1 | /* $NetBSD: if_malo_pcmcia.c,v 1.10 2016/03/11 22:09:54 macallan Exp $ */ |
2 | /* $OpenBSD: if_malo.c,v 1.65 2009/03/29 21:53:53 sthen Exp $ */ |
3 | |
4 | /* |
5 | * Copyright (c) 2007 Marcus Glocker <mglocker@openbsd.org> |
6 | * |
7 | * Permission to use, copy, modify, and distribute this software for any |
8 | * purpose with or without fee is hereby granted, provided that the above |
9 | * copyright notice and this permission notice appear in all copies. |
10 | * |
11 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
12 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
13 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
14 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
15 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
16 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
17 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
18 | */ |
19 | |
20 | #include <sys/cdefs.h> |
21 | __KERNEL_RCSID(0, "$NetBSD: if_malo_pcmcia.c,v 1.10 2016/03/11 22:09:54 macallan Exp $" ); |
22 | |
23 | #ifdef _MODULE |
24 | #include <sys/module.h> |
25 | #endif |
26 | |
27 | #include <sys/param.h> |
28 | #include <sys/bus.h> |
29 | #include <sys/condvar.h> |
30 | #include <sys/device.h> |
31 | #include <sys/intr.h> |
32 | #include <sys/kernel.h> |
33 | #include <sys/malloc.h> |
34 | #include <sys/mbuf.h> |
35 | #include <sys/mutex.h> |
36 | #include <sys/pmf.h> |
37 | #include <sys/proc.h> |
38 | #include <sys/socket.h> |
39 | #include <sys/sockio.h> |
40 | #include <sys/systm.h> |
41 | |
42 | #include <net/bpf.h> |
43 | #include <net/if.h> |
44 | #include <net/if_dl.h> |
45 | #include <net/if_ether.h> |
46 | #include <net/if_media.h> |
47 | #include <net/if_llc.h> |
48 | |
49 | #include <net80211/ieee80211_var.h> |
50 | #include <net80211/ieee80211_radiotap.h> |
51 | |
52 | #include <dev/firmload.h> |
53 | |
54 | #include <dev/pcmcia/pcmciareg.h> |
55 | #include <dev/pcmcia/pcmciavar.h> |
56 | #include <dev/pcmcia/pcmciadevs.h> |
57 | |
58 | #include <dev/pcmcia/if_malo_pcmciavar.h> |
59 | #include <dev/pcmcia/if_malo_pcmciareg.h> |
60 | |
61 | /* |
62 | * Driver for the Marvell 88W8385 chip (Compact Flash). |
63 | */ |
64 | |
65 | #ifdef CMALO_DEBUG |
66 | int cmalo_d = 1; |
67 | #define DPRINTF(l, x...) do { if ((l) <= cmalo_d) printf(x); } while (0) |
68 | #else |
69 | #define DPRINTF(l, x...) do {} while (0) |
70 | #endif |
71 | |
72 | static int malo_pcmcia_match(device_t, cfdata_t, void *); |
73 | static void malo_pcmcia_attach(device_t, device_t, void *); |
74 | static int malo_pcmcia_detach(device_t, int); |
75 | static int malo_pcmcia_activate(device_t, devact_t); |
76 | |
77 | static int malo_pcmcia_validate_config(struct pcmcia_config_entry *); |
78 | |
79 | static int malo_pcmcia_enable(struct malo_softc *); |
80 | static void malo_pcmcia_disable(struct malo_softc *); |
81 | |
82 | static void cmalo_attach(void *); |
83 | static void cmalo_detach(void *); |
84 | static int cmalo_intr(void *); |
85 | |
86 | static void cmalo_start(struct ifnet *); |
87 | static int cmalo_ioctl(struct ifnet *, u_long, void *); |
88 | static int cmalo_init(struct ifnet *); |
89 | static void cmalo_watchdog(struct ifnet *); |
90 | static int cmalo_media_change(struct ifnet *); |
91 | static int cmalo_newstate(struct ieee80211com *, enum ieee80211_state, |
92 | int); |
93 | |
94 | static int firmware_load(const char *, const char *, uint8_t **, size_t *); |
95 | static int cmalo_fw_alloc(struct malo_softc *); |
96 | static void cmalo_fw_free(struct malo_softc *); |
97 | static int cmalo_fw_load_helper(struct malo_softc *); |
98 | static int cmalo_fw_load_main(struct malo_softc *); |
99 | |
100 | static void cmalo_stop(struct malo_softc *); |
101 | static void cmalo_intr_mask(struct malo_softc *, int); |
102 | static void cmalo_rx(struct malo_softc *); |
103 | static int cmalo_tx(struct malo_softc *, struct mbuf *); |
104 | static void cmalo_tx_done(struct malo_softc *); |
105 | static void cmalo_event(struct malo_softc *); |
106 | static void cmalo_select_network(struct malo_softc *); |
107 | static void cmalo_reflect_network(struct malo_softc *); |
108 | static int cmalo_wep(struct malo_softc *); |
109 | static int cmalo_rate2bitmap(int); |
110 | |
111 | static void cmalo_hexdump(void *, int); |
112 | static int cmalo_cmd_get_hwspec(struct malo_softc *); |
113 | static int cmalo_cmd_rsp_hwspec(struct malo_softc *); |
114 | static int cmalo_cmd_set_reset(struct malo_softc *); |
115 | static int cmalo_cmd_set_scan(struct malo_softc *); |
116 | static int cmalo_cmd_rsp_scan(struct malo_softc *); |
117 | static int cmalo_parse_elements(struct malo_softc *, uint8_t *, int, int); |
118 | static int cmalo_cmd_set_auth(struct malo_softc *); |
119 | static int cmalo_cmd_set_wep(struct malo_softc *, uint16_t, |
120 | struct ieee80211_key *); |
121 | static int cmalo_cmd_set_snmp(struct malo_softc *, uint16_t); |
122 | static int cmalo_cmd_set_radio(struct malo_softc *, uint16_t); |
123 | static int cmalo_cmd_set_channel(struct malo_softc *, uint16_t); |
124 | static int cmalo_cmd_set_txpower(struct malo_softc *, int16_t); |
125 | static int cmalo_cmd_set_antenna(struct malo_softc *, uint16_t); |
126 | static int cmalo_cmd_set_macctrl(struct malo_softc *); |
127 | static int cmalo_cmd_set_macaddr(struct malo_softc *, uint8_t *); |
128 | static int cmalo_cmd_set_assoc(struct malo_softc *); |
129 | static int cmalo_cmd_rsp_assoc(struct malo_softc *); |
130 | static int cmalo_cmd_set_rate(struct malo_softc *, int); |
131 | static int cmalo_cmd_request(struct malo_softc *, uint16_t, int); |
132 | static int cmalo_cmd_response(struct malo_softc *); |
133 | |
134 | /* |
135 | * PCMCIA bus. |
136 | */ |
137 | struct malo_pcmcia_softc { |
138 | struct malo_softc sc_malo; |
139 | |
140 | struct pcmcia_function *sc_pf; |
141 | struct pcmcia_io_handle sc_pcioh; |
142 | int sc_io_window; |
143 | void *sc_ih; |
144 | }; |
145 | |
146 | CFATTACH_DECL_NEW(malo_pcmcia, sizeof(struct malo_pcmcia_softc), |
147 | malo_pcmcia_match, malo_pcmcia_attach, malo_pcmcia_detach, |
148 | malo_pcmcia_activate); |
149 | |
150 | |
151 | static int |
152 | malo_pcmcia_match(device_t parent, cfdata_t match, void *aux) |
153 | { |
154 | struct pcmcia_attach_args *pa = aux; |
155 | |
156 | if (pa->manufacturer == PCMCIA_VENDOR_AMBICOM && |
157 | pa->product == PCMCIA_PRODUCT_AMBICOM_WL54CF) |
158 | return 1; |
159 | |
160 | return 0; |
161 | } |
162 | |
163 | static void |
164 | malo_pcmcia_attach(device_t parent, device_t self, void *aux) |
165 | { |
166 | struct malo_pcmcia_softc *psc = device_private(self); |
167 | struct malo_softc *sc = &psc->sc_malo; |
168 | struct pcmcia_attach_args *pa = aux; |
169 | struct pcmcia_config_entry *cfe; |
170 | int error; |
171 | |
172 | sc->sc_dev = self; |
173 | psc->sc_pf = pa->pf; |
174 | |
175 | error = pcmcia_function_configure(pa->pf, malo_pcmcia_validate_config); |
176 | if (error) { |
177 | aprint_error_dev(self, "configure failed, error=%d\n" , error); |
178 | return; |
179 | } |
180 | |
181 | malo_pcmcia_enable(sc); |
182 | |
183 | cfe = pa->pf->cfe; |
184 | sc->sc_iot = cfe->iospace[0].handle.iot; |
185 | sc->sc_ioh = cfe->iospace[0].handle.ioh; |
186 | |
187 | cmalo_attach(sc); |
188 | if (!(sc->sc_flags & MALO_DEVICE_ATTACHED)) |
189 | goto fail; |
190 | |
191 | if (pmf_device_register(self, NULL, NULL)) |
192 | pmf_class_network_register(self, &sc->sc_if); |
193 | else |
194 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
195 | |
196 | fail: |
197 | malo_pcmcia_disable(sc); |
198 | |
199 | if (sc->sc_flags & MALO_DEVICE_ATTACHED) |
200 | return; |
201 | |
202 | pcmcia_function_unconfigure(pa->pf); |
203 | return; |
204 | } |
205 | |
206 | static int |
207 | malo_pcmcia_detach(device_t dev, int flags) |
208 | { |
209 | struct malo_pcmcia_softc *psc = device_private(dev); |
210 | struct malo_softc *sc = &psc->sc_malo; |
211 | |
212 | cmalo_detach(sc); |
213 | malo_pcmcia_disable(sc); |
