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Fix savestates in SN76496 module

This commit is contained in:
Barry Harris 2012-01-05 19:53:55 +00:00
parent 648190fa29
commit a09ff09c32
1 changed files with 35 additions and 47 deletions
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82
src/burn/sound/sn76496.cpp
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@ -429,58 +429,46 @@ INT32 SN76496Scan(INT32 nAction,INT32 *pnMin)
if (!DebugSnd_SN76496Initted) bprintf(PRINT_ERROR, _T("SN76496Scan called without init\n"));
#endif
struct BurnArea ba;
char szName[16];
if ((nAction & ACB_DRIVER_DATA) == 0) {
return 1;
}
if (pnMin != NULL) {
*pnMin = 0x029675;
*pnMin = 0x029719;
}
sprintf(szName, "SN76496 #0");
ba.Data = &Chip0;
ba.nLen = sizeof(struct SN76496);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
if (NumChips >= 1) {
sprintf(szName, "SN76496 #1");
ba.Data = &Chip1;
ba.nLen = sizeof(struct SN76496);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
}
if (NumChips >= 2) {
sprintf(szName, "SN76496 #2");
ba.Data = &Chip2;
ba.nLen = sizeof(struct SN76496);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
}
if (NumChips >= 3) {
sprintf(szName, "SN76496 #3");
ba.Data = &Chip3;
ba.nLen = sizeof(struct SN76496);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
}
if (NumChips >= 4) {
sprintf(szName, "SN76496 #4");
ba.Data = &Chip4;
ba.nLen = sizeof(struct SN76496);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
if (nAction & ACB_DRIVER_DATA) {
for (INT32 i = 0; i < NumChips; i++) {
SN76496 *Chip = Chip0;
if (i == 1) Chip = Chip1;
if (i == 2) Chip = Chip2;
if (i == 3) Chip = Chip3;
if (i == 4) Chip = Chip4;
memset(szName, 0, 16);
sprintf(szName, "Chip%iVolTable", i);
ScanVar(Chip->VolTable, 16 * sizeof(INT32), szName);
memset(szName, 0, 16);
sprintf(szName, "Chip%iRegisters", i);
ScanVar(Chip->Register, 8 * sizeof(INT32), szName);
memset(szName, 0, 16);
sprintf(szName, "Chip%iVolume", i);
ScanVar(Chip->Volume, 4 * sizeof(INT32), szName);
memset(szName, 0, 16);
sprintf(szName, "Chip%iPeriod", i);
ScanVar(Chip->Period, 4 * sizeof(INT32), szName);
memset(szName, 0, 16);
sprintf(szName, "Chip%iCount", i);
ScanVar(Chip->Count, 4 * sizeof(INT32), szName);
memset(szName, 0, 16);
sprintf(szName, "Chip%iOutput", i);
ScanVar(Chip->Output, 4 * sizeof(INT32), szName);
SCAN_VAR(Chip->LastRegister);
SCAN_VAR(Chip->RNG);
SCAN_VAR(Chip->NoiseMode);
SCAN_VAR(Chip->FeedbackMask);
SCAN_VAR(Chip->WhitenoiseTaps);
SCAN_VAR(Chip->WhitenoiseInvert);
}
}
return 0;