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Code Issues Releases Activity

Unbreak memory sizing for SMP.

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This commit is contained in:
Jonathan Lemon 1999-06-01 23:45:48 +00:00
parent 4ea5ad99d5
commit 26f13ad079
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=47688
3 changed files with 33 additions and 23 deletions
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26
sys/amd64/amd64/machdep.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)machdep.c 7.4 (Berkeley) 6/3/91
* $Id: machdep.c,v 1.337 1999/06/01 18:19:40 jlemon Exp $
* $Id: machdep.c,v 1.338 1999/06/01 18:25:26 jlemon Exp $
*/
#include "apm.h"
@ -1352,7 +1352,12 @@ getmemsize(int first)
}
#endif
/* XXX former point of mp_probe() and pmap_bootstrap() */
#ifdef SMP
/* look for the MP hardware - needed for apic addresses */
mp_probe();
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);
/*
* Size up each available chunk of physical memory.
@ -1361,8 +1366,11 @@ getmemsize(int first)
pa_indx = 0;
phys_avail[pa_indx++] = physmap[0];
phys_avail[pa_indx] = physmap[0];
#if 0
pte = (pt_entry_t)vtopte(KERNBASE);
*pte = (1 << PAGE_SHIFT) | PG_RW | PG_V;
#else
pte = (pt_entry_t)CMAP1;
#endif
/*
* physmap is in bytes, so when converting to page boundaries,
@ -1376,7 +1384,11 @@ getmemsize(int first)
end = trunc_page(physmap[i + 1]);
for (pa = round_page(physmap[i]); pa < end; pa += PAGE_SIZE) {
int tmp, page_bad;
#if 0
int *ptr = 0;
#else
int *ptr = (int *)CADDR1;
#endif
/*
* block out kernel memory as not available.
@ -1650,14 +1662,6 @@ init386(first)
vm86_initialize();
getmemsize(first);
#ifdef SMP
/* look for the MP hardware - needed for apic addresses */
mp_probe();
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);
/* now running on new page tables, configured,and u/iom is accessible */
/* Map the message buffer. */

26
sys/i386/i386/machdep.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)machdep.c 7.4 (Berkeley) 6/3/91
* $Id: machdep.c,v 1.337 1999/06/01 18:19:40 jlemon Exp $
* $Id: machdep.c,v 1.338 1999/06/01 18:25:26 jlemon Exp $
*/
#include "apm.h"
@ -1352,7 +1352,12 @@ getmemsize(int first)
}
#endif
/* XXX former point of mp_probe() and pmap_bootstrap() */
#ifdef SMP
/* look for the MP hardware - needed for apic addresses */
mp_probe();
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);
/*
* Size up each available chunk of physical memory.
@ -1361,8 +1366,11 @@ getmemsize(int first)
pa_indx = 0;
phys_avail[pa_indx++] = physmap[0];
phys_avail[pa_indx] = physmap[0];
#if 0
pte = (pt_entry_t)vtopte(KERNBASE);
*pte = (1 << PAGE_SHIFT) | PG_RW | PG_V;
#else
pte = (pt_entry_t)CMAP1;
#endif
/*
* physmap is in bytes, so when converting to page boundaries,
@ -1376,7 +1384,11 @@ getmemsize(int first)
end = trunc_page(physmap[i + 1]);
for (pa = round_page(physmap[i]); pa < end; pa += PAGE_SIZE) {
int tmp, page_bad;
#if 0
int *ptr = 0;
#else
int *ptr = (int *)CADDR1;
#endif
/*
* block out kernel memory as not available.
@ -1650,14 +1662,6 @@ init386(first)
vm86_initialize();
getmemsize(first);
#ifdef SMP
/* look for the MP hardware - needed for apic addresses */
mp_probe();
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);
/* now running on new page tables, configured,and u/iom is accessible */
/* Map the message buffer. */

4
sys/i386/i386/vm86.c
View File

@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: vm86.c,v 1.25 1999/05/12 21:38:45 luoqi Exp $
* $Id: vm86.c,v 1.26 1999/06/01 18:19:48 jlemon Exp $
*/
#include <sys/param.h>
@ -453,12 +453,14 @@ vm86_initialize(void)
vm86pcb = pcb;
#if 0
/*
* use whatever is leftover of the vm86 page layout as a
* message buffer so we can capture early output.
*/
msgbufinit((vm_offset_t)vm86paddr + sizeof(struct vm86_layout),
ctob(3) - sizeof(struct vm86_layout));
#endif
}
vm_offset_t