//////////////////////////////////////////////////////////////////////////
// Mapper013 CPROM //
//////////////////////////////////////////////////////////////////////////
void Mapper013::Reset()
{
SetPROM_32K_Bank( 0, 1, 2, 3 );
SetCRAM_4K_Bank( 0, 0 );
SetCRAM_4K_Bank( 4, 0 );
}
void Mapper001::Write( WORD addr, BYTE data )
{
// DEBUGOUT( "MMC1 %04X=%02X\n", addr&0xFFFF,data&0xFF );
if( wram_patch == 1 && addr == 0xBFFF ) {
wram_count++;
wram_bank += data&0x01;
if( wram_count == 5 ) {
if( wram_bank ) {
SetPROM_Bank( 3, &WRAM[0x2000], BANKTYPE_RAM );
} else {
SetPROM_Bank( 3, &WRAM[0x0000], BANKTYPE_RAM );
}
wram_bank = wram_count = 0;
}
}
if( patch != 1 ) {
if((addr & 0x6000) != (last_addr & 0x6000)) {
shift = regbuf = 0;
}
last_addr = addr;
}
if( data & 0x80 ) {
shift = regbuf = 0;
// reg[0] = 0x0C; // D3=1,D2=1
reg[0] |= 0x0C; // D3=1,D2=1 残りはリセットされない
return;
}
if( data&0x01 ) regbuf |= 1<<shift;
if( ++shift < 5 )
return;
addr = (addr&0x7FFF)>>13;
reg[addr] = regbuf;
// DEBUGOUT( "MMC1 %d=%02X\n", addr&0xFFFF,regbuf&0xFF );
regbuf = 0;
shift = 0;
if( patch != 1 ) {
// For Normal Cartridge
switch( addr ) {
case 0:
if( reg[0] & 0x02 ) {
if( reg[0] & 0x01 ) SetVRAM_Mirror( VRAM_HMIRROR );
else SetVRAM_Mirror( VRAM_VMIRROR );
} else {
if( reg[0] & 0x01 ) SetVRAM_Mirror( VRAM_MIRROR4H );
else SetVRAM_Mirror( VRAM_MIRROR4L );
}
break;
case 1:
// Register #1
if( VROM_1K_SIZE ) {
if( reg[0] & 0x10 ) {
// CHR 4K bank lower($0000-$0FFF)
SetVROM_4K_Bank( 0, reg[1] );
// CHR 4K bank higher($1000-$1FFF)
SetVROM_4K_Bank( 4, reg[2] );
} else {
// CHR 8K bank($0000-$1FFF)
SetVROM_8K_Bank( reg[1]>>1 );
}
} else {
// For Romancia
if( reg[0] & 0x10 ) {
SetCRAM_4K_Bank( 0, reg[1] );
}
}
break;
case 2:
// Register #2
if( VROM_1K_SIZE ) {
if( reg[0] & 0x10 ) {
// CHR 4K bank lower($0000-$0FFF)
SetVROM_4K_Bank( 0, reg[1] );
// CHR 4K bank higher($1000-$1FFF)
SetVROM_4K_Bank( 4, reg[2] );
} else {
// CHR 8K bank($0000-$1FFF)
SetVROM_8K_Bank( reg[1]>>1 );
}
} else {
// For Romancia
if( reg[0] & 0x10 ) {
SetCRAM_4K_Bank( 4, reg[2] );
}
}
break;
case 3:
if( !(reg[0] & 0x08) ) {
// PRG 32K bank ($8000-$FFFF)
SetPROM_32K_Bank( reg[3]>>1 );
} else {
