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Megadrive savestate-enabled

This commit is contained in:
dinkc64 2014-07-29 06:49:00 +00:00
parent 3c5d2230f1
commit 6b42928d60
1 changed files with 31 additions and 4 deletions
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35
src/burn/drv/megadrive/megadrive.cpp
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@ -4228,9 +4228,36 @@ INT32 MegadriveFrame()
return 0;
}
INT32 MegadriveScan(INT32 /*nAction*/, INT32 * /*pnMin*/)
INT32 MegadriveScan(INT32 nAction, INT32 * pnMin)
{
//BurnYM2612Scan(nAction, pnMin);
return 1;
if (pnMin) { // Return minimum compatible version
*pnMin = 0x029730;
}
if (nAction & ACB_VOLATILE) { // Scan volatile ram
struct BurnArea ba;
memset(&ba, 0, sizeof(ba));
ba.Data = RamStart;
ba.nLen = RamEnd - RamStart;
ba.szName = "RAM";
BurnAcb(&ba);
SekScan(nAction);
ZetScan(nAction);
BurnYM2612Scan(nAction, pnMin);
SN76496Scan(nAction, pnMin);
SCAN_VAR(cycles_68k);
SCAN_VAR(cycles_z80);
SCAN_VAR(Scanline);
SCAN_VAR(Z80HasBus);
SCAN_VAR(MegadriveZ80Reset);
SCAN_VAR(SpriteBlocks);
}
if (nAction & ACB_WRITE) {
bMegadriveRecalcPalette = 1;
}
return 0;
}