2 * c 2001 PPC 64 Team, IBM Corp
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
9 #ifndef __PPC_KERNEL_PCI_H__
10 #define __PPC_KERNEL_PCI_H__
12 #include <linux/pci.h>
13 #include <asm/pci-bridge.h>
15 extern unsigned long isa_io_base;
17 extern struct pci_controller* pci_alloc_pci_controller(enum phb_types controller_type);
18 extern struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node);
20 extern struct pci_controller* hose_head;
21 extern struct pci_controller** hose_tail;
23 extern int global_phb_number;
25 /*******************************************************************
26 * Platform functions that are brand specific implementation.
27 *******************************************************************/
28 extern unsigned long find_and_init_phbs(void);
30 extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */
32 /*******************************************************************
33 * PCI device_node operations
34 *******************************************************************/
36 typedef void *(*traverse_func)(struct device_node *me, void *data);
37 void *traverse_pci_devices(struct device_node *start, traverse_func pre,
40 void pci_devs_phb_init(void);
41 void pci_fix_bus_sysdata(void);
42 struct device_node *fetch_dev_dn(struct pci_dev *dev);
44 #define PCI_GET_PHB_PTR(dev) (((struct device_node *)(dev)->sysdata)->phb)
46 /* PCI address cache management routines */
47 void pci_addr_cache_insert_device(struct pci_dev *dev);
48 void pci_addr_cache_remove_device(struct pci_dev *dev);
50 /* From pSeries_pci.h */
51 void init_pci_config_tokens (void);
52 unsigned long get_phb_buid (struct device_node *);
55 #endif /* __PPC_KERNEL_PCI_H__ */