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| author | kib <kib@FreeBSD.org> | 2014-09-06 19:47:37 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2014-09-06 19:47:37 +0000 |
| commit | 409097f5b7763cab73f25d1915b9d4adeff46ae6 (patch) | |
| tree | a56657f02188fe8bee807ee608773a34547b5687 | |
| parent | c630f40d3c7ff7da7b03ede179b539e093c1fdc0 (diff) | |
| download | FreeBSD-src-409097f5b7763cab73f25d1915b9d4adeff46ae6.zip FreeBSD-src-409097f5b7763cab73f25d1915b9d4adeff46ae6.tar.gz | |
Add a define for index of IA32_XSS MSR, which is, per SDM rev. 50, an
analog of XCR0 for ring 0 FPU state, used by XSAVES and XRSTORS.
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
| -rw-r--r-- | sys/x86/include/specialreg.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/x86/include/specialreg.h b/sys/x86/include/specialreg.h index 88129d4..f08c8084 100644 --- a/sys/x86/include/specialreg.h +++ b/sys/x86/include/specialreg.h @@ -490,6 +490,8 @@ #define MSR_APIC_DCR_TIMER 0x83e #define MSR_APIC_SELF_IPI 0x83f +#define MSR_IA32_XSS 0xda0 + /* * Constants related to MSR's. */ |
