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| author | David S. Miller <davem@davemloft.net> | 2012-04-10 14:30:45 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-10 14:30:45 -0400 |
| commit | 06eb4eafbdc0796d741d139a44f1253278da8611 (patch) | |
| tree | fbdb44317130c371928154c9e6903e699fe2b995 /arch/microblaze/include/asm/mmu.h | |
| parent | 32ed53b83ea5ec26a4dba90e18f5e0ff6c71eb48 (diff) | |
| parent | f68e556e23d1a4176b563bcb25d8baf2c5313f91 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/microblaze/include/asm/mmu.h')
| -rw-r--r-- | arch/microblaze/include/asm/mmu.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/mmu.h b/arch/microblaze/include/asm/mmu.h index 8d6a654ceffb..1f9edddf7f4b 100644 --- a/arch/microblaze/include/asm/mmu.h +++ b/arch/microblaze/include/asm/mmu.h @@ -56,6 +56,12 @@ typedef struct _SEGREG { extern void _tlbie(unsigned long va); /* invalidate a TLB entry */ extern void _tlbia(void); /* invalidate all TLB entries */ + +/* + * tlb_skip size stores actual number skipped TLBs from TLB0 - every directy TLB + * mapping has to increase tlb_skip size. + */ +extern u32 tlb_skip; # endif /* __ASSEMBLY__ */ /* @@ -69,6 +75,12 @@ extern void _tlbia(void); /* invalidate all TLB entries */ # define MICROBLAZE_TLB_SIZE 64 +/* For cases when you want to skip some TLB entries */ +# define MICROBLAZE_TLB_SKIP 0 + +/* Use the last TLB for temporary access to LMB */ +# define MICROBLAZE_LMB_TLB_ID 63 + /* * TLB entries are defined by a "high" tag portion and a "low" data * portion. The data portion is 32-bits. |