADLOCK is not set -CONFIG_CRYPTO_DEV_GEODE=y - -# -# Library routines -# -CONFIG_BITREVERSE=y -CONFIG_CRC_CCITT=m -CONFIG_CRC16=m -# CONFIG_CRC_ITU_T is not set -CONFIG_CRC32=y -CONFIG_LIBCRC32C=m -CONFIG_AUDIT_GENERIC=y -CONFIG_ZLIB_INFLATE=y -CONFIG_ZLIB_DEFLATE=y -CONFIG_REED_SOLOMON=y -CONFIG_REED_SOLOMON_DEC16=y -CONFIG_TEXTSEARCH=y -CONFIG_TEXTSEARCH_KMP=m -CONFIG_TEXTSEARCH_BM=m -CONFIG_TEXTSEARCH_FSM=m -CONFIG_PLIST=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_DMA=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_IRQ_PROBE=y -CONFIG_X86_BIOS_REBOOT=y -CONFIG_KTIME_SCALAR=y diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/mfgpt.c b/target/linux/olpc/files-2.6.23/arch/i386/kernel/mfgpt.c deleted file mode 100644 index 2e62a41e7f..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/mfgpt.c +++ /dev/null @@ -1,354 +0,0 @@ -/* Driver/API for AMD Geode Multi-Function General Purpose Timers (MFGPT) - * - * Copyright (C) 2006, Advanced Micro Devices, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -/* The MFPGT timers on the CS5536 provide us with suitable timers to use - * as clock event sources - not as good as a HPET or APIC, but certainly - * better then the PIT. This isn't a general purpose MFGPT driver, but - * a simplified one designed specifically to act as a clock event source. - * For full details about the MFGPT, please consult the CS5536 data sheet. -*/ - -/* We are using the 32Khz input clock - its the only one that has the - * ranges we find desirable. The following table lists the suitable - * divisors and the associated hz, minimum interval - * and the maximum interval: - - Divisor Hz Min Delta (S) Max Delta (S) - 1 32000 .0005 2.048 - 2 16000 .001 4.096 - 4 8000 .002 8.192 - 8 4000 .004 16.384 - 16 2000 .008 32.768 - 32 1000 .016 65.536 - 64 500 .032 131.072 - 128 250 .064 262.144 - 256 125 .128 524.288 -*/ - -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/clocksource.h> -#include <linux/clockchips.h> -#include <asm/geode.h> - -#include "do_timer.h" - -#define MFGPT_MAX_TIMERS 8 - -#define F_AVAIL 0x01 - -static struct mfgpt_timer_t { - int flags; - struct module *owner; -} mfgpt_timers[MFGPT_MAX_TIMERS]; - -/* Selected from the table above */ - -#define MFGPT_DIVISOR 16 -#define MFGPT_SCALE 4 /* divisor = 2^(scale) */ -#define MFGPT_HZ (32000 / MFGPT_DIVISOR) -#define MFGPT_PERIODIC (MFGPT_HZ / HZ) - -#ifdef CONFIG_GEODE_MFGPT_TIMER -static int __init mfgpt_timer_setup(void); -#else -#define mfgpt_timer_setup() (0) -#endif - -/* Allow for disabling of MFGPTs */ -static int disable = 0; -static int __init mfgpt_disable(char *s) -{ - disable = 1; - return 1; -} -__setup("nomfgpt", mfgpt_disable); - -/* - * Check whether any MFGPTs are available for the kernel to use. In most - * cases, firmware that uses AMD's VSA code will claim all timers during - * bootup; we certainly don't want to take them if they're already in use. - * In other cases (such as with VSAless OpenFirmware), the system firmware - * leaves timers available for us to use. - */ -int __init geode_mfgpt_detect(void) -{ - int count = 0, i; - u16 val; - - if (disable) { - printk(KERN_INFO "geode-mfgpt: Skipping MFGPT setup\n"); - return 0; - } - - for (i = 0; i < MFGPT_MAX_TIMERS; i++) { - val = geode_mfgpt_read(i, MFGPT_REG_SETUP); - if (!(val & MFGPT_SETUP_SETUP)) { - mfgpt_timers[i].flags = F_AVAIL; - count++; - } - } - - /* set up clock event device, if desired */ - i = mfgpt_timer_setup(); - - return count; -} - -int geode_mfgpt_toggle_event(int timer, int cmp, int event, int enable) -{ - u32 msr, mask, value, dummy; - int shift = (cmp == MFGPT_CMP1) ? 0 : 8; - - if (timer < 0 || timer >= MFGPT_MAX_TIMERS) - return -EIO; - - /* - * The register maps for these are described in sections 6.17.1.x of - * the AMD Geode CS5536 Companion Device Data Book. - */ - switch(event) { - case MFGPT_EVENT_RESET: - /* XXX: According to the docs, we cannot reset timers above - * 6; that is, resets for 7 and 8 will be ignored. Is this - * a problem? */ - msr = MFGPT_NR_MSR; - mask = 1 << (timer + 24); - break; - - case MFGPT_EVENT_NMI: - msr = MFGPT_NR_MSR; - mask = 1 << (timer + shift); - break; - - case MFGPT_EVENT_IRQ: - msr = MFGPT_IRQ_MSR; - mask = 1 << (timer + shift); - break; - - default: - return -EIO; - } - - rdmsr(msr, value, dummy); - - if (enable) - value |= mask; - else - value &= ~mask; - - wrmsr(msr, value, dummy); - return 0; -} -EXPORT_SYMBOL(geode_mfgpt_toggle_event); - -int geode_mfgpt_set_irq(int timer, int cmp, int irq, int enable) -{ - u32 val, dummy; - int offset; - - if (timer < 0 || timer >= MFGPT_MAX_TIMERS) - return -EIO; - - if (geode_mfgpt_toggle_event(timer, cmp, MFGPT_EVENT_IRQ, enable)) - return -EIO; - - rdmsr(0x51400022, val, dummy); - - offset = (timer % 4) * 4; - - val &= ~((0xF << offset) | (0xF << (offset + 16))); - - if (enable) { - val |= (irq & 0x0F) << (offset); - val |= (irq & 0x0F) << (offset + 16); - } - - wrmsr(0x51400022, val, dummy); - return 0; -} -EXPORT_SYMBOL(geode_mfgpt_set_irq); - -static int mfgpt_get(int timer, struct module *owner) -{ - mfgpt_timers[timer].flags &= ~F_AVAIL; - mfgpt_timers[timer].owner = owner; - printk(KERN_INFO "geode-mfgpt: Registered timer %d\n", timer); - return timer; -} - -int geode_mfgpt_alloc_timer(int timer, int domain, struct module *owner) -{ - int i; - - if (!geode_get_dev_base(GEODE_DEV_MFGPT)) - return -ENODEV; - if (timer >= MFGPT_MAX_TIMERS) - return -EIO; - - if (timer < 0) { - /* Try to find an available timer */ - for (i = 0; i < MFGPT_MAX_TIMERS; i++) { - if (mfgpt_timers[i].flags & F_AVAIL) - return mfgpt_get(i, owner); - - if (i == 5 && domain == MFGPT_DOMAIN_WORKING) - break; - } - } - else { - /* If they requested a specific timer, try to honor that */ - if (mfgpt_timers[timer].flags & F_AVAIL) - return mfgpt_get(timer, owner); - } - - /* No timers available - too bad */ - return -1; -} -EXPORT_SYMBOL(geode_mfgpt_alloc_timer); - -#ifdef CONFIG_GEODE_MFGPT_TIMER - -static unsigned int mfgpt_tick_mode = CLOCK_EVT_MODE_SHUTDOWN; -static u16 mfgpt_event_clock; - -static int irq = 7; -static int __init mfgpt_setup(char *str) -{ - get_option(&str, &irq); - return 1; -} -__setup("mfgpt_irq=", mfgpt_setup); - -static inline void mfgpt_disable_timer(u16 clock) -{ - u16 val = geode_mfgpt_read(clock, MFGPT_REG_SETUP); - geode_mfgpt_write(clock, MFGPT_REG_SETUP, val & ~MFGPT_SETUP_CNTEN); -} - -static int mfgpt_next_event(unsigned long, struct clock_event_device *); -static void mfgpt_set_mode(enum clock_event_mode, struct clock_event_device *); - -static struct clock_event_device mfgpt_clockevent = { - .name = "mfgpt-timer", - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .set_mode = mfgpt_set_mode, - .set_next_event = mfgpt_next_event, - .rating = 250, - .cpumask = CPU_MASK_ALL, - .shift = 32 -}; - -static inline void mfgpt_start_timer(u16 clock, u16 delta) -{ - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_CMP2, (u16) delta); - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_COUNTER, 0); - - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, - MFGPT_SETUP_CNTEN | MFGPT_SETUP_CMP2); -} - -static void mfgpt_set_mode(enum clock_event_mode mode, - struct clock_event_device *evt) -{ - mfgpt_disable_timer(mfgpt_event_clock); - - if (mode == CLOCK_EVT_MODE_PERIODIC) - mfgpt_start_timer(mfgpt_event_clock, MFGPT_PERIODIC); - - mfgpt_tick_mode = mode; -} - -static int mfgpt_next_event(unsigned long delta, struct clock_event_device *evt) -{ - mfgpt_start_timer(mfgpt_event_clock, delta); - return 0; -} - -/* Assume (foolishly?), that this interrupt was due to our tick */ - -static irqreturn_t mfgpt_tick(int irq, void *dev_id) -{ - if (mfgpt_tick_mode == CLOCK_EVT_MODE_SHUTDOWN) - return IRQ_HANDLED; - - /* Turn off the clock */ - mfgpt_disable_timer(mfgpt_event_clock); - - /* Clear the counter */ - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_COUNTER, 0); - - /* Restart the clock in periodic mode */ - - if (mfgpt_tick_mode == CLOCK_EVT_MODE_PERIODIC) { - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, - MFGPT_SETUP_CNTEN | MFGPT_SETUP_CMP2); - } - - mfgpt_clockevent.event_handler(&mfgpt_clockevent); - return IRQ_HANDLED; -} - -static struct irqaction mfgptirq = { - .handler = mfgpt_tick, - .flags = IRQF_DISABLED | IRQF_NOBALANCING, - .mask = CPU_MASK_NONE, - .name = "mfgpt-timer" -}; - -static int __init mfgpt_timer_setup(void) -{ - int timer, ret; - u16 val; - - timer = geode_mfgpt_alloc_timer(MFGPT_TIMER_ANY, MFGPT_DOMAIN_WORKING, THIS_MODULE); - if (timer < 0) { - printk(KERN_ERR "mfgpt-timer: Could not allocate a MFPGT timer\n"); - return -ENODEV; - } - - mfgpt_event_clock = timer; - /* Set the clock scale and enable the event mode for CMP2 */ - val = MFGPT_SCALE | (3 << 8); - - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, val); - - /* Set up the IRQ on the MFGPT side */ - if (geode_mfgpt_setup_irq(mfgpt_event_clock, MFGPT_CMP2, irq)) { - printk(KERN_ERR "mfgpt-timer: Could not set up IRQ %d\n", irq); - return -EIO; - } - - /* And register it with the kernel */ - ret = setup_irq(irq, &mfgptirq); - - if (ret) { - printk(KERN_ERR "mfgpt-timer: Unable to set up the interrupt.\n"); - goto err; - } - - /* Set up the clock event */ - mfgpt_clockevent.mult = div_sc(MFGPT_HZ, NSEC_PER_SEC, 32); - mfgpt_clockevent.min_delta_ns = clockevent_delta2ns(0xF, &mfgpt_clockevent); - mfgpt_clockevent.max_delta_ns = clockevent_delta2ns(0xFFFE, &mfgpt_clockevent); - - printk("mfgpt-timer: registering the MFGT timer as a clock event.\n"); - clockevents_register_device(&mfgpt_clockevent); - - return 0; - -err: - geode_mfgpt_release_irq(mfgpt_event_clock, MFGPT_CMP2, irq); - printk(KERN_ERR "mfgpt-timer: Unable to set up the MFGPT clock source\n"); - return -EIO; -} - -#endif diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/ofw.c b/target/linux/olpc/files-2.6.23/arch/i386/kernel/ofw.c deleted file mode 100644 index fdcd93629a..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/ofw.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * ofw.c - Open Firmware client interface for 32-bit systems. - * This code is intended to be portable to any 32-bit Open Firmware - * implementation with a standard client interface that can be - * called when Linux is running. - * - * Copyright (C) 2007 Mitch Bradley <wmb@firmworks.com> - * Copyright (C) 2007 Andres Salomon <dilinger@debian.org> - */ - -#include <stdarg.h> -#include <linux/spinlock.h> -#include <linux/module.h> -#include <asm/ofw.h> - - -int (*call_firmware)(int *); - -static DEFINE_SPINLOCK(prom_lock); - -#define MAXARGS 20 - -/* - * The return value from ofw() in all cases is 0 if the attempt to call the - * function succeeded, <0 otherwise. That return value is from the - * gateway function only. Any results from the called function are returned - * via output argument pointers. - * - * Here are call templates for all the standard OFW client services: - * - * ofw("test", 1, 1, namestr, &missing); - * ofw("peer", 1, 1, phandle, &sibling_phandle); - * ofw("child", 1, 1, phandle, &child_phandle); - * ofw("parent", 1, 1, phandle, &parent_phandle); - * ofw("instance_to_package", 1, 1, ihandle, &phandle); - * ofw("getproplen", 2, 1, phandle, namestr, &proplen); - * ofw("getprop", 4, 1, phandle, namestr, bufaddr, buflen, &size); - * ofw("nextprop", 3, 1, phandle, previousstr, bufaddr, &flag); - * ofw("setprop", 4, 1, phandle, namestr, bufaddr, len, &size); - * ofw("canon", 3, 1, devspecstr, bufaddr, buflen, &length); - * ofw("finddevice", 1, 1, devspecstr, &phandle); - * ofw("instance-to-path", 3, 1, ihandle, bufaddr, buflen, &length); - * ofw("package-to-path", 3, 1, phandle, bufaddr, buflen, &length); - * ofw("call_method", numin, numout, in0, in1, ..., &out0, &out1, ...); - * ofw("open", 1, 1, devspecstr, &ihandle); - * ofw("close", 1, 0, ihandle); - * ofw("read", 3, 1, ihandle, addr, len, &actual); - * ofw("write", 3, 1, ihandle, addr, len, &actual); - * ofw("seek", 3, 1, ihandle, pos_hi, pos_lo, &status); - * ofw("claim", 3, 1, virtaddr, size, align, &baseaddr); - * ofw("release", 2, 0, virtaddr, size); - * ofw("boot", 1, 0, bootspecstr); - * ofw("enter", 0, 0); - * ofw("exit", 0, 0); - * ofw("chain", 5, 0, virtaddr, size, entryaddr, argsaddr, len); - * ofw("interpret", numin+1, numout+1, cmdstr, in0, ..., &catchres, &out0, ...); - * ofw("set-callback", 1, 1, newfuncaddr, &oldfuncaddr); - * ofw("set-symbol-lookup", 2, 0, symtovaladdr, valtosymaddr); - * ofw("milliseconds", 0, 1, &ms); - */ - -int ofw(char *name, int numargs, int numres, ...) -{ - va_list ap; - int argarray[MAXARGS+3]; - int argnum = 3; - int retval; - int *intp; - unsigned long flags; - - if (!call_firmware) - return -1; - if ((numargs + numres) > MAXARGS) - return -1; /* spit out an error? */ - - argarray[0] = (int) name; - argarray[1] = numargs; - argarray[2] = numres; - - va_start(ap, numres); - while (numargs) { - argarray[argnum++] = va_arg(ap, int); - numargs--; - } - - spin_lock_irqsave(&prom_lock, flags); - retval = call_firmware(argarray); - spin_unlock_irqrestore(&prom_lock, flags); - - if (retval == 0) { - while (numres) { - intp = va_arg(ap, int *); - *intp = argarray[argnum++]; - numres--; - } - } - va_end(ap); - return retval; -} -EXPORT_SYMBOL(ofw); diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-pm.c b/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-pm.c deleted file mode 100644 index 93149f1c38..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-pm.c +++ /dev/null @@ -1,785 +0,0 @@ -/* olpc-pm.c - * © 2006 Red Hat, Inc. - * Portions also copyright 2006 Advanced Micro Devices, Inc. - * GPLv2 - */ - -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/input.h> -#include <linux/suspend.h> -#include <linux/bootmem.h> -#include <linux/platform_device.h> -#include <linux/rtc.h> -#include <linux/mc146818rtc.h> -#include <asm/io.h> - -#include <asm/olpc.h> - -/* A few words about accessing the ACPI and PM registers. Long story short, - byte and word accesses of the ACPI and PM registers is broken. The only - way to do it really correctly is to use dword accesses, which we do - throughout this code. For more details, please consult Eratta 17 and 18 - here: - - http://www.amd.com/files/connectivitysolutions/geode/geode_gx/34472D_CS5536_B1_specupdate.pdf -*/ - -#define PM_IRQ 3 - -#define CS5536_PM_PWRBTN (1 << 8) -#define CS5536_PM_RTC (1 << 10) - -#define GPIO_WAKEUP_EC (1 << 31) -#define GPIO_WAKEUP_LID (1 << 30) - -#define PM_MODE_NORMAL 0 -#define PM_MODE_TEST 1 -#define PM_MODE_MAX 2 - -/* These, and the battery EC commands, should be in an olpc.h. */ -#define EC_WRITE_SCI_MASK 0x1b -#define EC_READ_SCI_MASK 0x1c - -extern void do_olpc_suspend_lowlevel(void); - -static struct { - unsigned long address; - unsigned short segment; -} ofw_bios_entry = { 0, __KERNEL_CS }; - -static int olpc_pm_mode = PM_MODE_NORMAL; -static unsigned long acpi_base; -static unsigned long pms_base; -static int sci_irq; -static int olpc_lid_flag; - -static struct input_dev *pm_inputdev; -static struct input_dev *lid_inputdev; -static struct input_dev *ebook_inputdev; -static struct pm_ops olpc_pm_ops; - -static int gpio_wake_events = 0; -static int ebook_state = -1; -static u16 olpc_wakeup_mask = 0; - -struct platform_device olpc_powerbutton_dev = { - .name = "powerbutton", - .id = -1, -}; - -struct platform_device olpc_lid_dev = { - .name = "lid", - .id = -1, -}; - -static void __init init_ebook_state(void) -{ - if (olpc_ec_cmd(0x2a, NULL, 0, (unsigned char *) &ebook_state, 1)) { - printk(KERN_WARNING "olpc-pm: failed to get EBOOK state!\n"); - ebook_state = 0; - } - ebook_state &= 1; - - /* the input layer needs to know what value to default to as well */ - input_report_switch(ebook_inputdev, SW_TABLET_MODE, ebook_state); - input_sync(ebook_inputdev); -} - -static void (*battery_callback)(unsigned long); -static DEFINE_SPINLOCK(battery_callback_lock); - -/* propagate_events is non-NULL if run from workqueue, - NULL when called at init time to flush SCI queue */ -static void process_sci_queue(struct work_struct *propagate_events) -{ - unsigned char data = 0; - unsigned char battery_events = 0; - int ret; - - do { - ret = olpc_ec_cmd(0x84, NULL, 0, &data, 1); - if (!ret) { - printk(KERN_DEBUG "olpc-pm: SCI 0x%x received\n", - data); - - switch (data) { - case EC_SCI_SRC_EMPTY: - case EC_SCI_SRC_GAME: - case EC_SCI_SRC_WLAN: - /* we ignore these for now */ - break; - case EC_SCI_SRC_BATERR: - printk(KERN_ERR "olpc-pm: Battery Management System detected an error! Remove turnip from battery slot.\n"); - case EC_SCI_SRC_BATSOC: - case EC_SCI_SRC_BATTERY: - case EC_SCI_SRC_ACPWR: - battery_events |= data; - break; - case EC_SCI_SRC_EBOOK: - ebook_state = !ebook_state; - if (propagate_events) { - input_report_switch(ebook_inputdev, - SW_TABLET_MODE, ebook_state); - input_sync(ebook_inputdev); - } - break; - default: - printk(KERN_ERR "olpc-pm: Unknown SCI event 0x%x occurred!\n", data); - } - } - } while (data && !ret); - - if (battery_events && battery_callback && propagate_events) { - void (*cbk)(unsigned long); - - /* Older EC versions didn't distinguish between AC and battery - events */ - if (olpc_platform_info.ecver < 0x45) - battery_events = EC_SCI_SRC_BATTERY | EC_SCI_SRC_ACPWR; - - spin_lock(&battery_callback_lock); - cbk = battery_callback; - spin_unlock(&battery_callback_lock); - - cbk(battery_events); - } - - if (ret) - printk(KERN_WARNING "Failed to clear SCI queue!\n"); -} - -static DECLARE_WORK(sci_work, process_sci_queue); - -void olpc_register_battery_callback(void (*f)(unsigned long)) -{ - spin_lock(&battery_callback_lock); - battery_callback = f; - spin_unlock(&battery_callback_lock); -} -EXPORT_SYMBOL_GPL(olpc_register_battery_callback); - -void olpc_deregister_battery_callback(void) -{ - spin_lock(&battery_callback_lock); - battery_callback = NULL; - spin_unlock(&battery_callback_lock); - cancel_work_sync(&sci_work); -} -EXPORT_SYMBOL_GPL(olpc_deregister_battery_callback); - - -static int olpc_pm_interrupt(int irq, void *id) -{ - uint32_t sts, gpe = 0; - - sts = inl(acpi_base + PM1_STS); - outl(sts | 0xFFFF, acpi_base + PM1_STS); - - if (olpc_get_rev() >= OLPC_REV_B2) { - gpe = inl(acpi_base + PM_GPE0_STS); - outl(0xFFFFFFFF, acpi_base + PM_GPE0_STS); - } - - if (sts & CS5536_PM_PWRBTN) { - input_report_key(pm_inputdev, KEY_POWER, 1); - input_sync(pm_inputdev); - printk(KERN_DEBUG "olpm-pm: PM_PWRBTN event received\n"); - /* Do we need to delay this (and hence schedule_work)? */ - input_report_key(pm_inputdev, KEY_POWER, 0); - input_sync(pm_inputdev); - } - - if (gpe & GPIO_WAKEUP_EC) { - geode_gpio_clear(OLPC_GPIO_ECSCI, GPIO_NEGATIVE_EDGE_STS); - schedule_work(&sci_work); - } - - if (gpe & GPIO_WAKEUP_LID) { - /* Disable events */ - geode_gpio_clear(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - - /* Clear the edge */ - - if (olpc_lid_flag) - geode_gpio_clear(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_EN); - else - geode_gpio_clear(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_EN); - - /* Clear the status too */ - geode_gpio_set(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_STS); - geode_gpio_set(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_STS); - - /* The line is high when the LID is open, but SW_LID - * should be high when the LID is closed, so we pass the old - * value of olpc_lid_flag - */ - - input_report_switch(lid_inputdev, SW_LID, olpc_lid_flag); - input_sync(lid_inputdev); - - /* Swap the status */ - olpc_lid_flag = !olpc_lid_flag; - - if (olpc_lid_flag) - geode_gpio_set(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_EN); - else - geode_gpio_set(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_EN); - - /* re-enable the event */ - geode_gpio_set(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - } - - return IRQ_HANDLED; -} - -/* - * For now, only support STR. We also don't support suspending on - * B1s, due to difficulties with the cafe FPGA. - */ -static int olpc_pm_state_valid(suspend_state_t pm_state) -{ - if (pm_state == PM_SUSPEND_MEM && olpc_rev_after(OLPC_REV_B1)) - return 1; - - return 0; -} - -/* This is a catchall function for operations that just don't belong - * anywhere else. Later we will evaluate if these belong in the - * individual device drivers or the firmware. - * If you add something to this function, please explain yourself with - * a comment. - */ - -extern void gxfb_flatpanel_control(int state); - -static u32 gpio_wakeup[2]; -static u64 irq_sources[4]; -static u64 mfgpt_irq_msr, mfgpt_nr_msr; - -void olpc_fixup_wakeup(void) -{ - u32 base = geode_gpio_base(); - int i; - - /* This clears any pending events from the status register - - * the firmware also does this, but its possible that it tries - * it too early before the key has a chance to debounce - */ - - outl((CS5536_PM_PWRBTN << 16) | 0xFFFF, acpi_base + PM1_STS); - - /* Enable the flatpanel sequencing as early as possible, because - it takes ~64ms to resume. This probably belongs in the firmware */ - - //gxfb_flatpanel_control(1); - - /* Restore the interrupt sources */ - wrmsrl(MSR_PIC_YSEL_LOW, irq_sources[0]); - wrmsrl(MSR_PIC_ZSEL_LOW, irq_sources[1]); - wrmsrl(MSR_PIC_YSEL_HIGH, irq_sources[2]); - wrmsrl(MSR_PIC_ZSEL_HIGH, irq_sources[3]); - - /* Restore the X and Y sources for GPIO */ - outl(gpio_wakeup[0], base + GPIO_MAP_X); - outl(gpio_wakeup[1], base + GPIO_MAP_Y); - - /* Resture the MFGPT MSRs */ - wrmsrl(MFGPT_IRQ_MSR, mfgpt_irq_msr); - wrmsrl(MFGPT_NR_MSR, mfgpt_nr_msr); - - for (i=0;i<2;i++) { - /* tell the wireless module to restart USB communication */ - olpc_ec_cmd(0x24, NULL, 0, NULL, 0); - } -} - -void olpc_fixup_sleep(void) -{ - u32 base = geode_gpio_base(); - int i; - - /* Save the X and Y sources for GPIO */ - gpio_wakeup[0] = inl(base + GPIO_MAP_X); - gpio_wakeup[1] = inl(base + GPIO_MAP_Y); - - /* Save the Y and Z unrestricted sources */ - - rdmsrl(MSR_PIC_YSEL_LOW, irq_sources[0]); - rdmsrl(MSR_PIC_ZSEL_LOW, irq_sources[1]); - rdmsrl(MSR_PIC_YSEL_HIGH, irq_sources[2]); - rdmsrl(MSR_PIC_ZSEL_HIGH, irq_sources[3]); - - /* Turn off the MFGPT timers on the way down */ - - for(i = 0; i < 8; i++) { - u32 val = geode_mfgpt_read(i, MFGPT_REG_SETUP); - - if (val & MFGPT_SETUP_SETUP) { - val &= ~MFGPT_SETUP_CNTEN; - geode_mfgpt_write(i, MFGPT_REG_SETUP, val); - } - } - - /* Save the MFGPT MSRs */ - rdmsrl(MFGPT_IRQ_MSR, mfgpt_irq_msr); - rdmsrl(MFGPT_NR_MSR, mfgpt_nr_msr); - - if (device_may_wakeup(&olpc_powerbutton_dev.dev)) - olpc_wakeup_mask |= CS5536_PM_PWRBTN; - else - olpc_wakeup_mask &= ~(CS5536_PM_PWRBTN); - - if (device_may_wakeup(&olpc_lid_dev.dev)) { - geode_gpio_set(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - gpio_wake_events |= GPIO_WAKEUP_LID; - } else { - geode_gpio_clear(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - gpio_wake_events &= ~(GPIO_WAKEUP_LID); - } -} - -static int olpc_pm_enter(suspend_state_t pm_state) -{ - /* Only STR is supported */ - if (pm_state != PM_SUSPEND_MEM) - return -EINVAL; - - olpc_fixup_sleep(); - - /* Set the GPIO wakeup bits */ - outl(gpio_wake_events, acpi_base + PM_GPE0_EN); - outl(0xFFFFFFFF, acpi_base + PM_GPE0_STS); - - /* Save CPU state */ - do_olpc_suspend_lowlevel(); - - olpc_fixup_wakeup(); - - /* Restore the SCI wakeup events */ - outl(gpio_wake_events, acpi_base + PM_GPE0_EN); - - return 0; -} - -int asmlinkage olpc_do_sleep(u8 sleep_state) -{ - void *pgd_addr = __va(read_cr3()); - printk(KERN_ERR "olpc_do_sleep!\n"); /* this needs to remain here so - * that gcc doesn't optimize - * away our __va! */ - /* FIXME: Set the SCI bits we want to wake up on here */ - - /* FIXME: Set any other SCI events that we might want here */ - - outl((olpc_wakeup_mask << 16) | 0xFFFF, acpi_base + PM1_STS); - - /* If we are in test mode, then just return (simulate a successful - suspend/resume). Otherwise, if we are doing the real thing, - then go for the gusto */ - - if (olpc_pm_mode != PM_MODE_TEST) { - __asm__ __volatile__("movl %0,%%eax" : : "r" (pgd_addr)); - __asm__("call *(%%edi); cld" - : : "D" (&ofw_bios_entry)); - } - - return 0; -} - -/* This code will slowly disappear as we fixup the issues in the BIOS */ - -static void __init olpc_fixup_bios(void) -{ - unsigned long hi, lo; - - if (olpc_has_vsa()) { - /* The VSA aggressively sets up the ACPI and PM register for - * trapping - its not enough to force these values in the BIOS - - * they seem to be changed during PCI init as well. - */ - - /* Change the PM registers to decode to the DD */ - - rdmsr(0x510100e2, lo, hi); - hi |= 0x80000000; - wrmsr(0x510100e2, lo, hi); - - /* Change the ACPI registers to decode to the DD */ - - rdmsr(0x510100e3, lo, hi); - hi |= 0x80000000; - wrmsr(0x510100e3, lo, hi); - } - - /* GPIO24 controls WORK_AUX */ - - geode_gpio_set(OLPC_GPIO_WORKAUX, GPIO_OUTPUT_ENABLE); - geode_gpio_set(OLPC_GPIO_WORKAUX, GPIO_OUTPUT_AUX1); - - if (olpc_get_rev() >= OLPC_REV_B2) { - /* GPIO10 is connected to the thermal alarm */ - geode_gpio_set(OLPC_GPIO_THRM_ALRM, GPIO_INPUT_ENABLE); - geode_gpio_set(OLPC_GPIO_THRM_ALRM, GPIO_INPUT_AUX1); - - /* Set up to get LID events */ - geode_gpio_set(OLPC_GPIO_LID, GPIO_INPUT_ENABLE); - - /* Clear edge detection and event enable for now */ - geode_gpio_clear(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - geode_gpio_clear(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_EN); - geode_gpio_clear(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_EN); - - geode_gpio_set(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_STS); - geode_gpio_set(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_STS); - - /* Set the LID to cause an PME event on group 6 */ - geode_gpio_event_pme(OLPC_GPIO_LID, 6); - - /* Set PME group 6 to fire the SCI interrupt */ - geode_gpio_set_irq(6, sci_irq); - } - - geode_gpio_set(OLPC_GPIO_ECSCI, GPIO_INPUT_ENABLE); - - /* Clear pending events */ - - geode_gpio_set(OLPC_GPIO_ECSCI, GPIO_NEGATIVE_EDGE_STS); - geode_gpio_set(OLPC_GPIO_ECSCI, GPIO_POSITIVE_EDGE_STS); - - //geode_gpio_set(OLPC_GPIO_ECSCI, GPIO_NEGATIVE_EDGE_EN); - geode_gpio_set(OLPC_GPIO_ECSCI, GPIO_EVENTS_ENABLE); - - /* Set the SCI to cause a PME event on group 7 */ - geode_gpio_event_pme(OLPC_GPIO_ECSCI, 7); - - /* And have group 6 also fire the SCI interrupt */ - geode_gpio_set_irq(7, sci_irq); -} - -/* This provides a control file for setting up testing of the - power management system. For now, there is just one setting: - "test" which means that we don't actually enter the power - off routine. -*/ - -static const char * const pm_states[] = { - [PM_MODE_NORMAL] = "normal", - [PM_MODE_TEST] = "test", -}; - -extern struct mutex pm_mutex; -extern struct kset power_subsys; - -static ssize_t control_show(struct kset *s, char *buf) -{ - return sprintf(buf, "%s\n", pm_states[olpc_pm_mode]); -} - -static ssize_t control_store(struct kset *s, const char *buf, size_t n) -{ - int i, len; - char *p; - - p = memchr(buf, '\n', n); - len = p ? p - buf : n; - - /* Grab the mutex */ - mutex_lock(&pm_mutex); - - for(i = 0; i < PM_MODE_MAX; i++) { - if (!strncmp(buf, pm_states[i], len)) { - olpc_pm_mode = i; - break; - } - } - - mutex_unlock(&pm_mutex); - - return (i == PM_MODE_MAX) ? -EINVAL : n; -} - -static struct subsys_attribute control_attr = { - .attr = { - .name = "olpc-pm", - .mode = 0644, - }, - .show = control_show, - .store = control_store, -}; - -static struct attribute * olpc_attributes[] = { - &control_attr.attr, - NULL -}; - -static struct attribute_group olpc_attrs = { - .attrs = olpc_attributes, -}; - -static int __init alloc_inputdevs(void) -{ - int ret = -ENOMEM; - - pm_inputdev = input_allocate_device(); - if (!pm_inputdev) - goto err; - - pm_inputdev->name = "OLPC PM"; - pm_inputdev->phys = "olpc_pm/input0"; - set_bit(EV_KEY, pm_inputdev->evbit); - set_bit(KEY_POWER, pm_inputdev->keybit); - - ret = input_register_device(pm_inputdev); - if (ret) { - printk(KERN_ERR "olpc-pm: failed to register PM input device: %d\n", ret); - goto err; - } - - lid_inputdev = input_allocate_device(); - if (!lid_inputdev) - goto err; - - lid_inputdev->name = "OLPC lid switch"; - lid_inputdev->phys = "olpc_pm/input1"; - set_bit(EV_SW, lid_inputdev->evbit); - set_bit(SW_LID, lid_inputdev->swbit); - - ret = input_register_device(lid_inputdev); - if (ret) { - printk(KERN_ERR "olpc-pm: failed to register lid input device: %d\n", ret); - goto err; - } - - ebook_inputdev = input_allocate_device(); - if (!ebook_inputdev) - goto err; - - ebook_inputdev->name = "OLPC ebook switch"; - ebook_inputdev->phys = "olpc_pm/input2"; - set_bit(EV_SW, ebook_inputdev->evbit); - set_bit(SW_TABLET_MODE, ebook_inputdev->swbit); - - ret = input_register_device(ebook_inputdev); - if (ret) { - printk(KERN_ERR "olpc-pm: failed to register ebook input device: %d\n", ret); - goto err; - } - - return ret; -err: - if (ebook_inputdev) { - input_unregister_device(ebook_inputdev); - ebook_inputdev = NULL; - } - if (lid_inputdev) { - input_unregister_device(lid_inputdev); - lid_inputdev = NULL; - } - if (pm_inputdev) { - input_unregister_device(pm_inputdev); - pm_inputdev = NULL; - } - - return ret; -} - -static int __init olpc_pm_init(void) -{ - uint32_t lo, hi; - int ret; - uint8_t ec_byte; - - if (!machine_is_olpc()) - return -ENODEV; - - acpi_base = geode_acpi_base(); - pms_base = geode_pms_base(); - - if (!acpi_base || !pms_base) - return -ENODEV; - - ret = alloc_inputdevs(); - if (ret) - return ret; - - rdmsr(0x51400020, lo, hi); - sci_irq = (lo >> 20) & 15; - - if (sci_irq) { - printk(KERN_INFO "SCI is mapped to IRQ %d\n", sci_irq); - } else { - /* Zero doesn't mean zero -- it means masked */ - printk(KERN_INFO "SCI unmapped. Mapping to IRQ 3\n"); - sci_irq = 3; - lo |= 0x00300000; - wrmsrl(0x51400020, lo); - } - - olpc_fixup_bios(); - - lo = inl(pms_base + PM_FSD); - - /* Lock, enable failsafe, 4 seconds */ - outl(0xc001f400, pms_base + PM_FSD); - - /* Here we set up the SCI events we're interested in during - * real-time. We have no sleep button, and the RTC doesn't make - * sense, so set up the power button - */ - - outl(inl(acpi_base) | ((CS5536_PM_PWRBTN) << 16), acpi_base); - - if (olpc_get_rev() >= OLPC_REV_B2) { - gpio_wake_events |= GPIO_WAKEUP_LID; - - /* Get the current value of the GPIO, and set up the edges */ - olpc_lid_flag = geode_gpio_isset(OLPC_GPIO_LID, GPIO_READ_BACK); - - /* Watch for the opposite edge */ - - if (olpc_lid_flag) - geode_gpio_set(OLPC_GPIO_LID, GPIO_NEGATIVE_EDGE_EN); - else - geode_gpio_set(OLPC_GPIO_LID, GPIO_POSITIVE_EDGE_EN); - - /* Enable the event */ - geode_gpio_set(OLPC_GPIO_LID, GPIO_EVENTS_ENABLE); - } - - /* Set up the mask for wakeups the EC will generate SCIs on */ - - ret = olpc_ec_cmd(EC_READ_SCI_MASK, NULL, 0, &ec_byte, 1); - if (ret) - printk(KERN_ERR "Error getting the EC SCI mask: %d\n", ret); - - /* Disable battery 1% charge wakeups */ - ec_byte &= ~EC_SCI_SRC_BATSOC; - - ret = olpc_ec_cmd(EC_WRITE_SCI_MASK, &ec_byte, 1, NULL, 0); - if (ret) - printk(KERN_ERR "Error setting the EC SCI mask: %d\n", ret); - - /* Set up the EC SCI */ - - gpio_wake_events |= GPIO_WAKEUP_EC; - - outl(gpio_wake_events, acpi_base + PM_GPE0_EN); - outl(0xFFFFFFFF, acpi_base + PM_GPE0_STS); - - /* Select level triggered in PIC */ - - if (sci_irq < 8) { - lo = inb(0x4d0); - lo |= 1 << sci_irq; - outb(lo, 0x4d0); - } else { - lo = inb(0x4d1); - lo |= 1 << (sci_irq - 8); - outb(lo, 0x4d1); - } - /* Clear pending interrupt */ - outl(inl(acpi_base) | 0xFFFF, acpi_base); - process_sci_queue(0); /* we just want to flush the queue here */ - init_ebook_state(); - - /* Enable the interrupt */ - - ret = request_irq(sci_irq, &olpc_pm_interrupt, 0, "SCI", &acpi_base); - - if (ret) { - printk(KERN_ERR "Error registering SCI: %d\n", ret); - return ret; - } - - ofw_bios_entry.address = 0xF0000 + PAGE_OFFSET; - pm_set_ops(&olpc_pm_ops); - - sysfs_create_group(&power_subsys.kobj, &olpc_attrs); - - return 0; -} - - -#if defined (CONFIG_RTC_DRV_CMOS) || defined (CONFIG_RTC_DRV_CMOS_MODULE) -struct resource rtc_platform_resource[2] = { - { - .flags = IORESOURCE_IO, - .start = RTC_PORT(0), - .end = RTC_PORT(0) + RTC_IO_EXTENT - }, - { - .flags = IORESOURCE_IRQ, - .start = 8, - .end = 8, - }, -}; - - -static void rtc_wake_on(struct device *dev) -{ - olpc_wakeup_mask |= CS5536_PM_RTC; -} - -static void rtc_wake_off(struct device *dev) -{ - olpc_wakeup_mask &= ~(CS5536_PM_RTC); -} - -static struct cmos_rtc_board_info rtc_info = { - .rtc_day_alarm = 0, - .rtc_mon_alarm = 0, - .rtc_century = 0, - .wake_on = rtc_wake_on, - .wake_off = rtc_wake_off, -}; - -struct platform_device olpc_rtc_device = { - .name = "rtc_cmos", - .id = -1, - .num_resources = ARRAY_SIZE(rtc_platform_resource), - .dev.platform_data = &rtc_info, - .resource = rtc_platform_resource, -}; - -static int __init olpc_platform_init(void) -{ - (void)platform_device_register(&olpc_rtc_device); - device_init_wakeup(&olpc_rtc_device.dev, 1); - - (void)platform_device_register(&olpc_powerbutton_dev); - device_init_wakeup(&olpc_powerbutton_dev.dev, 1); - - (void)platform_device_register(&olpc_lid_dev); - device_init_wakeup(&olpc_lid_dev.dev, 1); - - return 0; -} -arch_initcall(olpc_platform_init); -#endif /* CONFIG_RTC_DRV_CMOS */ - -static void olpc_pm_exit(void) -{ - /* Clear any pending events, and disable them */ - outl(0xFFFF, acpi_base+2); - - free_irq(sci_irq, &acpi_base); - input_unregister_device(pm_inputdev); - input_unregister_device(lid_inputdev); - input_unregister_device(ebook_inputdev); -} - -static struct pm_ops olpc_pm_ops = { - .valid = olpc_pm_state_valid, - .enter = olpc_pm_enter, -}; - -module_init(olpc_pm_init); -module_exit(olpc_pm_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); -MODULE_DESCRIPTION("AMD Geode power management for OLPC CL1"); diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-sleep.S b/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-sleep.S deleted file mode 100644 index 9535c9a941..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-sleep.S +++ /dev/null @@ -1,39 +0,0 @@ -.text - -ENTRY(olpc_sleep_asm) -olpc_sleep: - ;; Get the value of PM1_CNT and store it off - - add 08h, ax - mov bx,dx - in dx,eax - or 2000h, ax - mov ax,di - - ;; flush the cache - wbinvd - - ;; GX2 must disable refresh before going into self-refresh - mov 2000000180xh, ecx - rdmsr - mov eax, esi - and 0FF0000FFh, eax - wrmsr - - ;; Now, put the memory into self refresh - mov 2004, cx - xor edx, edx - xor eax, eax - mov 04h, al - wrmsr - - ;; Thats all she wrote - time to go to sleep - - mov bx, dx - movzx di, eax - out eax, dx - - ;; - - - diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-wakeup.S b/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-wakeup.S deleted file mode 100644 index a92cc61e24..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc-wakeup.S +++ /dev/null @@ -1,122 +0,0 @@ -.text -#include <linux/linkage.h> -#include <asm/segment.h> -#include <asm/page.h> - -ALIGN - .align 4096 - -wakeup_start: -# jmp wakeup_start - - cli - cld - - # Clear any dangerous flags - - pushl $0 - popfl - - # Set up %cr3 - movl $swsusp_pg_dir - __PAGE_OFFSET, %eax - movl %eax, %cr3 - - movl saved_cr4, %eax - movl %eax, %cr4 - - movl saved_cr0, %eax - movl %eax, %cr0 - - jmp 1f -1: - ljmpl $__KERNEL_CS,$wakeup_return - - -.org 0x1000 - -wakeup_return: - movw $__KERNEL_DS, %ax - movw %ax, %ss - movw %ax, %ds - movw %ax, %es - movw %ax, %fs - movw %ax, %gs - - lgdt saved_gdt - lidt saved_idt - lldt saved_ldt - ljmp $(__KERNEL_CS),$1f -1: - movl %cr3, %eax - movl %eax, %cr3 - wbinvd - - # Go back to the return point - jmp ret_point - -save_registers: - sgdt saved_gdt - sidt saved_idt - sldt saved_ldt - - pushl %edx - movl %cr4, %edx - movl %edx, saved_cr4 - - movl %cr0, %edx - movl %edx, saved_cr0 - - popl %edx - - - movl %ebx, saved_context_ebx - movl %ebp, saved_context_ebp - movl %esi, saved_context_esi - movl %edi, saved_context_edi - - pushfl - popl saved_context_eflags - - ret - - -restore_registers: - movl saved_context_ebp, %ebp - movl saved_context_ebx, %ebx - movl saved_context_esi, %esi - movl saved_context_edi, %edi - - pushl saved_context_eflags - popfl - - ret - - -ENTRY(do_olpc_suspend_lowlevel) - call save_processor_state - call save_registers - - # This is the stack context we want to remember - movl %esp, saved_context_esp - - pushl $3 - call olpc_do_sleep - - jmp wakeup_start - .p2align 4,,7 -ret_point: - movl saved_context_esp, %esp - - call restore_registers - call restore_processor_state - ret - -.data -ALIGN - -saved_gdt: .long 0,0 -saved_idt: .long 0,0 -saved_ldt: .long 0 -saved_cr4: .long 0 -saved_cr0: .long 0 - diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc.c b/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc.c deleted file mode 100644 index d540cb0eae..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/olpc.c +++ /dev/null @@ -1,320 +0,0 @@ -/* Support for the OLPC DCON and OLPC EC access - * Copyright (C) 2006, Advanced Micro Devices, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/autoconf.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mc146818rtc.h> -#include <linux/delay.h> -#include <linux/spinlock.h> - -#include <asm/olpc.h> -#include <asm/ofw.h> - -/* This is our new multi-purpose structure used to contain the - * information about the platform that we detect - */ - -struct olpc_platform_t olpc_platform_info; -EXPORT_SYMBOL_GPL(olpc_platform_info); - -/********************************************************************* - * EC locking and access - *********************************************************************/ - -static DEFINE_SPINLOCK(ec_lock); - -/* what the timeout *should* be (in ms) */ -#define EC_BASE_TIMEOUT 20 - -/* the timeout that bugs in the EC might force us to actually use */ -static int ec_timeout = EC_BASE_TIMEOUT; - -static int __init olpc_ec_timeout_set(char *str) -{ - if (get_option(&str, &ec_timeout) != 1) { - ec_timeout = EC_BASE_TIMEOUT; - printk(KERN_ERR "olpc-ec: invalid argument to " - "'olpc_ec_timeout=', ignoring!\n"); - } - printk(KERN_DEBUG "olpc-ec: using %d ms delay for EC commands.\n", - ec_timeout); - return 1; -} -__setup("olpc_ec_timeout=", olpc_ec_timeout_set); - -/* - * These *bf_status functions return whether the buffers are full or not. - */ - -static inline unsigned int ibf_status(unsigned int port) -{ - return inb(port) & 0x02; -} - -static inline unsigned int obf_status(unsigned int port) -{ - return inb(port) & 0x01; -} - -#define wait_on_ibf(p, d) __wait_on_ibf(__LINE__, (p), (d)) -static int __wait_on_ibf(unsigned int line, unsigned int port, int desired) -{ - unsigned int timeo; - int state = ibf_status(port); - - for (timeo = ec_timeout; state != desired && timeo; timeo--) { - mdelay(1); - state = ibf_status(port); - } - - if ((state == desired) && (ec_timeout > EC_BASE_TIMEOUT) && - timeo < (ec_timeout - EC_BASE_TIMEOUT)) { - printk(KERN_WARNING "olpc-ec: waited %u ms for IBF (%d)!\n", - EC_BASE_TIMEOUT-timeo, line); - } - - return !(state == desired); -} - -#define wait_on_obf(p, d) __wait_on_obf(__LINE__, (p), (d)) -static int __wait_on_obf(unsigned int line, unsigned int port, int desired) -{ - unsigned int timeo; - int state = obf_status(port); - - for (timeo = ec_timeout; state != desired && timeo; timeo--) { - mdelay(1); - state = obf_status(port); - } - - if ((state == desired) && (ec_timeout > EC_BASE_TIMEOUT) && - timeo < (ec_timeout - EC_BASE_TIMEOUT)) { - printk(KERN_WARNING "olpc-ec: waited %u ms for OBF (%d)!\n", - EC_BASE_TIMEOUT-timeo, line); - } - - return !(state == desired); -} - -int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen, - unsigned char *outbuf, size_t outlen) -{ - unsigned long flags; - int ret = -EIO; - int i; - - spin_lock_irqsave(&ec_lock, flags); - - if (wait_on_ibf(0x6c, 0)) { - printk(KERN_ERR "olpc-ec: timeout waiting for EC to " - "quiesce!\n"); - goto err; - } - -restart: - /* - * Note that if we time out during any IBF checks, that's a failure; - * we have to return. There's no way for the kernel to clear that. - * - * If we time out during an OBF check, we can restart the command; - * reissuing it will clear the OBF flag, and we should be alright. - * The OBF flag will sometimes misbehave due to what we believe - * is a hardware quirk.. - */ - printk(KERN_DEBUG "olpc-ec: running cmd 0x%x\n", cmd); - outb(cmd, 0x6c); - - if (wait_on_ibf(0x6c, 0)) { - printk(KERN_ERR "olpc-ec: timeout waiting for EC to read " - "command!\n"); - goto err; - } - - if (inbuf && inlen) { - /* write data to EC */ - for (i = 0; i < inlen; i++) { - if (wait_on_ibf(0x6c, 0)) { - printk(KERN_ERR "olpc-ec: timeout waiting for" - " EC accept data!\n"); - goto err; - } - printk(KERN_DEBUG "olpc-ec: sending cmd arg 0x%x\n", - inbuf[i]); - outb(inbuf[i], 0x68); - } - } - if (outbuf && outlen) { - /* read data from EC */ - for (i = 0; i < outlen; i++) { - if (wait_on_obf(0x6c, 1)) { - printk(KERN_ERR "olpc-ec: timeout waiting for" - " EC to provide data!\n"); - goto restart; - } - outbuf[i] = inb(0x68); - printk(KERN_DEBUG "olpc-ec: received 0x%x\n", - outbuf[i]); - } - } - - ret = 0; -err: - spin_unlock_irqrestore(&ec_lock, flags); - return ret; -} -EXPORT_SYMBOL_GPL(olpc_ec_cmd); - -/********************************************************************* - * DCON stuff - *********************************************************************/ - -static void olpc_power_off(void) -{ - printk(KERN_INFO "OLPC power off sequence...\n"); - outb(0xff, 0x381); - outb(0x14, 0x382); - outb(0x01, 0x383); - outb(0xff, 0x381); - outb(0x14, 0x382); - outb(0x00, 0x383); -} - -static void __init -ec_detect(void) -{ - olpc_ec_cmd(0x08, NULL, 0, (unsigned char *) &olpc_platform_info.ecver, 1); -} - -/* Check to see if this version of the OLPC board has VSA built - * in, and set a flag - */ - -static void __init vsa_detect(void) -{ - u16 rev; - - outw(0xFC53, 0xAC1C); - outw(0x0003, 0xAC1C); - - rev = inw(0xAC1E); - - if (rev == 0x4132) - olpc_platform_info.flags |= OLPC_F_VSA; -} - -/* Map OFW revisions to what OLPC_REV_* */ -static const char __initdata *olpc_boardrev_str[] = { - "A1", - "preB1", - "B1", - "preB2", - "B2", - "preB3", - "B3", - "B4", - "C1", - "R1", -}; - -static void __init platform_detect(char *revision, size_t len) -{ - size_t propsize; - int i; - - BUG_ON(ARRAY_SIZE(olpc_boardrev_str) != OLPC_REV_UNKNOWN); - - if (ofw("getprop", 4, 1, NULL, "model", revision, len, &propsize)) { - printk(KERN_ERR "ofw: getprop call failed!\n"); - goto failed; - } - if (len < propsize) { - printk(KERN_ERR "ofw: revision string is too long!\n"); - goto failed; - } - - for (i=0; i < ARRAY_SIZE(olpc_boardrev_str); i++) { - if (strcmp(revision, olpc_boardrev_str[i]) == 0) { - olpc_platform_info.boardrev = i; - return; - } - } - -failed: - strncpy(revision, "Unknown", len); - olpc_platform_info.boardrev = OLPC_REV_UNKNOWN; -} - -static int olpc_dcon_present = -1; -module_param(olpc_dcon_present, int, 0444); - -/* REV_A CMOS map: - * bit 440; DCON present bit - */ - -#define OLPC_CMOS_DCON_OFFSET (440 / 8) -#define OLPC_CMOS_DCON_MASK 0x01 - -static int __init olpc_init(void) -{ - unsigned char *romsig; - char revision[10]; - - spin_lock_init(&ec_lock); - - romsig = ioremap(0xffffffc0, 16); - - if (!romsig) - return 0; - - if (strncmp(romsig, "CL1 Q", 7)) - goto unmap; - if (strncmp(romsig+6, romsig+13, 3)) { - printk(KERN_INFO "OLPC BIOS signature looks invalid. Assuming not OLPC\n"); - goto unmap; - } - printk(KERN_INFO "OLPC board with OpenFirmware: %.16s\n", romsig); - - olpc_platform_info.flags |= OLPC_F_PRESENT; - - pm_power_off = olpc_power_off; - - /* Get the platform revision */ - platform_detect(revision, sizeof(revision)); - - /* If olpc_dcon_present isn't set by the command line, then - * "detect" it - */ - - if (olpc_dcon_present == -1) { - /* B1 and greater always has a DCON */ - if (olpc_platform_info.boardrev >= OLPC_REV_B1 && - olpc_platform_info.boardrev < OLPC_REV_UNKNOWN) - olpc_dcon_present = 1; - } - - if (olpc_dcon_present) - olpc_platform_info.flags |= OLPC_F_DCON; - - /* Get the EC revision */ - ec_detect(); - - /* Check to see if the VSA exists */ - vsa_detect(); - - printk(KERN_INFO "OLPC board revision: %s (EC=%x)\n", revision, - olpc_platform_info.ecver); - - unmap: - iounmap(romsig); - - return 0; -} - -postcore_initcall(olpc_init); diff --git a/target/linux/olpc/files-2.6.23/arch/i386/kernel/prom.c b/target/linux/olpc/files-2.6.23/arch/i386/kernel/prom.c deleted file mode 100644 index d64bb276f2..