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authorMatt Evans <matt@ozlabs.org>2011-04-06 19:48:50 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-04-27 14:18:52 +1000
commit44ae3ab3358e962039c36ad4ae461ae9fb29596c (patch)
tree08c0628a5226c0535b7fe236be64b48e5eb0fbd6 /arch/powerpc/kernel/cputable.c
parenteca590f402332ab873d13f2d8d00fa0b91cfff36 (diff)
powerpc: Free up some CPU feature bits by moving out MMU-related features
Some of the 64bit PPC CPU features are MMU-related, so this patch moves them to MMU_FTR_ bits. All cpu_has_feature()-style tests are moved to mmu_has_feature(), and seven feature bits are freed as a result. Signed-off-by: Matt Evans <matt@ozlabs.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/cputable.c')
-rw-r--r--arch/powerpc/kernel/cputable.c45
1 files changed, 19 insertions, 26 deletions
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 3d7b65ad4962..34d2722b9451 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -201,7 +201,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER4 (gp)",
.cpu_features = CPU_FTRS_POWER4,
.cpu_user_features = COMMON_USER_POWER4,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER4,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -216,7 +216,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER4+ (gq)",
.cpu_features = CPU_FTRS_POWER4,
.cpu_user_features = COMMON_USER_POWER4,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER4,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -232,7 +232,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_PPC970,
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_PPC970,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -250,7 +250,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_PPC970,
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_PPC970,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -286,7 +286,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_PPC970,
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_PPC970,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -304,7 +304,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_PPC970,
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_PPC970,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,
@@ -320,7 +320,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER5 (gr)",
.cpu_features = CPU_FTRS_POWER5,
.cpu_user_features = COMMON_USER_POWER5,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER5,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -340,7 +340,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER5+ (gs)",
.cpu_features = CPU_FTRS_POWER5,
.cpu_user_features = COMMON_USER_POWER5_PLUS,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER5,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -356,7 +356,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER5+ (gs)",
.cpu_features = CPU_FTRS_POWER5,
.cpu_user_features = COMMON_USER_POWER5_PLUS,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER5,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -373,7 +373,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER5+",
.cpu_features = CPU_FTRS_POWER5,
.cpu_user_features = COMMON_USER_POWER5_PLUS,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER5,
.icache_bsize = 128,
.dcache_bsize = 128,
.oprofile_cpu_type = "ppc64/ibm-compat-v1",
@@ -387,7 +387,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_POWER6,
.cpu_user_features = COMMON_USER_POWER6 |
PPC_FEATURE_POWER6_EXT,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER6,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -406,7 +406,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER6 (architected)",
.cpu_features = CPU_FTRS_POWER6,
.cpu_user_features = COMMON_USER_POWER6,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_POWER6,
.icache_bsize = 128,
.dcache_bsize = 128,
.oprofile_cpu_type = "ppc64/ibm-compat-v1",
@@ -419,8 +419,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER7 (architected)",
.cpu_features = CPU_FTRS_POWER7,
.cpu_user_features = COMMON_USER_POWER7,
- .mmu_features = MMU_FTR_HPTE_TABLE |
- MMU_FTR_TLBIE_206,
+ .mmu_features = MMU_FTRS_POWER7,
.icache_bsize = 128,
.dcache_bsize = 128,
.oprofile_type = PPC_OPROFILE_POWER4,
@@ -435,8 +434,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER7 (raw)",
.cpu_features = CPU_FTRS_POWER7,
.cpu_user_features = COMMON_USER_POWER7,
- .mmu_features = MMU_FTR_HPTE_TABLE |
- MMU_FTR_TLBIE_206,
+ .mmu_features = MMU_FTRS_POWER7,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -453,8 +451,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER7+ (raw)",
.cpu_features = CPU_FTRS_POWER7,
.cpu_user_features = COMMON_USER_POWER7,
- .mmu_features = MMU_FTR_HPTE_TABLE |
- MMU_FTR_TLBIE_206,
+ .mmu_features = MMU_FTRS_POWER7,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -473,7 +470,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_user_features = COMMON_USER_PPC64 |
PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
PPC_FEATURE_SMT,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_CELL,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 4,
@@ -488,7 +485,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "PA6T",
.cpu_features = CPU_FTRS_PA6T,
.cpu_user_features = COMMON_USER_PA6T,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_PA6T,
.icache_bsize = 64,
.dcache_bsize = 64,
.num_pmcs = 6,
@@ -505,7 +502,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "POWER4 (compatible)",
.cpu_features = CPU_FTRS_COMPATIBLE,
.cpu_user_features = COMMON_USER_PPC64,
- .mmu_features = MMU_FTR_HPTE_TABLE,
+ .mmu_features = MMU_FTRS_DEFAULT_HPTE_ARCH_V2,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 6,
@@ -2020,11 +2017,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_name = "A2 (>= DD2)",
.cpu_features = CPU_FTRS_A2,
.cpu_user_features = COMMON_USER_PPC64,
- .mmu_features = MMU_FTR_TYPE_3E | MMU_FTR_USE_TLBILX |
- MMU_FTR_USE_TLBIVAX_BCAST |
- MMU_FTR_LOCK_BCAST_INVAL |
- MMU_FTR_USE_TLBRSRV |
- MMU_FTR_USE_PAIRED_MAS,
+ .mmu_features = MMU_FTRS_A2,
.icache_bsize = 64,
.dcache_bsize = 64,
.num_pmcs = 0,