pci_private.h revision 113544 
1/*
2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
3 * Copyright (c) 2000, Michael Smith <msmith@freebsd.org>
4 * Copyright (c) 2000, BSDi
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice unmodified, this list of conditions, and the following
12 *    disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: head/sys/dev/pci/pci_private.h 113544 2003-04-16 03:15:08Z mdodd $
29 *
30 */
31
32#ifndef _PCI_PRIVATE_H_
33#define _PCI_PRIVATE_H_
34
35/*
36 * Export definitions of the pci bus so that we can more easily share
37 * it with "subclass" busses.  A more generic subclassing mechanism would
38 * be nice, but is not present in the tree at this time.
39 */
40extern devclass_t pci_devclass;
41
42void		pci_add_children(device_t dev, int busno, size_t dinfo_size);
43void		pci_add_child(device_t bus, struct pci_devinfo *dinfo);
44int		pci_print_child(device_t dev, device_t child);
45void		pci_probe_nomatch(device_t dev, device_t child);
46int		pci_read_ivar(device_t dev, device_t child, int which,
47		    uintptr_t *result);
48int		pci_write_ivar(device_t dev, device_t child, int which,
49		    uintptr_t value);
50int		pci_set_powerstate_method(device_t dev, device_t child,
51		    int state);
52int		pci_get_powerstate_method(device_t dev, device_t child);
53u_int32_t	pci_read_config_method(device_t dev, device_t child,
54		    int reg, int width);
55void		pci_write_config_method(device_t dev, device_t child,
56		    int reg, u_int32_t val, int width);
57int		pci_enable_busmaster_method(device_t dev, device_t child);
58int		pci_disable_busmaster_method(device_t dev, device_t child);
59int		pci_enable_io_method(device_t dev, device_t child, int space);
60int		pci_disable_io_method(device_t dev, device_t child, int space);
61struct resource	*pci_alloc_resource(device_t dev, device_t child,
62		    int type, int *rid, u_long start, u_long end, u_long count,
63		    u_int flags);
64void		pci_delete_resource(device_t dev, device_t child,
65		    int type, int rid);
66struct resource_list *pci_get_resource_list (device_t dev, device_t child);
67struct pci_devinfo *pci_read_device(device_t pcib, int b, int s, int f,
68		    size_t size);
69void		pci_print_verbose(struct pci_devinfo *dinfo);
70int		pci_freecfg(struct pci_devinfo *dinfo);
71int		pci_child_location_str_method(device_t cbdev, device_t child,
72		    char *buf, size_t buflen);
73int		pci_child_pnpinfo_str_method(device_t cbdev, device_t child,
74		    char *buf, size_t buflen);
75#endif /* _PCI_PRIVATE_H_ */
76