MASTER_DMA_AND_INTERRUPT_CONTROL
dev->mmio + MASTER_DMA_AND_INTERRUPT_CONTROL);
MASTER_DMA_AND_INTERRUPT_CONTROL
writeb(0x03, dev->mmio + MASTER_DMA_AND_INTERRUPT_CONTROL);
writeb(0x03, dev->mmio + MASTER_DMA_AND_INTERRUPT_CONTROL);
writeb(0x00, dev->mmio + MASTER_DMA_AND_INTERRUPT_CONTROL);
writeb(0, dev->mmio + MASTER_DMA_AND_INTERRUPT_CONTROL);