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coleco, add some games and emulate mapper chip
This commit is contained in:
dinkc64
parent
fdd87ff061
commit
0c8bfc12cf
@ -19,6 +19,7 @@ static UINT8 *DrvCartROM;
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static UINT8 *DrvZ80RAM;
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static UINT8 *DrvSGM24kRAM;
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static UINT8 *DrvSGM8kRAM;
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static UINT8 *DrvEEPROM;
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static INT32 joy_mode;
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static INT32 joy_status[2];
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@ -39,10 +40,12 @@ static UINT8 spinner[2] = { 0, 0 };
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static UINT32 MegaCart; // MegaCart size
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static UINT32 MegaCartBank; // current Bank
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static UINT32 MegaCartBanks; // total banks
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static INT32 OCMBanks[4];
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static INT32 use_EEPROM = 0;
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static INT32 use_SGM = 0;
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static INT32 use_SAC = 0; // 1 = SuperAction, 2 = ROLLER
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static INT32 use_OCM = 0;
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static INT32 SGM_map_24k;
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static INT32 SGM_map_8k;
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@ -271,10 +274,19 @@ static struct BurnDIPInfo ROLLERDIPList[]=
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STDDIPINFO(ROLLER)
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void update_map()
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{
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if (!use_SGM) return;
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if (use_OCM) {
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ZetMapMemory(DrvCartROM + OCMBanks[3] * 0x2000, 0x8000, 0x9fff, MAP_ROM);
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ZetMapMemory(DrvCartROM + OCMBanks[0] * 0x2000, 0xa000, 0xbfff, MAP_ROM);
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ZetMapMemory(DrvCartROM + OCMBanks[1] * 0x2000, 0xc000, 0xdfff, MAP_ROM);
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// ZetMapMemory(DrvCartROM + OCMBanks[2] * 0x2000, 0xe000, 0xffff, MAP_ROM);
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}
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if (SGM_map_24k) {
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ZetMapMemory(DrvSGM24kRAM, 0x2000, 0x7fff, MAP_RAM);
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} else {
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@ -475,9 +487,28 @@ static INT32 DrvDoReset()
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scanline = 0;
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lets_nmi = -1;
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if (use_OCM) {
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// Penguin Adventure expects this to be mapped-in by default
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SGM_map_24k = 1;
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ZetOpen(0);
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update_map();
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ZetClose();
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}
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return 0;
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}
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static UINT8 O_EEPROM_OK = 0xff;
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static INT32 O_EEPROM_CmdPos = 0;
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static INT32 O_EEPROM_State = 0;
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enum {
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EEP_NONE = 0 << 1,
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EEP_INIT = 1 << 1,
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EEP_STATUS = 2 << 1,
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EEP_WRITE = 3 << 1
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};
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static void __fastcall main_write(UINT16 address, UINT8 data)
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{
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// maybe we should support bankswitching on writes too?
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@ -492,11 +523,71 @@ static void __fastcall main_write(UINT16 address, UINT8 data)
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return;
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}
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}
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if (use_OCM) {
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if (address >= 0xe000 && address <= 0xfffb) {
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if (data == 0xaa && O_EEPROM_CmdPos == 0) {
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O_EEPROM_CmdPos++;
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}
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else if (data == 0x55 && O_EEPROM_CmdPos == 1) {
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O_EEPROM_CmdPos++;
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}
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else if (O_EEPROM_CmdPos == 2) {
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switch (data) {
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case 0x80: {
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O_EEPROM_State = EEP_INIT;
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break;
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}
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case 0x30: {
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if (O_EEPROM_State == EEP_INIT) {
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O_EEPROM_State = EEP_STATUS;
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}
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break;
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}
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case 0xa0: {
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O_EEPROM_State = EEP_WRITE;
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break;
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}
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default: {
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bprintf(0, _T("--> EEP Unknown command-byte! %x @ %x\n"), data, address);
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break;
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}
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}
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O_EEPROM_CmdPos = 0;
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}
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else if (O_EEPROM_State == EEP_WRITE) {
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DrvEEPROM[address & 0x3ff] = data;
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O_EEPROM_State = EEP_NONE;
