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1/* $Id: pbm.h,v 1.3 1999/12/20 17:06:35 zaitcev Exp $
2 *
3 * pbm.h: PCI bus module pseudo driver software state
4 * Adopted from sparc64 by V. Roganov and G. Raiko
5 *
6 * Original header:
7 * pbm.h: U2P PCI bus module pseudo driver software state.
8 *
9 * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
10 *
11 * To put things into perspective, consider sparc64 with a few PCI controllers.
12 * Each type would have an own structure, with instances related one to one.
13 * We have only pcic on sparc, but we want to be compatible with sparc64 pbm.h.
14 * All three represent different abstractions.
15 * pci_bus - Linux PCI subsystem view of a PCI bus (including bridged buses)
16 * pbm - Arch-specific view of a PCI bus (sparc or sparc64)
17 * pcic - Chip-specific information for PCIC.
18 */
19
20#ifndef __SPARC_PBM_H
21#define __SPARC_PBM_H
22
23#include <linux/pci.h>
24#include <asm/oplib.h>
25
26struct linux_pbm_info {
27 int prom_node;
28 char prom_name[64];
29 /* struct linux_prom_pci_ranges pbm_ranges[PROMREG_MAX]; */
30 /* int num_pbm_ranges; */
31
32 /* Now things for the actual PCI bus probes. */
33 unsigned int pci_first_busno; /* Can it be nonzero? */
34 struct pci_bus *pci_bus; /* Was inline, MJ allocs now */
35};
36
37/* PCI devices which are not bridges have this placed in their pci_dev
38 * sysdata member. This makes OBP aware PCI device drivers easier to
39 * code.
40 */
41struct pcidev_cookie {
42 struct linux_pbm_info *pbm;
43 int prom_node;
44};
45
46#endif /* !(__SPARC_PBM_H) */