patch-2.4.23 linux-2.4.23/arch/ia64/sn/io/machvec/pci.c
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- Lines: 92
- Date:
2003-11-28 10:26:19.000000000 -0800
- Orig file:
linux-2.4.22/arch/ia64/sn/io/machvec/pci.c
- Orig date:
2003-08-25 04:44:39.000000000 -0700
diff -urN linux-2.4.22/arch/ia64/sn/io/machvec/pci.c linux-2.4.23/arch/ia64/sn/io/machvec/pci.c
@@ -130,13 +130,6 @@
if ( dev == (struct pci_dev *)0 ) {
return PCIBIOS_DEVICE_NOT_FOUND;
}
- /*
- * if it's an IOC3 then we bail out, we special
- * case them with pci_fixup_ioc3
- */
- if (dev->vendor == PCI_VENDOR_ID_SGI &&
- dev->device == PCI_DEVICE_ID_SGI_IOC3 )
- return PCIBIOS_SUCCESSFUL;
device_vertex = devfn_to_vertex(dev->bus->number, dev->devfn);
if (!device_vertex) {
@@ -163,13 +156,6 @@
if ( dev == (struct pci_dev *)0 ) {
return PCIBIOS_DEVICE_NOT_FOUND;
}
- /*
- * if it's an IOC3 then we bail out, we special
- * case them with pci_fixup_ioc3
- */
- if (dev->vendor == PCI_VENDOR_ID_SGI &&
- dev->device == PCI_DEVICE_ID_SGI_IOC3)
- return PCIBIOS_SUCCESSFUL;
device_vertex = devfn_to_vertex(dev->bus->number, dev->devfn);
if (!device_vertex) {
@@ -196,13 +182,6 @@
if ( dev == (struct pci_dev *)0 ) {
return PCIBIOS_DEVICE_NOT_FOUND;
}
- /*
- * if it's an IOC3 then we bail out, we special
- * case them with pci_fixup_ioc3
- */
- if (dev->vendor == PCI_VENDOR_ID_SGI &&
- dev->device == PCI_DEVICE_ID_SGI_IOC3)
- return PCIBIOS_SUCCESSFUL;
device_vertex = devfn_to_vertex(dev->bus->number, dev->devfn);
if (!device_vertex) {
@@ -241,49 +220,8 @@
/* sn_io_infrastructure_init(); */
pci_root_ops = &snia64_pci_ops;
}
-
-void
-pci_fixup_ioc3(struct pci_dev *d)
-{
- int i;
- unsigned int size;
-
- /* IOC3 only decodes 0x20 bytes of the config space, reading
- * beyond that is relatively benign but writing beyond that
- * (especially the base address registers) will shut down the
- * pci bus...so avoid doing so.
- * NOTE: this means we can't program the intr_pin into the device,
- * currently we hack this with special code in
- * sgi_pci_intr_support()
- */
- DBG("pci_fixup_ioc3: Fixing base addresses for ioc3 device %s\n", d->slot_name);
-
- /* I happen to know from the spec that the ioc3 needs only 0xfffff
- * The standard pci trick of writing ~0 to the baddr and seeing
- * what comes back doesn't work with the ioc3
- */
- size = 0xfffff;
- d->resource[0].end = (unsigned long) d->resource[0].start + (unsigned long) size;
-
- /*
- * Zero out the resource structure .. because we did not go through
- * the normal PCI Infrastructure Init, garbbage are left in these
- * fileds.
- */
- for (i = 1; i <= PCI_ROM_RESOURCE; i++) {
- d->resource[i].start = 0UL;
- d->resource[i].end = 0UL;
- d->resource[i].flags = 0UL;
- }
-
- d->subsystem_vendor = 0;
- d->subsystem_device = 0;
-
-}
-
#else
void sn_pci_find_bios(void) {}
-void pci_fixup_ioc3(struct pci_dev *d) {}
struct list_head pci_root_buses;
struct list_head pci_root_buses;
struct list_head pci_devices;
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