UNIF BMC-10-24-C-A1 - new dump 6-in-1 by ClusteR
UNIF COOLBOY - update from hardware tests by ClusteR UNIF OneBus - mirroring fix
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CaH4e3
parent
5440ad057a
commit
4ec95b5b9b
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@ -1,7 +1,7 @@
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/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2015 CaH4e3
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* Copyright (C) 2015 CaH4e3, ClusteR
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -20,67 +20,96 @@
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* CoolBoy 400-in-1 FK23C-mimic mapper 16Mb/32Mb PROM + 128K/256K CHR RAM, optional SRAM, optional NTRAM
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* only MMC3 mode
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*
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* 6000 (õõ76x210) | 0õÑ0
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* 6001 (õõõ354õõ)
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* 6000 (xx76x210) | 0xC0
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* 6001 (xxx354x)
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* 6002 = 0
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* 6003 = 0
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* 6003 = 0
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*
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* hardware tested logic, don't try to understand lol
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*/
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#include "mapinc.h"
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#include "mmc3.h"
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static void COOLBOYCW(uint32 A, uint8 V) {
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if(EXPREGS[3] & 0x10)
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setchr8(EXPREGS[2] & 0xF);
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else {
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uint32 mask = 0xFF;
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switch(EXPREGS[0] & 0xC0) {
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case 0xC0:
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mask = 0x7F;
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break;
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uint32 mask = 0xFF ^ (EXPREGS[0] & 0x80);
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if (EXPREGS[3] & 0x10) {
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if (EXPREGS[3] & 0x40) { // Weird mode
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int cbase = (MMC3_cmd & 0x80) << 5;
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switch (cbase ^ A) { // Don't even try do understand
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case 0x0400:
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case 0x0C00: V &= 0x7F; break;
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}
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}
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setchr1(A, V & mask);
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setchr8((((EXPREGS[2] & 0x0F) | ((V & 0x80) >> 3)) & (mask >> 3)) | ((((EXPREGS[0] & 0x08) << 4) & ~mask) >> 3));
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} else {
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if (EXPREGS[3] & 0x40) { // Weird mode, again
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int cbase = (MMC3_cmd & 0x80) << 5;
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switch (cbase ^ A) { // Don't even try do understand
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case 0x0000: V = DRegBuf[0]; break;
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case 0x0800: V = DRegBuf[1]; break;
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case 0x0400:
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case 0x0C00: V = 0; break;
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}
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}
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setchr1(A, (V & mask) | (((EXPREGS[0] & 0x08) << 4) & (mask ^ 0xff)));
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}
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}
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static void COOLBOYPW(uint32 A, uint8 V) {
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uint32 mask = 0x3F;
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uint32 mask = ((0x3F | (EXPREGS[1] & 0x40) | ((EXPREGS[1] & 0x20) << 2)) ^ ((EXPREGS[0] & 0x40) >> 2)) ^ ((EXPREGS[1] & 0x80) >> 2);
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uint32 base = ((EXPREGS[0] & 0x07) >> 0) | ((EXPREGS[1] & 0x10) >> 1) | ((EXPREGS[1] & 0x0C) << 2) | ((EXPREGS[0] & 0x30) << 2);
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switch(EXPREGS[0] & 0xC0) {
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case 0x80:
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mask = 0x1F;
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break;
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case 0xC0:
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if(EXPREGS[3] & 0x10) {
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mask = 0x01 | (EXPREGS[1] & 2);
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} else {
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mask = 0x0F;
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// Very weird mode
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// Last banks are first in this mode, ignored when MMC3_cmd&0x40
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if ((EXPREGS[3] & 0x40) && (V >= 0xFE) && !((MMC3_cmd & 0x40) != 0)) {
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switch (A & 0xE000) {
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case 0xA000:
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if ((MMC3_cmd & 0x40) != 0) V = 0;
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break;
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case 0xC000:
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if ((MMC3_cmd & 0x40) == 0) V = 0;
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break;
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case 0xE000:
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V = 0;
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break;
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}
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break;
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}
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if(EXPREGS[3] & 0x10)
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setprg8(A, (base << 4) | (V & mask) | ((EXPREGS[3] & (0x0E ^ (EXPREGS[1] & 2))) ));
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else
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setprg8(A, (base << 4) | (V & mask));
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// Regular MMC3 mode, internal ROM size can be up to 2048kb! Minimal is 64kb
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if (!(EXPREGS[3] & 0x10))
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setprg8(A, (((base << 4) & ~mask)) | (V & mask));
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else { // NROM mode
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mask &= 0xF0;
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uint8 emask;
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if (!(EXPREGS[1] & 2)) // 4kb mode, 0xC000-0xFFFF is same as 0x8000-0xBFFF
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emask = EXPREGS[3] & 0x0E;
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else // 8kb mode, using second-last bank
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emask = (EXPREGS[3] & 0x0C) | ((A >= 0xC000) ? 2 : 0);
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emask |= (A >> 13) & 1; // does not depends on MMC3_cmd&0x40
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setprg8(A, (((base << 4) & ~mask) | (V & mask) | emask));
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}
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}
