static DECLFW(Mapper153_write)
{
A&=0xF;
if(A<=0x7)
{
mapbyte1[A&7]=V;
PRGO();
}
else if(A==0x8)
{
mapbyte2[0]=V;
PRGO();
}
else switch(A) {
case 0x9: switch(V&3) {
case 0x00:MIRROR_SET2(1);break;
case 0x01:MIRROR_SET2(0);break;
case 0x02:onemir(0);break;
case 0x03:onemir(1);break;
}
break;
case 0xA:X6502_IRQEnd(FCEU_IQEXT);
IRQa=V&1;
IRQCount=IRQLatch;
break;
case 0xB:IRQLatch&=0xFF00;
IRQLatch|=V;
break;
case 0xC:IRQLatch&=0xFF;
IRQLatch|=V<<8;
break;
}
}
static DECLFW(Mapper16_write)
{
A&=0xF;
if(A<=0x7)
VROM_BANK1(A<<10,V);
else if(A==0x8)
ROM_BANK16(0x8000,V);
else switch(A) {
case 0x9: switch(V&3) {
case 0x00:MIRROR_SET2(1);break;
case 0x01:MIRROR_SET2(0);break;
case 0x02:onemir(0);break;
case 0x03:onemir(1);break;
}
break;
case 0xA:X6502_IRQEnd(FCEU_IQEXT);
IRQa=V&1;
IRQCount=IRQLatch;
break;
case 0xB:IRQLatch&=0xFF00; IRQLatch|=V;
break;
case 0xC:IRQLatch&=0xFF; IRQLatch|=V<<8;
break;
case 0xD: break;/* Serial EEPROM control port */
}
}
static DECLFW(Mapper24_write)
{
if(swaparoo)
A=(A&0xFFFC)|((A>>1)&1)|((A<<1)&2);
if(A>=0x9000 && A<=0xb002)
{
VRC6SW(A,V);
return;
}
A&=0xF003;
// if(A>=0xF000) printf("%d, %d, $%04x:$%02x\n",scanline,timestamp,A,V);
switch(A&0xF003)
{
case 0x8000:ROM_BANK16(0x8000,V);break;
case 0xB003:
switch(V&0xF)
{
case 0x0:MIRROR_SET2(1);break;
case 0x4:MIRROR_SET2(0);break;
case 0x8:onemir(0);break;
case 0xC:onemir(1);break;
}
break;
case 0xC000:ROM_BANK8(0xC000,V);break;
case 0xD000:VROM_BANK1(0x0000,V);break;
case 0xD001:VROM_BANK1(0x0400,V);break;
case 0xD002:VROM_BANK1(0x0800,V);break;
case 0xD003:VROM_BANK1(0x0c00,V);break;
case 0xE000:VROM_BANK1(0x1000,V);break;
case 0xE001:VROM_BANK1(0x1400,V);break;
case 0xE002:VROM_BANK1(0x1800,V);break;
case 0xE003:VROM_BANK1(0x1c00,V);break;
case 0xF000:IRQLatch=V;
//acount=0;
break;
case 0xF001:IRQa=V&2;
vrctemp=V&1;
if(V&2)
{
IRQCount=IRQLatch;
acount=0;
}
X6502_IRQEnd(FCEU_IQEXT);
break;
case 0xf002:IRQa=vrctemp;
X6502_IRQEnd(FCEU_IQEXT);break;
case 0xF003:break;
}
}
static DECLFW(Mapper69_write)
{
switch(A&0xE000)
{
case 0x8000:sunselect=V;break;
case 0xa000:
sunselect&=0xF;
if(sunselect<=7)
VROM_BANK1(sunselect<<10,V);
else
switch(sunselect&0x0f)
{
case 8:
sungah=V;
if(V&0x40)
{
if(V&0x80) // Select WRAM
setprg8r(0x10,0x6000,0);
}
else
setprg8(0x6000,V);
break;
case 9:ROM_BANK8(0x8000,V);break;
case 0xa:ROM_BANK8(0xa000,V);break;
case 0xb:ROM_BANK8(0xc000,V);break;
case 0xc:
switch(V&3)
{
case 0:MIRROR_SET2(1);break;
case 1:MIRROR_SET2(0);break;
case 2:onemir(0);break;
case 3:onemir(1);break;
}
break;
case 0xd:IRQa=V;X6502_IRQEnd(FCEU_IQEXT);break;
case 0xe:IRQCount&=0xFF00;IRQCount|=V;X6502_IRQEnd(FCEU_IQEXT);break;
case 0xf:IRQCount&=0x00FF;IRQCount|=V<<8;X6502_IRQEnd(FCEU_IQEXT);break;
}
break;
}
}
static void mira()
{
if(isfu)
{
int x;
CCache[0]=CCache[1]=mapbyte2[0]>>7;
CCache[2]=CCache[3]=mapbyte2[1]>>7;
for(x=0;x<4;x++)
CCache[4+x]=mapbyte2[2+x]>>7;
onemir(CCache[lastA]);
}
else
static void Fudou_PPU(uint32 A)
{
static int last=-1;
static uint8 z;
if(A>=0x2000) return;
A>>=10;
lastA=A;
z=CCache[A];
if(z!=last)
{
onemir(z);
last=z;
}
}
static DECLFW(Mapper83_write)
{
//printf("$%04x:$%02x\n",A,V);
switch(A)
{
case 0x8000:
case 0xB000:
case 0xB0FF:
case 0xB1FF:
{
mapbyte1[0]=V;
m83prg();
m83chr();
}
break;
case 0x8100:
mapbyte3[0]=V&0x80;
switch(V&0x3)
{
case 0x00:
MIRROR_SET2(1);
break;
case 0x01:
MIRROR_SET2(0);
break;
case 0x02:
onemir(0);
break;
case 0x03:
onemir(1);
break;
}
break;
case 0x8200:
IRQCount&=0xFF00;
IRQCount|=V;
X6502_IRQEnd(FCEU_IQEXT);
break;
case 0x8201:
IRQa=mapbyte3[0];
IRQCount&=0xFF;
IRQCount|=V<<8;
break;
case 0x8300:
ROM_BANK8(0x8000,V);
break;
case 0x8301:
ROM_BANK8(0xA000,V);
break;
case 0x8302:
ROM_BANK8(0xC000,V);
break;
case 0x8310:
mapbyte2[0]=V;
m83chr();
break;
case 0x8311:
mapbyte2[1]=V;
m83chr();
break;
case 0x8312:
mapbyte2[2]=V;
m83chr();
break;
case 0x8313:
mapbyte2[3]=V;
m83chr();
break;
case 0x8314:
mapbyte2[4]=V;
m83chr();
break;
case 0x8315:
mapbyte2[5]=V;
m83chr();
break;
case 0x8316:
mapbyte2[6]=V;
m83chr();
break;
case 0x8317:
mapbyte2[7]=V;
m83chr();
break;
case 0x8318:
mapbyte1[1]=V;
m83prg();
break;
}
// printf("$%04x:$%02x, $%04x\n",A,V,X.PC.W);
}