arch/x86/include/sys/pci_cfgspace.h

   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 #pragma ident   "%Z%%M% %I%     %E% SMI"
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 extern void pci_cfgspace_init(void);
  39
  40 /*
  41  * These used to be set by, and live in, pci_autoconfig; now they are set
  42  * by pci_cfgspace_init(), and live in the base kernel.
  43  */
  44
  45 extern uint8_t (*pci_getb_func)(int bus, int dev, int func, int reg);
  46 extern uint16_t (*pci_getw_func)(int bus, int dev, int func, int reg);
  47 extern uint32_t (*pci_getl_func)(int bus, int dev, int func, int reg);
  48 extern void (*pci_putb_func)(int bus, int dev, int func, int reg, uint8_t val);
  49 extern void (*pci_putw_func)(int bus, int dev, int func, int reg, uint16_t val);
  50 extern void (*pci_putl_func)(int bus, int dev, int func, int reg, uint32_t val);
  51 #ifdef  __cplusplus
  52 }
  53 #endif
  54
  55 #endif  /* _SYS_PCI_CFGSPACE_H */