public static void DMA_release_DREQ(int nchan) {
jdos.hardware.DMA.DmaChannel channel = jdos.hardware.DMA.GetDMAChannel(nchan);
channel.Clear_Request();
// DMA_run();
}
public static int DMA_write_memory(int nchan, byte[] buf, int bufOffset, int pos, int len) {
jdos.hardware.DMA.DmaChannel channel = jdos.hardware.DMA.GetDMAChannel(nchan);
return channel.Write(len, buf, bufOffset);
}
public static void DMA_hold_DREQ(int nchan) {
jdos.hardware.DMA.DmaChannel channel = jdos.hardware.DMA.GetDMAChannel(nchan);
channel.callback.call(channel, jdos.hardware.DMA.DMAEvent.DMA_UNMASKED);
channel.Raise_Request();
// DMA_run();
}