Fix #include.
[dragonfly.git] / sys / dev / netif / snc / if_snc.c
1 /*
2  * Copyright (c) 1995, David Greenman
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice unmodified, this list of conditions, and the following
10  *    disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD: src/sys/dev/snc/if_snc.c,v 1.2.2.1 2000/10/21 03:30:03 nyan Exp $
28  * $DragonFly: src/sys/dev/netif/snc/Attic/if_snc.c,v 1.5 2005/02/19 15:47:44 swildner Exp $
29  */
30
31 /*
32  *      National Semiconductor  DP8393X SONIC Driver
33  *
34  *      This is the bus independent attachment on FreeBSD 4.x
35  *              written by Motomichi Matsuzaki <mzaki@e-mail.ne.jp>
36  */
37
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/sockio.h>
41 #include <sys/mbuf.h>
42 #include <sys/socket.h>
43 #include <sys/syslog.h>
44
45 #include <sys/linker_set.h>
46 #include <sys/module.h>
47 #include <sys/bus.h>
48 #include <machine/bus.h>
49 #include <sys/rman.h>
50 #include <machine/resource.h>
51
52 #include <net/ethernet.h>
53 #include <net/if.h>
54 #include <net/if_arp.h>
55 #include <net/if_media.h>
56 #include <net/if_dl.h>
57 #include <net/if_mib.h>
58
59 #include <net/bpf.h>
60 #include "opt_bdg.h"
61 #ifdef BRIDGE
62 #include <net/bridge/bridge.h>
63 #endif
64
65 #include "dp83932reg.h"
66 #include "dp83932var.h"
67 #include "dp83932subr.h"
68 #include "if_sncreg.h"
69 #include "if_sncvar.h"
70
71 /* devclass for "snc" */
72 devclass_t snc_devclass;
73
74 DECLARE_DUMMY_MODULE(if_snc);
75
76 /****************************************************************
77   Resource management functions
78  ****************************************************************/
79
80 /*
81  * Allocate a port resource with the given resource id.
82  */
83 int
84 snc_alloc_port(dev, rid)
85         device_t dev;
86         int rid;
87 {
88         struct snc_softc *sc = device_get_softc(dev);
89         struct resource *res;
90
91         res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
92                                  0ul, ~0ul, SNEC_NREGS, RF_ACTIVE);
93         if (res) {
94                 sc->ioport = res;
95                 sc->ioport_rid = rid;
96                 sc->sc_iot = rman_get_bustag(res);
97                 sc->sc_ioh = rman_get_bushandle(res);
98                 return (0);
99         } else {
100                 device_printf(dev, "can't assign port\n");
101                 return (ENOENT);
102         }
103 }
104
105 /*
106  * Allocate a memory resource with the given resource id.
107  */
108 int
109 snc_alloc_memory(dev, rid)
110         device_t dev;
111         int rid;
112 {
113         struct snc_softc *sc = device_get_softc(dev);
114         struct resource *res;
115
116         res = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
117                                  0ul, ~0ul, SNEC_NMEMS, RF_ACTIVE);
118         if (res) {
119                 sc->iomem = res;
120                 sc->iomem_rid = rid;
121                 sc->sc_memt = rman_get_bustag(res);
122                 sc->sc_memh = rman_get_bushandle(res);
123                 return (0);
124         } else {
125                 device_printf(dev, "can't assign memory\n");
126                 return (ENOENT);
127         }
128 }
129
130 /*
131  * Allocate an irq resource with the given resource id.
132  */
133 int
134 snc_alloc_irq(dev, rid, flags)
135         device_t dev;
136         int rid;
137         int flags;
138 {
139         struct snc_softc *sc = device_get_softc(dev);
140         struct resource *res;
141
142         res = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
143                                  0ul, ~0ul, 1, (RF_ACTIVE | flags));
144         if (res) {
145                 sc->irq = res;
146                 sc->irq_rid = rid;
147                 return (0);
148         } else {
149                 device_printf(dev, "can't assign irq\n");
150                 return (ENOENT);
151         }
152 }
153
154 /*
155  * Release all resources
156  */
157 void
158 snc_release_resources(dev)
159         device_t dev;
160 {
161         struct snc_softc *sc = device_get_softc(dev);
162
163         if (sc->ioport) {
164                 bus_release_resource(dev, SYS_RES_IOPORT,
165                                      sc->ioport_rid, sc->ioport);
166                 sc->ioport = 0;
167         }
168         if (sc->iomem) {
169                 bus_release_resource(dev, SYS_RES_MEMORY,
170                                      sc->iomem_rid, sc->iomem);
171                 sc->iomem = 0;
172         }
173         if (sc->irq) {
174                 bus_release_resource(dev, SYS_RES_IRQ,
175                                      sc->irq_rid, sc->irq);
176                 sc->irq = 0;
177         }
178 }
179
180 /****************************************************************
181   Probe routine
182  ****************************************************************/
183
184 int
185 snc_probe(dev, type)
186      device_t dev;
187      int type;
188 {
189         struct snc_softc *sc = device_get_softc(dev);
190
191         return snc_nec16_detectsubr(sc->sc_iot, sc->sc_ioh,
192                                     sc->sc_memt, sc->sc_memh,
193                                     rman_get_start(sc->irq),
194                                     rman_get_start(sc->iomem),
195                                     type);
196 }
197
198 /****************************************************************
199   Attach routine
200  ****************************************************************/
201
202 int
203 snc_attach(dev)
204         device_t dev;
205 {
206         struct snc_softc *sc = device_get_softc(dev);
207         u_int8_t myea[ETHER_ADDR_LEN];
208
209         if (snc_nec16_register_irq(sc, rman_get_start(sc->irq)) == 0 || 
210             snc_nec16_register_mem(sc, rman_get_start(sc->iomem)) == 0) {
211                 snc_release_resources(dev);
212                 return(ENOENT);
213         }
214
215         snc_nec16_get_enaddr(sc->sc_iot, sc->sc_ioh, myea);
216         device_printf(dev, "%s Ethernet\n", snc_nec16_detect_type(myea));
217
218         sc->sc_dev = dev;
219
220         sc->sncr_dcr = DCR_SYNC | DCR_WAIT0 |
221             DCR_DMABLOCK | DCR_RFT16 | DCR_TFT28;
222         sc->sncr_dcr2 = 0;      /* XXX */
223         sc->bitmode = 0;        /* 16 bit card */
224
225         sc->sc_nic_put = snc_nec16_nic_put;
226         sc->sc_nic_get = snc_nec16_nic_get;
227         sc->sc_writetodesc = snc_nec16_writetodesc;
228         sc->sc_readfromdesc = snc_nec16_readfromdesc;
229         sc->sc_copytobuf = snc_nec16_copytobuf;
230         sc->sc_copyfrombuf = snc_nec16_copyfrombuf;
231         sc->sc_zerobuf = snc_nec16_zerobuf;
232
233         /* sncsetup returns 1 if something fails */
234         if (sncsetup(sc, myea)) {
235                 snc_release_resources(dev);
236                 return(ENOENT);
237         }
238
239         sncconfig(sc, NULL, 0, 0, myea);
240
241         return 0;
242 }
243
244 /****************************************************************
245   Shutdown routine
246  ****************************************************************/
247
248 void
249 snc_shutdown(dev)
250         device_t dev;
251 {
252         sncshutdown(device_get_softc(dev));
253 }