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static DECLFW(COOLBOYWrite) {
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if(A001B & 0x80)
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CartBW(A,V);
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else
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if((EXPREGS[3] & 0x80) == 0) {
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EXPREGS[A & 3] = V;
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FixMMC3PRG(MMC3_cmd);
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FixMMC3CHR(MMC3_cmd);
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uint32 base = ((EXPREGS[0] & 0x07) >> 0) | ((EXPREGS[1] & 0x10) >> 1) | ((EXPREGS[1] & 0x0C) << 2) | ((EXPREGS[0] & 0x30) << 2);
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FCEU_printf("exp %02x %02x (base %03d)\n",A,V,base);
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}
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if((EXPREGS[3] & 0x80) == 0) {
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EXPREGS[A & 3] = V;
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FixMMC3PRG(MMC3_cmd);
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FixMMC3CHR(MMC3_cmd);
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}
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}
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static void COOLBOYReset(void) {
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MMC3RegReset();
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EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0;
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// EXPREGS[0] = 0;
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// EXPREGS[1] = 0x60;
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// EXPREGS[2] = 0;
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// EXPREGS[3] = 0;
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FixMMC3PRG(MMC3_cmd);
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FixMMC3CHR(MMC3_cmd);
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}
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@ -88,6 +117,10 @@ static void COOLBOYReset(void) {
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static void COOLBOYPower(void) {
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GenMMC3Power();
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EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0;
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// EXPREGS[0] = 0;
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// EXPREGS[1] = 0x60;
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// EXPREGS[2] = 0;
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// EXPREGS[3] = 0;
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FixMMC3PRG(MMC3_cmd);
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FixMMC3CHR(MMC3_cmd);
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SetWriteHandler(0x5000, 0x5fff, CartBW); // some games access random unmapped areas and crashes because of KT-008 PCB hack in MMC3 source lol
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@ -95,11 +128,10 @@ static void COOLBOYPower(void) {
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}
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void COOLBOY_Init(CartInfo *info) {
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GenMMC3_Init(info, 512, 128, 8, 0);
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GenMMC3_Init(info, 512, 256, 8, 0);
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pwrap = COOLBOYPW;
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cwrap = COOLBOYCW;
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info->Power = COOLBOYPower;
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info->Reset = COOLBOYReset;
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AddExState(EXPREGS, 4, 0, "EXPR");
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}
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@ -113,7 +113,7 @@ static void CSync(void) {
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setchr1(0x1800 ^ cswap, block | (bank6 & mask));
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setchr1(0x1c00 ^ cswap, block | (bank7 & mask));
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setmirror(mirror & 1);
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setmirror((mirror ^ 1) & 1);
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}
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static void Sync(void) {
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@ -158,7 +158,7 @@ static DECLFW(UNLOneBusWriteMMC3) {
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}
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break;
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}
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case 0xa000: mirror = V ^ 1; CSync(); break;
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case 0xa000: mirror = V; CSync(); break;
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case 0xc000: IRQLatch = V & 0xfe; break;
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case 0xc001: IRQReload = 1; break;
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case 0xe000: X6502_IRQEnd(FCEU_IQEXT); IRQa = 0; break;
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@ -344,6 +344,7 @@ static BMAPPING bmap[] = {
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{ "BS-5", BMCBS5_Init, 0 },
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{ "CC-21", UNLCC21_Init, 0 },
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{ "CITYFIGHT", UNLCITYFIGHT_Init, 0 },
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{ "10-24-C-A1", BMC1024CA1_Init, 0 },
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{ "CNROM", CNROM_Init, 0 },
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{ "CPROM", CPROM_Init, BMCFLAG_16KCHRR },
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{ "D1038", BMCD1038_Init, 0 },
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@ -43,6 +43,7 @@ void BMCGhostbusters63in1_Init(CartInfo *info);
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void BMCNTD03_Init(CartInfo *info);
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void BMCT2271_Init(CartInfo *info);
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void BMCT262_Init(CartInfo *info);
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void BMC1024CA1_Init(CartInfo *info);
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void CNROM_Init(CartInfo *info);
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void CPROM_Init(CartInfo *info);
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void DreamTech01_Init(CartInfo *info);
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@ -315,6 +315,7 @@
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<ClCompile Include="..\src\boards\cityfighter.cpp" />
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<ClCompile Include="..\src\boards\coolboy.cpp" />
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<ClCompile Include="..\src\boards\dance2000.cpp" />
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<ClCompile Include="..\src\boards\et-100.cpp" />
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<ClCompile Include="..\src\boards\famicombox.cpp" />
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<ClCompile Include="..\src\boards\ffe.cpp" />
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<ClCompile Include="..\src\boards\ks7010.cpp" />
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@ -1054,6 +1054,9 @@
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<ClCompile Include="..\src\boards\BMW8544.cpp">
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<Filter>boards</Filter>
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</ClCompile>
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<ClCompile Include="..\src\boards\et-100.cpp">
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<Filter>boards</Filter>
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</ClCompile>
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="..\src\drivers\common\args.h">
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