diff options
author | Milton Miller <miltonm@bga.com> | 2009-04-29 20:58:01 (GMT) |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-05-21 05:44:21 (GMT) |
commit | 60dbf4385130136847ea73657da329f8e7dbe16e (patch) | |
tree | 66bb7e72105f416bcbe4be725fb5b97d9a965380 /arch/powerpc/mm/hash_native_64.c | |
parent | af20aeb1a3292ae7ecfc492a4dc059e35465e016 (diff) | |
download | linux-fsl-qoriq-60dbf4385130136847ea73657da329f8e7dbe16e.tar.xz |
powerpc: Add 2.06 tlbie mnemonics
This adds the PowerPC 2.06 tlbie mnemonics and keeps backwards
compatibilty for CPUs before 2.06.
Only useful for bare metal systems.
Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/mm/hash_native_64.c')
-rw-r--r-- | arch/powerpc/mm/hash_native_64.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index 34e5c0b..056d23a 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -27,6 +27,7 @@ #include <asm/cputable.h> #include <asm/udbg.h> #include <asm/kexec.h> +#include <asm/ppc-opcode.h> #ifdef DEBUG_LOW #define DBG_LOW(fmt...) udbg_printf(fmt) @@ -49,14 +50,21 @@ static inline void __tlbie(unsigned long va, int psize, int ssize) case MMU_PAGE_4K: va &= ~0xffful; va |= ssize << 8; - asm volatile("tlbie %0,0" : : "r" (va) : "memory"); + asm volatile(ASM_MMU_FTR_IFCLR("tlbie %0,0", PPC_TLBIE(%1,%0), + %2) + : : "r" (va), "r"(0), "i" (MMU_FTR_TLBIE_206) + : "memory"); break; default: penc = mmu_psize_defs[psize].penc; va &= ~((1ul << mmu_psize_defs[psize].shift) - 1); va |= penc << 12; va |= ssize << 8; - asm volatile("tlbie %0,1" : : "r" (va) : "memory"); + va |= 1; /* L */ + asm volatile(ASM_MMU_FTR_IFCLR("tlbie %0,1", PPC_TLBIE(%1,%0), + %2) + : : "r" (va), "r"(0), "i" (MMU_FTR_TLBIE_206) + : "memory"); break; } } @@ -80,6 +88,7 @@ static inline void __tlbiel(unsigned long va, int psize, int ssize) va &= ~((1ul << mmu_psize_defs[psize].shift) - 1); va |= penc << 12; va |= ssize << 8; + va |= 1; /* L */ asm volatile(".long 0x7c000224 | (%0 << 11) | (1 << 21)" : : "r"(va) : "memory"); break; |