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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-04-14 22:32:02 +0000 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-04-27 13:02:10 +1000 |
commit | bd491781097f150687906008d639936a0c00ed90 (patch) | |
tree | 96a6926005c6765724fce93b0b27e504cd0172df /arch/powerpc/include/asm/mmu-book3e.h | |
parent | 76b4eda866c4936af8d696f040abea56bf688e16 (diff) | |
download | linux-stable-bd491781097f150687906008d639936a0c00ed90.tar.gz linux-stable-bd491781097f150687906008d639936a0c00ed90.tar.bz2 linux-stable-bd491781097f150687906008d639936a0c00ed90.zip |
powerpc: Add TLB size detection for TYPE_3E MMUs
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/mmu-book3e.h')
-rw-r--r-- | arch/powerpc/include/asm/mmu-book3e.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmu-book3e.h b/arch/powerpc/include/asm/mmu-book3e.h index 17194fcd4040..80d68afb0200 100644 --- a/arch/powerpc/include/asm/mmu-book3e.h +++ b/arch/powerpc/include/asm/mmu-book3e.h @@ -137,6 +137,21 @@ #define MMUCSR0_TLB2PS 0x00078000 /* TLB2 Page Size */ #define MMUCSR0_TLB3PS 0x00780000 /* TLB3 Page Size */ +/* MMUCFG bits */ +#define MMUCFG_MAVN_NASK 0x00000003 +#define MMUCFG_MAVN_V1_0 0x00000000 +#define MMUCFG_MAVN_V2_0 0x00000001 +#define MMUCFG_NTLB_MASK 0x0000000c +#define MMUCFG_NTLB_SHIFT 2 +#define MMUCFG_PIDSIZE_MASK 0x000007c0 +#define MMUCFG_PIDSIZE_SHIFT 6 +#define MMUCFG_TWC 0x00008000 +#define MMUCFG_LRAT 0x00010000 +#define MMUCFG_RASIZE_MASK 0x00fe0000 +#define MMUCFG_RASIZE_SHIFT 17 +#define MMUCFG_LPIDSIZE_MASK 0x0f000000 +#define MMUCFG_LPIDSIZE_SHIFT 24 + /* TLBnCFG encoding */ #define TLBnCFG_N_ENTRY 0x00000fff /* number of entries */ #define TLBnCFG_HES 0x00002000 /* HW select supported */ |