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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
/* $OpenBSD: dpt_eisa.c,v 1.2 2002/03/14 01:26:53 millert Exp $ */
/* $NetBSD: dpt_eisa.c,v 1.2 1999/10/18 21:59:19 ad Exp $ */
/*
* Copyright (c) 1999 Andy Doran <ad@NetBSD.org>
* 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.
* 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 AUTHOR 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 AUTHOR 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.
*
*/
/*
* EISA front-end for DPT EATA SCSI driver.
*/
#include <sys/cdefs.h>
#ifdef __NetBSD__
__KERNEL_RCSID(0, "$NetBSD: dpt_eisa.c,v 1.2 1999/10/18 21:59:19 ad Exp $");
#endif /* __NetBSD__ */
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#ifdef __NetBSD__
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#endif /* __OpenBSD__ */
#include <dev/eisa/eisavar.h>
#include <dev/eisa/eisadevs.h>
#include <dev/ic/dptreg.h>
#include <dev/ic/dptvar.h>
#define DPT_EISA_SLOT_OFFSET 0x0c00
#define DPT_EISA_IOSIZE 0x0100
#define DPT_EISA_IOCONF 0x90
#define DPT_EISA_EATA_REG_OFFSET 0x88
int dpt_eisa_irq(bus_space_tag_t, bus_space_handle_t, int *);
#ifdef __NetBSD__
int dpt_eisa_match(struct device *, struct cfdata *, void *);
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
int dpt_eisa_match(struct device *, void *, void *);
#endif /* __OpenBSD__ */
void dpt_eisa_attach(struct device *, struct device *, void *);
struct cfattach dpt_eisa_ca = {
sizeof(struct dpt_softc), dpt_eisa_match, dpt_eisa_attach
};
const char *dpt_eisa_boards[] = {
"DPT2402",
"DPTA401",
"DPTA402",
"DPTA410",
"DPTA411",
"DPTA412",
"DPTA420",
"DPTA501",
"DPTA502",
"DPTA701",
"DPTBC01",
"NEC8200", /* OEM */
"ATT2408", /* OEM */
NULL
};
int
dpt_eisa_irq(iot, ioh, irq)
bus_space_tag_t iot;
bus_space_handle_t ioh;
int *irq;
{
switch (bus_space_read_1(iot, ioh, DPT_EISA_IOCONF) & 0x38) {
case 0x08:
*irq = 11;
break;
case 0x10:
*irq = 15;
break;
case 0x20:
*irq = 14;
break;
default:
return (-1);
}
return (0);
}
int
dpt_eisa_match(parent, match, aux)
struct device *parent;
#ifdef __NetBSD__
struct cfdata *match;
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
void *match;
#endif /* __OpenBSD__ */
void *aux;
{
struct eisa_attach_args *ea;
int i;
ea = aux;
for (i = 0; dpt_eisa_boards[i] != NULL; i++)
if (strcmp(ea->ea_idstring, dpt_eisa_boards[i]) == 0)
break;
return (dpt_eisa_boards[i] != NULL);
}
void
dpt_eisa_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct eisa_attach_args *ea;
bus_space_handle_t ioh;
eisa_chipset_tag_t ec;
eisa_intr_handle_t ih;
struct dpt_softc *sc;
bus_space_tag_t iot;
const char *intrstr;
int irq;
ea = aux;
sc = (struct dpt_softc *)self;
iot = ea->ea_iot;
ec = ea->ea_ec;
printf(": ");
if (bus_space_map(iot, EISA_SLOT_ADDR(ea->ea_slot) +
DPT_EISA_SLOT_OFFSET, DPT_EISA_IOSIZE, 0, &ioh)) {
printf("can't map i/o space\n");
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = ea->ea_dmat;
/* Map and establish the interrupt. */
if (dpt_eisa_irq(iot, ioh, &irq)) {
printf("HBA on invalid IRQ (%d)\n", irq);
return;
}
if (eisa_intr_map(ec, irq, &ih)) {
printf("can't map interrupt (%d)\n", irq);
return;
}
intrstr = eisa_intr_string(ec, ih);
#ifdef __NetBSD__
sc->sc_ih = eisa_intr_establish(ec, ih, IST_LEVEL, IPL_BIO,
dpt_intr, sc);
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
sc->sc_ih = eisa_intr_establish(ec, ih, IST_LEVEL, IPL_BIO,
dpt_intr, sc, sc->sc_dv.dv_xname);
#endif /* __OpenBSD__ */
if (sc->sc_ih == NULL) {
printf("can't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
return;
}
/* Read the EATA configuration */
if (dpt_readcfg(sc)) {
printf("%s: readcfg failed - see dpt(4)\n",
sc->sc_dv.dv_xname);
return;
}
/* Now attach to the bus-independant code */
dpt_init(sc, intrstr);
}
|