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/kernel/prom.c +++ /dev/null @@ -1,478 +0,0 @@ -/* - * Procedures for creating, accessing and interpreting the device tree. - * - * Paul Mackerras August 1996. - * Copyright (C) 1996-2005 Paul Mackerras. - * - * Adapted for 64bit PowerPC by Dave Engebretsen and Peter Bergner. - * {engebret|bergner}@us.ibm.com - * - * Adapted for sparc64 by David S. Miller davem@davemloft.net - * - * Adapter for i386/OLPC by Andres Salomon <dilinger@debian.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/bootmem.h> -#include <linux/module.h> -#include <asm/prom.h> -#include <asm/ofw.h> - -/* - * XXX: This is very much a stub; right now we're keeping 2 device trees - * in memory (one for promfs, and one here). That will not remain - * for long! - */ - -static struct device_node *allnodes; - -/* use when traversing tree through the allnext, child, sibling, - * or parent members of struct device_node. - */ -static DEFINE_RWLOCK(devtree_lock); - -int of_device_is_compatible(const struct device_node *device, - const char *compat) -{ - const char* cp; - int cplen, l; - - cp = of_get_property(device, "compatible", &cplen); - if (cp == NULL) - return 0; - while (cplen > 0) { - if (strncmp(cp, compat, strlen(compat)) == 0) - return 1; - l = strlen(cp) + 1; - cp += l; - cplen -= l; - } - - return 0; -} -EXPORT_SYMBOL(of_device_is_compatible); - -struct device_node *of_get_parent(const struct device_node *node) -{ - struct device_node *np; - - if (!node) - return NULL; - - np = node->parent; - - return np; -} -EXPORT_SYMBOL(of_get_parent); - -struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev) -{ - struct device_node *next; - - next = prev ? prev->sibling : node->child; - for (; next != 0; next = next->sibling) { - break; - } - - return next; -} -EXPORT_SYMBOL(of_get_next_child); - -struct device_node *of_find_node_by_path(const char *path) -{ - struct device_node *np = allnodes; - - for (; np != 0; np = np->allnext) { - if (np->full_name != 0 && strcmp(np->full_name, path) == 0) - break; - } - - return np; -} -EXPORT_SYMBOL(of_find_node_by_path); - -struct device_node *of_find_node_by_phandle(phandle handle) -{ - struct device_node *np; - - for (np = allnodes; np != 0; np = np->allnext) - if (np->node == handle) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_phandle); - -struct device_node *of_find_node_by_name(struct device_node *from, - const char *name) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != NULL; np = np->allnext) - if (np->name != NULL && strcmp(np->name, name) == 0) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_name); - -struct device_node *of_find_node_by_type(struct device_node *from, - const char *type) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != 0; np = np->allnext) - if (np->type != 0 && strcmp(np->type, type) == 0) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_type); - -struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compatible) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != 0; np = np->allnext) { - if (type != NULL - && !(np->type != 0 && strcmp(np->type, type) == 0)) - continue; - if (of_device_is_compatible(np, compatible)) - break; - } - - return np; -} -EXPORT_SYMBOL(of_find_compatible_node); - -struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp) -{ - struct property *pp; - - for (pp = np->properties; pp != 0; pp = pp->next) { - if (strcasecmp(pp->name, name) == 0) { - if (lenp != 0) - *lenp = pp->length; - break; - } - } - return pp; -} -EXPORT_SYMBOL(of_find_property); - -/* - * Find a property with a given name for a given node - * and return the value. - */ -const void *of_get_property(const struct device_node *np, const char *name, - int *lenp) -{ - struct property *pp = of_find_property(np,name,lenp); - return pp ? pp->value : NULL; -} -EXPORT_SYMBOL(of_get_property); - -int of_getintprop_default(struct device_node *np, const char *name, int def) -{ - struct property *prop; - int len; - - prop = of_find_property(np, name, &len); - if (!prop || len != 4) - return def; - - return *(int *) prop->value; -} -EXPORT_SYMBOL(of_getintprop_default); - -int of_n_addr_cells(struct device_node *np) -{ - const int* ip; - do { - if (np->parent) - np = np->parent; - ip = of_get_property(np, "#address-cells", NULL); - if (ip != NULL) - return *ip; - } while (np->parent); - /* No #address-cells property for the root node, default to 2 */ - return 2; -} -EXPORT_SYMBOL(of_n_addr_cells); - -int of_n_size_cells(struct device_node *np) -{ - const int* ip; - do { - if (np->parent) - np = np->parent; - ip = of_get_property(np, "#size-cells", NULL); - if (ip != NULL) - return *ip; - } while (np->parent); - /* No #size-cells property for the root node, default to 1 */ - return 1; -} -EXPORT_SYMBOL(of_n_size_cells); - -int of_set_property(struct device_node *dp, const char *name, void *val, int len) -{ - return -EIO; -} -EXPORT_SYMBOL(of_set_property); - -static unsigned int prom_early_allocated; - -static void * __init prom_early_alloc(unsigned long size) -{ - void *ret; - - ret = kmalloc(size, GFP_KERNEL); - if (ret != NULL) - memset(ret, 0, size); - else - printk(KERN_ERR "ACK! couldn't allocate prom memory!\n"); - - prom_early_allocated += size; - - return ret; -} - -static int is_root_node(const struct device_node *dp) -{ - if (!dp) - return 0; - - return (dp->parent == NULL); -} - -static char * __init build_path_component(struct device_node *dp) -{ - int pathlen; - char *n, *i; - - if (ofw("package-to-path", 3, 1, dp->node, NULL, 0, &pathlen)) { - printk(KERN_ERR "PROM: unable to get path name from OFW!\n"); - return "ERROR"; - } - n = prom_early_alloc(pathlen + 1); - if (ofw("package-to-path", 3, 1, dp->node, n, pathlen+1, &pathlen)) - printk(KERN_ERR "PROM: unable to get path name from OFW\n"); - - if ((i = strrchr(n, '/'))) - n = ++i; /* we only want the file name */ - return n; -} - -static char * __init build_full_name(struct device_node *dp) -{ - int len, ourlen, plen; - char *n; - - plen = strlen(dp->parent->full_name); - ourlen = strlen(dp->path_component_name); - len = ourlen + plen + 2; - - n = prom_early_alloc(len); - strcpy(n, dp->parent->full_name); - if (!is_root_node(dp->parent)) { - strcpy(n + plen, "/"); - plen++; - } - strcpy(n + plen, dp->path_component_name); - - return n; -} - -static struct property * __init build_one_prop(phandle node, char *prev, char *special_name, void *special_val, int special_len) -{ - static struct property *tmp = NULL; - struct property *p; - - if (tmp) { - p = tmp; - memset(p, 0, sizeof(*p) + 32); - tmp = NULL; - } else { - p = prom_early_alloc(sizeof(struct property) + 32); - } - - p->name = (char *) (p + 1); - if (special_name) { - strcpy(p->name, special_name); - p->length = special_len; - p->value = prom_early_alloc(special_len); - memcpy(p->value, special_val, special_len); - } else { - int fl; - if (prev == NULL) { - if (ofw("nextprop", 3, 1, node, "", p->name, &fl)) { - printk(KERN_ERR "PROM: %s: nextprop failed!\n", __func__); - return NULL; - } - } else { - if (ofw("nextprop", 3, 1, node, prev, p->name, &fl)) { - printk(KERN_ERR "PROM: %s: nextprop failed!\n", __func__); - return NULL; - } - } - if (strlen(p->name) == 0 || fl != 1) { - tmp = p; - return NULL; - } - if (ofw("getproplen", 2, 1, node, p->name, &p->length)) { - printk(KERN_ERR "PROM: %s: getproplen failed!\n", __func__); - return NULL; - } - if (p->length <= 0) { - p->length = 0; - } else { - p->value = prom_early_alloc(p->length + 1); - if (ofw("getprop", 4, 1, node, p->name, p->value, p->length, &p->length)) { - printk(KERN_ERR "PROM: %s: getprop failed!\n", __func__); - return NULL; - } - ((unsigned char *)p->value)[p->length] = '\0'; - } - } - return p; -} - -static struct property * __init build_prop_list(phandle node) -{ - struct property *head, *tail; - - head = tail = build_one_prop(node, NULL, - ".node", &node, sizeof(node)); - - tail->next = build_one_prop(node, NULL, NULL, NULL, 0); - tail = tail->next; - while(tail) { - tail->next = build_one_prop(node, tail->name, - NULL, NULL, 0); - tail = tail->next; - } - - return head; -} - -static char * __init get_one_property(phandle node, const char *name) -{ - char *buf = "<NULL>"; - int len; - - if (ofw("getproplen", 2, 1, node, name, &len)) { - printk(KERN_ERR "PROM: %s: getproplen failed!\n", __func__); - return NULL; - } - if (len > 0) { - buf = prom_early_alloc(len); - if (ofw("getprop", 4, 1, node, name, buf, len, &len)) { - printk(KERN_ERR "PROM: %s: getprop failed!\n", __func__); - return NULL; - } - } - - return buf; -} - -static struct device_node * __init create_node(phandle node, struct device_node *parent) -{ - struct device_node *dp; - - if (!node) - return NULL; - - dp = prom_early_alloc(sizeof(*dp)); - dp->parent = parent; - - kref_init(&dp->kref); - - dp->name = get_one_property(node, "name"); - dp->type = get_one_property(node, "device_type"); - dp->node = node; - - dp->properties = build_prop_list(node); - - return dp; -} - -static struct device_node * __init build_tree(struct device_node *parent, phandle node, struct device_node ***nextp) -{ - struct device_node *ret = NULL, *prev_sibling = NULL; - struct device_node *dp; - u32 child; - - while (1) { - dp = create_node(node, parent); - if (!dp) - break; - - if (prev_sibling) - prev_sibling->sibling = dp; - - if (!ret) - ret = dp; - prev_sibling = dp; - - *(*nextp) = dp; - *nextp = &dp->allnext; - - dp->path_component_name = build_path_component(dp); - dp->full_name = build_full_name(dp); - - if (ofw("child", 1, 1, node, &child)) { - printk(KERN_ERR "PROM: %s: fetching child failed!\n", __func__); - return NULL; - } - dp->child = build_tree(dp, child, nextp); - - if (ofw("peer", 1, 1, node, &node)) { - printk(KERN_ERR "PROM: %s: fetching peer failed!\n", __func__); - return NULL; - } - } - - return ret; -} - -static phandle root_node; - -void __init prom_build_devicetree(void) -{ - struct device_node **nextp; - u32 child; - - if (ofw("peer", 1, 1, 0, &root_node)) { - printk(KERN_ERR "PROM: unable to get root node from OFW!\n"); - return; - } - - allnodes = create_node(root_node, NULL); - allnodes->path_component_name = ""; - allnodes->full_name = "/"; - - nextp = &allnodes->allnext; - if (ofw("child", 1, 1, allnodes->node, &child)) { - printk(KERN_ERR "PROM: unable to get child node from OFW!\n"); - return; - } - allnodes->child = build_tree(allnodes, child, &nextp); - printk("PROM: Built device tree with %u bytes of memory.\n", - prom_early_allocated); -} diff --git a/target/linux/olpc/files-2.6.23/arch/i386/pci/olpc.c b/target/linux/olpc/files-2.6.23/arch/i386/pci/olpc.c deleted file mode 100644 index 1518d254c5..0000000000 --- a/target/linux/olpc/files-2.6.23/arch/i386/pci/olpc.c +++ /dev/null @@ -1,298 +0,0 @@ -/* - * olpcpci.c - Low-level PCI config space access for OLPC systems - * without the VSA PCI virtualization software. - * - * The AMD Geode chipset (GX2 processor, cs5536 I/O companion device) - * has some I/O functions (display, southbridge, sound, USB HCIs, etc) - * that more or less behave like PCI devices, but the hardware doesn't - * directly implement the PCI configuration space headers. AMD provides - * "VSA" (Virtual System Architecture) software that emulates PCI config - * space for these devices, by trapping I/O accesses to PCI config register - * (CF8/CFC) and running some code in System Management Mode interrupt state. - * On the OLPC platform, we don't want to use that VSA code because - * (a) it slows down suspend/resume, and (b) recompiling it requires special - * compilers that are hard to get. So instead of letting the complex VSA - * code simulate the PCI config registers for the on-chip devices, we - * just simulate them the easy way, by inserting the code into the - * pci_write_config and pci_read_config path. Most of the config registers - * are read-only anyway, so the bulk of the simulation is just table lookup. - */ - -#include <linux/pci.h> -#include <linux/init.h> -#include <asm/olpc.h> -#include <asm/geode.h> -#include "pci.h" - -static int is_lx; - -/* - * In the tables below, the first two line (8 longwords) are the - * size masks that are used when the higher level PCI code determines - * the size of the region by writing ~0 to a base address register - * and reading back the result. - * - * The following lines are the values that are read during normal - * PCI config access cycles, i.e. not after just having written - * ~0 to a base address register. - */ - -static const u32 lxnb_hdr[] = { /* dev 1 function 0 - devfn = 8 */ - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x281022 , 0x2200005 , 0x6000021 , 0x80f808 , /* AMD Vendor ID */ - 0x0 , 0x0 , 0x0 , 0x0 , /* No virtual registers, hence no BAR for them */ - 0x0 , 0x0 , 0x0 , 0x28100b , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 gxnb_hdr[] = { /* dev 1 function 0 - devfn = 8 */ - 0xfffffffd , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x28100b , 0x2200005 , 0x6000021 , 0x80f808 , /* NSC Vendor ID */ - 0xac1d , 0x0 , 0x0 , 0x0 , /* I/O BAR - base of virtual registers */ - 0x0 , 0x0 , 0x0 , 0x28100b , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 lxfb_hdr[] = { /* dev 1 function 1 - devfn = 9 */ - 0xff800008 , 0xffffc000 , 0xffffc000 , 0xffffc000 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x20811022 , 0x2200003 , 0x3000000 , 0x0 , /* AMD Vendor ID */ - 0xfd000000 , 0xfe000000 , 0xfe004000 , 0xfe008000 , /* FB, GP, VG, DF */ - 0xfe00c000 , 0x0 , 0x0 , 0x30100b , /* VIP */ - 0x0 , 0x0 , 0x0 , 0x10e , /* INTA, IRQ14 for graphics accel */ - 0x0 , 0x0 , 0x0 , 0x0 , - 0x3d0 , 0x3c0 , 0xa0000 , 0x0 , /* VG IO, VG IO, EGA FB, MONO FB */ - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 gxfb_hdr[] = { /* dev 1 function 1 - devfn = 9 */ - 0xff800008 , 0xffffc000 , 0xffffc000 , 0xffffc000 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x30100b , 0x2200003 , 0x3000000 , 0x0 , /* NSC Vendor ID */ - 0xfd000000 , 0xfe000000 , 0xfe004000 , 0xfe008000 , /* FB, GP, VG, DF */ - 0x0 , 0x0 , 0x0 , 0x30100b , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x3d0 , 0x3c0 , 0xa0000 , 0x0 , /* VG IO, VG IO, EGA FB, MONO FB */ - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 aes_hdr[] = { /* dev 1 function 2 - devfn = 0xa */ - 0xffffc000 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x20821022 , 0x2a00006 , 0x10100000 , 0x8 , /* NSC Vendor ID */ - 0xfe010000 , 0x0 , 0x0 , 0x0 , /* AES registers */ - 0x0 , 0x0 , 0x0 , 0x20821022 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , -}; - - -static const u32 isa_hdr[] = { /* dev f function 0 - devfn = 78 */ - 0xfffffff9 , 0xffffff01 , 0xffffffc1 , 0xffffffe1 , - 0xffffff81 , 0xffffffc1 , 0x0 , 0x0 , - - 0x20901022 , 0x2a00049 , 0x6010003 , 0x802000 , - 0x18b1 , 0x1001 , 0x1801 , 0x1881 , /* SMB-8 GPIO-256 MFGPT-64 IRQ-32 */ - 0x1401 , 0x1841 , 0x0 , 0x20901022 , /* PMS-128 ACPI-64 */ - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0xaa5b , /* interrupt steering */ - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 ac97_hdr[] = { /* dev f function 3 - devfn = 7b */ - 0xffffff81 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x20931022 , 0x2a00041 , 0x4010001 , 0x0 , - 0x1481 , 0x0 , 0x0 , 0x0 , /* I/O BAR-128 */ - 0x0 , 0x0 , 0x0 , 0x20931022 , - 0x0 , 0x0 , 0x0 , 0x205 , /* IntB , IRQ5 */ - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 ohci_hdr[] = { /* dev f function 4 - devfn = 7c */ - 0xfffff000 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x20941022 , 0x2300006 , 0xc031002 , 0x0 , - 0xfe01a000 , 0x0 , 0x0 , 0x0 , /* MEMBAR-1000 */ - 0x0 , 0x0 , 0x0 , 0x20941022 , - 0x0 , 0x40 , 0x0 , 0x40a , /* CapPtr INT-D, IRQ A */ - 0xc8020001 , 0x0 , 0x0 , 0x0 , /* Capabilities - 40 is R/O, 44 is mask 8103 (power control) */ - 0x0 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , -}; - -static const u32 ehci_hdr[] = { /* dev f function 4 - devfn = 7d */ - 0xfffff000 , 0x0 , 0x0 , 0x0 , - 0x0 , 0x0 , 0x0 , 0x0 , - - 0x20951022 , 0x2300006 , 0xc032002 , 0x0 , - 0xfe01b000 , 0x0 , 0x0 , 0x0 , /* MEMBAR-1000 */ - 0x0 , 0x0 , 0x0 , 0x20951022 , - 0x0 , 0x40 , 0x0 , 0x40a , /* CapPtr INT-D, IRQ A */ - 0xc8020001 , 0x0 , 0x0 , 0x0 , /* Capabilities - 40 is R/O, 44 is mask 8103 (power control) */ -#if 0 - 0x1 , 0x40080000 , 0x0 , 0x0 , /* EECP - see section 2.1.7 of EHCI spec */ -#endif - 0x01000001 , 0x00000000 , 0x0 , 0x0 , /* EECP - see section 2.1.7 of EHCI spec */ - 0x2020 , 0x0 , 0x0 , 0x0 , /* (EHCI page 8) 60 SBRN (R/O), 61 FLADJ (R/W), PORTWAKECAP */ -}; - -static u32 ff_loc = ~0; -static u32 zero_loc = 0; - -static int bar_probing = 0; /* Set after a write of ~0 to a BAR */ - -#define NB_SLOT 0x1 /* Northbridge - GX chip - Device 1 */ -#define SB_SLOT 0xf /* Southbridge - CS5536 chip - Device F */ -#define SIMULATED(bus, devfn) (((bus) == 0) && ((PCI_SLOT(devfn) == NB_SLOT) || (PCI_SLOT(devfn) == SB_SLOT))) - -static u32 *hdr_addr(const u32 *hdr, int reg) -{ - u32 addr; - - /* - * This is a little bit tricky. The header maps consist of - * 0x20 bytes of size masks, followed by 0x70 bytes of header data. - * In the normal case, when not probing a BAR's size, we want - * to access the header data, so we add 0x20 to the reg offset, - * thus skipping the size mask area. - * In the BAR probing case, we want to access the size mask for - * the BAR, so we subtract 0x10 (the config header offset for - * BAR0), and don't skip the size mask area. - */ - - addr = (u32)hdr + reg + (bar_probing ? -0x10 : 0x20); - - bar_probing = 0; - return (u32 *)addr; -} - -static int pci_olpc_read(unsigned int seg, unsigned int bus, - unsigned int devfn, int reg, int len, u32 *value) -{ - u32 *addr; - - /* Use the hardware mechanism for non-simulated devices */ - if (!SIMULATED(bus, devfn)) - return pci_conf1_read(seg, bus, devfn, reg, len, value); - - /* - * No device has config registers past 0x70, so we save table space - * by not storing entries for the nonexistent registers - */ - if (reg >= 0x70) - addr = &zero_loc; - else { - switch (devfn) { - case 0x8: - addr = hdr_addr(is_lx ? lxnb_hdr : gxnb_hdr, reg); - break; - case 0x9: - addr = hdr_addr(is_lx ? lxfb_hdr : gxfb_hdr, reg); - break; - case 0xa: - addr = is_lx ? hdr_addr(aes_hdr, reg) : &ff_loc; - break; - case 0x78: - addr = hdr_addr(isa_hdr, reg); - break; - case 0x7b: - addr = hdr_addr(ac97_hdr, reg); - break; - case 0x7c: - addr = hdr_addr(ohci_hdr, reg); - break; - case 0x7d: - addr = hdr_addr(ehci_hdr, reg); - break; - default: - addr = &ff_loc; - break; - } - } - switch (len) { - case 1: - *value = *(u8 *) addr; - break; - case 2: - *value = *(u16 *) addr; - break; - case 4: - *value = *addr; - break; - default: - BUG(); - } - - return 0; -} - -static int pci_olpc_write(unsigned int seg, unsigned int bus, - unsigned int devfn, int reg, int len, u32 value) -{ - /* Use the hardware mechanism for non-simulated devices */ - if (!SIMULATED(bus, devfn)) - return pci_conf1_write(seg, bus, devfn, reg, len, value); - - /* XXX we may want to extend this to simulate EHCI power management */ - - /* - * Mostly we just discard writes, but if the write is a size probe - * (i.e. writing ~0 to a BAR), we remember it and arrange to return - * the appropriate size mask on the next read. This is cheating - * to some extent, because it depends on the fact that the next - * access after such a write will always be a read to the same BAR. - */ - - if ((reg >= 0x10) && (reg < 0x2c)) { - /* Write is to a BAR */ - if (value == ~0) - bar_probing = 1; - } else { - /* - * No warning on writes to ROM BAR, CMD, LATENCY_TIMER, - * CACHE_LINE_SIZE, or PM registers. - */ - if ((reg != 0x30) && (reg != 0x04) && (reg != 0x0d) && - (reg != 0x0c) && (reg != 0x44)) - printk(KERN_WARNING "OLPC PCI: Config write to devfn %x reg %x value %x\n", devfn, reg, value); - } - - return 0; -} - -static struct pci_raw_ops pci_olpc_conf = { - .read = pci_olpc_read, - .write = pci_olpc_write, -}; - -void __init pci_olpc_init(void) -{ - if (!machine_is_olpc() || olpc_has_vsa()) - return; - - printk(KERN_INFO "PCI: Using configuration type OLPC\n"); - raw_pci_ops = &pci_olpc_conf; - is_lx = is_geode_lx(); -} diff --git a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c b/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c deleted file mode 100644 index dc575ac062..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c +++ /dev/null @@ -1,554 +0,0 @@ -/* - * OLPC touchpad PS/2 mouse driver - * - * Copyright (c) 2006 One Laptop Per Child, inc. - * Authors Zephaniah E. Hull and Andres Salomon <dilinger@laptop.org> - * - * This driver is partly based on the ALPS driver, which is: - * - * Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au> - * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com> - * Copyright (c) 2004 Dmitry Torokhov <dtor@mail.ru> - * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * The touchpad on the OLPC is fairly wide, with the entire area usable - * as a tablet ("PT mode"), and the center 1/3rd also usable as a touchpad - * ("GS mode"). - * - * Earlier version of the device had simultaneous reporting; however, that - * was removed. Instead, the device now reports packets in one mode, and - * tells the driver when a mode switch needs to happen. - */ - -#include <linux/input.h> -#include <linux/serio.h> -#include <linux/libps2.h> -#include <linux/delay.h> -#include <asm/olpc.h> - -#include "psmouse.h" -#include "olpc.h" - -static int tpdebug; -module_param(tpdebug, int, 0644); - -#define OLPC_GS 1 /* The GS sensor. */ -#define OLPC_PT 2 /* The PT sensor. */ - -static struct olpc_model_info olpc_model_data[] = { - { { 0x67, 0x00, 0x00 }, OLPC_GS | OLPC_PT }, /* unknown ID */ - { { 0x67, 0x00, 0x0a }, OLPC_GS | OLPC_PT }, /* pre-B1 */ - { { 0x67, 0x00, 0x14 }, OLPC_GS }, /* B1.*/ - { { 0x67, 0x00, 0x28 }, OLPC_GS | OLPC_PT }, /* B2 */ - { { 0x67, 0x00, 0x3c }, OLPC_GS | OLPC_PT }, /* B2-2 */ - { { 0x67, 0x00, 0x50 }, OLPC_GS | OLPC_PT }, /* C1 */ -}; - -#define OLPC_PKT_PT 0xcf -#define OLPC_PKT_GS 0xff - -static int olpc_absolute_mode(struct psmouse *psmouse, int mode); - -/* - * OLPC absolute Mode - single-mode format - * - * byte 0: 1 1 0 0 1 1 1 1 - * byte 1: 0 x6 x5 x4 x3 x2 x1 x0 - * byte 2(PT): 0 0 x9 x8 x7 ? pt-dsw gs-dsw - * byte 2(GS): 0 x10 x9 x8 x7 ? gs-dsw pt-dsw - * byte 3: 0 y9 y8 y7 1 0 swr swl - * byte 4: 0 y6 y5 y4 y3 y2 y1 y0 - * byte 5: 0 z6 z5 z4 z3 z2 z1 z0 - * - * ?'s are not defined in the protocol spec, may vary between models. - * - * swr/swl are the left/right buttons. - * - * pt-dsw/gs-dsw indicate that the pt/gs sensor is detecting a - * pen/finger - */ - -static void olpc_process_packet_gspt(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - unsigned char *packet = psmouse->packet; - struct input_dev *dev = psmouse->dev; - struct input_dev *dev2 = priv->dev2; - int x, y, z, gs_down = 0, pt_down = 0, left, right; - struct timeval now_tv; - s64 now_ns; - - left = packet[3] & 1; - right = packet[3] & 2; - x = packet[1] | ((packet[2] & 0x78) << 4); - y = packet[4] | ((packet[3] & 0x70) << 3); - z = packet[5]; - - if (psmouse->packet[0] == OLPC_PKT_GS) { - pt_down = !!(packet[2] & 1); - gs_down = !!(packet[2] & 2); - } else if (psmouse->packet[0] == OLPC_PKT_PT) { - gs_down = !!(packet[2] & 1); - pt_down = !!(packet[2] & 2); - } - - /* - * XXX: Kludge. - * If it's been more than 30ms since the last packet, - * assume that there was a lift we were never told about. - */ - do_gettimeofday(&now_tv); - now_ns = timeval_to_ns (&now_tv); - if (now_ns >= priv->late) { - input_report_key(dev, BTN_TOUCH, 0); - input_report_key(dev, BTN_TOOL_PEN, 0); - input_report_key(dev2, BTN_TOUCH, 0); - input_report_key(dev2, BTN_TOOL_FINGER, 0); - - input_sync(dev); - input_sync(dev2); - } - - priv->late = now_ns + (30 * NSEC_PER_MSEC); - - - if (tpdebug) { - printk(KERN_DEBUG "%s %02x %02x %02x %02x %02x %02x\n", - __FUNCTION__, psmouse->packet[0], psmouse->packet[1], - psmouse->packet[2], psmouse->packet[3], psmouse->packet[4], - psmouse->packet[5]); - printk(KERN_DEBUG "l=%d r=%d p=%d g=%d x=%d y=%d z=%d\n", - left, right, pt_down, gs_down, x, y, z); - } - - if (psmouse->packet[0] == OLPC_PKT_PT) { - input_report_key(dev, BTN_LEFT, left); - input_report_key(dev, BTN_RIGHT, right); - } else if (psmouse->packet[0] == OLPC_PKT_GS) { - input_report_key(dev, BTN_LEFT, left); - input_report_key(dev, BTN_RIGHT, right); - input_report_key(dev2, BTN_LEFT, left); - input_report_key(dev2, BTN_RIGHT, right); - } - - input_report_key(dev, BTN_TOUCH, pt_down); - input_report_key(dev, BTN_TOOL_PEN, pt_down); - input_report_key(dev2, BTN_TOUCH, gs_down); - input_report_key(dev2, BTN_TOOL_FINGER, gs_down); - - input_report_abs(dev2, ABS_PRESSURE, z); - - if (psmouse->packet[0] == OLPC_PKT_PT && pt_down) { - input_report_abs(dev, ABS_X, x); - input_report_abs(dev, ABS_Y, y); - } else if (psmouse->packet[0] == OLPC_PKT_GS && gs_down) { - input_report_abs(dev2, ABS_X, x); - input_report_abs(dev2, ABS_Y, y); - } - - input_sync(dev); - input_sync(dev2); - - if (priv->pending_mode == OLPC_GS && - psmouse->packet[0] == OLPC_PKT_PT && pt_down) { - priv->pending_mode = 0; - cancel_delayed_work(&priv->mode_switch); - } - - if (priv->i->flags & (OLPC_PT|OLPC_GS)) { - int pending = 0; - if (psmouse->packet[0] == OLPC_PKT_PT && !pt_down) - pending = OLPC_GS; - else if (psmouse->packet[0] == OLPC_PKT_GS && pt_down) - pending = OLPC_PT; - - if (priv->current_mode == pending) { - priv->pending_mode = 0; - pending = priv->current_mode; - } - else if (priv->pending_mode != pending) { - priv->pending_mode = pending; - if (tpdebug) - printk(KERN_WARNING "Scheduling mode switch to %s.\n", - pending == OLPC_GS ? "GS" : "PT"); - - /* - * Apply a de-bounce when switching from PT to GS, to allow for - * spurious PT-up packets. - */ - if (priv->pending_mode == OLPC_GS) - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, msecs_to_jiffies(50)); - else - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, 0); - } - } -} - -static psmouse_ret_t olpc_process_byte(struct psmouse *psmouse) -{ - psmouse_ret_t ret = PSMOUSE_BAD_DATA; - - if (psmouse->packet[0] != OLPC_PKT_PT && - psmouse->packet[0] != OLPC_PKT_GS) - goto out; - - /* Bytes 2 - 6 should have 0 in the highest bit */ - if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= 6 && - (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) - goto out; - - if (psmouse->pktcnt == 6) { - olpc_process_packet_gspt(psmouse); - ret = PSMOUSE_FULL_PACKET; - goto out; - } - - ret = PSMOUSE_GOOD_DATA; -out: - if (ret != PSMOUSE_GOOD_DATA && ret != PSMOUSE_FULL_PACKET) - printk(KERN_DEBUG "%s: (%d) %02x %02x %02x %02x %02x %02x\n", - __FUNCTION__, psmouse->pktcnt, psmouse->packet[0], - psmouse->packet[1], psmouse->packet[2], - psmouse->packet[3], psmouse->packet[4], - psmouse->packet[5]); - return ret; -} - -static struct olpc_model_info *olpc_get_model(struct psmouse *psmouse) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - unsigned char param[4]; - int i; - - /* - * Now try "E7 report". Allowed responses are in - * olpc_model_data[].signature - */ - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21)) - return NULL; - - param[0] = param[1] = param[2] = 0xff; - if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) - return NULL; - - pr_debug("olpc.c(%d): E7 report: %2.2x %2.2x %2.2x", - __LINE__, param[0], param[1], param[2]); - - for (i = 0; i < ARRAY_SIZE(olpc_model_data); i++) { - if (!memcmp(param, olpc_model_data[i].signature, - sizeof(olpc_model_data[i].signature))) { - printk(KERN_INFO __FILE__ ": OLPC touchpad revision 0x%x.\n", param[2]); - return olpc_model_data + i; - } - } - - /* - * ALPS creates new IDs pretty frequently; rather than listing them - * all, just assume they support the defaults. We've set aside the - * first entry of olpc_model_data as the catch-all. - */ - if (!memcmp(param, olpc_model_data[0].signature, 2)) { - printk(KERN_INFO __FILE__ ": unknown ALPS revision %x, assuming default flags.\n", param[2]); - return &olpc_model_data[0]; - } - - return NULL; -} - -static int olpc_find_mode(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - int mode = priv->i->flags; - - if (mode & OLPC_GS) - mode = OLPC_GS; - else if (mode & OLPC_PT) - mode = OLPC_PT; - else - mode = -1; - - return mode; -} - -/* - * Touchpad should be disabled before calling this! - */ -static int olpc_new_mode(struct psmouse *psmouse, int mode) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - struct olpc_data *priv = psmouse->private; - unsigned char param; - int ret; - - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Switching to %d. [%lu]\n", mode, jiffies); - - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - - switch (mode) { - default: - printk(KERN_WARNING __FILE__ ": Invalid mode %d. Defaulting to OLPC_GS.\n", mode); - case OLPC_GS: - ret = ps2_command(ps2dev, NULL, 0xE6); - break; - case OLPC_PT: - ret = ps2_command(ps2dev, NULL, 0xE7); - break; - } - if (ret) - goto failed; - - /* XXX: This is a bit hacky, make sure this isn't screwing stuff up. */ - psmouse->pktcnt = psmouse->out_of_sync = 0; - psmouse->last = jiffies; - psmouse->state = PSMOUSE_ACTIVATED; - - if ((ret = ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE))) - goto failed; - - priv->current_mode = mode; - priv->pending_mode = 0; - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Switched to mode %d successful.\n", mode); - -failed: - if (ret) - printk(KERN_WARNING __FILE__ ": Mode switch to %d failed! (%d) [%lu]\n", mode, ret, jiffies); - return ret; -} - -static int olpc_absolute_mode(struct psmouse *psmouse, int mode) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - - /* Switch to 'Advanced mode.', four disables in a row. */ - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) - return -1; - - return olpc_new_mode(psmouse, mode); -} - -/* - * olpc_poll() - poll the touchpad for current motion packet. - * Used in resync. - * Note: We can't poll, so always return failure. - */ -static int olpc_poll(struct psmouse *psmouse) -{ - return -1; -} - -static int olpc_reconnect(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - int mode; - - if (olpc_rev_after(OLPC_REV_B2)) - if (psmouse->ps2dev.serio->dev.power.power_state.event != PM_EVENT_ON) - return 0; - - psmouse_reset(psmouse); - - if (!(priv->i = olpc_get_model(psmouse))) - return -1; - - mode = olpc_find_mode(psmouse); - if (mode < 0) - return -1; - - if (olpc_absolute_mode(psmouse, mode)) { - printk(KERN_ERR __FILE__ ": Failed to reenable absolute mode.\n"); - return -1; - } - - return 0; -} - -static void olpc_disconnect(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - - psmouse_reset(psmouse); - input_unregister_device(priv->dev2); - kfree(priv); -} - -static void olpc_mode_switch(struct work_struct *w) -{ - struct delayed_work *work = container_of(w, struct delayed_work, work); - struct olpc_data *priv = container_of(work, struct olpc_data, mode_switch); - struct psmouse *psmouse = priv->psmouse; - struct ps2dev *ps2dev = &psmouse->ps2dev; - int pending_mode, ret; - - if (priv->pending_mode == priv->current_mode) { - priv->pending_mode = 0; - printk (KERN_DEBUG __FILE__ ": In switch_mode, no target mode.\n"); - return; - } - - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Disable for switch to %d. [%lu]\n", priv->pending_mode, jiffies); - - /* XXX: This is a bit hacky, make sure this isn't screwing stuff up. */ - psmouse->state = PSMOUSE_INITIALIZING; - - ret = ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE); - if (ret) { - /* XXX: if this ever fails, we need to do a full reset! */ - printk(KERN_WARNING __FILE__ ": Disable failed for switch to %d. (%d) [%lu]\n", priv->pending_mode, ret, jiffies); - return; - } - - /* - * ALPS tells us that it may take up to 20msec for the disable to - * take effect; however, ps2_command() will wait up to 200msec for - * the ACK to come back (and I'm assuming that by the time the - * hardware sends back its ACK, it has stopped sending bytes). - */ - pending_mode = priv->pending_mode; - - if (olpc_new_mode(psmouse, priv->pending_mode)) - goto bad; - - /* - * Deal with a potential race condition. - * - * If there is a brief tap of a stylus or a fingernail that - * triggers a mode switch to PT mode, and the stylus/fingernail is - * lifted after the DISABLE above, but before we reenable in the new mode, - * then we can get stuck in PT mode. - */ - if (pending_mode == OLPC_PT) { - priv->pending_mode = OLPC_GS; - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, msecs_to_jiffies(50)); - } - - return; - -bad: - printk(KERN_WARNING __FILE__ ": Failure to switch modes, resetting device...\n"); - olpc_reconnect(psmouse); -} - -int olpc_init(struct psmouse *psmouse) -{ - struct olpc_data *priv; - struct input_dev *dev = psmouse->dev; - struct input_dev *dev2; - int mode; - - priv = kzalloc(sizeof(struct olpc_data), GFP_KERNEL); - dev2 = input_allocate_device(); - if (!priv || !dev2) - goto init_fail; - - psmouse->private = priv; - priv->dev2 = dev2; - priv->psmouse = psmouse; - - psmouse_reset(psmouse); - if (!(priv->i = olpc_get_model(psmouse))) - goto init_fail; - - mode = olpc_find_mode(psmouse); - if (mode < 0) { - printk(KERN_ERR __FILE__ ": Failed to identify proper mode\n"); - goto init_fail; - } - - if (olpc_absolute_mode(psmouse, mode)) { - printk(KERN_ERR __FILE__ ": Failed to enable absolute mode\n"); - goto init_fail; - } - - /* - * Unset some of the default bits for things we don't have. - */ - dev->evbit[LONG(EV_REL)] &= ~BIT(EV_REL); - dev->relbit[LONG(REL_X)] &= ~(BIT(REL_X) | BIT(REL_Y)); - dev->keybit[LONG(BTN_MIDDLE)] &= ~BIT(BTN_MIDDLE); - - dev->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); - dev->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH); - dev->keybit[LONG(BTN_TOOL_PEN)] |= BIT(BTN_TOOL_PEN); - dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT); - - dev->evbit[LONG(EV_ABS)] |= BIT(EV_ABS); - input_set_abs_params(dev, ABS_X, 2, 1000, 0, 0); - input_set_abs_params(dev, ABS_Y, 0, 717, 0, 0); - - snprintf(priv->phys, sizeof(priv->phys), - "%s/input1", psmouse->ps2dev.serio->phys); - dev2->phys = priv->phys; - dev2->name = "OLPC ALPS GlideSensor"; - dev2->id.bustype = BUS_I8042; - dev2->id.vendor = 0x0002; - dev2->id.product = PSMOUSE_OLPC; - dev2->id.version = 0x0000; - - dev2->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); - dev2->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH); - dev2->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER); - dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT); - - dev2->evbit[LONG(EV_ABS)] |= BIT(EV_ABS); - input_set_abs_params(dev2, ABS_X, 350, 512, 0, 0); - input_set_abs_params(dev2, ABS_Y, 70, 325, 0, 0); - input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0); - - if (input_register_device(dev2)) { - printk(KERN_ERR __FILE__ ": Failed to register GlideSensor\n"); - goto init_fail; - } - - psmouse->protocol_handler = olpc_process_byte; - psmouse->poll = olpc_poll; - psmouse->disconnect = olpc_disconnect; - psmouse->reconnect = olpc_reconnect; - psmouse->pktsize = 6; - - /* Disable the idle resync. */ - psmouse->resync_time = 0; - /* Reset after a lot of bad bytes. */ - psmouse->resetafter = 1024; - - INIT_DELAYED_WORK(&priv->mode_switch, olpc_mode_switch); - - return 0; - -init_fail: - input_free_device(dev2); - kfree(priv); - return -1; -} - -int olpc_detect(struct psmouse *psmouse, int set_properties) -{ - if (!olpc_get_model(psmouse)) - return -1; - - if (set_properties) { - psmouse->vendor = "ALPS"; - psmouse->name = "PenTablet"; - psmouse->model = 0; - } - return 0; -} - diff --git a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h b/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h deleted file mode 100644 index 426f8b4ea9..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * OLPC touchpad PS/2 mouse driver - * - * Copyright (c) 2006 One Laptop Per Child, inc. - * - * This driver is partly based on the ALPS driver. - * Copyright (c) 2003 Peter Osterlund <petero2@telia.com> - * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#ifndef _OLPC_H -#define _OLPC_H - -struct olpc_model_info { - unsigned char signature[3]; - unsigned char flags; -}; - -struct olpc_data { - struct input_dev *dev2; /* Relative device */ - struct psmouse *psmouse; - char name[32]; /* Name */ - char phys[32]; /* Phys */ - struct olpc_model_info *i; /* Info */ - int pending_mode; - int current_mode; - s64 late; - struct delayed_work mode_switch; -}; - -#ifdef CONFIG_MOUSE_PS2_OLPC -int olpc_detect(struct psmouse *psmouse, int set_properties); -int olpc_init(struct psmouse *psmouse); -#else -inline int olpc_detect(struct psmouse *psmouse, int set_properties) -{ - return -ENOSYS; -} -inline int olpc_init(struct psmouse *psmouse) -{ - return -ENOSYS; -} -#endif - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h b/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h deleted file mode 100644 index a33251f4b8..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h +++ /dev/null @@ -1,11 +0,0 @@ -/* linux/drivers/mtd/mtdcore.h - * - * Header file for driver private mtdcore exports - * - */ - -/* These are exported solely for the purpose of mtd_blkdevs.c. You - should not use them for _anything_ else */ - -extern struct mutex mtd_table_mutex; -extern struct mtd_info *mtd_table[MAX_MTD_DEVICES]; diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c b/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c deleted file mode 100644 index cfc28ab4a3..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * MTD Oops/Panic logger - * - * Copyright (C) 2007 Nokia Corporation. All rights reserved. - * - * Author: Richard Purdie <rpurdie@openedhand.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/console.h> -#include <linux/vmalloc.h> -#include <linux/workqueue.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include <linux/mtd/mtd.h> - -#define OOPS_PAGE_SIZE 4096 - -static struct mtdoops_context { - int mtd_index; - struct work_struct work; - struct mtd_info *mtd; - int oops_pages; - int nextpage; - int nextcount; - - void *oops_buf; - int ready; - int writecount; -} oops_cxt; - -static void mtdoops_erase_callback(struct erase_info *done) -{ - wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv; - wake_up(wait_q); -} - -static int mtdoops_erase_block(struct mtd_info *mtd, int offset) -{ - struct erase_info erase; - DECLARE_WAITQUEUE(wait, current); - wait_queue_head_t wait_q; - int ret; - - init_waitqueue_head(&wait_q); - erase.mtd = mtd; - erase.callback = mtdoops_erase_callback; - erase.addr = offset; - if (mtd->erasesize < OOPS_PAGE_SIZE) - erase.len = OOPS_PAGE_SIZE; - else - erase.len = mtd->erasesize; - erase.priv = (u_long)&wait_q; - - set_current_state(TASK_INTERRUPTIBLE); - add_wait_queue(&wait_q, &wait); - - ret = mtd->erase(mtd, &erase); - if (ret) { - set_current_state(TASK_RUNNING); - remove_wait_queue(&wait_q, &wait); - printk (KERN_WARNING "mtdoops: erase of region [0x%x, 0x%x] " - "on \"%s\" failed\n", - erase.addr, erase.len, mtd->name); - return ret; - } - - schedule(); /* Wait for erase to finish. */ - remove_wait_queue(&wait_q, &wait); - - return 0; -} - -static int mtdoops_inc_counter(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - size_t retlen; - u32 count; - int ret; - - cxt->nextpage++; - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - cxt->nextcount++; - if (cxt->nextcount == 0xffffffff) - cxt->nextcount = 0; - - ret = mtd->read(mtd, cxt->nextpage * OOPS_PAGE_SIZE, 4, - &retlen, (u_char *) &count); - if ((retlen != 4) || (ret < 0)) { - printk(KERN_ERR "mtdoops: Read failure at %d (%d of 4 read)" - ", err %d.\n", cxt->nextpage * OOPS_PAGE_SIZE, - retlen, ret); - return 1; - } - - /* See if we need to erase the next block */ - if (count != 0xffffffff) - return 1; - - printk(KERN_DEBUG "mtdoops: Ready %d, %d (no erase)\n", - cxt->nextpage, cxt->nextcount); - cxt->ready = 1; - return 0; -} - -static void mtdoops_prepare(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - int i = 0, j, ret, mod; - - /* We were unregistered */ - if (!mtd) - return; - - mod = (cxt->nextpage * OOPS_PAGE_SIZE) % mtd->erasesize; - if (mod != 0) { - cxt->nextpage = cxt->nextpage + ((mtd->erasesize - mod) / OOPS_PAGE_SIZE); - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - } - - while (mtd->block_isbad && - mtd->block_isbad(mtd, cxt->nextpage * OOPS_PAGE_SIZE)) { -badblock: - printk(KERN_WARNING "mtdoops: Bad block at %08x\n", - cxt->nextpage * OOPS_PAGE_SIZE); - i++; - cxt->nextpage = cxt->nextpage + (mtd->erasesize / OOPS_PAGE_SIZE); - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - if (i == (cxt->oops_pages / (mtd->erasesize / OOPS_PAGE_SIZE))) { - printk(KERN_ERR "mtdoops: All blocks bad!\n"); - return; - } - } - - for (j = 0, ret = -1; (j < 3) && (ret < 0); j++) - ret = mtdoops_erase_block(mtd, cxt->nextpage * OOPS_PAGE_SIZE); - - if (ret < 0) { - if (mtd->block_markbad) - mtd->block_markbad(mtd, cxt->nextpage * OOPS_PAGE_SIZE); - goto badblock; - } - - printk(KERN_DEBUG "mtdoops: Ready %d, %d \n", cxt->nextpage, cxt->nextcount); - - cxt->ready = 1; -} - -static void mtdoops_workfunc(struct work_struct *work) -{ - struct mtdoops_context *cxt = - container_of(work, struct mtdoops_context, work); - - mtdoops_prepare(cxt); -} - -static int find_next_position(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - int page, maxpos = 0; - u32 count, maxcount = 0xffffffff; - size_t retlen; - - for (page = 0; page < cxt->oops_pages; page++) { - mtd->read(mtd, page * OOPS_PAGE_SIZE, 4, &retlen, (u_char *) &count); - if (count == 0xffffffff) - continue; - if (maxcount == 0xffffffff) { - maxcount = count; - maxpos = page; - } else if ((count < 0x40000000) && (maxcount > 0xc0000000)) { - maxcount = count; - maxpos = page; - } else if ((count > maxcount) && (count < 0xc0000000)) { - maxcount = count; - maxpos = page; - } else if ((count > maxcount) && (count > 0xc0000000) - && (maxcount > 0x80000000)) { - maxcount = count; - maxpos = page; - } - } - if (maxcount == 0xffffffff) { - cxt->nextpage = 0; - cxt->nextcount = 1; - cxt->ready = 1; - printk(KERN_DEBUG "mtdoops: Ready %d, %d (first init)\n", - cxt->nextpage, cxt->nextcount); - return 0; - } - - cxt->nextpage = maxpos; - cxt->nextcount = maxcount; - - return mtdoops_inc_counter(cxt); -} - - -static void mtdoops_notify_add(struct mtd_info *mtd) -{ - struct mtdoops_context *cxt = &oops_cxt; - int ret; - - if ((mtd->index != cxt->mtd_index) || cxt->mtd_index < 0) - return; - - if (mtd->size < (mtd->erasesize * 2)) { - printk(KERN_ERR "MTD partition %d not big enough for mtdoops\n", - mtd->index); - return; - } - - cxt->mtd = mtd; - cxt->oops_pages = mtd->size / OOPS_PAGE_SIZE; - - ret = find_next_position(cxt); - if (ret == 1) - mtdoops_prepare(cxt); - - printk(KERN_DEBUG "mtdoops: Attached to MTD device %d\n", mtd->index); -} - -static void mtdoops_notify_remove(struct mtd_info *mtd) -{ - struct mtdoops_context *cxt = &oops_cxt; - - if ((mtd->index != cxt->mtd_index) || cxt->mtd_index < 0) - return; - - cxt->mtd = NULL; - flush_scheduled_work(); -} - - -static void -mtdoops_console_write(struct console *co, const char *s, unsigned int count) -{ - struct mtdoops_context *cxt = co->data; - struct mtd_info *mtd = cxt->mtd; - int i, ret; - - if (!cxt->ready || !mtd) - return; - - if (!oops_in_progress && cxt->writecount != 0) { - size_t retlen; - if (cxt->writecount < OOPS_PAGE_SIZE) - memset(cxt->oops_buf + cxt->writecount, 0xff, - OOPS_PAGE_SIZE - cxt->writecount); - - ret = mtd->write(mtd, cxt->nextpage * OOPS_PAGE_SIZE, - OOPS_PAGE_SIZE, &retlen, cxt->oops_buf); - cxt->ready = 0; - cxt->writecount = 0; - - if ((retlen != OOPS_PAGE_SIZE) || (ret < 0)) - printk(KERN_ERR "mtdoops: Write failure at %d (%d of %d" - " written), err %d.