public TimerModule(ulong clocks)
{
var maxCount = clocks - 1;
CapacityBits = RTLCalculators.CalcBitsForValue(maxCount);
countTo = new RTLBitArray(maxCount).Resized(CapacityBits).Unsigned();
}
public VGASyncModule(uint visible, uint fp, uint sp, uint bp)
{
this.visible = visible;
this.fp = this.visible + fp;
this.sp = this.fp + sp;
this.bp = this.sp + bp;
max = visible + fp + sp + bp - 1;
capacity = RTLCalculators.CalcBitsForValue(max);
}
public VGAController(VGAControllerMode mode)
{
switch (mode)
{
case VGAControllerMode.SVGA_800_600_60:
hSync = new VGASyncModule(800, 40, 128, 88);
vSync = new VGASyncModule(600, 1, 4, 23);
addrBits = RTLCalculators.CalcBitsForValue(800 * 600);
break;
case VGAControllerMode.Test:
hSync = new VGASyncModule(80, 40, 128, 88);
vSync = new VGASyncModule(60, 1, 4, 23);
addrBits = RTLCalculators.CalcBitsForValue(80 * 60);
break;
}
}