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desmume
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more cleanup of 0x08xxxxxx and 0x09xxxxxx along those same lines

This commit is contained in:
zeromus 2010-06-01 23:02:35 +00:00
parent 7e1ec9f583
commit c9551b5144
1 changed files with 4 additions and 30 deletions
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34
desmume/src/MMU.cpp
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@ -218,8 +218,8 @@ u32 MMU_struct::MMU_MASK[2][256] = {
/* 5X*/ DUP16(0x000007FF),
/* 6X*/ DUP16(0x00FFFFFF),
/* 7X*/ DUP16(0x000007FF),
/* 8X*/ DUP16(ROM_MASK),
/* 9X*/ DUP16(ROM_MASK),
/* 8X*/ DUP16(0x00000003),
/* 9X*/ DUP16(0x00000003),
/* AX*/ DUP16(0x0000FFFF),
/* BX*/ DUP16(0x00000003),
/* CX*/ DUP16(0x00000003),
@ -239,8 +239,8 @@ u32 MMU_struct::MMU_MASK[2][256] = {
/* 5X*/ DUP16(0x00000003),
/* 6X*/ DUP16(0x00FFFFFF),
/* 7X*/ DUP16(0x00000003),
/* 8X*/ DUP16(ROM_MASK),
/* 9X*/ DUP16(ROM_MASK),
/* 8X*/ DUP16(0x00000003),
/* 9X*/ DUP16(0x00000003),
/* AX*/ DUP16(0x0000FFFF),
/* BX*/ DUP16(0x00000003),
/* CX*/ DUP16(0x00000003),
@ -836,13 +836,6 @@ void MMU_Init(void) {
MMU.CART_ROM = MMU.UNUSED_RAM;
MMU.CART_ROM_MASK = 3;
//zero 01-jun-2010 - this makes no sense at all. delete me later
//for(i = 0x80; i<0xA0; ++i)
//{
// MMU_struct::MMU_MEM[0][i] = MMU.CART_ROM;
// MMU_struct::MMU_MEM[1][i] = MMU.CART_ROM;
//}
//MMU.DTCMRegion = 0x027C0000;
//even though apps may change dtcm immediately upon startup, this is the correct hardware starting value:
MMU.DTCMRegion = 0x08000000;
@ -986,36 +979,17 @@ void MMU_Reset()
void MMU_setRom(u8 * rom, u32 mask)
{
unsigned int i;
MMU.CART_ROM = rom;
MMU.CART_ROM_MASK = mask;
for(i = 0x80; i<0xA0; ++i)
{
MMU_struct::MMU_MEM[0][i] = rom;
MMU_struct::MMU_MEM[1][i] = rom;
MMU_struct::MMU_MASK[0][i] = mask;
MMU_struct::MMU_MASK[1][i] = mask;
}
rom_mask = mask;
}
void MMU_unsetRom()
{
unsigned int i;
MMU.CART_ROM=MMU.UNUSED_RAM;
MMU.CART_ROM_MASK = 3;
for(i = 0x80; i<0xA0; ++i)
{
MMU_struct::MMU_MEM[0][i] = MMU.UNUSED_RAM;
MMU_struct::MMU_MEM[1][i] = MMU.UNUSED_RAM;
MMU_struct::MMU_MASK[0][i] = ROM_MASK;
MMU_struct::MMU_MASK[1][i] = ROM_MASK;
}
rom_mask = ROM_MASK;
}
char txt[80];
static void execsqrt() {
u32 ret;