\n", - cxt->nextpage * OOPS_PAGE_SIZE, retlen, - OOPS_PAGE_SIZE, ret); - - ret = mtdoops_inc_counter(cxt); - if (ret == 1) - schedule_work(&cxt->work); - } - - if (!oops_in_progress) - return; - - if (cxt->writecount == 0) { - u32 *stamp = cxt->oops_buf; - *stamp = cxt->nextcount; - cxt->writecount = 4; - } - - if ((count + cxt->writecount) > OOPS_PAGE_SIZE) - count = OOPS_PAGE_SIZE - cxt->writecount; - - for (i = 0; i < count; i++, s++) - *((char *)(cxt->oops_buf) + cxt->writecount + i) = *s; - - cxt->writecount = cxt->writecount + count; -} - -static int __init mtdoops_console_setup(struct console *co, char *options) -{ - struct mtdoops_context *cxt = co->data; - - if (cxt->mtd_index != -1) - return -EBUSY; - if (co->index == -1) - return -EINVAL; - - cxt->mtd_index = co->index; - return 0; -} - -static struct mtd_notifier mtdoops_notifier = { - .add = mtdoops_notify_add, - .remove = mtdoops_notify_remove, -}; - -static struct console mtdoops_console = { - .name = "ttyMTD", - .write = mtdoops_console_write, - .setup = mtdoops_console_setup, - .flags = CON_PRINTBUFFER, - .index = -1, - .data = &oops_cxt, -}; - -static int __init mtdoops_console_init(void) -{ - struct mtdoops_context *cxt = &oops_cxt; - - cxt->mtd_index = -1; - cxt->oops_buf = vmalloc(OOPS_PAGE_SIZE); - - if (!cxt->oops_buf) { - printk(KERN_ERR "Failed to allocate oops buffer workspace\n"); - return -ENOMEM; - } - - INIT_WORK(&cxt->work, mtdoops_workfunc); - - register_console(&mtdoops_console); - register_mtd_user(&mtdoops_notifier); - return 0; -} - -static void __exit mtdoops_console_exit(void) -{ - struct mtdoops_context *cxt = &oops_cxt; - - unregister_mtd_user(&mtdoops_notifier); - unregister_console(&mtdoops_console); - vfree(cxt->oops_buf); -} - - -subsys_initcall(mtdoops_console_init); -module_exit(mtdoops_console_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>"); -MODULE_DESCRIPTION("MTD Oops/Panic console logger/driver"); diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c b/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c deleted file mode 100644 index b80667309b..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c +++ /dev/null @@ -1,495 +0,0 @@ -/* - * linux/drivers/mtd/onenand/onenand_sim.c - * - * The OneNAND simulator - * - * Copyright © 2005-2007 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/vmalloc.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/onenand.h> - -#include <linux/io.h> - -#ifndef CONFIG_ONENAND_SIM_MANUFACTURER -#define CONFIG_ONENAND_SIM_MANUFACTURER 0xec -#endif -#ifndef CONFIG_ONENAND_SIM_DEVICE_ID -#define CONFIG_ONENAND_SIM_DEVICE_ID 0x04 -#endif -#ifndef CONFIG_ONENAND_SIM_VERSION_ID -#define CONFIG_ONENAND_SIM_VERSION_ID 0x1e -#endif - -static int manuf_id = CONFIG_ONENAND_SIM_MANUFACTURER; -static int device_id = CONFIG_ONENAND_SIM_DEVICE_ID; -static int version_id = CONFIG_ONENAND_SIM_VERSION_ID; - -struct onenand_flash { - void __iomem *base; - void __iomem *data; -}; - -#define ONENAND_CORE(flash) (flash->data) -#define ONENAND_CORE_SPARE(flash, this, offset) \ - ((flash->data) + (this->chipsize) + (offset >> 5)) - -#define ONENAND_MAIN_AREA(this, offset) \ - (this->base + ONENAND_DATARAM + offset) - -#define ONENAND_SPARE_AREA(this, offset) \ - (this->base + ONENAND_SPARERAM + offset) - -#define ONENAND_GET_WP_STATUS(this) \ - (readw(this->base + ONENAND_REG_WP_STATUS)) - -#define ONENAND_SET_WP_STATUS(v, this) \ - (writew(v, this->base + ONENAND_REG_WP_STATUS)) - -/* It has all 0xff chars */ -#define MAX_ONENAND_PAGESIZE (2048 + 64) -static unsigned char *ffchars; - -static struct mtd_partition os_partitions[] = { - { - .name = "OneNAND simulator partition", - .offset = 0, - .size = MTDPART_SIZ_FULL, - }, -}; - -/* - * OneNAND simulator mtd - */ -struct onenand_info { - struct mtd_info mtd; - struct mtd_partition *parts; - struct onenand_chip onenand; - struct onenand_flash flash; -}; - -struct onenand_info *info; - -#define DPRINTK(format, args...) \ -do { \ - printk(KERN_DEBUG "%s[%d]: " format "\n", __func__, \ - __LINE__, ##args); \ -} while (0) - -/** - * onenand_lock_handle - Handle Lock scheme - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Send lock command to OneNAND device. - * The lock scheme is depends on chip type. - */ -static void onenand_lock_handle(struct onenand_chip *this, int cmd) -{ - int block_lock_scheme; - int status; - - status = ONENAND_GET_WP_STATUS(this); - block_lock_scheme = !(this->options & ONENAND_HAS_CONT_LOCK); - - switch (cmd) { - case ONENAND_CMD_UNLOCK: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_US, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_US, this); - break; - - case ONENAND_CMD_LOCK: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_LS, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_LS, this); - break; - - case ONENAND_CMD_LOCK_TIGHT: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_LTS, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_LTS, this); - break; - - default: - break; - } -} - -/** - * onenand_bootram_handle - Handle BootRAM area - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Emulate BootRAM area. It is possible to do basic operation using BootRAM. - */ -static void onenand_bootram_handle(struct onenand_chip *this, int cmd) -{ - switch (cmd) { - case ONENAND_CMD_READID: - writew(manuf_id, this->base); - writew(device_id, this->base + 2); - writew(version_id, this->base + 4); - break; - - default: - /* REVIST: Handle other commands */ - break; - } -} - -/** - * onenand_update_interrupt - Set interrupt register - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Update interrupt register. The status is depends on command. - */ -static void onenand_update_interrupt(struct onenand_chip *this, int cmd) -{ - int interrupt = ONENAND_INT_MASTER; - - switch (cmd) { - case ONENAND_CMD_READ: - case ONENAND_CMD_READOOB: - interrupt |= ONENAND_INT_READ; - break; - - case ONENAND_CMD_PROG: - case ONENAND_CMD_PROGOOB: - interrupt |= ONENAND_INT_WRITE; - break; - - case ONENAND_CMD_ERASE: - interrupt |= ONENAND_INT_ERASE; - break; - - case ONENAND_CMD_RESET: - interrupt |= ONENAND_INT_RESET; - break; - - default: - break; - } - - writew(interrupt, this->base + ONENAND_REG_INTERRUPT); -} - -/** - * onenand_check_overwrite - Check over-write if happend - * @param dest The destination pointer - * @param src The source pointer - * @param count The length to be check - * @return 0 on same, otherwise 1 - * - * Compare the source with destination - */ -static int onenand_check_overwrite(void *dest, void *src, size_t count) -{ - unsigned int *s = (unsigned int *) src; - unsigned int *d = (unsigned int *) dest; - int i; - - count >>= 2; - for (i = 0; i < count; i++) - if ((*s++ ^ *d++) != 0) - return 1; - - return 0; -} - -/** - * onenand_data_handle - Handle OneNAND Core and DataRAM - * @param this OneNAND device structure - * @param cmd The command to be sent - * @param dataram Which dataram used - * @param offset The offset to OneNAND Core - * - * Copy data from OneNAND Core to DataRAM (read) - * Copy data from DataRAM to OneNAND Core (write) - * Erase the OneNAND Core (erase) - */ -static void onenand_data_handle(struct onenand_chip *this, int cmd, - int dataram, unsigned int offset) -{ - struct mtd_info *mtd = &info->mtd; - struct onenand_flash *flash = this->priv; - int main_offset, spare_offset; - void __iomem *src; - void __iomem *dest; - unsigned int i; - - if (dataram) { - main_offset = mtd->writesize; - spare_offset = mtd->oobsize; - } else { - main_offset = 0; - spare_offset = 0; - } - - switch (cmd) { - case ONENAND_CMD_READ: - src = ONENAND_CORE(flash) + offset; - dest = ONENAND_MAIN_AREA(this, main_offset); - memcpy(dest, src, mtd->writesize); - /* Fall through */ - - case ONENAND_CMD_READOOB: - src = ONENAND_CORE_SPARE(flash, this, offset); - dest = ONENAND_SPARE_AREA(this, spare_offset); - memcpy(dest, src, mtd->oobsize); - break; - - case ONENAND_CMD_PROG: - src = ONENAND_MAIN_AREA(this, main_offset); - dest = ONENAND_CORE(flash) + offset; - /* To handle partial write */ - for (i = 0; i < (1 << mtd->subpage_sft); i++) { - int off = i * this->subpagesize; - if (!memcmp(src + off, ffchars, this->subpagesize)) - continue; - if (memcmp(dest + off, ffchars, this->subpagesize) && - onenand_check_overwrite(dest + off, src + off, this->subpagesize)) - printk(KERN_ERR "over-write happend at 0x%08x\n", offset); - memcpy(dest + off, src + off, this->subpagesize); - } - /* Fall through */ - - case ONENAND_CMD_PROGOOB: - src = ONENAND_SPARE_AREA(this, spare_offset); - /* Check all data is 0xff chars */ - if (!memcmp(src, ffchars, mtd->oobsize)) - break; - - dest = ONENAND_CORE_SPARE(flash, this, offset); - if (memcmp(dest, ffchars, mtd->oobsize) && - onenand_check_overwrite(dest, src, mtd->oobsize)) - printk(KERN_ERR "OOB: over-write happend at 0x%08x\n", - offset); - memcpy(dest, src, mtd->oobsize); - break; - - case ONENAND_CMD_ERASE: - memset(ONENAND_CORE(flash) + offset, 0xff, mtd->erasesize); - memset(ONENAND_CORE_SPARE(flash, this, offset), 0xff, - (mtd->erasesize >> 5)); - break; - - default: - break; - } -} - -/** - * onenand_command_handle - Handle command - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Emulate OneNAND command. - */ -static void onenand_command_handle(struct onenand_chip *this, int cmd) -{ - unsigned long offset = 0; - int block = -1, page = -1, bufferram = -1; - int dataram = 0; - - switch (cmd) { - case ONENAND_CMD_UNLOCK: - case ONENAND_CMD_LOCK: - case ONENAND_CMD_LOCK_TIGHT: - case ONENAND_CMD_UNLOCK_ALL: - onenand_lock_handle(this, cmd); - break; - - case ONENAND_CMD_BUFFERRAM: - /* Do nothing */ - return; - - default: - block = (int) readw(this->base + ONENAND_REG_START_ADDRESS1); - if (block & (1 << ONENAND_DDP_SHIFT)) { - block &= ~(1 << ONENAND_DDP_SHIFT); - /* The half of chip block */ - block += this->chipsize >> (this->erase_shift + 1); - } - if (cmd == ONENAND_CMD_ERASE) - break; - - page = (int) readw(this->base + ONENAND_REG_START_ADDRESS8); - page = (page >> ONENAND_FPA_SHIFT); - bufferram = (int) readw(this->base + ONENAND_REG_START_BUFFER); - bufferram >>= ONENAND_BSA_SHIFT; - bufferram &= ONENAND_BSA_DATARAM1; - dataram = (bufferram == ONENAND_BSA_DATARAM1) ? 1 : 0; - break; - } - - if (block != -1) - offset += block << this->erase_shift; - - if (page != -1) - offset += page << this->page_shift; - - onenand_data_handle(this, cmd, dataram, offset); - - onenand_update_interrupt(this, cmd); -} - -/** - * onenand_writew - [OneNAND Interface] Emulate write operation - * @param value value to write - * @param addr address to write - * - * Write OneNAND register with value - */ -static void onenand_writew(unsigned short value, void __iomem * addr) -{ - struct onenand_chip *this = info->mtd.priv; - - /* BootRAM handling */ - if (addr < this->base + ONENAND_DATARAM) { - onenand_bootram_handle(this, value); - return; - } - /* Command handling */ - if (addr == this->base + ONENAND_REG_COMMAND) - onenand_command_handle(this, value); - - writew(value, addr); -} - -/** - * flash_init - Initialize OneNAND simulator - * @param flash OneNAND simulaotr data strucutres - * - * Initialize OneNAND simulator. - */ -static int __init flash_init(struct onenand_flash *flash) -{ - int density, size; - int buffer_size; - - flash->base = kzalloc(131072, GFP_KERNEL); - if (!flash->base) { - printk(KERN_ERR "Unable to allocate base address.\n"); - return -ENOMEM; - } - - density = device_id >> ONENAND_DEVICE_DENSITY_SHIFT; - size = ((16 << 20) << density); - - ONENAND_CORE(flash) = vmalloc(size + (size >> 5)); - if (!ONENAND_CORE(flash)) { - printk(KERN_ERR "Unable to allocate nand core address.\n"); - kfree(flash->base); - return -ENOMEM; - } - - memset(ONENAND_CORE(flash), 0xff, size + (size >> 5)); - - /* Setup registers */ - writew(manuf_id, flash->base + ONENAND_REG_MANUFACTURER_ID); - writew(device_id, flash->base + ONENAND_REG_DEVICE_ID); - writew(version_id, flash->base + ONENAND_REG_VERSION_ID); - - if (density < 2) - buffer_size = 0x0400; /* 1KiB page */ - else - buffer_size = 0x0800; /* 2KiB page */ - writew(buffer_size, flash->base + ONENAND_REG_DATA_BUFFER_SIZE); - - return 0; -} - -/** - * flash_exit - Clean up OneNAND simulator - * @param flash OneNAND simulaotr data strucutres - * - * Clean up OneNAND simulator. - */ -static void flash_exit(struct onenand_flash *flash) -{ - vfree(ONENAND_CORE(flash)); - kfree(flash->base); - kfree(flash); -} - -static int __init onenand_sim_init(void) -{ - /* Allocate all 0xff chars pointer */ - ffchars = kmalloc(MAX_ONENAND_PAGESIZE, GFP_KERNEL); - if (!ffchars) { - printk(KERN_ERR "Unable to allocate ff chars.\n"); - return -ENOMEM; - } - memset(ffchars, 0xff, MAX_ONENAND_PAGESIZE); - - /* Allocate OneNAND simulator mtd pointer */ - info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL); - if (!info) { - printk(KERN_ERR "Unable to allocate core structures.\n"); - kfree(ffchars); - return -ENOMEM; - } - - /* Override write_word function */ - info->onenand.write_word = onenand_writew; - - if (flash_init(&info->flash)) { - printk(KERN_ERR "Unable to allocat flash.\n"); - kfree(ffchars); - kfree(info); - return -ENOMEM; - } - - info->parts = os_partitions; - - info->onenand.base = info->flash.base; - info->onenand.priv = &info->flash; - - info->mtd.name = "OneNAND simulator"; - info->mtd.priv = &info->onenand; - info->mtd.owner = THIS_MODULE; - - if (onenand_scan(&info->mtd, 1)) { - flash_exit(&info->flash); - kfree(ffchars); - kfree(info); - return -ENXIO; - } - - add_mtd_partitions(&info->mtd, info->parts, ARRAY_SIZE(os_partitions)); - - return 0; -} - -static void __exit onenand_sim_exit(void) -{ - struct onenand_chip *this = info->mtd.priv; - struct onenand_flash *flash = this->priv; - - onenand_release(&info->mtd); - flash_exit(flash); - kfree(ffchars); - kfree(info); -} - -module_init(onenand_sim_init); -module_exit(onenand_sim_exit); - -MODULE_AUTHOR("Kyungmin Park <kyungmin.park@samsung.com>"); -MODULE_DESCRIPTION("The OneNAND flash simulator"); -MODULE_LICENSE("GPL"); diff --git a/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h b/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h deleted file mode 100644 index 9e75505a88..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h +++ /dev/null @@ -1,242 +0,0 @@ -/* This header file defines the registers and suspend/resume - structures for the Geode GX and LX. The lxfb driver defines - _GEODELX_ before including this file, which will unlock the - extra registers that are only valid for LX. -*/ - -#ifndef _GEODE_REGS_H_ -#define _GEODE_REGS_H_ - -/* MSRs */ - -#define GX_VP_MSR_PAD_SELECT 0xC0002011 -#define LX_VP_MSR_PAD_SELECT 0x48000011 - -#define GEODE_MSR_GLCP_DOTPLL 0x4c000015 - -#define GLCP_DOTPLL_RESET (1 << 0) -#define GLCP_DOTPLL_BYPASS (1 << 15) -#define GLCP_DOTPLL_HALFPIX (1 << 24) -#define GLCP_DOTPLL_LOCK (1 << 25) - -/* Registers */ -#define VP_FP_START 0x400 - - -#ifdef _GEODELX_ - -#define GP_REG_SIZE 0x7C -#define DC_REG_SIZE 0xF0 -#define VP_REG_SIZE 0x158 -#define FP_REG_SIZE 0x70 - -#else - -#define GP_REG_SIZE 0x50 -#define DC_REG_SIZE 0x90 -#define VP_REG_SIZE 0x138 -#define FP_REG_SIZE 0x70 - -#endif - -#define DC_PAL_SIZE 0x105 - -struct geoderegs { - - struct { - u64 padsel; - u64 dotpll; - -#ifdef _GEODELX_ - u64 dfglcfg; - u64 dcspare; -#else - u64 rstpll; -#endif - } msr; - - union { - unsigned char b[GP_REG_SIZE]; - struct { - u32 dst_offset; /* 0x00 */ - u32 src_offset; /* 0x04 */ - u32 stride; /* 0x08 */ - u32 wid_height; /* 0x0C */ - u32 src_color_fg; /* 0x10 */ - u32 src_color_bg; /* 0x14 */ - u32 pat_color_0; /* 0x18 */ - u32 pat_color_1; /* 0x1C */ - u32 pat_color_2; /* 0x20 */ - u32 pat_color_3; /* 0x24 */ - u32 pat_color_4; /* 0x28 */ - u32 pat_color_5; /* 0x2C */ - u32 pat_data_0; /* 0x30 */ - u32 pat_data_1; /* 0x34 */ - u32 raster_mode; /* 0x38 */ - u32 vector_mode; /* 0x3C */ - u32 blt_mode; /* 0x40 */ - u32 blit_status; /* 0x4C */ - u32 hst_src; /* 0x48 */ - u32 base_offset; /* 0x4C */ - -#ifdef _GEODELX_ - u32 cmd_top; /* 0x50 */ - u32 cmd_bot; /* 0x54 */ - u32 cmd_read; /* 0x58 */ - u32 cmd_write; /* 0x5C */ - u32 ch3_offset; /* 0x60 */ - u32 ch3_mode_str; /* 0x64 */ - u32 ch3_width; /* 0x68 */ - u32 ch3_hsrc; /* 0x6C */ - u32 lut_index; /* 0x70 */ - u32 lut_data; /* 0x74 */ - u32 int_cntrl; /* 0x78 */ -#endif - } r; - } gp; - - union { - unsigned char b[DC_REG_SIZE]; - - struct { - u32 unlock; /* 0x00 */ - u32 gcfg; /* 0x04 */ - u32 dcfg; /* 0x08 */ - u32 arb; /* 0x0C */ - u32 fb_st_offset; /* 0x10 */ - u32 cb_st_offset; /* 0x14 */ - u32 curs_st_offset; /* 0x18 */ - u32 icon_st_offset; /* 0x1C */ - u32 vid_y_st_offset; /* 0x20 */ - u32 vid_u_st_offset; /* 0x24 */ - u32 vid_v_st_offset; /* 0x28 */ - u32 dctop; /* 0x2c */ - u32 line_size; /* 0x30 */ - u32 gfx_pitch; /* 0x34 */ - u32 vid_yuv_pitch; /* 0x38 */ - u32 rsvd2; /* 0x3C */ - u32 h_active_timing; /* 0x40 */ - u32 h_blank_timing; /* 0x44 */ - u32 h_sync_timing; /* 0x48 */ - u32 rsvd3; /* 0x4C */ - u32 v_active_timing; /* 0x50 */ - u32 v_blank_timing; /* 0x54 */ - u32 v_sync_timing; /* 0x58 */ - u32 fbactive; /* 0x5C */ - u32 dc_cursor_x; /* 0x60 */ - u32 dc_cursor_y; /* 0x64 */ - u32 dc_icon_x; /* 0x68 */ - u32 dc_line_cnt; /* 0x6C */ - u32 rsvd5; /* 0x70 - palette address */ - u32 rsvd6; /* 0x74 - palette data */ - u32 dfifo_diag; /* 0x78 */ - u32 cfifo_diag; /* 0x7C */ - u32 dc_vid_ds_delta; /* 0x80 */ - u32 gliu0_mem_offset; /* 0x84 */ - u32 dv_ctl; /* 0x88 - added by LX */ - u32 dv_acc; /* 0x8C */ - -#ifdef _GEODELX_ - u32 gfx_scale; - u32 irq_filt_ctl; - u32 filt_coeff1; - u32 filt_coeff2; - u32 vbi_event_ctl; - u32 vbi_odd_ctl; - u32 vbi_hor; - u32 vbi_ln_odd; - u32 vbi_ln_event; - u32 vbi_pitch; - u32 clr_key; - u32 clr_key_mask; - u32 clr_key_x; - u32 clr_key_y; - u32 irq; - u32 rsvd8; - u32 genlk_ctrl; - u32 vid_even_y_st_offset; /* 0xD8 */ - u32 vid_even_u_st_offset; /* 0xDC */ - u32 vid_even_v_st_offset; /* 0xE0 */ - u32 v_active_even_timing; /* 0xE4 */ - u32 v_blank_even_timing; /* 0xE8 */ - u32 v_sync_even_timing; /* 0xEC */ -#endif - } r; - } dc; - - union { - unsigned char b[VP_REG_SIZE]; - - struct { - u64 vcfg; /* 0x00 */ - u64 dcfg; /* 0x08 */ - u64 vx; /* 0x10 */ - u64 vy; /* 0x18 */ - u64 vs; /* 0x20 */ - u64 vck; /* 0x28 */ - u64 vcm; /* 0x30 */ - u64 rsvd1; /* 0x38 - Gamma address*/ - u64 rsvd2; /* 0x40 - Gamma data*/ - u64 rsvd3; /* 0x48 */ - u64 misc; /* 0x50 */ - u64 ccs; /* 0x58 */ - u64 rsvd4[3]; /* 0x60-0x70 */ - u64 vdc; /* 0x78 */ - u64 vco; /* 0x80 */ - u64 crc; /* 0x88 */ - u64 crc32; /* 0x90 */ - u64 vde; /* 0x98 */ - u64 cck; /* 0xA0 */ - u64 ccm; /* 0xA8 */ - u64 cc1; /* 0xB0 */ - u64 cc2; /* 0xB8 */ - u64 a1x; /* 0xC0 */ - u64 a1y; /* 0xC8 */ - u64 a1c; /* 0xD0 */ - u64 a1t; /* 0xD8 */ - u64 a2x; /* 0xE0 */ - u64 a2y; /* 0xE8 */ - u64 a2c; /* 0xF0 */ - u64 a2t; /* 0xF8 */ - u64 a3x; /* 0x100 */ - u64 a3y; /* 0x108 */ - u64 a3c; /* 0x110 */ - u64 a3t; /* 0x118 */ - u64 vrr; /* 0x120 */ - u64 awt; /* 0x128 */ - u64 vtm; /* 0x130 */ -#ifdef _GEODELX_ - u64 vye; /* 0x138 */ - u64 a1ye; /* 0x140 */ - u32 a2ye; /* 0x148 */ - u32 a3ye; /* 0x150 */ -#endif - } r; - } vp; - - union { - unsigned char b[FP_REG_SIZE]; - - struct { - u64 pt1; /* 0x400 */ - u64 pt2; /* 0x408 */ - u64 pm; /* 0x410 */ - u64 dfc; /* 0x418 */ - u64 blfsr; /* 0x420 */ - u64 rlfsr; /* 0x428 */ - u64 fmi; /* 0x430 */ - u64 fmd; /* 0x438 */ - u64 rsvd; /* 0x440 */ - u64 dca; /* 0x448 */ - u64 dmd; /* 0x450 */ - u64 crc; /* 0x458 */ - u64 fbb; /* 0x460 */ - u64 crc32; /* 0x468 */ - } r; - } fp; - - u32 pal[DC_PAL_SIZE]; - u32 gamma[256]; -}; - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c b/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c deleted file mode 100644 index 43c25bea5a..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c +++ /dev/null @@ -1,272 +0,0 @@ -#include <linux/fb.h> -#include <asm/io.h> -#include <asm/msr.h> - -#include "geodefb.h" -#include "video_gx.h" - -void gx_set_dotpll(struct fb_info *info, struct geoderegs *regs) -{ - int timeout = 1000; - - u64 rstpll, dotpll; - - rdmsrl(MSR_GLCP_SYS_RSTPLL, rstpll); - rdmsrl(MSR_GLCP_DOTPLL, dotpll); - - dotpll &= 0x00000000ffffffffull; - dotpll |= regs->msr.dotpll & 0xffffffff00000000ull; - - dotpll |= MSR_GLCP_DOTPLL_DOTRESET; - dotpll &= ~MSR_GLCP_DOTPLL_BYPASS; - - wrmsrl(MSR_GLCP_DOTPLL, dotpll); - - rstpll |= (regs->msr.rstpll & - ( MSR_GLCP_SYS_RSTPLL_DOTPREDIV2 | - MSR_GLCP_SYS_RSTPLL_DOTPREMULT2 | - MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3)); - - wrmsrl(MSR_GLCP_SYS_RSTPLL, rstpll); - dotpll &= ~(MSR_GLCP_DOTPLL_DOTRESET); - wrmsrl(MSR_GLCP_DOTPLL, dotpll); - - do { - rdmsrl(MSR_GLCP_DOTPLL, dotpll); - } while (timeout-- && !(dotpll & MSR_GLCP_DOTPLL_LOCK)); -} - -/* FIXME: Make sure nothing is read to clear */ - -void gx_save_regs(struct fb_info *info, struct geoderegs *regs) -{ - struct geodefb_par *par = info->par; - int i; - - /* Wait for the BLT engine to stop being busy */ - while(readl(par->gp_regs + 0x44) & 0x05); - - rdmsrl(GX_VP_MSR_PAD_SELECT, regs->msr.padsel); - rdmsrl(MSR_GLCP_DOTPLL, regs->msr.dotpll); - rdmsrl(MSR_GLCP_SYS_RSTPLL, regs->msr.rstpll); - - writel(0x4758, par->dc_regs + 0x00); - - memcpy(regs->gp.b, par->gp_regs, GP_REG_SIZE); - memcpy(regs->dc.b, par->dc_regs, DC_REG_SIZE); - memcpy(regs->vp.b, par->vid_regs, VP_REG_SIZE); - memcpy(regs->fp.b, par->vid_regs + 0x400, FP_REG_SIZE); - - /* Save the palettes */ - writel(0, par->dc_regs + 0x70); - - for(i = 0; i < DC_PAL_SIZE; i++) - regs->pal[i] = readl(par->dc_regs + 0x74); - - writel(0, par->vid_regs + 0x38); - - for(i = 0; i < 0xFF; i++) - regs->gamma[i] = readl(par->vid_regs + 0x40); -} - -void gx_restore_regs(struct fb_info *info, struct geoderegs *regs) -{ - struct geodefb_par *par = info->par; - u32 val, i; - - /* DOTPLL */ - gx_set_dotpll(info, regs); - - /* GP */ - - writel(regs->gp.r.dst_offset, par->gp_regs + 0x00); - writel(regs->gp.r.src_offset, par->gp_regs + 0x04); - writel(regs->gp.r.stride, par->gp_regs + 0x08); - writel(regs->gp.r.wid_height, par->gp_regs + 0x0C); - writel(regs->gp.r.src_color_fg, par->gp_regs + 0x10); - writel(regs->gp.r.src_color_bg, par->gp_regs + 0x14); - writel(regs->gp.r.pat_color_0, par->gp_regs + 0x18); - writel(regs->gp.r.pat_color_1, par->gp_regs + 0x1C); - writel(regs->gp.r.pat_color_2, par->gp_regs + 0x20); - writel(regs->gp.r.pat_color_3, par->gp_regs + 0x24); - writel(regs->gp.r.pat_color_4, par->gp_regs + 0x28); - writel(regs->gp.r.pat_color_5, par->gp_regs + 0x2C); - writel(regs->gp.r.pat_data_0, par->gp_regs + 0x30); - writel(regs->gp.r.pat_data_1, par->gp_regs + 0x34); - - /* Don't write the raster / vector / blt mode regs */ - /* status register is read only */ - - writel(regs->gp.r.hst_src, par->gp_regs + 0x48); - writel(regs->gp.r.base_offset, par->gp_regs + 0x4c); - - /* DC */ - - /* Write the unlock value */ - writel(0x4758, par->dc_regs + 0x00); - - writel(0, par->dc_regs + 0x70); - - for(i = 0; i < DC_PAL_SIZE; i++) - writel(regs->pal[i], par->dc_regs + 0x74); - - /* Write the gcfg register without the enables */ - writel(regs->dc.r.gcfg & ~0x0F, par->dc_regs + 0x04); - - /* Write the vcfg register without the enables */ - writel(regs->dc.r.dcfg & ~0x19, par->dc_regs + 0x08); - - /* Write the rest of the active registers */ - - writel(regs->dc.r.fb_st_offset, par->dc_regs + 0x10); - writel(regs->dc.r.cb_st_offset, par->dc_regs + 0x14); - writel(regs->dc.r.curs_st_offset, par->dc_regs + 0x18); - writel(regs->dc.r.icon_st_offset, par->dc_regs + 0x1C); - writel(regs->dc.r.vid_y_st_offset, par->dc_regs + 0x20); - writel(regs->dc.r.vid_u_st_offset, par->dc_regs + 0x24); - writel(regs->dc.r.vid_v_st_offset, par->dc_regs + 0x28); - writel(regs->dc.r.line_size, par->dc_regs + 0x30); - writel(regs->dc.r.gfx_pitch, par->dc_regs + 0x34); - writel(regs->dc.r.vid_yuv_pitch, par->dc_regs + 0x38); - writel(regs->dc.r.h_active_timing, par->dc_regs + 0x40); - writel(regs->dc.r.h_blank_timing, par->dc_regs + 0x44); - writel(regs->dc.r.h_sync_timing, par->dc_regs + 0x48); - writel(regs->dc.r.v_active_timing, par->dc_regs + 0x50); - writel(regs->dc.r.v_blank_timing, par->dc_regs + 0x54); - writel(regs->dc.r.v_sync_timing, par->dc_regs + 0x58); - writel(regs->dc.r.dc_cursor_x, par->dc_regs + 0x60); - writel(regs->dc.r.dc_cursor_y, par->dc_regs + 0x64); - writel(regs->dc.r.dc_icon_x, par->dc_regs + 0x68); - - /* Don't write the line_cnt or diag registers */ - - writel(regs->dc.r.dc_vid_ds_delta, par->dc_regs + 0x80); - writel(regs->dc.r.gliu0_mem_offset, par->dc_regs + 0x84); - writel(regs->dc.r.dv_acc, par->dc_regs + 0x8C); - - /* VP */ - - /* MSR */ - wrmsrl(GX_VP_MSR_PAD_SELECT, regs->msr.padsel); - - writel(0, par->vid_regs + 0x38); - - for(i = 0; i < 0xFF; i++) - writel((u32) regs->gamma[i], par->vid_regs + 0x40); - - /* Don't enable video yet */ - writel((u32) regs->vp.r.vcfg & ~0x01, par->vid_regs + 0x00); - - /* Don't enable the CRT yet */ - writel((u32) regs->vp.r.dcfg & ~0x0F, par->vid_regs + 0x08); - - /* Write the rest of the VP registers */ - - writel((u32) regs->vp.r.vx, par->vid_regs + 0x10); - writel((u32) regs->vp.r.vy, par->vid_regs + 0x18); - writel((u32) regs->vp.r.vs, par->vid_regs + 0x20); - writel((u32) regs->vp.r.vck, par->vid_regs + 0x28); - writel((u32) regs->vp.r.vcm, par->vid_regs + 0x30); - writel((u32) regs->vp.r.misc, par->vid_regs + 0x50); - writel((u32) regs->vp.r.ccs, par->vid_regs + 0x58); - writel((u32) regs->vp.r.vdc, par->vid_regs + 0x78); - writel((u32) regs->vp.r.vco, par->vid_regs + 0x80); - writel((u32) regs->vp.r.crc, par->vid_regs + 0x88); - writel((u32) regs->vp.r.vde, par->vid_regs + 0x98); - writel((u32) regs->vp.r.cck, par->vid_regs + 0xA0); - writel((u32) regs->vp.r.ccm, par->vid_regs + 0xA8); - writel((u32) regs->vp.r.cc1, par->vid_regs + 0xB0); - writel((u32) regs->vp.r.cc2, par->vid_regs + 0xB8); - writel((u32) regs->vp.r.a1x, par->vid_regs + 0xC0); - writel((u32) regs->vp.r.a1y, par->vid_regs + 0xC8); - writel((u32) regs->vp.r.a1c, par->vid_regs + 0xD0); - writel((u32) regs->vp.r.a1t, par->vid_regs + 0xD8); - writel((u32) regs->vp.r.a2x, par->vid_regs + 0xE0); - writel((u32) regs->vp.r.a2y, par->vid_regs + 0xE8); - writel((u32) regs->vp.r.a2c, par->vid_regs + 0xF0); - writel((u32) regs->vp.r.a2t, par->vid_regs + 0xF8); - writel((u32) regs->vp.r.a3x, par->vid_regs + 0x100); - writel((u32) regs->vp.r.a3y, par->vid_regs + 0x108); - writel((u32) regs->vp.r.a3c, par->vid_regs + 0x110); - writel((u32) regs->vp.r.a3t, par->vid_regs + 0x118); - writel((u32) regs->vp.r.vrr, par->vid_regs + 0x120); - - - /* FP registers */ - - writel((u32) regs->fp.r.pt1, par->vid_regs + 0x400); - writel((u32) regs->fp.r.pt2, par->vid_regs + 0x408); - - writel((u32) regs->fp.r.dfc, par->vid_regs + 0x418); - writel(regs->fp.r.blfsr, par->vid_regs + 0x420); - writel(regs->fp.r.rlfsr, par->vid_regs + 0x428); - writel(regs->fp.r.fmi, par->vid_regs + 0x430); - writel(regs->fp.r.fmd, par->vid_regs + 0x438); - writel(regs->fp.r.dca, par->vid_regs + 0x448); - writel(regs->fp.r.dmd, par->vid_regs + 0x450); - writel(regs->fp.r.crc, par->vid_regs + 0x458); - writel(regs->fp.r.fbb, par->vid_regs + 0x460); - - /* Final enables */ - - val = readl(par->vid_regs + 0x410); - - /* Control the panel */ - if (regs->fp.r.pm & (1 << 24)) { - - if (!(val & 0x09)) - writel(regs->fp.r.pm, par->vid_regs + 0x410); - } - else { - if (!(val & 0x05)) - writel(regs->fp.r.pm, par->vid_regs + 0x410); - } - - /* Turn everything on */ - - writel(regs->dc.r.gcfg, par->dc_regs + 0x04); - writel((u32) regs->vp.r.vcfg, par->vid_regs + 0x00); - writel((u32) regs->vp.r.dcfg, par->vid_regs + 0x08); - writel(regs->dc.r.dcfg, par->dc_regs + 0x08); -} - - -#ifdef DEBUG - -void dump_regs(struct fb_info *info, int mode) { - - struct geodefb_par *par = info->par; - u32 val; - int i; - - if (mode == 0) { - for(i = 0; i < GP_REG_SIZE; i += 4) { - val = readl(par->gp_regs + i); - } - } - - if (mode == 1) { - writel(0x4758, par->dc_regs + 0x00); - - for(i = 0; i < DC_REG_SIZE; i += 4) { - val = readl(par->dc_regs + i); - printk("DC%x: %x\n", i, val); - } - } - - if (mode == 2) { - for(i = 0; i < VP_REG_SIZE; i += 8) { - val = readl(par->vid_regs + i); - printk("VP%x: %x\n", i, val); - } - } - - if (mode == 3) { - for(i = 0; i < FP_REG_SIZE; i += 8) { - val = readl(par->vid_regs + 0x400 + i); - printk("FP%x: %x\n", i, val); - } - } -} - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c b/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c deleted file mode 100644 index d4ef138676..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c +++ /dev/null @@ -1,824 +0,0 @@ -/* - * Mainly by David Woodhouse, somewhat modified by Jordan Crouse - * - * Copyright © 2006-2007 Red Hat, Inc. - * Copyright © 2006-2007 Advanced Micro Devices, Inc. - * - * This program is free software. You can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - */ - - -#include <linux/kernel.h> -#include <linux/fb.h> -#include <linux/i2c.h> -#include <linux/platform_device.h> -#include <linux/i2c-id.h> -#include <linux/pci.h> -#include <linux/vt_kern.h> -#include <linux/pci_ids.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/backlight.h> -#include <linux/device.h> -#include <asm/uaccess.h> -#include <linux/ctype.h> -#include <linux/reboot.h> -#include <asm/tsc.h> -#include <asm/olpc.h> - -#include "olpc_dcon.h" - -/* Module definitions */ - -static int resumeline = 898; -module_param(resumeline, int, 0444); - -static int noinit; -module_param(noinit, int, 0444); - -/* Default off since it doesn't work on DCON ASIC in B-test OLPC board */ -static int useaa = 1; -module_param(useaa, int, 0444); - -/* I2C structures */ - -static struct i2c_driver dcon_driver; -static struct i2c_client *dcon_client; - -/* Platform devices */ -static struct platform_device *dcon_device; - -/* Backlight device */ -static struct backlight_device *dcon_bl_dev; - -/* Base address of the GPIO registers */ -static unsigned long gpio_base; - -static struct fb_info *fbinfo; - -/* Current source, initialized at probe time */ -static int dcon_source; - -/* Desired source */ -static int dcon_pending; - -/* Current output type */ -static int dcon_output = DCON_OUTPUT_COLOR; - -/* Current sleep status (not yet implemented) */ -static int dcon_sleep_val = DCON_ACTIVE; - -/* Shadow register for the DCON_REG_MODE register */ -static unsigned short dcon_disp_mode; - -/* Variables used during switches */ -static int dcon_switched; - -static DECLARE_WAIT_QUEUE_HEAD(dcon_wait_queue); - -static unsigned short normal_i2c[] = { 0x0D, I2C_CLIENT_END }; -I2C_CLIENT_INSMOD; - -#define dcon_write(reg,val) i2c_smbus_write_word_data(dcon_client,reg,val) -#define dcon_read(reg) i2c_smbus_read_word_data(dcon_client,reg) - -/* The current backlight value - this saves us some smbus traffic */ -static int bl_val = -1; - -/* ===== API functions - these are called by a variety of users ==== */ - -/* Backlight notes - turning off the backlight enable bit in the DCON - * doesn't save us any power over just pushing the BL to zero, so we - * don't use that bit in this code. - */ - -static int dcon_get_backlight(void) -{ - if (dcon_client == NULL) - return 0; - - if (bl_val == -1) - bl_val = dcon_read(DCON_REG_BRIGHT) & 0x0F; - - return bl_val; -} - -static void dcon_set_backlight(int level) -{ - if (dcon_client == NULL) - return; - - if (bl_val == (level & 0x0F)) - return; - - bl_val = level & 0x0F; - dcon_write(DCON_REG_BRIGHT, bl_val); - - /* Purposely turn off the backlight when we go to level 0 */ - - if (bl_val == 0) { - dcon_disp_mode &= ~MODE_BL_ENABLE; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - } - else if (!(dcon_disp_mode & MODE_BL_ENABLE)) { - dcon_disp_mode |= MODE_BL_ENABLE; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - } -} - -/* Set the output type to either color or mono */ - -static int dcon_set_output(int arg) -{ - if (dcon_output == arg) - return 0; - - dcon_output = arg; - - if (arg == DCON_OUTPUT_MONO) { - dcon_disp_mode &= ~(MODE_CSWIZZLE | MODE_COL_AA); - dcon_disp_mode |= MODE_MONO_LUMA; - } - else { - dcon_disp_mode &= ~(MODE_MONO_LUMA); - dcon_disp_mode |= MODE_CSWIZZLE; - if (useaa) - dcon_disp_mode |= MODE_COL_AA; - } - - dcon_write(DCON_REG_MODE, dcon_disp_mode); - return 0; -} - -/* For now, this will be really stupid - we need to address how - * DCONLOAD works in a sleep and account for it accordingly - */ - -static void dcon_sleep(int state) -{ - /* Turn off the backlight and put the DCON to sleep */ - - if (state == dcon_sleep_val) - return; - - if (state == DCON_SLEEP) { - dcon_disp_mode &= ~MODE_BL_ENABLE; - dcon_disp_mode |= MODE_SLEEP; - } - else { - /* Only re-enable the backlight if the backlight value is set */ - - if (bl_val != 0) - dcon_disp_mode |= MODE_BL_ENABLE; - - dcon_disp_mode &= ~MODE_SLEEP; - } - - dcon_sleep_val = state; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - - /* We should turn off some stuff in the framebuffer - but what? */ -} - -/* Set the source of the display (CPU or DCON) */ - -static void dcon_source_switch(struct work_struct *work) -{ - DECLARE_WAITQUEUE(wait, current); - int source = dcon_pending; - - if (dcon_source == source) - return; - - dcon_switched = 0; - - switch (source) { - case DCON_SOURCE_CPU: - - /* Enable the scanline interrupt bit */ - if (dcon_write(DCON_REG_MODE, dcon_disp_mode | MODE_SCAN_INT)) - printk(KERN_ERR "olpc-dcon: couldn't enable scanline interrupt!\n"); - else { - /* Wait up to one second for the scanline interrupt */ - wait_event_timeout(dcon_wait_queue, dcon_switched == 1, HZ); - } - - if (!dcon_switched) - printk(KERN_ERR "olpc-dcon: Timeout entering CPU mode; expect a screen glitch.\n"); - - /* - * Ideally we'd like to disable interrupts here so that the - * fb_powerup and DCON turn on happen at a known time value; - * however, we can't do that right now with fb_set_suspend - * messing with semaphores. - * - * For now, we just hope.. - */ - if (fb_powerup(fbinfo)) { - printk(KERN_ERR "olpc-dcon: Failed to enter CPU mode\n"); - dcon_pending = DCON_SOURCE_DCON; - return; - } - - /* And turn off the DCON */ - outl(1<<11, gpio_base + GPIOx_OUT_VAL); - - /* Turn off the scanline interrupt */ - if (dcon_write(DCON_REG_MODE, dcon_disp_mode)) - printk(KERN_ERR "olpc-dcon: couldn't disable scanline interrupt!\n"); - - printk(KERN_INFO "olpc-dcon: The CPU has control\n"); - break; - case DCON_SOURCE_DCON: - { - int t; - - add_wait_queue(&dcon_wait_queue, &wait); - set_current_state(TASK_UNINTERRUPTIBLE); - - /* Clear GPIO11 (DCONLOAD) - this implies that the DCON is in - control */ - - outl(1 << (11 + 16), gpio_base + GPIOx_OUT_VAL); - - t = schedule_timeout(HZ/2); - remove_wait_queue(&dcon_wait_queue, &wait); - set_current_state(TASK_RUNNING); - - if (!dcon_switched) - printk(KERN_ERR "olpc-dcon: Timeout entering DCON mode; expect a screen glitch.\n"); - - /* Turn off the graphics engine completely */ - fb_powerdown(fbinfo); - - printk(KERN_INFO "olpc-dcon: The DCON has control\n"); - break; - } - default: - BUG(); - } - - dcon_source = source; -} - -static DECLARE_WORK(dcon_work, dcon_source_switch); - -static int dcon_set_source(int arg) -{ - if (arg != DCON_SOURCE_CPU && arg != DCON_SOURCE_DCON) - return -EINVAL; - - if (dcon_pending == arg) - return 0; - - dcon_pending = arg; - if ((dcon_source != arg) && !work_pending(&dcon_work)) - schedule_work(&dcon_work); - - return 0; -} - -static int dcon_set_source_sync(int arg) -{ - int ret = dcon_set_source(arg); - if (!ret) - flush_scheduled_work(); - return ret; -} - -static int dconbl_set(struct backlight_device *dev) { - - int level = dev->props.brightness; - - if (dev->props.power != FB_BLANK_UNBLANK) - level = 0; - - dcon_set_backlight(level); - return 0; -} - -static int dconbl_get(struct backlight_device *dev) { - return dcon_get_backlight(); -} - -static ssize_t dcon_mode_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%4.4X\n", dcon_disp_mode); -} - -static ssize_t dcon_sleep_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_sleep_val); -} - -static ssize_t /* __deprecated */ dcon_source_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - printk(KERN_WARNING "olpc-dcon: using deprecated sysfs 'source' interface; use 'freeze' instead!\n"); - return sprintf(buf, "%d\n", dcon_source); -} - -static ssize_t dcon_freeze_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_source == DCON_SOURCE_DCON ? 1 : 0); -} - -static ssize_t dcon_output_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_output); -} - -static ssize_t dcon_resumeline_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", resumeline); -} - -static int _strtoul(const char *buf, int len, unsigned int *val) -{ - - char *endp; - unsigned int output = simple_strtoul(buf, &endp, 0); - int size = endp - buf; - - if (*endp && isspace(*endp)) - size++; - - if (size != len) - return -EINVAL; - - *val = output; - return 0; -} - -static ssize_t dcon_output_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - if (_strtoul(buf, count, &output)) - return -EINVAL; - - if (output == DCON_OUTPUT_COLOR || output == DCON_OUTPUT_MONO) { - dcon_set_output(output); - rc = count; - } - - return rc; -} - -static ssize_t /* __deprecated */ dcon_source_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - printk(KERN_WARNING "olpc-dcon: using deprecated sysfs 'source' interface; use 'freeze' instead!\n"); - if (_strtoul(buf, count, &output)) - return -EINVAL; - - dcon_set_source(output); - rc = count; - - return rc; -} - -static ssize_t dcon_freeze_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - if (_strtoul(buf, count, &output)) - return rc; - - dcon_set_source(output ? DCON_SOURCE_DCON : DCON_SOURCE_CPU); - rc = count; - - return rc; -} - -static ssize_t dcon_resumeline_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int rl; - int rc = -EINVAL; - - if (_strtoul(buf, count, &rl)) - return rc; - - resumeline = rl; - dcon_write(DCON_REG_SCAN_INT, resumeline); - rc = count; - - return rc; -} - -static ssize_t dcon_sleep_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - - if (_strtoul(buf, count, &output)) - return -EINVAL; - - dcon_sleep(output ? DCON_SLEEP : DCON_ACTIVE); - return count; -} - -static struct device_attribute dcon_device_files[] = { - __ATTR(mode, 0444, dcon_mode_show, NULL), - __ATTR(sleep, 0644, dcon_sleep_show, dcon_sleep_store), - __ATTR(source, 0644, dcon_source_show, dcon_source_store), - __ATTR(freeze, 0644, dcon_freeze_show, dcon_freeze_store), - __ATTR(output, 0644, dcon_output_show, dcon_output_store), - __ATTR(resumeline, 0644, dcon_resumeline_show, dcon_resumeline_store), -}; - -static struct backlight_ops dcon_bl_ops = { - .get_brightness = dconbl_get, - .update_status = dconbl_set -}; - -/* List of GPIOs that we care about: - (in) GPIO12 -- DCONBLNK - (in) GPIO[56] -- DCONSTAT[01] - (out) GPIO11 -- DCONLOAD -*/ - -#define IN_GPIOS ((1<<5) | (1<<6) | (1<<7) | (1<<12)) -#define OUT_GPIOS (1<<11) - -static irqreturn_t dcon_interrupt(int, void *); - -static int dcon_request_irq(void) -{ - unsigned long lo, hi; - unsigned char lob; - - rdmsr(MSR_LBAR_GPIO, lo, hi); - - /* Check the mask and whether GPIO is enabled (sanity check) */ - if (hi != 0x0000f001) { - printk(KERN_ERR "GPIO not enabled -- cannot use DCON\n"); - return -ENODEV; - } - - /* Mask off the IO base address */ - gpio_base = lo & 0x0000ff00; - - /* Turn off the event enable for GPIO7 just to be safe */ - outl(1 << (16+7), gpio_base + GPIOx_EVNT_EN); - - /* Set the directions for the GPIO pins */ - outl(OUT_GPIOS | (IN_GPIOS << 16), gpio_base + GPIOx_OUT_EN); - outl(IN_GPIOS | (OUT_GPIOS << 16), gpio_base + GPIOx_IN_EN); - - /* Set up the interrupt mappings */ - - /* Set the IRQ to pair 2 */ - geode_gpio_event_irq(OLPC_GPIO_DCON_IRQ, 2); - - /* Enable group 2 to trigger the DCON interrupt */ - geode_gpio_set_irq(2, DCON_IRQ); - - /* Select edge level for interrupt (in PIC) */ - - lob = inb(0x4d0); - lob &= ~(1 << DCON_IRQ); - outb(lob, 0x4d0); - - /* Register the interupt handler */ - if (request_irq(DCON_IRQ, &dcon_interrupt, 0, "DCON", &dcon_driver)) - return -EIO; - - /* Clear INV_EN for GPIO7 (DCONIRQ) */ - outl((1<<(16+7)), gpio_base + GPIOx_INV_EN); - - /* Enable filter for GPIO12 (DCONBLANK) */ - outl(1<<(12), gpio_base + GPIOx_IN_FLTR_EN); - - /* Disable filter for GPIO7 */ - outl(1<<(16+7), gpio_base + GPIOx_IN_FLTR_EN); - - /* Disable event counter for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ - - outl(1<<(16+7), gpio_base + GPIOx_EVNTCNT_EN); - outl(1<<(16+12), gpio_base + GPIOx_EVNTCNT_EN); - - /* Add GPIO12 to the Filter Event Pair #7 */ - outb(12, gpio_base + GPIO_FE7_SEL); - - /* Turn off negative Edge Enable for GPIO12 */ - outl(1<<(16+12), gpio_base + GPIOx_NEGEDGE_EN); - - /* Enable negative Edge Enable for GPIO7 */ - outl(1<<7, gpio_base + GPIOx_NEGEDGE_EN); - - /* Zero the filter amount for Filter Event Pair #7 */ - outw(0, gpio_base + GPIO_FLT7_AMNT); - - /* Clear the negative edge status for GPIO7 and GPIO12 */ - outl((1<<7) | (1<<12), gpio_base+0x4c); - - /* FIXME: Clear the posiitive status as well, just to be sure */ - outl((1<<7) | (1<<12), gpio_base+0x48); - - /* Enable events for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ - outl((1<<(7))|(1<<12), gpio_base + GPIOx_EVNT_EN); - - /* Determine the current state by reading the GPIO bit */ - /* Earlier stages of the boot process have established the state */ - dcon_source = inl(gpio_base + GPIOx_OUT_VAL) & (1<<11) - ? DCON_SOURCE_CPU - : DCON_SOURCE_DCON; - dcon_pending = dcon_source; - - return 0; -} - -static int dcon_reboot_notify(struct notifier_block *nb, unsigned long foo, void *bar) -{ - if (dcon_client == NULL) - return 0; - - /* Turn off the DCON. Entirely. */ - dcon_write(DCON_REG_MODE, 0x39); - dcon_write(DCON_REG_MODE, 0x32); - return 0; -} - -static int dcon_conswitch_notify(struct notifier_block *nb, - unsigned long mode, void *dummy) -{ - if (mode == CONSOLE_EVENT_SWITCH_TEXT) - dcon_sleep(DCON_ACTIVE); - - return 0; -} - -static struct notifier_block dcon_nb = { - .notifier_call = dcon_reboot_notify, - .priority = -1, -}; - -static struct notifier_block dcon_console_nb = { - .notifier_call = dcon_conswitch_notify, - .priority = -1, -}; - -static int dcon_probe(struct i2c_adapter *adap, int addr, int kind) -{ - struct i2c_client *client; - uint16_t ver; - int rc, i; - - if (!olpc_has_dcon()) { - printk("olpc-dcon: No DCON is attached.\n"); - return -ENODEV; - } - - if (num_registered_fb >= 1) - fbinfo = registered_fb[0]; - - if (adap->id != I2C_HW_SMBUS_SCX200) { - printk(KERN_ERR "olpc-dcon: Invalid I2C bus (%d not %d)\n", - adap->id, I2C_HW_SMBUS_SCX200); - return -ENXIO; - } - - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - - strncpy(client->name, "OLPC-DCON", I2C_NAME_SIZE); - client->addr = addr; - client->adapter = adap; - client->driver = &dcon_driver; - - if ((rc = i2c_attach_client(client)) != 0) { - printk(KERN_ERR "olpc-dcon: Unable to attach the I2C client.\n"); - goto eclient; - } - - ver = i2c_smbus_read_word_data(client, DCON_REG_ID); - - if ((ver >> 8) != 0xDC) { - printk(KERN_ERR "olpc-dcon: DCON ID not 0xDCxx: 0x%04x instead.\n", ver); - rc = -ENXIO; - goto ei2c; - } - - if ((rc = dcon_request_irq())) { - printk(KERN_ERR "olpc-dcon: Unable to grab IRQ.