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| author | Leonid Yegoshin <Leonid.Yegoshin@imgtec.com> | 2013-11-14 16:12:31 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-22 20:19:00 +0100 |
| commit | 75b5b5e0a262790fa11043fe45700499c7e3d818 (patch) | |
| tree | 3c5af9caa9c5478668159ff34db0ab34b51d7511 /arch/mips/include/asm/mipsregs.h | |
| parent | 601cfa7b6fb657cff9e8f77bbcce79f75dd7ab74 (diff) | |
| download | op-kernel-dev-75b5b5e0a262790fa11043fe45700499c7e3d818.zip op-kernel-dev-75b5b5e0a262790fa11043fe45700499c7e3d818.tar.gz | |
MIPS: Add support for FTLBs
The Fixed Page Size TLB (FTLB) is a set-associative dual entry TLB. Its
purpose is to reduce the number of TLB misses by increasing the effective
TLB size and keep the implementation complexity to minimum levels.
A supported core can have both VTLB and FTLB.
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Paul Burton <paul.burton@imgtec.com>
Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6139/
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
| -rw-r--r-- | arch/mips/include/asm/mipsregs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index d9910a1..cb57e07 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -645,6 +645,8 @@ #define MIPS_CONF5_K (_ULCAST_(1) << 30) #define MIPS_CONF6_SYND (_ULCAST_(1) << 13) +/* proAptiv FTLB on/off bit */ +#define MIPS_CONF6_FTLBEN (_ULCAST_(1) << 15) #define MIPS_CONF7_WII (_ULCAST_(1) << 31) |