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}
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}
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switch (address) {
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case 0xfffc:
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case 0xfffd:
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case 0xfffe:
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case 0xffff:
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OCMBanks[address & 0x03] = data & 0xf;
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update_map();
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return;
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}
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}
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bprintf(0, _T("mw %x %x\n"), address, data);
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}
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static UINT8 __fastcall main_read(UINT16 address)
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{
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if (use_OCM && address >= 0xe000 && address <= 0xffff) {
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if (address == 0xe000 && O_EEPROM_State == EEP_STATUS) {
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return O_EEPROM_OK;
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}
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if (OCMBanks[2] == 0xf && (address & 0x1fff) < 0x3ff) {
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return DrvEEPROM[address & 0x3ff];
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} else {
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return DrvCartROM[(OCMBanks[2] * 0x2000) + (address - 0xe000)];
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}
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}
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if (address >= 0xffc0/* && address <= 0xffff*/) {
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MegaCartBank = (0xffff - address) & (MegaCartBanks - 1);
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@ -509,7 +600,6 @@ static UINT8 __fastcall main_read(UINT16 address)
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return DrvCartROM[(MegaCartBank * 0x4000) + (address - 0xc000)];
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//bprintf(0, _T("mr %X,"), address);
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return 0;
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}
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@ -520,6 +610,8 @@ static INT32 MemIndex()
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DrvZ80BIOS = Next; Next += 0x004000;
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DrvCartROM = Next; Next += 0x100000;
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DrvEEPROM = Next; Next += 0x000400; // 1k for OCM
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AllRam = Next;
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DrvZ80RAM = Next; Next += 0x000400;
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@ -576,6 +668,16 @@ static INT32 DrvInit()
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ZetMapMemory(DrvCartROM, 0x8000, 0xbfff, MAP_ROM);
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ZetSetReadHandler(main_read);
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ZetSetWriteHandler(main_write);
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} else if (use_OCM) {
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MegaCart = 0;
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bprintf(0, _T("ColecoVision OCM mapper w/EEPROM.\n"));
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ZetSetReadHandler(main_read);
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ZetSetWriteHandler(main_write);
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OCMBanks[0] = 3;
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OCMBanks[1] = 2;
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OCMBanks[2] = 1;
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OCMBanks[3] = 0;
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update_map();
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}
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else if (MegaCart) {
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// MegaCart
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@ -584,7 +686,7 @@ static INT32 DrvInit()
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bprintf(0, _T("ColecoVision MegaCart: mapping cartrom[%X] to 0x8000 - 0xbfff.\n"), lastbank);
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ZetMapMemory(DrvCartROM + lastbank, 0x8000, 0xbfff, MAP_ROM);
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ZetSetReadHandler(main_read);
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//ZetSetWriteHandler(main_write);
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update_map();
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} else {
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// Regular CV Cart
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ZetMapMemory(DrvCartROM, 0x8000, 0xffff, MAP_ROM);
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@ -608,6 +710,10 @@ static INT32 DrvInit()
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BurnTrackballInit(2);
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BurnTrackballSetVelocityCurve(1);
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if (use_OCM) {
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memset(DrvEEPROM, 0xff, 0x10);
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}
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DrvDoReset();
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return 0;
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@ -644,6 +750,14 @@ static INT32 DrvInitEEPROM() // w/EEPROM (boxxle)
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return DrvInit();
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}
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static INT32 DrvInitOCM()
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{
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use_OCM = 1;
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use_SGM = 1;
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return DrvInit();
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}
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static INT32 DrvExit()
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{
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TMS9928AExit();
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@ -658,6 +772,7 @@ static INT32 DrvExit()
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use_SGM = 0;
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use_EEPROM = 0;
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use_SAC = 0;
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use_OCM = 0;
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return 0;
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}
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@ -732,7 +847,7 @@ static INT32 DrvFrame()
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}
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INT32 nInterleave = 262;
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INT32 nCyclesTotal[1] = { 3579545 / 60 };
