Date: Sat, 6 Sep 2014 19:47:37 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r271208 - head/sys/x86/include Message-ID: <201409061947.s86JlbQL085058@svn.freebsd.org>
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Author: kib Date: Sat Sep 6 19:47:37 2014 New Revision: 271208 URL: http://svnweb.freebsd.org/changeset/base/271208 Log: 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 Modified: head/sys/x86/include/specialreg.h Modified: head/sys/x86/include/specialreg.h ============================================================================== --- head/sys/x86/include/specialreg.h Sat Sep 6 19:43:48 2014 (r271207) +++ head/sys/x86/include/specialreg.h Sat Sep 6 19:47:37 2014 (r271208) @@ -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. */
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