214 | pcmcia_function_unconfigure(psc->sc_pf); |
215 | |
216 | return 0; |
217 | } |
218 | |
219 | static int |
220 | malo_pcmcia_activate(device_t dev, devact_t act) |
221 | { |
222 | struct malo_pcmcia_softc *psc = device_private(dev); |
223 | struct malo_softc *sc = &psc->sc_malo; |
224 | struct ifnet *ifp = &sc->sc_if; |
225 | int s; |
226 | |
227 | s = splnet(); |
228 | switch (act) { |
229 | case DVACT_DEACTIVATE: |
230 | if_deactivate(ifp); |
231 | break; |
232 | default: |
233 | return EOPNOTSUPP; |
234 | } |
235 | splx(s); |
236 | |
237 | return 0; |
238 | } |
239 | |
240 | |
241 | int |
242 | malo_pcmcia_validate_config(struct pcmcia_config_entry *cfe) |
243 | { |
244 | |
245 | if (cfe->iftype != PCMCIA_IFTYPE_IO || cfe->num_iospace != 1) |
246 | return EINVAL; |
247 | /* Some cards have a memory space, but we don't use it. */ |
248 | cfe->num_memspace = 0; |
249 | return 0; |
250 | } |
251 | |
252 | |
253 | static int |
254 | malo_pcmcia_enable(struct malo_softc *sc) |
255 | { |
256 | struct malo_pcmcia_softc *psc = (struct malo_pcmcia_softc *)sc; |
257 | |
258 | /* establish interrupt */ |
259 | psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, cmalo_intr, sc); |
260 | if (psc->sc_ih == NULL) { |
261 | aprint_error(": can't establish interrupt\n" ); |
262 | return -1; |
263 | } |
264 | |
265 | if (pcmcia_function_enable(psc->sc_pf)) { |
266 | aprint_error(": can't enable function\n" ); |
267 | pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih); |
268 | return -1; |
269 | } |
270 | sc->sc_flags |= MALO_DEVICE_ENABLED; |
271 | |
272 | return 0; |
273 | } |
274 | |
275 | static void |
276 | malo_pcmcia_disable(struct malo_softc *sc) |
277 | { |
278 | struct malo_pcmcia_softc *psc = (struct malo_pcmcia_softc *)sc; |
279 | |
280 | pcmcia_function_disable(psc->sc_pf); |
281 | if (psc->sc_ih) |
282 | pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih); |
283 | psc->sc_ih = NULL; |
284 | sc->sc_flags &= ~MALO_DEVICE_ENABLED; |
285 | } |
286 | |
287 | |
288 | /* |
289 | * Driver. |
290 | */ |
291 | static void |
292 | cmalo_attach(void *arg) |
293 | { |
294 | struct malo_softc *sc = arg; |
295 | struct ieee80211com *ic = &sc->sc_ic; |
296 | struct ifnet *ifp = &sc->sc_if; |
297 | int i; |
298 | |
299 | /* disable interrupts */ |
300 | cmalo_intr_mask(sc, 0); |
301 | |
302 | /* load firmware */ |
303 | if (cmalo_fw_alloc(sc) != 0 || |
304 | cmalo_fw_load_helper(sc) != 0 || |
305 | cmalo_fw_load_main(sc) != 0) { |
306 | /* free firmware */ |
307 | cmalo_fw_free(sc); |
308 | return; |
309 | } |
310 | sc->sc_flags |= MALO_FW_LOADED; |
311 | |
312 | /* allocate command buffer */ |
313 | sc->sc_cmd = malloc(MALO_CMD_BUFFER_SIZE, M_DEVBUF, M_NOWAIT); |
314 | |
315 | /* allocate data buffer */ |
316 | sc->sc_data = malloc(MALO_DATA_BUFFER_SIZE, M_DEVBUF, M_NOWAIT); |
317 | |
318 | /* enable interrupts */ |
319 | cmalo_intr_mask(sc, 1); |
320 | |
321 | /* we are context save here for FW commands */ |
322 | sc->sc_cmd_ctxsave = 1; |
323 | |
324 | mutex_init(&sc->sc_mtx, MUTEX_DEFAULT, IPL_VM); |
325 | cv_init(&sc->sc_cv, "malo" ); |
326 | |
327 | /* get hardware specs */ |
328 | cmalo_cmd_get_hwspec(sc); |
329 | |
330 | /* setup interface */ |
331 | ifp->if_softc = sc; |
332 | ifp->if_start = cmalo_start; |
333 | ifp->if_ioctl = cmalo_ioctl; |
334 | ifp->if_init = cmalo_init; |
335 | ifp->if_watchdog = cmalo_watchdog; |
336 | ifp->if_flags = IFF_SIMPLEX | IFF_BROADCAST | IFF_MULTICAST; |
337 | strlcpy(ifp->if_xname, device_xname(sc->sc_dev), IFNAMSIZ); |
338 | IFQ_SET_READY(&ifp->if_snd); |
339 | |
340 | ic->ic_ifp = ifp; |
341 | ic->ic_phytype = IEEE80211_T_OFDM; |
342 | ic->ic_opmode = IEEE80211_M_STA; |
343 | ic->ic_state = IEEE80211_S_INIT; |
344 | ic->ic_caps = IEEE80211_C_MONITOR | IEEE80211_C_WEP; |
345 | |
346 | ic->ic_sup_rates[IEEE80211_MODE_11B] = ieee80211_std_rateset_11b; |
347 | ic->ic_sup_rates[IEEE80211_MODE_11G] = ieee80211_std_rateset_11g; |
348 | |
349 | for (i = 0; i <= 14; i++) { |
350 | ic->ic_channels[i].ic_freq = |
351 | ieee80211_ieee2mhz(i, IEEE80211_CHAN_2GHZ); |
352 | ic->ic_channels[i].ic_flags = |
353 | IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | |
354 | IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ; |
355 | } |
356 | |
357 | /* attach interface */ |
358 | if_attach(ifp); |
359 | ieee80211_ifattach(ic); |
360 | |
361 | sc->sc_newstate = ic->ic_newstate; |
362 | ic->ic_newstate = cmalo_newstate; |
363 | ieee80211_media_init(ic, cmalo_media_change, ieee80211_media_status); |
364 | |
365 | /* second attach line */ |
366 | aprint_normal_dev(sc->sc_dev, "address %s\n" , |
367 | ether_sprintf(ic->ic_myaddr)); |
368 | |
369 | ieee80211_announce(ic); |
370 | |
371 | /* device attached */ |
372 | sc->sc_flags |= MALO_DEVICE_ATTACHED; |
373 | } |
374 | |
375 | static void |
376 | cmalo_detach(void *arg) |
377 | { |
378 | struct malo_softc *sc = arg; |
379 | struct ieee80211com *ic = &sc->sc_ic; |
380 | struct ifnet *ifp = &sc->sc_if; |
381 | |
382 | if (!(sc->sc_flags & MALO_DEVICE_ATTACHED)) { |
383 | /* free firmware */ |
384 | cmalo_fw_free(sc); |
385 | |
386 | /* device was not properly attached */ |
387 | return; |
388 | } |
389 | |
390 | if (ifp->if_flags & IFF_RUNNING) |
391 | cmalo_stop(sc); |
392 | |
393 | /* free command buffer */ |
394 | if (sc->sc_cmd != NULL) |
395 | free(sc->sc_cmd, M_DEVBUF); |
396 | |
397 | /* free data buffer */ |
398 | if (sc->sc_data != NULL) |
399 | free(sc->sc_data, M_DEVBUF); |
400 | |
401 | /* free firmware */ |
402 | cmalo_fw_free(sc); |
403 | |
404 | /* detach inferface */ |
405 | ieee80211_ifdetach(ic); |
406 | if_detach(ifp); |
407 | |
408 | mutex_destroy(&sc->sc_mtx); |
409 | cv_destroy(&sc->sc_cv); |
410 | } |
411 | |
412 | static int |
413 | cmalo_intr(void *arg) |
414 | { |
415 | struct malo_softc *sc = arg; |
416 | uint16_t intr = 0; |
417 | |
418 | /* read interrupt reason */ |
419 | intr = MALO_READ_2(sc, MALO_REG_HOST_INTR_CAUSE); |
420 | if (intr == 0) |
421 | /* interrupt not for us */ |
422 | return 0; |
423 | if (intr == 0xffff) |
424 | /* card has been detached */ |
425 | return 0; |
426 | |
427 | /* disable interrupts */ |
428 | cmalo_intr_mask(sc, 0); |
429 | |
430 | /* acknowledge interrupt */ |
431 | MALO_WRITE_2(sc, MALO_REG_HOST_INTR_CAUSE, |
432 | intr & MALO_VAL_HOST_INTR_MASK_ON); |
433 | |
434 | /* enable interrupts */ |
435 | cmalo_intr_mask(sc, 1); |
436 | |
437 | DPRINTF(2, "%s: interrupt handler called (intr = 0x%04x)\n" , |
438 | device_xname(sc->sc_dev), intr); |
439 | |
440 | if (intr & MALO_VAL_HOST_INTR_TX) |
441 | /* TX frame sent */ |
442 | cmalo_tx_done(sc); |
443 | if (intr & MALO_VAL_HOST_INTR_RX) |
444 | /* RX frame received */ |
445 | cmalo_rx(sc); |
446 | if (intr & MALO_VAL_HOST_INTR_CMD) { |
447 | /* command response */ |
448 | mutex_enter(&sc->sc_mtx); |
449 | cv_signal(&sc->sc_cv); |
450 | mutex_exit(&sc->sc_mtx); |
451 | if (!sc->sc_cmd_ctxsave) |
452 | cmalo_cmd_response(sc); |
453 | } |
454 | if (intr & MALO_VAL_HOST_INTR_EVENT) |
455 | /* event */ |
456 | cmalo_event(sc); |
457 | |
458 | return 1; |
459 | } |
460 | |
461 | |
462 | /* |
463 | * Network functions |
464 | */ |
465 | static void |
466 | cmalo_start(struct ifnet *ifp) |
467 | { |
468 | struct malo_softc *sc = ifp->if_softc; |
469 | struct mbuf *m; |
470 | |
471 | /* don't transmit packets if interface is busy or down */ |
472 | if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING) |
473 | return; |
474 | |
475 | IFQ_POLL(&ifp->if_snd, m); |
476 | if (m == NULL) |
477 | return; |
478 | |
479 | IFQ_DEQUEUE(&ifp->if_snd, m); |
480 | |
481 | if (ifp->if_bpf) |
482 | bpf_ops->bpf_mtap(ifp->if_bpf, m); |
483 | |
484 | if (cmalo_tx(sc, m) != 0) |
485 | ifp->if_oerrors++; |
486 | } |
487 | |
488 | static int |
489 | cmalo_ioctl(struct ifnet *ifp, u_long cmd, void *data) |
490 | { |
491 | struct malo_softc *sc = ifp->if_softc; |
492 | struct ieee80211com *ic = &sc->sc_ic; |
493 | int s, error = 0; |
494 | |
495 | s = splnet(); |
496 | |
