xref: /illumos-gate/usr/src/uts/intel/sys/pci_cfgspace.h (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  *
26  * Interfaces internal to the i86pc PCI nexus driver.
27  */
28 
29 #ifndef	_SYS_PCI_CFGSPACE_H
30 #define	_SYS_PCI_CFGSPACE_H
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 extern void pci_cfgspace_init(void);
37 
38 /*
39  * These used to be set by, and live in, pci_autoconfig; now they are set
40  * by pci_cfgspace_init(), and live in the base kernel.
41  */
42 
43 extern uint8_t (*pci_getb_func)(int bus, int dev, int func, int reg);
44 extern uint16_t (*pci_getw_func)(int bus, int dev, int func, int reg);
45 extern uint32_t (*pci_getl_func)(int bus, int dev, int func, int reg);
46 extern void (*pci_putb_func)(int bus, int dev, int func, int reg, uint8_t val);
47 extern void (*pci_putw_func)(int bus, int dev, int func, int reg, uint16_t val);
48 extern void (*pci_putl_func)(int bus, int dev, int func, int reg, uint32_t val);
49 #ifdef	__cplusplus
50 }
51 #endif
52 
53 #endif	/* _SYS_PCI_CFGSPACE_H */
54