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
133
134
135
136
137
138
139
|
/* $OpenBSD: iha_pci.c,v 1.2 2001/03/29 23:53:38 krw Exp $ */
/*
* Initio INI-9xxxU/UW SCSI Device Driver
*
* Copyright (c) 2000 Ken Westerback
* All rights reserved.
*
* 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,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR OR HIS RELATIVES 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 MIND, 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.
*
*-------------------------------------------------------------------------
*
* Ported from i91u.c, provided by Initio Corporation, which credits:
*
* Device driver for the INI-9XXXU/UW or INIC-940/950 PCI SCSI Controller.
*
* FreeBSD
*
* Written for 386bsd and FreeBSD by
* Winston Hung <winstonh@initio.com>
*
* Copyright (c) 1997-99 Initio Corp. All rights reserved.
*
*-------------------------------------------------------------------------
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/ic/iha.h>
static int iha_pci_probe __P((struct device *, void *, void *));
static void iha_pci_attach __P((struct device *, struct device *, void *));
struct cfattach iha_pci_ca = {
sizeof(struct iha_softc), iha_pci_probe, iha_pci_attach
};
static int
iha_pci_probe(parent, match, aux)
struct device *parent;
void *match;
void *aux;
{
struct pci_attach_args *pa = aux;
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INITIO)
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_INITIO_INIC940:
case PCI_PRODUCT_INITIO_INIC950:
return (1);
}
return (0);
}
static void
iha_pci_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
struct pci_attach_args *pa = aux;
bus_space_handle_t ioh;
pci_intr_handle_t ih;
struct iha_softc *sc = (void *)self;
bus_space_tag_t iot;
const char *intrstr;
pcireg_t command;
int ioh_valid;
command = pci_conf_read(pa->pa_pc,pa->pa_tag,PCI_COMMAND_STATUS_REG);
command |= PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_PARITY_ENABLE;
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command);
/*
* XXX - Tried memory mapping (using code from adw and ahc)
* rather that IO mapping, but it didn't work at all..
*/
ioh_valid = pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0,
&iot, &ioh, NULL, NULL);
if (ioh_valid != 0) {
printf("%s: unable to map registers\n", sc->sc_dev.dv_xname);
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin,
pa->pa_intrline, &ih)) {
printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
return;
}
intrstr = pci_intr_string(pa->pa_pc, ih);
sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, iha_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_ih == NULL) {
printf(": couldn't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
} else {
if (intrstr != NULL)
printf(": %s\n", intrstr);
if (iha_init_tulip(sc) == 0)
config_found(&sc->sc_dev, &sc->sc_link, scsiprint);
}
}
|
