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
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
|
/* $OpenBSD: if_le.c,v 1.2 1997/05/29 00:04:32 niklas Exp $ */
/* $NetBSD: if_le.c,v 1.3 1996/10/13 03:34:53 christos Exp $ */
#define LEDEBUG 1 /* debug-level: 0 or 1 */
/* #define LE_CHIP_IS_POKEY /* does VS2000 need this ??? */
/*-
* Copyright (c) 1995 Charles M. Hannum. All rights reserved.
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell and Rick Macklem.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)if_le.c 8.2 (Berkeley) 11/16/93
*/
#include "bpfilter.h"
#include <sys/param.h>
#include <sys/syslog.h>
#include <sys/socket.h>
#include <sys/device.h>
#include <net/if.h>
#if INET
#include <netinet/in.h>
#include <netinet/if_ether.h>
#endif
/*
* This would be nice, but it's not yet there...
*
* #include <machine/autoconf.h>
*/
#include <machine/pte.h>
#include <machine/cpu.h>
#include <machine/mtpr.h>
#include <machine/uvax.h>
#include <machine/ka410.h>
#include <machine/vsbus.h>
#include <dev/ic/am7990reg.h>
#define LE_NEED_BUF_CONTIG
#include <dev/ic/am7990var.h>
#include <dev/tc/if_levar.h>
#define xdebug(x)
#ifdef LE_CHIP_IS_POKEY
/*
* access LANCE registers and double-check their contents
*/
#define wbflush() /* do nothing */
void lewritereg();
#define LERDWR(cntl, src, dst) { (dst) = (src); wbflush(); }
#define LEWREG(src, dst) lewritereg(&(dst), (src))
#endif
#define LE_IOSIZE 64*1024 /* 64K of real-mem are reserved and already */
extern void *le_iomem; /* mapped into virt-mem by cpu_steal_pages */
extern u_long le_ioaddr; /* le_iomem is virt, le_ioaddr is phys */
#define LE_SOFTC(unit) le_cd.cd_devs[unit]
#define LE_DELAY(x) DELAY(x)
int lematch __P((struct device *, void *, void *));
void leattach __P((struct device *, struct device *, void *));
int leintr __P((void *sc));
struct cfattach le_ca = {
sizeof(struct le_softc), lematch, leattach
};
integrate void
lewrcsr(sc, port, val)
struct le_softc *sc;
u_int16_t port, val;
{
struct lereg1 *ler1 = sc->sc_r1;
#ifdef LE_CHIP_IS_POKEY
LEWREG(port, ler1->ler1_rap);
LERDWR(port, val, ler1->ler1_rdp);
#else
ler1->ler1_rap = port;
ler1->ler1_rdp = val;
#endif
}
integrate u_int16_t
lerdcsr(sc, port)
struct le_softc *sc;
u_int16_t port;
{
struct lereg1 *ler1 = sc->sc_r1;
u_int16_t val;
#ifdef LE_CHIP_IS_POKEY
LEWREG(port, ler1->ler1_rap);
LERDWR(0, ler1->ler1_rdp, val);
#else
ler1->ler1_rap = port;
val = ler1->ler1_rdp;
#endif
return (val);
}
int
lematch(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct cfdata *cf = match;
struct confargs *ca = aux;
/*
* There could/should be more checks, but for now...
*/
if (strcmp(ca->ca_name, "le") &&
strcmp(ca->ca_name, "am7990") &&
strcmp(ca->ca_name, "AM7990"))
return (0);
return (1);
}
/*
*
*/
void
leattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
register struct le_softc *sc = (void *)self;
struct confargs *ca = aux;
u_char *cp; /* pointer to MAC address */
int i;
sc->sc_r1 = (void*)uvax_phys2virt(ca->ca_ioaddr);
sc->sc_am7990.sc_conf3 = 0;
sc->sc_am7990.sc_mem = le_iomem;
sc->sc_am7990.sc_addr = le_ioaddr;
sc->sc_am7990.sc_memsize = LE_IOSIZE;
xdebug(("leattach: mem=%x, addr=%x, size=%x (%d)\n",
sc->sc_am7990.sc_mem, sc->sc_am7990.sc_addr,
sc->sc_am7990.sc_memsize, sc->sc_am7990.sc_memsize));
sc->sc_am7990.sc_copytodesc = am7990_copytobuf_contig;
sc->sc_am7990.sc_copyfromdesc = am7990_copyfrombuf_contig;
sc->sc_am7990.sc_copytobuf = am7990_copytobuf_contig;
sc->sc_am7990.sc_copyfrombuf = am7990_copyfrombuf_contig;
sc->sc_am7990.sc_zerobuf = am7990_zerobuf_contig;
/*
* Get the ethernet address out of rom
*/
for (i = 0; i < sizeof(sc->sc_am7990.sc_arpcom.ac_enaddr); i++) {
int *eaddr = (void*)uvax_phys2virt(ca->ca_enaddr);
sc->sc_am7990.sc_arpcom.ac_enaddr[i] = (u_char)eaddr[i];
}
bcopy(self->dv_xname, sc->sc_am7990.sc_arpcom.ac_if.if_xname, IFNAMSIZ);
am7990_config(&sc->sc_am7990);
#ifdef LEDEBUG
sc->sc_am7990.sc_debug = LEDEBUG;
#endif
vsbus_intr_register(ca, am7990_intr, &sc->sc_am7990);
vsbus_intr_enable(ca);
}
integrate void
lehwinit(sc)
struct le_softc *sc;
{
}
#ifdef LE_CHIP_IS_POKEY
/*
* Write a lance register port, reading it back to ensure success. This seems
* to be necessary during initialization, since the chip appears to be a bit
* pokey sometimes.
*/
void
lewritereg(regptr, val)
register volatile u_short *regptr;
register u_short val;
{
register int i = 0;
while (*regptr != val) {
*regptr = val;
wbflush();
if (++i > 10000) {
printf("le: Reg did not settle (to x%x): x%x\n", val,
*regptr);
return;
}
DELAY(100);
}
}
#endif
|
