Macintosh-SW/EMILE
1
0
Fork 0
mirror of https://github.com/vivier/EMILE.git synced 2024-12-22 10:29:31 +00:00
Code Issues Projects Releases Wiki Activity

add 68040 MMU support

Browse Source
This commit is contained in:
Laurent Vivier 2004-03-04 22:47:09 +00:00
parent 7982826ab8
commit ba5d1bc551
1 changed files with 23 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
second/bank.c
View File

@ -10,7 +10,8 @@
#include "arch.h"
#include "lowmem.h"
#include "MMU.h"
#include "MMU030.h"
#include "MMU040.h"
#include "bank.h"
/* MacOS nanokernel data structures (nubus powerPC only)
@ -95,14 +96,27 @@ void m68k_init_memory_map()
{
bank_add_mem(0, 0, MemTop);
}
else
else if (mmu_type == gestalt68040MMU)
{
ps = MMU_get_page_size();
ps = MMU040_get_page_size();
memory_map.bank_number = 0;
logical = 0;
for (logical = 0; logical < MemTop ; logical += ps)
{
if (logical2physical(logical, &physical) == 0)
if (MMU040_logical2physical(logical, &physical) == 0)
{
bank_add_mem(logical, physical, ps);
}
}
}
else
{
ps = MMU030_get_page_size();
memory_map.bank_number = 0;
logical = 0;
for (logical = 0; logical < MemTop ; logical += ps)
{
if (MMU030_logical2physical(logical, &physical) == 0)
{
bank_add_mem(logical, physical, ps);
}
@ -168,8 +182,12 @@ int logical2physical(unsigned long logical, unsigned long *physical)
return 0;
}
else if (mmu_type == gestalt68040MMU)
{
return MMU040_logical2physical(logical, physical);
}
return MMU_logical2physical(logical, physical);
return MMU030_logical2physical(logical, physical);
}
int physical2logical(unsigned long physical, unsigned long *logical)