1/*	$NetBSD: gdium_bus_mem.c,v 1.1 2009/08/06 00:50:26 matt Exp $	*/
2
3/*-
4 * Copyright (c) 2001 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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32/*
33 * Platform-specific PCI bus memory support for the Gdium Liberty 1000.
34 */
35
36#include <sys/cdefs.h>
37__KERNEL_RCSID(0, "$NetBSD: gdium_bus_mem.c,v 1.1 2009/08/06 00:50:26 matt Exp $");
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/malloc.h>
42#include <sys/syslog.h>
43#include <sys/device.h>
44
45#include <uvm/uvm_extern.h>
46
47#include <machine/locore.h>
48
49#include <mips/bonito/bonitoreg.h>
50
51#include <sys/bus.h>
52
53#include <evbmips/loongson/loongson_bus_defs.h>
54
55#define	CHIP			bonito
56#define	CHIP_MEM		/* defined */
57
58#define	CHIP_EX_MALLOC_SAFE(v)	(ex_mallocsafe)
59#define	CHIP_MEM_EXTENT(v)	(loongson_mem_ex)
60
61/*
62 * There are actually 3 PCILO memory windows, but PMON configures them
63 * so that they map PCI memory space contiguously.
64 */
65
66/* MEM region 1 */
67#define	CHIP_W1_BUS_START(v)	0x00000000UL
68#define	CHIP_W1_BUS_END(v)	0x0bffffffUL
69#define	CHIP_W1_SYS_START(v)	((u_long)BONITO_PCILO_BASE)
70#define	CHIP_W1_SYS_END(v)	((u_long)BONITO_PCILO_BASE + 0x0bffffffUL)
71
72#ifdef _LP64 /* XXX per-cpu type ! */
73/* MEM region 2 */
74#define	CHIP_W2_BUS_START(v)	0x20000000UL
75#define	CHIP_W2_BUS_END(v)	0x7fffffffUL
76#if 1
77#define	CHIP_W2_SYS_START(v)	((u_long)BONITO_PCIHI_BASE)
78#define	CHIP_W2_SYS_END(v)	((u_long)BONITO_PCIHI_BASE + 0xe0000000UL)
79#else
80#define	CHIP_W2_SYS_START(v)	((u_long)0)
81#define	CHIP_W2_SYS_END(v)	((u_long)BONITO_PCIHI_BASE + 0xe0000000UL)
82#endif
83#endif
84
85#include <mips/mips/bus_space_alignstride_chipdep.c>
86