497 | switch (cmd) { |
498 | case SIOCSIFFLAGS: |
499 | if ((error = ifioctl_common(ifp, cmd, data)) != 0) |
500 | break; |
501 | switch (ifp->if_flags & (IFF_UP | IFF_RUNNING)) { |
502 | case IFF_RUNNING: |
503 | cmalo_stop(sc); |
504 | break; |
505 | |
506 | case IFF_UP: |
507 | cmalo_init(ifp); |
508 | break; |
509 | |
510 | default: |
511 | break; |
512 | } |
513 | error = 0; |
514 | break; |
515 | |
516 | case SIOCADDMULTI: |
517 | case SIOCDELMULTI: |
518 | if ((error = ether_ioctl(ifp, cmd, data)) == ENETRESET) |
519 | /* setup multicast filter, etc */ |
520 | error = 0; |
521 | break; |
522 | |
523 | default: |
524 | error = ieee80211_ioctl(ic, cmd, data); |
525 | break; |
526 | } |
527 | |
528 | if (error == ENETRESET) { |
529 | if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == |
530 | (IFF_UP | IFF_RUNNING)) |
531 | cmalo_init(ifp); |
532 | error = 0; |
533 | } |
534 | |
535 | splx(s); |
536 | |
537 | return error; |
538 | } |
539 | |
540 | static int |
541 | cmalo_init(struct ifnet *ifp) |
542 | { |
543 | struct malo_softc *sc = ifp->if_softc; |
544 | struct ieee80211com *ic = &sc->sc_ic; |
545 | |
546 | if (!(sc->sc_flags & MALO_DEVICE_ENABLED)) |
547 | malo_pcmcia_enable(sc); |
548 | |
549 | /* reload the firmware if necessary */ |
550 | if (!(sc->sc_flags & MALO_FW_LOADED)) { |
551 | /* disable interrupts */ |
552 | cmalo_intr_mask(sc, 0); |
553 | |
554 | /* load firmware */ |
555 | if (cmalo_fw_load_helper(sc) != 0) |
556 | return EIO; |
557 | if (cmalo_fw_load_main(sc) != 0) |
558 | return EIO; |
559 | sc->sc_flags |= MALO_FW_LOADED; |
560 | |
561 | /* enable interrupts */ |
562 | cmalo_intr_mask(sc, 1); |
563 | } |
564 | |
565 | if (ifp->if_flags & IFF_RUNNING) |
566 | cmalo_stop(sc); |
567 | |
568 | /* reset association state flag */ |
569 | sc->sc_flags &= ~MALO_ASSOC_FAILED; |
570 | |
571 | /* get current channel */ |
572 | ic->ic_curchan = ic->ic_ibss_chan; |
573 | sc->sc_curchan = ieee80211_chan2ieee(ic, ic->ic_curchan); |
574 | DPRINTF(1, "%s: current channel is %d\n" , |
575 | device_xname(sc->sc_dev), sc->sc_curchan); |
576 | |
577 | /* setup device */ |
578 | if (cmalo_cmd_set_macctrl(sc) != 0) |
579 | return EIO; |
580 | if (cmalo_cmd_set_txpower(sc, 15) != 0) |
581 | return EIO; |
582 | if (cmalo_cmd_set_antenna(sc, 1) != 0) |
583 | return EIO; |
584 | if (cmalo_cmd_set_antenna(sc, 2) != 0) |
585 | return EIO; |
586 | if (cmalo_cmd_set_radio(sc, 1) != 0) |
587 | return EIO; |
588 | if (cmalo_cmd_set_channel(sc, sc->sc_curchan) != 0) |
589 | return EIO; |
590 | if (cmalo_cmd_set_rate(sc, ic->ic_fixed_rate) != 0) |
591 | return EIO; |
592 | if (cmalo_cmd_set_snmp(sc, MALO_OID_RTSTRESH) != 0) |
593 | return EIO; |
594 | if (cmalo_cmd_set_snmp(sc, MALO_OID_SHORTRETRY) != 0) |
595 | return EIO; |
596 | if (cmalo_cmd_set_snmp(sc, MALO_OID_FRAGTRESH) != 0) |
597 | return EIO; |
598 | IEEE80211_ADDR_COPY(ic->ic_myaddr, CLLADDR(ifp->if_sadl)); |
599 | if (cmalo_cmd_set_macaddr(sc, ic->ic_myaddr) != 0) |
600 | return EIO; |
601 | if (ic->ic_flags & IEEE80211_F_PRIVACY) |
602 | if (cmalo_wep(sc) != 0) |
603 | return EIO; |
604 | |
605 | /* device up */ |
606 | ifp->if_flags |= IFF_RUNNING; |
607 | ifp->if_flags &= ~IFF_OACTIVE; |
608 | |
609 | /* start network */ |
610 | if (ic->ic_opmode != IEEE80211_M_MONITOR) |
611 | ieee80211_new_state(ic, IEEE80211_S_SCAN, -1); |
612 | if (sc->sc_flags & MALO_ASSOC_FAILED) |
613 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1); |
614 | else |
615 | ieee80211_new_state(ic, IEEE80211_S_RUN, -1); |
616 | |
617 | /* we are not context save anymore for FW commands */ |
618 | sc->sc_cmd_ctxsave = 0; |
619 | |
620 | return 0; |
621 | } |
622 | |
623 | static void |
624 | cmalo_watchdog(struct ifnet *ifp) |
625 | { |
626 | DPRINTF(2, "watchdog timeout\n" ); |
627 | |
628 | /* accept TX packets again */ |
629 | ifp->if_flags &= ~IFF_OACTIVE; |
630 | } |
631 | |
632 | static int |
633 | cmalo_media_change(struct ifnet *ifp) |
634 | { |
635 | int error; |
636 | |
637 | if ((error = ieee80211_media_change(ifp)) != ENETRESET) |
638 | return error; |
639 | |
640 | if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == (IFF_UP | IFF_RUNNING)) |
641 | cmalo_init(ifp); |
642 | |
643 | return 0; |
644 | } |
645 | |
646 | static int |
647 | cmalo_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) |
648 | { |
649 | struct malo_softc *sc = ic->ic_ifp->if_softc; |
650 | enum ieee80211_state ostate; |
651 | |
652 | ostate = ic->ic_state; |
653 | |
654 | if (ostate == nstate) |
655 | goto out; |
656 | |
657 | switch (nstate) { |
658 | case IEEE80211_S_INIT: |
659 | DPRINTF(1, "%s: newstate is IEEE80211_S_INIT\n" , |
660 | device_xname(sc->sc_dev)); |
661 | break; |
662 | case IEEE80211_S_SCAN: |
663 | DPRINTF(1, "%s: newstate is IEEE80211_S_SCAN\n" , |
664 | device_xname(sc->sc_dev)); |
665 | cmalo_cmd_set_scan(sc); |
666 | if (!sc->sc_net_num) { |
667 | /* no networks found */ |
668 | DPRINTF(1, "%s: no networks found\n" , |
669 | device_xname(sc->sc_dev)); |
670 | break; |
671 | } |
672 | cmalo_select_network(sc); |
673 | cmalo_cmd_set_auth(sc); |
674 | cmalo_cmd_set_assoc(sc); |
675 | break; |
676 | case IEEE80211_S_AUTH: |
677 | DPRINTF(1, "%s: newstate is IEEE80211_S_AUTH\n" , |
678 | device_xname(sc->sc_dev)); |
679 | break; |
680 | case IEEE80211_S_ASSOC: |
681 | DPRINTF(1, "%s: newstate is IEEE80211_S_ASSOC\n" , |
682 | device_xname(sc->sc_dev)); |
683 | break; |
684 | case IEEE80211_S_RUN: |
685 | DPRINTF(1, "%s: newstate is IEEE80211_S_RUN\n" , |
686 | device_xname(sc->sc_dev)); |
687 | cmalo_reflect_network(sc); |
688 | break; |
689 | default: |
690 | break; |
691 | } |
692 | |
693 | out: |
694 | return sc->sc_newstate(ic, nstate, arg); |
695 | } |
696 | |
697 | |
698 | static int |
699 | firmware_load(const char *dname, const char *iname, uint8_t **ucodep, |
700 | size_t *sizep) |
701 | { |
702 | firmware_handle_t fh; |
703 | int error; |
704 | |
705 | if ((error = firmware_open(dname, iname, &fh)) != 0) |
706 | return error; |
707 | *sizep = firmware_get_size(fh); |
708 | if ((*ucodep = firmware_malloc(*sizep)) == NULL) { |
709 | firmware_close(fh); |
710 | return ENOMEM; |
711 | } |
712 | if ((error = firmware_read(fh, 0, *ucodep, *sizep)) != 0) |
713 | firmware_free(*ucodep, *sizep); |
714 | firmware_close(fh); |
715 | |
716 | return error; |
717 | } |
718 | |
719 | static int |
720 | cmalo_fw_alloc(struct malo_softc *sc) |
721 | { |
722 | const char *name_h = "malo8385-h" ; |
723 | const char *name_m = "malo8385-m" ; |
724 | int error; |
725 | |
726 | if (sc->sc_fw_h == NULL) { |
727 | /* read helper firmware image */ |
728 | error = firmware_load("malo" , name_h, &sc->sc_fw_h, |
729 | &sc->sc_fw_h_size); |
730 | if (error != 0) { |
731 | aprint_error_dev(sc->sc_dev, |
732 | "error %d, could not read firmware %s\n" , |
733 | error, name_h); |
734 | return EIO; |
735 | } |
736 | } |
737 | |
738 | if (sc->sc_fw_m == NULL) { |
739 | /* read main firmware image */ |
740 | error = firmware_load("malo" , name_m, &sc->sc_fw_m, |
741 | &sc->sc_fw_m_size); |
742 | if (error != 0) { |
743 | aprint_error_dev(sc->sc_dev, |
744 | "error %d, could not read firmware %s\n" , |
745 | error, name_m); |
746 | return EIO; |
747 | } |
748 | } |
749 | |
750 | return 0; |
751 | } |
752 | |
753 | static void |
754 | cmalo_fw_free(struct malo_softc *sc) |
755 | { |
756 | |
757 | if (sc->sc_fw_h != NULL) { |
758 | firmware_free(sc->sc_fw_h, sc->sc_fw_h_size); |
759 | sc->sc_fw_h = NULL; |
760 | } |
761 | |
762 | if (sc->sc_fw_m != NULL) { |
763 | firmware_free(sc->sc_fw_m, sc->sc_fw_m_size); |
764 | sc->sc_fw_m = NULL; |
765 | } |
766 | } |
767 | |
768 | static int |
769 | cmalo_fw_load_helper(struct malo_softc *sc) |
770 | { |
771 | uint8_t val8; |
772 | uint16_t bsize, *uc; |
773 | int offset, i; |
774 | |
775 | /* verify if the card is ready for firmware download */ |
776 | val8 = MALO_READ_1(sc, MALO_REG_SCRATCH); |
777 | if (val8 == MALO_VAL_SCRATCH_FW_LOADED) |
778 | /* firmware already loaded */ |
