From 44d921b246923380f26b8010e47ac5dfe48fcec5 Mon Sep 17 00:00:00 2001 From: Kumba Date: Tue, 16 May 2006 22:23:59 -0400 Subject: [PATCH] [MIPS] Treat R14000 like R10000. Signed-off-by: Joshua Kinard Signed-off-by: Ralf Baechle --- arch/mips/kernel/cpu-probe.c | 9 +++++++++ arch/mips/kernel/proc.c | 1 + arch/mips/mm/c-r4k.c | 4 ++++ arch/mips/mm/pg-r4k.c | 1 + arch/mips/mm/tlbex.c | 1 + include/asm-mips/cpu.h | 4 +++- 6 files changed, 19 insertions(+), 1 deletion(-) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 17184921b71d..bef3e2dc7c52 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -433,6 +433,15 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c) MIPS_CPU_LLSC; c->tlbsize = 64; break; + case PRID_IMP_R14000: + c->cputype = CPU_R14000; + c->isa_level = MIPS_CPU_ISA_IV; + c->options = MIPS_CPU_TLB | MIPS_CPU_4K_CACHE | MIPS_CPU_4KEX | + MIPS_CPU_FPU | MIPS_CPU_32FPR | + MIPS_CPU_COUNTER | MIPS_CPU_WATCH | + MIPS_CPU_LLSC; + c->tlbsize = 64; + break; } } diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index 197952c44467..9def554f335b 100644 --- a/arch/mips/kernel/proc.c +++ b/arch/mips/kernel/proc.c @@ -42,6 +42,7 @@ static const char *cpu_name[] = { [CPU_R8000] = "R8000", [CPU_R10000] = "R10000", [CPU_R12000] = "R12000", + [CPU_R14000] = "R14000", [CPU_R4300] = "R4300", [CPU_R4650] = "R4650", [CPU_R4700] = "R4700", diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 570bc4e30fd5..6b3541769602 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -335,6 +335,7 @@ static inline void local_r4k___flush_cache_all(void * args) case CPU_R4400MC: case CPU_R10000: case CPU_R12000: + case CPU_R14000: r4k_blast_scache(); } } @@ -833,6 +834,7 @@ static void __init probe_pcache(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: icache_size = 1 << (12 + ((config & R10K_CONF_IC) >> 29)); c->icache.linesz = 64; c->icache.ways = 2; @@ -986,6 +988,7 @@ static void __init probe_pcache(void) c->dcache.flags |= MIPS_CACHE_PINDEX; case CPU_R10000: case CPU_R12000: + case CPU_R14000: case CPU_SB1: break; case CPU_24K: @@ -1113,6 +1116,7 @@ static void __init setup_scache(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: scache_size = 0x80000 << ((config & R10K_CONF_SS) >> 16); c->scache.linesz = 64 << ((config >> 13) & 1); c->scache.ways = 2; diff --git a/arch/mips/mm/pg-r4k.c b/arch/mips/mm/pg-r4k.c index e4390dc3eb48..b7c749232ffe 100644 --- a/arch/mips/mm/pg-r4k.c +++ b/arch/mips/mm/pg-r4k.c @@ -357,6 +357,7 @@ void __init build_clear_page(void) case CPU_R10000: case CPU_R12000: + case CPU_R14000: pref_src_mode = Pref_LoadStreamed; pref_dst_mode = Pref_StoreStreamed; break; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 4ff07e2efcb3..54507be2ab5b 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -875,6 +875,7 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l, case CPU_R10000: case CPU_R12000: + case CPU_R14000: case CPU_4KC: case CPU_SB1: case CPU_SB1A: diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h index 0117138149bc..dff2a0a52f8f 100644 --- a/include/asm-mips/cpu.h +++ b/include/asm-mips/cpu.h @@ -51,6 +51,7 @@ #define PRID_IMP_R4300 0x0b00 #define PRID_IMP_VR41XX 0x0c00 #define PRID_IMP_R12000 0x0e00 +#define PRID_IMP_R14000 0x0f00 #define PRID_IMP_R8000 0x1000 #define PRID_IMP_PR4450 0x1200 #define PRID_IMP_R4600 0x2000 @@ -198,7 +199,8 @@ #define CPU_PR4450 61 #define CPU_SB1A 62 #define CPU_74K 63 -#define CPU_LAST 63 +#define CPU_R14000 64 +#define CPU_LAST 64 /* * ISA Level encodings