static void Sync(void)
{
setprg8(0x6000, reg);
setprg32r(1, 0x8000, 0);
setchr8(0);
setmirror(mirr);
}
static void FDSInit(void)
{
memset(FDSRegs,0,sizeof(FDSRegs));
writeskip=DiskPtr=DiskSeekIRQ=0;
setmirror(1);
setprg8r(0,0xe000,0); // BIOS
setprg32r(1,0x6000,0); // 32KB RAM
setchr8(0); // 8KB CHR RAM
MapIRQHook=FDSFix;
GameStateRestore=FDSStateRestore;
SetReadHandler(0x4030,0x4030,FDSRead4030);
SetReadHandler(0x4031,0x4031,FDSRead4031);
SetReadHandler(0x4032,0x4032,FDSRead4032);
SetReadHandler(0x4033,0x4033,FDSRead4033);
SetWriteHandler(0x4020,0x4025,FDSWrite);
SetWriteHandler(0x6000,0xdfff,FDSRAMWrite);
SetReadHandler(0x6000,0xdfff,FDSRAMRead);
SetReadHandler(0xE000,0xFFFF,FDSBIOSRead);
IRQCount=IRQLatch=IRQa=0;
FDSSoundReset();
InDisk=0;
SelectDisk=0;
}
static void Sync(void) {
// bit 7 controls green LED
// bit 6 controls red LED
int nt = (reg & 0x20) ? 8192 : 0; // bit 5 controls 8k nametable page
int chr = (reg & 0x10) ? 1 : 0; // bit 4 selects 8k CHR page
int prg = (reg & 0x0F); // bits 0-3 select 32k PRG page
nt += (16 * 1024);
for (int n=0; n<4; ++n)
{
setntamem(CHRRAM + nt + (1024 * n),1,n);
}
setchr8r(0x10, chr);
uint32 prg_chip = flash ? 0x10 : 0;
setprg32r(prg_chip,0x8000,prg);
}
