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Add Mapper 333 submapper 1.

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NewRisingSun
2026-03-10 17:30:56 +01:00
parent f9ab64ae0d
commit 40b4c4a70d
1 changed files with 4 additions and 1 deletions
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5
src/boards/8in1.c
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@@ -27,12 +27,14 @@
#include "mapinc.h" #include "mapinc.h"
#include "mmc3.h" #include "mmc3.h"
uint8 submapper;
static void BMC8IN1CW(uint32 A, uint8 V) { static void BMC8IN1CW(uint32 A, uint8 V) {
setchr1(A, ((EXPREGS[0] & 0xC) << 5) | (V & 0x7F)); setchr1(A, ((EXPREGS[0] & 0xC) << 5) | (V & 0x7F));
} }
static void BMC8IN1PW(uint32 A, uint8 V) { static void BMC8IN1PW(uint32 A, uint8 V) {
if(EXPREGS[0] & 0x10) { /* MMC3 mode */ if(EXPREGS[0] & 0x10 || submapper == 1) { /* MMC3 mode */
setprg8(A, ((EXPREGS[0] & 0xC) << 2) | (V & 0xF)); setprg8(A, ((EXPREGS[0] & 0xC) << 2) | (V & 0xF));
} else { } else {
setprg32(0x8000, EXPREGS[0] & 0xF); setprg32(0x8000, EXPREGS[0] & 0xF);
@@ -65,6 +67,7 @@ static void BMC8IN1Reset(void) {
} }
void BMC8IN1_Init(CartInfo *info) { void BMC8IN1_Init(CartInfo *info) {
submapper = info->submapper;
GenMMC3_Init(info, 128, 128, 0, 0); GenMMC3_Init(info, 128, 128, 0, 0);
cwrap = BMC8IN1CW; cwrap = BMC8IN1CW;
pwrap = BMC8IN1PW; pwrap = BMC8IN1PW;