Date: Sat, 21 Sep 2002 04:03:33 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 17853 for review Message-ID: <200209211103.g8LB3Xnj039074@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=17853 Change 17853 by peter@peter_overcee on 2002/09/21 04:03:03 add EFER bits so we can actually turn long mode on. Affected files ... .. //depot/projects/hammer/sys/x86_64/include/specialreg.h#4 edit Differences ... ==== //depot/projects/hammer/sys/x86_64/include/specialreg.h#4 (text+ko) ==== @@ -75,6 +75,14 @@ #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ /* + * Bits in x86-64 special registers. EFER is 64 bits wide. + */ +#define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ +#define EFER_LME 0x000000100 /* Long mode enable (R/W) */ +#define EFER_LMA 0x000000400 /* Long mode active (R) */ +#define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ + +/* * CPUID instruction features register */ #define CPUID_FPU 0x00000001 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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