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Fix bus clock for Airmont from the latest Intel SDM.

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This commit is contained in:
msaitoh 2015-07-02 05:11:50 +00:00
parent a42548a2aa
commit 5045f81c96
1 changed files with 8 additions and 20 deletions
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28
sys/arch/x86/x86/intel_busclock.c
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@ -1,4 +1,4 @@
/* $NetBSD: intel_busclock.c,v 1.23 2015/05/27 00:08:50 msaitoh Exp $ */
/* $NetBSD: intel_busclock.c,v 1.24 2015/07/02 05:11:50 msaitoh Exp $ */
/*-
* Copyright (c) 1999, 2000, 2001 The NetBSD Foundation, Inc.
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: intel_busclock.c,v 1.23 2015/05/27 00:08:50 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: intel_busclock.c,v 1.24 2015/07/02 05:11:50 msaitoh Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -276,7 +276,7 @@ p3_get_bus_clock(struct cpu_info *ci)
"unable to determine bus speed");
goto print_msr;
}
bus = (msr >> 0) & 0x1f;
bus = (msr >> 0) & 0x0f;
switch (bus) {
case 0:
bus_clock = 8333;
@ -288,33 +288,21 @@ p3_get_bus_clock(struct cpu_info *ci)
bus_clock = 13333;
break;
case 3:
bus_clock = 11650;
break;
case 4:
bus_clock = 8333;
break;
case 5:
bus_clock = 10000;
break;
case 6:
bus_clock = 13333;
break;
case 7:
bus_clock = 11666;
break;
case 12:
case 4:
bus_clock = 8000;
break;
case 13:
case 5:
bus_clock = 9333;
break;
case 14:
case 6:
bus_clock = 9000;
break;
case 15:
case 7:
bus_clock = 8888;
break;
case 20:
case 8:
bus_clock = 8750;
break;
default: