irongate_bus_io.c revision 1.4 
1/* $NetBSD: irongate_bus_io.c,v 1.4 2000/06/29 08:58:47 mrg Exp $ */
2
3/*-
4 * Copyright (c) 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *	This product includes software developed by the NetBSD
21 *	Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 *    contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39#include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
40
41__KERNEL_RCSID(1, "$NetBSD: irongate_bus_io.c,v 1.4 2000/06/29 08:58:47 mrg Exp $");
42
43#include <sys/param.h>
44#include <sys/systm.h>
45#include <sys/malloc.h>
46#include <sys/syslog.h>
47#include <sys/device.h>
48
49#include <uvm/uvm_extern.h>
50
51#include <machine/bus.h>
52
53#include <alpha/pci/irongatereg.h>
54#include <alpha/pci/irongatevar.h>
55
56#define	CHIP		irongate
57
58#define	CHIP_EX_MALLOC_SAFE(v)	(((struct irongate_config *)(v))->ic_mallocsafe)
59#define	CHIP_IO_EXTENT(v)	(((struct irongate_config *)(v))->ic_io_ex)
60
61#define	CHIP_IO_SYS_START(v)	IRONGATE_IO_BASE
62
63/*
64 * AMD 751 core logic appears on EV6.  We require at least EV56
65 * support for the assembler to emit BWX opcodes.
66 */
67__asm(".arch ev6");
68
69#include <alpha/pci/pci_bwx_bus_io_chipdep.c>
70