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Merge pull request #400 from minucce/mmc5-fix 

Fix MMC5 battery loading
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mjbudd77 2021-09-16 19:49:35 -04:00 committed by GitHub
parent 80032f8f84 cec337a431
commit 4f01ed546b
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1 changed files with 10 additions and 3 deletions
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13
src/boards/mmc5.cpp
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@ -102,6 +102,7 @@ static uint32 WRAMSIZE = 0;
static uint8 *WRAM = NULL;
static uint8 *MMC5fill = NULL;
static uint8 *ExRAM = NULL;
static uint8 MMC5battery = 0;
const int MMC5WRAMMAX = 1<<7; // 7 bits in register interface (real MMC5 has only 4 pins, however)
static uint8 MMC5WRAMsize; //configuration, not state
@ -924,9 +925,11 @@ static void GenMMC5Power(void) {
FCEU_dwmemset(MMC5fill + 0x000, nval | (nval<<8) | (nval<<16) | (nval<<24), 0x3C0);
FCEU_dwmemset(MMC5fill + 0x3C0, aval | (aval<<8) | (aval<<16) | (aval<<24), 0x040);
FCEU_MemoryRand(WRAM, MMC5WRAMsize * 8 * 1024);
FCEU_MemoryRand(MMC5fill,1024);
FCEU_MemoryRand(ExRAM,1024);
if(MMC5battery == 0) {
FCEU_MemoryRand(WRAM, MMC5WRAMsize * 8 * 1024);
FCEU_MemoryRand(MMC5fill,1024);
FCEU_MemoryRand(ExRAM,1024);
}
MMC5Synco();
@ -1000,6 +1003,9 @@ static void GenMMC5_Init(CartInfo *info, int wsize, int battery) {
MMC5fill = (uint8*)FCEU_malloc(1024);
ExRAM = (uint8*)FCEU_malloc(1024);
FCEU_MemoryRand(WRAM, MMC5WRAMsize * 8 * 1024);
FCEU_MemoryRand(MMC5fill,1024);
FCEU_MemoryRand(ExRAM,1024);
AddExState(ExRAM, 1024, 0, "ERAM");
AddExState(&MMC5HackSPMode, 1, 0, "SPLM");
@ -1013,6 +1019,7 @@ static void GenMMC5_Init(CartInfo *info, int wsize, int battery) {
GameStateRestore = MMC5_StateRestore;
info->Power = GenMMC5Power;
MMC5battery = battery;
if (battery) {
info->SaveGame[0] = WRAM;
if (info->ines2)