779 | return 0; |
780 | if (val8 != MALO_VAL_SCRATCH_READY) { |
781 | /* bad register value */ |
782 | aprint_error_dev(sc->sc_dev, |
783 | "device not ready for FW download\n" ); |
784 | return EIO; |
785 | } |
786 | |
787 | /* download the helper firmware */ |
788 | for (offset = 0; offset < sc->sc_fw_h_size; offset += bsize) { |
789 | if (sc->sc_fw_h_size - offset >= MALO_FW_HELPER_BSIZE) |
790 | bsize = MALO_FW_HELPER_BSIZE; |
791 | else |
792 | bsize = sc->sc_fw_h_size - offset; |
793 | |
794 | /* send a block in words and confirm it */ |
795 | DPRINTF(3, "%s: download helper FW block (%d bytes, %d off)\n" , |
796 | device_xname(sc->sc_dev), bsize, offset); |
797 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE_LEN, bsize); |
798 | uc = (uint16_t *)(sc->sc_fw_h + offset); |
799 | for (i = 0; i < bsize / 2; i++) |
800 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE, htole16(uc[i])); |
801 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_CMD_DL_OVER); |
802 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, |
803 | MALO_VAL_CMD_DL_OVER); |
804 | |
805 | /* poll for an acknowledgement */ |
806 | for (i = 0; i < 50; i++) { |
807 | if (MALO_READ_1(sc, MALO_REG_CARD_STATUS) == |
808 | MALO_VAL_CMD_DL_OVER) |
809 | break; |
810 | delay(1000); |
811 | } |
812 | if (i == 50) { |
813 | aprint_error_dev(sc->sc_dev, |
814 | "timeout while helper FW block download\n" ); |
815 | return EIO; |
816 | } |
817 | } |
818 | |
819 | /* helper firmware download done */ |
820 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE_LEN, 0); |
821 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_CMD_DL_OVER); |
822 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, MALO_VAL_CMD_DL_OVER); |
823 | DPRINTF(1, "%s: helper FW downloaded\n" , device_xname(sc->sc_dev)); |
824 | |
825 | return 0; |
826 | } |
827 | |
828 | static int |
829 | cmalo_fw_load_main(struct malo_softc *sc) |
830 | { |
831 | uint16_t val16, bsize = 0, *uc; |
832 | int offset, i, retry = 0; |
833 | |
834 | /* verify if the helper firmware has been loaded correctly */ |
835 | for (i = 0; i < 10; i++) { |
836 | if (MALO_READ_1(sc, MALO_REG_RBAL) == MALO_FW_HELPER_LOADED) |
837 | break; |
838 | delay(1000); |
839 | } |
840 | if (i == 10) { |
841 | aprint_error_dev(sc->sc_dev, "helper FW not loaded\n" ); |
842 | return EIO; |
843 | } |
844 | DPRINTF(1, "%s: helper FW loaded successfully\n" , |
845 | device_xname(sc->sc_dev)); |
846 | |
847 | /* download the main firmware */ |
848 | for (offset = 0; offset < sc->sc_fw_m_size; offset += bsize) { |
849 | val16 = MALO_READ_2(sc, MALO_REG_RBAL); |
850 | /* |
851 | * If the helper firmware serves us an odd integer then |
852 | * something went wrong and we retry to download the last |
853 | * block until we receive a good integer again, or give up. |
854 | */ |
855 | if (val16 & 0x0001) { |
856 | if (retry > MALO_FW_MAIN_MAXRETRY) { |
857 | aprint_error_dev(sc->sc_dev, |
858 | "main FW download failed\n" ); |
859 | return EIO; |
860 | } |
861 | retry++; |
862 | offset -= bsize; |
863 | } else { |
864 | retry = 0; |
865 | bsize = val16; |
866 | } |
867 | |
868 | /* send a block in words and confirm it */ |
869 | DPRINTF(3, "%s: download main FW block (%d bytes, %d off)\n" , |
870 | device_xname(sc->sc_dev), bsize, offset); |
871 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE_LEN, bsize); |
872 | uc = (uint16_t *)(sc->sc_fw_m + offset); |
873 | for (i = 0; i < bsize / 2; i++) |
874 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE, htole16(uc[i])); |
875 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_CMD_DL_OVER); |
876 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, |
877 | MALO_VAL_CMD_DL_OVER); |
878 | |
879 | /* poll for an acknowledgement */ |
880 | for (i = 0; i < 5000; i++) { |
881 | if (MALO_READ_1(sc, MALO_REG_CARD_STATUS) == |
882 | MALO_VAL_CMD_DL_OVER) |
883 | break; |
884 | } |
885 | if (i == 5000) { |
886 | aprint_error_dev(sc->sc_dev, |
887 | "timeout while main FW block download\n" ); |
888 | return EIO; |
889 | } |
890 | } |
891 | |
892 | DPRINTF(1, "%s: main FW downloaded\n" , device_xname(sc->sc_dev)); |
893 | |
894 | /* verify if the main firmware has been loaded correctly */ |
895 | for (i = 0; i < 500; i++) { |
896 | if (MALO_READ_1(sc, MALO_REG_SCRATCH) == |
897 | MALO_VAL_SCRATCH_FW_LOADED) |
898 | break; |
899 | delay(1000); |
900 | } |
901 | if (i == 500) { |
902 | aprint_error_dev(sc->sc_dev, "main FW not loaded\n" ); |
903 | return EIO; |
904 | } |
905 | |
906 | DPRINTF(1, "%s: main FW loaded successfully\n" , |
907 | device_xname(sc->sc_dev)); |
908 | |
909 | return 0; |
910 | } |
911 | |
912 | static void |
913 | cmalo_stop(struct malo_softc *sc) |
914 | { |
915 | struct ieee80211com *ic = &sc->sc_ic; |
916 | struct ifnet *ifp = &sc->sc_if; |
917 | |
918 | /* device down */ |
919 | ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); |
920 | |
921 | /* change device back to initial state */ |
922 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1); |
923 | |
924 | /* reset device */ |
925 | cmalo_cmd_set_reset(sc); |
926 | sc->sc_flags &= ~MALO_FW_LOADED; |
927 | |
928 | if (sc->sc_flags & MALO_DEVICE_ENABLED) |
929 | malo_pcmcia_disable(sc); |
930 | |
931 | DPRINTF(1, "%s: device down\n" , device_xname(sc->sc_dev)); |
932 | } |
933 | |
934 | static void |
935 | cmalo_intr_mask(struct malo_softc *sc, int enable) |
936 | { |
937 | uint16_t val16; |
938 | |
939 | val16 = MALO_READ_2(sc, MALO_REG_HOST_INTR_MASK); |
940 | |
941 | DPRINTF(3, "%s: intr mask changed from 0x%04x " , |
942 | device_xname(sc->sc_dev), val16); |
943 | |
944 | if (enable) |
945 | MALO_WRITE_2(sc, MALO_REG_HOST_INTR_MASK, |
946 | val16 & ~MALO_VAL_HOST_INTR_MASK_ON); |
947 | else |
948 | MALO_WRITE_2(sc, MALO_REG_HOST_INTR_MASK, |
949 | val16 | MALO_VAL_HOST_INTR_MASK_ON); |
950 | |
951 | val16 = MALO_READ_2(sc, MALO_REG_HOST_INTR_MASK); |
952 | |
953 | DPRINTF(3, "to 0x%04x\n" , val16); |
954 | } |
955 | |
956 | static void |
957 | cmalo_rx(struct malo_softc *sc) |
958 | { |
959 | struct ieee80211com *ic = &sc->sc_ic; |
960 | struct ifnet *ifp = &sc->sc_if; |
961 | struct malo_rx_desc *rxdesc; |
962 | struct mbuf *m; |
963 | uint8_t *data; |
964 | uint16_t psize; |
965 | int i; |
966 | |
967 | /* read the whole RX packet which is always 802.3 */ |
968 | psize = MALO_READ_2(sc, MALO_REG_DATA_READ_LEN); |
969 | if (psize > MALO_DATA_BUFFER_SIZE) { |
970 | aprint_error_dev(sc->sc_dev, |
971 | "received data too large: %dbyte\n" , psize); |
972 | return; |
973 | } |
974 | |
975 | MALO_READ_MULTI_2(sc, MALO_REG_DATA_READ, |
976 | (uint16_t *)sc->sc_data, psize / sizeof(uint16_t)); |
977 | if (psize & 0x0001) |
978 | sc->sc_data[psize - 1] = MALO_READ_1(sc, MALO_REG_DATA_READ); |
979 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_RX_DL_OVER); |
980 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, MALO_VAL_RX_DL_OVER); |
981 | |
982 | /* access RX packet descriptor */ |
983 | rxdesc = (struct malo_rx_desc *)sc->sc_data; |
984 | rxdesc->status = le16toh(rxdesc->status); |
985 | rxdesc->pkglen = le16toh(rxdesc->pkglen); |
986 | rxdesc->pkgoffset = le32toh(rxdesc->pkgoffset); |
987 | |
988 | DPRINTF(2, "RX status=%d, pkglen=%d, pkgoffset=%d\n" , |
989 | rxdesc->status, rxdesc->pkglen, rxdesc->pkgoffset); |
990 | |
991 | if (rxdesc->status != MALO_RX_STATUS_OK) |
992 | /* RX packet is not OK */ |
993 | return; |
994 | |
995 | /* remove the LLC / SNAP header */ |
996 | data = sc->sc_data + rxdesc->pkgoffset; |
997 | i = (ETHER_ADDR_LEN * 2) + sizeof(struct llc); |
998 | memcpy(data + (ETHER_ADDR_LEN * 2), data + i, rxdesc->pkglen - i); |
999 | rxdesc->pkglen -= sizeof(struct llc); |
1000 | |
1001 | #define ETHER_ALIGN 2 /* XXX */ |
1002 | /* prepare mbuf */ |
1003 | m = m_devget(sc->sc_data + rxdesc->pkgoffset, |
1004 | rxdesc->pkglen, ETHER_ALIGN, ifp, NULL); |
1005 | if (m == NULL) { |
1006 | DPRINTF(1, "RX m_devget failed\n" ); |
1007 | ifp->if_ierrors++; |
