diff options
Diffstat (limited to 'arch/powerpc/kernel/cputable.c')
-rw-r--r-- | arch/powerpc/kernel/cputable.c | 125 |
1 files changed, 86 insertions, 39 deletions
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index e44d5530f0a..b936a1dd0a5 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -37,6 +37,7 @@ extern void __setup_cpu_440gx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_440grx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec); +extern void __setup_cpu_460gt(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec); @@ -52,6 +53,8 @@ extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec); extern void __restore_cpu_pa6t(void); extern void __restore_cpu_ppc970(void); +extern void __setup_cpu_power7(unsigned long offset, struct cpu_spec* spec); +extern void __restore_cpu_power7(void); #endif /* CONFIG_PPC64 */ /* This table only contains "desktop" CPUs, it need to be filled with embedded @@ -67,7 +70,12 @@ extern void __restore_cpu_ppc970(void); PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP) #define COMMON_USER_POWER6 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\ PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \ - PPC_FEATURE_TRUE_LE) + PPC_FEATURE_TRUE_LE | \ + PPC_FEATURE_PSERIES_PERFMON_COMPAT) +#define COMMON_USER_POWER7 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_06 |\ + PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \ + PPC_FEATURE_TRUE_LE | \ + PPC_FEATURE_PSERIES_PERFMON_COMPAT) #define COMMON_USER_PA6T (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\ PPC_FEATURE_TRUE_LE | \ PPC_FEATURE_HAS_ALTIVEC_COMP) @@ -347,6 +355,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .machine_check = machine_check_generic, + .oprofile_cpu_type = "ppc64/compat-power5+", .platform = "power5+", }, { /* Power6 */ @@ -378,8 +387,41 @@ static struct cpu_spec __initdata cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .machine_check = machine_check_generic, + .oprofile_cpu_type = "ppc64/compat-power6", .platform = "power6", }, + { /* 2.06-compliant processor, i.e. Power7 "architected" mode */ + .pvr_mask = 0xffffffff, + .pvr_value = 0x0f000003, + .cpu_name = "POWER7 (architected)", + .cpu_features = CPU_FTRS_POWER7, + .cpu_user_features = COMMON_USER_POWER7, + .icache_bsize = 128, + .dcache_bsize = 128, + .machine_check = machine_check_generic, + .oprofile_cpu_type = "ppc64/compat-power7", + .platform = "power7", + }, + { /* Power7 */ + .pvr_mask = 0xffff0000, + .pvr_value = 0x003f0000, + .cpu_name = "POWER7 (raw)", + .cpu_features = CPU_FTRS_POWER7, + .cpu_user_features = COMMON_USER_POWER7, + .icache_bsize = 128, + .dcache_bsize = 128, + .num_pmcs = 6, + .pmc_type = PPC_PMC_IBM, + .cpu_setup = __setup_cpu_power7, + .cpu_restore = __restore_cpu_power7, + .oprofile_cpu_type = "ppc64/power7", + .oprofile_type = PPC_OPROFILE_POWER4, + .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, + .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR, + .oprofile_mmcra_clear = POWER6_MMCRA_THRM | + POWER6_MMCRA_OTHER, + .platform = "power7", + }, { /* Cell Broadband Engine */ .pvr_mask = 0xffff0000, .pvr_value = 0x00700000, @@ -1410,6 +1452,16 @@ static struct cpu_spec __initdata cpu_specs[] = { .machine_check = machine_check_440A, .platform = "ppc440", }, + { /* 440 in Xilinx Virtex-5 FXT */ + .pvr_mask = 0xfffffff0, + .pvr_value = 0x7ff21910, + .cpu_name = "440 in Virtex-5 FXT", + .cpu_features = CPU_FTRS_44X, + .cpu_user_features = COMMON_USER_BOOKE, + .icache_bsize = 32, + .dcache_bsize = 32, + .platform = "ppc440", + }, { /* 460EX */ .pvr_mask = 0xffff0002, .pvr_value = 0x13020002, @@ -1427,9 +1479,10 @@ static struct cpu_spec __initdata cpu_specs[] = { .pvr_value = 0x13020000, .cpu_name = "460GT", .cpu_features = CPU_FTRS_44X, - .cpu_user_features = COMMON_USER_BOOKE, + .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU, .icache_bsize = 32, .dcache_bsize = 32, + .cpu_setup = __setup_cpu_460gt, .machine_check = machine_check_440A, .platform = "ppc440", }, @@ -1491,7 +1544,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pvr_mask = 0xffff0000, .pvr_value = 0x80200000, .cpu_name = "e500", - /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E500, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_SPE_COMP | @@ -1508,7 +1560,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pvr_mask = 0xffff0000, .pvr_value = 0x80210000, .cpu_name = "e500v2", - /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E500_2, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_SPE_COMP | @@ -1522,6 +1573,20 @@ static struct cpu_spec __initdata cpu_specs[] = { .machine_check = machine_check_e500, .platform = "ppc8548", }, + { /* e500mc */ + .pvr_mask = 0xffff0000, + .pvr_value = 0x80230000, + .cpu_name = "e500mc", + .cpu_features = CPU_FTRS_E500MC, + .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU, + .icache_bsize = 64, + .dcache_bsize = 64, + .num_pmcs = 4, + .oprofile_cpu_type = "ppc/e500", /* xxx - galak, e500mc? */ + .oprofile_type = PPC_OPROFILE_FSL_EMB, + .machine_check = machine_check_e500, + .platform = "ppce500mc", + }, { /* default match */ .pvr_mask = 0x00000000, .pvr_value = 0x00000000, @@ -1567,6 +1632,23 @@ struct cpu_spec * __init identify_cpu(unsigned long offset, unsigned int pvr) t->cpu_setup = s->cpu_setup; t->cpu_restore = s->cpu_restore; t->platform = s->platform; + /* + * If we have passed through this logic once + * before and have pulled the default case + * because the real PVR was not found inside + * cpu_specs[], then we are possibly running in + * compatibility mode. In that case, let the + * oprofiler know which set of compatibility + * counters to pull from by making sure the + * oprofile_cpu_type string is set to that of + * compatibility mode. If the oprofile_cpu_type + * already has a value, then we are possibly + * overriding a real PVR with a logical one, and, + * in that case, keep the current value for + * oprofile_cpu_type. + */ + if (t->oprofile_cpu_type == NULL) + t->oprofile_cpu_type = s->oprofile_cpu_type; } else *t = *s; *PTRRELOC(&cur_cpu_spec) = &the_cpu_spec; @@ -1587,38 +1669,3 @@ struct cpu_spec * __init identify_cpu(unsigned long offset, unsigned int pvr) BUG(); return NULL; } - -void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end) -{ - struct fixup_entry { - unsigned long mask; - unsigned long value; - long start_off; - long end_off; - } *fcur, *fend; - - fcur = fixup_start; - fend = fixup_end; - - for (; fcur < fend; fcur++) { - unsigned int *pstart, *pend, *p; - - if ((value & fcur->mask) == fcur->value) - continue; - - /* These PTRRELOCs will disappear once the new scheme for - * modules and vdso is implemented - */ - pstart = ((unsigned int *)fcur) + (fcur->start_off / 4); - pend = ((unsigned int *)fcur) + (fcur->end_off / 4); - - for (p = pstart; p < pend; p++) { - *p = 0x60000000u; - asm volatile ("dcbst 0, %0" : : "r" (p)); - } - asm volatile ("sync" : : : "memory"); - for (p = pstart; p < pend; p++) - asm volatile ("icbi 0,%0" : : "r" (p)); - asm volatile ("sync; isync" : : : "memory"); - } -} |