Restore boot loader detection by parsing the command line, fixes issue with Inventel liveboxes

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4695 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 39 insertions, 26 deletions

diff --git a/target/linux/brcm63xx-2.6/patches/001-bcm963xx.patch b/target/linux/brcm63xx-2.6/patches/001-bcm963xx.patch
index 23d0d69640..6505225ceb 100644
--- a/target/linux/brcm63xx-2.6/patches/001-bcm963xx.patch
+++ b/target/linux/brcm63xx-2.6/patches/001-bcm963xx.patch
@@ -6920,26 +6920,26 @@ diff -urN linux.old/arch/mips/bcm963xx/Makefile linux.dev/arch/mips/bcm963xx/Mak
 +EXTRA_CFLAGS += -DADSL_ANNEXC
 +endif
 +
-diff -urN linux.old/arch/mips/bcm963xx/prom.c linux.dev/arch/mips/bcm963xx/prom.c
---- linux.old/arch/mips/bcm963xx/prom.c	1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm963xx/prom.c	2006-08-27 21:02:04.000000000 +0200
-@@ -0,0 +1,130 @@
+diff -urN linux-2.6.17/arch/mips/bcm963xx/prom.c linux-2.6.17-brcm63xx/arch/mips/bcm963xx/prom.c
+--- linux-2.6.17/arch/mips/bcm963xx/prom.c      1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.17-brcm63xx/arch/mips/bcm963xx/prom.c     2006-08-29 07:10:10.000000000 +0200
+@@ -0,0 +1,143 @@
 +/*
-+<:copyright-gpl 
-+ Copyright 2004 Broadcom Corp. All Rights Reserved. 
-+ 
-+ This program is free software; you can distribute 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 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., 
-+ 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. 
++<:copyright-gpl
++ Copyright 2004 Broadcom Corp. All Rights Reserved.
++
++ This program is free software; you can distribute 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 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.,
++ 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
 +:>
 +*/
 +/*
@@ -6965,6 +6965,8 @@ diff -urN linux.old/arch/mips/bcm963xx/prom.c linux.dev/arch/mips/bcm963xx/prom.
 +//char arcs_cmdline[CL_SIZE] __initdata = {0};
 +/* inv_xde */
 +int boot_loader_type;
++int prom_argc;
++char **prom_argv, **prom_envp;
 +
 +extern int  do_syslog(int, char *, int);
 +extern void serial_init(void);
@@ -7022,9 +7024,20 @@ diff -urN linux.old/arch/mips/bcm963xx/prom.c linux.dev/arch/mips/bcm963xx/prom.
 +
 +    serial_init();
 +
-+    /* Need to fixup boot loader detection code 
-+     * whithout changing prom_init prototype  
-+     */
++    prom_argc = fw_arg0;
++    prom_argv = (char **) fw_arg1;
++    prom_envp = (char **) fw_arg2;
++
++    if ((prom_argv > 0x80000000) && (prom_argv < 0x82000000)) {
++      strncpy(arcs_cmdline, prom_argv[1], CL_SIZE);
++    }
++
++    if (strncmp(arcs_cmdline, "boot_loader=RedBoot", 19) != 0) {
++      boot_loader_type =  BOOT_CFE;
++    }
++    else {
++      boot_loader_type = BOOT_REDBOOT;
++    }
 +
 +    do_syslog(8, NULL, 8);
 +
@@ -7034,20 +7047,20 @@ diff -urN linux.old/arch/mips/bcm963xx/prom.c linux.dev/arch/mips/bcm963xx/prom.
 +
 +    arcs_cmdline[0] = '\0';
 +
-+	if (boot_loader_type == BOOT_CFE)
++       if (boot_loader_type == BOOT_CFE)
 +      add_memory_region(0, (getMemorySize() - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
 +    else
-+	add_memory_region(0, (0x01000000 - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
++       add_memory_region(0, (0x01000000 - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
 +
 +    mips_machgroup = MACH_GROUP_BRCM;
 +    mips_machtype = MACH_BCM;
 +
-+	BpSetBoardId("96348GW-10");
++       BpSetBoardId("96348GW-10");
 +}
 +
 +/* --------------------------------------------------------------------------
 +    Name: prom_free_prom_memory
-+Abstract: 
++Abstract:
 + -------------------------------------------------------------------------- */
 +void __init prom_free_prom_memory(void)
 +{