diff options
Diffstat (limited to 'arch/x86/include/asm/xsave.h')
| -rw-r--r-- | arch/x86/include/asm/xsave.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/x86/include/asm/xsave.h b/arch/x86/include/asm/xsave.h index 0415cdabb5a6..554738963b28 100644 --- a/arch/x86/include/asm/xsave.h +++ b/arch/x86/include/asm/xsave.h | |||
| @@ -9,6 +9,8 @@ | |||
| 9 | #define XSTATE_FP 0x1 | 9 | #define XSTATE_FP 0x1 |
| 10 | #define XSTATE_SSE 0x2 | 10 | #define XSTATE_SSE 0x2 |
| 11 | #define XSTATE_YMM 0x4 | 11 | #define XSTATE_YMM 0x4 |
| 12 | #define XSTATE_BNDREGS 0x8 | ||
| 13 | #define XSTATE_BNDCSR 0x10 | ||
| 12 | 14 | ||
| 13 | #define XSTATE_FPSSE (XSTATE_FP | XSTATE_SSE) | 15 | #define XSTATE_FPSSE (XSTATE_FP | XSTATE_SSE) |
| 14 | 16 | ||
| @@ -20,10 +22,14 @@ | |||
| 20 | #define XSAVE_YMM_SIZE 256 | 22 | #define XSAVE_YMM_SIZE 256 |
| 21 | #define XSAVE_YMM_OFFSET (XSAVE_HDR_SIZE + XSAVE_HDR_OFFSET) | 23 | #define XSAVE_YMM_OFFSET (XSAVE_HDR_SIZE + XSAVE_HDR_OFFSET) |
| 22 | 24 | ||
| 23 | /* | 25 | /* Supported features which support lazy state saving */ |
| 24 | * These are the features that the OS can handle currently. | 26 | #define XSTATE_LAZY (XSTATE_FP | XSTATE_SSE | XSTATE_YMM) |
| 25 | */ | 27 | |
| 26 | #define XCNTXT_MASK (XSTATE_FP | XSTATE_SSE | XSTATE_YMM) | 28 | /* Supported features which require eager state saving */ |
| 29 | #define XSTATE_EAGER (XSTATE_BNDREGS | XSTATE_BNDCSR) | ||
| 30 | |||
| 31 | /* All currently supported features */ | ||
| 32 | #define XCNTXT_MASK (XSTATE_LAZY | XSTATE_EAGER) | ||
| 27 | 33 | ||
| 28 | #ifdef CONFIG_X86_64 | 34 | #ifdef CONFIG_X86_64 |
| 29 | #define REX_PREFIX "0x48, " | 35 | #define REX_PREFIX "0x48, " |