diff options
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/mmu.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/mmu.h | 15 | ||||
| -rw-r--r-- | arch/powerpc/kernel/entry_64.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64s.S | 8 | ||||
| -rw-r--r-- | arch/powerpc/kernel/idle_book3s.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/prom.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/init_64.c | 2 |
7 files changed, 16 insertions, 17 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h index 9ee00c2576d0..ad2d501cddcf 100644 --- a/arch/powerpc/include/asm/book3s/64/mmu.h +++ b/arch/powerpc/include/asm/book3s/64/mmu.h @@ -24,7 +24,7 @@ struct mmu_psize_def { extern struct mmu_psize_def mmu_psize_defs[MMU_PAGE_COUNT]; #ifdef CONFIG_PPC_RADIX_MMU -#define radix_enabled() mmu_has_feature(MMU_FTR_RADIX) +#define radix_enabled() mmu_has_feature(MMU_FTR_TYPE_RADIX) #else #define radix_enabled() (0) #endif diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h index 14220c5c12c9..599781e48552 100644 --- a/arch/powerpc/include/asm/mmu.h +++ b/arch/powerpc/include/asm/mmu.h @@ -12,7 +12,7 @@ */ /* - * First half is MMU families + * MMU families */ #define MMU_FTR_HPTE_TABLE ASM_CONST(0x00000001) #define MMU_FTR_TYPE_8xx ASM_CONST(0x00000002) @@ -21,9 +21,13 @@ #define MMU_FTR_TYPE_FSL_E ASM_CONST(0x00000010) #define MMU_FTR_TYPE_47x ASM_CONST(0x00000020) +/* Radix page table supported and enabled */ +#define MMU_FTR_TYPE_RADIX ASM_CONST(0x00000040) + /* - * This is individual features + * Individual features below. */ + /* * We need to clear top 16bits of va (from the remaining 64 bits )in * tlbie* instructions @@ -93,11 +97,6 @@ */ #define MMU_FTR_1T_SEGMENT ASM_CONST(0x40000000) -/* - * Radix page table available - */ -#define MMU_FTR_RADIX ASM_CONST(0x80000000) - /* MMU feature bit sets for various CPUs */ #define MMU_FTRS_DEFAULT_HPTE_ARCH_V2 \ MMU_FTR_HPTE_TABLE | MMU_FTR_PPCAS_ARCH_V2 @@ -131,7 +130,7 @@ enum { MMU_FTR_LOCKLESS_TLBIE | MMU_FTR_CI_LARGE_PAGE | MMU_FTR_1T_SEGMENT | MMU_FTR_TLBIE_CROP_VA | #ifdef CONFIG_PPC_RADIX_MMU - MMU_FTR_RADIX | + MMU_FTR_TYPE_RADIX | #endif 0, }; diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index fcb2887f5a33..6b8bc0dd09d4 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -532,7 +532,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300) #ifdef CONFIG_PPC_STD_MMU_64 BEGIN_MMU_FTR_SECTION b 2f -END_MMU_FTR_SECTION_IFSET(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_RADIX) BEGIN_FTR_SECTION clrrdi r6,r8,28 /* get its ESID */ clrrdi r9,r1,28 /* get current sp ESID */ diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 6200e4925d26..334c7fac7a4a 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -938,7 +938,7 @@ BEGIN_MMU_FTR_SECTION b do_hash_page /* Try to handle as hpte fault */ MMU_FTR_SECTION_ELSE b handle_page_fault -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) .align 7 .globl h_data_storage_common @@ -969,7 +969,7 @@ BEGIN_MMU_FTR_SECTION b do_hash_page /* Try to handle as hpte fault */ MMU_FTR_SECTION_ELSE b handle_page_fault -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) STD_EXCEPTION_COMMON(0xe20, h_instr_storage, unknown_exception) @@ -1390,7 +1390,7 @@ slb_miss_realmode: #ifdef CONFIG_PPC_STD_MMU_64 BEGIN_MMU_FTR_SECTION bl slb_allocate_realmode -END_MMU_FTR_SECTION_IFCLR(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFCLR(MMU_FTR_TYPE_RADIX) #endif /* All done -- return from exception. */ @@ -1404,7 +1404,7 @@ BEGIN_MMU_FTR_SECTION beq- 2f FTR_SECTION_ELSE b 2f -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) .machine push .machine "power4" diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S index 335eb6cedae5..4c2222cffbbc 100644 --- a/arch/powerpc/kernel/idle_book3s.S +++ b/arch/powerpc/kernel/idle_book3s.S @@ -570,7 +570,7 @@ common_exit: BEGIN_MMU_FTR_SECTION b no_segments -END_MMU_FTR_SECTION_IFSET(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_RADIX) /* Restore SLB from PACA */ ld r8,PACA_SLBSHADOWPTR(r13) diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index b4b6952e8991..b0245bed6f54 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -170,7 +170,7 @@ static struct ibm_pa_feature { */ {CPU_FTR_TM_COMP, 0, 0, PPC_FEATURE2_HTM_COMP|PPC_FEATURE2_HTM_NOSC_COMP, 22, 0, 0}, - {0, MMU_FTR_RADIX, 0, 0, 40, 0, 0}, + {0, MMU_FTR_TYPE_RADIX, 0, 0, 40, 0, 0}, }; static void __init scan_features(unsigned long node, const unsigned char *ftrs, diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index e0ab33d20a10..6259f5db525b 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -425,7 +425,7 @@ void __init mmu_early_init_devtree(void) { /* Disable radix mode based on kernel command line. */ if (disable_radix) - cur_cpu_spec->mmu_features &= ~MMU_FTR_RADIX; + cur_cpu_spec->mmu_features &= ~MMU_FTR_TYPE_RADIX; if (radix_enabled()) radix__early_init_devtree(); |