int romMapperPACCreate(const char* filename, UInt8* romData,
int size, int slot, int sslot, int startPage)
{
DeviceCallbacks callbacks = { destroy, NULL, saveState, loadState };
RomMapperPAC* rm;
rm = malloc(sizeof(RomMapperPAC));
rm->deviceHandle = deviceManagerRegister(ROM_PAC, &callbacks, rm);
slotRegister(slot, sslot, startPage, 2, read, read, write, destroy, rm);
memset(rm->sram, 0xff, 0x2000);
rm->slot = slot;
rm->sslot = sslot;
rm->startPage = startPage;
rm->sramEnabled = 0;
strcpy(rm->sramFilename, sramCreateFilename(filename));
sramLoad(rm->sramFilename, rm->sram, 0x1ffe, pacHeader, strlen(pacHeader));
slotMapPage(rm->slot, rm->sslot, rm->startPage, NULL, 0, 0);
slotMapPage(rm->slot, rm->sslot, rm->startPage + 1, NULL, 0, 0);
return 1;
}
int romMapperOpcodeSaveRamCreate(int slot, int sslot, int startPage)
{
DeviceCallbacks callbacks = { destroy, reset, saveState, loadState };
DebugCallbacks dbgCallbacks = { getDebugInfo, NULL, NULL, NULL };
RomMapperOpcodeSaveRam* rm = malloc(sizeof(RomMapperOpcodeSaveRam));
rm->slot = slot;
rm->sslot = sslot;
rm->startPage = startPage;
memset(rm->saveRam, 0xff, sizeof(rm->saveRam));
slotRegister(rm->slot, rm->sslot, rm->startPage, 4, NULL, NULL, write, destroy, rm);
rm->deviceHandle = deviceManagerRegister(ROM_OPCODESAVE, &callbacks, rm);
rm->debugHandle = debugDeviceRegister(DBGTYPE_RAM, "SAVERAM", &dbgCallbacks, rm);
slotMapPage(rm->slot, rm->sslot, rm->startPage + 0, rm->saveRam + 0x0000, 1, 1);
slotMapPage(rm->slot, rm->sslot, rm->startPage + 1, rm->saveRam + 0x2000, 1, 1);
slotMapPage(rm->slot, rm->sslot, rm->startPage + 2, rm->saveRam + 0x4000, 1, 1);
slotMapPage(rm->slot, rm->sslot, rm->startPage + 3, rm->saveRam + 0x6000, 1, 1);
strcpy(rm->saveRamFilename, sramCreateFilename("SaveRam"));
sramLoad(rm->saveRamFilename, rm->saveRam, sizeof(rm->saveRam), NULL, 0);
reset(rm);
return 1;
}
int romMapperSonyHBI55Create()
{
DeviceCallbacks callbacks = { destroy, reset, saveState, loadState };
DebugCallbacks dbgCallbacks = { getDebugInfo, NULL, NULL, NULL };
SonyHBI55* rm = malloc(sizeof(SonyHBI55));
rm->deviceHandle = deviceManagerRegister(ROM_SONYHBI55, &callbacks, rm);
rm->debugHandle = debugDeviceRegister(DBGTYPE_CART, langDbgDevHbi55(), &dbgCallbacks, rm);
memset(rm->sram, 0xff, sizeof(rm->sram));
sramLoad(sramCreateFilename("HBI-55.SRAM"), rm->sram, 0x1000, NULL, 0);
rm->sram[0] = 0x53;
rm->i8255 = i8255Create(NULL, NULL, writeA,
NULL, NULL, writeB,
readCLo, readCLo, writeCLo,
readCHi, readCHi, writeCHi,
rm);
ioPortRegister(0xb0, i8255Read, i8255Write, rm->i8255);
ioPortRegister(0xb1, i8255Read, i8255Write, rm->i8255);
ioPortRegister(0xb2, i8255Read, i8255Write, rm->i8255);
ioPortRegister(0xb3, i8255Read, i8255Write, rm->i8255);
reset(rm);
return 1;
}
static void destroy(SonyHBI55* rm)
{
ioPortUnregister(0xb0);
ioPortUnregister(0xb1);
ioPortUnregister(0xb2);
ioPortUnregister(0xb3);
sramSave(sramCreateFilename("HBI-55.SRAM"), rm->sram, 0x1000, NULL, 0);
deviceManagerUnregister(rm->deviceHandle);
debugDeviceUnregister(rm->debugHandle);
i8255Destroy(rm->i8255);
free(rm);
}
int romMapperSg1000CastleCreate(char* filename, UInt8* romData,
int size, int slot, int sslot, int startPage)
{
DeviceCallbacks callbacks = { (DeviceCallback)destroy, NULL, NULL, NULL };
RomMapperSg1000Castle* rm;
int pages = size / 0x2000 + ((size & 0x1fff) ? 1 : 0);
int i;
if (size != 0x8000 || startPage != 0) {
return 0;
}
rm = malloc(sizeof(RomMapperSg1000Castle));
rm->deviceHandle = deviceManagerRegister(ROM_SG1000CASTLE, &callbacks, rm);
slotRegister(slot, sslot, startPage, pages, NULL, NULL, NULL, (SlotEject)destroy, rm);
rm->romData = malloc(pages * 0x2000);
memcpy(rm->romData, romData, size);
memset(rm->sram, 0, 0x2000);
rm->slot = slot;
rm->sslot = sslot;
rm->startPage = startPage;
strcpy(rm->sramFilename, sramCreateFilename(filename));
sramLoad(rm->sramFilename, rm->sram, 0x2000, NULL, 0);
for (i = 0; i < pages; i++) {
if (i + startPage >= 2) slot = 0;
slotMapPage(slot, sslot, i + startPage, rm->romData + 0x2000 * i, 1, 0);
}
// Always map SRAM in slot 0. This is an unfortunate workaround because
// Sega roms are mapped in slot 2, but the page size is 16kB and the SRAM
// is only 8kB which makes it impossible in current implementation to
// map it in the same slot as the cart.
// Note though that mapping carts to slot 2 is also sort of a workaround to
// allow carts to be inserted/removed more easily in a running system. This
// patch prevent removing the cart to be handled correctly though
slotMapPage(0, 0, 4 + rm->startPage, rm->sram, 1, 1);
// slotMapPage(rm->slot, rm->sslot, 4 + rm->startPage, rm->sram, 1, 1);
return 1;
}
