public DMAChannel(ARM7TDMI cpu, int index)
{
this.DMACNT_H = new cDMACNT_H(this, index == 3);
this.DMACNT_L = new cDMACNT_L(cpu.bus, (ushort)(index == 3 ? 0xffff : 0x3fff));
this.DMASAD = new cDMAAddress(cpu.bus, index == 0);
this.DMADAD = new cDMAAddress(cpu.bus, index != 3);
this.cpu = cpu;
this.IF = cpu.IO.IF;
this.index = index;
this.Sound = index == 1 || index == 2;
}
public cKeyInput(cKeyInterruptControl KEYCNT, cIF IF)
{
this.KEYCNT = KEYCNT;
this.IF = IF;
// attempt to update controller state
if (!this.xinput.UpdateState())
{
// if there is no controller connected, an exception will be thrown and we can instead
// initialize the register with only the keyboardcontroller
this.xinput = new NoXInputController();
// todo: recognize new controller if one is plugged in
}
}
public cVCOUNT(cIF IF, cDISPSTAT DISPSTAT) : base(null)
{
this.IF = IF;
this.DISPSTAT = DISPSTAT;
}
public cDISPSTAT(cIF IF, PPU ppu) : base(ppu)
{
this.IF = IF;
}
public cSIOCNT(cIF IF)
{
this.IF = IF;
}
