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does not work

This commit is contained in:
tildearrow 2023-07-15 20:29:49 -05:00
parent 7cb1504215
commit e07f9cd3f4
1 changed files with 25 additions and 0 deletions
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25
src/engine/platform/genesisext.cpp
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@ -452,6 +452,9 @@ static int opChanOffsH[4]={
};
void DivPlatformGenesisExt::tick(bool sysTick) {
int hardResetElapsed=0;
bool mustHardReset=false;
if (extMode) {
bool writeSomething=false;
unsigned char writeMask=2;
@ -462,6 +465,12 @@ void DivPlatformGenesisExt::tick(bool sysTick) {
writeMask&=~(1<<(4+i));
opChan[i].keyOff=false;
}
if (opChan[i].hardReset && opChan[i].keyOn) {
mustHardReset=true;
unsigned short baseAddr=chanOffs[extChanOffs]|opOffs[i];
immWrite(baseAddr+ADDR_SL_RR,0x0f);
hardResetElapsed++;
}
}
if (writeSomething) {
if (chan[csmChan].active) { // CSM
@ -630,6 +639,22 @@ void DivPlatformGenesisExt::tick(bool sysTick) {
(writeMask&0x80)?'4':'-'
);*/
immWrite(0x28,writeMask);
// hard reset handling
if (mustHardReset) {
for (unsigned int i=hardResetElapsed; i<hardResetCycles; i++) {
immWrite(0xf0,i&0xff);
}
for (int i=0; i<4; i++) {
if (opChan[i].keyOn && opChan[i].hardReset) {
// restore SL/RR
unsigned short baseAddr=chanOffs[extChanOffs]|opOffs[i];
DivInstrumentFM::Operator& op=chan[extChanOffs].state.op[i];
immWrite(baseAddr+ADDR_SL_RR,(op.rr&15)|(op.sl<<4));
}
}
immWrite(0x28,writeMask);
}
}
if (extMode) {