freebsd-src/sys/i386/pci/pci.h
Stefan Eßer 799e5f277f Submitted by: Wolfgang Stanglmeier <wolf@dentaro.GUN.de>
New version with improved support for WIDE SCSI using the NCR 53c825.
Test for buggy secondary cache implementations.
PCI Int to IRQ mapping now specified per slot.
1994-09-28 16:34:13 +00:00

71 lines
2.3 KiB
C

/**************************************************************************
**
** $Id: pci.h,v 2.1 94/09/16 08:01:35 wolf Rel $
**
** #define for pci bus device drivers
**
** 386bsd / FreeBSD
**
**-------------------------------------------------------------------------
**
** Copyright (c) 1994 Wolfgang Stanglmeier. All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**
**-------------------------------------------------------------------------
*/
#ifndef __PCI_H__
#define __PCI_H__
/*
** main pci initialization function.
** called at boot time from autoconf.c
*/
void pci_configure(void);
/*
** pci configuration id
**
** is constructed from: bus, device & function numbers.
*/
typedef union {
u_long cfg1;
struct {
u_char enable;
u_char forward;
u_short port;
} cfg2;
} pcici_t;
/*
** Each pci device has an unique device id.
** It is used to find a matching driver.
*/
typedef u_long pcidi_t;
#endif /*__PCI_H__*/