1008 | return; |
1009 | } |
1010 | |
1011 | if (ifp->if_bpf) |
1012 | bpf_ops->bpf_mtap(ifp->if_bpf, m); |
1013 | |
1014 | /* push the frame up to the network stack if not in monitor mode */ |
1015 | if (ic->ic_opmode != IEEE80211_M_MONITOR) { |
1016 | if_percpuq_enqueue(ifp->if_percpuq, m); |
1017 | ifp->if_ipackets++; |
1018 | } |
1019 | } |
1020 | |
1021 | static int |
1022 | cmalo_tx(struct malo_softc *sc, struct mbuf *m) |
1023 | { |
1024 | struct ifnet *ifp = &sc->sc_if; |
1025 | struct malo_tx_desc *txdesc = (struct malo_tx_desc *)sc->sc_data; |
1026 | uint8_t *data; |
1027 | uint16_t psize; |
1028 | |
1029 | memset(sc->sc_data, 0, sizeof(*txdesc)); |
1030 | psize = sizeof(*txdesc) + m->m_pkthdr.len; |
1031 | data = mtod(m, uint8_t *); |
1032 | |
1033 | /* prepare TX descriptor */ |
1034 | txdesc->pkgoffset = htole32(sizeof(*txdesc)); |
1035 | txdesc->pkglen = htole16(m->m_pkthdr.len); |
1036 | memcpy(txdesc->dstaddr, data, ETHER_ADDR_LEN); |
1037 | |
1038 | /* copy mbuf data to the buffer */ |
1039 | m_copydata(m, 0, m->m_pkthdr.len, sc->sc_data + sizeof(*txdesc)); |
1040 | m_freem(m); |
1041 | |
1042 | /* send TX packet to the device */ |
1043 | MALO_WRITE_2(sc, MALO_REG_DATA_WRITE_LEN, psize); |
1044 | MALO_WRITE_MULTI_2(sc, MALO_REG_DATA_WRITE, |
1045 | (uint16_t *)sc->sc_data, psize / sizeof(uint16_t)); |
1046 | if (psize & 0x0001) { |
1047 | data = sc->sc_data; |
1048 | MALO_WRITE_1(sc, MALO_REG_DATA_WRITE, data[psize - 1]); |
1049 | } |
1050 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_TX_DL_OVER); |
1051 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, MALO_VAL_TX_DL_OVER); |
1052 | |
1053 | ifp->if_flags |= IFF_OACTIVE; |
1054 | ifp->if_timer = 5; |
1055 | |
1056 | DPRINTF(2, "%s: TX status=%d, pkglen=%d, pkgoffset=%zd\n" , |
1057 | device_xname(sc->sc_dev), txdesc->status, le16toh(txdesc->pkglen), |
1058 | sizeof(*txdesc)); |
1059 | |
1060 | return 0; |
1061 | } |
1062 | |
1063 | static void |
1064 | cmalo_tx_done(struct malo_softc *sc) |
1065 | { |
1066 | struct ifnet *ifp = &sc->sc_if; |
1067 | |
1068 | DPRINTF(2, "%s: TX done\n" , device_xname(sc->sc_dev)); |
1069 | |
1070 | ifp->if_opackets++; |
1071 | ifp->if_flags &= ~IFF_OACTIVE; |
1072 | ifp->if_timer = 0; |
1073 | cmalo_start(ifp); |
1074 | } |
1075 | |
1076 | static void |
1077 | cmalo_event(struct malo_softc *sc) |
1078 | { |
1079 | uint16_t event; |
1080 | |
1081 | /* read event reason */ |
1082 | event = MALO_READ_2(sc, MALO_REG_CARD_STATUS); |
1083 | event &= MALO_VAL_CARD_STATUS_MASK; |
1084 | event = event >> 8; |
1085 | |
1086 | switch (event) { |
1087 | case MALO_EVENT_DEAUTH: |
1088 | DPRINTF(1, "%s: got deauthentication event (0x%04x)\n" , |
1089 | device_xname(sc->sc_dev), event); |
1090 | /* try to associate again */ |
1091 | cmalo_cmd_set_assoc(sc); |
1092 | break; |
1093 | case MALO_EVENT_DISASSOC: |
1094 | DPRINTF(1, "%s: got disassociation event (0x%04x)\n" , |
1095 | device_xname(sc->sc_dev), event); |
1096 | /* try to associate again */ |
1097 | cmalo_cmd_set_assoc(sc); |
1098 | break; |
1099 | default: |
1100 | DPRINTF(1, "%s: got unknown event (0x%04x)\n" , |
1101 | device_xname(sc->sc_dev), event); |
1102 | break; |
1103 | } |
1104 | |
1105 | /* acknowledge event */ |
1106 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, MALO_VAL_HOST_INTR_EVENT); |
1107 | } |
1108 | |
1109 | static void |
1110 | cmalo_select_network(struct malo_softc *sc) |
1111 | { |
1112 | struct ieee80211com *ic = &sc->sc_ic; |
1113 | int i, ; |
1114 | |
1115 | /* reset last selected network */ |
1116 | sc->sc_net_cur = 0; |
1117 | |
1118 | /* get desired network */ |
1119 | if (ic->ic_des_esslen) { |
1120 | for (i = 0; i < sc->sc_net_num; i++) { |
1121 | if (!strcmp(ic->ic_des_essid, sc->sc_net[i].ssid)) { |
1122 | sc->sc_net_cur = i; |
1123 | DPRINTF(1, "%s: desired network found (%s)\n" , |
1124 | device_xname(sc->sc_dev), |
1125 | ic->ic_des_essid); |
1126 | return; |
1127 | } |
1128 | } |
1129 | DPRINTF(1, "%s: desired network not found in scan results " |
1130 | "(%s)\n" , |
1131 | device_xname(sc->sc_dev), ic->ic_des_essid); |
1132 | } |
1133 | |
1134 | /* get network with best signal strength */ |
1135 | best_rssi = sc->sc_net[0].rssi; |
1136 | for (i = 0; i < sc->sc_net_num; i++) { |
1137 | if (best_rssi < sc->sc_net[i].rssi) { |
1138 | best_rssi = sc->sc_net[i].rssi; |
1139 | sc->sc_net_cur = i; |
1140 | } |
1141 | } |
1142 | DPRINTF(1, "%s: best network found (%s)\n" , |
1143 | device_xname(sc->sc_dev), sc->sc_net[sc->sc_net_cur].ssid); |
1144 | } |
1145 | |
1146 | static void |
1147 | cmalo_reflect_network(struct malo_softc *sc) |
1148 | { |
1149 | struct ieee80211com *ic = &sc->sc_ic; |
1150 | uint8_t chan; |
1151 | |
1152 | /* reflect active network to our 80211 stack */ |
1153 | |
1154 | /* BSSID */ |
1155 | IEEE80211_ADDR_COPY(ic->ic_bss->ni_bssid, |
1156 | sc->sc_net[sc->sc_net_cur].bssid); |
1157 | |
1158 | /* SSID */ |
1159 | ic->ic_bss->ni_esslen = strlen(sc->sc_net[sc->sc_net_cur].ssid); |
1160 | memcpy(ic->ic_bss->ni_essid, sc->sc_net[sc->sc_net_cur].ssid, |
1161 | ic->ic_bss->ni_esslen); |
1162 | |
1163 | /* channel */ |
1164 | chan = sc->sc_net[sc->sc_net_cur].channel; |
1165 | ic->ic_curchan = &ic->ic_channels[chan]; |
1166 | } |
1167 | |
1168 | static int |
1169 | cmalo_wep(struct malo_softc *sc) |
1170 | { |
1171 | struct ieee80211com *ic = &sc->sc_ic; |
1172 | int i; |
1173 | |
1174 | for (i = 0; i < IEEE80211_WEP_NKID; i++) { |
1175 | struct ieee80211_key *key = &ic->ic_crypto.cs_nw_keys[i]; |
1176 | |
1177 | if (!key->wk_keylen) |
1178 | continue; |
1179 | |
1180 | DPRINTF(1, "%s: setting wep key for index %d\n" , |
1181 | device_xname(sc->sc_dev), i); |
1182 | |
1183 | cmalo_cmd_set_wep(sc, i, key); |
1184 | } |
1185 | |
1186 | return 0; |
1187 | } |
1188 | |
1189 | static int |
1190 | cmalo_rate2bitmap(int rate) |
1191 | { |
1192 | switch (rate) { |
1193 | /* CCK rates */ |
1194 | case 0: return MALO_RATE_BITMAP_DS1; |
1195 | case 1: return MALO_RATE_BITMAP_DS2; |
1196 | case 2: return MALO_RATE_BITMAP_DS5; |
1197 | case 3: return MALO_RATE_BITMAP_DS11; |
1198 | |
1199 | /* OFDM rates */ |
1200 | case 4: return MALO_RATE_BITMAP_OFDM6; |
1201 | case 5: return MALO_RATE_BITMAP_OFDM9; |
1202 | case 6: return MALO_RATE_BITMAP_OFDM12; |
1203 | case 7: return MALO_RATE_BITMAP_OFDM18; |
1204 | case 8: return MALO_RATE_BITMAP_OFDM24; |
1205 | case 9: return MALO_RATE_BITMAP_OFDM36; |
1206 | case 10: return MALO_RATE_BITMAP_OFDM48; |
1207 | case 11: return MALO_RATE_BITMAP_OFDM54; |
1208 | |
1209 | /* unknown rate: should not happen */ |
1210 | default: return 0; |
1211 | } |
1212 | } |
1213 | |
1214 | static void |
1215 | cmalo_hexdump(void *buf, int len) |
1216 | { |
1217 | #ifdef CMALO_DEBUG |
1218 | int i; |
1219 | |
1220 | if (cmalo_d >= 2) { |
1221 | for (i = 0; i < len; i++) { |
1222 | if (i % 16 == 0) |
1223 | printf("%s%5i:" , i ? "\n" : "" , i); |
1224 | if (i % 4 == 0) |
1225 | printf(" " ); |
1226 | printf("%02x" , (int)*((u_char *)buf + i)); |
1227 | } |
1228 | printf("\n" ); |
1229 | } |
1230 | #endif |
1231 | } |
1232 | |
1233 | static int |
1234 | cmalo_cmd_get_hwspec(struct malo_softc *sc) |
1235 | { |
1236 | struct malo_cmd_header *hdr; |
1237 | struct malo_cmd_body_spec *body; |
1238 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1239 | |
1240 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1241 | hdr->cmd = htole16(MALO_CMD_HWSPEC); |
1242 | hdr->size = htole16(sizeof(*body)); |
1243 | hdr->seqnum = htole16(1); |
1244 | hdr->result = 0; |
1245 | |
1246 | body = (struct malo_cmd_body_spec *)(hdr + 1); |
1247 | memset(body, 0, sizeof(*body)); |
1248 | /* set all bits for MAC address, otherwise we won't get one back */ |
1249 | memset(body->macaddr, 0xff, ETHER_ADDR_LEN); |
1250 | |
1251 | /* process command request */ |
1252 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1253 | return EIO; |
1254 | |
1255 | /* process command repsonse */ |
1256 | cmalo_cmd_response(sc); |
1257 | |
