drZ80.Z80IM = 0; // 1?
drZ80.z80irqvector = 0xff0000; // RST 38h
drZ80.Z80PC_BASE = drZ80.Z80PC = z80_read_map[0] << 1;
- drZ80.Z80SP_BASE = z80_read_map[0] << 1;
+ // drZ80 is locked in single bank
+ drZ80.Z80SP_BASE = ((PicoAHW & PAHW_SMS) ?
+ z80_read_map[0xc000 >> Z80_MEM_SHIFT] : z80_read_map[0]) << 1;
// drZ80.Z80SP = drZ80.z80_rebaseSP(0x2000); // 0xf000 ?
#endif
#ifdef _USE_CZ80