Lines Matching defs:dmactl
127 u8 dmactl;
130 dmactl = readb(mmio + ATA_DMA_CMD);
133 if (dmactl & ATA_DMA_START) {
134 dmactl &= ~ATA_DMA_START;
135 writeb(dmactl, mmio + ATA_DMA_CMD);
144 u8 dmactl;
147 dmactl = readb(mmio + ATA_DMA_CMD);
150 if (dmactl & ATA_DMA_START) {
151 dmactl &= ~ATA_DMA_START;
152 writeb(dmactl, mmio + ATA_DMA_CMD);
234 u8 dmactl;
242 dmactl = readb(mmio + ATA_DMA_CMD);
243 dmactl &= ~(ATA_DMA_WR | ATA_DMA_START);
245 dmactl |= ATA_DMA_WR;
246 writeb(dmactl, mmio + ATA_DMA_CMD);
265 u8 dmactl;
268 dmactl = readb(mmio + ATA_DMA_CMD);
269 writeb(dmactl | ATA_DMA_START, mmio + ATA_DMA_CMD);