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Diffstat (limited to 'arch/ia64/sn/kernel/io_init.c')
-rw-r--r--arch/ia64/sn/kernel/io_init.c51
1 files changed, 19 insertions, 32 deletions
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index 1be65eb074ec..c15a41e2d1f2 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -150,7 +150,8 @@ void
sn_io_slot_fixup(struct pci_dev *dev)
{
int idx;
- unsigned long addr, end, size, start;
+ struct resource *res;
+ unsigned long addr, size;
struct pcidev_info *pcidev_info;
struct sn_irq_info *sn_irq_info;
int status;
@@ -175,55 +176,41 @@ sn_io_slot_fixup(struct pci_dev *dev)
/* Copy over PIO Mapped Addresses */
for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) {
-
- if (!pcidev_info->pdi_pio_mapped_addr[idx]) {
+ if (!pcidev_info->pdi_pio_mapped_addr[idx])
continue;
- }
- start = dev->resource[idx].start;
- end = dev->resource[idx].end;
- size = end - start;
- if (size == 0) {
+ res = &dev->resource[idx];
+
+ size = res->end - res->start;
+ if (size == 0)
continue;
- }
- addr = pcidev_info->pdi_pio_mapped_addr[idx];
- addr = ((addr << 4) >> 4) | __IA64_UNCACHED_OFFSET;
- dev->resource[idx].start = addr;
- dev->resource[idx].end = addr + size;
+
+ res->start = pcidev_info->pdi_pio_mapped_addr[idx];
+ res->end = addr + size;
/*
* if it's already in the device structure, remove it before
* inserting
*/
- if (dev->resource[idx].parent && dev->resource[idx].parent->child)
- release_resource(&dev->resource[idx]);
+ if (res->parent && res->parent->child)
+ release_resource(res);
- if (dev->resource[idx].flags & IORESOURCE_IO)
- insert_resource(&ioport_resource, &dev->resource[idx]);
+ if (res->flags & IORESOURCE_IO)
+ insert_resource(&ioport_resource, res);
else
- insert_resource(&iomem_resource, &dev->resource[idx]);
+ insert_resource(&iomem_resource, res);
/*
- * If ROM, set the actual ROM image size, and mark as
- * shadowed in PROM.
+ * If ROM, mark as shadowed in PROM.
*/
if (idx == PCI_ROM_RESOURCE) {
- size_t image_size;
- void __iomem *rom;
-
- rom = ioremap(pci_resource_start(dev, PCI_ROM_RESOURCE),
- size + 1);
- image_size = pci_get_rom_size(dev, rom, size + 1);
- dev->resource[PCI_ROM_RESOURCE].end =
- dev->resource[PCI_ROM_RESOURCE].start +
- image_size - 1;
- dev->resource[PCI_ROM_RESOURCE].flags |=
- IORESOURCE_ROM_BIOS_COPY;
+ pci_disable_rom(dev);
+ res->flags = IORESOURCE_MEM | IORESOURCE_ROM_SHADOW |
+ IORESOURCE_PCI_FIXED;
}
}
sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info);
}
-
EXPORT_SYMBOL(sn_io_slot_fixup);
/*