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chip flags rewrite, part 4 - DO NOT USE

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the next part is to drop systemFlagsOld completely
and then to fix the GUI
This commit is contained in:
tildearrow 2022-09-29 20:13:40 -05:00
parent ee6e0aa0e0
commit 48db9a1d0c
109 changed files with 532 additions and 377 deletions
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58
src/engine/platform/sms.cpp
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@ -429,85 +429,78 @@ void DivPlatformSMS::poke(std::vector<DivRegWrite>& wlist) {
for (DivRegWrite& i: wlist) rWrite(i.addr,i.val);
}
void DivPlatformSMS::setFlags(unsigned int flags) {
switch (flags&0xff03) {
default:
case 0x0000:
chipClock=COLOR_NTSC;
break;
case 0x0001:
void DivPlatformSMS::setFlags(const DivConfig& flags) {
switch (flags.getInt("clockSel",0)) {
case 1:
chipClock=COLOR_PAL*4.0/5.0;
break;
case 0x0002:
case 2:
chipClock=4000000;
break;
case 0x0003:
case 3:
chipClock=COLOR_NTSC/2.0;
break;
case 0x0100:
case 4:
chipClock=3000000;
break;
case 0x0101:
case 5:
chipClock=2000000;
break;
case 0x0102:
case 6:
chipClock=COLOR_NTSC/8.0;
break;
default:
chipClock=COLOR_NTSC;
break;
}
resetPhase=!(flags&16);
resetPhase=!flags.getBool("noPhaseReset",false);
divider=16;
toneDivider=64.0;
noiseDivider=64.0;
if (sn!=NULL) delete sn;
switch (flags&0xcc) {
default: // Sega
case 0x00:
sn=new segapsg_device();
isRealSN=false;
stereo=false;
break;
case 0x04: // TI SN76489
switch (flags.getInt("chipType",0)) {
case 1: // TI SN76489
sn=new sn76489_device();
isRealSN=true;
stereo=false;
noiseDivider=60.0; // 64 for match to tone frequency on non-Sega PSG but compatibility
break;
case 0x08: // TI+Atari
case 2: // TI+Atari
sn=new sn76496_base_device(0x4000, 0x0f35, 0x01, 0x02, true, false, 1/*8*/, false, true);
isRealSN=true;
stereo=false;
noiseDivider=60.0;
break;
case 0x0c: // Game Gear (not fully emulated yet!)
case 3: // Game Gear (not fully emulated yet!)
sn=new gamegear_device();
isRealSN=false;
stereo=true;
break;
case 0x40: // TI SN76489A
case 4: // TI SN76489A
sn=new sn76489a_device();
isRealSN=false; // TODO
stereo=false;
noiseDivider=60.0;
break;
case 0x44: // TI SN76496
case 5: // TI SN76496
sn=new sn76496_device();
isRealSN=false; // TODO
stereo=false;
noiseDivider=60.0;
break;
case 0x48: // NCR 8496
case 6: // NCR 8496
sn=new ncr8496_device();
isRealSN=false;
stereo=false;
noiseDivider=60.0;
break;
case 0x4c: // Tandy PSSJ 3-voice sound
case 7: // Tandy PSSJ 3-voice sound
sn=new pssj3_device();
isRealSN=false;
stereo=false;
noiseDivider=60.0;
break;
case 0x80: // TI SN94624
case 8: // TI SN94624
sn=new sn94624_device();
isRealSN=true;
stereo=false;
@ -515,7 +508,7 @@ void DivPlatformSMS::setFlags(unsigned int flags) {
toneDivider=8.0;
noiseDivider=7.5;
break;
case 0x84: // TI SN76494
case 9: // TI SN76494
sn=new sn76494_device();
isRealSN=false; // TODO
stereo=false;
@ -523,6 +516,11 @@ void DivPlatformSMS::setFlags(unsigned int flags) {
toneDivider=8.0;
noiseDivider=7.5;
break;
default: // Sega
sn=new segapsg_device();
isRealSN=false;
stereo=false;
break;
}
rate=chipClock/divider;
for (int i=0; i<4; i++) {
@ -534,7 +532,7 @@ void DivPlatformSMS::setNuked(bool value) {
nuked=value;
}
int DivPlatformSMS::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
int DivPlatformSMS::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) {
parent=p;
dumpWrites=false;
skipRegisterWrites=false;