diff options
author | Sheng Yang <sheng@linux.intel.com> | 2010-05-17 17:22:23 +0800 |
---|---|---|
committer | Avi Kivity <avi@redhat.com> | 2010-08-01 10:35:48 +0300 |
commit | 5ee481da7b62a992b91f958bf26aaaa92354c170 (patch) | |
tree | ce62d6a6618d686ee793c5ea9a64e755300144e0 /arch/x86/include | |
parent | 93736624635235cc5372ffca6d62816d02170724 (diff) | |
download | op-kernel-dev-5ee481da7b62a992b91f958bf26aaaa92354c170.zip op-kernel-dev-5ee481da7b62a992b91f958bf26aaaa92354c170.tar.gz |
x86: Export FPU API for KVM use
Also add some constants.
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/i387.h | 2 | ||||
-rw-r--r-- | arch/x86/include/asm/xsave.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h index c991b3a..815c5b2 100644 --- a/arch/x86/include/asm/i387.h +++ b/arch/x86/include/asm/i387.h @@ -482,6 +482,8 @@ static inline void fpu_copy(struct fpu *dst, struct fpu *src) memcpy(dst->state, src->state, xstate_size); } +extern void fpu_finit(struct fpu *fpu); + #endif /* __ASSEMBLY__ */ #define PSHUFB_XMM5_XMM0 .byte 0x66, 0x0f, 0x38, 0x00, 0xc5 diff --git a/arch/x86/include/asm/xsave.h b/arch/x86/include/asm/xsave.h index 2c4390c..29ee4e4 100644 --- a/arch/x86/include/asm/xsave.h +++ b/arch/x86/include/asm/xsave.h @@ -13,6 +13,9 @@ #define FXSAVE_SIZE 512 +#define XSTATE_YMM_SIZE 256 +#define XSTATE_YMM_OFFSET (512 + 64) + /* * These are the features that the OS can handle currently. */ |