1258 | return 0; |
1259 | } |
1260 | |
1261 | static int |
1262 | cmalo_cmd_rsp_hwspec(struct malo_softc *sc) |
1263 | { |
1264 | struct ieee80211com *ic = &sc->sc_ic; |
1265 | struct malo_cmd_header *hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1266 | struct malo_cmd_body_spec *body; |
1267 | int i; |
1268 | |
1269 | body = (struct malo_cmd_body_spec *)(hdr + 1); |
1270 | |
1271 | /* get our MAC address */ |
1272 | for (i = 0; i < ETHER_ADDR_LEN; i++) |
1273 | ic->ic_myaddr[i] = body->macaddr[i]; |
1274 | |
1275 | return 0; |
1276 | } |
1277 | |
1278 | static int |
1279 | cmalo_cmd_set_reset(struct malo_softc *sc) |
1280 | { |
1281 | struct malo_cmd_header *hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1282 | const uint16_t psize = sizeof(*hdr); |
1283 | |
1284 | hdr->cmd = htole16(MALO_CMD_RESET); |
1285 | hdr->size = 0; |
1286 | hdr->seqnum = htole16(1); |
1287 | hdr->result = 0; |
1288 | |
1289 | /* process command request */ |
1290 | if (cmalo_cmd_request(sc, psize, 1) != 0) |
1291 | return EIO; |
1292 | |
1293 | /* give the device some time to finish the reset */ |
1294 | delay(100); |
1295 | |
1296 | return 0; |
1297 | } |
1298 | |
1299 | static int |
1300 | cmalo_cmd_set_scan(struct malo_softc *sc) |
1301 | { |
1302 | struct ieee80211com *ic = &sc->sc_ic; |
1303 | struct malo_cmd_header *hdr; |
1304 | struct malo_cmd_body_scan *body; |
1305 | struct malo_cmd_tlv_ssid *body_ssid; |
1306 | struct malo_cmd_tlv_chanlist *body_chanlist; |
1307 | struct malo_cmd_tlv_rates *body_rates; |
1308 | uint16_t psize; |
1309 | int i; |
1310 | |
1311 | psize = sizeof(*hdr) + sizeof(*body) + |
1312 | sizeof(*body_ssid) + sizeof(*body_chanlist) + sizeof(*body_rates); |
1313 | |
1314 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1315 | hdr->cmd = htole16(MALO_CMD_SCAN); |
1316 | hdr->seqnum = htole16(1); |
1317 | hdr->result = 0; |
1318 | |
1319 | body = (struct malo_cmd_body_scan *)(hdr + 1); |
1320 | body->bsstype = 0x03; /* any BSS */ |
1321 | memset(body->bssid, 0xff, ETHER_ADDR_LEN); |
1322 | |
1323 | body_ssid = (struct malo_cmd_tlv_ssid *)(body + 1); |
1324 | body_ssid->type = htole16(MALO_TLV_TYPE_SSID); |
1325 | body_ssid->size = htole16(0); |
1326 | |
1327 | body_chanlist = (struct malo_cmd_tlv_chanlist *)(body_ssid + 1); |
1328 | body_chanlist->type = htole16(MALO_TLV_TYPE_CHANLIST); |
1329 | body_chanlist->size = htole16(sizeof(body_chanlist->data)); |
1330 | for (i = 0; i < CHANNELS; i++) { |
1331 | body_chanlist->data[i].radiotype = 0x00; |
1332 | body_chanlist->data[i].channumber = (i + 1); |
1333 | body_chanlist->data[i].scantype = 0x00; /* active */ |
1334 | body_chanlist->data[i].minscantime = htole16(0); |
1335 | body_chanlist->data[i].maxscantime = htole16(100); |
1336 | } |
1337 | |
1338 | body_rates = (struct malo_cmd_tlv_rates *)(body_chanlist + 1); |
1339 | body_rates->type = htole16(MALO_TLV_TYPE_RATES); |
1340 | body_rates->size = |
1341 | htole16(ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates); |
1342 | memcpy(body_rates->data, ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates, |
1343 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates); |
1344 | psize += le16toh(body_rates->size); |
1345 | |
1346 | memset((char *)(body_rates + 1) + le16toh(body_rates->size), 0, |
1347 | sizeof(struct malo_cmd_tlv_numprobes)); |
1348 | |
1349 | hdr->size = htole16(psize - sizeof(*hdr)); |
1350 | |
1351 | /* process command request */ |
1352 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1353 | return EIO; |
1354 | |
1355 | /* process command repsonse */ |
1356 | cmalo_cmd_response(sc); |
1357 | |
1358 | return 0; |
1359 | } |
1360 | |
1361 | static int |
1362 | cmalo_cmd_rsp_scan(struct malo_softc *sc) |
1363 | { |
1364 | struct malo_cmd_header *hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1365 | struct malo_cmd_body_rsp_scan *body; |
1366 | struct malo_cmd_body_rsp_scan_set *set; |
1367 | int i; |
1368 | |
1369 | memset(sc->sc_net, 0, sizeof(sc->sc_net)); |
1370 | |
1371 | body = (struct malo_cmd_body_rsp_scan *)(hdr + 1); |
1372 | body->bufsize = le16toh(body->bufsize); |
1373 | |
1374 | DPRINTF(1, "bufsize=%d, APs=%d\n" , body->bufsize, body->numofset); |
1375 | sc->sc_net_num = body->numofset; |
1376 | |
1377 | set = (struct malo_cmd_body_rsp_scan_set *)(body + 1); |
1378 | |
1379 | /* cycle through found networks */ |
1380 | for (i = 0; i < body->numofset; i++) { |
1381 | set->size = le16toh(set->size); |
1382 | set->beaconintvl = le16toh(set->beaconintvl); |
1383 | set->capinfo = le16toh(set->capinfo); |
1384 | |
1385 | DPRINTF(1, "size=%d, bssid=%s, rssi=%d, beaconintvl=%d, " |
1386 | "capinfo=0x%04x\n" , |
1387 | set->size, ether_sprintf(set->bssid), set->rssi, |
1388 | set->beaconintvl, set->capinfo); |
1389 | |
1390 | /* save scan results */ |
1391 | memcpy(sc->sc_net[i].bssid, set->bssid, sizeof(set->bssid)); |
1392 | sc->sc_net[i].rssi = set->rssi; |
1393 | memcpy(sc->sc_net[i].timestamp, set->timestamp, |
1394 | sizeof(set->timestamp)); |
1395 | sc->sc_net[i].beaconintvl = set->beaconintvl; |
1396 | sc->sc_net[i].capinfo = set->capinfo; |
1397 | |
1398 | cmalo_parse_elements(sc, set->data, |
1399 | set->size - (sizeof(*set) - sizeof(set->size)), i); |
1400 | |
1401 | set = (struct malo_cmd_body_rsp_scan_set *) |
1402 | ((char *)set + sizeof(set->size) + set->size); |
1403 | } |
1404 | |
1405 | return 0; |
1406 | } |
1407 | |
1408 | static int |
1409 | cmalo_parse_elements(struct malo_softc *sc, uint8_t *buf, int size, int pos) |
1410 | { |
1411 | uint8_t eid, len; |
1412 | int i; |
1413 | |
1414 | DPRINTF(2, "element_size=%d, element_pos=%d\n" , size, pos); |
1415 | |
1416 | for (i = 0; i < size; ) { |
1417 | eid = *(uint8_t *)(buf + i); |
1418 | i++; |
1419 | len = *(uint8_t *)(buf + i); |
1420 | i++; |
1421 | DPRINTF(2, "eid=%d, len=%d, " , eid, len); |
1422 | |
1423 | switch (eid) { |
1424 | case IEEE80211_ELEMID_SSID: |
1425 | memcpy(sc->sc_net[pos].ssid, buf + i, len); |
1426 | DPRINTF(2, "ssid=%s\n" , sc->sc_net[pos].ssid); |
1427 | break; |
1428 | case IEEE80211_ELEMID_RATES: |
1429 | memcpy(sc->sc_net[pos].rates, buf + i, len); |
1430 | DPRINTF(2, "rates\n" ); |
1431 | break; |
1432 | case IEEE80211_ELEMID_DSPARMS: |
1433 | sc->sc_net[pos].channel = *(uint8_t *)(buf + i); |
1434 | DPRINTF(2, "chnl=%d\n" , sc->sc_net[pos].channel); |
1435 | break; |
1436 | default: |
1437 | DPRINTF(2, "unknown\n" ); |
1438 | break; |
1439 | } |
1440 | |
1441 | i += len; |
1442 | } |
1443 | |
1444 | return 0; |
1445 | } |
1446 | |
1447 | static int |
1448 | cmalo_cmd_set_auth(struct malo_softc *sc) |
1449 | { |
1450 | struct malo_cmd_header *hdr; |
1451 | struct malo_cmd_body_auth *body; |
1452 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1453 | |
1454 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1455 | hdr->cmd = htole16(MALO_CMD_AUTH); |
1456 | hdr->size = htole16(sizeof(*body)); |
1457 | hdr->seqnum = htole16(1); |
1458 | hdr->result = 0; |
1459 | |
1460 | body = (struct malo_cmd_body_auth *)(hdr + 1); |
1461 | memcpy(body->peermac, sc->sc_net[sc->sc_net_cur].bssid, ETHER_ADDR_LEN); |
1462 | body->authtype = 0; |
1463 | |
1464 | /* process command request */ |
1465 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1466 | return EIO; |
1467 | |
1468 | /* process command repsonse */ |
1469 | cmalo_cmd_response(sc); |
1470 | |
1471 | return 0; |
1472 | } |
1473 | |
1474 | static int |
1475 | cmalo_cmd_set_wep(struct malo_softc *sc, uint16_t index, |
1476 | struct ieee80211_key *key) |
1477 | { |
1478 | struct malo_cmd_header *hdr; |
1479 | struct malo_cmd_body_wep *body; |
1480 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1481 | |
1482 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1483 | hdr->cmd = htole16(MALO_CMD_WEP); |
1484 | hdr->size = htole16(sizeof(*body)); |
1485 | hdr->seqnum = htole16(1); |
1486 | hdr->result = 0; |
1487 | |
1488 | body = (struct malo_cmd_body_wep *)(hdr + 1); |
1489 | memset(body, 0, sizeof(*body)); |
