Only use Pentium instruction counter of we have been compiled with NTP

support, otherwise we won't get the counter reset at the top of every
second and will return highly inaccurate values.

diff --git a/sys/arch/i386/i386/microtime.s b/sys/arch/i386/i386/microtime.s
index 918a9de..c3ebff8 100644 (file)
--- a/sys/arch/i386/i386/microtime.s
+++ b/sys/arch/i386/i386/microtime.s
@@ -1,4 +1,4 @@
-/*     $OpenBSD: microtime.s,v 1.4 1996/03/19 21:09:20 mickey Exp $    */
+/*     $OpenBSD: microtime.s,v 1.5 1996/04/28 21:11:19 tholo Exp $     */
 /*     $NetBSD: microtime.s,v 1.16 1995/04/17 12:06:47 cgd Exp $       */
 
 /*-
@@ -48,7 +48,7 @@
 #ifndef HZ
 ENTRY(microtime)
 
-#ifdef I586_CPU
+#if defined(I586_CPU) && defined(NTP)
        movl    _pentium_mhz, %ecx
        testl   %ecx, %ecx
        jne     pentium_microtime
@@ -138,7 +138,7 @@ common_microtime:
 
        ret
 
-#ifdef I586_CPU
+#if defined(I586_CPU) && defined(NTP)
        .align  2, 0x90
 pentium_microtime:
        cli