lib/libpci/pci.h

   1 /*      $NetBSD: pci.h,v 1.2 2004/04/24 09:56:36 kleink Exp $   */
   2
   3 /*
   4  * Copyright 2001 Wasabi Systems, Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Jason R. Thorpe for Wasabi Systems, Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed for the NetBSD Project by
  20  *      Wasabi Systems, Inc.
  21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
  29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #ifndef _PCI_H_
  39 #define _PCI_H_
  40
  41 /*
  42  * Interface to the PCI bus for user programs.
  43  */
  44
  45 typedef uint32_t pcireg_t;      /* XXX */
  46
  47 /* pci_bus.c */
  48 int     pcibus_conf_read(int, u_int, u_int, u_int, u_int, pcireg_t *);
  49 int     pcibus_conf_write(int, u_int, u_int, u_int, u_int, pcireg_t);
  50
  51 /* pci_device.c */
  52 int     pcidev_conf_read(int, u_int, pcireg_t *);
  53 int     pcidev_conf_write(int, u_int, pcireg_t);
  54
  55 /* pci_subr.c */
  56 const char *pci_findvendor(pcireg_t);
  57 const char *pci_findproduct(pcireg_t);
  58 void    pci_devinfo(pcireg_t, pcireg_t, int, char *, size_t);
  59 void    pci_conf_print(int, u_int, u_int, u_int);
  60
  61 #endif /* _PCI_H_ */