1490 | body->action = htole16(MALO_WEP_ACTION_TYPE_ADD); |
1491 | body->key_index = htole16(index); |
1492 | |
1493 | if (body->key_index == 0) { |
1494 | if (key->wk_keylen > 5) |
1495 | body->key_type_1 = MALO_WEP_KEY_TYPE_104BIT; |
1496 | else |
1497 | body->key_type_1 = MALO_WEP_KEY_TYPE_40BIT; |
1498 | memcpy(body->key_value_1, key->wk_key, key->wk_keylen); |
1499 | } |
1500 | if (body->key_index == 1) { |
1501 | if (key->wk_keylen > 5) |
1502 | body->key_type_2 = MALO_WEP_KEY_TYPE_104BIT; |
1503 | else |
1504 | body->key_type_2 = MALO_WEP_KEY_TYPE_40BIT; |
1505 | memcpy(body->key_value_2, key->wk_key, key->wk_keylen); |
1506 | } |
1507 | if (body->key_index == 2) { |
1508 | if (key->wk_keylen > 5) |
1509 | body->key_type_3 = MALO_WEP_KEY_TYPE_104BIT; |
1510 | else |
1511 | body->key_type_3 = MALO_WEP_KEY_TYPE_40BIT; |
1512 | memcpy(body->key_value_3, key->wk_key, key->wk_keylen); |
1513 | } |
1514 | if (body->key_index == 3) { |
1515 | if (key->wk_keylen > 5) |
1516 | body->key_type_4 = MALO_WEP_KEY_TYPE_104BIT; |
1517 | else |
1518 | body->key_type_4 = MALO_WEP_KEY_TYPE_40BIT; |
1519 | memcpy(body->key_value_4, key->wk_key, key->wk_keylen); |
1520 | } |
1521 | |
1522 | /* process command request */ |
1523 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1524 | return EIO; |
1525 | |
1526 | /* process command repsonse */ |
1527 | cmalo_cmd_response(sc); |
1528 | |
1529 | return 0; |
1530 | } |
1531 | |
1532 | static int |
1533 | cmalo_cmd_set_snmp(struct malo_softc *sc, uint16_t oid) |
1534 | { |
1535 | struct malo_cmd_header *hdr; |
1536 | struct malo_cmd_body_snmp *body; |
1537 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1538 | |
1539 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1540 | hdr->cmd = htole16(MALO_CMD_SNMP); |
1541 | hdr->size = htole16(sizeof(*body)); |
1542 | hdr->seqnum = htole16(1); |
1543 | hdr->result = 0; |
1544 | |
1545 | body = (struct malo_cmd_body_snmp *)(hdr + 1); |
1546 | memset(body, 0, sizeof(*body)); |
1547 | body->action = htole16(1); |
1548 | |
1549 | switch (oid) { |
1550 | case MALO_OID_RTSTRESH: |
1551 | body->oid = htole16(MALO_OID_RTSTRESH); |
1552 | body->size = htole16(2); |
1553 | *(uint16_t *)body->data = htole16(2347); |
1554 | break; |
1555 | case MALO_OID_SHORTRETRY: |
1556 | body->oid = htole16(MALO_OID_SHORTRETRY); |
1557 | body->size = htole16(2); |
1558 | *(uint16_t *)body->data = htole16(4); |
1559 | break; |
1560 | case MALO_OID_FRAGTRESH: |
1561 | body->oid = htole16(MALO_OID_FRAGTRESH); |
1562 | body->size = htole16(2); |
1563 | *(uint16_t *)body->data = htole16(2346); |
1564 | break; |
1565 | case MALO_OID_80211D: |
1566 | body->oid = htole16(MALO_OID_80211D); |
1567 | body->size = htole16(2); |
1568 | *(uint16_t *)body->data = htole16(1); |
1569 | break; |
1570 | default: |
1571 | break; |
1572 | } |
1573 | |
1574 | /* process command request */ |
1575 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1576 | return EIO; |
1577 | |
1578 | /* process command repsonse */ |
1579 | cmalo_cmd_response(sc); |
1580 | |
1581 | return 0; |
1582 | } |
1583 | |
1584 | static int |
1585 | cmalo_cmd_set_radio(struct malo_softc *sc, uint16_t control) |
1586 | { |
1587 | struct malo_cmd_header *hdr; |
1588 | struct malo_cmd_body_radio *body; |
1589 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1590 | |
1591 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1592 | hdr->cmd = htole16(MALO_CMD_RADIO); |
1593 | hdr->size = htole16(sizeof(*body)); |
1594 | hdr->seqnum = htole16(1); |
1595 | hdr->result = 0; |
1596 | |
1597 | body = (struct malo_cmd_body_radio *)(hdr + 1); |
1598 | body->action = htole16(1); |
1599 | if (control) |
1600 | body->control = |
1601 | htole16(MALO_CMD_RADIO_ON | MALO_CMD_RADIO_AUTO_P); |
1602 | else |
1603 | body->control = 0; |
1604 | |
1605 | /* process command request */ |
1606 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1607 | return EIO; |
1608 | |
1609 | /* process command repsonse */ |
1610 | cmalo_cmd_response(sc); |
1611 | |
1612 | return 0; |
1613 | } |
1614 | |
1615 | static int |
1616 | cmalo_cmd_set_channel(struct malo_softc *sc, uint16_t channel) |
1617 | { |
1618 | struct malo_cmd_header *hdr; |
1619 | struct malo_cmd_body_channel *body; |
1620 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1621 | |
1622 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1623 | hdr->cmd = htole16(MALO_CMD_CHANNEL); |
1624 | hdr->size = htole16(sizeof(*body)); |
1625 | hdr->seqnum = htole16(1); |
1626 | hdr->result = 0; |
1627 | |
1628 | body = (struct malo_cmd_body_channel *)(hdr + 1); |
1629 | memset(body, 0, sizeof(*body)); |
1630 | body->action = htole16(1); |
1631 | body->channel = htole16(channel); |
1632 | |
1633 | /* process command request */ |
1634 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1635 | return EIO; |
1636 | |
1637 | /* process command repsonse */ |
1638 | cmalo_cmd_response(sc); |
1639 | |
1640 | return 0; |
1641 | } |
1642 | |
1643 | |
1644 | static int |
1645 | cmalo_cmd_set_txpower(struct malo_softc *sc, int16_t txpower) |
1646 | { |
1647 | struct malo_cmd_header *hdr; |
1648 | struct malo_cmd_body_txpower *body; |
1649 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1650 | |
1651 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1652 | hdr->cmd = htole16(MALO_CMD_TXPOWER); |
1653 | hdr->size = htole16(sizeof(*body)); |
1654 | hdr->seqnum = htole16(1); |
1655 | hdr->result = 0; |
1656 | |
1657 | body = (struct malo_cmd_body_txpower *)(hdr + 1); |
1658 | body->action = htole16(1); |
1659 | body->txpower = htole16(txpower); |
1660 | |
1661 | /* process command request */ |
1662 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1663 | return EIO; |
1664 | |
1665 | /* process command repsonse */ |
1666 | cmalo_cmd_response(sc); |
1667 | |
1668 | return 0; |
1669 | } |
1670 | |
1671 | static int |
1672 | cmalo_cmd_set_antenna(struct malo_softc *sc, uint16_t action) |
1673 | { |
1674 | struct malo_cmd_header *hdr; |
1675 | struct malo_cmd_body_antenna *body; |
1676 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1677 | |
1678 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1679 | hdr->cmd = htole16(MALO_CMD_ANTENNA); |
1680 | hdr->size = htole16(sizeof(*body)); |
1681 | hdr->seqnum = htole16(1); |
1682 | hdr->result = 0; |
1683 | |
1684 | body = (struct malo_cmd_body_antenna *)(hdr + 1); |
1685 | /* 1 = set RX, 2 = set TX */ |
1686 | body->action = htole16(action); |
1687 | |
1688 | switch (action) { |
1689 | case 1: |
1690 | /* set RX antenna */ |
1691 | body->antenna_mode = htole16(0xffff); |
1692 | break; |
1693 | |
1694 | case 2: |
1695 | /* set TX antenna */ |
1696 | body->antenna_mode = htole16(2); |
1697 | break; |
1698 | |
1699 | default: |
1700 | body->antenna_mode = 0; |
1701 | break; |
1702 | } |
1703 | |
1704 | /* process command request */ |
1705 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1706 | return EIO; |
1707 | |
1708 | /* process command repsonse */ |
1709 | cmalo_cmd_response(sc); |
1710 | |
1711 | return 0; |
1712 | } |
1713 | |
1714 | static int |
1715 | cmalo_cmd_set_macctrl(struct malo_softc *sc) |
1716 | { |
1717 | struct ieee80211com *ic = &sc->sc_ic; |
1718 | struct malo_cmd_header *hdr; |
1719 | struct malo_cmd_body_macctrl *body; |
1720 | uint16_t psize; |
1721 | |
1722 | psize = sizeof(*hdr) + sizeof(*body); |
1723 | |
1724 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1725 | hdr->cmd = htole16(MALO_CMD_MACCTRL); |
1726 | hdr->size = htole16(sizeof(*body)); |
1727 | hdr->seqnum = htole16(1); |
1728 | hdr->result = 0; |
1729 | |
1730 | body = (struct malo_cmd_body_macctrl *)(hdr + 1); |
1731 | memset(body, 0, sizeof(*body)); |
1732 | body->action = htole16(MALO_CMD_MACCTRL_RX_ON | MALO_CMD_MACCTRL_TX_ON); |
1733 | if (ic->ic_opmode == IEEE80211_M_MONITOR) |
1734 | body->action |= htole16(MALO_CMD_MACCTRL_PROMISC_ON); |
1735 | |
1736 | /* process command request */ |
1737 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1738 | return EIO; |
