Do a major clean-up of the BUSDMA architecture. A large number of
[dragonfly.git] / sys / dev / netif / ndis / if_ndis_pccard.c
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1/*
2 * Copyright (c) 2003
3 * Bill Paul <wpaul@windriver.com>. 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, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * $FreeBSD: src/sys/dev/if_ndis/if_ndis_pccard.c,v 1.6 2004/07/11 00:19:30 wpaul Exp $
1f7ab7c9 33 * $DragonFly: src/sys/dev/netif/ndis/if_ndis_pccard.c,v 1.6 2006/10/25 20:55:58 dillon Exp $
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34 */
35
36#include <sys/ctype.h>
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/proc.h>
41#include <sys/module.h>
42#include <sys/socket.h>
43#include <sys/queue.h>
44#include <sys/sysctl.h>
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45#include <sys/bus.h>
46#include <sys/rman.h>
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47
48#include <net/if.h>
49#include <net/if_arp.h>
50#include <net/if_media.h>
51
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52#include <netproto/802_11/ieee80211_var.h>
53
54#include <emulation/ndis/regcall.h>
55#include <emulation/ndis/pe_var.h>
56#include <emulation/ndis/resource_var.h>
57#include <emulation/ndis/ntoskrnl_var.h>
58#include <emulation/ndis/ndis_var.h>
59#include <emulation/ndis/cfg_var.h>
60#include "if_ndisvar.h"
61
62#include <bus/pccard/pccardvar.h>
63#include "card_if.h"
64
65#include "ndis_driver_data.h"
66
67#ifdef NDIS_PCMCIA_DEV_TABLE
68
69MODULE_DEPEND(ndis, pccard, 1, 1, 1);
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70MODULE_DEPEND(ndis, wlan, 1, 1, 1);
71MODULE_DEPEND(ndis, ndisapi, 1, 1, 1);
72
73/*
74 * Various supported device vendors/types and their names.
75 * These are defined in the ndis_driver_data.h file.
76 */
77static struct ndis_pccard_type ndis_devs[] = {
78#ifdef NDIS_PCMCIA_DEV_TABLE
79 NDIS_PCMCIA_DEV_TABLE
80#endif
81 { NULL, NULL, NULL }
82};
83
84static int ndis_probe_pccard (device_t);
85static int ndis_attach_pccard (device_t);
86static struct resource_list *ndis_get_resource_list
87 (device_t, device_t);
88extern int ndis_attach (device_t);
89extern int ndis_shutdown (device_t);
90extern int ndis_detach (device_t);
91extern int ndis_suspend (device_t);
92extern int ndis_resume (device_t);
93
94static device_method_t ndis_methods[] = {
95 /* Device interface */
96 DEVMETHOD(device_probe, ndis_probe_pccard),
97 DEVMETHOD(device_attach, ndis_attach_pccard),
98 DEVMETHOD(device_detach, ndis_detach),
99 DEVMETHOD(device_shutdown, ndis_shutdown),
100 DEVMETHOD(device_suspend, ndis_suspend),
101 DEVMETHOD(device_resume, ndis_resume),
102
103 /* Bus interface. */
104
105 /*
106 * This is an awful kludge, but we need it becase pccard
107 * does not implement a bus_get_resource_list() method.
108 */
109
110 DEVMETHOD(bus_get_resource_list, ndis_get_resource_list),
111
112 { 0, 0 }
113};
114
115static driver_t ndis_driver = {
116#ifdef NDIS_DEVNAME
117 NDIS_DEVNAME,
118#else
119 "ndis",
120#endif
121 ndis_methods,
122 sizeof(struct ndis_softc)
123};
124
125static devclass_t ndis_devclass;
126
127#ifdef NDIS_MODNAME
128#define NDIS_MODNAME_OVERRIDE_PCMCIA(x) \
129 DRIVER_MODULE(x, pccard, ndis_driver, ndis_devclass, 0, 0)
130NDIS_MODNAME_OVERRIDE_PCMCIA(NDIS_MODNAME);
131#else
132DRIVER_MODULE(ndis, pccard, ndis_driver, ndis_devclass, 0, 0);
133#endif
134
135/*
136 * Probe for an NDIS device. Check the PCI vendor and device
137 * IDs against our list and return a device name if we find a match.
138 */
139static int
7b9f668c 140ndis_probe_pccard(device_t dev)
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141{
142 struct ndis_pccard_type *t;
143 const char *prodstr, *vendstr;
144 int error;
145
146 t = ndis_devs;
147
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148 prodstr = pccard_get_product_str(dev);
149 vendstr = pccard_get_vendor_str(dev);
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150
151 while(t->ndis_name != NULL) {
152 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 &&
153 ndis_strcasecmp(prodstr, t->ndis_did) == 0) {
154 device_set_desc(dev, t->ndis_name);
155 return(0);
156 }
157 t++;
158 }
159
160 return(ENXIO);
161}
162
163/*
164 * Attach the interface. Allocate softc structures, do ifmedia
165 * setup and ethernet/BPF attach.
