system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-11-05 18:22:52 +00:00
Code Issues Projects Releases Packages Wiki Activity

Change some tests from CPU_CLASS686 to CPU_686 as appropriate, and

Browse source 
also correct a serious ommision that would cause process faulures
due to forgetting an invltlb type operatino.  This was just a
transcription problem.
This commit is contained in:
John Dyson 1998-05-11 08:11:57 +00:00
parent 428fb2dd11
commit fcf1880fa0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=35940
2 changed files with 36 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
sys/amd64/amd64/pmap.c
View file

@ -39,7 +39,7 @@
* SUCH DAMAGE.
*
* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
* $Id: pmap.c,v 1.194 1998/05/11 01:06:08 dyson Exp $
* $Id: pmap.c,v 1.195 1998/05/11 02:13:42 dyson Exp $
*/
/*
@ -449,7 +449,7 @@ getmtrr()
{
int i;
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
for(i = 0; i < NPPROVMTRR; i++) {
PPro_vmtrr[i].base = rdmsr(PPRO_VMTRRphysBase0 + i * 2);
PPro_vmtrr[i].mask = rdmsr(PPRO_VMTRRphysMask0 + i * 2);
@ -462,7 +462,7 @@ putmtrr()
{
int i;
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
wbinvd();
for(i = 0; i < NPPROVMTRR; i++) {
wrmsr(PPRO_VMTRRphysBase0 + i * 2, PPro_vmtrr[i].base);
@ -474,7 +474,7 @@ putmtrr()
void
pmap_setvidram(void)
{
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
wbinvd();
/*
* Set memory between 0-640K to be WB
@ -496,7 +496,7 @@ pmap_setdevram(unsigned long long basea, vm_offset_t sizea)
unsigned long long base;
unsigned long long mask;
if (cpu_class != CPUCLASS_686)
if (cpu != CPU_686)
return;
free = -1;
@ -2773,7 +2773,7 @@ pmap_zero_page(phys)
cpu_invlpg(&prv_CPAGE3);
#if defined(I686_CPU)
if (cpu_class == CPUCLASS_686)
if (cpu == CPU_686)
i686_pagezero(&prv_CPAGE3);
else
#endif
@ -2787,10 +2787,14 @@ pmap_zero_page(phys)
#endif
*(int *) CMAP2 = PG_V | PG_RW | (phys & PG_FRAME) | PG_A | PG_M;
invltlb_1pg(CADDR2);
if (cpu_class == CPUCLASS_386) {
invltlb();
} else {
invlpg((u_int)CADDR2);
}
#if defined(I686_CPU)
if (cpu_class == CPUCLASS_686)
if (cpu == CPU_686)
i686_pagezero(CADDR2);
else
#endif
@ -2836,6 +2840,12 @@ pmap_copy_page(src, dst)
*(int *) CMAP1 = PG_V | (src & PG_FRAME) | PG_A;
*(int *) CMAP2 = PG_V | PG_RW | (dst & PG_FRAME) | PG_A | PG_M;
if (cpu_class == CPUCLASS_386) {
invltlb();
} else {
invlpg((u_int)CADDR1);
invlpg((u_int)CADDR2);
}
bcopy(CADDR1, CADDR2, PAGE_SIZE);

26
sys/i386/i386/pmap.c
View file

@ -39,7 +39,7 @@
* SUCH DAMAGE.
*
* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
* $Id: pmap.c,v 1.194 1998/05/11 01:06:08 dyson Exp $
* $Id: pmap.c,v 1.195 1998/05/11 02:13:42 dyson Exp $
*/
/*
@ -449,7 +449,7 @@ getmtrr()
{
int i;
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
for(i = 0; i < NPPROVMTRR; i++) {
PPro_vmtrr[i].base = rdmsr(PPRO_VMTRRphysBase0 + i * 2);
PPro_vmtrr[i].mask = rdmsr(PPRO_VMTRRphysMask0 + i * 2);
@ -462,7 +462,7 @@ putmtrr()
{
int i;
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
wbinvd();
for(i = 0; i < NPPROVMTRR; i++) {
wrmsr(PPRO_VMTRRphysBase0 + i * 2, PPro_vmtrr[i].base);
@ -474,7 +474,7 @@ putmtrr()
void
pmap_setvidram(void)
{
if (cpu_class == CPUCLASS_686) {
if (cpu == CPU_686) {
wbinvd();
/*
* Set memory between 0-640K to be WB
@ -496,7 +496,7 @@ pmap_setdevram(unsigned long long basea, vm_offset_t sizea)
unsigned long long base;
unsigned long long mask;
if (cpu_class != CPUCLASS_686)
if (cpu != CPU_686)
return;
free = -1;
@ -2773,7 +2773,7 @@ pmap_zero_page(phys)
cpu_invlpg(&prv_CPAGE3);
#if defined(I686_CPU)
if (cpu_class == CPUCLASS_686)
if (cpu == CPU_686)
i686_pagezero(&prv_CPAGE3);
else
#endif
@ -2787,10 +2787,14 @@ pmap_zero_page(phys)
#endif
*(int *) CMAP2 = PG_V | PG_RW | (phys & PG_FRAME) | PG_A | PG_M;
invltlb_1pg(CADDR2);
if (cpu_class == CPUCLASS_386) {
invltlb();
} else {
invlpg((u_int)CADDR2);
}
#if defined(I686_CPU)
if (cpu_class == CPUCLASS_686)
if (cpu == CPU_686)
i686_pagezero(CADDR2);
else
#endif
@ -2836,6 +2840,12 @@ pmap_copy_page(src, dst)
*(int *) CMAP1 = PG_V | (src & PG_FRAME) | PG_A;
*(int *) CMAP2 = PG_V | PG_RW | (dst & PG_FRAME) | PG_A | PG_M;
if (cpu_class == CPUCLASS_386) {
invltlb();
} else {
invlpg((u_int)CADDR1);
invlpg((u_int)CADDR2);
}
bcopy(CADDR1, CADDR2, PAGE_SIZE);