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Added mapper 432 submapper 4.

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This commit is contained in:
NewRisingSun
2026-02-02 14:32:04 +01:00
parent db5855b951
commit ae870894cf
1 changed files with 8 additions and 1 deletions
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9
src/boards/432.c
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@@ -31,6 +31,10 @@ static DECLFR (readPad) {
return pad; return pad;
} }
static DECLFR (readOB) {
return X.DB;
}
static void sync () { static void sync () {
int prgAND = reg[1] &0x02? 0x0F: 0x1F; int prgAND = reg[1] &0x02? 0x0F: 0x1F;
int chrAND = reg[1] &0x20 && submapper == 3? 0x1FF: reg[1] &0x04? 0x7F: 0xFF; int chrAND = reg[1] &0x20 && submapper == 3? 0x1FF: reg[1] &0x04? 0x7F: 0xFF;
@@ -39,7 +43,10 @@ static void sync () {
MMC3_syncPRG(prgAND, prgOR &~prgAND); MMC3_syncPRG(prgAND, prgOR &~prgAND);
MMC3_syncCHR(chrAND, chrOR &~chrAND); MMC3_syncCHR(chrAND, chrOR &~chrAND);
MMC3_syncMirror(); MMC3_syncMirror();
SetReadHandler(0x8000, 0xFFFF, submapper == 1 && reg[1] &0x20 || submapper != 1 && reg[0] &0x01? readPad: CartBR); if (submapper == 4) {
SetReadHandler(0x8000, 0xFFFF, reg[0] &0x01 && pad &1? readOB: CartBR);
} else
SetReadHandler(0x8000, 0xFFFF, submapper == 1 && reg[1] &0x20 || submapper != 1 && reg[0] &0x01? readPad: CartBR);
} }
static int getPRGBank (uint8 bank) { static int getPRGBank (uint8 bank) {