xref: /freebsd/sys/dev/pci/pci_private.h (revision ee2ea5ceafed78a5bd9810beb9e3ca927180c226)
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  * $FreeBSD$
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  */
40 int		pci_print_child(device_t dev, device_t child);
41 void		pci_probe_nomatch(device_t dev, device_t child);
42 int		pci_read_ivar(device_t dev, device_t child, int which,
43 		    uintptr_t *result);
44 int		pci_write_ivar(device_t dev, device_t child, int which,
45 		    uintptr_t value);
46 int		pci_set_powerstate_method(device_t dev, device_t child,
47 		    int state);
48 int		pci_get_powerstate_method(device_t dev, device_t child);
49 u_int32_t	pci_read_config_method(device_t dev, device_t child,
50 		    int reg, int width);
51 void		pci_write_config_method(device_t dev, device_t child,
52 		    int reg, u_int32_t val, int width);
53 void		pci_enable_busmaster_method(device_t dev, device_t child);
54 void		pci_disable_busmaster_method(device_t dev, device_t child);
55 void		pci_enable_io_method(device_t dev, device_t child, int space);
56 void		pci_disable_io_method(device_t dev, device_t child, int space);
57 struct resource	*pci_alloc_resource(device_t dev, device_t child,
58 		    int type, int *rid, u_long start, u_long end, u_long count,
59 		    u_int flags);
60 void		pci_delete_resource(device_t dev, device_t child,
61 		    int type, int rid);
62 struct resource_list *pci_get_resource_list (device_t dev, device_t child);
63 struct pci_devinfo *pci_read_device(device_t pcib, int b, int s, int f,
64 		    size_t size);
65 void		pci_print_verbose(struct pci_devinfo *dinfo);
66 int		pci_freecfg(struct pci_devinfo *dinfo);
67 
68 #endif /* _PCI_PRIVATE_H_ */
69