1/*	$NetBSD: vtpbc_mainbus.c,v 1.17 2011/07/01 18:31:31 dyoung 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#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: vtpbc_mainbus.c,v 1.17 2011/07/01 18:31:31 dyoung Exp $");
34
35#include "opt_algor_p4032.h"
36#include "opt_algor_p5064.h"
37
38#include <sys/param.h>
39#include <sys/bus.h>
40#include <sys/conf.h>
41#include <sys/device.h>
42#include <sys/reboot.h>
43#include <sys/systm.h>
44
45#include <algor/autoconf.h>
46
47#include <algor/pci/vtpbcvar.h>
48
49#ifdef ALGOR_P4032
50#include <algor/algor/algor_p4032var.h>
51#endif
52
53#ifdef ALGOR_P5064
54#include <algor/algor/algor_p5064var.h>
55#endif
56
57struct vtpbc_softc {
58	struct device sc_dev;
59	struct vtpbc_config *sc_vtpbc;
60};
61
62int	vtpbc_mainbus_match(struct device *, struct cfdata *, void *);
63void	vtpbc_mainbus_attach(struct device *, struct device *, void *);
64
65CFATTACH_DECL(vtpbc_mainbus, sizeof(struct vtpbc_softc),
66    vtpbc_mainbus_match, vtpbc_mainbus_attach, NULL, NULL);
67extern struct cfdriver vtpbc_cd;
68
69int
70vtpbc_mainbus_match(struct device *parent, struct cfdata *cf, void *aux)
71{
72	struct mainbus_attach_args *ma = aux;
73
74	if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0)
75		return (1);
76
77	return (0);
78}
79
80void
81vtpbc_mainbus_attach(struct device *parent, struct device *self, void *aux)
82{
83	struct vtpbc_softc *sc = (void *) self;
84	struct pcibus_attach_args pba;
85	struct vtpbc_config *vt;
86
87	/*
88	 * There is only one PCI controller on an Algorithmics board.
89	 */
90	vt = &vtpbc_configuration;
91	sc->sc_vtpbc = vt;
92
93	if (vt->vt_rev < vtpbc_nrevs)
94		printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]);
95	else
96		printf(": V3 V962, unknown revision %d\n", vt->vt_rev);
97
98	printf("%s: PCI memory space base: 0x%08lx\n", sc->sc_dev.dv_xname,
99	    (u_long) vt->vt_pci_membase);
100	printf("%s: PCI DMA window base: 0x%08lx\n", sc->sc_dev.dv_xname,
101	    (u_long) vt->vt_dma_winbase);
102
103	pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY;
104	pba.pba_bus = 0;
105	pba.pba_bridgetag = NULL;
106
107	if (vt->vt_pci_iobase == (bus_addr_t) -1)
108		pba.pba_flags &= ~PCI_FLAGS_IO_OKAY;
109
110#if defined(ALGOR_P4032)
111	    {
112		struct p4032_config *acp = &p4032_configuration;
113
114		pba.pba_iot = &acp->ac_iot;
115		pba.pba_memt = &acp->ac_memt;
116		pba.pba_dmat = &acp->ac_pci_dmat;
117		pba.pba_dmat64 = NULL;
118		pba.pba_pc = &acp->ac_pc;
119	    }
120#elif defined(ALGOR_P5064)
121	    {
122		struct p5064_config *acp = &p5064_configuration;
123
124		pba.pba_iot = &acp->ac_iot;
125		pba.pba_memt = &acp->ac_memt;
126		pba.pba_dmat = &acp->ac_pci_dmat;
127		pba.pba_dmat64 = NULL;
128		pba.pba_pc = &acp->ac_pc;
129	    }
130#endif /* ALGOR_P4032 || ALGOR_P5064 */
131
132	(void) config_found_ia(self, "pcibus", &pba, pcibusprint);
133}
134