d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix to support Buffalo HYPERMEMORY.

Browse Source 
Submitted by:	Chiharu Shibata
MFC after:	3 days
This commit is contained in:
nyan 2005-02-24 13:15:05 +00:00
parent 61170056d6
commit 8e982916de
2 changed files with 34 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
sys/pc98/i386/machdep.c
View File

@ -196,9 +196,6 @@ static void freebsd4_sendsig(sig_t catcher, int sig, sigset_t *mask,
#endif
long Maxmem = 0;
#ifdef PC98
int Maxmem_under16M = 0;
#endif
vm_paddr_t phys_avail[10];
@ -1827,15 +1824,7 @@ next_run: ;
physmap[physmap_idx] = 0x100000;
physmap[physmap_idx + 1] = physmap[physmap_idx] + extmem * 1024;
#ifdef PC98
if ((under16 != 16 * 1024) && (extmem > 15 * 1024)) {
/* 15M - 16M region is cut off, so need to divide chunk */
physmap[physmap_idx + 1] = under16 * 1024;
physmap_idx += 2;
physmap[physmap_idx] = 0x1000000;
physmap[physmap_idx + 1] = physmap[2] + extmem * 1024;
}
#else
#ifndef PC98
physmap_done:
#endif
/*
@ -1904,6 +1893,22 @@ next_run: ;
if (atop(physmap[physmap_idx + 1]) < Maxmem)
physmap[physmap_idx + 1] = ptoa((vm_paddr_t)Maxmem);
#ifdef PC98
/*
* We need to divide chunk if Maxmem is larger than 16MB and
* under 16MB area is not full of memory.
* (1) system area (15-16MB region) is cut off
* (2) extended memory is only over 16MB area (ex. Melco "HYPERMEMORY")
*/
if ((under16 != 16 * 1024) && (extmem > 15 * 1024)) {
/* 15M - 16M region is cut off, so need to divide chunk */
physmap[physmap_idx + 1] = under16 * 1024;
physmap_idx += 2;
physmap[physmap_idx] = 0x1000000;
physmap[physmap_idx + 1] = physmap[2] + extmem * 1024;
}
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);

29
sys/pc98/pc98/machdep.c
View File

@ -196,9 +196,6 @@ static void freebsd4_sendsig(sig_t catcher, int sig, sigset_t *mask,
#endif
long Maxmem = 0;
#ifdef PC98
int Maxmem_under16M = 0;
#endif
vm_paddr_t phys_avail[10];
@ -1827,15 +1824,7 @@ next_run: ;
physmap[physmap_idx] = 0x100000;
physmap[physmap_idx + 1] = physmap[physmap_idx] + extmem * 1024;
#ifdef PC98
if ((under16 != 16 * 1024) && (extmem > 15 * 1024)) {
/* 15M - 16M region is cut off, so need to divide chunk */
physmap[physmap_idx + 1] = under16 * 1024;
physmap_idx += 2;
physmap[physmap_idx] = 0x1000000;
physmap[physmap_idx + 1] = physmap[2] + extmem * 1024;
}
#else
#ifndef PC98
physmap_done:
#endif
/*
@ -1904,6 +1893,22 @@ next_run: ;
if (atop(physmap[physmap_idx + 1]) < Maxmem)
physmap[physmap_idx + 1] = ptoa((vm_paddr_t)Maxmem);
#ifdef PC98
/*
* We need to divide chunk if Maxmem is larger than 16MB and
* under 16MB area is not full of memory.
* (1) system area (15-16MB region) is cut off
* (2) extended memory is only over 16MB area (ex. Melco "HYPERMEMORY")
*/
if ((under16 != 16 * 1024) && (extmem > 15 * 1024)) {
/* 15M - 16M region is cut off, so need to divide chunk */
physmap[physmap_idx + 1] = under16 * 1024;
physmap_idx += 2;
physmap[physmap_idx] = 0x1000000;
physmap[physmap_idx + 1] = physmap[2] + extmem * 1024;
}
#endif
/* call pmap initialization to make new kernel address space */
pmap_bootstrap(first, 0);