81918bf8b4
the processor family now. x86_64 is kept as the MACHINE_ARCH value, since it's already widely used (by e.g. the toolchain, etc), and by other operating systems.
23 lines
765 B
C
23 lines
765 B
C
/* $NetBSD: specialreg.h,v 1.1 2003/04/26 18:39:48 fvdl Exp $ */
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#include <x86/specialreg.h>
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/*
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* Extended Feature Enable Register of the x86-64
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*/
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#define MSR_EFER 0xc0000080
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#define EFER_SCE 0x00000001 /* SYSCALL extension */
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#define EFER_LME 0x00000100 /* Long Mode Active */
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#define EFER_LMA 0x00000400 /* Long Mode Enabled */
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#define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
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#define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
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#define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
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#define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
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#define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
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#define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
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#define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
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