summaryrefslogtreecommitdiff
path: root/sys/arch/algor/dev/vtpbc_mainbus.c
blob: b061e2d6f13c29b250b8deb2045614c22e6c544a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/*	$NetBSD: vtpbc_mainbus.c,v 1.21 2021/08/07 16:18:40 thorpej Exp $	*/

/*-
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Jason R. Thorpe.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vtpbc_mainbus.c,v 1.21 2021/08/07 16:18:40 thorpej Exp $");

#include "opt_algor_p4032.h"
#include "opt_algor_p5064.h"

#include <sys/param.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/reboot.h>
#include <sys/systm.h>

#include <algor/autoconf.h>

#include <algor/pci/vtpbcvar.h>

#ifdef ALGOR_P4032
#include <algor/algor/algor_p4032var.h>
#endif

#ifdef ALGOR_P5064
#include <algor/algor/algor_p5064var.h>
#endif
 
struct vtpbc_softc {
	struct vtpbc_config *sc_vtpbc;
};

int	vtpbc_mainbus_match(device_t, cfdata_t, void *);
void	vtpbc_mainbus_attach(device_t, device_t, void *);

CFATTACH_DECL_NEW(vtpbc_mainbus, sizeof(struct vtpbc_softc),
    vtpbc_mainbus_match, vtpbc_mainbus_attach, NULL, NULL);
extern struct cfdriver vtpbc_cd;

int
vtpbc_mainbus_match(device_t parent, cfdata_t cf, void *aux)
{
	struct mainbus_attach_args *ma = aux;

	if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0)
		return (1);

	return (0);
}

void
vtpbc_mainbus_attach(device_t parent, device_t self, void *aux)
{
	struct vtpbc_softc *sc = device_private(self);
	struct pcibus_attach_args pba;
	struct vtpbc_config *vt;

	/*
	 * There is only one PCI controller on an Algorithmics board.
	 */
	vt = &vtpbc_configuration;
	sc->sc_vtpbc = vt;

	if (vt->vt_rev < vtpbc_nrevs)
		printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]);
	else
		printf(": V3 V962, unknown revision %d\n", vt->vt_rev);

	printf("%s: PCI memory space base: 0x%08lx\n", device_xname(self),
	    (u_long) vt->vt_pci_membase);
	printf("%s: PCI DMA window base: 0x%08lx\n", device_xname(self),
	    (u_long) vt->vt_dma_winbase);

	pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY;
	pba.pba_bus = 0;
	pba.pba_bridgetag = NULL;

	if (vt->vt_pci_iobase == (bus_addr_t) -1)
		pba.pba_flags &= ~PCI_FLAGS_IO_OKAY;

#if defined(ALGOR_P4032)
	    {
		struct p4032_config *acp = &p4032_configuration;

		pba.pba_iot = &acp->ac_iot;
		pba.pba_memt = &acp->ac_memt;
		pba.pba_dmat = &acp->ac_pci_dmat;
		pba.pba_dmat64 = NULL;
		pba.pba_pc = &acp->ac_pc;
	    }
#elif defined(ALGOR_P5064)
	    {
		struct p5064_config *acp = &p5064_configuration;

		pba.pba_iot = &acp->ac_iot;
		pba.pba_memt = &acp->ac_memt;
		pba.pba_dmat = &acp->ac_pci_dmat;
		pba.pba_dmat64 = NULL;
		pba.pba_pc = &acp->ac_pc;
	    }
#endif /* ALGOR_P4032 || ALGOR_P5064 */

	config_found(self, &pba, pcibusprint, CFARGS_NONE);
}