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diff -urN linux.old/arch/mips/Kconfig linux.dev/arch/mips/Kconfig
--- linux.old/arch/mips/Kconfig 2006-11-29 22:57:37.000000000 +0100
+++ linux.dev/arch/mips/Kconfig 2006-12-14 04:09:50.000000000 +0100
@@ -780,6 +780,19 @@
select SYS_SUPPORTS_BIG_ENDIAN
select TOSHIBA_BOARDS
+config MIKROTIK_RB500
+ bool "Support for RB5xx boards"
+ select HW_HAS_PCI
+ select IRQ_CPU
+ select SYS_HAS_CPU_MIPS32_R1
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SWAP_IO_SPACE
+ select DMA_NONCOHERENT
+ help
+ Support the Mikrotik(tm) Routerboard 500 series,
+ such as the RB532.
+
config TOSHIBA_RBTX4927
bool "Toshiba TBTX49[23]7 board"
select DMA_NONCOHERENT
@@ -1106,7 +1119,7 @@
config MIPS_L1_CACHE_SHIFT
int
- default "4" if MACH_DECSTATION || SNI_RM
+ default "4" if MACH_DECSTATION || SNI_RM || MIKROTIK_RB500
default "7" if SGI_IP27
default "5"
diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
--- linux.old/arch/mips/Makefile 2006-12-14 03:13:55.000000000 +0100
+++ linux.dev/arch/mips/Makefile 2006-12-14 04:09:50.000000000 +0100
@@ -586,6 +586,13 @@
load-$(CONFIG_TOSHIBA_JMR3927) += 0xffffffff80050000
#
+# Routerboard 532 board
+#
+core-$(CONFIG_MIKROTIK_RB500) += arch/mips/rb500/
+cflags-$(CONFIG_MIKROTIK_RB500) += -Iinclude/asm-mips/rc32434
+load-$(CONFIG_MIKROTIK_RB500) += 0xffffffff80101000
+
+#
# Toshiba RBTX4927 board or
# Toshiba RBTX4937 board
#
diff -urN linux.old/arch/mips/pci/Makefile linux.dev/arch/mips/pci/Makefile
--- linux.old/arch/mips/pci/Makefile 2006-11-29 22:57:37.000000000 +0100
+++ linux.dev/arch/mips/pci/Makefile 2006-12-14 04:09:50.000000000 +0100
@@ -53,3 +53,4 @@
obj-$(CONFIG_VICTOR_MPC30X) += fixup-mpc30x.o
obj-$(CONFIG_ZAO_CAPCELLA) += fixup-capcella.o
obj-$(CONFIG_WR_PPMC) += fixup-wrppmc.o
+obj-$(CONFIG_MIKROTIK_RB500) += pci-rc32434.o ops-rc32434.o fixup-rb500.o
diff -urN linux.old/drivers/pci/Makefile linux.dev/drivers/pci/Makefile
--- linux.old/drivers/pci/Makefile 2006-11-29 22:57:37.000000000 +0100
+++ linux.dev/drivers/pci/Makefile 2006-12-14 04:09:50.000000000 +0100
@@ -16,6 +16,7 @@
# Build the PCI MSI interrupt support
obj-$(CONFIG_PCI_MSI) += msi.o
+obj-$(CONFIG_MIKROTIK_RB500) += setup-irq.o
# Build the Hypertransport interrupt support
obj-$(CONFIG_HT_IRQ) += htirq.o
diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h
--- linux.old/include/asm-mips/bootinfo.h 2006-11-29 22:57:37.000000000 +0100
+++ linux.dev/include/asm-mips/bootinfo.h 2006-12-14 04:09:50.000000000 +0100
@@ -212,6 +212,8 @@
#define MACH_GROUP_NEC_EMMA2RH 25 /* NEC EMMA2RH (was 23) */
#define MACH_NEC_MARKEINS 0 /* NEC EMMA2RH Mark-eins */
+#define MACH_GROUP_MIKROTIK 24 /* Mikrotik Boards */
+
#define CL_SIZE COMMAND_LINE_SIZE
const char *get_system_type(void);
diff -urN linux.old/include/asm-mips/cpu.h linux.dev/include/asm-mips/cpu.h
--- linux.old/include/asm-mips/cpu.h 2006-11-29 22:57:37.000000000 +0100
+++ linux.dev/include/asm-mips/cpu.h 2006-12-14 04:09:50.000000000 +0100
@@ -200,7 +200,8 @@
#define CPU_SB1A 62
#define CPU_74K 63
#define CPU_R14000 64
-#define CPU_LAST 64
+#define CPU_RC32300 65
+#define CPU_LAST 65
/*
* ISA Level encodings
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