diff options
Diffstat (limited to 'target/linux/brcm63xx-2.6/patches/000-arch_mips.patch')
| -rw-r--r-- | target/linux/brcm63xx-2.6/patches/000-arch_mips.patch | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/target/linux/brcm63xx-2.6/patches/000-arch_mips.patch b/target/linux/brcm63xx-2.6/patches/000-arch_mips.patch new file mode 100644 index 0000000000..bcb3469769 --- /dev/null +++ b/target/linux/brcm63xx-2.6/patches/000-arch_mips.patch @@ -0,0 +1,143 @@ +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/Kconfig linux-2.6.16.7-patched/arch/mips/Kconfig +--- linux-2.6.16.7-generic-patched/arch/mips/Kconfig 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/Kconfig 2006-07-05 15:21:58.000000000 +0200 +@@ -10,7 +10,16 @@ menu "Machine selection" + + choice + prompt "System type" +- default SGI_IP22 ++ default MIPS_BRCM ++ ++config MIPS_BRCM ++ bool "Support for the Broadcom boards" ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_HAS_CPU_MIPS32_R1 ++ select IRQ_CPU ++ help ++ This is a fmaily of boards based on the Broadcom MIPS32 + + config MIPS_MTX1 + bool "Support for 4G Systems MTX-1 board" +@@ -777,6 +786,7 @@ config TOSHIBA_RBTX4938 + + endchoice + ++source "arch/mips/brcm-boards/bcm963xx/Kconfig" + source "arch/mips/ddb5xxx/Kconfig" + source "arch/mips/gt64120/ev64120/Kconfig" + source "arch/mips/jazz/Kconfig" +@@ -1046,7 +1056,7 @@ menu "CPU selection" + + choice + prompt "CPU type" +- default CPU_R4X00 ++ default CPU_MIPS32_R1 + + config CPU_MIPS32_R1 + bool "MIPS32 Release 1" +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/Makefile linux-2.6.16.7-patched/arch/mips/Makefile +--- linux-2.6.16.7-generic-patched/arch/mips/Makefile 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/Makefile 2006-07-05 15:21:58.000000000 +0200 +@@ -279,6 +279,20 @@ libs-$(CONFIG_SIBYTE_CFE) += arch/mips/s + # + + # ++# Broadcom board ++# ++core-$(CONFIG_MIPS_BRCM) += arch/mips/brcm-boards/generic/ arch/mips/brcm-boards/bcm963xx/ ++core-$(CONFIG_MIPS_BRCM) += bcmdrivers/opensource/char/serial/impl1/ ++#core-$(CONFIG_MIPS_BRCM) += bcmdrivers/opensource/char/board/bcm963xx/impl1/ ++#core-$(CONFIG_MIPS_BRCM) += boardparms/bcm963xx/ ++cflags-$(CONFIG_MIPS_BRCM) += -Iinclude/asm-mips/mach-bcm963xx ++cflags-$(CONFIG_MIPS_BRCM) += -Iarch/mips/brcm-boards/generic/include ++cflags-$(CONFIG_MIPS_BRCM) += -Ibcmdrivers/opensource/include/bcm963xx ++cflags-$(CONFIG_MIPS_BRCM) += -Iboardparms/bcm963xx ++load-$(CONFIG_MIPS_BRCM) += 0xffffffff80010000 ++ ++ ++# + # Acer PICA 61, Mips Magnum 4000 and Olivetti M700. + # + core-$(CONFIG_MACH_JAZZ) += arch/mips/jazz/ +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/kernel/cpu-probe.c linux-2.6.16.7-patched/arch/mips/kernel/cpu-probe.c +--- linux-2.6.16.7-generic-patched/arch/mips/kernel/cpu-probe.c 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/kernel/cpu-probe.c 2006-07-05 15:21:58.000000000 +0200 +@@ -558,6 +558,25 @@ static inline void decode_configs(struct + return; + } + ++static inline void cpu_probe_broadcom(struct cpuinfo_mips *c) ++{ ++ decode_configs(c); ++ switch (c->processor_id & 0xff00) { ++ case PRID_IMP_BCM6338: ++ c->cputype = CPU_BCM6338; ++ break; ++ case PRID_IMP_BCM6345: ++ c->cputype = CPU_BCM6345; ++ break; ++ case PRID_IMP_BCM6348: ++ c->cputype = CPU_BCM6348; ++ break; ++ default: ++ c->cputype = CPU_UNKNOWN; ++ break; ++ } ++} ++ + static inline void cpu_probe_mips(struct cpuinfo_mips *c) + { + decode_configs(c); +@@ -691,6 +710,9 @@ __init void cpu_probe(void) + case PRID_COMP_LEGACY: + cpu_probe_legacy(c); + break; ++ case PRID_COMP_BROADCOM: ++ cpu_probe_broadcom(c); ++ break; + case PRID_COMP_MIPS: + cpu_probe_mips(c); + break; +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/kernel/proc.c linux-2.6.16.7-patched/arch/mips/kernel/proc.c +--- linux-2.6.16.7-generic-patched/arch/mips/kernel/proc.c 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/kernel/proc.c 2006-07-05 15:21:58.000000000 +0200 +@@ -81,6 +81,9 @@ static const char *cpu_name[] = { + [CPU_VR4133] = "NEC VR4133", + [CPU_VR4181] = "NEC VR4181", + [CPU_VR4181A] = "NEC VR4181A", ++ [CPU_BCM6338] = "BCM6338", ++ [CPU_BCM6345] = "BCM6345", ++ [CPU_BCM6348] = "BCM6348", + [CPU_SR71000] = "Sandcraft SR71000", + [CPU_PR4450] = "Philips PR4450", + }; +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/mm/c-r4k.c linux-2.6.16.7-patched/arch/mips/mm/c-r4k.c +--- linux-2.6.16.7-generic-patched/arch/mips/mm/c-r4k.c 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/mm/c-r4k.c 2006-07-05 15:21:58.000000000 +0200 +@@ -889,6 +889,12 @@ static void __init probe_pcache(void) + if (!(config & MIPS_CONF_M)) + panic("Don't know how to probe P-caches on this cpu."); + ++ if (c->cputype == CPU_BCM6338 || c->cputype == CPU_BCM6345 || c->cputype == CPU_BCM6348){ ++ printk("brcm mips: enabling icache and dcache...\n"); ++ /* Enable caches */ ++ write_c0_diag(read_c0_diag() | 0xC0000000); ++ } ++ + /* + * So we seem to be a MIPS32 or MIPS64 CPU + * So let's probe the I-cache ... +diff -Naurp -x brcm-boards -x pci linux-2.6.16.7-generic-patched/arch/mips/mm/tlbex.c linux-2.6.16.7-patched/arch/mips/mm/tlbex.c +--- linux-2.6.16.7-generic-patched/arch/mips/mm/tlbex.c 2006-04-17 23:53:25.000000000 +0200 ++++ linux-2.6.16.7-patched/arch/mips/mm/tlbex.c 2006-07-05 15:21:58.000000000 +0200 +@@ -858,6 +858,9 @@ static __init void build_tlb_write_entry + case CPU_4KSC: + case CPU_20KC: + case CPU_25KF: ++ case CPU_BCM6338: ++ case CPU_BCM6345: ++ case CPU_BCM6348: + tlbw(p); + break; + |