\n"); - goto ei2c; - } - - if (ver < 0xdc02 && !noinit) { - /* Initialize the DCON registers */ - - /* Start with work-arounds for DCON ASIC */ - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x0b, 0x007a); - i2c_smbus_write_word_data(client, 0x36, 0x025c); - i2c_smbus_write_word_data(client, 0x37, 0x025e); - - /* Initialise SDRAM */ - - i2c_smbus_write_word_data(client, 0x3b, 0x002b); - i2c_smbus_write_word_data(client, 0x41, 0x0101); - i2c_smbus_write_word_data(client, 0x42, 0x0101); - } - - /* Colour swizzle, AA, no passthrough, backlight */ - - dcon_disp_mode = MODE_PASSTHRU | MODE_BL_ENABLE | MODE_CSWIZZLE; - if (useaa) - dcon_disp_mode |= MODE_COL_AA; - i2c_smbus_write_word_data(client, DCON_REG_MODE, dcon_disp_mode); - - - /* Set the scanline to interrupt on during resume */ - - i2c_smbus_write_word_data(client, DCON_REG_SCAN_INT, resumeline); - - /* Add the DCON device */ - - dcon_device = platform_device_alloc("dcon", -1); - - if (dcon_device == NULL) { - printk(KERN_ERR "dcon: Unable to create the DCON device\n"); - rc = -ENOMEM; - goto eirq; - } - - if ((rc = platform_device_add(dcon_device))) { - printk(KERN_ERR "dcon: Unable to add the DCON device\n"); - goto edev; - } - - for(i = 0; i < ARRAY_SIZE(dcon_device_files); i++) - device_create_file(&dcon_device->dev, &dcon_device_files[i]); - - /* Add the backlight device for the DCON */ - - dcon_client = client; - - dcon_bl_dev = backlight_device_register("dcon-bl", &dcon_device->dev, - NULL, &dcon_bl_ops); - - if (IS_ERR(dcon_bl_dev)) { - printk(KERN_INFO "Could not register the backlight device for the DCON (%ld)\n", PTR_ERR(dcon_bl_dev)); - dcon_bl_dev = NULL; - } - else { - dcon_bl_dev->props.max_brightness = 15; - dcon_bl_dev->props.power = FB_BLANK_UNBLANK; - dcon_bl_dev->props.brightness = dcon_get_backlight(); - - backlight_update_status(dcon_bl_dev); - } - - register_reboot_notifier(&dcon_nb); - console_event_register(&dcon_console_nb); - - printk(KERN_INFO "olpc-dcon: Discovered DCON version %x\n", ver & 0xFF); - - return 0; - - edev: - platform_device_unregister(dcon_device); - dcon_device = NULL; - eirq: - free_irq(DCON_IRQ, &dcon_driver); - ei2c: - i2c_detach_client(client); - eclient: - kfree(client); - - return rc; -} - -static int dcon_attach(struct i2c_adapter *adap) -{ - int ret; - - ret = i2c_probe(adap, &addr_data, dcon_probe); - - if (dcon_client == NULL) - printk(KERN_ERR "olpc-dcon: No DCON found on SMBus\n"); - - return ret; -} - -static int dcon_detach(struct i2c_client *client) -{ - int rc; - dcon_client = NULL; - - unregister_reboot_notifier(&dcon_nb); - console_event_unregister(&dcon_console_nb); - - free_irq(DCON_IRQ, &dcon_driver); - - if ((rc = i2c_detach_client(client)) == 0) - kfree(i2c_get_clientdata(client)); - - if (dcon_bl_dev != NULL) - backlight_device_unregister(dcon_bl_dev); - - if (dcon_device != NULL) - platform_device_unregister(dcon_device); - cancel_work_sync(&dcon_work); - - return rc; -} - - -#ifdef CONFIG_PM -static int dcon_suspend(struct i2c_client *client, pm_message_t state) -{ - if (dcon_sleep_val != DCON_ACTIVE) - return 0; - - /* Set up the DCON to have the source */ - return dcon_set_source_sync(DCON_SOURCE_DCON); -} - -static int dcon_resume(struct i2c_client *client) -{ - int x; - if (dcon_sleep_val != DCON_ACTIVE) - return 0; - - /* HACK: ensure the bus is stable */ - do { - x = dcon_read(DCON_REG_ID); - } while (x < 0); - - return dcon_set_source(DCON_SOURCE_CPU); -} - -#endif - -static irqreturn_t dcon_interrupt(int irq, void *id) -{ - int status = inl(gpio_base + GPIOx_READ_BACK) >> 5; - - /* Clear the negative edge status for GPIO7 */ - outl(1 << 7, gpio_base + GPIOx_NEGEDGE_STS); - - switch (status & 3) { - case 3: - printk(KERN_DEBUG "olpc-dcon: DCONLOAD_MISSED interrupt\n"); - break; - case 2: /* switch to DCON mode */ - case 1: /* switch to CPU mode */ - dcon_switched = 1; - wake_up(&dcon_wait_queue); - break; - case 0: - printk(KERN_DEBUG "olpc-dcon: scanline interrupt w/CPU\n"); - } - - return IRQ_HANDLED; -} - -static struct i2c_driver dcon_driver = { - .driver = { - .name = "OLPC-DCON", - }, - .id = I2C_DRIVERID_DCON, - .attach_adapter = dcon_attach, - .detach_client = dcon_detach, -#ifdef CONFIG_PM - .suspend = dcon_suspend, - .resume = dcon_resume, -#endif -}; - - -static int __init olpc_dcon_init(void) -{ - i2c_add_driver(&dcon_driver); - return 0; -} - -static void __exit olpc_dcon_exit(void) -{ - i2c_del_driver(&dcon_driver); -} - -module_init(olpc_dcon_init); -module_exit(olpc_dcon_exit); - -MODULE_LICENSE("GPL"); diff --git a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h b/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h deleted file mode 100644 index 6453ca4ba0..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h +++ /dev/null @@ -1,75 +0,0 @@ -#ifndef OLPC_DCON_H_ -#define OLPC_DCON_H_ - -/* DCON registers */ - -#define DCON_REG_ID 0 -#define DCON_REG_MODE 1 - -#define MODE_PASSTHRU (1<<0) -#define MODE_SLEEP (1<<1) -#define MODE_SLEEP_AUTO (1<<2) -#define MODE_BL_ENABLE (1<<3) -#define MODE_BLANK (1<<4) -#define MODE_CSWIZZLE (1<<5) -#define MODE_COL_AA (1<<6) -#define MODE_MONO_LUMA (1<<7) -#define MODE_SCAN_INT (1<<8) -#define MODE_CLOCKDIV (1<<9) -#define MODE_DEBUG (1<<14) -#define MODE_SELFTEST (1<<15) - -#define DCON_REG_HRES 2 -#define DCON_REG_HTOTAL 3 -#define DCON_REG_HSYNC_WIDTH 4 -#define DCON_REG_VRES 5 -#define DCON_REG_VTOTAL 6 -#define DCON_REG_VSYNC_WIDTH 7 -#define DCON_REG_TIMEOUT 8 -#define DCON_REG_SCAN_INT 9 -#define DCON_REG_BRIGHT 10 - -/* GPIO registers (CS5536) */ - -#define MSR_LBAR_GPIO 0x5140000C - -#define GPIOx_OUT_VAL 0x00 -#define GPIOx_OUT_EN 0x04 -#define GPIOx_IN_EN 0x20 -#define GPIOx_INV_EN 0x24 -#define GPIOx_IN_FLTR_EN 0x28 -#define GPIOx_EVNTCNT_EN 0x2C -#define GPIOx_READ_BACK 0x30 -#define GPIOx_EVNT_EN 0x38 -#define GPIOx_NEGEDGE_EN 0x44 -#define GPIOx_NEGEDGE_STS 0x4C -#define GPIO_FLT7_AMNT 0xD8 -#define GPIO_MAP_X 0xE0 -#define GPIO_MAP_Y 0xE4 -#define GPIO_FE7_SEL 0xF7 - - -/* Status values */ - -#define DCONSTAT_SCANINT 0 -#define DCONSTAT_SCANINT_DCON 1 -#define DCONSTAT_DISPLAYLOAD 2 -#define DCONSTAT_MISSED 3 - -/* Source values */ - -#define DCON_SOURCE_DCON 0 -#define DCON_SOURCE_CPU 1 - -/* Output values */ -#define DCON_OUTPUT_COLOR 0 -#define DCON_OUTPUT_MONO 1 - -/* Sleep values */ -#define DCON_ACTIVE 0 -#define DCON_SLEEP 1 - -/* Interrupt */ -#define DCON_IRQ 6 - -#endif diff --git a/target/linux/olpc/files-2.6.23/include/asm-i386/ofw.h b/target/linux/olpc/files-2.6.23/include/asm-i386/ofw.h deleted file mode 100644 index 79b08b164f..0000000000 --- a/target/linux/olpc/files-2.6.23/include/asm-i386/ofw.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Definitions for Open Firmware client interface on 32-bit system. - * OF Cell size is 4. Integer properties are encoded big endian, - * as with all OF implementations. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#ifndef _OFW_H -#define _OFW_H - -extern int ofw(char *, int, int, ...); - -#endif diff --git a/target/linux/olpc/files-2.6.23/include/asm-i386/olpc.h b/target/linux/olpc/files-2.6.23/include/asm-i386/olpc.h deleted file mode 100644 index 26bc1a8d3f..0000000000 --- a/target/linux/olpc/files-2.6.23/include/asm-i386/olpc.h +++ /dev/null @@ -1,116 +0,0 @@ -/* OLPC machine specific definitions */ - -#ifndef ASM_OLPC_H_ -#define ASM_OLPC_H_ - -#include <asm/geode.h> - -struct olpc_platform_t { - int flags; - int boardrev; - int ecver; -}; - -#define OLPC_F_PRESENT 0x01 -#define OLPC_F_DCON 0x02 -#define OLPC_F_VSA 0x04 - -enum -{ - OLPC_REV_A = 0, - - OLPC_REV_PRE_B1, - OLPC_REV_B1, - OLPC_REV_PRE_B2, - OLPC_REV_B2, - OLPC_REV_PRE_B3, - OLPC_REV_B3, - OLPC_REV_B4, - OLPC_REV_C1, - OLPC_REV_R1, - OLPC_REV_UNKNOWN /* this should always come last */ -}; - -#ifndef CONFIG_OLPC - -static inline int machine_is_olpc(void) { return 0; } -static inline int olpc_has_dcon(void) { return 0; } -static inline int olpc_has_vsa(void) { return 0; } -static inline int olpc_get_rev(void) { return OLPC_REV_UNKNOWN; } - -#else - -extern struct olpc_platform_t olpc_platform_info; - -static inline int -machine_is_olpc(void) -{ - return (olpc_platform_info.flags & OLPC_F_PRESENT) ? 1 : 0; -} - -static inline int -olpc_has_dcon(void) -{ - return (olpc_platform_info.flags & OLPC_F_DCON) ? 1 : 0; -} - -static inline int -olpc_has_vsa(void) -{ - return (olpc_platform_info.flags & OLPC_F_VSA) ? 1 : 0; -} - -static inline int -olpc_get_rev(void) -{ - return olpc_platform_info.boardrev; -} - -static inline int -olpc_rev_after(int rev) -{ - return olpc_platform_info.boardrev > rev && - olpc_platform_info.boardrev != OLPC_REV_UNKNOWN; -} - -static inline int -olpc_rev_before(int rev) -{ - return olpc_platform_info.boardrev < rev || - olpc_platform_info.boardrev == OLPC_REV_UNKNOWN; -} - -#endif - -/* EC functions */ - -int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen, - unsigned char *outbuf, size_t outlen); - -void olpc_register_battery_callback(void (*f)(unsigned long)); -void olpc_deregister_battery_callback(void); - -/* EC commands and responses */ - -/* SCI source values */ - -#define EC_SCI_SRC_EMPTY 0x00 -#define EC_SCI_SRC_GAME 0x01 -#define EC_SCI_SRC_BATTERY 0x02 -#define EC_SCI_SRC_BATSOC 0x04 -#define EC_SCI_SRC_BATERR 0x08 -#define EC_SCI_SRC_EBOOK 0x10 -#define EC_SCI_SRC_WLAN 0x20 -#define EC_SCI_SRC_ACPWR 0x40 - -/* GPIO assignments */ - -#define OLPC_GPIO_MIC_AC 1 -#define OLPC_GPIO_DCON_IRQ 7 -#define OLPC_GPIO_THRM_ALRM 10 -#define OLPC_GPIO_WORKAUX 24 -#define OLPC_GPIO_LID 26 -#define OLPC_GPIO_ECSCI 27 - -#endif - diff --git a/target/linux/olpc/files-2.6.23/include/asm-i386/prom.h b/target/linux/olpc/files-2.6.23/include/asm-i386/prom.h deleted file mode 100644 index 59d3bddccf..0000000000 --- a/target/linux/olpc/files-2.6.23/include/asm-i386/prom.h +++ /dev/null @@ -1,108 +0,0 @@ -#ifndef _I386_PROM_H -#define _I386_PROM_H -#ifdef __KERNEL__ - - -/* - * Definitions for talking to the Open Firmware PROM on - * Power Macintosh computers. - * - * Copyright (C) 1996-2005 Paul Mackerras. - * - * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp. - * Updates for SPARC64 by David S. Miller - * Updates for i386/OLPC by Andres Salomon - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/types.h> -#include <linux/proc_fs.h> -#include <asm/atomic.h> - -typedef u32 phandle; -typedef u32 ihandle; - -struct property { - char *name; - int length; - void *value; - struct property *next; -}; - -struct device_node { - const char *name; - const char *type; - phandle node; -// phandle linux_phandle; - char *path_component_name; - char *full_name; - - struct property *properties; - struct property *deadprops; /* removed properties */ - struct device_node *parent; - struct device_node *child; - struct device_node *sibling; - struct device_node *next; /* next device of same type */ - struct device_node *allnext; /* next in list of all nodes */ - struct proc_dir_entry *pde; /* this node's proc directory */ - struct kref kref; - unsigned long _flags; - void *data; -}; - -/* flag descriptions */ -#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ - -#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) -#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) - -#define OF_BAD_ADDR ((u64)-1) - -static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_entry *de) -{ - dn->pde = de; -} - -extern struct device_node *of_find_node_by_name(struct device_node *from, - const char *name); -#define for_each_node_by_name(dn, name) \ - for (dn = of_find_node_by_name(NULL, name); dn; \ - dn = of_find_node_by_name(dn, name)) -extern struct device_node *of_find_node_by_type(struct device_node *from, - const char *type); -#define for_each_node_by_type(dn, type) \ - for (dn = of_find_node_by_type(NULL, type); dn; \ - dn = of_find_node_by_type(dn, type)) -extern struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compat); -extern struct device_node *of_find_node_by_path(const char *path); -extern struct device_node *of_find_node_by_phandle(phandle handle); -extern struct device_node *of_get_parent(const struct device_node *node); -extern struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev); -extern struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp); -//extern struct device_node *of_node_get(struct device_node *node); -//extern void of_node_put(struct device_node *node); -extern int of_device_is_compatible(const struct device_node *device, - const char *); -extern const void *of_get_property(const struct device_node *node, - const char *name, - int *lenp); -#define get_property(node,name,lenp) of_get_property(node,name,lenp) -extern int of_set_property(struct device_node *node, const char *name, void *val, int len); -extern int of_getintprop_default(struct device_node *np, - const char *name, - int def); -extern int of_n_addr_cells(struct device_node *np); -extern int of_n_size_cells(struct device_node *np); - -extern void prom_build_devicetree(void); - -#endif /* __KERNEL__ */ -#endif diff --git a/target/linux/olpc/files-2.6.23/include/linux/battery.h b/target/linux/olpc/files-2.6.23/include/linux/battery.h deleted file mode 100644 index 2f856a0d75..0000000000 --- a/target/linux/olpc/files-2.6.23/include/linux/battery.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Driver model for batteries - * - * © 2006 David Woodhouse <dwmw2@infradead.org> - * - * Based on LED Class support, by John Lenz and Richard Purdie: - * - * © 2005 John Lenz <lenz@cs.wisc.edu> - * © 2005-2006 Richard Purdie <rpurdie@openedhand.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ -#ifndef __LINUX_BATTERY_H__ -#define __LINUX_BATTERY_H__ - -struct device; -struct class_device; - -/* - * Battery Core - */ -#define PWRDEV_TYPE_BATTERY 0 -#define PWRDEV_TYPE_AC 1 - -#define BAT_STAT_PRESENT (1<<0) -#define BAT_STAT_LOW (1<<1) -#define BAT_STAT_FULL (1<<2) -#define BAT_STAT_CHARGING (1<<3) -#define BAT_STAT_DISCHARGING (1<<4) -#define BAT_STAT_OVERTEMP (1<<5) -#define BAT_STAT_CRITICAL (1<<6) -#define BAT_STAT_FIRE (1<<7) -#define BAT_STAT_CHARGE_DONE (1<<8) - -/* Thou shalt not export any attributes in sysfs except these, and - with these units: */ -#define BAT_INFO_STATUS "status" /* Not free-form. Use - provided function */ -#define BAT_INFO_TEMP1 "temp1" /* °C/1000 */ -#define BAT_INFO_TEMP1_NAME "temp1_name" /* string */ - -#define BAT_INFO_TEMP2 "temp2" /* °C/1000 */ -#define BAT_INFO_TEMP2_NAME "temp2_name" /* string */ - -#define BAT_INFO_VOLTAGE "voltage" /* mV */ -#define BAT_INFO_VOLTAGE_DESIGN "voltage_design" /* mV */ - -#define BAT_INFO_CURRENT "current" /* mA */ -#define BAT_INFO_CURRENT_NOW "current_now" /* mA */ - -#define BAT_INFO_POWER "power" /* mW */ -#define BAT_INFO_POWER_NOW "power_now" /* mW */ - -/* The following capacity/charge properties are represented in either - mA or mW. The CAP_UNITS property MUST be provided if any of these are. */ -#define BAT_INFO_RATE "rate" /* CAP_UNITS */ -#define BAT_INFO_CAP_LEFT "capacity_left" /* CAP_UNITS*h */ -#define BAT_INFO_CAP_DESIGN "capacity_design" /* CAP_UNITS*h */ -#define BAT_INFO_CAP_LAST_FULL "capacity_last_full" /* CAP_UNITS*h */ -#define BAT_INFO_CAP_LOW "capacity_low_thresh" /* CAP_UNITS*h */ -#define BAT_INFO_CAP_WARN "capacity_warn_thresh" /* CAP_UNITS*h */ -#define BAT_INFO_CAP_UNITS "capacity_units" /* string: must be - either mA or mW */ - -#define BAT_INFO_CAP_PCT "capacity_percentage" /* integer */ - -#define BAT_INFO_TIME_EMPTY "time_to_empty" /* seconds */ -#define BAT_INFO_TIME_EMPTY_NOW "time_to_empty_now" /* seconds */ -#define BAT_INFO_TIME_FULL "time_to_full" /* seconds */ -#define BAT_INFO_TIME_FULL_NOW "time_to_full_now" /* seconds */ - -#define BAT_INFO_MANUFACTURER "manufacturer" /* string */ -#define BAT_INFO_TECHNOLOGY "technology" /* string */ -#define BAT_INFO_MODEL "model" /* string */ -#define BAT_INFO_SERIAL "serial" /* string */ -#define BAT_INFO_OEM_INFO "oem_info" /* string */ - -#define BAT_INFO_CYCLE_COUNT "cycle_count" /* integer */ -#define BAT_INFO_DATE_MFR "date_manufactured" /* YYYY[-MM[-DD]] */ -#define BAT_INFO_DATE_FIRST_USE "date_first_use" /* YYYY[-MM[-DD]] */ - -struct battery_dev { - int status_cap; - int id; - int type; - const char *name; - - struct device *dev; -}; - -int battery_device_register(struct device *parent, - struct battery_dev *battery_cdev); -void battery_device_unregister(struct battery_dev *battery_cdev); - - -ssize_t battery_attribute_show_status(char *buf, unsigned long status); -ssize_t battery_attribute_show_ac_status(char *buf, unsigned long status); -#endif /* __LINUX_BATTERY_H__ */ diff --git a/target/linux/olpc/files-2.6.23/sound/pci/cs5535audio/cs5535audio_olpc.c b/target/linux/olpc/files-2.6.23/sound/pci/cs5535audio/cs5535audio_olpc.c deleted file mode 100644 index 791be73bfb..0000000000 --- a/target/linux/olpc/files-2.6.23/sound/pci/cs5535audio/cs5535audio_olpc.c +++ /dev/null @@ -1,110 +0,0 @@ -#include <sound/driver.h> -#include <sound/core.h> -#include <sound/info.h> -#include <sound/control.h> -#include <sound/ac97_codec.h> - -#include <asm/olpc.h> -#include "cs5535audio.h" - -/* - * OLPC has an additional feature on top of the regular AD1888 codec features. - * It has an Analog Input mode that is switched into (after disabling the - * High Pass Filter) via GPIO. It is only supported on B2 and later models. - */ - -int olpc_ai_enable(struct snd_ac97 *ac97, u8 val) -{ - int err; - - /* - * update the High Pass Filter (via AC97_AD_TEST2), and then set - * Analog Input mode through a GPIO. - */ - - if (val) { - err = snd_ac97_update_bits(ac97, AC97_AD_TEST2, - 1<<AC97_AD_HPFD_SHIFT, 1<<AC97_AD_HPFD_SHIFT); - geode_gpio_set(OLPC_GPIO_MIC_AC, GPIO_OUTPUT_VAL); - } - else { - err = snd_ac97_update_bits(ac97, AC97_AD_TEST2, - 1<<AC97_AD_HPFD_SHIFT, 0); - geode_gpio_clear(OLPC_GPIO_MIC_AC, GPIO_OUTPUT_VAL); - } - if (err < 0) - snd_printk(KERN_ERR "Error updating AD_TEST2: %d\n", err); - - return err; -} -EXPORT_SYMBOL_GPL(olpc_ai_enable); - -static int snd_cs5535audio_ai_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 1; - return 0; -} - -static int snd_cs5535audio_ai_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = geode_gpio_isset(OLPC_GPIO_MIC_AC, - GPIO_OUTPUT_VAL); - return 0; -} - -static int snd_cs5535audio_ai_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct cs5535audio *cs5535au = snd_kcontrol_chip(kcontrol); - struct snd_ac97 *ac97 = cs5535au->ac97; - - olpc_ai_enable(ac97, ucontrol->value.integer.value[0]); - - return 1; -} - -static struct snd_kcontrol_new snd_cs5535audio_controls __devinitdata = -{ - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "DC Mode Enable", - .info = snd_cs5535audio_ai_info, - .get = snd_cs5535audio_ai_get, - .put = snd_cs5535audio_ai_put, - .private_value = 0 -}; - -void __devinit olpc_prequirks(struct snd_card *card, - struct snd_ac97_template *ac97) -{ - /* Bail if this isn't an OLPC platform */ - if (!machine_is_olpc()) - return; - - /* If on an OLPC B3 or higher, invert EAPD. */ - if (olpc_rev_after(OLPC_REV_B2)) - ac97->scaps |= AC97_SCAP_INV_EAPD; -} - -int __devinit olpc_quirks(struct snd_card *card, struct snd_ac97 *ac97) -{ - struct snd_ctl_elem_id elem; - - /* Bail if this isn't an OLPC platform */ - if (!machine_is_olpc()) - return 0; - - /* drop the original ad1888 HPF control */ - memset(&elem, 0, sizeof(elem)); - elem.iface = SNDRV_CTL_ELEM_IFACE_MIXER; - strcpy(elem.name, "High Pass Filter Enable"); - snd_ctl_remove_id(card, &elem); - - /* add the override for OLPC's HPF */ - return snd_ctl_add(card, snd_ctl_new1(&snd_cs5535audio_controls, - ac97->private_data)); -} diff --git a/target/linux/olpc/patches-2.6.23/100-olpc.patch b/target/linux/olpc/patches-2.6.23/100-olpc.patch deleted file mode 100644 index 4607aeda68..0000000000 --- a/target/linux/olpc/patches-2.6.23/100-olpc.patch +++ /dev/null @@ -1,5880 +0,0 @@ -Index: linux-2.6.23.17/arch/i386/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/Kconfig -+++ linux-2.6.23.17/arch/i386/Kconfig -@@ -796,6 +796,15 @@ config SECCOMP - - If unsure, say Y. Only embedded should say N here. - -+config VGA_NOPROBE -+ bool "Don't probe VGA at boot" if EMBEDDED -+ default n -+ help -+ Saying Y here will cause the kernel to not probe VGA at boot time. -+ This will break everything that depends on the probed screen -+ data. Say N here unless you are absolutely sure this is what you -+ want. -+ - source kernel/Kconfig.hz - - config KEXEC -@@ -1120,6 +1129,9 @@ config PCI_GODIRECT - config PCI_GOANY - bool "Any" - -+config PCI_GOOLPC -+ bool "OLPC" -+ - endchoice - - config PCI_BIOS -@@ -1129,7 +1141,7 @@ config PCI_BIOS - - config PCI_DIRECT - bool -- depends on PCI && ((PCI_GODIRECT || PCI_GOANY) || X86_VISWS) -+ depends on PCI && ((PCI_GODIRECT || PCI_GOANY || PCI_GOOLPC) || X86_VISWS) - default y - - config PCI_MMCONFIG -@@ -1137,6 +1149,11 @@ config PCI_MMCONFIG - depends on PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY) - default y - -+config PCI_OLPC -+ bool -+ depends on PCI && PCI_GOOLPC -+ default y -+ - source "drivers/pci/pcie/Kconfig" - - source "drivers/pci/Kconfig" -@@ -1206,10 +1223,43 @@ config SCx200HR_TIMER - processor goes idle (as is done by the scheduler). The - other workaround is idle=poll boot option. - -+config GEODE_MFGPT_TIMER -+ bool "Geode Multi-Function General Purpose Timer (mfgpt) Support" -+ depends on MGEODE_LX && GENERIC_TIME && GENERIC_CLOCKEVENTS -+ default y -+ help -+ This driver provides a clock event source based on the MFGPT -+ timer(s) in the CS5535 and CS5536 companion chip for the geode. -+ MFGPTs have a better resolution and max interval than the -+ generic PIT, and are suitable for use as high-res timers. -+ - config K8_NB - def_bool y - depends on AGP_AMD64 - -+config OLPC -+ bool "OLPC Support" -+ default n -+ help -+ Add support for detecting the unique features of the OLPC -+ Childrens Machine -+ -+config OLPC_PM -+ tristate "OLPC power management support" -+ default y -+ depends on OLPC -+ help -+ Add support for the Geode power management facilities on the -+ OLPC Childrens Machine -+ -+config OPEN_FIRMWARE -+ bool "Support for Open Firmware" -+ default y if OLPC -+ help -+ This option adds support for the implementation of Open Firmware -+ that is used on the OLPC Children's Machine. -+ If unsure, say N here. -+ - source "drivers/pcmcia/Kconfig" - - source "drivers/pci/hotplug/Kconfig" -Index: linux-2.6.23.17/arch/i386/kernel/Makefile -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/kernel/Makefile -+++ linux-2.6.23.17/arch/i386/kernel/Makefile -@@ -39,13 +39,17 @@ obj-$(CONFIG_VM86) += vm86.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o - obj-$(CONFIG_HPET_TIMER) += hpet.o - obj-$(CONFIG_K8_NB) += k8.o --obj-$(CONFIG_MGEODE_LX) += geode.o -+obj-$(CONFIG_MGEODE_LX) += geode.o mfgpt.o - - obj-$(CONFIG_VMI) += vmi.o vmiclock.o - obj-$(CONFIG_PARAVIRT) += paravirt.o - obj-y += pcspeaker.o - - obj-$(CONFIG_SCx200) += scx200.o -+obj-$(CONFIG_OLPC) += olpc.o -+obj-$(CONFIG_OLPC_PM) += olpc-pm.o olpc-wakeup.o -+obj-$(CONFIG_OPEN_FIRMWARE) += ofw.o -+obj-$(CONFIG_PROMFS_FS) += prom.o - - # vsyscall.o contains the vsyscall DSO images as __initdata. - # We must build both images before we can assemble it. -Index: linux-2.6.23.17/arch/i386/kernel/geode.c -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/kernel/geode.c -+++ linux-2.6.23.17/arch/i386/kernel/geode.c -@@ -145,10 +145,14 @@ EXPORT_SYMBOL_GPL(geode_gpio_setup_event - - static int __init geode_southbridge_init(void) - { -+ int timers; -+ - if (!is_geode()) - return -ENODEV; - - init_lbars(); -+ timers = geode_mfgpt_detect(); -+ printk(KERN_INFO "geode-mfgpt: %d timers available.\n", timers); - return 0; - } - -Index: linux-2.6.23.17/arch/i386/kernel/head.S -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/kernel/head.S -+++ linux-2.6.23.17/arch/i386/kernel/head.S -@@ -117,8 +117,34 @@ ENTRY(startup_32) - movl $(COMMAND_LINE_SIZE/4),%ecx - rep - movsl -+ -+#ifdef CONFIG_OPEN_FIRMWARE -+/* -+ * If Open Firmware booted us, save the OFW client interface callback address -+ * and preserve the OFW page mappings by priming the kernel's new page -+ * directory area with a copy of the OFW page directory. That lets OFW stay -+ * resident in high memory (high in both the virtual and physical spaces) -+ * for at least long enough to copy out the device tree. -+ */ - 1: -+ movl $(boot_params - __PAGE_OFFSET + OFW_INFO_OFFSET), %ebp -+ cmpl $0x2057464F, (%ebp) /* Magic number "OFW " */ -+ jne 1f -+ -+ mov 0x8(%ebp), %eax /* Save callback address */ -+ mov %eax, call_firmware - __PAGE_OFFSET -+ -+ /* Copy the OFW pdir into swapper_pg_dir */ -+ movl %esi, %edx /* save %esi */ -+ movl $(swapper_pg_dir - __PAGE_OFFSET), %edi -+ movl %cr3, %esi /* Source is current pg_dir base address */ -+ movl $1024, %ecx /* Number of page directory entries */ -+ rep -+ movsl -+ movl %edx, %esi /* restore %esi */ -+#endif - -+1: - /* - * Initialize page tables. This creates a PDE and a set of page - * tables, which are located immediately beyond _end. The variable -@@ -129,6 +155,7 @@ ENTRY(startup_32) - * Warning: don't use %esi or the stack in this code. However, %esp - * can be used as a GPR if you really need it... - */ -+ - page_pde_offset = (__PAGE_OFFSET >> 20); - - movl $(pg0 - __PAGE_OFFSET), %edi -Index: linux-2.6.23.17/arch/i386/kernel/setup.c -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/kernel/setup.c -+++ linux-2.6.23.17/arch/i386/kernel/setup.c -@@ -362,8 +362,10 @@ void __init zone_sizes_init(void) - { - unsigned long max_zone_pfns[MAX_NR_ZONES]; - memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); -+#ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = - virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT; -+#endif - max_zone_pfns[ZONE_NORMAL] = max_low_pfn; - #ifdef CONFIG_HIGHMEM - max_zone_pfns[ZONE_HIGHMEM] = highend_pfn; -@@ -428,6 +430,9 @@ void __init setup_bootmem_allocator(void - */ - acpi_reserve_bootmem(); - #endif -+#ifdef CONFIG_OLPC_PM -+ reserve_bootmem(0xf0000, PAGE_SIZE); -+#endif - #ifdef CONFIG_X86_FIND_SMP_CONFIG - /* - * Find and reserve possible boot-time SMP configuration: -Index: linux-2.6.23.17/arch/i386/pci/Makefile -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/pci/Makefile -+++ linux-2.6.23.17/arch/i386/pci/Makefile -@@ -3,6 +3,7 @@ obj-y := i386.o init.o - obj-$(CONFIG_PCI_BIOS) += pcbios.o - obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o direct.o mmconfig-shared.o - obj-$(CONFIG_PCI_DIRECT) += direct.o -+obj-$(CONFIG_PCI_OLPC) += olpc.o - - pci-y := fixup.o - pci-$(CONFIG_ACPI) += acpi.o -Index: linux-2.6.23.17/arch/i386/pci/init.c -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/pci/init.c -+++ linux-2.6.23.17/arch/i386/pci/init.c -@@ -14,6 +14,9 @@ static __init int pci_access_init(void) - #ifdef CONFIG_PCI_MMCONFIG - pci_mmcfg_init(type); - #endif -+#ifdef CONFIG_PCI_OLPC -+ pci_olpc_init(); -+#endif - if (raw_pci_ops) - return 0; - #ifdef CONFIG_PCI_BIOS -Index: linux-2.6.23.17/arch/i386/pci/pci.h -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/pci/pci.h -+++ linux-2.6.23.17/arch/i386/pci/pci.h -@@ -93,6 +93,7 @@ extern void pci_direct_init(int type); - extern void pci_pcbios_init(void); - extern void pci_mmcfg_init(int type); - extern void pcibios_sort(void); -+extern void pci_olpc_init(void); - - /* pci-mmconfig.c */ - -Index: linux-2.6.23.17/drivers/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/Makefile -+++ linux-2.6.23.17/drivers/Makefile -@@ -23,6 +23,8 @@ obj-y += char/ - - obj-$(CONFIG_CONNECTOR) += connector/ - -+obj-$(CONFIG_SYSPROF) += sysprof/ -+ - # i810fb and intelfb depend on char/agp/ - obj-$(CONFIG_FB_I810) += video/i810/ - obj-$(CONFIG_FB_INTEL) += video/intelfb/ -Index: linux-2.6.23.17/drivers/char/vt_ioctl.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/char/vt_ioctl.c -+++ linux-2.6.23.17/drivers/char/vt_ioctl.c -@@ -37,6 +37,9 @@ - char vt_dont_switch; - extern struct tty_driver *console_driver; - -+/* Add a notifier chain to inform drivers of a VT_TEXT/VT_GRAPHICS switch */ -+RAW_NOTIFIER_HEAD(console_notifier_list); -+ - #define VT_IS_IN_USE(i) (console_driver->ttys[i] && console_driver->ttys[i]->count) - #define VT_BUSY(i) (VT_IS_IN_USE(i) || i == fg_console || vc_cons[i].d == sel_cons) - -@@ -491,6 +494,14 @@ int vt_ioctl(struct tty_struct *tty, str - vc->vc_mode = (unsigned char) arg; - if (console != fg_console) - return 0; -+ -+ /* Notify listeners if the current fg_console has switched */ -+ -+ raw_notifier_call_chain(&console_notifier_list, -+ (arg == KD_TEXT) ? -+ CONSOLE_EVENT_SWITCH_TEXT : -+ CONSOLE_EVENT_SWITCH_GRAPHICS, 0); -+ - /* - * explicitly blank/unblank the screen if switching modes - */ -Index: linux-2.6.23.17/drivers/i2c/busses/scx200_acb.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/i2c/busses/scx200_acb.c -+++ linux-2.6.23.17/drivers/i2c/busses/scx200_acb.c -@@ -46,6 +46,10 @@ static int base[MAX_DEVICES] = { 0x820, - module_param_array(base, int, NULL, 0); - MODULE_PARM_DESC(base, "Base addresses for the ACCESS.bus controllers"); - -+static unsigned int smbclk = 0x70; -+module_param(smbclk, uint, 0); -+MODULE_PARM_DESC(smbclk, "Specify the SMB_CLK value"); -+ - #define POLL_TIMEOUT (HZ/5) - - enum scx200_acb_state { -@@ -108,6 +112,7 @@ struct scx200_acb_iface { - #define ACBADDR (iface->base + 4) - #define ACBCTL2 (iface->base + 5) - #define ACBCTL2_ENABLE 0x01 -+#define ACBCTL3 (iface->base + 6) - - /************************************************************************/ - -@@ -392,11 +397,13 @@ static __init int scx200_acb_probe(struc - { - u8 val; - -- /* Disable the ACCESS.bus device and Configure the SCL -- frequency: 16 clock cycles */ -- outb(0x70, ACBCTL2); -+ /* Disable the ACCESS.bus device and Configure the SCL */ -+ -+ outb((smbclk & 0x7F) << 1, ACBCTL2); -+ -+ outb((smbclk >> 7) & 0xFF, ACBCTL3); - -- if (inb(ACBCTL2) != 0x70) { -+ if (inb(ACBCTL2) != ((smbclk & 0x7F) << 1)) { - pr_debug(NAME ": ACBCTL2 readback failed\n"); - return -ENXIO; - } -Index: linux-2.6.23.17/drivers/input/keyboard/atkbd.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/keyboard/atkbd.c -+++ linux-2.6.23.17/drivers/input/keyboard/atkbd.c -@@ -63,12 +63,25 @@ static int atkbd_extra; - module_param_named(extra, atkbd_extra, bool, 0); - MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards"); - -+#define ATKBD_KEY_UNKNOWN 0 -+#define ATKBD_KEY_NULL 0xFF0000FF -+ -+#define ATKBD_SCR_1 0xFF0000FE -+#define ATKBD_SCR_2 0xFF0000FD -+#define ATKBD_SCR_4 0xFF0000FC -+#define ATKBD_SCR_8 0xFF0000FB -+#define ATKBD_SCR_CLICK 0xFF0000FA -+#define ATKBD_SCR_LEFT 0xFF0000F9 -+#define ATKBD_SCR_RIGHT 0xFF0000F8 -+ -+#define ATKBD_SPECIAL 0xFF0000F8 -+ - /* - * Scancode to keycode tables. These are just the default setting, and - * are loadable via an userland utility. - */ - --static unsigned char atkbd_set2_keycode[512] = { -+static unsigned int atkbd_set2_keycode[512] = { - - #ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES - -@@ -87,11 +100,17 @@ static unsigned char atkbd_set2_keycode[ - 82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99, - - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -- 217,100,255, 0, 97,165, 0, 0,156, 0, 0, 0, 0, 0, 0,125, -+ -+ 217,100,ATKBD_KEY_NULL, 0, 97,165, 0, 0, -+ 156, 0, 0, 0, 0, 0, 0,125, -+ - 173,114, 0,113, 0, 0, 0,126,128, 0, 0,140, 0, 0, 0,127, - 159, 0,115, 0,164, 0, 0,116,158, 0,172,166, 0, 0, 0,142, - 157, 0, 0, 0, 0, 0, 0, 0,155, 0, 98, 0, 0,163, 0, 0, -- 226, 0, 0, 0, 0, 0, 0, 0, 0,255, 96, 0, 0, 0,143, 0, -+ -+ 226, 0, 0, 0, 0, 0, 0, 0, -+ 0,ATKBD_KEY_NULL, 96, 0, 0, 0,143, 0, -+ - 0, 0, 0, 0, 0, 0, 0, 0, 0,107, 0,105,102, 0, 0,112, - 110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119, 0, - -@@ -150,19 +169,6 @@ static unsigned char atkbd_unxlate_table - #define ATKBD_RET_HANGEUL 0xf2 - #define ATKBD_RET_ERR 0xff - --#define ATKBD_KEY_UNKNOWN 0 --#define ATKBD_KEY_NULL 255 -- --#define ATKBD_SCR_1 254 --#define ATKBD_SCR_2 253 --#define ATKBD_SCR_4 252 --#define ATKBD_SCR_8 251 --#define ATKBD_SCR_CLICK 250 --#define ATKBD_SCR_LEFT 249 --#define ATKBD_SCR_RIGHT 248 -- --#define ATKBD_SPECIAL 248 -- - #define ATKBD_LED_EVENT_BIT 0 - #define ATKBD_REP_EVENT_BIT 1 - -@@ -174,7 +180,7 @@ static unsigned char atkbd_unxlate_table - #define ATKBD_XL_HANJA 0x20 - - static struct { -- unsigned char keycode; -+ unsigned int keycode; - unsigned char set2; - } atkbd_scroll_keys[] = { - { ATKBD_SCR_1, 0xc5 }, -@@ -200,7 +206,7 @@ struct atkbd { - char phys[32]; - - unsigned short id; -- unsigned char keycode[512]; -+ unsigned int keycode[512]; - unsigned char set; - unsigned char translated; - unsigned char extra; -@@ -351,7 +357,7 @@ static irqreturn_t atkbd_interrupt(struc - unsigned int code = data; - int scroll = 0, hscroll = 0, click = -1, add_release_event = 0; - int value; -- unsigned char keycode; -+ unsigned int keycode; - - #ifdef ATKBD_DEBUG - printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags); -@@ -856,9 +862,11 @@ static void atkbd_set_keycode_table(stru - atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode; - } - } else if (atkbd->set == 3) { -- memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode)); -+ for (i = 0; i < ARRAY_SIZE(atkbd_set3_keycode); i++) -+ atkbd->keycode[i] = atkbd_set3_keycode[i]; - } else { -- memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode)); -+ for (i = 0; i < ARRAY_SIZE(atkbd_set2_keycode); i++) -+ atkbd->keycode[i] = atkbd_set2_keycode[i]; - - if (atkbd->scroll) - for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) -@@ -925,8 +933,8 @@ static void atkbd_set_device_attrs(struc - } - - input_dev->keycode = atkbd->keycode; -- input_dev->keycodesize = sizeof(unsigned char); -- input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode); -+ input_dev->keycodesize = sizeof(unsigned int); -+ input_dev->keycodemax = ARRAY_SIZE(atkbd->keycode); - - for (i = 0; i < 512; i++) - if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL) -@@ -1017,6 +1025,10 @@ static int atkbd_connect(struct serio *s - return err; - } - -+#ifdef CONFIG_OLPC -+#include <asm/olpc.h> -+#endif -+ - /* - * atkbd_reconnect() tries to restore keyboard into a sane state and is - * most likely called on resume. -@@ -1027,6 +1039,12 @@ static int atkbd_reconnect(struct serio - struct atkbd *atkbd = serio_get_drvdata(serio); - struct serio_driver *drv = serio->drv; - -+#ifdef CONFIG_OLPC -+ if (olpc_rev_after(OLPC_REV_B2)) -+ if (serio->dev.power.power_state.event != PM_EVENT_ON) -+ return 0; -+#endif -+ - if (!atkbd || !drv) { - printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n"); - return -1; -Index: linux-2.6.23.17/drivers/input/mouse/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/mouse/Kconfig -+++ linux-2.6.23.17/drivers/input/mouse/Kconfig -@@ -96,6 +96,16 @@ config MOUSE_PS2_TOUCHKIT - - If unsure, say N. - -+config MOUSE_PS2_OLPC -+ bool "OLPC PS/2 mouse protocol extension" if EMBEDDED -+ default n -+ depends on MOUSE_PS2 && OLPC -+ ---help--- -+ Say Y here if you have an OLPC PS/2 touchpad connected to -+ your system. -+ -+ If unsure, say N. -+ - config MOUSE_SERIAL - tristate "Serial mouse" - select SERIO -Index: linux-2.6.23.17/drivers/input/mouse/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/mouse/Makefile -+++ linux-2.6.23.17/drivers/input/mouse/Makefile -@@ -24,3 +24,4 @@ psmouse-$(CONFIG_MOUSE_PS2_LOGIPS2PP) += - psmouse-$(CONFIG_MOUSE_PS2_LIFEBOOK) += lifebook.o - psmouse-$(CONFIG_MOUSE_PS2_TRACKPOINT) += trackpoint.o - psmouse-$(CONFIG_MOUSE_PS2_TOUCHKIT) += touchkit_ps2.o -+psmouse-$(CONFIG_MOUSE_PS2_OLPC) += olpc.o -Index: linux-2.6.23.17/drivers/input/mouse/psmouse-base.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/mouse/psmouse-base.c -+++ linux-2.6.23.17/drivers/input/mouse/psmouse-base.c -@@ -26,6 +26,7 @@ - #include "synaptics.h" - #include "logips2pp.h" - #include "alps.h" -+#include "olpc.h" - #include "lifebook.h" - #include "trackpoint.h" - #include "touchkit_ps2.h" -@@ -103,7 +104,7 @@ static struct attribute_group psmouse_at - */ - static DEFINE_MUTEX(psmouse_mutex); - --static struct workqueue_struct *kpsmoused_wq; -+struct workqueue_struct *kpsmoused_wq; - - struct psmouse_protocol { - enum psmouse_type type; -@@ -320,7 +321,7 @@ static irqreturn_t psmouse_interrupt(str - goto out; - } - -- if (psmouse->packet[1] == PSMOUSE_RET_ID) { -+ if (psmouse->packet[1] == PSMOUSE_RET_ID || psmouse->packet[1] == PSMOUSE_RET_BAT) { - __psmouse_set_state(psmouse, PSMOUSE_IGNORE); - serio_reconnect(serio); - goto out; -@@ -631,8 +632,21 @@ static int psmouse_extensions(struct psm - } - } - -+/* -+ * Try OLPC touchpad. -+ */ - if (max_proto > PSMOUSE_IMEX) { -+ if (olpc_detect(psmouse, set_properties) == 0) { -+ if (!set_properties || olpc_init(psmouse) == 0) -+ return PSMOUSE_OLPC; -+/* -+ * Init failed, try basic relative protocols -+ */ -+ max_proto = PSMOUSE_IMEX; -+ } -+ } - -+ if (max_proto > PSMOUSE_IMEX) { - if (genius_detect(psmouse, set_properties) == 0) - return PSMOUSE_GENPS; - -@@ -762,6 +776,14 @@ static const struct psmouse_protocol psm - .detect = touchkit_ps2_detect, - }, - #endif -+#ifdef CONFIG_MOUSE_PS2_OLPC -+ { -+ .type = PSMOUSE_OLPC, -+ .name = "OLPC", -+ .alias = "olpc", -+ .detect = olpc_detect, -+ }, -+#endif - { - .type = PSMOUSE_CORTRON, - .name = "CortronPS/2", -Index: linux-2.6.23.17/drivers/input/mouse/psmouse.h -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/mouse/psmouse.h -+++ linux-2.6.23.17/drivers/input/mouse/psmouse.h -@@ -89,6 +89,7 @@ enum psmouse_type { - PSMOUSE_TRACKPOINT, - PSMOUSE_TOUCHKIT_PS2, - PSMOUSE_CORTRON, -+ PSMOUSE_OLPC, - PSMOUSE_AUTO /* This one should always be last */ - }; - -@@ -96,6 +97,7 @@ int psmouse_sliced_command(struct psmous - int psmouse_reset(struct psmouse *psmouse); - void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution); - -+extern struct workqueue_struct *kpsmoused_wq; - - struct psmouse_attribute { - struct device_attribute dattr; -Index: linux-2.6.23.17/drivers/input/serio/i8042.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/serio/i8042.c -+++ linux-2.6.23.17/drivers/input/serio/i8042.c -@@ -868,6 +868,11 @@ static long i8042_panic_blink(long count - #undef DELAY - - #ifdef CONFIG_PM -+ -+#ifdef CONFIG_OLPC -+#include <asm/olpc.h> -+#endif -+ - /* - * Here we try to restore the original BIOS settings. We only want to - * do that once, when we really suspend, not when we taking memory -@@ -878,8 +883,15 @@ static long i8042_panic_blink(long count - static int i8042_suspend(struct platform_device *dev, pm_message_t state) - { - if (dev->dev.power.power_state.event != state.event) { -+#ifdef CONFIG_OLPC -+ /* Anything newer than B2 remains powered; no reset needed */ -+ if (olpc_rev_before(OLPC_REV_PRE_B3)) { -+#endif - if (state.event == PM_EVENT_SUSPEND) - i8042_controller_reset(); -+#ifdef CONFIG_OLPC -+ } -+#endif - - dev->dev.power.power_state = state; - } -@@ -902,9 +914,15 @@ static int i8042_resume(struct platform_ - if (dev->dev.power.power_state.event == PM_EVENT_ON) - return 0; - -+#ifdef CONFIG_OLPC -+ if (olpc_rev_before(OLPC_REV_PRE_B3)) { -+#endif - error = i8042_controller_check(); - if (error) - return error; -+#ifdef CONFIG_OLPC -+ } -+#endif - - error = i8042_controller_selftest(); - if (error) -Index: linux-2.6.23.17/drivers/input/serio/serio.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/input/serio/serio.c -+++ linux-2.6.23.17/drivers/input/serio/serio.c -@@ -916,11 +916,22 @@ static int serio_uevent(struct device *d - #endif /* CONFIG_HOTPLUG */ - - #ifdef CONFIG_PM -+ -+#ifdef CONFIG_OLPC -+#include <asm/olpc.h> -+#endif -+ - static int serio_suspend(struct device *dev, pm_message_t state) - { - if (dev->power.power_state.event != state.event) { -+#ifdef CONFIG_OLPC -+ if (olpc_rev_before(OLPC_REV_PRE_B3)) { -+#endif - if (state.event == PM_EVENT_SUSPEND) - serio_cleanup(to_serio_port(dev)); -+#ifdef CONFIG_OLPC -+ } -+#endif - - dev->power.power_state = state; - } -Index: linux-2.6.23.17/drivers/media/video/cafe_ccic.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/media/video/cafe_ccic.c -+++ linux-2.6.23.17/drivers/media/video/cafe_ccic.c -@@ -63,13 +63,13 @@ MODULE_SUPPORTED_DEVICE("Video"); - */ - - #define MAX_DMA_BUFS 3 --static int alloc_bufs_at_load = 0; --module_param(alloc_bufs_at_load, bool, 0444); --MODULE_PARM_DESC(alloc_bufs_at_load, -- "Non-zero value causes DMA buffers to be allocated at module " -- "load time. This increases the chances of successfully getting " -- "those buffers, but at the cost of nailing down the memory from " -- "the outset."); -+static int alloc_bufs_at_read = 0; -+module_param(alloc_bufs_at_read, bool, 0444); -+MODULE_PARM_DESC(alloc_bufs_at_read, -+ "Non-zero value causes DMA buffers to be allocated when the " -+ "video capture device is read, rather than at module load " -+ "time. This saves memory, but decreases the chances of " -+ "successfully getting those buffers."); - - static int n_dma_bufs = 3; - module_param(n_dma_bufs, uint, 0644); -@@ -370,6 +370,10 @@ static int cafe_smbus_write_data(struct - rval = value | ((command << TWSIC1_ADDR_SHIFT) & TWSIC1_ADDR); - cafe_reg_write(cam, REG_TWSIC1, rval); - spin_unlock_irqrestore(&cam->dev_lock, flags); -+ mdelay(2); /* It'll probably take about 900µs anyway, and the -+ CAFÉ is apparently quite sensitive to being poked -+ at this point. If we can work out precisely what's -+ going on and reduce this delay, it would be nice. */ - - /* - * Time to wait for the write to complete. THIS IS A RACY -@@ -1503,7 +1507,7 @@ static int cafe_v4l_release(struct inode - } - if (cam->users == 0) { - cafe_ctlr_power_down(cam); -- if (! alloc_bufs_at_load) -+ if (alloc_bufs_at_read) - cafe_free_dma_bufs(cam); - } - mutex_unlock(&cam->s_mutex); -@@ -2162,7 +2166,7 @@ static int cafe_pci_probe(struct pci_dev - /* - * If so requested, try to get our DMA buffers now. - */ -- if (alloc_bufs_at_load) { -+ if (!alloc_bufs_at_read) { - if (cafe_alloc_dma_bufs(cam, 1)) - cam_warn(cam, "Unable to alloc DMA buffers at load" - " will try again later."); -Index: linux-2.6.23.17/drivers/misc/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/misc/Kconfig -+++ linux-2.6.23.17/drivers/misc/Kconfig -@@ -202,5 +202,10 @@ config THINKPAD_ACPI_BAY - - If you are not sure, say Y here. - -+config EEPROM_93CX6 -+ tristate "EEPROM 93CX6 support" -+ ---help--- -+ This is a driver for the EEPROM chipsets 93c46 and 93c66. -+ The driver supports both read as well as write commands. - - endif # MISC_DEVICES -Index: linux-2.6.23.17/drivers/mmc/host/sdhci.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mmc/host/sdhci.c -+++ linux-2.6.23.17/drivers/mmc/host/sdhci.c -@@ -411,6 +411,12 @@ static void sdhci_prepare_data(struct sd - break; - } - -+ /* -+ * There's an off-by-one error in the hw that we need to -+ * compensate for. -+ */ -+ count++; -+ - if (count >= 0xF) { - printk(KERN_WARNING "%s: Too large timeout requested!\n", - mmc_hostname(host->mmc)); -@@ -676,19 +682,17 @@ static void sdhci_set_power(struct sdhci - if (!(host->chip->quirks & SDHCI_QUIRK_SINGLE_POWER_WRITE)) - writeb(0, host->ioaddr + SDHCI_POWER_CONTROL); - -- pwr = SDHCI_POWER_ON; -- - switch (1 << power) { - case MMC_VDD_165_195: -- pwr |= SDHCI_POWER_180; -+ pwr = SDHCI_POWER_180; - break; - case MMC_VDD_29_30: - case MMC_VDD_30_31: -- pwr |= SDHCI_POWER_300; -+ pwr = SDHCI_POWER_300; - break; - case MMC_VDD_32_33: - case MMC_VDD_33_34: -- pwr |= SDHCI_POWER_330; -+ pwr = SDHCI_POWER_330; - break; - default: - BUG(); -@@ -696,6 +700,10 @@ static void sdhci_set_power(struct sdhci - - writeb(pwr, host->ioaddr + SDHCI_POWER_CONTROL); - -+ pwr |= SDHCI_POWER_ON; -+ -+ writeb(pwr, host->ioaddr + SDHCI_POWER_CONTROL); -+ - out: - host->power = power; - } -Index: linux-2.6.23.17/drivers/mtd/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/Kconfig -+++ linux-2.6.23.17/drivers/mtd/Kconfig -@@ -288,6 +288,14 @@ config SSFDC - This enables read only access to SmartMedia formatted NAND - flash. You can mount it with FAT file system. - -+config MTD_OOPS -+ tristate "Log panic/oops to an MTD buffer" -+ depends on MTD -+ help -+ This enables panic and oops messages to be logged to a circular -+ buffer in a flash partition where it can be read back at some -+ later point. -+ - source "drivers/mtd/chips/Kconfig" - - source "drivers/mtd/maps/Kconfig" -Index: linux-2.6.23.17/drivers/mtd/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/Makefile -+++ linux-2.6.23.17/drivers/mtd/Makefile -@@ -22,6 +22,7 @@ obj-$(CONFIG_NFTL) += nftl.o - obj-$(CONFIG_INFTL) += inftl.o - obj-$(CONFIG_RFD_FTL) += rfd_ftl.o - obj-$(CONFIG_SSFDC) += ssfdc.o -+obj-$(CONFIG_MTD_OOPS) += mtdoops.o - - nftl-objs := nftlcore.o nftlmount.o - inftl-objs := inftlcore.o inftlmount.o -Index: linux-2.6.23.17/drivers/mtd/chips/cfi_cmdset_0001.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/chips/cfi_cmdset_0001.c -+++ linux-2.6.23.17/drivers/mtd/chips/cfi_cmdset_0001.c -@@ -526,7 +526,7 @@ static int cfi_intelext_partition_fixup( - struct cfi_pri_intelext *extp = cfi->cmdset_priv; - - /* -- * Probing of multi-partition flash ships. -+ * Probing of multi-partition flash chips. - * - * To support multiple partitions when available, we simply arrange - * for each of them to have their own flchip structure even if they -@@ -1781,7 +1781,7 @@ static int __xipram do_erase_oneblock(st - return ret; - } - --int cfi_intelext_erase_varsize(struct mtd_info *mtd, struct erase_info *instr) -+static int cfi_intelext_erase_varsize(struct mtd_info *mtd, struct erase_info *instr) - { - unsigned long ofs, len; - int ret; -@@ -1931,7 +1931,7 @@ static int cfi_intelext_lock(struct mtd_ - printk(KERN_DEBUG "%s: lock status before, ofs=0x%08llx, len=0x%08X\n", - __FUNCTION__, ofs, len); - cfi_varsize_frob(mtd, do_printlockstatus_oneblock, -- ofs, len, 0); -+ ofs, len, NULL); - #endif - - ret = cfi_varsize_frob(mtd, do_xxlock_oneblock, -@@ -1941,7 +1941,7 @@ static int cfi_intelext_lock(struct mtd_ - printk(KERN_DEBUG "%s: lock status after, ret=%d\n", - __FUNCTION__, ret); - cfi_varsize_frob(mtd, do_printlockstatus_oneblock, -- ofs, len, 0); -+ ofs, len, NULL); - #endif - - return ret; -@@ -1955,7 +1955,7 @@ static int cfi_intelext_unlock(struct mt - printk(KERN_DEBUG "%s: lock status before, ofs=0x%08llx, len=0x%08X\n", - __FUNCTION__, ofs, len); - cfi_varsize_frob(mtd, do_printlockstatus_oneblock, -- ofs, len, 0); -+ ofs, len, NULL); - #endif - - ret = cfi_varsize_frob(mtd, do_xxlock_oneblock, -@@ -1965,7 +1965,7 @@ static int cfi_intelext_unlock(struct mt - printk(KERN_DEBUG "%s: lock status after, ret=%d\n", - __FUNCTION__, ret); - cfi_varsize_frob(mtd, do_printlockstatus_oneblock, -- ofs, len, 0); -+ ofs, len, NULL); - #endif - - return ret; -@@ -2256,7 +2256,7 @@ static void cfi_intelext_save_locks(stru - adr = region->offset + block * len; - - status = cfi_varsize_frob(mtd, -- do_getlockstatus_oneblock, adr, len, 0); -+ do_getlockstatus_oneblock, adr, len, NULL); - if (status) - set_bit(block, region->lockmap); - else -Index: linux-2.6.23.17/drivers/mtd/chips/cfi_cmdset_0002.