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authorjkim <jkim@FreeBSD.org>2010-10-13 16:30:41 +0000
committerjkim <jkim@FreeBSD.org>2010-10-13 16:30:41 +0000
commitc60347528d6983d341039f9596f1988e833a16b7 (patch)
treeb85db60716de6fe870533a9c381f95b8c8d7b654 /sys/dev/acpica/Osd
parented92bd409f719797bab6d2ed5cde481b5a268bf1 (diff)
downloadFreeBSD-src-c60347528d6983d341039f9596f1988e833a16b7.zip
FreeBSD-src-c60347528d6983d341039f9596f1988e833a16b7.tar.gz
Remove acpi_bus_number() completely. It had to be removed in r212761.
Pointed out by: jhb
Diffstat (limited to 'sys/dev/acpica/Osd')
-rw-r--r--sys/dev/acpica/Osd/OsdHardware.c55
1 files changed, 0 insertions, 55 deletions
diff --git a/sys/dev/acpica/Osd/OsdHardware.c b/sys/dev/acpica/Osd/OsdHardware.c
index c8cc76e..e645196 100644
--- a/sys/dev/acpica/Osd/OsdHardware.c
+++ b/sys/dev/acpica/Osd/OsdHardware.c
@@ -122,58 +122,3 @@ AcpiOsWritePciConfiguration (ACPI_PCI_ID *PciId, UINT32 Register,
return (AE_OK);
}
-
-/*
- * Depth-first recursive case for finding the bus, given the slot/function.
- */
-static int __unused
-acpi_bus_number(ACPI_HANDLE root, ACPI_HANDLE curr, ACPI_PCI_ID *PciId)
-{
- ACPI_HANDLE parent;
- ACPI_STATUS status;
- ACPI_OBJECT_TYPE type;
- UINT32 adr;
- int bus, slot, func, class, subclass, header;
-
- /* Try to get the _BBN object of the root, otherwise assume it is 0. */
- bus = 0;
- if (root == curr) {
- status = acpi_GetInteger(root, "_BBN", &bus);
- if (ACPI_FAILURE(status) && bootverbose)
- printf("acpi_bus_number: root bus has no _BBN, assuming 0\n");
- return (bus);
- }
- status = AcpiGetParent(curr, &parent);
- if (ACPI_FAILURE(status))
- return (bus);
-
- /* First, recurse up the tree until we find the host bus. */
- bus = acpi_bus_number(root, parent, PciId);
-
- /* Validate parent bus device type. */
- if (ACPI_FAILURE(AcpiGetType(parent, &type)) || type != ACPI_TYPE_DEVICE) {
- printf("acpi_bus_number: not a device, type %d\n", type);
- return (bus);
- }
-
- /* Get the parent's slot and function. */
- status = acpi_GetInteger(parent, "_ADR", &adr);
- if (ACPI_FAILURE(status))
- return (bus);
- slot = ACPI_HIWORD(adr);
- func = ACPI_LOWORD(adr);
-
- /* Is this a PCI-PCI or Cardbus-PCI bridge? */
- class = pci_cfgregread(bus, slot, func, PCIR_CLASS, 1);
- if (class != PCIC_BRIDGE)
- return (bus);
- subclass = pci_cfgregread(bus, slot, func, PCIR_SUBCLASS, 1);
-
- /* Find the header type, masking off the multifunction bit. */
- header = pci_cfgregread(bus, slot, func, PCIR_HDRTYPE, 1) & PCIM_HDRTYPE;
- if (header == PCIM_HDRTYPE_BRIDGE && subclass == PCIS_BRIDGE_PCI)
- bus = pci_cfgregread(bus, slot, func, PCIR_SECBUS_1, 1);
- else if (header == PCIM_HDRTYPE_CARDBUS && subclass == PCIS_BRIDGE_CARDBUS)
- bus = pci_cfgregread(bus, slot, func, PCIR_SECBUS_2, 1);
- return (bus);
-}
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