static int DrvDoReset()
{
Sh2Reset( *(unsigned int *)(DrvSh2ROM + 0), *(unsigned int *)(DrvSh2ROM + 4) );
memset (AllRam, 0, RamEnd - AllRam);
if (EEPROMAvailable() == 0) {
EEPROMFill(DrvEEPROM, 0, 0x100);
}
BurnYMF278BReset();
sample_offs = 0;
previous_graphics_bank = -1;
return 0;
}
static int DrvInit()
{
int nLen;
BurnSetRefreshRate(CAVE_REFRESHRATE);
// Find out how much memory is needed
Mem = NULL;
MemIndex();
nLen = MemEnd - (unsigned char *)0;
if ((Mem = (unsigned char *)malloc(nLen)) == NULL) {
return 1;
}
memset(Mem, 0, nLen); // blank all memory
MemIndex(); // Index the allocated memory
EEPROMInit(&eeprom_interface_93C46);
if (!EEPROMAvailable()) EEPROMFill(default_eeprom,0, sizeof(default_eeprom));
// Load the roms into memory
if (LoadRoms()) {
return 1;
}
{
SekInit(0, 0x68000); // Allocate 68000
SekOpen(0);
// Map 68000 memory:
SekMapMemory(Rom01, 0x000000, 0x07FFFF, SM_ROM); // CPU 0 ROM
SekMapMemory(Ram01, 0x100000, 0x10FFFF, SM_RAM);
SekMapMemory(CaveTileRAM[1], 0x200000, 0x207FFF, SM_RAM);
SekMapMemory(CaveTileRAM[0], 0x300000, 0x307FFF, SM_RAM);
SekMapMemory(CaveTileRAM[2] + 0x4000, 0x400000, 0x403FFF, SM_RAM);
SekMapMemory(CaveTileRAM[2] + 0x4000, 0x404000, 0x407FFF, SM_RAM);
SekMapMemory(CaveSpriteRAM, 0x500000, 0x50FFFF, SM_RAM);
SekMapMemory(CavePalSrc, 0xA08000, 0xA08FFF, SM_RAM); // Palette RAM
SekSetReadWordHandler(0, donpachiReadWord);
SekSetReadByteHandler(0, donpachiReadByte);
SekSetWriteWordHandler(0, donpachiWriteWord);
SekSetWriteByteHandler(0, donpachiWriteByte);
SekClose();
}
CavePalInit(0x8000);
CaveTileInit();
CaveSpriteInit(0, 0x0800000);
CaveTileInitLayer(0, 0x200000, 8, 0x4000);
CaveTileInitLayer(1, 0x200000, 8, 0x4000);
CaveTileInitLayer(2, 0x080000, 8, 0x4000);
MSM6295Init(0, 8000, 50.0, 0);
MSM6295Init(1, 16000, 50.0, 0);
MSM6295SampleData[0][0] = MSM6295ROM + 0x100000;
MSM6295SampleInfo[0][0] = MSM6295ROM + 0x100000 + 0x0000;
MSM6295SampleData[0][1] = MSM6295ROM + 0x100000;
MSM6295SampleInfo[0][1] = MSM6295ROM + 0x100000 + 0x0100;
MSM6295SampleData[0][2] = MSM6295ROM + 0x100000;
MSM6295SampleInfo[0][2] = MSM6295ROM + 0x100000 + 0x0200;
MSM6295SampleData[0][3] = MSM6295ROM + 0x100000;
MSM6295SampleInfo[0][3] = MSM6295ROM + 0x100000 + 0x0300;
bDrawScreen = true;
#if defined FBA_DEBUG && defined USE_SPEEDHACKS
bprintf(PRINT_IMPORTANT, _T(" * Using speed-hacks (detecting idle loops).\n"));
#endif
DrvDoReset(); // Reset machine
return 0;
}
