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| author | Nishanth Aravamudan <nacc@linux.vnet.ibm.com> | 2013-05-03 16:47:56 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-05-06 01:25:38 +0200 |
| commit | cbbc6f1b1433ef553d57826eee87a84ca49645ce (patch) | |
| tree | d7df866bc2c91474ba698e4335d0cc7f03de9709 /arch/powerpc | |
| parent | powerpc/pseries: Perform proper max_bus_speed detection (diff) | |
| download | linux-cbbc6f1b1433ef553d57826eee87a84ca49645ce.tar.xz linux-cbbc6f1b1433ef553d57826eee87a84ca49645ce.zip | |
powerpc/cputable: Reserve bits in HWCAP2 for new features
Also, make HTM's presence dependent on the .config option.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/cputable.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/include/uapi/asm/cputable.h | 9 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index fcc54ad159ba..26807e5aff51 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -224,8 +224,10 @@ extern const char *powerpc_base_platform; /* We only set the TM feature if the kernel was compiled with TM supprt */ #ifdef CONFIG_PPC_TRANSACTIONAL_MEM #define CPU_FTR_TM_COMP CPU_FTR_TM +#define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM #else #define CPU_FTR_TM_COMP 0 +#define PPC_FEATURE2_HTM_COMP 0 #endif /* We need to mark all pages as being coherent if we're SMP or we have a diff --git a/arch/powerpc/include/uapi/asm/cputable.h b/arch/powerpc/include/uapi/asm/cputable.h index ed9dd8156962..5b7657959faa 100644 --- a/arch/powerpc/include/uapi/asm/cputable.h +++ b/arch/powerpc/include/uapi/asm/cputable.h @@ -1,6 +1,7 @@ #ifndef _UAPI__ASM_POWERPC_CPUTABLE_H #define _UAPI__ASM_POWERPC_CPUTABLE_H +/* in AT_HWCAP */ #define PPC_FEATURE_32 0x80000000 #define PPC_FEATURE_64 0x40000000 #define PPC_FEATURE_601_INSTR 0x20000000 @@ -33,4 +34,12 @@ #define PPC_FEATURE_TRUE_LE 0x00000002 #define PPC_FEATURE_PPC_LE 0x00000001 +/* in AT_HWCAP2 */ +#define PPC_FEATURE2_ARCH_2_07 0x80000000 +#define PPC_FEATURE2_HTM 0x40000000 +#define PPC_FEATURE2_DSCR 0x20000000 +#define PPC_FEATURE2_EBB 0x10000000 +#define PPC_FEATURE2_ISEL 0x08000000 +#define PPC_FEATURE2_TAR 0x04000000 + #endif /* _UAPI__ASM_POWERPC_CPUTABLE_H */ |