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/chips/cfi_cmdset_0002.c -+++ linux-2.6.23.17/drivers/mtd/chips/cfi_cmdset_0002.c -@@ -1617,7 +1617,7 @@ static int __xipram do_erase_oneblock(st - } - - --int cfi_amdstd_erase_varsize(struct mtd_info *mtd, struct erase_info *instr) -+static int cfi_amdstd_erase_varsize(struct mtd_info *mtd, struct erase_info *instr) - { - unsigned long ofs, len; - int ret; -Index: linux-2.6.23.17/drivers/mtd/chips/jedec_probe.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/chips/jedec_probe.c -+++ linux-2.6.23.17/drivers/mtd/chips/jedec_probe.c -@@ -70,6 +70,7 @@ - - /* Fujitsu */ - #define MBM29F040C 0x00A4 -+#define MBM29F800BA 0x2258 - #define MBM29LV650UE 0x22D7 - #define MBM29LV320TE 0x22F6 - #define MBM29LV320BE 0x22F9 -@@ -129,6 +130,7 @@ - #define LH28F640BF 0x00b0 - - /* ST - www.st.com */ -+#define M29F800AB 0x0058 - #define M29W800DT 0x00D7 - #define M29W800DB 0x005B - #define M29W160DT 0x22C4 -@@ -646,6 +648,23 @@ static const struct amd_flash_info jedec - } - }, { - .mfr_id = MANUFACTURER_FUJITSU, -+ .dev_id = MBM29F800BA, -+ .name = "Fujitsu MBM29F800BA", -+ .uaddr = { -+ [0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */ -+ [1] = MTD_UADDR_0x0555_0x02AA, /* x16 */ -+ }, -+ .DevSize = SIZE_1MiB, -+ .CmdSet = P_ID_AMD_STD, -+ .NumEraseRegions= 4, -+ .regions = { -+ ERASEINFO(0x04000,1), -+ ERASEINFO(0x02000,2), -+ ERASEINFO(0x08000,1), -+ ERASEINFO(0x10000,15), -+ } -+ }, { -+ .mfr_id = MANUFACTURER_FUJITSU, - .dev_id = MBM29LV650UE, - .name = "Fujitsu MBM29LV650UE", - .uaddr = { -@@ -1510,6 +1529,23 @@ static const struct amd_flash_info jedec - ERASEINFO(0x1000,256) - } - -+ }, { -+ .mfr_id = MANUFACTURER_ST, -+ .dev_id = M29F800AB, -+ .name = "ST M29F800AB", -+ .uaddr = { -+ [0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */ -+ [1] = MTD_UADDR_0x0555_0x02AA, /* x16 */ -+ }, -+ .DevSize = SIZE_1MiB, -+ .CmdSet = P_ID_AMD_STD, -+ .NumEraseRegions= 4, -+ .regions = { -+ ERASEINFO(0x04000,1), -+ ERASEINFO(0x02000,2), -+ ERASEINFO(0x08000,1), -+ ERASEINFO(0x10000,15), -+ } - }, { - .mfr_id = MANUFACTURER_ST, /* FIXME - CFI device? */ - .dev_id = M29W800DT, -Index: linux-2.6.23.17/drivers/mtd/devices/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/devices/Kconfig -+++ linux-2.6.23.17/drivers/mtd/devices/Kconfig -@@ -69,12 +69,21 @@ config MTD_DATAFLASH26 - If you have such a board and such a DataFlash, say 'Y'. - - config MTD_M25P80 -- tristate "Support for M25 SPI Flash" -+ tristate "Support most SPI Flash chips (AT26DF, M25P, W25X, ...)" - depends on SPI_MASTER && EXPERIMENTAL - help -- This enables access to ST M25P80 and similar SPI flash chips, -- used for program and data storage. Set up your spi devices -- with the right board-specific platform data. -+ This enables access to most modern SPI flash chips, used for -+ program and data storage. Series supported include Atmel AT26DF, -+ Spansion S25SL, SST 25VF, ST M25P, and Winbond W25X. Other chips -+ are supported as well. See the driver source for the current list, -+ or to add other chips. -+ -+ Note that the original DataFlash chips (AT45 series, not AT26DF), -+ need an entirely different driver. -+ -+ Set up your spi devices with the right board-specific platform data, -+ if you want to specify device partitioning or to use a device which -+ doesn't support the JEDEC ID instruction. - - config MTD_SLRAM - tristate "Uncached system RAM" -Index: linux-2.6.23.17/drivers/mtd/devices/m25p80.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/devices/m25p80.c -+++ linux-2.6.23.17/drivers/mtd/devices/m25p80.c -@@ -1,5 +1,5 @@ - /* -- * MTD SPI driver for ST M25Pxx flash chips -+ * MTD SPI driver for ST M25Pxx (and similar) serial flash chips - * - * Author: Mike Lavender, mike@steroidmicros.com - * -@@ -19,33 +19,32 @@ - #include <linux/module.h> - #include <linux/device.h> - #include <linux/interrupt.h> --#include <linux/interrupt.h> -+#include <linux/mutex.h> -+ - #include <linux/mtd/mtd.h> - #include <linux/mtd/partitions.h> -+ - #include <linux/spi/spi.h> - #include <linux/spi/flash.h> - --#include <asm/semaphore.h> -- -- --/* NOTE: AT 25F and SST 25LF series are very similar, -- * but commands for sector erase and chip id differ... -- */ - - #define FLASH_PAGESIZE 256 - - /* Flash opcodes. */ --#define OPCODE_WREN 6 /* Write enable */ --#define OPCODE_RDSR 5 /* Read status register */ --#define OPCODE_READ 3 /* Read data bytes */ --#define OPCODE_PP 2 /* Page program */ --#define OPCODE_SE 0xd8 /* Sector erase */ --#define OPCODE_RES 0xab /* Read Electronic Signature */ -+#define OPCODE_WREN 0x06 /* Write enable */ -+#define OPCODE_RDSR 0x05 /* Read status register */ -+#define OPCODE_READ 0x03 /* Read data bytes (low frequency) */ -+#define OPCODE_FAST_READ 0x0b /* Read data bytes (high frequency) */ -+#define OPCODE_PP 0x02 /* Page program (up to 256 bytes) */ -+#define OPCODE_BE_4K 0x20 /* Erase 4KiB block */ -+#define OPCODE_BE_32K 0x52 /* Erase 32KiB block */ -+#define OPCODE_SE 0xd8 /* Sector erase (usually 64KiB) */ - #define OPCODE_RDID 0x9f /* Read JEDEC ID */ - - /* Status Register bits. */ - #define SR_WIP 1 /* Write in progress */ - #define SR_WEL 2 /* Write enable latch */ -+/* meaning of other SR_* bits may differ between vendors */ - #define SR_BP0 4 /* Block protect 0 */ - #define SR_BP1 8 /* Block protect 1 */ - #define SR_BP2 0x10 /* Block protect 2 */ -@@ -65,9 +64,10 @@ - - struct m25p { - struct spi_device *spi; -- struct semaphore lock; -+ struct mutex lock; - struct mtd_info mtd; -- unsigned partitioned; -+ unsigned partitioned:1; -+ u8 erase_opcode; - u8 command[4]; - }; - -@@ -150,8 +150,9 @@ static int wait_till_ready(struct m25p * - */ - static int erase_sector(struct m25p *flash, u32 offset) - { -- DEBUG(MTD_DEBUG_LEVEL3, "%s: %s at 0x%08x\n", flash->spi->dev.bus_id, -- __FUNCTION__, offset); -+ DEBUG(MTD_DEBUG_LEVEL3, "%s: %s %dKiB at 0x%08x\n", -+ flash->spi->dev.bus_id, __FUNCTION__, -+ flash->mtd.erasesize / 1024, offset); - - /* Wait until finished previous write command. */ - if (wait_till_ready(flash)) -@@ -161,7 +162,7 @@ static int erase_sector(struct m25p *fla - write_enable(flash); - - /* Set up command buffer. */ -- flash->command[0] = OPCODE_SE; -+ flash->command[0] = flash->erase_opcode; - flash->command[1] = offset >> 16; - flash->command[2] = offset >> 8; - flash->command[3] = offset; -@@ -201,13 +202,17 @@ static int m25p80_erase(struct mtd_info - addr = instr->addr; - len = instr->len; - -- down(&flash->lock); -+ mutex_lock(&flash->lock); -+ -+ /* REVISIT in some cases we could speed up erasing large regions -+ * by using OPCODE_SE instead of OPCODE_BE_4K -+ */ - - /* now erase those sectors */ - while (len) { - if (erase_sector(flash, addr)) { - instr->state = MTD_ERASE_FAILED; -- up(&flash->lock); -+ mutex_unlock(&flash->lock); - return -EIO; - } - -@@ -215,7 +220,7 @@ static int m25p80_erase(struct mtd_info - len -= mtd->erasesize; - } - -- up(&flash->lock); -+ mutex_unlock(&flash->lock); - - instr->state = MTD_ERASE_DONE; - mtd_erase_callback(instr); -@@ -260,16 +265,19 @@ static int m25p80_read(struct mtd_info * - if (retlen) - *retlen = 0; - -- down(&flash->lock); -+ mutex_lock(&flash->lock); - - /* Wait till previous write/erase is done. */ - if (wait_till_ready(flash)) { - /* REVISIT status return?? */ -- up(&flash->lock); -+ mutex_unlock(&flash->lock); - return 1; - } - -- /* NOTE: OPCODE_FAST_READ (if available) is faster... */ -+ /* FIXME switch to OPCODE_FAST_READ. It's required for higher -+ * clocks; and at this writing, every chip this driver handles -+ * supports that opcode. -+ */ - - /* Set up the write data buffer. */ - flash->command[0] = OPCODE_READ; -@@ -281,7 +289,7 @@ static int m25p80_read(struct mtd_info * - - *retlen = m.actual_length - sizeof(flash->command); - -- up(&flash->lock); -+ mutex_unlock(&flash->lock); - - return 0; - } -@@ -323,7 +331,7 @@ static int m25p80_write(struct mtd_info - t[1].tx_buf = buf; - spi_message_add_tail(&t[1], &m); - -- down(&flash->lock); -+ mutex_lock(&flash->lock); - - /* Wait until finished previous write command. */ - if (wait_till_ready(flash)) -@@ -381,10 +389,10 @@ static int m25p80_write(struct mtd_info - if (retlen) - *retlen += m.actual_length - - sizeof(flash->command); -- } -- } -+ } -+ } - -- up(&flash->lock); -+ mutex_unlock(&flash->lock); - - return 0; - } -@@ -398,24 +406,118 @@ static int m25p80_write(struct mtd_info - - struct flash_info { - char *name; -- u8 id; -- u16 jedec_id; -+ -+ /* JEDEC id zero means "no ID" (most older chips); otherwise it has -+ * a high byte of zero plus three data bytes: the manufacturer id, -+ * then a two byte device id. -+ */ -+ u32 jedec_id; -+ -+ /* The size listed here is what works with OPCODE_SE, which isn't -+ * necessarily called a "sector" by the vendor. -+ */ - unsigned sector_size; -- unsigned n_sectors; -+ u16 n_sectors; -+ -+ u16 flags; -+#define SECT_4K 0x01 /* OPCODE_BE_4K works uniformly */ - }; - -+ -+/* NOTE: double check command sets and memory organization when you add -+ * more flash chips. This current list focusses on newer chips, which -+ * have been converging on command sets which including JEDEC ID. -+ */ - static struct flash_info __devinitdata m25p_data [] = { -- /* REVISIT: fill in JEDEC ids, for parts that have them */ -- { "m25p05", 0x05, 0x2010, 32 * 1024, 2 }, -- { "m25p10", 0x10, 0x2011, 32 * 1024, 4 }, -- { "m25p20", 0x11, 0x2012, 64 * 1024, 4 }, -- { "m25p40", 0x12, 0x2013, 64 * 1024, 8 }, -- { "m25p80", 0x13, 0x0000, 64 * 1024, 16 }, -- { "m25p16", 0x14, 0x2015, 64 * 1024, 32 }, -- { "m25p32", 0x15, 0x2016, 64 * 1024, 64 }, -- { "m25p64", 0x16, 0x2017, 64 * 1024, 128 }, -+ -+ /* Atmel -- some are (confusingly) marketed as "DataFlash" */ -+ { "at25fs010", 0x1f6601, 32 * 1024, 4, SECT_4K, }, -+ { "at25fs040", 0x1f6604, 64 * 1024, 8, SECT_4K, }, -+ -+ { "at25df041a", 0x1f4401, 64 * 1024, 8, SECT_4K, }, -+ -+ { "at26f004", 0x1f0400, 64 * 1024, 8, SECT_4K, }, -+ { "at26df081a", 0x1f4501, 64 * 1024, 16, SECT_4K, }, -+ { "at26df161a", 0x1f4601, 64 * 1024, 32, SECT_4K, }, -+ { "at26df321", 0x1f4701, 64 * 1024, 64, SECT_4K, }, -+ -+ /* Spansion -- single (large) sector size only, at least -+ * for the chips listed here (without boot sectors). -+ */ -+ { "s25sl004a", 0x010212, 64 * 1024, 8, }, -+ { "s25sl008a", 0x010213, 64 * 1024, 16, }, -+ { "s25sl016a", 0x010214, 64 * 1024, 32, }, -+ { "s25sl032a", 0x010215, 64 * 1024, 64, }, -+ { "s25sl064a", 0x010216, 64 * 1024, 128, }, -+ -+ /* SST -- large erase sizes are "overlays", "sectors" are 4K */ -+ { "sst25vf040b", 0xbf258d, 64 * 1024, 8, SECT_4K, }, -+ { "sst25vf080b", 0xbf258e, 64 * 1024, 16, SECT_4K, }, -+ { "sst25vf016b", 0xbf2541, 64 * 1024, 32, SECT_4K, }, -+ { "sst25vf032b", 0xbf254a, 64 * 1024, 64, SECT_4K, }, -+ -+ /* ST Microelectronics -- newer production may have feature updates */ -+ { "m25p05", 0x202010, 32 * 1024, 2, }, -+ { "m25p10", 0x202011, 32 * 1024, 4, }, -+ { "m25p20", 0x202012, 64 * 1024, 4, }, -+ { "m25p40", 0x202013, 64 * 1024, 8, }, -+ { "m25p80", 0, 64 * 1024, 16, }, -+ { "m25p16", 0x202015, 64 * 1024, 32, }, -+ { "m25p32", 0x202016, 64 * 1024, 64, }, -+ { "m25p64", 0x202017, 64 * 1024, 128, }, -+ { "m25p128", 0x202018, 256 * 1024, 64, }, -+ -+ { "m45pe80", 0x204014, 64 * 1024, 16, }, -+ { "m45pe16", 0x204015, 64 * 1024, 32, }, -+ -+ { "m25pe80", 0x208014, 64 * 1024, 16, }, -+ { "m25pe16", 0x208015, 64 * 1024, 32, SECT_4K, }, -+ -+ /* Winbond -- w25x "blocks" are 64K, "sectors" are 4KiB */ -+ { "w25x10", 0xef3011, 64 * 1024, 2, SECT_4K, }, -+ { "w25x20", 0xef3012, 64 * 1024, 4, SECT_4K, }, -+ { "w25x40", 0xef3013, 64 * 1024, 8, SECT_4K, }, -+ { "w25x80", 0xef3014, 64 * 1024, 16, SECT_4K, }, -+ { "w25x16", 0xef3015, 64 * 1024, 32, SECT_4K, }, -+ { "w25x32", 0xef3016, 64 * 1024, 64, SECT_4K, }, -+ { "w25x64", 0xef3017, 64 * 1024, 128, SECT_4K, }, - }; - -+static struct flash_info *__devinit jedec_probe(struct spi_device *spi) -+{ -+ int tmp; -+ u8 code = OPCODE_RDID; -+ u8 id[3]; -+ u32 jedec; -+ struct flash_info *info; -+ -+ /* JEDEC also defines an optional "extended device information" -+ * string for after vendor-specific data, after the three bytes -+ * we use here. Supporting some chips might require using it. -+ */ -+ tmp = spi_write_then_read(spi, &code, 1, id, 3); -+ if (tmp < 0) { -+ DEBUG(MTD_DEBUG_LEVEL0, "%s: error %d reading JEDEC ID\n", -+ spi->dev.bus_id, tmp); -+ return NULL; -+ } -+ jedec = id[0]; -+ jedec = jedec << 8; -+ jedec |= id[1]; -+ jedec = jedec << 8; -+ jedec |= id[2]; -+ -+ for (tmp = 0, info = m25p_data; -+ tmp < ARRAY_SIZE(m25p_data); -+ tmp++, info++) { -+ if (info->jedec_id == jedec) -+ return info; -+ } -+ dev_err(&spi->dev, "unrecognized JEDEC id %06x\n", jedec); -+ return NULL; -+} -+ -+ - /* - * board specific setup should have ensured the SPI clock used here - * matches what the READ command supports, at least until this driver -@@ -429,37 +531,51 @@ static int __devinit m25p_probe(struct s - unsigned i; - - /* Platform data helps sort out which chip type we have, as -- * well as how this board partitions it. -+ * well as how this board partitions it. If we don't have -+ * a chip ID, try the JEDEC id commands; they'll work for most -+ * newer chips, even if we don't recognize the particular chip. - */ - data = spi->dev.platform_data; -- if (!data || !data->type) { -- /* FIXME some chips can identify themselves with RES -- * or JEDEC get-id commands. Try them ... -- */ -- DEBUG(MTD_DEBUG_LEVEL1, "%s: no chip id\n", -- spi->dev.bus_id); -- return -ENODEV; -- } -+ if (data && data->type) { -+ for (i = 0, info = m25p_data; -+ i < ARRAY_SIZE(m25p_data); -+ i++, info++) { -+ if (strcmp(data->type, info->name) == 0) -+ break; -+ } - -- for (i = 0, info = m25p_data; i < ARRAY_SIZE(m25p_data); i++, info++) { -- if (strcmp(data->type, info->name) == 0) -- break; -- } -- if (i == ARRAY_SIZE(m25p_data)) { -- DEBUG(MTD_DEBUG_LEVEL1, "%s: unrecognized id %s\n", -- spi->dev.bus_id, data->type); -+ /* unrecognized chip? */ -+ if (i == ARRAY_SIZE(m25p_data)) { -+ DEBUG(MTD_DEBUG_LEVEL0, "%s: unrecognized id %s\n", -+ spi->dev.bus_id, data->type); -+ info = NULL; -+ -+ /* recognized; is that chip really what's there? */ -+ } else if (info->jedec_id) { -+ struct flash_info *chip = jedec_probe(spi); -+ -+ if (!chip || chip != info) { -+ dev_warn(&spi->dev, "found %s, expected %s\n", -+ chip ? chip->name : "UNKNOWN", -+ info->name); -+ info = NULL; -+ } -+ } -+ } else -+ info = jedec_probe(spi); -+ -+ if (!info) - return -ENODEV; -- } - - flash = kzalloc(sizeof *flash, GFP_KERNEL); - if (!flash) - return -ENOMEM; - - flash->spi = spi; -- init_MUTEX(&flash->lock); -+ mutex_init(&flash->lock); - dev_set_drvdata(&spi->dev, flash); - -- if (data->name) -+ if (data && data->name) - flash->mtd.name = data->name; - else - flash->mtd.name = spi->dev.bus_id; -@@ -468,17 +584,25 @@ static int __devinit m25p_probe(struct s - flash->mtd.writesize = 1; - flash->mtd.flags = MTD_CAP_NORFLASH; - flash->mtd.size = info->sector_size * info->n_sectors; -- flash->mtd.erasesize = info->sector_size; - flash->mtd.erase = m25p80_erase; - flash->mtd.read = m25p80_read; - flash->mtd.write = m25p80_write; - -+ /* prefer "small sector" erase if possible */ -+ if (info->flags & SECT_4K) { -+ flash->erase_opcode = OPCODE_BE_4K; -+ flash->mtd.erasesize = 4096; -+ } else { -+ flash->erase_opcode = OPCODE_SE; -+ flash->mtd.erasesize = info->sector_size; -+ } -+ - dev_info(&spi->dev, "%s (%d Kbytes)\n", info->name, - flash->mtd.size / 1024); - - DEBUG(MTD_DEBUG_LEVEL2, -- "mtd .name = %s, .size = 0x%.8x (%uM) " -- ".erasesize = 0x%.8x (%uK) .numeraseregions = %d\n", -+ "mtd .name = %s, .size = 0x%.8x (%uMiB) " -+ ".erasesize = 0x%.8x (%uKiB) .numeraseregions = %d\n", - flash->mtd.name, - flash->mtd.size, flash->mtd.size / (1024*1024), - flash->mtd.erasesize, flash->mtd.erasesize / 1024, -@@ -488,7 +612,7 @@ static int __devinit m25p_probe(struct s - for (i = 0; i < flash->mtd.numeraseregions; i++) - DEBUG(MTD_DEBUG_LEVEL2, - "mtd.eraseregions[%d] = { .offset = 0x%.8x, " -- ".erasesize = 0x%.8x (%uK), " -+ ".erasesize = 0x%.8x (%uKiB), " - ".numblocks = %d }\n", - i, flash->mtd.eraseregions[i].offset, - flash->mtd.eraseregions[i].erasesize, -@@ -516,14 +640,14 @@ static int __devinit m25p_probe(struct s - } - - if (nr_parts > 0) { -- for (i = 0; i < data->nr_parts; i++) { -+ for (i = 0; i < nr_parts; i++) { - DEBUG(MTD_DEBUG_LEVEL2, "partitions[%d] = " - "{.name = %s, .offset = 0x%.8x, " -- ".size = 0x%.8x (%uK) }\n", -- i, data->parts[i].name, -- data->parts[i].offset, -- data->parts[i].size, -- data->parts[i].size / 1024); -+ ".size = 0x%.8x (%uKiB) }\n", -+ i, parts[i].name, -+ parts[i].offset, -+ parts[i].size, -+ parts[i].size / 1024); - } - flash->partitioned = 1; - return add_mtd_partitions(&flash->mtd, parts, nr_parts); -@@ -560,6 +684,11 @@ static struct spi_driver m25p80_driver = - }, - .probe = m25p_probe, - .remove = __devexit_p(m25p_remove), -+ -+ /* REVISIT: many of these chips have deep power-down modes, which -+ * should clearly be entered on suspend() to minimize power use. -+ * And also when they're otherwise idle... -+ */ - }; - - -Index: linux-2.6.23.17/drivers/mtd/devices/mtd_dataflash.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/devices/mtd_dataflash.c -+++ linux-2.6.23.17/drivers/mtd/devices/mtd_dataflash.c -@@ -14,6 +14,7 @@ - #include <linux/slab.h> - #include <linux/delay.h> - #include <linux/device.h> -+#include <linux/mutex.h> - #include <linux/spi/spi.h> - #include <linux/spi/flash.h> - -@@ -89,7 +90,7 @@ struct dataflash { - unsigned short page_offset; /* offset in flash address */ - unsigned int page_size; /* of bytes per page */ - -- struct semaphore lock; -+ struct mutex lock; - struct spi_device *spi; - - struct mtd_info mtd; -@@ -167,7 +168,7 @@ static int dataflash_erase(struct mtd_in - x.len = 4; - spi_message_add_tail(&x, &msg); - -- down(&priv->lock); -+ mutex_lock(&priv->lock); - while (instr->len > 0) { - unsigned int pageaddr; - int status; -@@ -210,7 +211,7 @@ static int dataflash_erase(struct mtd_in - instr->len -= priv->page_size; - } - } -- up(&priv->lock); -+ mutex_unlock(&priv->lock); - - /* Inform MTD subsystem that erase is complete */ - instr->state = MTD_ERASE_DONE; -@@ -266,7 +267,7 @@ static int dataflash_read(struct mtd_inf - x[1].len = len; - spi_message_add_tail(&x[1], &msg); - -- down(&priv->lock); -+ mutex_lock(&priv->lock); - - /* Continuous read, max clock = f(car) which may be less than - * the peak rate available. Some chips support commands with -@@ -279,7 +280,7 @@ static int dataflash_read(struct mtd_inf - /* plus 4 "don't care" bytes */ - - status = spi_sync(priv->spi, &msg); -- up(&priv->lock); -+ mutex_unlock(&priv->lock); - - if (status >= 0) { - *retlen = msg.actual_length - 8; -@@ -336,7 +337,7 @@ static int dataflash_write(struct mtd_in - else - writelen = len; - -- down(&priv->lock); -+ mutex_lock(&priv->lock); - while (remaining > 0) { - DEBUG(MTD_DEBUG_LEVEL3, "write @ %i:%i len=%i\n", - pageaddr, offset, writelen); -@@ -441,7 +442,7 @@ static int dataflash_write(struct mtd_in - else - writelen = remaining; - } -- up(&priv->lock); -+ mutex_unlock(&priv->lock); - - return status; - } -@@ -463,7 +464,7 @@ add_dataflash(struct spi_device *spi, ch - if (!priv) - return -ENOMEM; - -- init_MUTEX(&priv->lock); -+ mutex_init(&priv->lock); - priv->spi = spi; - priv->page_size = pagesize; - priv->page_offset = pageoffset; -Index: linux-2.6.23.17/drivers/mtd/devices/pmc551.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/devices/pmc551.c -+++ linux-2.6.23.17/drivers/mtd/devices/pmc551.c -@@ -30,8 +30,8 @@ - * - * Notes: - * Due to what I assume is more buggy SROM, the 64M PMC551 I -- * have available claims that all 4 of it's DRAM banks have 64M -- * of ram configured (making a grand total of 256M onboard). -+ * have available claims that all 4 of its DRAM banks have 64MiB -+ * of ram configured (making a grand total of 256MiB onboard). - * This is slightly annoying since the BAR0 size reflects the - * aperture size, not the dram size, and the V370PDC supplies no - * other method for memory size discovery. This problem is -@@ -70,7 +70,7 @@ - * made the memory unusable, added a fix to code to touch up - * the DRAM some. - * -- * Bugs/FIXME's: -+ * Bugs/FIXMEs: - * * MUST fix the init function to not spin on a register - * waiting for it to set .. this does not safely handle busted - * devices that never reset the register correctly which will -@@ -562,10 +562,10 @@ static u32 fixup_pmc551(struct pci_dev * - /* - * Some screen fun - */ -- printk(KERN_DEBUG "pmc551: %d%c (0x%x) of %sprefetchable memory at " -+ printk(KERN_DEBUG "pmc551: %d%sB (0x%x) of %sprefetchable memory at " - "0x%llx\n", (size < 1024) ? size : (size < 1048576) ? - size >> 10 : size >> 20, -- (size < 1024) ? 'B' : (size < 1048576) ? 'K' : 'M', size, -+ (size < 1024) ? "" : (size < 1048576) ? "Ki" : "Mi", size, - ((dcmd & (0x1 << 3)) == 0) ? "non-" : "", - (unsigned long long)pci_resource_start(dev, 0)); - -@@ -649,14 +649,10 @@ MODULE_DESCRIPTION(PMC551_VERSION); - * Stuff these outside the ifdef so as to not bust compiled in driver support - */ - static int msize = 0; --#if defined(CONFIG_MTD_PMC551_APERTURE_SIZE) --static int asize = CONFIG_MTD_PMC551_APERTURE_SIZE; --#else - static int asize = 0; --#endif - - module_param(msize, int, 0); --MODULE_PARM_DESC(msize, "memory size in Megabytes [1 - 1024]"); -+MODULE_PARM_DESC(msize, "memory size in MiB [1 - 1024]"); - module_param(asize, int, 0); - MODULE_PARM_DESC(asize, "aperture size, must be <= memsize [1-1024]"); - -@@ -799,8 +795,7 @@ static int __init init_pmc551(void) - mtd->owner = THIS_MODULE; - - if (add_mtd_device(mtd)) { -- printk(KERN_NOTICE "pmc551: Failed to register new " -- "device\n"); -+ printk(KERN_NOTICE "pmc551: Failed to register new device\n"); - pci_iounmap(PCI_Device, priv->start); - kfree(mtd->priv); - kfree(mtd); -@@ -811,13 +806,13 @@ static int __init init_pmc551(void) - pci_dev_get(PCI_Device); - - printk(KERN_NOTICE "Registered pmc551 memory device.\n"); -- printk(KERN_NOTICE "Mapped %dM of memory from 0x%p to 0x%p\n", -+ printk(KERN_NOTICE "Mapped %dMiB of memory from 0x%p to 0x%p\n", - priv->asize >> 20, - priv->start, priv->start + priv->asize); -- printk(KERN_NOTICE "Total memory is %d%c\n", -+ printk(KERN_NOTICE "Total memory is %d%sB\n", - (length < 1024) ? length : - (length < 1048576) ? length >> 10 : length >> 20, -- (length < 1024) ? 'B' : (length < 1048576) ? 'K' : 'M'); -+ (length < 1024) ? "" : (length < 1048576) ? "Ki" : "Mi"); - priv->nextpmc551 = pmc551list; - pmc551list = mtd; - found++; -@@ -850,7 +845,7 @@ static void __exit cleanup_pmc551(void) - pmc551list = priv->nextpmc551; - - if (priv->start) { -- printk(KERN_DEBUG "pmc551: unmapping %dM starting at " -+ printk(KERN_DEBUG "pmc551: unmapping %dMiB starting at " - "0x%p\n", priv->asize >> 20, priv->start); - pci_iounmap(priv->dev, priv->start); - } -Index: linux-2.6.23.17/drivers/mtd/maps/nettel.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/maps/nettel.c -+++ linux-2.6.23.17/drivers/mtd/maps/nettel.c -@@ -158,68 +158,11 @@ static struct notifier_block nettel_noti - nettel_reboot_notifier, NULL, 0 - }; - --/* -- * Erase the configuration file system. -- * Used to support the software reset button. -- */ --static void nettel_erasecallback(struct erase_info *done) --{ -- wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv; -- wake_up(wait_q); --} -- --static struct erase_info nettel_erase; -- --int nettel_eraseconfig(void) --{ -- struct mtd_info *mtd; -- DECLARE_WAITQUEUE(wait, current); -- wait_queue_head_t wait_q; -- int ret; -- -- init_waitqueue_head(&wait_q); -- mtd = get_mtd_device(NULL, 2); -- if (!IS_ERR(mtd)) { -- nettel_erase.mtd = mtd; -- nettel_erase.callback = nettel_erasecallback; -- nettel_erase.callback = NULL; -- nettel_erase.addr = 0; -- nettel_erase.len = mtd->size; -- nettel_erase.priv = (u_long) &wait_q; -- nettel_erase.priv = 0; -- -- set_current_state(TASK_INTERRUPTIBLE); -- add_wait_queue(&wait_q, &wait); -- -- ret = mtd->erase(mtd, &nettel_erase); -- if (ret) { -- set_current_state(TASK_RUNNING); -- remove_wait_queue(&wait_q, &wait); -- put_mtd_device(mtd); -- return(ret); -- } -- -- schedule(); /* Wait for erase to finish. */ -- remove_wait_queue(&wait_q, &wait); -- -- put_mtd_device(mtd); -- } -- -- return(0); --} -- --#else -- --int nettel_eraseconfig(void) --{ -- return(0); --} -- - #endif - - /****************************************************************************/ - --int __init nettel_init(void) -+static int __init nettel_init(void) - { - volatile unsigned long *amdpar; - unsigned long amdaddr, maxsize; -@@ -421,10 +364,6 @@ int __init nettel_init(void) - - intel_mtd->owner = THIS_MODULE; - --#ifndef CONFIG_BLK_DEV_INITRD -- ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, 1); --#endif -- - num_intel_partitions = sizeof(nettel_intel_partitions) / - sizeof(nettel_intel_partitions[0]); - -@@ -477,7 +416,7 @@ out_unmap2: - - /****************************************************************************/ - --void __exit nettel_cleanup(void) -+static void __exit nettel_cleanup(void) - { - #ifdef CONFIG_MTD_CFI_INTELEXT - unregister_reboot_notifier(&nettel_notifier_block); -Index: linux-2.6.23.17/drivers/mtd/maps/pmcmsp-ramroot.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/maps/pmcmsp-ramroot.c -+++ linux-2.6.23.17/drivers/mtd/maps/pmcmsp-ramroot.c -@@ -79,7 +79,6 @@ static int __init init_rrmap(void) - rr_mtd->owner = THIS_MODULE; - - add_mtd_device(rr_mtd); -- ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, rr_mtd->index); - - return 0; - } -Index: linux-2.6.23.17/drivers/mtd/mtd_blkdevs.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/mtd_blkdevs.c -+++ linux-2.6.23.17/drivers/mtd/mtd_blkdevs.c -@@ -24,10 +24,9 @@ - #include <linux/kthread.h> - #include <asm/uaccess.h> - --static LIST_HEAD(blktrans_majors); -+#include "mtdcore.h" - --extern struct mutex mtd_table_mutex; --extern struct mtd_info *mtd_table[]; -+static LIST_HEAD(blktrans_majors); - - struct mtd_blkcore_priv { - struct task_struct *thread; -@@ -202,7 +201,7 @@ static int blktrans_ioctl(struct inode * - } - } - --struct block_device_operations mtd_blktrans_ops = { -+static struct block_device_operations mtd_blktrans_ops = { - .owner = THIS_MODULE, - .open = blktrans_open, - .release = blktrans_release, -Index: linux-2.6.23.17/drivers/mtd/mtdchar.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/mtdchar.c -+++ linux-2.6.23.17/drivers/mtd/mtdchar.c -@@ -137,7 +137,8 @@ static int mtd_close(struct inode *inode - - DEBUG(MTD_DEBUG_LEVEL0, "MTD_close\n"); - -- if (mtd->sync) -+ /* Only sync if opened RW */ -+ if ((file->f_mode & 2) && mtd->sync) - mtd->sync(mtd); - - put_mtd_device(mtd); -Index: linux-2.6.23.17/drivers/mtd/mtdcore.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/mtdcore.c -+++ linux-2.6.23.17/drivers/mtd/mtdcore.c -@@ -22,6 +22,8 @@ - - #include <linux/mtd/mtd.h> - -+#include "mtdcore.h" -+ - /* These are exported solely for the purpose of mtd_blkdevs.c. You - should not use them for _anything_ else */ - DEFINE_MUTEX(mtd_table_mutex); -Index: linux-2.6.23.17/drivers/mtd/nand/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/nand/Kconfig -+++ linux-2.6.23.17/drivers/mtd/nand/Kconfig -@@ -134,10 +134,10 @@ config MTD_NAND_S3C2410_HWECC - - config MTD_NAND_NDFC - tristate "NDFC NanD Flash Controller" -- depends on 44x -+ depends on 4xx - select MTD_NAND_ECC_SMC - help -- NDFC Nand Flash Controllers are integrated in EP44x SoCs -+ NDFC Nand Flash Controllers are integrated in IBM/AMCC's 4xx SoCs - - config MTD_NAND_S3C2410_CLKSTOP - bool "S3C2410 NAND IDLE clock stop" -@@ -237,7 +237,7 @@ config MTD_NAND_CAFE - select REED_SOLOMON - select REED_SOLOMON_DEC16 - help -- Use NAND flash attached to the CAFÉ chip designed for the $100 -+ Use NAND flash attached to the CAFÉ chip designed for the OLPC - laptop. - - config MTD_NAND_CS553X -Index: linux-2.6.23.17/drivers/mtd/nand/cafe_nand.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/nand/cafe_nand.c -+++ linux-2.6.23.17/drivers/mtd/nand/cafe_nand.c -@@ -822,14 +822,53 @@ static struct pci_device_id cafe_nand_tb - - MODULE_DEVICE_TABLE(pci, cafe_nand_tbl); - -+static int cafe_nand_resume(struct pci_dev *pdev) -+{ -+ uint32_t timing1, timing2, timing3; -+ uint32_t ctrl; -+ struct mtd_info *mtd = pci_get_drvdata(pdev); -+ struct cafe_priv *cafe = mtd->priv; -+ -+ timing1 = timing2 = timing3 = 0xffffffff; -+ /* Start off by resetting the NAND controller completely */ -+ cafe_writel(cafe, 1, NAND_RESET); -+ cafe_writel(cafe, 0, NAND_RESET); -+ cafe_writel(cafe, timing1, NAND_TIMING1); -+ cafe_writel(cafe, timing2, NAND_TIMING2); -+ cafe_writel(cafe, timing3, NAND_TIMING3); -+ cafe_writel(cafe, 0xffffffff, NAND_IRQ_MASK); -+ -+ /* Disable master reset, enable NAND clock */ -+ ctrl = cafe_readl(cafe, GLOBAL_CTRL); -+ ctrl &= 0xffffeff0; -+ ctrl |= 0x00007000; -+ cafe_writel(cafe, ctrl | 0x05, GLOBAL_CTRL); -+ cafe_writel(cafe, ctrl | 0x0a, GLOBAL_CTRL); -+ cafe_writel(cafe, 0, NAND_DMA_CTRL); -+ cafe_writel(cafe, 0x7006, GLOBAL_CTRL); -+ cafe_writel(cafe, 0x700a, GLOBAL_CTRL); -+ -+ /* Set up DMA address */ -+ cafe_writel(cafe, cafe->dmaaddr & 0xffffffff, NAND_DMA_ADDR0); -+ if (sizeof(cafe->dmaaddr) > 4) -+ /* Shift in two parts to shut the compiler up */ -+ cafe_writel(cafe, (cafe->dmaaddr >> 16) >> 16, NAND_DMA_ADDR1); -+ else -+ cafe_writel(cafe, 0, NAND_DMA_ADDR1); -+ -+ /* Enable NAND IRQ in global IRQ mask register */ -+ cafe_writel(cafe, 0x80000007, GLOBAL_IRQ_MASK); -+ return 0; -+} -+ - static struct pci_driver cafe_nand_pci_driver = { - .name = "CAFÉ NAND", - .id_table = cafe_nand_tbl, - .probe = cafe_nand_probe, - .remove = __devexit_p(cafe_nand_remove), -+ .resume = cafe_nand_resume, - #ifdef CONFIG_PMx - .suspend = cafe_nand_suspend, -- .resume = cafe_nand_resume, - #endif - }; - -Index: linux-2.6.23.17/drivers/mtd/nand/ndfc.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/nand/ndfc.c -+++ linux-2.6.23.17/drivers/mtd/nand/ndfc.c -@@ -24,7 +24,11 @@ - #include <linux/platform_device.h> - - #include <asm/io.h> -+#ifdef CONFIG_40x -+#include <asm/ibm405.h> -+#else - #include <asm/ibm44x.h> -+#endif - - struct ndfc_nand_mtd { - struct mtd_info mtd; -@@ -230,7 +234,11 @@ static int ndfc_nand_probe(struct platfo - struct ndfc_controller *ndfc = &ndfc_ctrl; - unsigned long long phys = settings->ndfc_erpn | res->start; - -+#ifndef CONFIG_PHYS_64BIT -+ ndfc->ndfcbase = ioremap((phys_addr_t)phys, res->end - res->start + 1); -+#else - ndfc->ndfcbase = ioremap64(phys, res->end - res->start + 1); -+#endif - if (!ndfc->ndfcbase) { - printk(KERN_ERR "NDFC: ioremap failed\n"); - return -EIO; -Index: linux-2.6.23.17/drivers/mtd/onenand/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/onenand/Kconfig -+++ linux-2.6.23.17/drivers/mtd/onenand/Kconfig -@@ -40,4 +40,27 @@ config MTD_ONENAND_OTP - - OTP block is fully-guaranteed to be a valid block. - -+config MTD_ONENAND_2X_PROGRAM -+ bool "OneNAND 2X program support" -+ help -+ The 2X Program is an extension of Program Operation. -+ Since the device is equipped with two DataRAMs, and two-plane NAND -+ Flash memory array, these two component enables simultaneous program -+ of 4KiB. Plane1 has only even blocks such as block0, block2, block4 -+ while Plane2 has only odd blocks such as block1, block3, block5. -+ So MTD regards it as 4KiB page size and 256KiB block size -+ -+ Now the following chips support it. (KFXXX16Q2M) -+ Demux: KFG2G16Q2M, KFH4G16Q2M, KFW8G16Q2M, -+ Mux: KFM2G16Q2M, KFN4G16Q2M, -+ -+ And more recent chips -+ -+config MTD_ONENAND_SIM -+ tristate "OneNAND simulator support" -+ depends on MTD_PARTITIONS -+ help -+ The simulator may simulate various OneNAND flash chips for the -+ OneNAND MTD layer. -+ - endif # MTD_ONENAND -Index: linux-2.6.23.17/drivers/mtd/onenand/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/onenand/Makefile -+++ linux-2.6.23.17/drivers/mtd/onenand/Makefile -@@ -8,4 +8,7 @@ obj-$(CONFIG_MTD_ONENAND) += onenand.o - # Board specific. - obj-$(CONFIG_MTD_ONENAND_GENERIC) += generic.o - -+# Simulator -+obj-$(CONFIG_MTD_ONENAND_SIM) += onenand_sim.o -+ - onenand-objs = onenand_base.o onenand_bbt.o -Index: linux-2.6.23.17/drivers/mtd/onenand/onenand_base.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/onenand/onenand_base.c -+++ linux-2.6.23.17/drivers/mtd/onenand/onenand_base.c -@@ -206,6 +206,15 @@ static int onenand_command(struct mtd_in - default: - block = (int) (addr >> this->erase_shift); - page = (int) (addr >> this->page_shift); -+ -+ if (ONENAND_IS_2PLANE(this)) { -+ /* Make the even block number */ -+ block &= ~1; -+ /* Is it the odd plane? */ -+ if (addr & this->writesize) -+ block++; -+ page >>= 1; -+ } - page &= this->page_mask; - break; - } -@@ -216,8 +225,12 @@ static int onenand_command(struct mtd_in - value = onenand_bufferram_address(this, block); - this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); - -- /* Switch to the next data buffer */ -- ONENAND_SET_NEXT_BUFFERRAM(this); -+ if (ONENAND_IS_2PLANE(this)) -+ /* It is always BufferRAM0 */ -+ ONENAND_SET_BUFFERRAM0(this); -+ else -+ /* Switch to the next data buffer */ -+ ONENAND_SET_NEXT_BUFFERRAM(this); - - return 0; - } -@@ -247,6 +260,8 @@ static int onenand_command(struct mtd_in - break; - - default: -+ if (ONENAND_IS_2PLANE(this) && cmd == ONENAND_CMD_PROG) -+ cmd = ONENAND_CMD_2X_PROG; - dataram = ONENAND_CURRENT_BUFFERRAM(this); - break; - } -@@ -445,8 +460,9 @@ static inline int onenand_bufferram_offs - struct onenand_chip *this = mtd->priv; - - if (ONENAND_CURRENT_BUFFERRAM(this)) { -+ /* Note: the 'this->writesize' is a real page size */ - if (area == ONENAND_DATARAM) -- return mtd->writesize; -+ return this->writesize; - if (area == ONENAND_SPARERAM) - return mtd->oobsize; - } -@@ -572,6 +588,30 @@ static int onenand_write_bufferram(struc - } - - /** -+ * onenand_get_2x_blockpage - [GENERIC] Get blockpage at 2x program mode -+ * @param mtd MTD data structure -+ * @param addr address to check -+ * @return blockpage address -+ * -+ * Get blockpage address at 2x program mode -+ */ -+static int onenand_get_2x_blockpage(struct mtd_info *mtd, loff_t addr) -+{ -+ struct onenand_chip *this = mtd->priv; -+ int blockpage, block, page; -+ -+ /* Calculate the even block number */ -+ block = (int) (addr >> this->erase_shift) & ~1; -+ /* Is it the odd plane? */ -+ if (addr & this->writesize) -+ block++; -+ page = (int) (addr >> (this->page_shift + 1)) & this->page_mask; -+ blockpage = (block << 7) | page; -+ -+ return blockpage; -+} -+ -+/** - * onenand_check_bufferram - [GENERIC] Check BufferRAM information - * @param mtd MTD data structure - * @param addr address to check -@@ -585,7 +625,10 @@ static int onenand_check_bufferram(struc - int blockpage, found = 0; - unsigned int i; - -- blockpage = (int) (addr >> this->page_shift); -+ if (ONENAND_IS_2PLANE(this)) -+ blockpage = onenand_get_2x_blockpage(mtd, addr); -+ else -+ blockpage = (int) (addr >> this->page_shift); - - /* Is there valid data? */ - i = ONENAND_CURRENT_BUFFERRAM(this); -@@ -625,7 +668,10 @@ static void onenand_update_bufferram(str - int blockpage; - unsigned int i; - -- blockpage = (int) (addr >> this->page_shift); -+ if (ONENAND_IS_2PLANE(this)) -+ blockpage = onenand_get_2x_blockpage(mtd, addr); -+ else -+ blockpage = (int) (addr >> this->page_shift); - - /* Invalidate another BufferRAM */ - i = ONENAND_NEXT_BUFFERRAM(this); -@@ -734,6 +780,7 @@ static int onenand_read(struct mtd_info - int read = 0, column; - int thislen; - int ret = 0, boundary = 0; -+ int writesize = this->writesize; - - DEBUG(MTD_DEBUG_LEVEL3, "onenand_read: from = 0x%08x, len = %i\n", (unsigned int) from, (int) len); - -@@ -754,22 +801,22 @@ static int onenand_read(struct mtd_info - /* Do first load to bufferRAM */ - if (read < len) { - if (!onenand_check_bufferram(mtd, from)) { -- this->command(mtd, ONENAND_CMD_READ, from, mtd->writesize); -+ this->command(mtd, ONENAND_CMD_READ, from, writesize); - ret = this->wait(mtd, FL_READING); - onenand_update_bufferram(mtd, from, !ret); - } - } - -- thislen = min_t(int, mtd->writesize, len - read); -- column = from & (mtd->writesize - 1); -- if (column + thislen > mtd->writesize) -- thislen = mtd->writesize - column; -+ thislen = min_t(int, writesize, len - read); -+ column = from & (writesize - 1); -+ if (column + thislen > writesize) -+ thislen = writesize - column; - - while (!ret) { - /* If there is more to load then start next load */ - from += thislen; - if (read + thislen < len) { -- this->command(mtd, ONENAND_CMD_READ, from, mtd->writesize); -+ this->command(mtd, ONENAND_CMD_READ, from, writesize); - /* - * Chip boundary handling in DDP - * Now we issued chip 1 read and pointed chip 1 -@@ -794,7 +841,7 @@ static int onenand_read(struct mtd_info - this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2); - ONENAND_SET_NEXT_BUFFERRAM(this); - buf += thislen; -- thislen = min_t(int, mtd->writesize, len - read); -+ thislen = min_t(int, writesize, len - read); - column = 0; - cond_resched(); - /* Now wait for load */ -@@ -1079,7 +1126,7 @@ int onenand_bbt_read_oob(struct mtd_info - /* Read more? */ - if (read < len) { - /* Update Page size */ -- from += mtd->writesize; -+ from += this->writesize; - column = 0; - } - } -@@ -1135,12 +1182,12 @@ static int onenand_verify(struct mtd_inf - int thislen, column; - - while (len != 0) { -- thislen = min_t(int, mtd->writesize, len); -- column = addr & (mtd->writesize - 1); -- if (column + thislen > mtd->writesize) -- thislen = mtd->writesize - column; -+ thislen = min_t(int, this->writesize, len); -+ column = addr & (this->writesize - 1); -+ if (column + thislen > this->writesize) -+ thislen = this->writesize - column; - -- this->command(mtd, ONENAND_CMD_READ, addr, mtd->writesize); -+ this->command(mtd, ONENAND_CMD_READ, addr, this->writesize); - - onenand_update_bufferram(mtd, addr, 0); - -@@ -1236,6 +1283,10 @@ static int onenand_write(struct mtd_info - - /* In partial page write we don't update bufferram */ - onenand_update_bufferram(mtd, to, !ret && !subpage); -+ if (ONENAND_IS_2PLANE(this)) { -+ ONENAND_SET_BUFFERRAM1(this); -+ onenand_update_bufferram(mtd, to + this->writesize, !ret && !subpage); -+ } - - if (ret) { - printk(KERN_ERR "onenand_write: write filaed %d\n", ret); -@@ -1384,6 +1435,10 @@ static int onenand_do_write_oob(struct m - this->command(mtd, ONENAND_CMD_PROGOOB, to, mtd->oobsize); - - onenand_update_bufferram(mtd, to, 0); -+ if (ONENAND_IS_2PLANE(this)) { -+ ONENAND_SET_BUFFERRAM1(this); -+ onenand_update_bufferram(mtd, to + this->writesize, 0); -+ } - - ret = this->wait(mtd, FL_WRITING); - if (ret) { -@@ -2107,6 +2162,7 @@ static int onenand_lock_user_prot_reg(st - * - * Check and set OneNAND features - * - lock scheme -+ * - two plane - */ - static void onenand_check_features(struct mtd_info *mtd) - { -@@ -2118,19 +2174,35 @@ static void onenand_check_features(struc - process = this->version_id >> ONENAND_VERSION_PROCESS_SHIFT; - - /* Lock scheme */ -- if (density >= ONENAND_DEVICE_DENSITY_1Gb) { -+ switch (density) { -+ case ONENAND_DEVICE_DENSITY_4Gb: -+ this->options |= ONENAND_HAS_2PLANE; -+ -+ case ONENAND_DEVICE_DENSITY_2Gb: -+ /* 2Gb DDP don't have 2 plane */ -+ if (!ONENAND_IS_DDP(this)) -+ this->options |= ONENAND_HAS_2PLANE; -+ this->options |= ONENAND_HAS_UNLOCK_ALL; -+ -+ case ONENAND_DEVICE_DENSITY_1Gb: - /* A-Die has all block unlock */ -- if (process) { -- printk(KERN_DEBUG "Chip support all block unlock\n"); -+ if (process) - this->options |= ONENAND_HAS_UNLOCK_ALL; -- } -- } else { -- /* Some OneNAND has continues lock scheme */ -- if (!process) { -- printk(KERN_DEBUG "Lock scheme is Continues Lock\n"); -+ break; -+ -+ default: -+ /* Some OneNAND has continuous lock scheme */ -+ if (!process) - this->options |= ONENAND_HAS_CONT_LOCK; -- } -+ break; - } -+ -+ if (this->options & ONENAND_HAS_CONT_LOCK) -+ printk(KERN_DEBUG "Lock scheme is Continuous Lock\n"); -+ if (this->options & ONENAND_HAS_UNLOCK_ALL) -+ printk(KERN_DEBUG "Chip support all block unlock\n"); -+ if (this->options & ONENAND_HAS_2PLANE) -+ printk(KERN_DEBUG "Chip has 2 plane\n"); - } - - /** -@@ -2257,6 +2329,8 @@ static int onenand_probe(struct mtd_info - this->erase_shift = ffs(mtd->erasesize) - 1; - this->page_shift = ffs(mtd->writesize) - 1; - this->page_mask = (1 << (this->erase_shift - this->page_shift)) - 1; -+ /* It's real page size */ -+ this->writesize = mtd->writesize; - - /* REVIST: Multichip handling */ - -@@ -2265,6 +2339,17 @@ static int onenand_probe(struct mtd_info - /* Check OneNAND features */ - onenand_check_features(mtd); - -+ /* -+ * We emulate the 4KiB page and 256KiB erase block size -+ * But oobsize is still 64 bytes. -+ * It is only valid if you turn on 2X program support, -+ * Otherwise it will be ignored by compiler. -+ */ -+ if (ONENAND_IS_2PLANE(this)) { -+ mtd->writesize <<= 1; -+ mtd->erasesize <<= 1; -+ } -+ - return 0; - } - -Index: linux-2.6.23.17/drivers/pci/quirks.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/pci/quirks.c -+++ linux-2.6.23.17/drivers/pci/quirks.c -@@ -1396,6 +1396,17 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN - DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm); - - /* -+ * According to Tom Sylla, the Geode does not support PCI power management -+ * transition, so we shouldn't need the D3hot delay. -+ */ -+static void __init quirk_geode_pci_pm(struct pci_dev *dev) -+{ -+ pci_pm_d3_delay = 0; -+} -+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, quirk_geode_pci_pm); -+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, quirk_geode_pci_pm); -+ -+/* - * Toshiba TC86C001 IDE controller reports the standard 8-byte BAR0 size - * but the PIO transfers won't work if BAR0 falls at the odd 8 bytes. - * Re-allocate the region if needed... -Index: linux-2.6.23.17/drivers/video/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/Kconfig -+++ linux-2.6.23.17/drivers/video/Kconfig -@@ -594,7 +594,7 @@ config FB_TGA - - config FB_VESA - bool "VESA VGA graphics support" -- depends on (FB = y) && X86 -+ depends on (FB = y) && X86 && !VGA_NOPROBE - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT -@@ -1028,7 +1028,7 @@ config FB_CARILLO_RANCH - - config FB_INTEL - tristate "Intel 830M/845G/852GM/855GM/865G/915G/945G support (EXPERIMENTAL)" -- depends on FB && EXPERIMENTAL && PCI && X86 -+ depends on FB && EXPERIMENTAL && PCI && X86 && !VGA_NOPROBE - select AGP - select AGP_INTEL - select FB_MODE_HELPERS -@@ -1383,7 +1383,7 @@ config FB_SAVAGE_ACCEL - - config FB_SIS - tristate "SiS/XGI display support" -- depends on FB && PCI -+ depends on FB && PCI && !VGA_NOPROBE - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT -@@ -1822,6 +1822,15 @@ config FB_PS3_DEFAULT_SIZE_M - The default value can be overridden on the kernel command line - using the "ps3fb" option (e.g. "ps3fb=9M"); - -+config FB_OLPC_DCON -+ tristate "One Laptop Per Child Display CONtroller support" -+ depends on OLPC -+ select I2C -+ ---help--- -+ Add support for the OLPC DCON controller. This controller is only -+ available on OLPC platforms. Unless you have one of these -+ platforms, you will want to say 'N'. -+ - config FB_XILINX - tristate "Xilinx frame buffer support" - depends on FB && XILINX_VIRTEX -Index: linux-2.6.23.17/drivers/video/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/Makefile -+++ linux-2.6.23.17/drivers/video/Makefile -@@ -111,6 +111,7 @@ obj-$(CONFIG_FB_PNX4008_DUM_RGB) += pnx - obj-$(CONFIG_FB_IBM_GXT4500) += gxt4500.o - obj-$(CONFIG_FB_PS3) += ps3fb.o - obj-$(CONFIG_FB_SM501) += sm501fb.o -+obj-$(CONFIG_FB_OLPC_DCON) += olpc_dcon.o - obj-$(CONFIG_FB_XILINX) += xilinxfb.o - obj-$(CONFIG_FB_OMAP) += omap/ - -Index: linux-2.6.23.17/drivers/video/fbmem.