diff options
| author | Marco S Hyman <marc@cvs.openbsd.org> | 1998-08-18 22:29:11 +0000 |
|---|---|---|
| committer | Marco S Hyman <marc@cvs.openbsd.org> | 1998-08-18 22:29:11 +0000 |
| commit | c3dfa2c9bd2f69e7832f600ffab363df2f1a15de (patch) | |
| tree | 7b8735cb7ad91f5bd65250385fd4dc5e592df8d4 /sys | |
| parent | ac280e4379cf99c15ae4d70d2983a4c45e7a490d (diff) | |
halt processor when idle if either APM is enabled or PCTR is not enabled;
my idle portable: approx 320000 instructions per second
my portable during a make build: as high as 21000000 instructions per second
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/i386/i386/locore.s | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/sys/arch/i386/i386/locore.s b/sys/arch/i386/i386/locore.s index 1d06b7fd615..94ee6f65322 100644 --- a/sys/arch/i386/i386/locore.s +++ b/sys/arch/i386/i386/locore.s @@ -1,4 +1,4 @@ -/* $OpenBSD: locore.s,v 1.43 1998/05/10 18:29:49 deraadt Exp $ */ +/* $OpenBSD: locore.s,v 1.44 1998/08/18 22:29:10 marc Exp $ */ /* $NetBSD: locore.s,v 1.145 1996/05/03 19:41:19 christos Exp $ */ /*- @@ -1577,14 +1577,13 @@ ENTRY(idle) je 1f call _apm_cpu_busy 1: -#else /* NAPM == 0 */ -#if NPCTR > 0 +#endif +#if NPCTR > 0 && NAPM == 0 addl $1,_pctr_idlcnt adcl $0,_pctr_idlcnt+4 -#else /* NPCTR == 0 */ +#else hlt -#endif /* NPCTR == 0 */ -#endif /* NAPM == 0 */ +#endif jmp _idle #ifdef DIAGNOSTIC |