2  * pata_sil680.c 	- SIL680 PATA for new ATA layer
9  * Copyright (C) 2001-2002	Andre Hedrick <andre@linux-ide.org>
39  *	sil680_selreg		-	return register base
53 	base += (ap->port_no << 4);  in sil680_selreg()
58  *	sil680_seldev		-	return register base
70 	base += (ap->port_no << 4);  in sil680_seldev()
71 	base |= adev->devno ? 2 : 0;  in sil680_seldev()
77  *	sil680_cable_detect	-	cable detection
86 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_cable_detect()
97  *	sil680_set_piomode	-	set PIO mode data
117 	unsigned long addr_mask = 0x80 + 4 * ap->port_no;  in sil680_set_piomode()
118 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_set_piomode()
119 	int pio = adev->pio_mode - XFER_PIO_0;  in sil680_set_piomode()
121 	int port_shift = 4 * adev->devno;  in sil680_set_piomode()
127 	if (pair != NULL && adev->pio_mode > pair->pio_mode)  in sil680_set_piomode()
128 		lowest_pio = pair->pio_mode - XFER_PIO_0;  in sil680_set_piomode()
133 	pci_read_config_word(pdev, tfaddr-2, &reg);  in sil680_set_piomode()
143 	pci_write_config_word(pdev, tfaddr-2, reg);  in sil680_set_piomode()
148  *	sil680_set_dmamode	-	set DMA mode data
166 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_set_dmamode()
169 	unsigned long addr_mask = 0x80 + 4 * ap->port_no;  in sil680_set_dmamode()
170 	int port_shift = adev->devno * 4;  in sil680_set_dmamode()
172 	u16 multi, ultra;  in sil680_set_dmamode()  local
177 	pci_read_config_word(pdev, ua, &ultra);  in sil680_set_dmamode()
180 	ultra &= ~0x3F;  in sil680_set_dmamode()
186 	if (adev->dma_mode >= XFER_UDMA_0) {  in sil680_set_dmamode()
188 		ultra |= ultra_table[scsc][adev->dma_mode - XFER_UDMA_0];  in sil680_set_dmamode()
191 		multi = dma_table[adev->dma_mode - XFER_MW_DMA_0];  in sil680_set_dmamode()
196 	pci_write_config_word(pdev, ua, ultra);  in sil680_set_dmamode()
200  *	sil680_sff_exec_command - issue ATA command to host controller
214 	DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);  in sil680_sff_exec_command()
215 	iowrite8(tf->command, ap->ioaddr.command_addr);  in sil680_sff_exec_command()
216 	ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);  in sil680_sff_exec_command()
221 	struct pci_dev *pdev	= to_pci_dev(ap->host->dev);  in sil680_sff_irq_check()
245  *	sil680_init_chip		-	chip setup
259 			      pdev->revision ? 1 : 255);  in sil680_init_chip()
266 	dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",  in sil680_init_chip()
294 	dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",  in sil680_init_chip()
346 	ata_print_version_once(&pdev->dev, DRV_VERSION);  in sil680_init_one()
357 			return -ENODEV;  in sil680_init_one()
371 	host = ata_host_alloc_pinfo(&pdev->dev, ppi, 2);  in sil680_init_one()
373 		return -ENOMEM;  in sil680_init_one()
374 	host->iomap = pcim_iomap_table(pdev);  in sil680_init_one()
377 	rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);  in sil680_init_one()
383 	mmio_base = host->iomap[SIL680_MMIO_BAR];  in sil680_init_one()
384 	host->ports[0]->ioaddr.bmdma_addr = mmio_base + 0x00;  in sil680_init_one()
385 	host->ports[0]->ioaddr.cmd_addr = mmio_base + 0x80;  in sil680_init_one()
386 	host->ports[0]->ioaddr.ctl_addr = mmio_base + 0x8a;  in sil680_init_one()
387 	host->ports[0]->ioaddr.altstatus_addr = mmio_base + 0x8a;  in sil680_init_one()
388 	ata_sff_std_ports(&host->ports[0]->ioaddr);  in sil680_init_one()
389 	host->ports[1]->ioaddr.bmdma_addr = mmio_base + 0x08;  in sil680_init_one()
390 	host->ports[1]->ioaddr.cmd_addr = mmio_base + 0xc0;  in sil680_init_one()
391 	host->ports[1]->ioaddr.ctl_addr = mmio_base + 0xca;  in sil680_init_one()
392 	host->ports[1]->ioaddr.altstatus_addr = mmio_base + 0xca;  in sil680_init_one()
393 	ata_sff_std_ports(&host->ports[1]->ioaddr);  in sil680_init_one()
396 	return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,  in sil680_init_one()
438 MODULE_DESCRIPTION("low-level driver for SI680 PATA");