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Update mapper 45

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- fix starting register value
- fix memory write range to 0x6000-0xffff
This commit is contained in:
negativeExponent
2020-02-01 23:41:28 +08:00
parent 9150960326
commit 3f1544c129
1 changed files with 5 additions and 3 deletions
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8
src/boards/mmc3.c
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@@ -540,7 +540,8 @@ static DECLFR(M45Read) {
} }
static void M45Reset(void) { static void M45Reset(void) {
EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = EXPREGS[4] = 0; EXPREGS[0] = EXPREGS[1] = EXPREGS[3] = EXPREGS[4] = 0;
EXPREGS[2] = 0x0F;
EXPREGS[5]++; EXPREGS[5]++;
EXPREGS[5] &= 7; EXPREGS[5] &= 7;
MMC3RegReset(); MMC3RegReset();
@@ -548,8 +549,9 @@ static void M45Reset(void) {
static void M45Power(void) { static void M45Power(void) {
GenMMC3Power(); GenMMC3Power();
EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = EXPREGS[4] = EXPREGS[5] = 0; EXPREGS[0] = EXPREGS[1] = EXPREGS[3] = EXPREGS[4] = EXPREGS[5] = 0;
SetWriteHandler(0x5000, 0x7FFF, M45Write); EXPREGS[2] = 0x0F;
SetWriteHandler(0x6000, 0x7FFF, M45Write);
SetReadHandler(0x5000, 0x5FFF, M45Read); SetReadHandler(0x5000, 0x5FFF, M45Read);
} }