| /* |
| * Contains common pci routines for ALL ppc platform |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| */ |
| |
| #undef DEBUG |
| |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/string.h> |
| #include <linux/init.h> |
| #include <linux/bootmem.h> |
| #include <linux/mm.h> |
| #include <linux/list.h> |
| #include <linux/syscalls.h> |
| #include <linux/irq.h> |
| #include <linux/vmalloc.h> |
| |
| #include <asm/processor.h> |
| #include <asm/io.h> |
| #include <asm/prom.h> |
| #include <asm/pci-bridge.h> |
| #include <asm/byteorder.h> |
| #include <asm/machdep.h> |
| #include <asm/ppc-pci.h> |
| #include <asm/firmware.h> |
| |
| #ifdef DEBUG |
| #include <asm/udbg.h> |
| #define DBG(fmt...) printk(fmt) |
| #else |
| #define DBG(fmt...) |
| #endif |
| |
| /* |
| * Return the domain number for this bus. |
| */ |
| int pci_domain_nr(struct pci_bus *bus) |
| { |
| if (firmware_has_feature(FW_FEATURE_ISERIES)) |
| return 0; |
| else { |
| struct pci_controller *hose = pci_bus_to_host(bus); |
| |
| return hose->global_number; |
| } |
| } |
| |
| EXPORT_SYMBOL(pci_domain_nr); |