1/*	$NetBSD: ixp425.c,v 1.14 2011/05/17 17:34:48 dyoung Exp $ */
2
3/*
4 * Copyright (c) 2003
5 *	Ichiro FUKUHARA <ichiro@ichiro.org>.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include "pci.h"
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: ixp425.c,v 1.14 2011/05/17 17:34:48 dyoung Exp $");
34
35#include <sys/param.h>
36#include <sys/systm.h>
37#include <sys/device.h>
38#include <uvm/uvm.h>
39
40#include <sys/bus.h>
41
42#include <arm/xscale/ixp425reg.h>
43#include <arm/xscale/ixp425var.h>
44
45struct	ixp425_softc *ixp425_softc;
46
47void
48ixp425_attach(struct ixp425_softc *sc)
49{
50#if NPCI > 0
51	struct pcibus_attach_args pba;
52#endif
53
54	sc->sc_iot = &ixp425_bs_tag;
55
56	ixp425_softc = sc;
57
58	printf("\n");
59
60	/*
61	 * Mapping for GPIO Registers
62	 */
63	if (bus_space_map(sc->sc_iot, IXP425_GPIO_HWBASE, IXP425_GPIO_SIZE,
64			  0, &sc->sc_gpio_ioh))
65		panic("%s: unable to map GPIO registers", sc->sc_dev.dv_xname);
66
67	if (bus_space_map(sc->sc_iot, IXP425_EXP_HWBASE, IXP425_EXP_SIZE,
68			  0, &sc->sc_exp_ioh))
69		panic("%s: unable to map Expansion Bus registers",
70		    sc->sc_dev.dv_xname);
71
72#if NPCI > 0
73	/*
74	 * Mapping for PCI CSR
75	 */
76	if (bus_space_map(sc->sc_iot, IXP425_PCI_HWBASE, IXP425_PCI_SIZE,
77			  0, &sc->sc_pci_ioh))
78		panic("%s: unable to map PCI registers", sc->sc_dev.dv_xname);
79
80	/*
81	 * Invoke the board-specific PCI initialization code
82	 */
83	ixp425_md_pci_init(sc);
84
85	/*
86	 * Generic initialization of the PCI chipset.
87	 */
88	ixp425_pci_init(sc);
89
90	/*
91	 * Initialize the DMA tags.
92	 */
93	ixp425_pci_dma_init(sc);
94
95	/*
96	 * Attach the PCI bus.
97	 */
98	pba.pba_pc = &sc->ia_pci_chipset;
99	pba.pba_iot = &sc->sc_pci_iot;
100	pba.pba_memt = &sc->sc_pci_memt;
101	pba.pba_dmat = &sc->ia_pci_dmat;
102	pba.pba_bus = 0;	/* bus number = 0 */
103	pba.pba_bridgetag = NULL;
104	pba.pba_intrswiz = 0;	/* XXX */
105	pba.pba_intrtag = 0;
106	pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY |
107			PCI_FLAGS_MRL_OKAY   | PCI_FLAGS_MRM_OKAY |
108			PCI_FLAGS_MWI_OKAY;
109	(void) config_found_ia(&sc->sc_dev, "pcibus", &pba, pcibusprint);
110#endif
111}
112