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/fbmem.c -+++ linux-2.6.23.17/drivers/video/fbmem.c -@@ -820,6 +820,53 @@ static void try_to_load(int fb) - #endif /* CONFIG_KMOD */ - - int -+fb_powerup(struct fb_info *info) -+{ -+ int ret = 0; -+ -+ if (!info || info->state == FBINFO_STATE_RUNNING) -+ return 0; -+ -+ if (info->fbops->fb_powerup) -+ ret = info->fbops->fb_powerup(info); -+ -+ if (!ret) { -+ acquire_console_sem(); -+ fb_set_suspend(info, 0); -+ release_console_sem(); -+ } -+ -+ return ret; -+} -+ -+int -+fb_powerdown(struct fb_info *info) -+{ -+ int ret = 0; -+ -+ if (!info || info->state == FBINFO_STATE_SUSPENDED) -+ return 0; -+ -+ /* Tell everybody that the fbdev is going down */ -+ acquire_console_sem(); -+ fb_set_suspend(info, 1); -+ release_console_sem(); -+ -+ if (info->fbops->fb_powerdown) -+ ret = info->fbops->fb_powerdown(info); -+ -+ /* If the power down failed, then un-notify */ -+ -+ if (ret) { -+ acquire_console_sem(); -+ fb_set_suspend(info, 0); -+ release_console_sem(); -+ } -+ -+ return ret; -+} -+ -+int - fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var) - { - struct fb_fix_screeninfo *fix = &info->fix; -Index: linux-2.6.23.17/drivers/video/geode/Makefile -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/Makefile -+++ linux-2.6.23.17/drivers/video/geode/Makefile -@@ -5,5 +5,5 @@ obj-$(CONFIG_FB_GEODE_GX) += gxfb.o - obj-$(CONFIG_FB_GEODE_LX) += lxfb.o - - gx1fb-objs := gx1fb_core.o display_gx1.o video_cs5530.o --gxfb-objs := gxfb_core.o display_gx.o video_gx.o -+gxfb-objs := gxfb_core.o display_gx.o video_gx.o suspend_gx.o - lxfb-objs := lxfb_core.o lxfb_ops.o -Index: linux-2.6.23.17/drivers/video/geode/display_gx.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/display_gx.c -+++ linux-2.6.23.17/drivers/video/geode/display_gx.c -@@ -11,26 +11,44 @@ - * Free Software Foundation; either version 2 of the License, or * (at your - * option) any later version. - */ -+ -+#include <linux/kernel.h> - #include <linux/spinlock.h> - #include <linux/fb.h> - #include <linux/delay.h> - #include <asm/io.h> - #include <asm/div64.h> - #include <asm/delay.h> -+#include <asm/olpc.h> - - #include "geodefb.h" - #include "display_gx.h" - --#ifdef CONFIG_FB_GEODE_GX_SET_FBSIZE --unsigned int gx_frame_buffer_size(void) -+static inline void rmwl(u32 val, u32 *reg) - { -- return CONFIG_FB_GEODE_GX_FBSIZE; -+ u32 in = readl(reg); -+ if (in != val) -+ writel(val, reg); - } --#else -+ - unsigned int gx_frame_buffer_size(void) - { - unsigned int val; - -+#ifdef CONFIG_OLPC -+ if (machine_is_olpc() && !olpc_has_vsa()) { -+ u32 hi,lo; -+ rdmsr(GLIU0_P2D_RO0, lo, hi); -+ -+ /* Top page number */ -+ val = ((hi & 0xff) << 12) | ((lo & 0xfff00000) >> 20); -+ -+ val -= (lo & 0x000fffff); /* Subtract bottom page number */ -+ val += 1; /* Adjust page count */ -+ return (val << 12); -+ } -+#endif -+ - /* FB size is reported by a virtual register */ - /* Virtual register class = 0x02 */ - /* VG_MEM_SIZE(512Kb units) = 0x00 */ -@@ -41,7 +59,6 @@ unsigned int gx_frame_buffer_size(void) - val = (unsigned int)(inw(0xAC1E)) & 0xFFl; - return (val << 19); - } --#endif - - int gx_line_delta(int xres, int bpp) - { -@@ -63,23 +80,23 @@ static void gx_set_mode(struct fb_info * - gcfg = readl(par->dc_regs + DC_GENERAL_CFG); - dcfg = readl(par->dc_regs + DC_DISPLAY_CFG); - -- /* Disable the timing generator. */ -- dcfg &= ~(DC_DCFG_TGEN); -- writel(dcfg, par->dc_regs + DC_DISPLAY_CFG); -- -- /* Wait for pending memory requests before disabling the FIFO load. */ -- udelay(100); -- -- /* Disable FIFO load and compression. */ -- gcfg &= ~(DC_GCFG_DFLE | DC_GCFG_CMPE | DC_GCFG_DECE); -- writel(gcfg, par->dc_regs + DC_GENERAL_CFG); -- -- /* Setup DCLK and its divisor. */ -- par->vid_ops->set_dclk(info); -- -- /* -- * Setup new mode. -- */ -+ /* Programming the clock is costly and ugly, so avoid if if we can */ -+ -+ if (par->curdclk != info->var.pixclock) { -+ /* Disable the timing generator. */ -+ dcfg &= ~(DC_DCFG_TGEN); -+ writel(dcfg, par->dc_regs + DC_DISPLAY_CFG); -+ -+ /* Wait for pending memory requests before disabling the FIFO load. */ -+ udelay(100); -+ -+ /* Disable FIFO load and compression. */ -+ gcfg &= ~(DC_GCFG_DFLE | DC_GCFG_CMPE | DC_GCFG_DECE); -+ writel(gcfg, par->dc_regs + DC_GENERAL_CFG); -+ -+ /* Setup DCLK and its divisor. */ -+ par->vid_ops->set_dclk(info); -+ } - - /* Clear all unused feature bits. */ - gcfg &= DC_GCFG_YUVM | DC_GCFG_VDSE; -@@ -90,12 +107,13 @@ static void gx_set_mode(struct fb_info * - gcfg |= (6 << DC_GCFG_DFHPEL_POS) | (5 << DC_GCFG_DFHPSL_POS) | DC_GCFG_DFLE; - - /* Framebuffer start offset. */ -- writel(0, par->dc_regs + DC_FB_ST_OFFSET); -+ rmwl(0, par->dc_regs + DC_FB_ST_OFFSET); - - /* Line delta and line buffer length. */ -- writel(info->fix.line_length >> 3, par->dc_regs + DC_GFX_PITCH); -- writel(((info->var.xres * info->var.bits_per_pixel/8) >> 3) + 2, -- par->dc_regs + DC_LINE_SIZE); -+ rmwl(info->fix.line_length >> 3, par->dc_regs + DC_GFX_PITCH); -+ -+ rmwl(((info->var.xres * info->var.bits_per_pixel/8) >> 3) + 2, -+ par->dc_regs + DC_LINE_SIZE); - - - /* Enable graphics and video data and unmask address lines. */ -@@ -134,17 +152,16 @@ static void gx_set_mode(struct fb_info * - vblankend = vsyncend + info->var.upper_margin; - vtotal = vblankend; - -- writel((hactive - 1) | ((htotal - 1) << 16), par->dc_regs + DC_H_ACTIVE_TIMING); -- writel((hblankstart - 1) | ((hblankend - 1) << 16), par->dc_regs + DC_H_BLANK_TIMING); -- writel((hsyncstart - 1) | ((hsyncend - 1) << 16), par->dc_regs + DC_H_SYNC_TIMING); -- -- writel((vactive - 1) | ((vtotal - 1) << 16), par->dc_regs + DC_V_ACTIVE_TIMING); -- writel((vblankstart - 1) | ((vblankend - 1) << 16), par->dc_regs + DC_V_BLANK_TIMING); -- writel((vsyncstart - 1) | ((vsyncend - 1) << 16), par->dc_regs + DC_V_SYNC_TIMING); -+ rmwl((hactive - 1) | ((htotal - 1) << 16), par->dc_regs + DC_H_ACTIVE_TIMING); -+ rmwl((hblankstart - 1) | ((hblankend - 1) << 16), par->dc_regs + DC_H_BLANK_TIMING); -+ rmwl((hsyncstart - 1) | ((hsyncend - 1) << 16), par->dc_regs + DC_H_SYNC_TIMING); -+ rmwl((vactive - 1) | ((vtotal - 1) << 16), par->dc_regs + DC_V_ACTIVE_TIMING); -+ rmwl((vblankstart - 1) | ((vblankend - 1) << 16), par->dc_regs + DC_V_BLANK_TIMING); -+ rmwl((vsyncstart - 1) | ((vsyncend - 1) << 16), par->dc_regs + DC_V_SYNC_TIMING); - - /* Write final register values. */ -- writel(dcfg, par->dc_regs + DC_DISPLAY_CFG); -- writel(gcfg, par->dc_regs + DC_GENERAL_CFG); -+ rmwl(dcfg, par->dc_regs + DC_DISPLAY_CFG); -+ rmwl(gcfg, par->dc_regs + DC_GENERAL_CFG); - - par->vid_ops->configure_display(info); - -Index: linux-2.6.23.17/drivers/video/geode/display_gx.h -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/display_gx.h -+++ linux-2.6.23.17/drivers/video/geode/display_gx.h -@@ -20,6 +20,9 @@ extern struct geode_dc_ops gx_dc_ops; - #define GLD_MSR_CONFIG 0xC0002001 - #define GLD_MSR_CONFIG_DM_FP 0x40 - -+/* Used for memory dection on the OLPC */ -+#define GLIU0_P2D_RO0 0x10000029 -+ - /* Display controller registers */ - - #define DC_UNLOCK 0x00 -Index: linux-2.6.23.17/drivers/video/geode/geodefb.h -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/geodefb.h -+++ linux-2.6.23.17/drivers/video/geode/geodefb.h -@@ -12,6 +12,10 @@ - #ifndef __GEODEFB_H__ - #define __GEODEFB_H__ - -+#define FB_POWER_STATE_OFF 0 -+#define FB_POWER_STATE_SUSPEND 1 -+#define FB_POWER_STATE_ON 2 -+ - struct geodefb_info; - - struct geode_dc_ops { -@@ -21,18 +25,24 @@ struct geode_dc_ops { - - struct geode_vid_ops { - void (*set_dclk)(struct fb_info *); -+ unsigned int (*get_dclk)(struct fb_info *); - void (*configure_display)(struct fb_info *); - int (*blank_display)(struct fb_info *, int blank_mode); - }; - - struct geodefb_par { - int enable_crt; -+ int fbactive; /* True if the current console is in KD_GRAPHICS mode */ - int panel_x; /* dimensions of an attached flat panel, non-zero => enable panel */ - int panel_y; -+ unsigned int curdclk; /* Used by GX to avoid unnessesary clock switching */ - void __iomem *dc_regs; - void __iomem *vid_regs; -+ void __iomem *gp_regs; - struct geode_dc_ops *dc_ops; - struct geode_vid_ops *vid_ops; -+ -+ int state; - }; - - #endif /* !__GEODEFB_H__ */ -Index: linux-2.6.23.17/drivers/video/geode/gxfb_core.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/gxfb_core.c -+++ linux-2.6.23.17/drivers/video/geode/gxfb_core.c -@@ -30,12 +30,31 @@ - #include <linux/fb.h> - #include <linux/init.h> - #include <linux/pci.h> -+#include <linux/notifier.h> -+#include <linux/vt_kern.h> -+#include <linux/console.h> -+#include <asm/uaccess.h> -+#include <asm/olpc.h> - - #include "geodefb.h" - #include "display_gx.h" - #include "video_gx.h" - -+#define FBIOSGAMMA _IOW('F', 0x20, void *) -+#define FBIOGGAMMA _IOW('F', 0x21, void *) -+ -+#ifdef DEBUG -+ -+#define FBIODUMPGP _IOW('F', 0x22, void *) -+#define FBIODUMPDC _IOW('F', 0x23, void *) -+#define FBIODUMPVP _IOW('F', 0x24, void *) -+#define FBIODUMPFP _IOW('F', 0x25, void *) -+ -+#endif -+ - static char *mode_option; -+static int noclear; -+struct fb_info *gxfb_info; - - /* Modes relevant to the GX (taken from modedb.c) */ - static const struct fb_videomode gx_modedb[] __initdata = { -@@ -103,8 +122,20 @@ static const struct fb_videomode gx_mode - { NULL, 85, 1600, 1200, 4357, 304, 64, 46, 1, 192, 3, - FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1200x900-75 - CRT timings for the OLPC mode */ -+ { NULL, 75, 1200, 900, 8049, 104, 240, 29, 54, 136, 3, -+ 0, FB_VMODE_NONINTERLACED, 0 } - }; - -+#ifdef CONFIG_OLPC -+static const struct fb_videomode gx_dcon_modedb[] __initdata = { -+ /* The only mode the DCON has is 1200x900 */ -+ { NULL, 50, 1200, 900, 17460, 24, 8, 4, 5, 8, 3, -+ 0, FB_VMODE_NONINTERLACED, 0 } -+}; -+#endif -+ -+ - static int gxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) - { - if (var->xres > 1600 || var->yres > 1200) -@@ -137,7 +168,7 @@ static int gxfb_check_var(struct fb_var_ - return 0; - } - --static int gxfb_set_par(struct fb_info *info) -+int gxfb_set_par(struct fb_info *info) - { - struct geodefb_par *par = info->par; - -@@ -204,16 +235,26 @@ static int gxfb_blank(int blank_mode, st - return par->vid_ops->blank_display(info, blank_mode); - } - -+static int fbsize; -+ - static int __init gxfb_map_video_memory(struct fb_info *info, struct pci_dev *dev) - { - struct geodefb_par *par = info->par; -- int fb_len; - int ret; - - ret = pci_enable_device(dev); - if (ret < 0) - return ret; - -+ ret = pci_request_region(dev, 1, "gxfb (graphics processor)"); -+ if (ret < 0) -+ return ret; -+ -+ par->gp_regs = ioremap(pci_resource_start(dev, 1), -+ pci_resource_len(dev, 1)); -+ if (!par->gp_regs) -+ return -ENOMEM; -+ - ret = pci_request_region(dev, 3, "gxfb (video processor)"); - if (ret < 0) - return ret; -@@ -232,36 +273,118 @@ static int __init gxfb_map_video_memory( - ret = pci_request_region(dev, 0, "gxfb (framebuffer)"); - if (ret < 0) - return ret; -- if ((fb_len = gx_frame_buffer_size()) < 0) -- return -ENOMEM; -+ -+ /* If the fbsize wasn't specified then try to probe it */ -+ -+ if (!fbsize) { -+ fbsize = gx_frame_buffer_size(); -+ if (fbsize == 0) -+ return -ENOMEM; -+ } -+ - info->fix.smem_start = pci_resource_start(dev, 0); -- info->fix.smem_len = fb_len; -+ info->fix.smem_len = fbsize; - info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len); - if (!info->screen_base) - return -ENOMEM; - -- /* Set the 16MB aligned base address of the graphics memory region -+ /* Set the 16MiB aligned base address of the graphics memory region - * in the display controller */ - - writel(info->fix.smem_start & 0xFF000000, - par->dc_regs + DC_GLIU0_MEM_OFFSET); - -- dev_info(&dev->dev, "%d Kibyte of video memory at 0x%lx\n", -+ dev_info(&dev->dev, "%d KiB of video memory at 0x%lx\n", - info->fix.smem_len / 1024, info->fix.smem_start); - - return 0; - } - -+static int gxfb_ioctl( struct fb_info *info, unsigned int cmd, -+ unsigned long arg) -+{ -+ unsigned int gamma[GXFB_GAMMA_DWORDS]; -+ int ret = -EINVAL; -+ struct geodefb_par *par = info->par; -+ int i; -+ -+ switch(cmd) { -+ case FBIOSGAMMA: -+ /* Read the gamma information from the user - 256 dwords */ -+ -+ if (copy_from_user(gamma, (void * __user) arg, GXFB_GAMMA_SIZE)) -+ return -EFAULT; -+ -+ writel(0, par->vid_regs + GX_GAR); -+ -+ /* Sequential writes to the data register will increment the -+ address automatically */ -+ -+ for(i = 0; i < GXFB_GAMMA_DWORDS; i++) -+ writel(gamma[i] & 0xFFFFFF, par->vid_regs + GX_GDR); -+ -+ writel(readl(par->vid_regs + GX_MISC) & ~GX_MISC_GAM_EN, -+ par->vid_regs + GX_MISC); -+ -+ ret = 0; -+ break; -+ -+ case FBIOGGAMMA: -+ if (readl(par->vid_regs + GX_MISC) & GX_MISC_GAM_EN) -+ return -EINVAL; -+ -+ memset(gamma, 0, GXFB_GAMMA_SIZE); -+ writel(0, par->vid_regs + GX_GAR); -+ -+ for(i = 0; i < GXFB_GAMMA_DWORDS;i++) -+ gamma[i] = readl(par->vid_regs + GX_GDR); -+ -+ if (copy_to_user((void * __user) arg, gamma, GXFB_GAMMA_SIZE)) -+ ret = -EFAULT; -+ else -+ ret = 0; -+ -+ break; -+ -+#ifdef DEBUG -+ case FBIODUMPGP: -+ ret = 0; -+ dump_regs(info, 0); -+ break; -+ -+ case FBIODUMPDC: -+ ret = 0; -+ dump_regs(info, 1); -+ break; -+ -+ case FBIODUMPVP: -+ ret = 0; -+ dump_regs(info, 2); -+ break; -+ -+ case FBIODUMPFP: -+ ret = 0; -+ dump_regs(info, 3); -+ break; -+#endif -+ } -+ -+ return ret; -+} -+ - static struct fb_ops gxfb_ops = { - .owner = THIS_MODULE, - .fb_check_var = gxfb_check_var, - .fb_set_par = gxfb_set_par, - .fb_setcolreg = gxfb_setcolreg, - .fb_blank = gxfb_blank, -+ .fb_ioctl = gxfb_ioctl, - /* No HW acceleration for now. */ - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, -+ .fb_powerdown = gxfb_powerdown, -+ .fb_powerup = gxfb_powerup, - }; - - static struct fb_info * __init gxfb_init_fbinfo(struct device *dev) -@@ -303,23 +426,86 @@ static struct fb_info * __init gxfb_init - return info; - } - --static int __init gxfb_probe(struct pci_dev *pdev, const struct pci_device_id *id) -+static int gxfb_console_notify(struct notifier_block *self, -+ unsigned long action, void *data) -+{ -+ if (gxfb_info != NULL) { -+ struct geodefb_par *par = gxfb_info->par; -+ par->fbactive = (action == CONSOLE_EVENT_SWITCH_TEXT) ? 0 : 1; -+ } -+ -+ return NOTIFY_OK; -+} -+ -+static struct notifier_block gxfb_console_notifier = { -+ .notifier_call = gxfb_console_notify -+}; -+ -+#ifdef CONFIG_PM -+ -+static int gxfb_suspend(struct pci_dev *pdev, pm_message_t state) -+{ -+ struct fb_info *info = pci_get_drvdata(pdev); -+ struct geodefb_par *par = info->par; -+ -+ if (pdev->dev.power.power_state.event == state.event) -+ return 0; -+ -+ if (state.event == PM_EVENT_SUSPEND) { -+ -+ acquire_console_sem(); -+ gxfb_powerdown(info); -+ -+ par->state = FB_POWER_STATE_OFF; -+ fb_set_suspend(info, 1); -+ -+ release_console_sem(); -+ } -+ -+ pdev->dev.power.power_state = state; -+ return 0; -+} -+ -+static int gxfb_resume(struct pci_dev *pdev) -+{ -+ struct fb_info *info = pci_get_drvdata(pdev); -+ -+ acquire_console_sem(); -+ -+ /* Turn the engine completely on */ -+ -+ if (gxfb_powerup(info)) -+ printk(KERN_ERR "gxfb: Powerup failed\n"); -+ -+ fb_set_suspend(info, 0); -+ release_console_sem(); -+ -+ pdev->dev.power.power_state = PMSG_ON; -+ return 0; -+} -+#endif -+ -+static int __init gxfb_probe(struct pci_dev *pdev, -+ const struct pci_device_id *id) - { - struct geodefb_par *par; -- struct fb_info *info; - int ret; - unsigned long val; - -- info = gxfb_init_fbinfo(&pdev->dev); -- if (!info) -+ struct fb_videomode *modedb_ptr; -+ int modedb_size; -+ -+ gxfb_info = gxfb_init_fbinfo(&pdev->dev); -+ if (gxfb_info == NULL) - return -ENOMEM; -- par = info->par; -+ -+ par = gxfb_info->par; - - /* GX display controller and GX video device. */ - par->dc_ops = &gx_dc_ops; - par->vid_ops = &gx_vid_ops; - -- if ((ret = gxfb_map_video_memory(info, pdev)) < 0) { -+ if ((ret = gxfb_map_video_memory(gxfb_info, pdev)) < 0) { - dev_err(&pdev->dev, "failed to map frame buffer or controller registers\n"); - goto err; - } -@@ -333,32 +519,60 @@ static int __init gxfb_probe(struct pci_ - else - par->enable_crt = 1; - -- ret = fb_find_mode(&info->var, info, mode_option, -- gx_modedb, ARRAY_SIZE(gx_modedb), NULL, 16); -+ /* Get the current dotclock */ -+ -+ par->curdclk = (par->vid_ops->get_dclk) ? par->vid_ops->get_dclk(gxfb_info) : 0; -+ -+ /* We need to determine a display mode right now, so we will -+ * check to see if the DCON was previously detected by the BIOS -+ * and use that to make our mode database decision. -+ */ -+ -+ modedb_ptr = (struct fb_videomode *) gx_modedb; -+ modedb_size = ARRAY_SIZE(gx_modedb); -+ -+#ifdef CONFIG_OLPC -+ if (olpc_has_dcon()) { -+ modedb_ptr = (struct fb_videomode *) gx_dcon_modedb; -+ modedb_size = ARRAY_SIZE(gx_dcon_modedb); -+ } -+#endif -+ -+ ret = fb_find_mode(&gxfb_info->var, gxfb_info, mode_option, -+ modedb_ptr, modedb_size, NULL, 16); -+ - if (ret == 0 || ret == 4) { - dev_err(&pdev->dev, "could not find valid video mode\n"); - ret = -EINVAL; - goto err; - } - -+ /* Clear the screen of garbage, unless noclear was specified, -+ * in which case we assume the user knows what he is doing */ -+ -+ if (!noclear) -+ memset_io(gxfb_info->screen_base, 0, gxfb_info->fix.smem_len); -+ -+ gxfb_check_var(&gxfb_info->var, gxfb_info); -+ gxfb_set_par(gxfb_info); -+ -+ /* We are powered up */ -+ par->state = FB_POWER_STATE_ON; - -- /* Clear the frame buffer of garbage. */ -- memset_io(info->screen_base, 0, info->fix.smem_len); - -- gxfb_check_var(&info->var, info); -- gxfb_set_par(info); -+ console_event_register(&gxfb_console_notifier); - -- if (register_framebuffer(info) < 0) { -+ if (register_framebuffer(gxfb_info) < 0) { - ret = -EINVAL; - goto err; - } -- pci_set_drvdata(pdev, info); -- printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); -+ pci_set_drvdata(pdev, gxfb_info); -+ printk(KERN_INFO "fb%d: %s frame buffer device\n", gxfb_info->node, gxfb_info->fix.id); - return 0; - - err: -- if (info->screen_base) { -- iounmap(info->screen_base); -+ if (gxfb_info->screen_base) { -+ iounmap(gxfb_info->screen_base); - pci_release_region(pdev, 0); - } - if (par->vid_regs) { -@@ -370,8 +584,9 @@ static int __init gxfb_probe(struct pci_ - pci_release_region(pdev, 2); - } - -- if (info) -- framebuffer_release(info); -+ if (gxfb_info) -+ framebuffer_release(gxfb_info); -+ - return ret; - } - -@@ -397,9 +612,7 @@ static void gxfb_remove(struct pci_dev * - } - - static struct pci_device_id gxfb_id_table[] = { -- { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_GX_VIDEO, -- PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16, -- 0xff0000, 0 }, -+ { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_GX_VIDEO) }, - { 0, } - }; - -@@ -410,22 +623,30 @@ static struct pci_driver gxfb_driver = { - .id_table = gxfb_id_table, - .probe = gxfb_probe, - .remove = gxfb_remove, -+#ifdef CONFIG_PM -+ .suspend = gxfb_suspend, -+ .resume = gxfb_resume -+#endif - }; - - #ifndef MODULE --static int __init gxfb_setup(char *options) --{ -+static int __init gxfb_setup(char *options) { - - char *opt; - - if (!options || !*options) - return 0; - -- while ((opt = strsep(&options, ",")) != NULL) { -+ while((opt = strsep(&options, ",")) != NULL) { - if (!*opt) - continue; - -- mode_option = opt; -+ if (!strncmp(opt, "fbsize:", 7)) -+ fbsize = simple_strtoul(opt+7, NULL, 0); -+ else if (!strcmp(opt, "noclear")) -+ noclear = 1; -+ else -+ mode_option = opt; - } - - return 0; -@@ -444,7 +665,6 @@ static int __init gxfb_init(void) - #endif - return pci_register_driver(&gxfb_driver); - } -- - static void __exit gxfb_cleanup(void) - { - pci_unregister_driver(&gxfb_driver); -@@ -456,5 +676,8 @@ module_exit(gxfb_cleanup); - module_param(mode_option, charp, 0); - MODULE_PARM_DESC(mode_option, "video mode (<x>x<y>[-<bpp>][@<refr>])"); - -+module_param(fbsize, int, 0); -+MODULE_PARM_DESC(fbsize, "video memory size"); -+ - MODULE_DESCRIPTION("Framebuffer driver for the AMD Geode GX"); - MODULE_LICENSE("GPL"); -Index: linux-2.6.23.17/drivers/video/geode/lxfb.h -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/lxfb.h -+++ linux-2.6.23.17/drivers/video/geode/lxfb.h -@@ -25,10 +25,23 @@ void lx_set_mode(struct fb_info *); - void lx_get_gamma(struct fb_info *, unsigned int *, int); - void lx_set_gamma(struct fb_info *, unsigned int *, int); - unsigned int lx_framebuffer_size(void); -+int lx_shutdown(struct fb_info *); -+int lx_powerup(struct fb_info *); - int lx_blank_display(struct fb_info *, int); - void lx_set_palette_reg(struct fb_info *, unsigned int, unsigned int, - unsigned int, unsigned int); - -+ -+ -+/* ioctl() defines */ -+ -+#define FBIOSGAMMA _IOW('F', 0x20, void *) -+#define FBIOGGAMMA _IOW('F', 0x21, void *) -+ -+/* General definitions */ -+#define LXFB_GAMMA_DWORDS 256 /* number of dwords in the gamma ram */ -+#define LXFB_GAMMA_SIZE (LXFB_GAMMA_DWORDS * sizeof(unsigned int)) -+ - /* MSRS */ - - #define MSR_LX_GLD_CONFIG 0x48002001 -Index: linux-2.6.23.17/drivers/video/geode/lxfb_core.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/lxfb_core.c -+++ linux-2.6.23.17/drivers/video/geode/lxfb_core.c -@@ -22,6 +22,7 @@ - #include <linux/init.h> - #include <linux/pci.h> - #include <linux/uaccess.h> -+#include <asm/olpc.h> - - #include "lxfb.h" - -@@ -35,186 +36,84 @@ static int fbsize; - */ - - const struct fb_videomode geode_modedb[] __initdata = { -- /* 640x480-60 */ -- { NULL, 60, 640, 480, 39682, 48, 8, 25, 2, 88, 2, -+ /* 640x480-60 VESA */ -+ { NULL, 60, 640, 480, 39682, 48, 16, 33, 10, 96, 2, -+ 0, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 640x480-75 VESA */ -+ { NULL, 75, 640, 480, 31746, 120, 16, 16, 01, 64, 3, -+ 0, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 640x480-85 VESA */ -+ { NULL, 85, 640, 480, 27777, 80, 56, 25, 01, 56, 3, -+ 0, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 800x600-60 VESA */ -+ { NULL, 60, 800, 600, 25000, 88, 40, 23, 01, 128, 4, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 800x600-75 VESA */ -+ { NULL, 75, 800, 600, 20202, 160, 16, 21, 01, 80, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 800x600-85 VESA */ -+ { NULL, 85, 800, 600, 17761, 152, 32, 27, 01, 64, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1024x768-60 VESA */ -+ { NULL, 60, 1024, 768, 15384, 160, 24, 29, 3, 136, 6, -+ 0, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1024x768-75 VESA */ -+ { NULL, 75, 1024, 768, 12690, 176, 16, 28, 1, 96, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1024x768-85 VESA */ -+ { NULL, 85, 1024, 768, 10582, 208, 48, 36, 1, 96, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1280x960-60 VESA */ -+ { NULL, 60, 1280, 960, 9259, 312, 96, 36, 1, 112, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1280x960-85 VESA */ -+ { NULL, 85, 1280, 960, 6734, 224, 64, 47, 1, 160, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1280x1024-60 VESA */ -+ { NULL, 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1280x1024-75 VESA */ -+ { NULL, 75, 1280, 1024, 7407, 248, 16, 38, 1, 144, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1280x1024-85 VESA */ -+ { NULL, 85, 1280, 1024, 6349, 224, 64, 44, 1, 160, 3, - FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 640x400-70 */ -- { NULL, 70, 640, 400, 39770, 40, 8, 28, 5, 96, 2, -- FB_SYNC_HOR_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-70 */ -- { NULL, 70, 640, 480, 35014, 88, 24, 15, 2, 64, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-72 */ -- { NULL, 72, 640, 480, 32102, 120, 16, 20, 1, 40, 3, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-75 */ -- { NULL, 75, 640, 480, 31746, 120, 16, 16, 1, 64, 3, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-85 */ -- { NULL, 85, 640, 480, 27780, 80, 56, 25, 1, 56, 3, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-90 */ -- { NULL, 90, 640, 480, 26392, 96, 32, 22, 1, 64, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-100 */ -- { NULL, 100, 640, 480, 23167, 104, 40, 25, 1, 64, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 640x480-60 */ -- { NULL, 60, 640, 480, 39682, 48, 16, 25, 10, 88, 2, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-56 */ -- { NULL, 56, 800, 600, 27901, 128, 24, 22, 1, 72, 2, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-60 */ -- { NULL, 60, 800, 600, 25131, 72, 32, 23, 1, 136, 4, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-70 */ -- { NULL, 70, 800, 600, 21873, 120, 40, 21, 4, 80, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-72 */ -- { NULL, 72, 800, 600, 20052, 64, 56, 23, 37, 120, 6, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-75 */ -- { NULL, 75, 800, 600, 20202, 160, 16, 21, 1, 80, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-85 */ -- { NULL, 85, 800, 600, 17790, 152, 32, 27, 1, 64, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-90 */ -- { NULL, 90, 800, 600, 16648, 128, 40, 28, 1, 88, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-100 */ -- { NULL, 100, 800, 600, 14667, 136, 48, 27, 1, 88, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 800x600-60 */ -- { NULL, 60, 800, 600, 25131, 88, 40, 23, 1, 128, 4, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-60 */ -- { NULL, 60, 1024, 768, 15385, 160, 24, 29, 3, 136, 6, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-70 */ -- { NULL, 70, 1024, 768, 13346, 144, 24, 29, 3, 136, 6, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-72 */ -- { NULL, 72, 1024, 768, 12702, 168, 56, 29, 4, 112, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-75 */ -- { NULL, 75, 1024, 768, 12703, 176, 16, 28, 1, 96, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-85 */ -- { NULL, 85, 1024, 768, 10581, 208, 48, 36, 1, 96, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-90 */ -- { NULL, 90, 1024, 768, 9981, 176, 64, 37, 1, 112, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-100 */ -- { NULL, 100, 1024, 768, 8825, 184, 72, 42, 1, 112, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1024x768-60 */ -- { NULL, 60, 1024, 768, 15385, 160, 24, 29, 3, 136, 6, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-60 */ -- { NULL, 60, 1152, 864, 12251, 184, 64, 27, 1, 120, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-70 */ -- { NULL, 70, 1152, 864, 10254, 192, 72, 32, 8, 120, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-72 */ -- { NULL, 72, 1152, 864, 9866, 200, 72, 33, 7, 128, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-75 */ -- { NULL, 75, 1152, 864, 9259, 256, 64, 32, 1, 128, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-85 */ -- { NULL, 85, 1152, 864, 8357, 200, 72, 37, 3, 128, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-90 */ -- { NULL, 90, 1152, 864, 7719, 208, 80, 42, 9, 128, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-100 */ -- { NULL, 100, 1152, 864, 6947, 208, 80, 48, 3, 128, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1152x864-60 */ -- { NULL, 60, 1152, 864, 12251, 184, 64, 27, 1, 120, 3, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-60 */ -- { NULL, 60, 1280, 1024, 9262, 248, 48, 38, 1, 112, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-70 */ -- { NULL, 70, 1280, 1024, 7719, 224, 88, 38, 6, 136, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-72 */ -- { NULL, 72, 1280, 1024, 7490, 224, 88, 39, 7, 136, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-75 */ -- { NULL, 75, 1280, 1024, 7409, 248, 16, 38, 1, 144, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-85 */ -- { NULL, 85, 1280, 1024, 6351, 224, 64, 44, 1, 160, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-90 */ -- { NULL, 90, 1280, 1024, 5791, 240, 96, 51, 12, 144, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-100 */ -- { NULL, 100, 1280, 1024, 5212, 240, 96, 57, 6, 144, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1280x1024-60 */ -- { NULL, 60, 1280, 1024, 9262, 248, 48, 38, 1, 112, 3, -- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-60 */ -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1600x1200-60 VESA */ - { NULL, 60, 1600, 1200, 6172, 304, 64, 46, 1, 192, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-70 */ -- { NULL, 70, 1600, 1200, 5291, 304, 64, 46, 1, 192, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-72 */ -- { NULL, 72, 1600, 1200, 5053, 288, 112, 47, 13, 176, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-75 */ -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1600x1200-75 VESA */ - { NULL, 75, 1600, 1200, 4938, 304, 64, 46, 1, 192, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-85 */ -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1600x1200-85 VESA */ - { NULL, 85, 1600, 1200, 4357, 304, 64, 46, 1, 192, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-90 */ -- { NULL, 90, 1600, 1200, 3981, 304, 128, 60, 1, 176, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-100 */ -- { NULL, 100, 1600, 1200, 3563, 304, 128, 67, 1, 176, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1600x1200-60 */ -- { NULL, 60, 1600, 1200, 6172, 304, 64, 46, 1, 192, 3, - FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -- FB_VMODE_NONINTERLACED, 0 }, -- /* 1920x1440-60 */ -- { NULL, 60, 1920, 1440, 4273, 344, 128, 56, 1, 208, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1920x1440-70 */ -- { NULL, 70, 1920, 1440, 3593, 360, 152, 55, 8, 208, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1920x1440-72 */ -- { NULL, 72, 1920, 1440, 3472, 360, 152, 68, 4, 208, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1920x1440-75 */ -- { NULL, 75, 1920, 1440, 3367, 352, 144, 56, 1, 224, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -- /* 1920x1440-85 */ -- { NULL, 85, 1920, 1440, 2929, 368, 152, 68, 1, 216, 3, -- 0, FB_VMODE_NONINTERLACED, 0 }, -+ FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, -+ /* 1200x900-75 - CRT timings for the OLPC mode */ -+ { NULL, 75, 1200, 900, 8049, 104, 240, 29, 54, 136, 3, -+ 0, FB_VMODE_NONINTERLACED, 0 } - }; - -+#ifdef CONFIG_OLPC -+const struct fb_videomode olpc_dcon_modedb[] __initdata = { -+ /* The only mode the DCON has is 1200x900 */ -+ { NULL, 50, 1200, 900, 17460, 24, 8, 4, 5, 8, 3, -+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, -+ FB_VMODE_NONINTERLACED, 0 } -+}; -+#endif -+ - static int lxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) - { - if (var->xres > 1920 || var->yres > 1440) -@@ -379,16 +278,55 @@ static int __init lxfb_map_video_memory( - return 0; - } - -+static int lxfb_set_gamma(struct fb_info *info, void * __user data) -+{ -+ unsigned int gamma[LXFB_GAMMA_DWORDS]; -+ -+ if (copy_from_user(gamma, data, LXFB_GAMMA_SIZE)) -+ return -EFAULT; -+ -+ lx_set_gamma(info, gamma, LXFB_GAMMA_SIZE); -+ return 0; -+} -+ -+static int lxfb_get_gamma(struct fb_info *info, void * __user data) -+{ -+ unsigned int gamma[LXFB_GAMMA_DWORDS]; -+ memset(gamma, 0, sizeof(gamma)); -+ -+ lx_get_gamma(info, gamma, LXFB_GAMMA_DWORDS); -+ -+ return copy_to_user(data, gamma, LXFB_GAMMA_SIZE) ? -+ -EFAULT : 0; -+} -+ -+static int lxfb_ioctl( struct fb_info *info, unsigned int cmd, -+ unsigned long arg) -+{ -+ switch(cmd) { -+ case FBIOSGAMMA: -+ return lxfb_set_gamma(info, (void * __user) arg); -+ -+ case FBIOGGAMMA: -+ return lxfb_get_gamma(info, (void * __user) arg); -+ } -+ -+ return -ENOTTY; -+} -+ - static struct fb_ops lxfb_ops = { - .owner = THIS_MODULE, - .fb_check_var = lxfb_check_var, - .fb_set_par = lxfb_set_par, - .fb_setcolreg = lxfb_setcolreg, - .fb_blank = lxfb_blank, -+ .fb_ioctl = lxfb_ioctl, - /* No HW acceleration for now. */ - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, -+ .fb_powerdown = lx_shutdown, -+ .fb_powerup = lx_powerup, - }; - - static struct fb_info * __init lxfb_init_fbinfo(struct device *dev) -@@ -431,6 +369,45 @@ static struct fb_info * __init lxfb_init - return info; - } - -+#ifdef CONFIG_PM -+ -+static int lxfb_suspend(struct pci_dev *pdev, pm_message_t state) -+{ -+ struct fb_info *info = pci_get_drvdata(pdev); -+ -+ if (pdev->dev.power.power_state.event == state.event) -+ return 0; -+ -+ if (state.event == PM_EVENT_SUSPEND) { -+ -+ acquire_console_sem(); -+ lx_shutdown(info); -+ fb_set_suspend(info, 1); -+ release_console_sem(); -+ } -+ -+ pdev->dev.power.power_state = state; -+ return 0; -+} -+ -+static int lxfb_resume(struct pci_dev *pdev) -+{ -+ struct fb_info *info = pci_get_drvdata(pdev); -+ -+ acquire_console_sem(); -+ -+ /* Turn the engine completely on */ -+ -+ lx_powerup(info); -+ fb_set_suspend(info, 0); -+ release_console_sem(); -+ -+ pdev->dev.power.power_state = PMSG_ON; -+ return 0; -+} -+ -+#endif -+ - static int __init lxfb_probe(struct pci_dev *pdev, - const struct pci_device_id *id) - { -@@ -467,6 +444,13 @@ static int __init lxfb_probe(struct pci_ - modedb_ptr = (struct fb_videomode *) geode_modedb; - modedb_size = ARRAY_SIZE(geode_modedb); - -+#ifdef CONFIG_OLPC -+ if (olpc_has_dcon()) { -+ modedb_ptr = (struct fb_videomode *) olpc_dcon_modedb; -+ modedb_size = ARRAY_SIZE(olpc_dcon_modedb); -+ } -+#endif -+ - ret = fb_find_mode(&info->var, info, mode_option, - modedb_ptr, modedb_size, NULL, 16); - -@@ -556,6 +540,10 @@ static struct pci_driver lxfb_driver = { - .id_table = lxfb_id_table, - .probe = lxfb_probe, - .remove = lxfb_remove, -+#ifdef CONFIG_PM -+ .suspend = lxfb_suspend, -+ .resume = lxfb_resume -+#endif - }; - - #ifndef MODULE -Index: linux-2.6.23.17/drivers/video/geode/lxfb_ops.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/lxfb_ops.c -+++ linux-2.6.23.17/drivers/video/geode/lxfb_ops.c -@@ -13,9 +13,13 @@ - #include <linux/fb.h> - #include <linux/uaccess.h> - #include <linux/delay.h> -+#include <asm/olpc.h> - - #include "lxfb.h" - -+#define _GEODELX_ -+#include "geode_regs.h" -+ - /* TODO - * Support panel scaling - * Add acceleration -@@ -290,6 +294,19 @@ unsigned int lx_framebuffer_size(void) - { - unsigned int val; - -+#ifdef CONFIG_OLPC -+ if (machine_is_olpc() && !olpc_has_vsa()) { -+ u32 hi,lo; -+ rdmsr(MSR_LX_GLIU0_P2D_RO0, lo, hi); -+ -+ /* Top page number */ -+ val = ((hi & 0xff) << 12) | ((lo & 0xfff00000) >> 20); -+ val -= (lo & 0x000fffff); /* Subtract bottom page number */ -+ val += 1; /* Adjust page count */ -+ return (val << 12); -+ } -+#endif -+ - /* The frame buffer size is reported by a VSM in VSA II */ - /* Virtual Register Class = 0x02 */ - /* VG_MEM_SIZE (1MB units) = 0x00 */ -@@ -301,6 +318,34 @@ unsigned int lx_framebuffer_size(void) - return (val << 20); - } - -+void lx_set_gamma(struct fb_info *info, unsigned int *gamma, int len) -+{ -+ int i; -+ struct lxfb_par *par = info->par; -+ -+ writel(0, par->df_regs + DF_PAR); -+ -+ /* Sequential writes to the data register will increment the -+ address automatically */ -+ -+ for(i = 0; i < len; i++) -+ writel(gamma[i] & 0xFFFFFF, par->df_regs + DF_PDR); -+ -+ writel(readl(par->df_regs + DF_MISC) & ~DF_MISC_GAM_BYPASS, -+ par->df_regs + DF_MISC); -+} -+ -+void lx_get_gamma(struct fb_info *info, unsigned int *gamma, int len) -+{ -+ int i; -+ struct lxfb_par *par = info->par; -+ -+ writel(0, par->df_regs + DF_PAR); -+ -+ for(i = 0; i < len;i++) -+ gamma[i] = readl(par->df_regs + DF_PDR); -+} -+ - void lx_set_mode(struct fb_info *info) - { - struct lxfb_par *par = info->par; -@@ -313,6 +358,7 @@ void lx_set_mode(struct fb_info *info) - int vactive, vblankstart, vsyncstart, vsyncend, vblankend, vtotal; - - /* Unlock the DC registers */ -+ readl(par->dc_regs + DC_UNLOCK); - writel(DC_UNLOCK_CODE, par->dc_regs + DC_UNLOCK); - - lx_graphics_disable(info); -@@ -534,3 +580,285 @@ int lx_blank_display(struct fb_info *inf - - return 0; - } -+ -+static struct geoderegs saved_regs; -+ -+static void lx_save_regs(struct fb_info *info, struct geoderegs *regs) -+{ -+ struct lxfb_par *par = info->par; -+ int i; -+ -+ /* Wait for the command buffer to empty */ -+ while(!(readl(par->gp_regs + 0x44) & (1 << 4))); -+ -+ rdmsrl(MSR_LX_DF_PADSEL, regs->msr.padsel); -+ rdmsrl(MSR_LX_GLCP_DOTPLL, regs->msr.dotpll); -+ rdmsrl(MSR_LX_DF_GLCONFIG, regs->msr.dfglcfg); -+ rdmsrl(MSR_LX_DC_SPARE, regs->msr.dcspare); -+ -+ writel(0x4758, par->dc_regs + 0x00); -+ -+ memcpy(regs->gp.b, par->gp_regs, GP_REG_SIZE); -+ memcpy(regs->dc.b, par->dc_regs, DC_REG_SIZE); -+ memcpy(regs->vp.b, par->df_regs, VP_REG_SIZE); -+ memcpy(regs->fp.b, par->df_regs + VP_FP_START, FP_REG_SIZE); -+ -+ /* Save the palettes */ -+ writel(0, par->dc_regs + 0x70); -+ -+ for(i = 0; i < DC_PAL_SIZE; i++) -+ regs->pal[i] = readl(par->dc_regs + 0x74); -+ -+ writel(0, par->df_regs + 0x38); -+ -+ for(i = 0; i <= 0xFF; i++) -+ regs->gamma[i] = readl(par->df_regs + 0x40); -+} -+ -+static void lx_restore_regs(struct fb_info *info, struct geoderegs *regs) -+{ -+ struct lxfb_par *par = info->par; -+ u32 val, i; -+ -+ /* == DOTPLL == */ -+ -+ lx_set_dotpll((u32) (regs->msr.dotpll >> 32)); -+ -+ /* MSRs */ -+ -+ wrmsrl(MSR_LX_DF_GLCONFIG, regs->msr.dfglcfg); -+ -+ /* == GP == */ -+ -+ writel(regs->gp.r.dst_offset, par->gp_regs + 0x00); -+ writel(regs->gp.r.src_offset, par->gp_regs + 0x04); -+ writel(regs->gp.r.stride, par->gp_regs + 0x08); -+ writel(regs->gp.r.wid_height, par->gp_regs + 0x0C); -+ writel(regs->gp.r.src_color_fg, par->gp_regs + 0x10); -+ writel(regs->gp.r.src_color_bg, par->gp_regs + 0x14); -+ writel(regs->gp.r.pat_color_0, par->gp_regs + 0x18); -+ writel(regs->gp.r.pat_color_1, par->gp_regs + 0x1C); -+ writel(regs->gp.r.pat_color_2, par->gp_regs + 0x20); -+ writel(regs->gp.r.pat_color_3, par->gp_regs + 0x24); -+ writel(regs->gp.r.pat_color_4, par->gp_regs + 0x28); -+ writel(regs->gp.r.pat_color_5, par->gp_regs + 0x2C); -+ writel(regs->gp.r.pat_data_0, par->gp_regs + 0x30); -+ writel(regs->gp.r.pat_data_1, par->gp_regs + 0x34); -+ -+ /* Writing to these registers would cause a blt to happen */ -+ /* 0x38, 0x3c, 0x40 */ -+ -+ /* Status register (0x44) is read only */ -+ -+ writel(regs->gp.r.hst_src, par->gp_regs + 0x48); -+ writel(regs->gp.r.base_offset, par->gp_regs + 0x4c); -+ writel(regs->gp.r.cmd_top, par->gp_regs + 0x50); -+ writel(regs->gp.r.cmd_bot, par->gp_regs + 0x54); -+ writel(regs->gp.r.cmd_read, par->gp_regs + 0x58); -+ writel(regs->gp.r.cmd_write, par->gp_regs + 0x5C); -+ writel(regs->gp.r.ch3_offset, par->gp_regs + 0x60); -+ writel(regs->gp.r.ch3_mode_str, par->gp_regs + 0x64); -+ writel(regs->gp.r.ch3_width, par->gp_regs + 0x6C); -+ writel(regs->gp.r.ch3_hsrc, par->gp_regs + 0x70); -+ -+ /* FIXME: Restore the LUT data here */ -+ -+ writel(regs->gp.r.int_cntrl, par->gp_regs + 0x70); -+ -+ /* == DC == */ -+ -+ /* Write the unlock value */ -+ writel(0x4758, par->dc_regs + 0x00); -+ -+ /* Write the palette data first */ -+ -+ writel(0, par->dc_regs + 0x70); -+ -+ for(i = 0; i < DC_PAL_SIZE; i++) -+ writel(regs->pal[i], par->dc_regs + 0x74); -+ -+ /* MSRs */ -+ wrmsrl(MSR_LX_DC_SPARE, regs->msr.dcspare); -+ -+ /* Write the gcfg register without the enables */ -+ writel(regs->dc.r.gcfg & ~0x0F, par->dc_regs + 0x04); -+ -+ /* Write the vcfg register without the enables */ -+ writel(regs->dc.r.dcfg & ~0x19, par->dc_regs + 0x08); -+ -+ /* Write the rest of the active registers */ -+ writel(regs->dc.r.arb, par->dc_regs + 0x0C); -+ writel(regs->dc.r.fb_st_offset, par->dc_regs + 0x10); -+ writel(regs->dc.r.cb_st_offset, par->dc_regs + 0x14); -+ writel(regs->dc.r.curs_st_offset, par->dc_regs + 0x18); -+ writel(regs->dc.r.icon_st_offset, par->dc_regs + 0x1C); -+ writel(regs->dc.r.vid_y_st_offset, par->dc_regs + 0x20); -+ writel(regs->dc.r.vid_u_st_offset, par->dc_regs + 0x24); -+ writel(regs->dc.r.vid_v_st_offset, par->dc_regs + 0x28); -+ writel(regs->dc.r.dctop, par->dc_regs + 0x2c); -+ writel(regs->dc.r.line_size, par->dc_regs + 0x30); -+ writel(regs->dc.r.gfx_pitch, par->dc_regs + 0x34); -+ writel(regs->dc.r.vid_yuv_pitch, par->dc_regs + 0x38); -+ writel(regs->dc.r.h_active_timing, par->dc_regs + 0x40); -+ writel(regs->dc.r.h_blank_timing, par->dc_regs + 0x44); -+ writel(regs->dc.r.h_sync_timing, par->dc_regs + 0x48); -+ writel(regs->dc.r.v_active_timing, par->dc_regs + 0x50); -+ writel(regs->dc.r.v_blank_timing, par->dc_regs + 0x54); -+ writel(regs->dc.r.v_sync_timing, par->dc_regs + 0x58); -+ writel(regs->dc.r.fbactive, par->dc_regs + 0x5c); -+ writel(regs->dc.r.dc_cursor_x, par->dc_regs + 0x60); -+ writel(regs->dc.r.dc_cursor_y, par->dc_regs + 0x64); -+ writel(regs->dc.r.dc_icon_x, par->dc_regs + 0x68); -+ -+ /* Skip register 0x6C (line_cnt), 0x70/0x74 (palette), -+ 0x78 (diagnostic), and 0x7c (diagnostic) -+ */ -+ -+ writel(regs->dc.r.dc_vid_ds_delta, par->dc_regs + 0x80); -+ writel(regs->dc.r.gliu0_mem_offset, par->dc_regs + 0x84); -+ writel(regs->dc.r.dv_ctl, par->dc_regs + 0x88); -+ writel(regs->dc.r.dv_acc, par->dc_regs + 0x8C); -+ -+ writel(regs->dc.r.gfx_scale, par->dc_regs + 0x90); -+ writel(regs->dc.r.irq_filt_ctl, par->dc_regs + 0x94); -+ writel(regs->dc.r.filt_coeff1, par->dc_regs + 0x98); -+ writel(regs->dc.r.filt_coeff2, par->dc_regs + 0x9C); -+ writel(regs->dc.r.vbi_event_ctl, par->dc_regs + 0xA0); -+ -+ writel(regs->dc.r.vbi_odd_ctl, par->dc_regs + 0xA4); -+ writel(regs->dc.r.vbi_hor, par->dc_regs + 0xA8); -+ writel(regs->dc.r.vbi_ln_odd, par->dc_regs + 0xAC); -+ writel(regs->dc.r.vbi_ln_event, par->dc_regs + 0xB0); -+ writel(regs->dc.r.vbi_pitch, par->dc_regs + 0xB4); -+ writel(regs->dc.r.clr_key, par->dc_regs + 0xB8); -+ writel(regs->dc.r.clr_key_mask, par->dc_regs + 0xBC); -+ -+ writel(regs->dc.r.clr_key_x, par->dc_regs + 0xC0); -+ writel(regs->dc.r.clr_key_y, par->dc_regs + 0xC4); -+ writel(regs->dc.r.irq, par->dc_regs + 0xC8); -+ writel(regs->dc.r.genlk_ctrl, par->dc_regs + 0xD4); -+ -+ writel(regs->dc.r.vid_even_y_st_offset, par->dc_regs + 0xD8); -+ writel(regs->dc.r.vid_even_u_st_offset, par->dc_regs + 0xDC); -+ writel(regs->dc.r.vid_even_v_st_offset, par->dc_regs + 0xE0); -+ -+ writel(regs->dc.r.v_active_even_timing, par->dc_regs + 0xE4); -+ writel(regs->dc.r.v_blank_even_timing, par->dc_regs + 0xE8); -+ writel(regs->dc.r.v_sync_even_timing, par->dc_regs + 0xEC); -+ -+ /* == VP == */ -+ -+ /* MSR */ -+ wrmsrl(MSR_LX_DF_PADSEL, regs->msr.padsel); -+ -+ /* Write gamma information first */ -+ -+ writel(0, par->df_regs + 0x38); -+ -+ for(i = 0; i <= 0xFF; i++) -+ writel((u32) regs->gamma[i], par->df_regs + 0x40); -+ -+ /* Don't enable video yet */ -+ writel((u32) regs->vp.r.vcfg & ~0x01, par->df_regs + 0x00); -+ -+ /* Don't enable the CRT yet */ -+ writel((u32) regs->vp.r.dcfg & ~0x0F, par->df_regs + 0x08); -+ -+ /* Write the rest of the VP registers */ -+ -+ writel((u32) regs->vp.r.vx, par->df_regs + 0x10); -+ writel((u32) regs->vp.r.vy, par->df_regs + 0x18); -+ writel((u32) regs->vp.r.vs, par->df_regs + 0x20); -+ writel((u32) regs->vp.r.vck, par->df_regs + 0x28); -+ writel((u32) regs->vp.r.vcm, par->df_regs + 0x30); -+ writel((u32) regs->vp.r.misc, par->df_regs + 0x50); -+ writel((u32) regs->vp.r.ccs, par->df_regs + 0x58); -+ writel((u32) regs->vp.r.vdc, par->df_regs + 0x78); -+ writel((u32) regs->vp.r.vco, par->df_regs + 0x80); -+ writel((u32) regs->vp.r.crc, par->df_regs + 0x88); -+ writel((u32) regs->vp.r.vde, par->df_regs + 0x98); -+ writel((u32) regs->vp.r.cck, par->df_regs + 0xA0); -+ writel((u32) regs->vp.r.ccm, par->df_regs + 0xA8); -+ writel((u32) regs->vp.r.cc1, par->df_regs + 0xB0); -+ writel((u32) regs->vp.r.cc2, par->df_regs + 0xB8); -+ writel((u32) regs->vp.r.a1x, par->df_regs + 0xC0); -+ writel((u32) regs->vp.r.a1y, par->df_regs + 0xC8); -+ writel((u32) regs->vp.r.a1c, par->df_regs + 0xD0); -+ writel((u32) regs->vp.r.a1t, par->df_regs + 0xD8); -+ writel((u32) regs->vp.r.a2x, par->df_regs + 0xE0); -+ writel((u32) regs->vp.r.a2y, par->df_regs + 0xE8); -+ writel((u32) regs->vp.r.a2c, par->df_regs + 0xF0); -+ writel((u32) regs->vp.r.a2t, par->df_regs + 0xF8); -+ writel((u32) regs->vp.r.a3x, par->df_regs + 0x100); -+ writel((u32) regs->vp.r.a3y, par->df_regs + 0x108); -+ writel((u32) regs->vp.r.a3c, par->df_regs + 0x110); -+ writel((u32) regs->vp.r.a3t, par->df_regs + 0x118); -+ writel((u32) regs->vp.r.vrr, par->df_regs + 0x120); -+ -+ writel((u32) regs->vp.r.vye, par->df_regs + 0x138); -+ writel((u32) regs->vp.r.a1ye, par->df_regs + 0x140); -+ writel((u32) regs->vp.r.a2ye, par->df_regs + 0x148); -+ writel((u32) regs->vp.r.a3ye, par->df_regs + 0x150); -+ -+ /* == FP == */ -+ -+ writel((u32) regs->fp.r.pt1, par->df_regs + 0x400); -+ writel((u32) regs->fp.r.pt2, par->df_regs + 0x408); -+ writel((u32) regs->fp.r.dfc, par->df_regs + 0x418); -+ writel(regs->fp.r.dca, par->df_regs + 0x448); -+ writel(regs->fp.r.dmd, par->df_regs + 0x450); -+ writel(regs->fp.r.crc, par->df_regs + 0x458); -+ -+ /* Final enables */ -+ -+ val = readl(par->df_regs + 0x410); -+ -+ /* Control the panel */ -+ if (regs->fp.r.pm & (1 << 24)) { -+ -+ if (!