xref: /netbsd-src/sys/dev/pci/pcivar.h (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
1 /*	$NetBSD: pcivar.h,v 1.3 1994/11/04 09:42:23 mycroft Exp $	*/
2 
3 /*
4  * Copyright (c) 1994 Charles Hannum.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by Charles Hannum.
17  * 4. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Definitions for PCI autoconfiguration.
34  *
35  * This file describes types and functions which are used for PCI
36  * configuration.  Some of this information is machine-specific, and is
37  * separated into pci_machdep.h.
38  */
39 
40 #include <i386/pci/pci_machdep.h>
41 
42 struct pci_attach_args {
43 	int pa_bus;
44 	int pa_device;
45 	pcitag_t pa_tag;
46 	pcireg_t pa_id, pa_class;
47 };
48 
49 pcitag_t pci_make_tag __P((int, int, int));
50 pcireg_t pci_conf_read __P((pcitag_t, int));
51 void pci_conf_write __P((pcitag_t, int, pcireg_t));
52 int pci_map_mem __P((pcitag_t, int, vm_offset_t *, vm_offset_t *));
53 int pci_map_int __P((pcitag_t, struct intrhand *));
54