static void __init
sgiioc4_ide_setup_pci_device(struct pci_dev *dev, const char *name)
{
unsigned long base = 0, ctl = 0, dma_base = 0, irqport = 0;
ide_hwif_t *hwif = NULL;
int h = 0;
/* Get the CmdBlk and CtrlBlk Base Registers */
base = pci_resource_start(dev, 0) + IOC4_CMD_OFFSET;
ctl = pci_resource_start(dev, 0) + IOC4_CTRL_OFFSET;
irqport = pci_resource_start(dev, 0) + IOC4_INTR_OFFSET;
dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
for (h = 0; h < MAX_HWIFS; ++h) {
hwif = &ide_hwifs[h];
/* Find an empty HWIF */
if (hwif->chipset == ide_unknown)
break;
}
if (hwif->io_ports[IDE_DATA_OFFSET] != base) {
/* Initialize the IO registers */
sgiioc4_init_hwif_ports(&hwif->hw, base, ctl, irqport);
memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof (hwif->io_ports));
hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
}
hwif->chipset = ide_pci;
hwif->pci_dev = dev;
hwif->channel = 0; /* Single Channel chip */
hwif->hw.ack_intr = &sgiioc4_checkirq; /* MultiFunction Chip */
/* Initializing chipset IRQ Registers */
hwif->OUTL(0x03, irqport + IOC4_INTR_SET * 4);
(void) ide_init_sgiioc4(hwif);
if (dma_base)
ide_dma_sgiioc4(hwif, dma_base);
else
printk(KERN_INFO "%s: %s Bus-Master DMA disabled \n", hwif->name, name);
}
static int __devinit
sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
{
unsigned long base, ctl, dma_base, irqport;
ide_hwif_t *hwif;
int h;
/*
* Find an empty HWIF; if none available, return -ENOMEM.
*/
for (h = 0; h < MAX_HWIFS; ++h) {
hwif = &ide_hwifs[h];
if (hwif->chipset == ide_unknown)
break;
}
if (h == MAX_HWIFS) {
printk(KERN_ERR "%s: too many IDE interfaces, no room in table\n", d->name);
return -ENOMEM;
}
/* Get the CmdBlk and CtrlBlk Base Registers */
base = pci_resource_start(dev, 0) + IOC4_CMD_OFFSET;
ctl = pci_resource_start(dev, 0) + IOC4_CTRL_OFFSET;
irqport = pci_resource_start(dev, 0) + IOC4_INTR_OFFSET;
dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
if (!request_region(base, IOC4_CMD_CTL_BLK_SIZE, hwif->name)) {
printk(KERN_ERR
"%s : %s -- ERROR, Port Addresses "
"0x%p to 0x%p ALREADY in use\n",
__FUNCTION__, hwif->name, (void *) base,
(void *) base + IOC4_CMD_CTL_BLK_SIZE);
return -ENOMEM;
}
if (hwif->io_ports[IDE_DATA_OFFSET] != base) {
/* Initialize the IO registers */
sgiioc4_init_hwif_ports(&hwif->hw, base, ctl, irqport);
memcpy(hwif->io_ports, hwif->hw.io_ports,
sizeof (hwif->io_ports));
hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
}
hwif->irq = dev->irq;
hwif->chipset = ide_pci;
hwif->pci_dev = dev;
hwif->channel = 0; /* Single Channel chip */
hwif->cds = (struct ide_pci_device_s *) d;
hwif->gendev.parent = &dev->dev;/* setup proper ancestral information */
/* Initializing chipset IRQ Registers */
hwif->OUTL(0x03, irqport + IOC4_INTR_SET * 4);
ide_init_sgiioc4(hwif);
if (dma_base)
ide_dma_sgiioc4(hwif, dma_base);
else
printk(KERN_INFO "%s: %s Bus-Master DMA disabled\n",
hwif->name, d->name);
if (probe_hwif_init(hwif))
return -EIO;
/* Create /proc/ide entries */
create_proc_ide_interfaces();
return 0;
}
static int __devinit
sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
{
unsigned long cmd_base, dma_base, irqport;
unsigned long bar0, cmd_phys_base, ctl;
void __iomem *virt_base;
ide_hwif_t *hwif;
int h;
/*
* Find an empty HWIF; if none available, return -ENOMEM.
*/
for (h = 0; h < MAX_HWIFS; ++h) {
hwif = &ide_hwifs[h];
if (hwif->chipset == ide_unknown)
break;
}
if (h == MAX_HWIFS) {
printk(KERN_ERR "%s: too many IDE interfaces, no room in table\n", d->name);
return -ENOMEM;
}
/* Get the CmdBlk and CtrlBlk Base Registers */
bar0 = pci_resource_start(dev, 0);
virt_base = ioremap(bar0, pci_resource_len(dev, 0));
if (virt_base == NULL) {
printk(KERN_ERR "%s: Unable to remap BAR 0 address: 0x%lx\n",
d->name, bar0);
return -ENOMEM;
}
cmd_base = (unsigned long) virt_base + IOC4_CMD_OFFSET;
ctl = (unsigned long) virt_base + IOC4_CTRL_OFFSET;
irqport = (unsigned long) virt_base + IOC4_INTR_OFFSET;
dma_base = pci_resource_start(dev, 0) + IOC4_DMA_OFFSET;
cmd_phys_base = bar0 + IOC4_CMD_OFFSET;
if (!request_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE,
hwif->name)) {
printk(KERN_ERR
"%s : %s -- ERROR, Addresses "
"0x%p to 0x%p ALREADY in use\n",
__FUNCTION__, hwif->name, (void *) cmd_phys_base,
(void *) cmd_phys_base + IOC4_CMD_CTL_BLK_SIZE);
return -ENOMEM;
}
if (hwif->io_ports[IDE_DATA_OFFSET] != cmd_base) {
/* Initialize the IO registers */
sgiioc4_init_hwif_ports(&hwif->hw, cmd_base, ctl, irqport);
memcpy(hwif->io_ports, hwif->hw.io_ports,
sizeof (hwif->io_ports));
hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
}
hwif->irq = dev->irq;
hwif->chipset = ide_pci;
hwif->pci_dev = dev;
hwif->channel = 0; /* Single Channel chip */
hwif->cds = (struct ide_pci_device_s *) d;
hwif->gendev.parent = &dev->dev;/* setup proper ancestral information */
/* The IOC4 uses MMIO rather than Port IO. */
default_hwif_mmiops(hwif);
/* Initializing chipset IRQ Registers */
writel(0x03, (void __iomem *)(irqport + IOC4_INTR_SET * 4));
ide_init_sgiioc4(hwif);
if (dma_base)
ide_dma_sgiioc4(hwif, dma_base);
else
printk(KERN_INFO "%s: %s Bus-Master DMA disabled\n",
hwif->name, d->name);
if (probe_hwif_init(hwif))
return -EIO;
/* Create /proc/ide entries */
ide_proc_register_port(hwif);
return 0;
}
