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Misc mapper updates

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- just some misc non-function changing updates
This commit is contained in:
negativeExponent
2020-03-17 22:00:59 +08:00
parent ebcb4e66d9
commit 04ba2ac450
8 changed files with 19 additions and 20 deletions
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17
src/boards/359.c
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@@ -52,8 +52,8 @@ static SFORMAT StateRegs[] = {
};
static void Sync(void) {
uint32 prgMask = 0x3F;
uint32 prgOuterBank = (exRegs[0] & 0x38) << 1;
uint8 prgMask = 0x3F;
uint8 prgOuterBank = (exRegs[0] & 0x38) << 1;
switch (exRegs[1] & 3) {
case 0: prgMask = 0x3F; break;
@@ -71,9 +71,10 @@ static void Sync(void) {
if (!UNIFchrrama) {
switch (mapperNum) {
case 359: {
uint32 chrMask = (exRegs[1] & 0x40) ? 0xFF : 0x7F;
uint32 chrOuterBank = (exRegs[3] << 7);
uint32 i;
uint8 i;
uint8 chrMask = (exRegs[1] & 0x40) ? 0xFF : 0x7F;
uint16 chrOuterBank = (exRegs[3] << 7);
for (i = 0; i < 8; i++)
setchr1(i << 10, (creg[i] & chrMask) | chrOuterBank);
} break;
@@ -123,19 +124,19 @@ static DECLFW(M359WriteIRQ) {
}
static DECLFW(M359WritePRG) {
uint32 i = A & 3;
uint8 i = A & 3;
preg[i] = V;
Sync();
}
static DECLFW(M359WriteCHR) {
uint32 i = ((A >> 10) & 4) | (A & 3);
uint8 i = ((A >> 10) & 4) | (A & 3);
creg[i] = V;
Sync();
}
static DECLFW(M359WriteEx) {
uint32 i = A & 3;
uint8 i = A & 3;
exRegs[i] = V;
Sync();
}