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- Updated to the latest FCEUX (git 14c2152) - Updated to the latest FCE Ultra GX 3.5.2 - Added mapper 126 support for Power Joy 84-in-1 - Added option to hide/show "Save RAM" button in save menu (thanks InfiniteBlue!) - Added credits button in main menu settings (thanks InfiniteBlue!) - Updated credits - Updated all language files - Updated UI PNG images - Compiled with latest devkitPPC and libfat with UStealth Mod (thanks SaulFabre!)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| /* FCE Ultra - NES/Famicom Emulator | ||
| * | ||
| * Copyright notice for this file: | ||
| * Copyright (C) 2019 | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| */ | ||
|
|
||
| #include "mapinc.h" | ||
| #include "mmc3.h" | ||
|
|
||
| static uint16 GetExChrExBank() { | ||
| uint16 bank = (uint16)EXPREGS[0]; | ||
| return ((~bank << 0 & 0x080 & ((uint16)EXPREGS[2])) | (bank << 4 & 0x080 & bank) | | ||
| (bank << 3 & 0x100) | (bank << 5 & 0x200)); | ||
| } | ||
|
|
||
| static void UpdateChrBank(void) { | ||
| uint16 bank = (uint16)EXPREGS[2] & 0x0F; | ||
| bank |= GetExChrExBank() >> 3; | ||
| setchr8(bank); | ||
| } | ||
|
|
||
| static void M126CW(uint32 A, uint8 V) { | ||
| if (!(EXPREGS[3] & 0x10)) { | ||
| uint16 bank = (uint16)V & (((uint16)EXPREGS[0] & 0x80) - 1); | ||
| bank |= GetExChrExBank(); | ||
| setchr1(A, bank); | ||
| } | ||
| } | ||
|
|
||
| static void M126PW(uint32 A, uint8 V) { | ||
| uint16 bank = (uint16)V; | ||
| uint16 preg = (uint16)EXPREGS[0]; | ||
| bank &= ((~preg >> 2) & 0x10) | 0x0F; | ||
| bank |= ((preg & (0x06 | (preg & 0x40) >> 6)) << 4) | ((preg & 0x10) << 3); | ||
| if (!(EXPREGS[3] & 0x03)) | ||
| setprg8(A, bank); | ||
| else if ((A - 0x8000) == ((MMC3_cmd << 8) & 0x4000)) { /* TODO: Clean this */ | ||
| if ((EXPREGS[3] & 0x3) == 0x3) | ||
| setprg32(0x8000, (bank >> 2)); | ||
| else { | ||
| setprg16(0x8000, (bank >> 1)); | ||
| setprg16(0xc000, (bank >> 1)); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| static DECLFW(M126Write) { | ||
| A &= 0x03; | ||
| if(A == 0x01 || A == 0x02 || ((A == 0x00 || A == 0x03) && !(EXPREGS[3] & 0x80))) { | ||
| if (EXPREGS[A] != V) { | ||
| EXPREGS[A] = V; | ||
| if (EXPREGS[3] & 0x10) | ||
| UpdateChrBank(); | ||
| else | ||
| FixMMC3CHR(MMC3_cmd); | ||
| FixMMC3PRG(MMC3_cmd); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| void M126StateRestore(int v) { | ||
| FixMMC3CHR(MMC3_cmd); | ||
| FixMMC3PRG(MMC3_cmd); | ||
|
|
||
| if (EXPREGS[3] & 0x10) | ||
| UpdateChrBank(); | ||
| } | ||
|
|
||
| static void M126Reset(void) { | ||
| EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0; | ||
| MMC3RegReset(); | ||
| } | ||
|
|
||
| static void M126Power(void) { | ||
| EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0; | ||
| GenMMC3Power(); | ||
| SetWriteHandler(0x6000, 0x7FFF, M126Write); | ||
| } | ||
|
|
||
| void Mapper126_Init(CartInfo *info) { | ||
| GenMMC3_Init(info, 2048, 1023, 0, 0); | ||
| cwrap = M126CW; | ||
| pwrap = M126PW; | ||
| info->Power = M126Power; | ||
| info->Reset = M126Reset; | ||
| GameStateRestore = M126StateRestore; | ||
| AddExState(EXPREGS, 4, 0, "EXPR"); | ||
| } |
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