1/*	$NetBSD: rbus_machdep.c,v 1.7 2011/06/18 06:44:26 matt Exp $	*/
2
3/*
4 * Copyright (c) 2003
5 *     KIYOHARA Takashi.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include <sys/cdefs.h>
29
30#include <sys/param.h>
31#include <sys/device.h>
32#include <sys/systm.h>
33#include <sys/extent.h>
34#include <sys/bus.h>
35
36
37#include <uvm/uvm_extern.h>
38
39#include <dev/pci/pcivar.h>
40#include <dev/pci/pcidevs.h>
41#include <dev/cardbus/rbus.h>
42
43#include <uvm/uvm_extern.h>
44
45#include "opt_pci.h"
46
47#ifndef PCI_NETBSD_CONFIGURE
48#error requird macro PCI_NETBSD_CONFIGURE
49#endif
50
51#ifdef RBUS_DEBUG
52# define DPRINTF printf
53#else
54# define DPRINTF while (0) printf
55#endif
56
57int
58md_space_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp)
59{
60	DPRINTF("md_space_map: 0x%x, 0x%x, 0x%x\n", t->pbs_base, bpa, size);
61
62	return bus_space_map(t, bpa, size, flags, bshp);
63}
64
65void
66md_space_unmap(bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t size, bus_addr_t *adrp)
67{
68	paddr_t pa;
69
70	DPRINTF("md_space_unmap: 0x%x 0x%x\n", t->pbs_base, bsh);
71
72	if (adrp != NULL) {
73        	pmap_extract(pmap_kernel(), bsh, &pa);
74		*adrp = pa - t->pbs_offset;
75	}
76	bus_space_unmap(t, bsh, size);
77}
78
79rbus_tag_t
80rbus_pccbb_parent_mem(struct pci_attach_args *pa)
81{
82	bus_space_tag_t bst = pa->pa_memt;
83
84	return rbus_new_root_share(bst, bst->pbs_extent, bst->pbs_base,
85	    bst->pbs_limit - bst->pbs_base, 0);
86}
87
88rbus_tag_t
89rbus_pccbb_parent_io(struct pci_attach_args *pa)
90{
91	bus_space_tag_t bst = pa->pa_iot;
92
93	return rbus_new_root_share(bst, bst->pbs_extent, bst->pbs_base,
94	    bst->pbs_limit - bst->pbs_base, 0);
95}
96