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INT32 nCyclesTotal[1] = { (INT32)(3579545 / 59.92) };
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INT32 nCyclesDone[1] = { 0 };
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ZetNewFrame();
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@ -793,6 +908,10 @@ static INT32 DrvScan(INT32 nAction, INT32 *pnMin)
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AY8910Scan(nAction, pnMin);
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}
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if (use_OCM) {
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SCAN_VAR(OCMBanks);
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}
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if (use_SAC) {
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BurnTrackballScan();
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SCAN_VAR(spinner);
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@ -808,6 +927,10 @@ static INT32 DrvScan(INT32 nAction, INT32 *pnMin)
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SCAN_VAR(SGM_map_8k);
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}
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if (nAction & ACB_NVRAM && use_OCM) {
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ScanVar(DrvEEPROM, 0x400, "NV RAM");
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}
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if (nAction & ACB_WRITE) {
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if (use_SGM) {
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ZetOpen(0);
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@ -7078,6 +7201,25 @@ struct BurnDriver BurnDrvcv_gpworld = {
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272, 228, 4, 3
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};
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// Gradius (SGM) (HB)
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static struct BurnRomInfo cv_GradiusRomDesc[] = {
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{ "Gradius SGM (2016)(Opcode Games).rom", 131072, 0x30d337e4, BRF_ESS | BRF_PRG },
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};
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STDROMPICKEXT(cv_Gradius, cv_Gradius, cv_coleco)
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STD_ROM_FN(cv_Gradius)
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struct BurnDriver BurnDrvcv_Gradius = {
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"cv_gradius", NULL, "cv_coleco", NULL, "1986-2016",
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"Gradius (SGM) (HB)\0", NULL, "Opcode Games - Konami", "ColecoVision",
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NULL, NULL, NULL, NULL,
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BDF_GAME_WORKING | BDF_HOMEBREW, 2, HARDWARE_COLECO, GBF_HORSHOOT, 0,
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CVGetZipName, cv_GradiusRomInfo, cv_GradiusRomName, NULL, NULL, NULL, NULL, ColecoInputInfo, ColecoDIPInfo,
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DrvInitOCM, DrvExit, DrvFrame, TMS9928ADraw, DrvScan, NULL, TMS9928A_PALETTE_SIZE,
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272, 228, 4, 3
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};
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// Gulkave (HB)
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static struct BurnRomInfo cv_gulkaveRomDesc[] = {
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@ -8161,6 +8303,25 @@ struct BurnDriver BurnDrvcv_mrchin = {
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272, 228, 4, 3
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};
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// Mr. Do! Run Run (SGM) (HB)
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static struct BurnRomInfo cv_mrdorunrunRomDesc[] = {
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{ "Mr. Do! Run Run SGM (2022)(CollectorVision).rom", 131072, 0x13d53b3c, BRF_PRG | BRF_ESS },
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};
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STDROMPICKEXT(cv_mrdorunrun, cv_mrdorunrun, cv_coleco)
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STD_ROM_FN(cv_mrdorunrun)
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struct BurnDriver BurnDrvcv_mrdorunrun = {
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"cv_mrdorunrun", NULL, "cv_coleco", NULL, "1987-2022",
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"Mr. Do! Run Run (SGM) (HB)\0", "SGM - Published by CollectorVision Games", "Universal", "ColecoVision",
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NULL, NULL, NULL, NULL,
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BDF_GAME_WORKING | BDF_HOMEBREW, 2, HARDWARE_COLECO, GBF_ACTION, 0,
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CVGetZipName, cv_mrdorunrunRomInfo, cv_mrdorunrunRomName, NULL, NULL, NULL, NULL, ColecoInputInfo, ColecoDIPInfo,
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DrvInitSGM, DrvExit, DrvFrame, TMS9928ADraw, DrvScan, NULL, TMS9928A_PALETTE_SIZE,
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272, 228, 4, 3
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};
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// Ms. Space Fury (HB)
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static struct BurnRomInfo cv_msspacefuryRomDesc[] = {
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@ -8446,6 +8607,25 @@ struct BurnDriver BurnDrvcv_pegged = {
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272, 228, 4, 3
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};
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// Penguin Adventure (SGM) (HB)
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static struct BurnRomInfo cv_PenguinadvRomDesc[] = {
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{ "Penguin Adventure SGM (2016)(Opcode Games).rom", 131072, 0x6831ad48, BRF_ESS | BRF_PRG },
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};
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STDROMPICKEXT(cv_Penguinadv, cv_Penguinadv, cv_coleco)
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STD_ROM_FN(cv_Penguinadv)
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struct BurnDriver BurnDrvcv_Penguinadv = {
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"cv_penguinadv", NULL, "cv_coleco", NULL, "1986-2016",
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"Penguin Adventure (SGM) (HB)\0", NULL, "Opcode Games - Konami", "ColecoVision",
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NULL, NULL, NULL, NULL,
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BDF_GAME_WORKING | BDF_HOMEBREW, 1, HARDWARE_COLECO, GBF_ACTION, 0,
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CVGetZipName, cv_PenguinadvRomInfo, cv_PenguinadvRomName, NULL, NULL, NULL, NULL, ColecoInputInfo, ColecoDIPInfo,
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DrvInitOCM, DrvExit, DrvFrame, TMS9928ADraw, DrvScan, NULL, TMS9928A_PALETTE_SIZE,
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272, 228, 4, 3
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};
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// Penguin Land (HB)
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static struct BurnRomInfo cv_penguinlandRomDesc[] = {
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