(val & 0x09)) -+ writel(regs->fp.r.pm, par->df_regs + 0x410); -+ } -+ else { -+ if (!(val & 0x05)) -+ writel(regs->fp.r.pm, par->df_regs + 0x410); -+ } -+ -+ /* Turn everything on */ -+ -+ writel(regs->dc.r.gcfg, par->dc_regs + 0x04); -+ writel((u32) regs->vp.r.vcfg, par->df_regs + 0x00); -+ writel((u32) regs->vp.r.dcfg, par->df_regs + 0x08); -+ writel(regs->dc.r.dcfg, par->dc_regs + 0x08); -+} -+ -+static int lx_power_on = 1; -+ -+int lx_shutdown(struct fb_info *info) -+{ -+ struct lxfb_par *par = info->par; -+ -+ if (lx_power_on == 0) -+ return 0; -+ -+ writel(DC_UNLOCK_CODE, par->dc_regs + DC_UNLOCK); -+ lx_save_regs(info, &saved_regs); -+ lx_graphics_disable(info); -+ -+ lx_power_on = 0; -+ return 0; -+} -+ -+int lx_powerup(struct fb_info *info) -+{ -+ struct lxfb_par *par = info->par; -+ -+ if (lx_power_on == 1) -+ return 0; -+ -+ lx_restore_regs(info, &saved_regs); -+ writel(0, par->dc_regs + DC_UNLOCK); -+ -+ lx_power_on = 1; -+ return 0; -+} -Index: linux-2.6.23.17/drivers/video/geode/video_gx.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/video_gx.c -+++ linux-2.6.23.17/drivers/video/geode/video_gx.c -@@ -16,10 +16,14 @@ - #include <asm/io.h> - #include <asm/delay.h> - #include <asm/msr.h> -+#include <asm/olpc.h> - - #include "geodefb.h" - #include "video_gx.h" -+#include "display_gx.h" - -+/* This structure is used to store the saved registers during suspend */ -+static struct geoderegs gx_saved_regs; - - /* - * Tables of register settings for various DOTCLKs. -@@ -58,7 +62,7 @@ static const struct gx_pll_entry gx_pll_ - { 13888, POSTDIV3, 0x000007E1 }, /* 72.0000 */ - { 13426, PREMULT2, 0x00000F4A }, /* 74.4810 */ - { 13333, 0, 0x00000052 }, /* 75.0000 */ -- { 12698, 0, 0x00000056 }, /* 78.7500 */ -+ { 12698, 0, 0x00000056 }, /* 78.7500 */ - { 12500, POSTDIV3|PREMULT2, 0x00000709 }, /* 80.0000 */ - { 11135, PREMULT2, 0x00000262 }, /* 89.8000 */ - { 10582, 0, 0x000002D2 }, /* 94.5000 */ -@@ -117,8 +121,9 @@ static const struct gx_pll_entry gx_pll_ - { 4357, 0, 0x0000057D }, /* 229.5000 */ - }; - --static void gx_set_dclk_frequency(struct fb_info *info) -+void gx_set_dclk_frequency(struct fb_info *info) - { -+ struct geodefb_par *par = info->par; - const struct gx_pll_entry *pll_table; - int pll_table_len; - int i, best_i; -@@ -173,115 +178,169 @@ static void gx_set_dclk_frequency(struct - do { - rdmsrl(MSR_GLCP_DOTPLL, dotpll); - } while (timeout-- && !(dotpll & MSR_GLCP_DOTPLL_LOCK)); -+ -+ par->curdclk = pll_table[best_i].dotpll_value; - } - --static void --gx_configure_tft(struct fb_info *info) -+/* Find out the current clock - we will use this information to avoid -+ re-programming it if we don't need to */ -+ -+unsigned int gx_get_dclk(struct fb_info *info) - { -- struct geodefb_par *par = info->par; -- unsigned long val; -- unsigned long fp; -+ const struct gx_pll_entry *pll_table; -+ int pll_table_len; -+ u64 dotpll; -+ int i; - -- /* Set up the DF pad select MSR */ -+ if (cpu_data->x86_mask == 1) { -+ pll_table = gx_pll_table_14MHz; -+ pll_table_len = ARRAY_SIZE(gx_pll_table_14MHz); -+ } else { -+ pll_table = gx_pll_table_48MHz; -+ pll_table_len = ARRAY_SIZE(gx_pll_table_48MHz); -+ } - -- rdmsrl(GX_VP_MSR_PAD_SELECT, val); -- val &= ~GX_VP_PAD_SELECT_MASK; -- val |= GX_VP_PAD_SELECT_TFT; -- wrmsrl(GX_VP_MSR_PAD_SELECT, val); -+ rdmsrl(MSR_GLCP_DOTPLL, dotpll); - -- /* Turn off the panel */ -+ for(i = 0; i < pll_table_len; i++) { -+ if (pll_table[i].dotpll_value == (u32) (dotpll >> 32)) -+ break; -+ } -+ -+ return (i == pll_table_len) ? 0 : pll_table[i].pixclock; -+} - -- fp = readl(par->vid_regs + GX_FP_PM); -- fp &= ~GX_FP_PM_P; -- writel(fp, par->vid_regs + GX_FP_PM); - -- /* Set timing 1 */ -+#define CMP(val, mask, res) (((val) & (mask)) == (res)) - -- fp = readl(par->vid_regs + GX_FP_PT1); -- fp &= GX_FP_PT1_VSIZE_MASK; -- fp |= info->var.yres << GX_FP_PT1_VSIZE_SHIFT; -- writel(fp, par->vid_regs + GX_FP_PT1); -+static void -+gx_configure_tft(struct fb_info *info) { - -- /* Timing 2 */ -- /* Set bits that are always on for TFT */ -+ struct geodefb_par *par = info->par; -+ u32 val, fp = 0, fp1, fp2, sync = 0; - -- fp = 0x0F100000; -+ /* Set up the DF pad select MSR */ - -- /* Add sync polarity */ -+ rdmsrl(GX_VP_MSR_PAD_SELECT, val); -+ -+ if ((val & GX_VP_PAD_SELECT_MASK) != GX_VP_PAD_SELECT_TFT) { -+ val &= ~GX_VP_PAD_SELECT_MASK; -+ val |= GX_VP_PAD_SELECT_TFT; -+ wrmsrl(GX_VP_MSR_PAD_SELECT, val); -+ } - - if (!(info->var.sync & FB_SYNC_VERT_HIGH_ACT)) -- fp |= GX_FP_PT2_VSP; -+ sync |= GX_FP_PT2_VSP; - - if (!(info->var.sync & FB_SYNC_HOR_HIGH_ACT)) -- fp |= GX_FP_PT2_HSP; -+ sync |= GX_FP_PT2_HSP; - -- writel(fp, par->vid_regs + GX_FP_PT2); -+ /* We only need to turn off the panel if something changed */ - -- /* Set the dither control */ -- writel(0x70, par->vid_regs + GX_FP_DFC); -+ fp1 = readl(par->vid_regs + GX_FP_PT1); -+ fp2 = readl(par->vid_regs + GX_FP_PT2); -+ -+ if (!CMP(fp1, GX_FP_PT1_VSIZE_MASK, info->var.yres << GX_FP_PT1_VSIZE_SHIFT) || -+ (fp2 != (0x0F100000 | sync))) { -+ -+ /* Turn off the panel */ -+ -+#ifdef NOTUSED -+ /* Do we really need to turn off the panel? */ -+ /* Possibly - we have a glitch somewhere */ - -- /* Enable the FP data and power (in case the BIOS didn't) */ -+ fp = readl(par->vid_regs + GX_FP_PM); -+ fp &= ~GX_FP_PM_P; -+ writel(fp, par->vid_regs + GX_FP_PM); -+#endif - -- fp = readl(par->vid_regs + GX_DCFG); -- fp |= GX_DCFG_FP_PWR_EN | GX_DCFG_FP_DATA_EN; -- writel(fp, par->vid_regs + GX_DCFG); -+ /* Timing 1 */ -+ fp1 &= GX_FP_PT1_VSIZE_MASK; -+ fp1 |= info->var.yres << GX_FP_PT1_VSIZE_SHIFT; -+ writel(fp, par->vid_regs + GX_FP_PT1); - -- /* Unblank the panel */ -+ /* Timing 2 */ -+ writel(0x0F100000 | sync, par->vid_regs + GX_FP_PT2); -+ } -+ -+ /* Set the dither control */ -+ if (readl(par->vid_regs + GX_FP_DFC) != 0x70) { -+ writel(0x70, par->vid_regs + GX_FP_DFC); -+ } -+ -+ /* Turn on the panel */ - - fp = readl(par->vid_regs + GX_FP_PM); -- fp |= GX_FP_PM_P; -- writel(fp, par->vid_regs + GX_FP_PM); -+ -+ if (!(fp & 0x09)) -+ writel(fp | GX_FP_PM_P, par->vid_regs + GX_FP_PM); - } - -+#define DCFG_DEFAULT_VAL GX_DCFG_CRT_SYNC_SKW_DFLT | GX_DCFG_HSYNC_EN | GX_DCFG_VSYNC_EN | \ -+GX_DCFG_CRT_EN | GX_DCFG_DAC_BL_EN -+ - static void gx_configure_display(struct fb_info *info) - { - struct geodefb_par *par = info->par; -- u32 dcfg, misc; -+ u32 dcfg, misc, sync = 0; - - /* Set up the MISC register */ -- - misc = readl(par->vid_regs + GX_MISC); - -- /* Power up the DAC */ -- misc &= ~(GX_MISC_A_PWRDN | GX_MISC_DAC_PWRDN); -+ /* We leave gamma enabled if it was already enabled. -+ Although the hardware enables it without setting -+ up the gamma table, the BIOS or bootloader ought -+ to have either disabled it or loaded a table by now */ - -- /* Disable gamma correction */ -- misc |= GX_MISC_GAM_EN; - -- writel(misc, par->vid_regs + GX_MISC); - -- /* Write the display configuration */ -- dcfg = readl(par->vid_regs + GX_DCFG); -+ if (par->enable_crt) { -+ /* Power up the CRT DACs */ -+ if (misc & ( GX_MISC_A_PWRDN | GX_MISC_DAC_PWRDN)) { -+ misc &= ~(GX_MISC_A_PWRDN | GX_MISC_DAC_PWRDN); -+ writel(misc, par->vid_regs + GX_MISC); -+ } - -- /* Disable hsync and vsync */ -- dcfg &= ~(GX_DCFG_VSYNC_EN | GX_DCFG_HSYNC_EN); -- writel(dcfg, par->vid_regs + GX_DCFG); -+ if (!(info->var.sync & FB_SYNC_HOR_HIGH_ACT)) -+ sync |= GX_DCFG_CRT_HSYNC_POL; - -- /* Clear bits from existing mode. */ -- dcfg &= ~(GX_DCFG_CRT_SYNC_SKW_MASK -- | GX_DCFG_CRT_HSYNC_POL | GX_DCFG_CRT_VSYNC_POL -- | GX_DCFG_VSYNC_EN | GX_DCFG_HSYNC_EN); -+ if (!(info->var.sync & FB_SYNC_VERT_HIGH_ACT)) -+ sync |= GX_DCFG_CRT_VSYNC_POL; -+ } -+ else { -+ /* Turn off the CRT DACs in FP mode - we don't need them */ -+ if ((misc & (GX_MISC_A_PWRDN | GX_MISC_DAC_PWRDN))) { -+ misc |= (GX_MISC_A_PWRDN | GX_MISC_DAC_PWRDN); -+ writel(misc, par->vid_regs + GX_MISC); -+ } -+ } - -- /* Set default sync skew. */ -- dcfg |= GX_DCFG_CRT_SYNC_SKW_DFLT; -+ /* Write the display configuration */ -+ dcfg = readl(par->vid_regs + GX_DCFG); - -- /* Enable hsync and vsync. */ -- dcfg |= GX_DCFG_HSYNC_EN | GX_DCFG_VSYNC_EN; -+ if (!CMP(dcfg, DCFG_DEFAULT_VAL | GX_DCFG_CRT_HSYNC_POL | GX_DCFG_CRT_VSYNC_POL, -+ DCFG_DEFAULT_VAL | sync)) { - -- /* Sync polarities. */ -- if (info->var.sync & FB_SYNC_HOR_HIGH_ACT) -- dcfg |= GX_DCFG_CRT_HSYNC_POL; -- if (info->var.sync & FB_SYNC_VERT_HIGH_ACT) -- dcfg |= GX_DCFG_CRT_VSYNC_POL; -+ /* Disable hsync and vsync */ -+ dcfg &= ~(GX_DCFG_VSYNC_EN | GX_DCFG_HSYNC_EN); -+ writel(dcfg, par->vid_regs + GX_DCFG); - -- /* Enable the display logic */ -- /* Set up the DACS to blank normally */ -+ /* Clear bits from existing mode. */ -+ dcfg &= ~(GX_DCFG_CRT_SYNC_SKW_MASK -+ | GX_DCFG_CRT_HSYNC_POL | GX_DCFG_CRT_VSYNC_POL -+ | GX_DCFG_VSYNC_EN | GX_DCFG_HSYNC_EN); - -- dcfg |= GX_DCFG_CRT_EN | GX_DCFG_DAC_BL_EN; -+ /* Set default sync skew. */ -+ dcfg |= GX_DCFG_CRT_SYNC_SKW_DFLT; - -- /* Enable the external DAC VREF? */ -+ /* Enable hsync and vsync. */ -+ dcfg |= GX_DCFG_HSYNC_EN | GX_DCFG_VSYNC_EN; - -- writel(dcfg, par->vid_regs + GX_DCFG); -+ /* Enable the display logic */ -+ dcfg |= GX_DCFG_CRT_EN | GX_DCFG_DAC_BL_EN; -+ -+ writel(dcfg, par->vid_regs + GX_DCFG); -+ } - - /* Set up the flat panel (if it is enabled) */ - -@@ -289,6 +348,100 @@ static void gx_configure_display(struct - gx_configure_tft(info); - } - -+int gxfb_powerdown(struct fb_info *info) -+{ -+ struct geodefb_par *par = info->par; -+ -+ /* We're already suspended */ -+ -+ if (par->state != FB_POWER_STATE_ON) -+ return 0; -+ -+ /* Save the registers */ -+ gx_save_regs(info, &gx_saved_regs); -+ -+ /* Shut down the engine */ -+ -+ writel(gx_saved_regs.vp.r.vcfg & ~0x01, par->vid_regs + GX_VCFG); -+ writel(gx_saved_regs.vp.r.dcfg & ~0x0F, par->vid_regs + GX_DCFG); -+ -+ /* Turn off the flat panel unless we are attached to a DCON */ -+ if (!olpc_has_dcon()) -+ writel(gx_saved_regs.fp.r.pm & ~GX_FP_PM_P, par->vid_regs + GX_FP_PM); -+ -+ writel(0x4758, par->dc_regs + DC_UNLOCK); -+ -+ writel(gx_saved_regs.dc.r.gcfg & ~0x0F, -+ par->dc_regs + DC_GENERAL_CFG); -+ -+ writel(gx_saved_regs.dc.r.dcfg & ~0x19, -+ par->dc_regs + DC_DISPLAY_CFG); -+ -+ par->state = FB_POWER_STATE_SUSPEND; -+ -+ return 0; -+} -+ -+int gxfb_powerup(struct fb_info *info) -+{ -+ struct geodefb_par *par = info->par; -+ u32 val; -+ -+ if (par->state == FB_POWER_STATE_SUSPEND) { -+ -+ writel(gx_saved_regs.dc.r.dcfg, -+ par->dc_regs + DC_DISPLAY_CFG); -+ -+ writel(gx_saved_regs.vp.r.vcfg, par->vid_regs + GX_VCFG); -+ writel(gx_saved_regs.vp.r.dcfg, par->vid_regs + GX_DCFG); -+ -+ val = readl(par->vid_regs + GX_FP_PM); -+ -+ /* power up the panel if it needs it; we don't always power it down */ -+ if (!(val & 0x09)) { -+ writel(gx_saved_regs.fp.r.pm, par->vid_regs + GX_FP_PM); -+ mdelay(64); -+ } -+ } -+ -+ /* If the panel is currently on its way up, then wait up to 100ms -+ for it */ -+ -+ if (readl(par->vid_regs + GX_FP_PM) & 0x08) { -+ int i; -+ -+ for(i = 0; i < 10; i++) { -+ if (readl(par->vid_regs + GX_FP_PM) & 0x01) -+ break; -+ -+ mdelay(10); -+ } -+ -+ if (i == 10) -+ printk(KERN_ERR "gxfb: Panel power up timed out\n"); -+ } -+ -+ if (par->state == FB_POWER_STATE_ON) -+ return 0; -+ -+ switch(par->state) { -+ case FB_POWER_STATE_OFF: -+ gx_restore_regs(info, &gx_saved_regs); -+ break; -+ -+ case FB_POWER_STATE_SUSPEND: -+ /* Do this because it will turn on the FIFO which will -+ start the line count */ -+ writel(gx_saved_regs.dc.r.gcfg, -+ par->dc_regs + DC_GENERAL_CFG); -+ writel(0x0, par->dc_regs + DC_UNLOCK); -+ break; -+ } -+ -+ par->state = FB_POWER_STATE_ON; -+ return 0; -+} -+ - static int gx_blank_display(struct fb_info *info, int blank_mode) - { - struct geodefb_par *par = info->par; -@@ -315,6 +468,7 @@ static int gx_blank_display(struct fb_in - default: - return -EINVAL; - } -+ - dcfg = readl(par->vid_regs + GX_DCFG); - dcfg &= ~(GX_DCFG_DAC_BL_EN - | GX_DCFG_HSYNC_EN | GX_DCFG_VSYNC_EN); -@@ -326,7 +480,7 @@ static int gx_blank_display(struct fb_in - dcfg |= GX_DCFG_VSYNC_EN; - writel(dcfg, par->vid_regs + GX_DCFG); - -- /* Power on/off flat panel. */ -+ /* Power on/off flat panel */ - - if (par->enable_crt == 0) { - fp_pm = readl(par->vid_regs + GX_FP_PM); -@@ -340,8 +494,37 @@ static int gx_blank_display(struct fb_in - return 0; - } - -+extern struct fb_info *gxfb_info; -+ -+/* This function controls the flatpanel power sequencing - this is used -+ by the OLPC power management engine to enable the FP sequencing much -+ earlier in the resume process -+*/ -+ -+void gxfb_flatpanel_control(int state) -+{ -+ struct geodefb_par *par = gxfb_info->par; -+ u32 val, fp = readl(par->vid_regs + GX_FP_PM); -+ val = fp; -+ -+ /* Turn on the panel if it isn't aleady */ -+ -+ if (state) { -+ if (!(val & 0x01)) -+ val |= GX_FP_PM_P; -+ } -+ else { -+ if (!(val & 0x02)) -+ val &= ~GX_FP_PM_P; -+ } -+ -+ if (val != fp) -+ writel(val, par->vid_regs + GX_FP_PM); -+} -+ - struct geode_vid_ops gx_vid_ops = { - .set_dclk = gx_set_dclk_frequency, -+ .get_dclk = gx_get_dclk, - .configure_display = gx_configure_display, - .blank_display = gx_blank_display, - }; -Index: linux-2.6.23.17/drivers/video/geode/video_gx.h -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/geode/video_gx.h -+++ linux-2.6.23.17/drivers/video/geode/video_gx.h -@@ -11,6 +11,8 @@ - #ifndef __VIDEO_GX_H__ - #define __VIDEO_GX_H__ - -+#include "geode_regs.h" -+ - extern struct geode_vid_ops gx_vid_ops; - - /* GX Flatpanel control MSR */ -@@ -20,6 +22,8 @@ extern struct geode_vid_ops gx_vid_ops; - - /* Geode GX video processor registers */ - -+#define GX_VCFG 0x0000 -+ - #define GX_DCFG 0x0008 - # define GX_DCFG_CRT_EN 0x00000001 - # define GX_DCFG_HSYNC_EN 0x00000002 -@@ -42,6 +46,14 @@ extern struct geode_vid_ops gx_vid_ops; - #define GX_MISC_DAC_PWRDN 0x00000400 - #define GX_MISC_A_PWRDN 0x00000800 - -+/* Gamma correction RAM - address and data registers */ -+ -+#define GX_GAR 0x038 -+#define GX_GDR 0x040 -+ -+#define GXFB_GAMMA_DWORDS 256 /* number of dwords in the gamma ram */ -+#define GXFB_GAMMA_SIZE (GXFB_GAMMA_DWORDS * sizeof(unsigned int)) -+ - /* Geode GX flat panel display control registers */ - - #define GX_FP_PT1 0x0400 -@@ -69,4 +81,13 @@ extern struct geode_vid_ops gx_vid_ops; - # define MSR_GLCP_DOTPLL_BYPASS (0x0000000000008000ull) - # define MSR_GLCP_DOTPLL_LOCK (0x0000000002000000ull) - -+int gxfb_powerdown(struct fb_info *info); -+int gxfb_powerup(struct fb_info *info); -+ -+void gx_set_dclk_frequency(struct fb_info *info); -+unsigned int gx_get_dclk(struct fb_info *info); -+ -+void gx_save_regs(struct fb_info *info, struct geoderegs *regs); -+void gx_restore_regs(struct fb_info *info, struct geoderegs *regs); -+ - #endif /* !__VIDEO_GX_H__ */ -Index: linux-2.6.23.17/drivers/video/modedb.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/video/modedb.c -+++ linux-2.6.23.17/drivers/video/modedb.c -@@ -33,6 +33,8 @@ const char *global_mode_option; - * Standard video mode definitions (taken from XFree86) - */ - -+#define DEFAULT_MODEDB_INDEX 0 -+ - static const struct fb_videomode modedb[] = { - { - /* 640x400 @ 70 Hz, 31.5 kHz hsync */ -@@ -504,7 +506,8 @@ int fb_find_mode(struct fb_var_screeninf - } - - if (!default_mode) -- default_mode = &db[0]; -+ default_mode = (db == modedb) ? -+ &modedb[DEFAULT_MODEDB_INDEX] : &db[0]; - - if (!default_bpp) - default_bpp = 8; -Index: linux-2.6.23.17/fs/Kconfig -=================================================================== ---- linux-2.6.23.17.orig/fs/Kconfig -+++ linux-2.6.23.17/fs/Kconfig -@@ -1003,6 +1003,23 @@ config HUGETLBFS - config HUGETLB_PAGE - def_bool HUGETLBFS - -+config PROMFS_FS -+ tristate "PromFS IEEE 1275 file system support" -+ depends on SPARC || PPC || OLPC -+ help -+ PromFS is a file system interface to various IEEE-1275 compatible -+ firmwares. If you have such a firmware (Sparc64, PowerPC, and -+ some other architectures and embedded systems have such firmwares, -+ with names like "OpenBoot (tm)" and "OpenFirmware"), say Y here -+ to be able to access the firmware's device-tree from Linux. -+ -+ The firmware device-tree is available as a virtual file system, -+ can be mounted under /prom with the command "mount -t promfs -+ none /prom". -+ -+ To compile PromFS support as a module, choose M here; the module -+ will be called promfs. If unsure, choose M. -+ - config RAMFS - bool - default y -@@ -1229,6 +1246,14 @@ config JFFS2_FS_WRITEBUFFER - - NOR flash with transparent ECC - - DataFlash - -+config JFFS2_FS_WBUF_VERIFY -+ bool "Verify JFFS2 write-buffer reads" -+ depends on JFFS2_FS_WRITEBUFFER -+ default n -+ help -+ This causes JFFS2 to read back every page written through the -+ write-buffer, and check for errors. -+ - config JFFS2_SUMMARY - bool "JFFS2 summary support (EXPERIMENTAL)" - depends on JFFS2_FS && EXPERIMENTAL -@@ -1299,52 +1324,52 @@ config JFFS2_ZLIB - select ZLIB_DEFLATE - depends on JFFS2_FS - default y -- help -- Zlib is designed to be a free, general-purpose, legally unencumbered, -- lossless data-compression library for use on virtually any computer -- hardware and operating system. See <http://www.gzip.org/zlib/> for -- further information. -+ help -+ Zlib is designed to be a free, general-purpose, legally unencumbered, -+ lossless data-compression library for use on virtually any computer -+ hardware and operating system. See <http://www.gzip.org/zlib/> for -+ further information. - -- Say 'Y' if unsure. -+ Say 'Y' if unsure. - - config JFFS2_RTIME - bool "JFFS2 RTIME compression support" if JFFS2_COMPRESSION_OPTIONS - depends on JFFS2_FS - default y -- help -- Rtime does manage to recompress already-compressed data. Say 'Y' if unsure. -+ help -+ Rtime does manage to recompress already-compressed data. Say 'Y' if unsure. - - config JFFS2_RUBIN - bool "JFFS2 RUBIN compression support" if JFFS2_COMPRESSION_OPTIONS - depends on JFFS2_FS - default n -- help -- RUBINMIPS and DYNRUBIN compressors. Say 'N' if unsure. -+ help -+ RUBINMIPS and DYNRUBIN compressors. Say 'N' if unsure. - - choice -- prompt "JFFS2 default compression mode" if JFFS2_COMPRESSION_OPTIONS -- default JFFS2_CMODE_PRIORITY -- depends on JFFS2_FS -- help -- You can set here the default compression mode of JFFS2 from -- the available compression modes. Don't touch if unsure. -+ prompt "JFFS2 default compression mode" if JFFS2_COMPRESSION_OPTIONS -+ default JFFS2_CMODE_PRIORITY -+ depends on JFFS2_FS -+ help -+ You can set here the default compression mode of JFFS2 from -+ the available compression modes. Don't touch if unsure. - - config JFFS2_CMODE_NONE -- bool "no compression" -- help -- Uses no compression. -+ bool "no compression" -+ help -+ Uses no compression. - - config JFFS2_CMODE_PRIORITY -- bool "priority" -- help -- Tries the compressors in a predefined order and chooses the first -- successful one. -+ bool "priority" -+ help -+ Tries the compressors in a predefined order and chooses the first -+ successful one. - - config JFFS2_CMODE_SIZE -- bool "size (EXPERIMENTAL)" -- help -- Tries all compressors and chooses the one which has the smallest -- result. -+ bool "size (EXPERIMENTAL)" -+ help -+ Tries all compressors and chooses the one which has the smallest -+ result. - - endchoice - -Index: linux-2.6.23.17/fs/Makefile -=================================================================== ---- linux-2.6.23.17.orig/fs/Makefile -+++ linux-2.6.23.17/fs/Makefile -@@ -110,6 +110,7 @@ obj-$(CONFIG_ADFS_FS) += adfs/ - obj-$(CONFIG_FUSE_FS) += fuse/ - obj-$(CONFIG_UDF_FS) += udf/ - obj-$(CONFIG_SUN_OPENPROMFS) += openpromfs/ -+obj-$(CONFIG_PROMFS_FS) += promfs/ - obj-$(CONFIG_JFS_FS) += jfs/ - obj-$(CONFIG_XFS_FS) += xfs/ - obj-$(CONFIG_9P_FS) += 9p/ -Index: linux-2.6.23.17/fs/jffs2/background.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/background.c -+++ linux-2.6.23.17/fs/jffs2/background.c -@@ -23,8 +23,8 @@ static int jffs2_garbage_collect_thread( - void jffs2_garbage_collect_trigger(struct jffs2_sb_info *c) - { - spin_lock(&c->erase_completion_lock); -- if (c->gc_task && jffs2_thread_should_wake(c)) -- send_sig(SIGHUP, c->gc_task, 1); -+ if (c->gc_task && jffs2_thread_should_wake(c)) -+ send_sig(SIGHUP, c->gc_task, 1); - spin_unlock(&c->erase_completion_lock); - } - -Index: linux-2.6.23.17/fs/jffs2/compr.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/compr.c -+++ linux-2.6.23.17/fs/jffs2/compr.c -@@ -5,7 +5,7 @@ - * Created by Arjan van de Ven <arjanv@redhat.com> - * - * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>, -- * University of Szeged, Hungary -+ * University of Szeged, Hungary - * - * For licensing information, see the file 'LICENCE' in this directory. - * -@@ -43,121 +43,122 @@ static uint32_t none_stat_compr_blocks=0 - * *datalen accordingly to show the amount of data which were compressed. - */ - uint16_t jffs2_compress(struct jffs2_sb_info *c, struct jffs2_inode_info *f, -- unsigned char *data_in, unsigned char **cpage_out, -- uint32_t *datalen, uint32_t *cdatalen) -+ unsigned char *data_in, unsigned char **cpage_out, -+ uint32_t *datalen, uint32_t *cdatalen) - { - int ret = JFFS2_COMPR_NONE; -- int compr_ret; -- struct jffs2_compressor *this, *best=NULL; -- unsigned char *output_buf = NULL, *tmp_buf; -- uint32_t orig_slen, orig_dlen; -- uint32_t best_slen=0, best_dlen=0; -- -- switch (jffs2_compression_mode) { -- case JFFS2_COMPR_MODE_NONE: -- break; -- case JFFS2_COMPR_MODE_PRIORITY: -- output_buf = kmalloc(*cdatalen,GFP_KERNEL); -- if (!output_buf) { -- printk(KERN_WARNING "JFFS2: No memory for compressor allocation. Compression failed.\n"); -- goto out; -- } -- orig_slen = *datalen; -- orig_dlen = *cdatalen; -- spin_lock(&jffs2_compressor_list_lock); -- list_for_each_entry(this, &jffs2_compressor_list, list) { -- /* Skip decompress-only backwards-compatibility and disabled modules */ -- if ((!this->compress)||(this->disabled)) -- continue; -- -- this->usecount++; -- spin_unlock(&jffs2_compressor_list_lock); -- *datalen = orig_slen; -- *cdatalen = orig_dlen; -- compr_ret = this->compress(data_in, output_buf, datalen, cdatalen, NULL); -- spin_lock(&jffs2_compressor_list_lock); -- this->usecount--; -- if (!compr_ret) { -- ret = this->compr; -- this->stat_compr_blocks++; -- this->stat_compr_orig_size += *datalen; -- this->stat_compr_new_size += *cdatalen; -- break; -- } -- } -- spin_unlock(&jffs2_compressor_list_lock); -- if (ret == JFFS2_COMPR_NONE) kfree(output_buf); -- break; -- case JFFS2_COMPR_MODE_SIZE: -- orig_slen = *datalen; -- orig_dlen = *cdatalen; -- spin_lock(&jffs2_compressor_list_lock); -- list_for_each_entry(this, &jffs2_compressor_list, list) { -- /* Skip decompress-only backwards-compatibility and disabled modules */ -- if ((!this->compress)||(this->disabled)) -- continue; -- /* Allocating memory for output buffer if necessary */ -- if ((this->compr_buf_size<orig_dlen)&&(this->compr_buf)) { -- spin_unlock(&jffs2_compressor_list_lock); -- kfree(this->compr_buf); -- spin_lock(&jffs2_compressor_list_lock); -- this->compr_buf_size=0; -- this->compr_buf=NULL; -- } -- if (!this->compr_buf) { -- spin_unlock(&jffs2_compressor_list_lock); -- tmp_buf = kmalloc(orig_dlen,GFP_KERNEL); -- spin_lock(&jffs2_compressor_list_lock); -- if (!tmp_buf) { -- printk(KERN_WARNING "JFFS2: No memory for compressor allocation. (%d bytes)\n",orig_dlen); -- continue; -- } -- else { -- this->compr_buf = tmp_buf; -- this->compr_buf_size = orig_dlen; -- } -- } -- this->usecount++; -- spin_unlock(&jffs2_compressor_list_lock); -- *datalen = orig_slen; -- *cdatalen = orig_dlen; -- compr_ret = this->compress(data_in, this->compr_buf, datalen, cdatalen, NULL); -- spin_lock(&jffs2_compressor_list_lock); -- this->usecount--; -- if (!compr_ret) { -- if ((!best_dlen)||(best_dlen>*cdatalen)) { -- best_dlen = *cdatalen; -- best_slen = *datalen; -- best = this; -- } -- } -- } -- if (best_dlen) { -- *cdatalen = best_dlen; -- *datalen = best_slen; -- output_buf = best->compr_buf; -- best->compr_buf = NULL; -- best->compr_buf_size = 0; -- best->stat_compr_blocks++; -- best->stat_compr_orig_size += best_slen; -- best->stat_compr_new_size += best_dlen; -- ret = best->compr; -- } -- spin_unlock(&jffs2_compressor_list_lock); -- break; -- default: -- printk(KERN_ERR "JFFS2: unknow compression mode.\n"); -- } -+ int compr_ret; -+ struct jffs2_compressor *this, *best=NULL; -+ unsigned char *output_buf = NULL, *tmp_buf; -+ uint32_t orig_slen, orig_dlen; -+ uint32_t best_slen=0, best_dlen=0; -+ -+ switch (jffs2_compression_mode) { -+ case JFFS2_COMPR_MODE_NONE: -+ break; -+ case JFFS2_COMPR_MODE_PRIORITY: -+ output_buf = kmalloc(*cdatalen,GFP_KERNEL); -+ if (!output_buf) { -+ printk(KERN_WARNING "JFFS2: No memory for compressor allocation. Compression failed.\n"); -+ goto out; -+ } -+ orig_slen = *datalen; -+ orig_dlen = *cdatalen; -+ spin_lock(&jffs2_compressor_list_lock); -+ list_for_each_entry(this, &jffs2_compressor_list, list) { -+ /* Skip decompress-only backwards-compatibility and disabled modules */ -+ if ((!this->compress)||(this->disabled)) -+ continue; -+ -+ this->usecount++; -+ spin_unlock(&jffs2_compressor_list_lock); -+ *datalen = orig_slen; -+ *cdatalen = orig_dlen; -+ compr_ret = this->compress(data_in, output_buf, datalen, cdatalen, NULL); -+ spin_lock(&jffs2_compressor_list_lock); -+ this->usecount--; -+ if (!compr_ret) { -+ ret = this->compr; -+ this->stat_compr_blocks++; -+ this->stat_compr_orig_size += *datalen; -+ this->stat_compr_new_size += *cdatalen; -+ break; -+ } -+ } -+ spin_unlock(&jffs2_compressor_list_lock); -+ if (ret == JFFS2_COMPR_NONE) -+ kfree(output_buf); -+ break; -+ case JFFS2_COMPR_MODE_SIZE: -+ orig_slen = *datalen; -+ orig_dlen = *cdatalen; -+ spin_lock(&jffs2_compressor_list_lock); -+ list_for_each_entry(this, &jffs2_compressor_list, list) { -+ /* Skip decompress-only backwards-compatibility and disabled modules */ -+ if ((!this->compress)||(this->disabled)) -+ continue; -+ /* Allocating memory for output buffer if necessary */ -+ if ((this->compr_buf_size<orig_dlen)&&(this->compr_buf)) { -+ spin_unlock(&jffs2_compressor_list_lock); -+ kfree(this->compr_buf); -+ spin_lock(&jffs2_compressor_list_lock); -+ this->compr_buf_size=0; -+ this->compr_buf=NULL; -+ } -+ if (!this->compr_buf) { -+ spin_unlock(&jffs2_compressor_list_lock); -+ tmp_buf = kmalloc(orig_dlen,GFP_KERNEL); -+ spin_lock(&jffs2_compressor_list_lock); -+ if (!tmp_buf) { -+ printk(KERN_WARNING "JFFS2: No memory for compressor allocation. (%d bytes)\n",orig_dlen); -+ continue; -+ } -+ else { -+ this->compr_buf = tmp_buf; -+ this->compr_buf_size = orig_dlen; -+ } -+ } -+ this->usecount++; -+ spin_unlock(&jffs2_compressor_list_lock); -+ *datalen = orig_slen; -+ *cdatalen = orig_dlen; -+ compr_ret = this->compress(data_in, this->compr_buf, datalen, cdatalen, NULL); -+ spin_lock(&jffs2_compressor_list_lock); -+ this->usecount--; -+ if (!compr_ret) { -+ if ((!best_dlen)||(best_dlen>*cdatalen)) { -+ best_dlen = *cdatalen; -+ best_slen = *datalen; -+ best = this; -+ } -+ } -+ } -+ if (best_dlen) { -+ *cdatalen = best_dlen; -+ *datalen = best_slen; -+ output_buf = best->compr_buf; -+ best->compr_buf = NULL; -+ best->compr_buf_size = 0; -+ best->stat_compr_blocks++; -+ best->stat_compr_orig_size += best_slen; -+ best->stat_compr_new_size += best_dlen; -+ ret = best->compr; -+ } -+ spin_unlock(&jffs2_compressor_list_lock); -+ break; -+ default: -+ printk(KERN_ERR "JFFS2: unknow compression mode.\n"); -+ } - out: -- if (ret == JFFS2_COMPR_NONE) { -- *cpage_out = data_in; -- *datalen = *cdatalen; -- none_stat_compr_blocks++; -- none_stat_compr_size += *datalen; -- } -- else { -- *cpage_out = output_buf; -- } -+ if (ret == JFFS2_COMPR_NONE) { -+ *cpage_out = data_in; -+ *datalen = *cdatalen; -+ none_stat_compr_blocks++; -+ none_stat_compr_size += *datalen; -+ } -+ else { -+ *cpage_out = output_buf; -+ } - return ret; - } - -@@ -165,8 +166,8 @@ int jffs2_decompress(struct jffs2_sb_inf - uint16_t comprtype, unsigned char *cdata_in, - unsigned char *data_out, uint32_t cdatalen, uint32_t datalen) - { -- struct jffs2_compressor *this; -- int ret; -+ struct jffs2_compressor *this; -+ int ret; - - /* Older code had a bug where it would write non-zero 'usercompr' - fields. Deal with it. */ -@@ -177,32 +178,32 @@ int jffs2_decompress(struct jffs2_sb_inf - case JFFS2_COMPR_NONE: - /* This should be special-cased elsewhere, but we might as well deal with it */ - memcpy(data_out, cdata_in, datalen); -- none_stat_decompr_blocks++; -+ none_stat_decompr_blocks++; - break; - case JFFS2_COMPR_ZERO: - memset(data_out, 0, datalen); - break; - default: -- spin_lock(&jffs2_compressor_list_lock); -- list_for_each_entry(this, &jffs2_compressor_list, list) { -- if (comprtype == this->compr) { -- this->usecount++; -- spin_unlock(&jffs2_compressor_list_lock); -- ret = this->decompress(cdata_in, data_out, cdatalen, datalen, NULL); -- spin_lock(&jffs2_compressor_list_lock); -- if (ret) { -- printk(KERN_WARNING "Decompressor \"%s\" returned %d\n", this->name, ret); -- } -- else { -- this->stat_decompr_blocks++; -- } -- this->usecount--; -- spin_unlock(&jffs2_compressor_list_lock); -- return ret; -- } -- } -+ spin_lock(&jffs2_compressor_list_lock); -+ list_for_each_entry(this, &jffs2_compressor_list, list) { -+ if (comprtype == this->compr) { -+ this->usecount++; -+ spin_unlock(&jffs2_compressor_list_lock); -+ ret = this->decompress(cdata_in, data_out, cdatalen, datalen, NULL); -+ spin_lock(&jffs2_compressor_list_lock); -+ if (ret) { -+ printk(KERN_WARNING "Decompressor \"%s\" returned %d\n", this->name, ret); -+ } -+ else { -+ this->stat_decompr_blocks++; -+ } -+ this->usecount--; -+ spin_unlock(&jffs2_compressor_list_lock); -+ return ret; -+ } -+ } - printk(KERN_WARNING "JFFS2 compression type 0x%02x not available.\n", comprtype); -- spin_unlock(&jffs2_compressor_list_lock); -+ spin_unlock(&jffs2_compressor_list_lock); - return -EIO; - } - return 0; -@@ -210,108 +211,108 @@ int jffs2_decompress(struct jffs2_sb_inf - - int jffs2_register_compressor(struct jffs2_compressor *comp) - { -- struct jffs2_compressor *this; -+ struct jffs2_compressor *this; - -- if (!comp->name) { -- printk(KERN_WARNING "NULL compressor name at registering JFFS2 compressor. Failed.\n"); -- return -1; -- } -- comp->compr_buf_size=0; -- comp->compr_buf=NULL; -- comp->usecount=0; -- comp->stat_compr_orig_size=0; -- comp->stat_compr_new_size=0; -- comp->stat_compr_blocks=0; -- comp->stat_decompr_blocks=0; -- D1(printk(KERN_DEBUG "Registering JFFS2 compressor \"%s\"\n", comp->name)); -- -- spin_lock(&jffs2_compressor_list_lock); -- -- list_for_each_entry(this, &jffs2_compressor_list, list) { -- if (this->priority < comp->priority) { -- list_add(&comp->list, this->list.prev); -- goto out; -- } -- } -- list_add_tail(&comp->list, &jffs2_compressor_list); -+ if (!comp->name) { -+ printk(KERN_WARNING "NULL compressor name at registering JFFS2 compressor. Failed.\n"); -+ return -1; -+ } -+ comp->compr_buf_size=0; -+ comp->compr_buf=NULL; -+ comp->usecount=0; -+ comp->stat_compr_orig_size=0; -+ comp->stat_compr_new_size=0; -+ comp->stat_compr_blocks=0; -+ comp->stat_decompr_blocks=0; -+ D1(printk(KERN_DEBUG "Registering JFFS2 compressor \"%s\"\n", comp->name)); -+ -+ spin_lock(&jffs2_compressor_list_lock); -+ -+ list_for_each_entry(this, &jffs2_compressor_list, list) { -+ if (this->priority < comp->priority) { -+ list_add(&comp->list, this->list.prev); -+ goto out; -+ } -+ } -+ list_add_tail(&comp->list, &jffs2_compressor_list); - out: -- D2(list_for_each_entry(this, &jffs2_compressor_list, list) { -- printk(KERN_DEBUG "Compressor \"%s\", prio %d\n", this->name, this->priority); -- }) -+ D2(list_for_each_entry(this, &jffs2_compressor_list, list) { -+ printk(KERN_DEBUG "Compressor \"%s\", prio %d\n", this->name, this->priority); -+ }) - -- spin_unlock(&jffs2_compressor_list_lock); -+ spin_unlock(&jffs2_compressor_list_lock); - -- return 0; -+ return 0; - } - - int jffs2_unregister_compressor(struct jffs2_compressor *comp) - { -- D2(struct jffs2_compressor *this;) -+ D2(struct jffs2_compressor *this;) -+ -+ D1(printk(KERN_DEBUG "Unregistering JFFS2 compressor \"%s\"\n", comp->name)); - -- D1(printk(KERN_DEBUG "Unregistering JFFS2 compressor \"%s\"\n", comp->name)); -+ spin_lock(&jffs2_compressor_list_lock); - -- spin_lock(&jffs2_compressor_list_lock); -+ if (comp->usecount) { -+ spin_unlock(&jffs2_compressor_list_lock); -+ printk(KERN_WARNING "JFFS2: Compressor modul is in use. Unregister failed.\n"); -+ return -1; -+ } -+ list_del(&comp->list); - -- if (comp->usecount) { -- spin_unlock(&jffs2_compressor_list_lock); -- printk(KERN_WARNING "JFFS2: Compressor modul is in use. Unregister failed.\n"); -- return -1; -- } -- list_del(&comp->list); -- -- D2(list_for_each_entry(this, &jffs2_compressor_list, list) { -- printk(KERN_DEBUG "Compressor \"%s\", prio %d\n", this->name, this->priority); -- }) -- spin_unlock(&jffs2_compressor_list_lock); -- return 0; -+ D2(list_for_each_entry(this, &jffs2_compressor_list, list) { -+ printk(KERN_DEBUG "Compressor \"%s\", prio %d\n", this->name, this->priority); -+ }) -+ spin_unlock(&jffs2_compressor_list_lock); -+ return 0; - } - - void jffs2_free_comprbuf(unsigned char *comprbuf, unsigned char *orig) - { -- if (orig != comprbuf) -- kfree(comprbuf); -+ if (orig != comprbuf) -+ kfree(comprbuf); - } - - int __init jffs2_compressors_init(void) - { - /* Registering compressors */ - #ifdef CONFIG_JFFS2_ZLIB -- jffs2_zlib_init(); -+ jffs2_zlib_init(); - #endif - #ifdef CONFIG_JFFS2_RTIME -- jffs2_rtime_init(); -+ jffs2_rtime_init(); - #endif - #ifdef CONFIG_JFFS2_RUBIN -- jffs2_rubinmips_init(); -- jffs2_dynrubin_init(); -+ jffs2_rubinmips_init(); -+ jffs2_dynrubin_init(); - #endif - /* Setting default compression mode */ - #ifdef CONFIG_JFFS2_CMODE_NONE -- jffs2_compression_mode = JFFS2_COMPR_MODE_NONE; -- D1(printk(KERN_INFO "JFFS2: default compression mode: none\n");) -+ jffs2_compression_mode = JFFS2_COMPR_MODE_NONE; -+ D1(printk(KERN_INFO "JFFS2: default compression mode: none\n");) - #else - #ifdef CONFIG_JFFS2_CMODE_SIZE -- jffs2_compression_mode = JFFS2_COMPR_MODE_SIZE; -- D1(printk(KERN_INFO "JFFS2: default compression mode: size\n");) -+ jffs2_compression_mode = JFFS2_COMPR_MODE_SIZE; -+ D1(printk(KERN_INFO "JFFS2: default compression mode: size\n");) - #else -- D1(printk(KERN_INFO "JFFS2: default compression mode: priority\n");) -+ D1(printk(KERN_INFO "JFFS2: default compression mode: priority\n");) - #endif - #endif -- return 0; -+ return 0; - } - - int jffs2_compressors_exit(void) - { - /* Unregistering compressors */ - #ifdef CONFIG_JFFS2_RUBIN -- jffs2_dynrubin_exit(); -- jffs2_rubinmips_exit(); -+ jffs2_dynrubin_exit(); -+ jffs2_rubinmips_exit(); - #endif - #ifdef CONFIG_JFFS2_RTIME -- jffs2_rtime_exit(); -+ jffs2_rtime_exit(); - #endif - #ifdef CONFIG_JFFS2_ZLIB -- jffs2_zlib_exit(); -+ jffs2_zlib_exit(); - #endif -- return 0; -+ return 0; - } -Index: linux-2.6.23.17/fs/jffs2/compr.h -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/compr.h -+++ linux-2.6.23.17/fs/jffs2/compr.h -@@ -2,7 +2,7 @@ - * JFFS2 -- Journalling Flash File System, Version 2. - * - * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>, -- * University of Szeged, Hungary -+ * University of Szeged, Hungary - * - * For licensing information, see the file 'LICENCE' in this directory. - * -@@ -32,29 +32,29 @@ - #define JFFS2_ZLIB_PRIORITY 60 - - #define JFFS2_RUBINMIPS_DISABLED /* RUBINs will be used only */ --#define JFFS2_DYNRUBIN_DISABLED /* for decompression */ -+#define JFFS2_DYNRUBIN_DISABLED /* for decompression */ - - #define JFFS2_COMPR_MODE_NONE 0 - #define JFFS2_COMPR_MODE_PRIORITY 1 - #define JFFS2_COMPR_MODE_SIZE 2 - - struct jffs2_compressor { -- struct list_head list; -- int priority; /* used by prirority comr. mode */ -- char *name; -- char compr; /* JFFS2_COMPR_XXX */ -- int (*compress)(unsigned char *data_in, unsigned char *cpage_out, -- uint32_t *srclen, uint32_t *destlen, void *model); -- int (*decompress)(unsigned char *cdata_in, unsigned char *data_out, -- uint32_t cdatalen, uint32_t datalen, void *model); -- int usecount; -- int disabled; /* if seted the compressor won't compress */ -- unsigned char *compr_buf; /* used by size compr. mode */ -- uint32_t compr_buf_size; /* used by size compr. mode */ -- uint32_t stat_compr_orig_size; -- uint32_t stat_compr_new_size; -- uint32_t stat_compr_blocks; -- uint32_t stat_decompr_blocks; -+ struct list_head list; -+ int priority; /* used by prirority comr. mode */ -+ char *name; -+ char compr; /* JFFS2_COMPR_XXX */ -+ int (*compress)(unsigned char *data_in, unsigned char *cpage_out, -+ uint32_t *srclen, uint32_t *destlen, void *model); -+ int (*decompress)(unsigned char *cdata_in, unsigned char *data_out, -+ uint32_t cdatalen, uint32_t datalen, void *model); -+ int usecount; -+ int disabled; /* if set the compressor won't compress */ -+ unsigned char *compr_buf; /* used by size compr. mode */ -+ uint32_t compr_buf_size; /* used by size compr. mode */ -+ uint32_t stat_compr_orig_size; -+ uint32_t stat_compr_new_size; -+ uint32_t stat_compr_blocks; -+ uint32_t stat_decompr_blocks; - }; - - int jffs2_register_compressor(struct jffs2_compressor *comp); -@@ -64,12 +64,12 @@ int jffs2_compressors_init(void); - int jffs2_compressors_exit(void); - - uint16_t jffs2_compress(struct jffs2_sb_info *c, struct jffs2_inode_info *f, -- unsigned char *data_in, unsigned char **cpage_out, -- uint32_t *datalen, uint32_t *cdatalen); -+ unsigned char *data_in, unsigned char **cpage_out, -+ uint32_t *datalen, uint32_t *cdatalen); - - int jffs2_decompress(struct jffs2_sb_info *c, struct jffs2_inode_info *f, -- uint16_t comprtype, unsigned char *cdata_in, -- unsigned char *data_out, uint32_t cdatalen, uint32_t datalen); -+ uint16_t comprtype, unsigned char *cdata_in, -+ unsigned char *data_out, uint32_t cdatalen, uint32_t datalen); - - void jffs2_free_comprbuf(unsigned char *comprbuf, unsigned char *orig); - -Index: linux-2.6.23.17/fs/jffs2/compr_rtime.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/compr_rtime.c -+++ linux-2.6.23.17/fs/jffs2/compr_rtime.c -@@ -104,7 +104,7 @@ static int jffs2_rtime_decompress(unsign - } - } - } -- return 0; -+ return 0; - } - - static struct jffs2_compressor jffs2_rtime_comp = { -Index: linux-2.6.23.17/fs/jffs2/compr_rubin.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/compr_rubin.c -+++ linux-2.6.23.17/fs/jffs2/compr_rubin.c -@@ -384,7 +384,7 @@ static int jffs2_rubinmips_decompress(un - void *model) - { - rubin_do_decompress(BIT_DIVIDER_MIPS, bits_mips, data_in, cpage_out, sourcelen, dstlen); -- return 0; -+ return 0; - } - - static int jffs2_dynrubin_decompress(unsigned char *data_in, -@@ -399,7 +399,7 @@ static int jffs2_dynrubin_decompress(uns - bits[c] = data_in[c]; - - rubin_do_decompress(256, bits, data_in+8, cpage_out, sourcelen-8, dstlen); -- return 0; -+ return 0; - } - - static struct jffs2_compressor jffs2_rubinmips_comp = { -Index: linux-2.6.23.17/fs/jffs2/compr_zlib.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/compr_zlib.c -+++ linux-2.6.23.17/fs/jffs2/compr_zlib.c -@@ -181,7 +181,7 @@ static int jffs2_zlib_decompress(unsigne - } - zlib_inflateEnd(&inf_strm); - mutex_unlock(&inflate_mutex); -- return 0; -+ return 0; - } - - static struct jffs2_compressor jffs2_zlib_comp = { -@@ -203,11 +203,11 @@ int __init jffs2_zlib_init(void) - - ret = alloc_workspaces(); - if (ret) -- return ret; -+ return ret; - - ret = jffs2_register_compressor(&jffs2_zlib_comp); - if (ret) -- free_workspaces(); -+ free_workspaces(); - - return ret; - } -Index: linux-2.6.23.17/fs/jffs2/dir.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/dir.c -+++ linux-2.6.23.17/fs/jffs2/dir.c -@@ -32,7 +32,7 @@ static int jffs2_mkdir (struct inode *,s - static int jffs2_rmdir (struct inode *,struct dentry *); - static int jffs2_mknod (struct inode *,struct dentry *,int,dev_t); - static int jffs2_rename (struct inode *, struct dentry *, -- struct inode *, struct dentry *); -+ struct inode *, struct dentry *); - - const struct file_operations jffs2_dir_operations = - { -@@ -770,7 +770,7 @@ static int jffs2_mknod (struct inode *di - } - - static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry, -- struct inode *new_dir_i, struct dentry *new_dentry) -+ struct inode *new_dir_i, struct dentry *new_dentry) - { - int ret; - struct jffs2_sb_info *c = JFFS2_SB_INFO(old_dir_i->i_sb); -Index: linux-2.6.23.17/fs/jffs2/erase.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/erase.c -+++ linux-2.6.23.17/fs/jffs2/erase.c -@@ -38,8 +38,8 @@ static void jffs2_erase_block(struct jff - #ifdef __ECOS - ret = jffs2_flash_erase(c, jeb); - if (!ret) { -- jffs2_erase_succeeded(c, jeb); -- return; -+ jffs2_erase_succeeded(c, jeb); -+ return; - } - bad_offset = jeb->offset; - #else /* Linux */ -@@ -50,12 +50,14 @@ static void jffs2_erase_block(struct jff - instr = kmalloc(sizeof(struct erase_info) + sizeof(struct erase_priv_struct), GFP_KERNEL); - if (!instr) { - printk(KERN_WARNING "kmalloc for struct erase_info in jffs2_erase_block failed. Refiling block for later\n"); -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - list_move(&jeb->list, &c->erase_pending_list); - c->erasing_size -= c->sector_size; - c->dirty_size += c->sector_size; - jeb->dirty_size = c->sector_size; - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - return; - } - -@@ -82,12 +84,14 @@ static void jffs2_erase_block(struct jff - if (ret == -ENOMEM || ret == -EAGAIN) { - /* Erase failed immediately. Refile it on the list */ - D1(printk(KERN_DEBUG "Erase at 0x%08x failed: %d. Refiling on erase_pending_list\n", jeb->offset, ret)); -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - list_move(&jeb->list, &c->erase_pending_list); - c->erasing_size -= c->sector_size; - c->dirty_size += c->sector_size; - jeb->dirty_size = c->sector_size; - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - return; - } - -@@ -114,6 +118,7 @@ void jffs2_erase_pending_blocks(struct j - jeb = list_entry(c->erase_complete_list.next, struct jffs2_eraseblock, list); - list_del(&jeb->list); - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - jffs2_mark_erased_block(c, jeb); - - if (!