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print out useful information on boot, and do something

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a bit more intelligent with the extended memory size...
This commit is contained in:
cgd 1993-04-10 13:47:49 +00:00
parent aa545c2955
commit 658490ec17
1 changed files with 9 additions and 4 deletions
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13
sys/arch/i386/i386/machdep.c
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@ -44,7 +44,7 @@
* 15 Aug 92 William Jolitz Large memory bug
* 15 Aug 92 Terry Lambert Fixed CMOS RAM size bug
*/
static char rcsid[] = "$Header: /cvsroot/src/sys/arch/i386/i386/machdep.c,v 1.5 1993/04/10 12:04:40 glass Exp $";
static char rcsid[] = "$Header: /cvsroot/src/sys/arch/i386/i386/machdep.c,v 1.6 1993/04/10 13:47:49 cgd Exp $";
#include "param.h"
#include "systm.h"
@ -138,8 +138,8 @@ cpu_startup()
/*
* Good {morning,afternoon,evening,night}.
*/
/*printf(version);
printf("real mem = %d\n", ctob(physmem));*/
printf(version);
printf("real mem = %d\n", ctob(physmem));
/*
* Allocate space for system data structures.
@ -237,7 +237,7 @@ again:
for (i = 1; i < ncallout; i++)
callout[i-1].c_next = &callout[i];
/*printf("avail mem = %d\n", ptoa(vm_page_free_count));*/
printf("avail mem = %d\n", ptoa(vm_page_free_count));
/*
* Set up CPU-specific registers, cache, etc.
@ -909,7 +909,12 @@ init386(first)
* ptdi problems. I have found a gutted kernel can run in 640K.
*/
pagesinbase = 640/4 - first/NBPG;
#ifdef WEIRD_MEMSIZE
pagesinext = biosextmem/4;
#else
pagesinext = (biosextmem/1024) * 256;
/* basically, round ext. mem size to 1M boundary. */
#endif
/* use greater of either base or extended memory. do this
* until I reinstitue discontiguous allocation of vm_page
* array.