diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2004-02-01 19:05:24 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2004-02-01 19:05:24 +0000 |
| commit | 674770922e1c4de03caa86793ce2b4a44d482978 (patch) | |
| tree | b69ab7fbec510beef8ffab98791d2b1b4f213543 /sys/arch/i386/include/cpu.h | |
| parent | 15f049748c018b0444e212573550de66dfb3d929 (diff) | |
Enable FXSR all the time, and cope with NPX/FXSR conversions; from netbsd.
Pass SSE/SSE2/XCRYPT flags out via syctl, and prepare for being able to do
xcrypt-* in userland; ok naddy, tested a lot by pvalchev and jolan, also
works on amd64 in 32bit mode
Diffstat (limited to 'sys/arch/i386/include/cpu.h')
| -rw-r--r-- | sys/arch/i386/include/cpu.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/sys/arch/i386/include/cpu.h b/sys/arch/i386/include/cpu.h index 2750fabdda6..ef70e5f86fc 100644 --- a/sys/arch/i386/include/cpu.h +++ b/sys/arch/i386/include/cpu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cpu.h,v 1.56 2004/02/01 12:26:45 grange Exp $ */ +/* $OpenBSD: cpu.h,v 1.57 2004/02/01 19:05:23 deraadt Exp $ */ /* $NetBSD: cpu.h,v 1.35 1996/05/05 19:29:26 christos Exp $ */ /*- @@ -163,6 +163,10 @@ void fix_f00f(void); /* dkcsum.c */ void dkcsumattach(void); +extern int i386_use_fxsave; +extern int i386_has_sse; +extern int i386_has_sse2; + /* machdep.c */ void dumpconf(void); void cpu_reset(void); @@ -257,7 +261,11 @@ void setconf(void); #define CPU_KBDRESET 10 /* keyboard reset under pcvt */ #define CPU_APMHALT 11 /* halt -p hack */ #define CPU_USERLDT 12 -#define CPU_MAXID 13 /* number of valid machdep ids */ +#define CPU_OSFXSR 13 /* uses FXSAVE/FXRSTOR */ +#define CPU_SSE 14 /* supports SSE */ +#define CPU_SSE2 15 /* supports SSE2 */ +#define CPU_XCRYPT 16 /* supports VIA xcrypt in userland */ +#define CPU_MAXID 17 /* number of valid machdep ids */ #define CTL_MACHDEP_NAMES { \ { 0, 0 }, \ @@ -273,6 +281,10 @@ void setconf(void); { "kbdreset", CTLTYPE_INT }, \ { "apmhalt", CTLTYPE_INT }, \ { "userldt", CTLTYPE_INT }, \ + { "osfxsr", CTLTYPE_INT }, \ + { "sse", CTLTYPE_INT }, \ + { "sse2", CTLTYPE_INT }, \ + { "xcrypt", CTLTYPE_INT }, \ } #endif /* !_I386_CPU_H_ */ |