--count) { -@@ -134,6 +139,7 @@ void jffs2_erase_pending_blocks(struct j - jffs2_free_jeb_node_refs(c, jeb); - list_add(&jeb->list, &c->erasing_list); - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - - jffs2_erase_block(c, jeb); - -@@ -142,23 +148,25 @@ void jffs2_erase_pending_blocks(struct j - } - - /* Be nice */ -- cond_resched(); -+ yield(); -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - } - - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - done: - D1(printk(KERN_DEBUG "jffs2_erase_pending_blocks completed\n")); -- -- up(&c->erase_free_sem); - } - - static void jffs2_erase_succeeded(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb) - { - D1(printk(KERN_DEBUG "Erase completed successfully at 0x%08x\n", jeb->offset)); -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - list_move_tail(&jeb->list, &c->erase_complete_list); - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - /* Ensure that kupdated calls us again to mark them clean */ - jffs2_erase_pending_trigger(c); - } -@@ -172,22 +180,26 @@ static void jffs2_erase_failed(struct jf - failed too many times. */ - if (!jffs2_write_nand_badblock(c, jeb, bad_offset)) { - /* We'd like to give this block another try. */ -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - list_move(&jeb->list, &c->erase_pending_list); - c->erasing_size -= c->sector_size; - c->dirty_size += c->sector_size; - jeb->dirty_size = c->sector_size; - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - return; - } - } - -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - c->erasing_size -= c->sector_size; - c->bad_size += c->sector_size; - list_move(&jeb->list, &c->bad_list); - c->nr_erasing_blocks--; - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - wake_up(&c->erase_wait); - } - -@@ -317,6 +329,33 @@ static int jffs2_block_check_erase(struc - size_t retlen; - int ret = -EIO; - -+ if (c->mtd->point) { -+ unsigned long *wordebuf; -+ -+ ret = c->mtd->point(c->mtd, jeb->offset, c->sector_size, &retlen, (unsigned char **)&ebuf); -+ if (ret) { -+ D1(printk(KERN_DEBUG "MTD point failed %d\n", ret)); -+ goto do_flash_read; -+ } -+ if (retlen < c->sector_size) { -+ /* Don't muck about if it won't let us point to the whole erase sector */ -+ D1(printk(KERN_DEBUG "MTD point returned len too short: 0x%zx\n", retlen)); -+ c->mtd->unpoint(c->mtd, ebuf, jeb->offset, c->sector_size); -+ goto do_flash_read; -+ } -+ wordebuf = ebuf-sizeof(*wordebuf); -+ retlen /= sizeof(*wordebuf); -+ do { -+ if (*++wordebuf != ~0) -+ break; -+ } while(--retlen); -+ c->mtd->unpoint(c->mtd, ebuf, jeb->offset, c->sector_size); -+ if (retlen) -+ printk(KERN_WARNING "Newly-erased block contained word 0x%lx at offset 0x%08x\n", -+ *wordebuf, jeb->offset + c->sector_size-retlen*sizeof(*wordebuf)); -+ return 0; -+ } -+ do_flash_read: - ebuf = kmalloc(PAGE_SIZE, GFP_KERNEL); - if (!ebuf) { - printk(KERN_WARNING "Failed to allocate page buffer for verifying erase at 0x%08x. Refiling\n", jeb->offset); -@@ -417,6 +456,7 @@ static void jffs2_mark_erased_block(stru - jffs2_link_node_ref(c, jeb, jeb->offset | REF_NORMAL, c->cleanmarker_size, NULL); - } - -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - c->erasing_size -= c->sector_size; - c->free_size += jeb->free_size; -@@ -429,23 +469,28 @@ static void jffs2_mark_erased_block(stru - c->nr_erasing_blocks--; - c->nr_free_blocks++; - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - wake_up(&c->erase_wait); - return; - - filebad: -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - /* Stick it on a list (any list) so erase_failed can take it - right off again. Silly, but shouldn't happen often. */ - list_add(&jeb->list, &c->erasing_list); - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - jffs2_erase_failed(c, jeb, bad_offset); - return; - - refile: - /* Stick it back on the list from whence it came and come back later */ - jffs2_erase_pending_trigger(c); -+ down(&c->erase_free_sem); - spin_lock(&c->erase_completion_lock); - list_add(&jeb->list, &c->erase_complete_list); - spin_unlock(&c->erase_completion_lock); -+ up(&c->erase_free_sem); - return; - } -Index: linux-2.6.23.17/fs/jffs2/gc.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/gc.c -+++ linux-2.6.23.17/fs/jffs2/gc.c -@@ -556,7 +556,7 @@ static int jffs2_garbage_collect_pristin - - node = kmalloc(rawlen, GFP_KERNEL); - if (!node) -- return -ENOMEM; -+ return -ENOMEM; - - ret = jffs2_flash_read(c, ref_offset(raw), rawlen, &retlen, (char *)node); - if (!ret && retlen != rawlen) -@@ -624,7 +624,7 @@ static int jffs2_garbage_collect_pristin - - if (ret || (retlen != rawlen)) { - printk(KERN_NOTICE "Write of %d bytes at 0x%08x failed. returned %d, retlen %zd\n", -- rawlen, phys_ofs, ret, retlen); -+ rawlen, phys_ofs, ret, retlen); - if (retlen) { - jffs2_add_physical_node_ref(c, phys_ofs | REF_OBSOLETE, rawlen, NULL); - } else { -Index: linux-2.6.23.17/fs/jffs2/jffs2_fs_sb.h -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/jffs2_fs_sb.h -+++ linux-2.6.23.17/fs/jffs2/jffs2_fs_sb.h -@@ -106,6 +106,9 @@ struct jffs2_sb_info { - - uint32_t wbuf_pagesize; /* 0 for NOR and other flashes with no wbuf */ - -+#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY -+ unsigned char *wbuf_verify; /* read-back buffer for verification */ -+#endif - #ifdef CONFIG_JFFS2_FS_WRITEBUFFER - unsigned char *wbuf; /* Write-behind buffer for NAND flash */ - uint32_t wbuf_ofs; -Index: linux-2.6.23.17/fs/jffs2/nodelist.h -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/nodelist.h -+++ linux-2.6.23.17/fs/jffs2/nodelist.h -@@ -127,7 +127,7 @@ static inline struct jffs2_inode_cache * - return ((struct jffs2_inode_cache *)raw); - } - -- /* flash_offset & 3 always has to be zero, because nodes are -+ /* flash_offset & 3 always has to be zero, because nodes are - always aligned at 4 bytes. So we have a couple of extra bits - to play with, which indicate the node's status; see below: */ - #define REF_UNCHECKED 0 /* We haven't yet checked the CRC or built its inode */ -@@ -197,7 +197,7 @@ struct jffs2_inode_cache { - #define RAWNODE_CLASS_XATTR_DATUM 1 - #define RAWNODE_CLASS_XATTR_REF 2 - --#define INOCACHE_HASHSIZE 128 -+#define INOCACHE_HASHSIZE 1024 - - #define write_ofs(c) ((c)->nextblock->offset + (c)->sector_size - (c)->nextblock->free_size) - -Index: linux-2.6.23.17/fs/jffs2/nodemgmt.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/nodemgmt.c -+++ linux-2.6.23.17/fs/jffs2/nodemgmt.c -@@ -154,7 +154,7 @@ int jffs2_reserve_space_gc(struct jffs2_ - while(ret == -EAGAIN) { - ret = jffs2_do_reserve_space(c, minsize, len, sumsize); - if (ret) { -- D1(printk(KERN_DEBUG "jffs2_reserve_space_gc: looping, ret is %d\n", ret)); -+ D1(printk(KERN_DEBUG "jffs2_reserve_space_gc: looping, ret is %d\n", ret)); - } - } - spin_unlock(&c->erase_completion_lock); -@@ -423,7 +423,12 @@ struct jffs2_raw_node_ref *jffs2_add_phy - even after refiling c->nextblock */ - if ((c->nextblock || ((ofs & 3) != REF_OBSOLETE)) - && (jeb != c->nextblock || (ofs & ~3) != jeb->offset + (c->sector_size - jeb->free_size))) { -- printk(KERN_WARNING "argh. node added in wrong place\n"); -+ printk(KERN_WARNING "argh. node added in wrong place at 0x%08x(%d)\n", ofs & ~3, ofs & 3); -+ if (c->nextblock) -+ printk(KERN_WARNING "nextblock 0x%08x", c->nextblock->offset); -+ else -+ printk(KERN_WARNING "No nextblock"); -+ printk(", expected at %08x\n", jeb->offset + (c->sector_size - jeb->free_size)); - return ERR_PTR(-EINVAL); - } - #endif -Index: linux-2.6.23.17/fs/jffs2/readinode.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/readinode.c -+++ linux-2.6.23.17/fs/jffs2/readinode.c -@@ -211,7 +211,7 @@ static void jffs2_kill_tn(struct jffs2_s - * ordering. - * - * Returns 0 if the node was handled (including marking it obsolete) -- * < 0 an if error occurred -+ * < 0 an if error occurred - */ - static int jffs2_add_tn_to_tree(struct jffs2_sb_info *c, - struct jffs2_readinode_info *rii, -@@ -862,8 +862,8 @@ static inline int read_unknown(struct jf - JFFS2_ERROR("REF_UNCHECKED but unknown node at %#08x\n", - ref_offset(ref)); - JFFS2_ERROR("Node is {%04x,%04x,%08x,%08x}. Please report this error.\n", -- je16_to_cpu(un->magic), je16_to_cpu(un->nodetype), -- je32_to_cpu(un->totlen), je32_to_cpu(un->hdr_crc)); -+ je16_to_cpu(un->magic), je16_to_cpu(un->nodetype), -+ je32_to_cpu(un->totlen), je32_to_cpu(un->hdr_crc)); - jffs2_mark_node_obsolete(c, ref); - return 0; - } -Index: linux-2.6.23.17/fs/jffs2/scan.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/scan.c -+++ linux-2.6.23.17/fs/jffs2/scan.c -@@ -877,7 +877,7 @@ scan_more: - switch (je16_to_cpu(node->nodetype) & JFFS2_COMPAT_MASK) { - case JFFS2_FEATURE_ROCOMPAT: - printk(KERN_NOTICE "Read-only compatible feature node (0x%04x) found at offset 0x%08x\n", je16_to_cpu(node->nodetype), ofs); -- c->flags |= JFFS2_SB_FLAG_RO; -+ c->flags |= JFFS2_SB_FLAG_RO; - if (!(jffs2_is_readonly(c))) - return -EROFS; - if ((err = jffs2_scan_dirty_space(c, jeb, PAD(je32_to_cpu(node->totlen))))) -Index: linux-2.6.23.17/fs/jffs2/security.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/security.c -+++ linux-2.6.23.17/fs/jffs2/security.c -@@ -38,9 +38,9 @@ int jffs2_init_security(struct inode *in - } - rc = do_jffs2_setxattr(inode, JFFS2_XPREFIX_SECURITY, name, value, len, 0); - -- kfree(name); -- kfree(value); -- return rc; -+ kfree(name); -+ kfree(value); -+ return rc; - } - - /* ---- XATTR Handler for "security.*" ----------------- */ -Index: linux-2.6.23.17/fs/jffs2/summary.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/summary.c -+++ linux-2.6.23.17/fs/jffs2/summary.c -@@ -2,10 +2,10 @@ - * JFFS2 -- Journalling Flash File System, Version 2. - * - * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>, -- * Zoltan Sogor <weth@inf.u-szeged.hu>, -- * Patrik Kluba <pajko@halom.u-szeged.hu>, -- * University of Szeged, Hungary -- * 2006 KaiGai Kohei <kaigai@ak.jp.nec.com> -+ * Zoltan Sogor <weth@inf.u-szeged.hu>, -+ * Patrik Kluba <pajko@halom.u-szeged.hu>, -+ * University of Szeged, Hungary -+ * 2006 KaiGai Kohei <kaigai@ak.jp.nec.com> - * - * For licensing information, see the file 'LICENCE' in this directory. - * -Index: linux-2.6.23.17/fs/jffs2/summary.h -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/summary.h -+++ linux-2.6.23.17/fs/jffs2/summary.h -@@ -2,9 +2,9 @@ - * JFFS2 -- Journalling Flash File System, Version 2. - * - * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>, -- * Zoltan Sogor <weth@inf.u-szeged.hu>, -- * Patrik Kluba <pajko@halom.u-szeged.hu>, -- * University of Szeged, Hungary -+ * Zoltan Sogor <weth@inf.u-szeged.hu>, -+ * Patrik Kluba <pajko@halom.u-szeged.hu>, -+ * University of Szeged, Hungary - * - * For licensing information, see the file 'LICENCE' in this directory. - * -Index: linux-2.6.23.17/fs/jffs2/wbuf.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/wbuf.c -+++ linux-2.6.23.17/fs/jffs2/wbuf.c -@@ -220,6 +220,47 @@ static struct jffs2_raw_node_ref **jffs2 - return NULL; - } - -+#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY -+static int jffs2_verify_write(struct jffs2_sb_info *c, unsigned char *buf, -+ uint32_t ofs) -+{ -+ int ret; -+ size_t retlen; -+ char *eccstr; -+ -+ ret = c->mtd->read(c->mtd, ofs, c->wbuf_pagesize, &retlen, c->wbuf_verify); -+ if (ret && ret != -EUCLEAN && ret != -EBADMSG) { -+ printk(KERN_WARNING "jffs2_verify_write(): Read back of page at %08x failed: %d\n", c->wbuf_ofs, ret); -+ return ret; -+ } else if (retlen != c->wbuf_pagesize) { -+ printk(KERN_WARNING "jffs2_verify_write(): Read back of page at %08x gave short read: %zd not %d.\n", ofs, retlen, c->wbuf_pagesize); -+ return -EIO; -+ } -+ if (!memcmp(buf, c->wbuf_verify, c->wbuf_pagesize)) -+ return 0; -+ -+ if (ret == -EUCLEAN) -+ eccstr = "corrected"; -+ else if (ret == -EBADMSG) -+ eccstr = "correction failed"; -+ else -+ eccstr = "OK or unused"; -+ -+ printk(KERN_WARNING "Write verify error (ECC %s) at %08x. Wrote:\n", -+ eccstr, c->wbuf_ofs); -+ print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, -+ c->wbuf, c->wbuf_pagesize, 0); -+ -+ printk(KERN_WARNING "Read back:\n"); -+ print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, -+ c->wbuf_verify, c->wbuf_pagesize, 0); -+ -+ return -EIO; -+} -+#else -+#define jffs2_verify_write(c,b,o) (0) -+#endif -+ - /* Recover from failure to write wbuf. Recover the nodes up to the - * wbuf, not the one which we were starting to try to write. */ - -@@ -380,7 +421,7 @@ static void jffs2_wbuf_recover(struct jf - ret = c->mtd->write(c->mtd, ofs, towrite, &retlen, - rewrite_buf); - -- if (ret || retlen != towrite) { -+ if (ret || retlen != towrite || jffs2_verify_write(c, rewrite_buf, ofs)) { - /* Argh. We tried. Really we did. */ - printk(KERN_CRIT "Recovery of wbuf failed due to a second write error\n"); - kfree(buf); -@@ -587,15 +628,16 @@ static int __jffs2_flush_wbuf(struct jff - - ret = c->mtd->write(c->mtd, c->wbuf_ofs, c->wbuf_pagesize, &retlen, c->wbuf); - -- if (ret || retlen != c->wbuf_pagesize) { -- if (ret) -- printk(KERN_WARNING "jffs2_flush_wbuf(): Write failed with %d\n",ret); -- else { -- printk(KERN_WARNING "jffs2_flush_wbuf(): Write was short: %zd instead of %d\n", -- retlen, c->wbuf_pagesize); -- ret = -EIO; -- } -- -+ if (ret) { -+ printk(KERN_WARNING "jffs2_flush_wbuf(): Write failed with %d\n", ret); -+ goto wfail; -+ } else if (retlen != c->wbuf_pagesize) { -+ printk(KERN_WARNING "jffs2_flush_wbuf(): Write was short: %zd instead of %d\n", -+ retlen, c->wbuf_pagesize); -+ ret = -EIO; -+ goto wfail; -+ } else if ((ret = jffs2_verify_write(c, c->wbuf, c->wbuf_ofs))) { -+ wfail: - jffs2_wbuf_recover(c); - - return ret; -@@ -966,8 +1008,8 @@ exit: - - #define NR_OOB_SCAN_PAGES 4 - --/* For historical reasons we use only 12 bytes for OOB clean marker */ --#define OOB_CM_SIZE 12 -+/* For historical reasons we use only 8 bytes for OOB clean marker */ -+#define OOB_CM_SIZE 8 - - static const struct jffs2_unknown_node oob_cleanmarker = - { -@@ -1021,8 +1063,8 @@ int jffs2_check_oob_empty(struct jffs2_s - /* - * Check for a valid cleanmarker. - * Returns: 0 if a valid cleanmarker was found -- * 1 if no cleanmarker was found -- * negative error code if an error occurred -+ * 1 if no cleanmarker was found -+ * negative error code if an error occurred - */ - int jffs2_check_nand_cleanmarker(struct jffs2_sb_info *c, - struct jffs2_eraseblock *jeb) -@@ -1138,11 +1180,22 @@ int jffs2_nand_flash_setup(struct jffs2_ - return -ENOMEM; - } - -+#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY -+ c->wbuf_verify = kmalloc(c->wbuf_pagesize, GFP_KERNEL); -+ if (!c->wbuf_verify) { -+ kfree(c->oobbuf); -+ kfree(c->wbuf); -+ return -ENOMEM; -+ } -+#endif - return 0; - } - - void jffs2_nand_flash_cleanup(struct jffs2_sb_info *c) - { -+#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY -+ kfree(c->wbuf_verify); -+#endif - kfree(c->wbuf); - kfree(c->oobbuf); - } -Index: linux-2.6.23.17/fs/jffs2/xattr.h -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/xattr.h -+++ linux-2.6.23.17/fs/jffs2/xattr.h -@@ -75,7 +75,7 @@ extern void jffs2_build_xattr_subsystem( - extern void jffs2_clear_xattr_subsystem(struct jffs2_sb_info *c); - - extern struct jffs2_xattr_datum *jffs2_setup_xattr_datum(struct jffs2_sb_info *c, -- uint32_t xid, uint32_t version); -+ uint32_t xid, uint32_t version); - - extern void jffs2_xattr_delete_inode(struct jffs2_sb_info *c, struct jffs2_inode_cache *ic); - extern void jffs2_xattr_free_inode(struct jffs2_sb_info *c, struct jffs2_inode_cache *ic); -Index: linux-2.6.23.17/fs/jffs2/xattr_user.c -=================================================================== ---- linux-2.6.23.17.orig/fs/jffs2/xattr_user.c -+++ linux-2.6.23.17/fs/jffs2/xattr_user.c -@@ -17,7 +17,7 @@ - #include "nodelist.h" - - static int jffs2_user_getxattr(struct inode *inode, const char *name, -- void *buffer, size_t size) -+ void *buffer, size_t size) - { - if (!strcmp(name, "")) - return -EINVAL; -@@ -25,7 +25,7 @@ static int jffs2_user_getxattr(struct in - } - - static int jffs2_user_setxattr(struct inode *inode, const char *name, const void *buffer, -- size_t size, int flags) -+ size_t size, int flags) - { - if (!strcmp(name, "")) - return -EINVAL; -Index: linux-2.6.23.17/include/asm-i386/geode.h -=================================================================== ---- linux-2.6.23.17.orig/include/asm-i386/geode.h -+++ linux-2.6.23.17/include/asm-i386/geode.h -@@ -135,6 +135,55 @@ static inline void geode_gpio_event_pme( - geode_gpio_setup_event(gpio, pair, 1); - } - -+/* MFGPT */ -+ -+#define MFGPT_TIMER_ANY -1 -+ -+#define MFGPT_DOMAIN_WORKING 1 -+#define MFGPT_DOMAIN_STANDBY 2 -+#define MFGPT_DOMAIN_ANY (MFGPT_DOMAIN_WORKING | MFGPT_DOMAIN_STANDBY) -+ -+#define MFGPT_CMP1 0 -+#define MFGPT_CMP2 1 -+ -+#define MFGPT_EVENT_IRQ 0 -+#define MFGPT_EVENT_NMI 1 -+#define MFGPT_EVENT_RESET 3 -+ -+#define MFGPT_REG_CMP1 0 -+#define MFGPT_REG_CMP2 2 -+#define MFGPT_REG_COUNTER 4 -+#define MFGPT_REG_SETUP 6 -+ -+#define MFGPT_SETUP_CNTEN (1 << 15) -+#define MFGPT_SETUP_CMP2 (1 << 14) -+#define MFGPT_SETUP_CMP1 (1 << 13) -+#define MFGPT_SETUP_SETUP (1 << 12) -+#define MFGPT_SETUP_STOPEN (1 << 11) -+#define MFGPT_SETUP_EXTEN (1 << 10) -+#define MFGPT_SETUP_REVEN (1 << 5) -+#define MFGPT_SETUP_CLKSEL (1 << 4) -+ -+static inline void geode_mfgpt_write(int timer, u16 reg, u16 value) -+{ -+ u32 base = geode_get_dev_base(GEODE_DEV_MFGPT); -+ outw(value, base + reg + (timer * 8)); -+} -+ -+static inline u16 geode_mfgpt_read(int timer, u16 reg) -+{ -+ u32 base = geode_get_dev_base(GEODE_DEV_MFGPT); -+ return inw(base + reg + (timer * 8)); -+} -+ -+extern int __init geode_mfgpt_detect(void); -+extern int geode_mfgpt_toggle_event(int timer, int cmp, int event, int enable); -+extern int geode_mfgpt_set_irq(int timer, int cmp, int irq, int enable); -+extern int geode_mfgpt_alloc_timer(int timer, int domain, struct module *owner); -+ -+#define geode_mfgpt_setup_irq(t,c,i) geode_mfgpt_set_irq((t),(c),(i),1) -+#define geode_mfgpt_release_irq(t,c,i) geode_mfgpt_set_irq((t),(c),(i),0) -+ - /* Specific geode tests */ - - static inline int is_geode_gx(void) -Index: linux-2.6.23.17/include/asm-i386/setup.h -=================================================================== ---- linux-2.6.23.17.orig/include/asm-i386/setup.h -+++ linux-2.6.23.17/include/asm-i386/setup.h -@@ -24,6 +24,7 @@ - #define OLD_CL_BASE_ADDR 0x90000 - #define OLD_CL_OFFSET 0x90022 - #define NEW_CL_POINTER 0x228 /* Relative to real mode data */ -+#define OFW_INFO_OFFSET 0xb0 /* Relative to real mode data */ - - #ifndef __ASSEMBLY__ - -Index: linux-2.6.23.17/include/linux/console.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/console.h -+++ linux-2.6.23.17/include/linux/console.h -@@ -121,14 +121,11 @@ extern void console_stop(struct console - extern void console_start(struct console *); - extern int is_console_locked(void); - --#ifndef CONFIG_DISABLE_CONSOLE_SUSPEND -+extern int serial_console_suspend_enabled; -+ - /* Suspend and resume console messages over PM events */ - extern void suspend_console(void); - extern void resume_console(void); --#else --static inline void suspend_console(void) {} --static inline void resume_console(void) {} --#endif /* CONFIG_DISABLE_CONSOLE_SUSPEND */ - - int mda_console_init(void); - void prom_con_init(void); -Index: linux-2.6.23.17/include/linux/fb.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/fb.h -+++ linux-2.6.23.17/include/linux/fb.h -@@ -664,6 +664,12 @@ struct fb_ops { - /* restore saved state */ - void (*fb_restore_state)(struct fb_info *info); - -+ /* Shut down the graphics engine to save power */ -+ int (*fb_powerdown)(struct fb_info *info); -+ -+ /* Power it back up */ -+ int (*fb_powerup)(struct fb_info *info); -+ - /* get capability given var */ - void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps, - struct fb_var_screeninfo *var); -@@ -943,6 +949,9 @@ extern int fb_get_color_depth(struct fb_ - extern int fb_get_options(char *name, char **option); - extern int fb_new_modelist(struct fb_info *info); - -+extern int fb_powerdown(struct fb_info *info); -+extern int fb_powerup(struct fb_info *info); -+ - extern struct fb_info *registered_fb[FB_MAX]; - extern int num_registered_fb; - extern struct class *fb_class; -Index: linux-2.6.23.17/include/linux/mtd/onenand.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/mtd/onenand.h -+++ linux-2.6.23.17/include/linux/mtd/onenand.h -@@ -60,6 +60,7 @@ struct onenand_bufferram { - * @erase_shift: [INTERN] number of address bits in a block - * @page_shift: [INTERN] number of address bits in a page - * @page_mask: [INTERN] a page per block mask -+ * @writesize: [INTERN] a real page size - * @bufferram_index: [INTERN] BufferRAM index - * @bufferram: [INTERN] BufferRAM info - * @readw: [REPLACEABLE] hardware specific function for read short -@@ -100,6 +101,7 @@ struct onenand_chip { - unsigned int erase_shift; - unsigned int page_shift; - unsigned int page_mask; -+ unsigned int writesize; - - unsigned int bufferram_index; - struct onenand_bufferram bufferram[MAX_BUFFERRAM]; -@@ -140,6 +142,8 @@ struct onenand_chip { - #define ONENAND_NEXT_BUFFERRAM(this) (this->bufferram_index ^ 1) - #define ONENAND_SET_NEXT_BUFFERRAM(this) (this->bufferram_index ^= 1) - #define ONENAND_SET_PREV_BUFFERRAM(this) (this->bufferram_index ^= 1) -+#define ONENAND_SET_BUFFERRAM0(this) (this->bufferram_index = 0) -+#define ONENAND_SET_BUFFERRAM1(this) (this->bufferram_index = 1) - - #define ONENAND_GET_SYS_CFG1(this) \ - (this->read_word(this->base + ONENAND_REG_SYS_CFG1)) -@@ -149,6 +153,13 @@ struct onenand_chip { - #define ONENAND_IS_DDP(this) \ - (this->device_id & ONENAND_DEVICE_IS_DDP) - -+#ifdef CONFIG_MTD_ONENAND_2X_PROGRAM -+#define ONENAND_IS_2PLANE(this) \ -+ (this->options & ONENAND_HAS_2PLANE) -+#else -+#define ONENAND_IS_2PLANE(this) (0) -+#endif -+ - /* Check byte access in OneNAND */ - #define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1) - -@@ -157,6 +168,7 @@ struct onenand_chip { - */ - #define ONENAND_HAS_CONT_LOCK (0x0001) - #define ONENAND_HAS_UNLOCK_ALL (0x0002) -+#define ONENAND_HAS_2PLANE (0x0004) - #define ONENAND_PAGEBUF_ALLOC (0x1000) - #define ONENAND_OOBBUF_ALLOC (0x2000) - -Index: linux-2.6.23.17/include/linux/mtd/onenand_regs.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/mtd/onenand_regs.h -+++ linux-2.6.23.17/include/linux/mtd/onenand_regs.h -@@ -74,6 +74,8 @@ - - #define ONENAND_DEVICE_DENSITY_512Mb (0x002) - #define ONENAND_DEVICE_DENSITY_1Gb (0x003) -+#define ONENAND_DEVICE_DENSITY_2Gb (0x004) -+#define ONENAND_DEVICE_DENSITY_4Gb (0x005) - - /* - * Version ID Register F002h (R) -@@ -111,6 +113,8 @@ - #define ONENAND_CMD_READOOB (0x13) - #define ONENAND_CMD_PROG (0x80) - #define ONENAND_CMD_PROGOOB (0x1A) -+#define ONENAND_CMD_2X_PROG (0x7D) -+#define ONENAND_CMD_2X_CACHE_PROG (0x7F) - #define ONENAND_CMD_UNLOCK (0x23) - #define ONENAND_CMD_LOCK (0x2A) - #define ONENAND_CMD_LOCK_TIGHT (0x2C) -Index: linux-2.6.23.17/include/linux/vt_kern.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/vt_kern.h -+++ linux-2.6.23.17/include/linux/vt_kern.h -@@ -95,4 +95,23 @@ struct vt_spawn_console { - }; - extern struct vt_spawn_console vt_spawn_con; - -+/* A notifier list for console events */ -+extern struct raw_notifier_head console_notifier_list; -+ -+/* Called when the FG console switches to KD_TEXT mode */ -+#define CONSOLE_EVENT_SWITCH_TEXT 0x01 -+ -+/* Called when the FG console switches to KD_GRAPHICS mode */ -+#define CONSOLE_EVENT_SWITCH_GRAPHICS 0x02 -+ -+static inline int console_event_register(struct notifier_block *n) -+{ -+ return raw_notifier_chain_register(&console_notifier_list, n); -+} -+ -+static inline int console_event_unregister(struct notifier_block *n) -+{ -+ return raw_notifier_chain_unregister(&console_notifier_list, n); -+} -+ - #endif /* _VT_KERN_H */ -Index: linux-2.6.23.17/kernel/power/console.c -=================================================================== ---- linux-2.6.23.17.orig/kernel/power/console.c -+++ linux-2.6.23.17/kernel/power/console.c -@@ -9,7 +9,7 @@ - #include <linux/console.h> - #include "power.h" - --#if defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) -+#if defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) && !defined(CONFIG_DISABLE_SUSPEND_VT_SWITCH) - #define SUSPEND_CONSOLE (MAX_NR_CONSOLES-1) - - static int orig_fgconsole, orig_kmsg; diff --git a/target/linux/olpc/patches-2.6.23/110-olpc_sound.patch b/target/linux/olpc/patches-2.6.23/110-olpc_sound.patch deleted file mode 100644 index c322e46f53..0000000000 --- a/target/linux/olpc/patches-2.6.23/110-olpc_sound.patch +++ /dev/null @@ -1,414 +0,0 @@ -Index: linux-2.6.23.17/include/sound/ac97_codec.h -=================================================================== ---- linux-2.6.23.17.orig/include/sound/ac97_codec.h -+++ linux-2.6.23.17/include/sound/ac97_codec.h -@@ -281,10 +281,12 @@ - /* specific - Analog Devices */ - #define AC97_AD_TEST 0x5a /* test register */ - #define AC97_AD_TEST2 0x5c /* undocumented test register 2 */ -+#define AC97_AD_HPFD_SHIFT 12 /* High Pass Filter Disable */ - #define AC97_AD_CODEC_CFG 0x70 /* codec configuration */ - #define AC97_AD_JACK_SPDIF 0x72 /* Jack Sense & S/PDIF */ - #define AC97_AD_SERIAL_CFG 0x74 /* Serial Configuration */ - #define AC97_AD_MISC 0x76 /* Misc Control Bits */ -+#define AC97_AD_VREFD_SHIFT 2 /* V_REFOUT Disable (AD1888) */ - - /* specific - Cirrus Logic */ - #define AC97_CSR_ACMODE 0x5e /* AC Mode Register */ -Index: linux-2.6.23.17/sound/pci/ac97/ac97_codec.c -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/ac97/ac97_codec.c -+++ linux-2.6.23.17/sound/pci/ac97/ac97_codec.c -@@ -49,7 +49,7 @@ module_param(enable_loopback, bool, 0444 - MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control"); - - #ifdef CONFIG_SND_AC97_POWER_SAVE --static int power_save; -+static int power_save = 1; - module_param(power_save, bool, 0644); - MODULE_PARM_DESC(power_save, "Enable AC97 power-saving control"); - #endif -Index: linux-2.6.23.17/sound/pci/ac97/ac97_patch.c -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/ac97/ac97_patch.c -+++ linux-2.6.23.17/sound/pci/ac97/ac97_patch.c -@@ -1973,8 +1973,9 @@ static const struct snd_kcontrol_new snd - .get = snd_ac97_ad1888_lohpsel_get, - .put = snd_ac97_ad1888_lohpsel_put - }, -- AC97_SINGLE("V_REFOUT Enable", AC97_AD_MISC, 2, 1, 1), -- AC97_SINGLE("High Pass Filter Enable", AC97_AD_TEST2, 12, 1, 1), -+ AC97_SINGLE("V_REFOUT Enable", AC97_AD_MISC, AC97_AD_VREFD_SHIFT, 1, 1), -+ AC97_SINGLE("High Pass Filter Enable", AC97_AD_TEST2, -+ AC97_AD_HPFD_SHIFT, 1, 1), - AC97_SINGLE("Spread Front to Surround and Center/LFE", AC97_AD_MISC, 7, 1, 0), - { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, -Index: linux-2.6.23.17/sound/pci/cs5535audio/Makefile -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/cs5535audio/Makefile -+++ linux-2.6.23.17/sound/pci/cs5535audio/Makefile -@@ -8,5 +8,9 @@ ifeq ($(CONFIG_PM),y) - snd-cs5535audio-objs += cs5535audio_pm.o - endif - -+ifdef CONFIG_OLPC -+snd-cs5535audio-objs += cs5535audio_olpc.o -+endif -+ - # Toplevel Module Dependency - obj-$(CONFIG_SND_CS5535AUDIO) += snd-cs5535audio.o -Index: linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio.c -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/cs5535audio/cs5535audio.c -+++ linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio.c -@@ -145,7 +145,7 @@ static unsigned short snd_cs5535audio_ac - return snd_cs5535audio_codec_read(cs5535au, reg); - } - --static int snd_cs5535audio_mixer(struct cs5535audio *cs5535au) -+static int __devinit snd_cs5535audio_mixer(struct cs5535audio *cs5535au) - { - struct snd_card *card = cs5535au->card; - struct snd_ac97_bus *pbus; -@@ -160,10 +160,14 @@ static int snd_cs5535audio_mixer(struct - return err; - - memset(&ac97, 0, sizeof(ac97)); -- ac97.scaps = AC97_SCAP_AUDIO|AC97_SCAP_SKIP_MODEM; -+ ac97.scaps = AC97_SCAP_AUDIO | AC97_SCAP_SKIP_MODEM -+ | AC97_SCAP_POWER_SAVE; - ac97.private_data = cs5535au; - ac97.pci = cs5535au->pci; - -+ /* olpc_prequirks is dummied out if not olpc */ -+ olpc_prequirks(card, &ac97); -+ - if ((err = snd_ac97_mixer(pbus, &ac97, &cs5535au->ac97)) < 0) { - snd_printk(KERN_ERR "mixer failed\n"); - return err; -@@ -171,6 +175,12 @@ static int snd_cs5535audio_mixer(struct - - snd_ac97_tune_hardware(cs5535au->ac97, ac97_quirks, ac97_quirk); - -+ /* olpc_quirks is dummied out if not olpc */ -+ if (( err = olpc_quirks(card, cs5535au->ac97)) < 0) { -+ snd_printk(KERN_ERR "olpc quirks failed\n"); -+ return err; -+ } -+ - return 0; - } - -@@ -206,7 +216,6 @@ static void process_bm1_irq(struct cs553 - static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id) - { - u16 acc_irq_stat; -- u8 bm_stat; - unsigned char count; - struct cs5535audio *cs5535au = dev_id; - -@@ -217,7 +226,7 @@ static irqreturn_t snd_cs5535audio_inter - - if (!acc_irq_stat) - return IRQ_NONE; -- for (count = 0; count < 10; count++) { -+ for (count = 0; count < 4; count++) { - if (acc_irq_stat & (1 << count)) { - switch (count) { - case IRQ_STS: -@@ -232,26 +241,9 @@ static irqreturn_t snd_cs5535audio_inter - case BM1_IRQ_STS: - process_bm1_irq(cs5535au); - break; -- case BM2_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM2_STATUS); -- break; -- case BM3_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM3_STATUS); -- break; -- case BM4_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM4_STATUS); -- break; -- case BM5_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM5_STATUS); -- break; -- case BM6_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM6_STATUS); -- break; -- case BM7_IRQ_STS: -- bm_stat = cs_readb(cs5535au, ACC_BM7_STATUS); -- break; - default: -- snd_printk(KERN_ERR "Unexpected irq src\n"); -+ snd_printk(KERN_ERR "Unexpected irq src: " -+ "0x%x\n", acc_irq_stat); - break; - } - } -Index: linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio.h -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/cs5535audio/cs5535audio.h -+++ linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio.h -@@ -16,57 +16,28 @@ - #define ACC_IRQ_STATUS 0x12 - #define ACC_BM0_CMD 0x20 - #define ACC_BM1_CMD 0x28 --#define ACC_BM2_CMD 0x30 --#define ACC_BM3_CMD 0x38 --#define ACC_BM4_CMD 0x40 --#define ACC_BM5_CMD 0x48 --#define ACC_BM6_CMD 0x50 --#define ACC_BM7_CMD 0x58 - #define ACC_BM0_PRD 0x24 - #define ACC_BM1_PRD 0x2C --#define ACC_BM2_PRD 0x34 --#define ACC_BM3_PRD 0x3C --#define ACC_BM4_PRD 0x44 --#define ACC_BM5_PRD 0x4C --#define ACC_BM6_PRD 0x54 --#define ACC_BM7_PRD 0x5C - #define ACC_BM0_STATUS 0x21 - #define ACC_BM1_STATUS 0x29 --#define ACC_BM2_STATUS 0x31 --#define ACC_BM3_STATUS 0x39 --#define ACC_BM4_STATUS 0x41 --#define ACC_BM5_STATUS 0x49 --#define ACC_BM6_STATUS 0x51 --#define ACC_BM7_STATUS 0x59 - #define ACC_BM0_PNTR 0x60 - #define ACC_BM1_PNTR 0x64 --#define ACC_BM2_PNTR 0x68 --#define ACC_BM3_PNTR 0x6C --#define ACC_BM4_PNTR 0x70 --#define ACC_BM5_PNTR 0x74 --#define ACC_BM6_PNTR 0x78 --#define ACC_BM7_PNTR 0x7C -+ - /* acc_codec bar0 reg bits */ - /* ACC_IRQ_STATUS */ - #define IRQ_STS 0 - #define WU_IRQ_STS 1 - #define BM0_IRQ_STS 2 - #define BM1_IRQ_STS 3 --#define BM2_IRQ_STS 4 --#define BM3_IRQ_STS 5 --#define BM4_IRQ_STS 6 --#define BM5_IRQ_STS 7 --#define BM6_IRQ_STS 8 --#define BM7_IRQ_STS 9 - /* ACC_BMX_STATUS */ - #define EOP (1<<0) - #define BM_EOP_ERR (1<<1) - /* ACC_BMX_CTL */ --#define BM_CTL_EN 0x00000001 --#define BM_CTL_PAUSE 0x00000011 --#define BM_CTL_DIS 0x00000000 --#define BM_CTL_BYTE_ORD_LE 0x00000000 --#define BM_CTL_BYTE_ORD_BE 0x00000100 -+#define BM_CTL_EN 0x01 -+#define BM_CTL_PAUSE 0x03 -+#define BM_CTL_DIS 0x00 -+#define BM_CTL_BYTE_ORD_LE 0x00 -+#define BM_CTL_BYTE_ORD_BE 0x04 - /* cs5535 specific ac97 codec register defines */ - #define CMD_MASK 0xFF00FFFF - #define CMD_NEW 0x00010000 -@@ -106,8 +77,8 @@ struct cs5535audio_dma { - struct snd_pcm_substream *substream; - unsigned int buf_addr, buf_bytes; - unsigned int period_bytes, periods; -- int suspended; - u32 saved_prd; -+ int pcm_open_flag; - }; - - struct cs5535audio { -@@ -123,8 +94,21 @@ struct cs5535audio { - struct cs5535audio_dma dmas[NUM_CS5535AUDIO_DMAS]; - }; - -+#ifdef CONFIG_PM - int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state); - int snd_cs5535audio_resume(struct pci_dev *pci); -+#endif -+ -+#ifdef CONFIG_OLPC -+void olpc_prequirks(struct snd_card *card, struct snd_ac97_template *ac97) __devinit; -+int olpc_quirks(struct snd_card *card, struct snd_ac97 *ac97) __devinit; -+int olpc_ai_enable(struct snd_ac97 *ac97, u8 val); -+#else -+#define olpc_prequirks(arg,arg2) do {} while (0) -+#define olpc_quirks(arg,arg2) (0) -+#define olpc_ai_enable(a, v) (0) -+#endif -+ - int __devinit snd_cs5535audio_pcm(struct cs5535audio *cs5535audio); - - #endif /* __SOUND_CS5535AUDIO_H */ -Index: linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio_pcm.c -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/cs5535audio/cs5535audio_pcm.c -+++ linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio_pcm.c -@@ -164,6 +164,7 @@ static int cs5535audio_build_dma_packets - jmpprd_addr = cpu_to_le32(lastdesc->addr + - (sizeof(struct cs5535audio_dma_desc)*periods)); - -+ dma->substream = substream; - dma->period_bytes = period_bytes; - dma->periods = periods; - spin_lock_irq(&cs5535au->reg_lock); -@@ -241,6 +242,7 @@ static void cs5535audio_clear_dma_packet - { - snd_dma_free_pages(&dma->desc_buf); - dma->desc_buf.area = NULL; -+ dma->substream = NULL; - } - - static int snd_cs5535audio_hw_params(struct snd_pcm_substream *substream, -@@ -260,6 +262,9 @@ static int snd_cs5535audio_hw_params(str - err = cs5535audio_build_dma_packets(cs5535au, dma, substream, - params_periods(hw_params), - params_period_bytes(hw_params)); -+ if (!err) -+ dma->pcm_open_flag = 1; -+ - return err; - } - -@@ -268,6 +273,15 @@ static int snd_cs5535audio_hw_free(struc - struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream); - struct cs5535audio_dma *dma = substream->runtime->private_data; - -+ if (dma->pcm_open_flag) { -+ if (substream == cs5535au->playback_substream) -+ snd_ac97_update_power(cs5535au->ac97, -+ AC97_PCM_FRONT_DAC_RATE, 0); -+ else -+ snd_ac97_update_power(cs5535au->ac97, -+ AC97_PCM_LR_ADC_RATE, 0); -+ dma->pcm_open_flag = 0; -+ } - cs5535audio_clear_dma_packets(cs5535au, dma, substream); - return snd_pcm_lib_free_pages(substream); - } -@@ -298,14 +312,12 @@ static int snd_cs5535audio_trigger(struc - break; - case SNDRV_PCM_TRIGGER_RESUME: - dma->ops->enable_dma(cs5535au); -- dma->suspended = 0; - break; - case SNDRV_PCM_TRIGGER_STOP: - dma->ops->disable_dma(cs5535au); - break; - case SNDRV_PCM_TRIGGER_SUSPEND: - dma->ops->disable_dma(cs5535au); -- dma->suspended = 1; - break; - default: - snd_printk(KERN_ERR "unhandled trigger\n"); -@@ -344,6 +356,7 @@ static int snd_cs5535audio_capture_open( - int err; - struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; -+ struct snd_ac97 *ac97 = cs5535au->ac97; - - runtime->hw = snd_cs5535audio_capture; - cs5535au->capture_substream = substream; -@@ -352,11 +365,29 @@ static int snd_cs5535audio_capture_open( - if ((err = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS)) < 0) - return err; -- return 0; -+ -+#ifdef CONFIG_OLPC -+ /* Disable Analog Input */ -+ olpc_ai_enable(ac97, 0); -+ /* Enable V_ref bias while recording. */ -+ snd_ac97_update_bits(ac97, AC97_AD_MISC, 1<<AC97_AD_VREFD_SHIFT, 0); -+#endif -+ return err; - } - - static int snd_cs5535audio_capture_close(struct snd_pcm_substream *substream) - { -+#ifdef CONFIG_OLPC -+ struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream); -+ struct snd_ac97 *ac97 = cs5535au->ac97; -+ -+ /* Disable Analog Input */ -+ olpc_ai_enable(ac97, 0); -+ /* Disable V_ref bias. */ -+ snd_ac97_update_bits(ac97, AC97_AD_MISC, 1<<AC97_AD_VREFD_SHIFT, -+ 1<<AC97_AD_VREFD_SHIFT); -+#endif -+ - return 0; - } - -Index: linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio_pm.c -=================================================================== ---- linux-2.6.23.17.orig/sound/pci/cs5535audio/cs5535audio_pm.c -+++ linux-2.6.23.17/sound/pci/cs5535audio/cs5535audio_pm.c -@@ -64,18 +64,21 @@ int snd_cs5535audio_suspend(struct pci_d - int i; - - snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); -+ snd_pcm_suspend_all(cs5535au->pcm); -+ snd_ac97_suspend(cs5535au->ac97); - for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) { - struct cs5535audio_dma *dma = &cs5535au->dmas[i]; -- if (dma && dma->substream && !dma->suspended) -+ if (dma && dma->substream) - dma->saved_prd = dma->ops->read_prd(cs5535au); - } -- snd_pcm_suspend_all(cs5535au->pcm); -- snd_ac97_suspend(cs5535au->ac97); - /* save important regs, then disable aclink in hw */ - snd_cs5535audio_stop_hardware(cs5535au); - -+ if (pci_save_state(pci)) { -+ printk(KERN_ERR "cs5535audio: pci_save_state failed!\n"); -+ return -EIO; -+ } - pci_disable_device(pci); -- pci_save_state(pci); - pci_set_power_state(pci, pci_choose_state(pci, state)); - return 0; - } -@@ -89,7 +92,12 @@ int snd_cs5535audio_resume(struct pci_de - int i; - - pci_set_power_state(pci, PCI_D0); -- pci_restore_state(pci); -+ if (pci_restore_state(pci) < 0) { -+ printk(KERN_ERR "cs5535audio: pci_restore_state failed, " -+ "disabling device\n"); -+ snd_card_disconnect(card); -+ return -EIO; -+ } - if (pci_enable_device(pci) < 0) { - printk(KERN_ERR "cs5535audio: pci_enable_device failed, " - "disabling device\n"); -@@ -112,17 +120,17 @@ int snd_cs5535audio_resume(struct pci_de - if (!timeout) - snd_printk(KERN_ERR "Failure getting AC Link ready\n"); - -- /* we depend on ac97 to perform the codec power up */ -- snd_ac97_resume(cs5535au->ac97); - /* set up rate regs, dma. actual initiation is done in trig */ - for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) { - struct cs5535audio_dma *dma = &cs5535au->dmas[i]; -- if (dma && dma->substream && dma->suspended) { -+ if (dma && dma->substream) { - dma->substream->ops->prepare(dma->substream); - dma->ops->setup_prd(cs5535au, dma->saved_prd); - } - } -- -+ -+ /* we depend on ac97 to perform the codec power up */ -+ snd_ac97_resume(cs5535au->ac97); - snd_power_change_state(card, SNDRV_CTL_POWER_D0); - - return 0; diff --git a/target/linux/olpc/patches-2.6.23/200-fix_dcon_id.patch b/target/linux/olpc/patches-2.6.23/200-fix_dcon_id.patch deleted file mode 100644 index 73860f9b84..0000000000 --- a/target/linux/olpc/patches-2.6.23/200-fix_dcon_id.patch +++ /dev/null @@ -1,12 +0,0 @@ -Index: linux-2.6.23.17/include/linux/i2c-id.h -=================================================================== ---- linux-2.6.23.17.orig/include/linux/i2c-id.h -+++ linux-2.6.23.17/include/linux/i2c-id.h -@@ -119,6 +119,7 @@ - #define I2C_DRIVERID_WM8750 90 /* Wolfson WM8750 audio codec */ - #define I2C_DRIVERID_WM8753 91 /* Wolfson WM8753 audio codec */ - #define I2C_DRIVERID_LM4857 92 /* LM4857 Audio Amplifier */ -+#define I2C_DRIVERID_DCON 93 - - #define I2C_DRIVERID_I2CDEV 900 - #define I2C_DRIVERID_ARP 902 /* SMBus ARP Client */ diff --git a/target/linux/olpc/patches-2.6.23/300-block2mtd_init.patch b/target/linux/olpc/patches-2.6.23/300-block2mtd_init.patch deleted file mode 100644 index a922b4e2a9..0000000000 --- a/target/linux/olpc/patches-2.6.23/300-block2mtd_init.patch +++ /dev/null @@ -1,235 +0,0 @@ -Index: linux-2.6.23.17/drivers/mtd/devices/block2mtd.c -=================================================================== ---- linux-2.6.23.17.orig/drivers/mtd/devices/block2mtd.c -+++ linux-2.6.23.17/drivers/mtd/devices/block2mtd.c -@@ -20,6 +20,8 @@ - #include <linux/buffer_head.h> - #include <linux/mutex.h> - #include <linux/mount.h> -+#include <linux/list.h> -+#include <linux/delay.h> - - #define VERSION "$Revision: 1.30 $" - -@@ -27,6 +29,12 @@ - #define ERROR(fmt, args...) printk(KERN_ERR "block2mtd: " fmt "\n" , ## args) - #define INFO(fmt, args...) printk(KERN_INFO "block2mtd: " fmt "\n" , ## args) - -+struct retry { -+ struct list_head list; -+ const char *val; -+}; -+ -+static LIST_HEAD(retry_list); - - /* Info for the block device */ - struct block2mtd_dev { -@@ -38,10 +46,36 @@ struct block2mtd_dev { - char devname[0]; - }; - -+static int block2mtd_setup2(const char *val); - - /* Static info about the MTD, used in cleanup_module */ - static LIST_HEAD(blkmtd_device_list); - -+static int add_retry(const char *val) -+{ -+ struct retry *r = kmalloc(sizeof(struct retry), GFP_KERNEL); -+ -+ INIT_LIST_HEAD(&r->list); -+ r->val = val; -+ list_add(&r->list, &retry_list); -+ -+ return 0; -+} -+ -+static int __init process_retries(void) -+{ -+ struct list_head *p, *tmp; -+ -+ list_for_each_safe(p, tmp, &retry_list) { -+ struct retry *r = list_entry(p, struct retry, list); -+ block2mtd_setup2(r->val); -+ msleep(100); -+ list_del(p); -+ kfree(r); -+ } -+ return 0; -+} -+rootfs_initcall(process_retries); - - static struct page *page_read(struct address_space *mapping, int index) - { -@@ -518,7 +552,10 @@ static int block2mtd_setup2(const char * - if (token[2] && (strlen(token[2]) + 1 > 80)) - parse_err("mtd device name too long"); - -- add_device(name, erase_size, token[2]); -+ if (add_device(name, erase_size, token[2]) == NULL) { -+ add_retry(val); -+ return 0; -+ } - - return 0; - } -@@ -534,8 +571,11 @@ static int block2mtd_setup(const char *v - and block2mtd_init() has already been called, - we can parse the argument now. */ - -- if (block2mtd_init_called) -+ if (block2mtd_init_called) { -+ /* if the call failed (e.g. because the device does not exist yet) -+ * then try again just before attempting to mount the rootfs */ - return block2mtd_setup2(val); -+ } - - /* During early boot stage, we only save the parameters - here. We must parse them later: if the param passed -Index: linux-2.6.23.17/init/do_mounts.c -=================================================================== ---- linux-2.6.23.17.orig/init/do_mounts.c -+++ linux-2.6.23.17/init/do_mounts.c -@@ -241,16 +241,8 @@ static int __init fs_names_setup(char *s - return 1; - } - --static unsigned int __initdata root_delay; --static int __init root_delay_setup(char *str) --{ -- root_delay = simple_strtoul(str, NULL, 0); -- return 1; --} -- - __setup("rootflags=", root_data_setup); - __setup("rootfstype=", fs_names_setup); --__setup("rootdelay=", root_delay_setup); - - static void __init get_fs_names(char *page) - { -@@ -426,18 +418,6 @@ void __init prepare_namespace(void) - { - int is_floppy; - -- if (root_delay) { -- printk(KERN_INFO "Waiting %dsec before mounting root device...\n", -- root_delay); -- ssleep(root_delay); -- } -- -- /* wait for the known devices to complete their probing */ -- while (driver_probe_done() != 0) -- msleep(100); -- -- md_run_setup(); -- - if (saved_root_name[0]) { - root_device_name = saved_root_name; - if (!strncmp(root_device_name, "mtd", 3)) { -Index: linux-2.6.23.17/init/main.c -=================================================================== ---- linux-2.6.23.17.orig/init/main.c -+++ linux-2.6.23.17/init/main.c -@@ -65,6 +65,7 @@ - #ifdef CONFIG_X86_LOCAL_APIC - #include <asm/smp.h> - #endif -+#include "do_mounts.h" - - /* - * This is one of the first .c files built. Error out early if we have compiler -@@ -662,13 +663,14 @@ static int __init initcall_debug_setup(c - __setup("initcall_debug", initcall_debug_setup); - - extern initcall_t __initcall_start[], __initcall_end[]; -+extern initcall_t __root_initcall_start[], __root_initcall_end[]; - --static void __init do_initcalls(void) -+static void __init do_initcalls(initcall_t *start, initcall_t *end) - { - initcall_t *call; - int count = preempt_count(); - -- for (call = __initcall_start; call < __initcall_end; call++) { -+ for (call = start; call < end; call++) { - ktime_t t0, t1, delta; - char *msg = NULL; - char msgbuf[40]; -@@ -737,7 +739,7 @@ static void __init do_basic_setup(void) - usermodehelper_init(); - driver_init(); - init_irq_proc(); -- do_initcalls(); -+ do_initcalls(__initcall_start, __initcall_end); - } - - static int __initdata nosoftlockup; -@@ -810,6 +812,14 @@ static int noinline init_post(void) - panic("No init found. Try passing init= option to kernel."); - } - -+static unsigned int __initdata root_delay; -+static int __init root_delay_setup(char *str) -+{ -+ root_delay = simple_strtoul(str, NULL, 0); -+ return 1; -+} -+__setup("rootdelay=", root_delay_setup); -+ - static int __init kernel_init(void * unused) - { - lock_kernel(); -@@ -851,6 +861,17 @@ static int __init kernel_init(void * unu - - if (sys_access((const char __user *) ramdisk_execute_command, 0) != 0) { - ramdisk_execute_command = NULL; -+ if (root_delay) { -+ printk(KERN_INFO "Waiting %dsec before mounting root device...\n", -+ root_delay); -+ ssleep(root_delay); -+ } -+ /* wait for the known devices to complete their probing */ -+ while (driver_probe_done() != 0) -+ msleep(100); -+ md_run_setup(); -+ do_initcalls(__root_initcall_start, __root_initcall_end); -+ - prepare_namespace(); - } - -Index: linux-2.6.23.17/arch/i386/kernel/vmlinux.lds.S -=================================================================== ---- linux-2.6.23.17.orig/arch/i386/kernel/vmlinux.lds.S -+++ linux-2.6.23.17/arch/i386/kernel/vmlinux.lds.S -@@ -146,6 +146,11 @@ SECTIONS - INITCALLS - __initcall_end = .; - } -+ .root_initcall.init : AT(ADDR(.root_initcall.init) - LOAD_OFFSET) { -+ __root_initcall_start = .; -+ INITCALLS_ROOT -+ __root_initcall_end = .; -+ } - .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { - __con_initcall_start = .; - *(.con_initcall.init) -Index: linux-2.6.23.17/include/asm-generic/vmlinux.lds.h -=================================================================== ---- linux-2.6.23.17.orig/include/asm-generic/vmlinux.lds.h -+++ linux-2.6.23.17/include/asm-generic/vmlinux.lds.h -@@ -243,12 +243,14 @@ - *(.initcall4s.init) \ - *(.initcall5.init) \ - *(.initcall5s.init) \ -- *(.initcallrootfs.init) \ - *(.initcall6.init) \ - *(.initcall6s.init) \ - *(.initcall7.init) \ - *(.initcall7s.init) - -+#define INITCALLS_ROOT \ -+ *(.initcallrootfs.init) -+ - #define PERCPU(align) \ - . = ALIGN(align); \ - __per_cpu_start = .; \ |