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Make Cyrix CPU flush internal cache any time it goes into hold state.

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(Meant to commit this a long time ago... oh well).
This commit is contained in:
Paul Traina 1994-09-26 16:56:22 +00:00
parent 3639a13133
commit d43f5ad71e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=3117
3 changed files with 6 additions and 6 deletions
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4
sys/amd64/amd64/locore.S
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91 * from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.27 1994/09/12 11:38:06 davidg Exp $ * $Id: locore.s,v 1.28 1994/09/15 07:26:31 sos Exp $
*/ */
/* /*
@ -261,7 +261,7 @@ NON_GPROF_ENTRY(btext)
movb $CCR0,%al # Configuration Register index (CCR0) movb $CCR0,%al # Configuration Register index (CCR0)
outb %al,$0x22 outb %al,$0x22
inb $0x23,%al inb $0x23,%al
orb $CCR0_NC1,%al orb $(CCR0_NC1|CCR0_BARB),%al
outb %al,$0x23 outb %al,$0x23
invd invd
jmp 2f jmp 2f

4
sys/amd64/amd64/locore.s
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91 * from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.27 1994/09/12 11:38:06 davidg Exp $ * $Id: locore.s,v 1.28 1994/09/15 07:26:31 sos Exp $
*/ */
/* /*
@ -261,7 +261,7 @@ NON_GPROF_ENTRY(btext)
movb $CCR0,%al # Configuration Register index (CCR0) movb $CCR0,%al # Configuration Register index (CCR0)
outb %al,$0x22 outb %al,$0x22
inb $0x23,%al inb $0x23,%al
orb $CCR0_NC1,%al orb $(CCR0_NC1|CCR0_BARB),%al
outb %al,$0x23 outb %al,$0x23
invd invd
jmp 2f jmp 2f

4
sys/i386/i386/locore.s
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91 * from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.27 1994/09/12 11:38:06 davidg Exp $ * $Id: locore.s,v 1.28 1994/09/15 07:26:31 sos Exp $
*/ */
/* /*
@ -261,7 +261,7 @@ NON_GPROF_ENTRY(btext)
movb $CCR0,%al # Configuration Register index (CCR0) movb $CCR0,%al # Configuration Register index (CCR0)
outb %al,$0x22 outb %al,$0x22
inb $0x23,%al inb $0x23,%al
orb $CCR0_NC1,%al orb $(CCR0_NC1|CCR0_BARB),%al
outb %al,$0x23 outb %al,$0x23
invd invd
jmp 2f jmp 2f