166 */
167static int
7b9f668c 168ndis_attach_pccard(device_t dev)
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169{
170 struct ndis_softc *sc;
171 int unit, error = 0, rid;
172 struct ndis_pccard_type *t;
173 int devidx = 0;
174 const char *prodstr, *vendstr;
175
176 sc = device_get_softc(dev);
177 unit = device_get_unit(dev);
178 sc->ndis_dev = dev;
179 resource_list_init(&sc->ndis_rl);
180
181 sc->ndis_io_rid = 0;
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182 sc->ndis_res_io = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
183 &sc->ndis_io_rid, RF_ACTIVE);
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184 if (sc->ndis_res_io == NULL) {
185 device_printf(dev,
186 "couldn't map iospace\n");
187 error = ENXIO;
188 goto fail;
189 }
190 sc->ndis_rescnt++;
191 resource_list_add(&sc->ndis_rl, SYS_RES_IOPORT, rid,
192 rman_get_start(sc->ndis_res_io), rman_get_end(sc->ndis_res_io),
193 rman_get_size(sc->ndis_res_io));
194
195 rid = 0;
4e6d744d 196 sc->ndis_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
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197 RF_SHAREABLE | RF_ACTIVE);
198 if (sc->ndis_irq == NULL) {
199 device_printf(dev,
200 "couldn't map interrupt\n");
201 error = ENXIO;
202 goto fail;
203 }
204 sc->ndis_rescnt++;
205 resource_list_add(&sc->ndis_rl, SYS_RES_IRQ, rid,
206 rman_get_start(sc->ndis_irq), rman_get_start(sc->ndis_irq), 1);
207
208 sc->ndis_iftype = PCMCIABus;
209
210 /* Figure out exactly which device we matched. */
211
212 t = ndis_devs;
213
214 error = pccard_get_product_str(dev, &prodstr);
215 if (error)
216 return(error);
217 error = pccard_get_vendor_str(dev, &vendstr);
218 if (error)
219 return(error);
220
221 while(t->ndis_name != NULL) {
222 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 &&
223 ndis_strcasecmp(prodstr, t->ndis_did) == 0)
224 break;
225 t++;
226 devidx++;
227 }
228
229 sc->ndis_devidx = devidx;
230
231 error = ndis_attach(dev);
232
233fail:
234 return(error);
235}
236
237static struct resource_list *
7b9f668c 238ndis_get_resource_list(device_t dev, device_t child)
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239{
240 struct ndis_softc *sc;
241
242 sc = device_get_softc(dev);
243 return (&sc->ndis_rl);
244}
245
246#endif /* NDIS_PCI_DEV_TABLE */
247
248#define NDIS_AM_RID 3
249
250int
7b9f668c 251ndis_alloc_amem(void *arg)
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252{
253 struct ndis_softc *sc;
254 int error, rid;
255
256 if (arg == NULL)
257 return(EINVAL);
258
259 sc = arg;
260 rid = NDIS_AM_RID;
261 sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY,
262 &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE);
263
264 if (sc->ndis_res_am == NULL) {
265 device_printf(sc->ndis_dev,
266 "failed to allocate attribute memory\n");
267 return(ENXIO);
268 }
269 sc->ndis_rescnt++;
270 resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid,
271 rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am),
272 rman_get_size(sc->ndis_res_am));
273
274 error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev),
275 sc->ndis_dev, rid, 0, NULL);
276
277 if (error) {
278 device_printf(sc->ndis_dev,
279 "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error);
280 return(error);
281 }
282
283 error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev),
284 sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR);
285
286 if (error) {
287 device_printf(sc->ndis_dev,
288 "CARD_SET_RES_FLAGS() returned 0x%x\n", error);
289 return(error);
290 }
291
292 sc->ndis_am_rid = rid;
293
294 return(0);
295}
296
297void
7b9f668c 298ndis_free_amem(void *arg)
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299{
300 struct ndis_softc *sc;
301
302 if (arg == NULL)
303 return;
304
305 sc = arg;
306
307 if (sc->ndis_res_am != NULL)
308 bus_release_resource(sc->ndis_dev, SYS_RES_MEMORY,
309 sc->ndis_am_rid, sc->ndis_res_am);
310 resource_list_free(&sc->ndis_rl);
311
312 return;
313}