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
71 	base += (ap->port_no << 4);  in sil680_seldev()
72 	base |= adev->devno ? 2 : 0;  in sil680_seldev()
78  *	sil680_cable_detect	-	cable detection
87 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_cable_detect()
98  *	sil680_set_piomode	-	set PIO mode data
118 	unsigned long addr_mask = 0x80 + 4 * ap->port_no;  in sil680_set_piomode()
119 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_set_piomode()
120 	int pio = adev->pio_mode - XFER_PIO_0;  in sil680_set_piomode()
122 	int port_shift = 4 * adev->devno;  in sil680_set_piomode()
128 	if (pair != NULL && adev->pio_mode > pair->pio_mode)  in sil680_set_piomode()
129 		lowest_pio = pair->pio_mode - XFER_PIO_0;  in sil680_set_piomode()
134 	pci_read_config_word(pdev, tfaddr-2, &reg);  in sil680_set_piomode()
144 	pci_write_config_word(pdev, tfaddr-2, reg);  in sil680_set_piomode()
149  *	sil680_set_dmamode	-	set DMA mode data
167 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in sil680_set_dmamode()
170 	unsigned long addr_mask = 0x80 + 4 * ap->port_no;  in sil680_set_dmamode()
171 	int port_shift = adev->devno * 4;  in sil680_set_dmamode()
173 	u16 multi, ultra;  in sil680_set_dmamode()  local
178 	pci_read_config_word(pdev, ua, &ultra);  in sil680_set_dmamode()
181 	ultra &= ~0x3F;  in sil680_set_dmamode()
187 	if (adev->dma_mode >= XFER_UDMA_0) {  in sil680_set_dmamode()
189 		ultra |= ultra_table[scsc][adev->dma_mode - XFER_UDMA_0];  in sil680_set_dmamode()
192 		multi = dma_table[adev->dma_mode - XFER_MW_DMA_0];  in sil680_set_dmamode()
197 	pci_write_config_word(pdev, ua, ultra);  in sil680_set_dmamode()
201  *	sil680_sff_exec_command - issue ATA command to host controller
215 	DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);  in sil680_sff_exec_command()
216 	iowrite8(tf->command, ap->ioaddr.command_addr);  in sil680_sff_exec_command()
217 	ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);  in sil680_sff_exec_command()
222 	struct pci_dev *pdev	= to_pci_dev(ap->host->dev);  in sil680_sff_irq_check()
246  *	sil680_init_chip		-	chip setup
261 			      pdev->revision ? 1 : 255);  in sil680_init_chip()
268 	dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",  in sil680_init_chip()
296 	dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",  in sil680_init_chip()
348 	ata_print_version_once(&pdev->dev, DRV_VERSION);  in sil680_init_one()
359 			return -ENODEV;  in sil680_init_one()
373 	host = ata_host_alloc_pinfo(&pdev->dev, ppi, 2);  in sil680_init_one()
375 		return -ENOMEM;  in sil680_init_one()
376 	host->iomap = pcim_iomap_table(pdev);  in sil680_init_one()
379 	rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);  in sil680_init_one()
385 	mmio_base = host->iomap[SIL680_MMIO_BAR];  in sil680_init_one()
386 	host->ports[0]->ioaddr.bmdma_addr = mmio_base + 0x00;  in sil680_init_one()
387 	host->ports[0]->ioaddr.cmd_addr = mmio_base + 0x80;  in sil680_init_one()
388 	host->ports[0]->ioaddr.ctl_addr = mmio_base + 0x8a;  in sil680_init_one()
389 	host->ports[0]->ioaddr.altstatus_addr = mmio_base + 0x8a;  in sil680_init_one()
390 	ata_sff_std_ports(&host->ports[0]->ioaddr);  in sil680_init_one()
391 	host->ports[1]->ioaddr.bmdma_addr = mmio_base + 0x08;  in sil680_init_one()
392 	host->ports[1]->ioaddr.cmd_addr = mmio_base + 0xc0;  in sil680_init_one()
393 	host->ports[1]->ioaddr.ctl_addr = mmio_base + 0xca;  in sil680_init_one()
394 	host->ports[1]->ioaddr.altstatus_addr = mmio_base + 0xca;  in sil680_init_one()
395 	ata_sff_std_ports(&host->ports[1]->ioaddr);  in sil680_init_one()
398 	return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt,  in sil680_init_one()
440 MODULE_DESCRIPTION("low-level driver for SI680 PATA");