1739 | |
1740 | /* process command repsonse */ |
1741 | cmalo_cmd_response(sc); |
1742 | |
1743 | return 0; |
1744 | } |
1745 | |
1746 | static int |
1747 | cmalo_cmd_set_macaddr(struct malo_softc *sc, uint8_t *macaddr) |
1748 | { |
1749 | struct malo_cmd_header *hdr; |
1750 | struct malo_cmd_body_macaddr *body; |
1751 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1752 | |
1753 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1754 | hdr->cmd = htole16(MALO_CMD_MACADDR); |
1755 | hdr->size = htole16(sizeof(*body)); |
1756 | hdr->seqnum = htole16(1); |
1757 | hdr->result = 0; |
1758 | |
1759 | body = (struct malo_cmd_body_macaddr *)(hdr + 1); |
1760 | body->action = htole16(1); |
1761 | memcpy(body->macaddr, macaddr, ETHER_ADDR_LEN); |
1762 | |
1763 | /* process command request */ |
1764 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1765 | return EIO; |
1766 | |
1767 | /* process command repsonse */ |
1768 | cmalo_cmd_response(sc); |
1769 | |
1770 | return 0; |
1771 | } |
1772 | |
1773 | static int |
1774 | cmalo_cmd_set_assoc(struct malo_softc *sc) |
1775 | { |
1776 | struct malo_cmd_header *hdr; |
1777 | struct malo_cmd_body_assoc *body; |
1778 | struct malo_cmd_tlv_ssid *body_ssid; |
1779 | struct malo_cmd_tlv_phy *body_phy; |
1780 | struct malo_cmd_tlv_cf *body_cf; |
1781 | struct malo_cmd_tlv_rates *body_rates; |
1782 | struct malo_cmd_tlv_passeid *body_passeid; |
1783 | uint16_t psize; |
1784 | |
1785 | psize = sizeof(*hdr) + sizeof(*body) + sizeof(*body_ssid) + |
1786 | sizeof(body_phy) + sizeof(*body_cf) + sizeof(*body_rates); |
1787 | |
1788 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1789 | hdr->cmd = htole16(MALO_CMD_ASSOC); |
1790 | hdr->seqnum = htole16(1); |
1791 | hdr->result = 0; |
1792 | |
1793 | body = (struct malo_cmd_body_assoc *)(hdr + 1); |
1794 | memset(body, 0, sizeof(*body)); |
1795 | memcpy(body->peermac, sc->sc_net[sc->sc_net_cur].bssid, ETHER_ADDR_LEN); |
1796 | body->capinfo = htole16(sc->sc_net[sc->sc_net_cur].capinfo); |
1797 | body->listenintrv = htole16(10); |
1798 | |
1799 | body_ssid = (struct malo_cmd_tlv_ssid *)(body + 1); |
1800 | body_ssid->type = htole16(MALO_TLV_TYPE_SSID); |
1801 | body_ssid->size = htole16(strlen(sc->sc_net[sc->sc_net_cur].ssid)); |
1802 | memcpy(body_ssid->data, sc->sc_net[sc->sc_net_cur].ssid, |
1803 | le16toh(body_ssid->size)); |
1804 | psize += le16toh(body_ssid->size); |
1805 | |
1806 | body_phy = (struct malo_cmd_tlv_phy *) |
1807 | ((char *)(body_ssid + 1) + le16toh(body_ssid->size)); |
1808 | body_phy->type = htole16(MALO_TLV_TYPE_PHY); |
1809 | body_phy->size = htole16(1); |
1810 | body_phy->data[0] = sc->sc_net[sc->sc_net_cur].channel; |
1811 | psize += le16toh(body_phy->size); |
1812 | |
1813 | body_cf = (struct malo_cmd_tlv_cf *) |
1814 | ((char *)(body_phy + 1) + le16toh(body_phy->size)); |
1815 | body_cf->type = htole16(MALO_TLV_TYPE_CF); |
1816 | body_cf->size = htole16(0); |
1817 | |
1818 | body_rates = (struct malo_cmd_tlv_rates *)(body_cf + 1); |
1819 | body_rates->type = htole16(MALO_TLV_TYPE_RATES); |
1820 | body_rates->size = htole16(strlen(sc->sc_net[sc->sc_net_cur].rates)); |
1821 | memcpy(body_rates->data, sc->sc_net[sc->sc_net_cur].rates, |
1822 | le16toh(body_rates->size)); |
1823 | psize += le16toh(body_rates->size); |
1824 | |
1825 | /* hack to correct FW's wrong generated rates-element-id */ |
1826 | body_passeid = (struct malo_cmd_tlv_passeid *) |
1827 | ((char *)(body_rates + 1) + le16toh(body_rates->size)); |
1828 | body_passeid->type = htole16(MALO_TLV_TYPE_PASSEID); |
1829 | body_passeid->size = body_rates->size; |
1830 | memcpy(body_passeid->data, body_rates->data, le16toh(body_rates->size)); |
1831 | psize += le16toh(body_passeid->size); |
1832 | |
1833 | hdr->size = htole16(psize - sizeof(*hdr)); |
1834 | |
1835 | /* process command request */ |
1836 | if (!sc->sc_cmd_ctxsave) { |
1837 | if (cmalo_cmd_request(sc, psize, 1) != 0) |
1838 | return EIO; |
1839 | return 0; |
1840 | } |
1841 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1842 | return EIO; |
1843 | |
1844 | /* process command repsonse */ |
1845 | cmalo_cmd_response(sc); |
1846 | |
1847 | return 0; |
1848 | } |
1849 | |
1850 | static int |
1851 | cmalo_cmd_rsp_assoc(struct malo_softc *sc) |
1852 | { |
1853 | struct malo_cmd_header *hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1854 | struct malo_cmd_body_rsp_assoc *body; |
1855 | |
1856 | body = (struct malo_cmd_body_rsp_assoc *)(hdr + 1); |
1857 | |
1858 | if (body->status) { |
1859 | DPRINTF(1, "%s: association failed (status %d)\n" , |
1860 | device_xname(sc->sc_dev), body->status); |
1861 | sc->sc_flags |= MALO_ASSOC_FAILED; |
1862 | } else |
1863 | DPRINTF(1, "%s: association successful\n" , |
1864 | device_xname(sc->sc_dev)); |
1865 | |
1866 | return 0; |
1867 | } |
1868 | |
1869 | static int |
1870 | cmalo_cmd_set_rate(struct malo_softc *sc, int rate) |
1871 | { |
1872 | struct malo_cmd_header *hdr; |
1873 | struct malo_cmd_body_rate *body; |
1874 | const uint16_t psize = sizeof(*hdr) + sizeof(*body); |
1875 | |
1876 | hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1877 | hdr->cmd = htole16(MALO_CMD_RATE); |
1878 | hdr->size = htole16(sizeof(*body)); |
1879 | hdr->seqnum = htole16(1); |
1880 | hdr->result = 0; |
1881 | |
1882 | body = (struct malo_cmd_body_rate *)(hdr + 1); |
1883 | body->action = htole16(1); |
1884 | if (rate == IEEE80211_FIXED_RATE_NONE) { |
1885 | body->hwauto = htole16(1); |
1886 | body->ratebitmap = htole16(MALO_RATE_BITMAP_AUTO); |
1887 | } else { |
1888 | body->hwauto = 0; |
1889 | body->ratebitmap = htole16(cmalo_rate2bitmap(rate)); |
1890 | } |
1891 | |
1892 | /* process command request */ |
1893 | if (cmalo_cmd_request(sc, psize, 0) != 0) |
1894 | return EIO; |
1895 | |
1896 | /* process command repsonse */ |
1897 | cmalo_cmd_response(sc); |
1898 | |
1899 | return 0; |
1900 | } |
1901 | |
1902 | static int |
1903 | cmalo_cmd_request(struct malo_softc *sc, uint16_t psize, int no_response) |
1904 | { |
1905 | uint8_t *cmd; |
1906 | |
1907 | mutex_enter(&sc->sc_mtx); |
1908 | |
1909 | cmalo_hexdump(sc->sc_cmd, psize); |
1910 | |
1911 | /* send command request */ |
1912 | MALO_WRITE_2(sc, MALO_REG_CMD_WRITE_LEN, psize); |
1913 | MALO_WRITE_MULTI_2(sc, MALO_REG_CMD_WRITE, |
1914 | (uint16_t *)sc->sc_cmd, psize / sizeof(uint16_t)); |
1915 | if (psize & 0x0001) { |
1916 | cmd = sc->sc_cmd; |
1917 | MALO_WRITE_1(sc, MALO_REG_CMD_WRITE, cmd[psize - 1]); |
1918 | } |
1919 | MALO_WRITE_1(sc, MALO_REG_HOST_STATUS, MALO_VAL_CMD_DL_OVER); |
1920 | MALO_WRITE_2(sc, MALO_REG_CARD_INTR_CAUSE, MALO_VAL_CMD_DL_OVER); |
1921 | |
1922 | if (no_response) { |
1923 | mutex_exit(&sc->sc_mtx); |
1924 | |
1925 | /* we don't expect a response */ |
1926 | return 0; |
1927 | } |
1928 | |
1929 | /* wait for the command response */ |
1930 | if (cv_timedwait_sig(&sc->sc_cv, &sc->sc_mtx, 500) == EWOULDBLOCK) { |
1931 | mutex_exit(&sc->sc_mtx); |
1932 | aprint_error_dev(sc->sc_dev, |
1933 | "timeout while waiting for cmd response\n" ); |
1934 | return EIO; |
1935 | } |
1936 | mutex_exit(&sc->sc_mtx); |
1937 | |
1938 | return 0; |
1939 | } |
1940 | |
1941 | static int |
1942 | cmalo_cmd_response(struct malo_softc *sc) |
1943 | { |
1944 | struct malo_cmd_header *hdr = (struct malo_cmd_header *)sc->sc_cmd; |
1945 | uint16_t psize; |
1946 | int s; |
1947 | |
1948 | s = splnet(); |
1949 | |
1950 | #ifdef CMALO_DEBUG |
1951 | memset(sc->sc_cmd, 0, MALO_CMD_BUFFER_SIZE); |
1952 | #endif |
1953 | |
1954 | /* read the whole command response */ |
1955 | psize = MALO_READ_2(sc, MALO_REG_CMD_READ_LEN); |
1956 | if (psize > MALO_CMD_BUFFER_SIZE) { |
1957 | aprint_error_dev(sc->sc_dev, |
1958 | "command response too large: %dbyte\n" , psize); |
1959 | return EIO; |
1960 | } |
1961 | |
1962 | MALO_READ_MULTI_2(sc, MALO_REG_CMD_READ, |
1963 | (uint16_t *)sc->sc_cmd, psize / sizeof(uint16_t)); |
1964 | if (psize & 0x0001) |
1965 | sc->sc_cmd[psize - 1] = MALO_READ_1(sc, MALO_REG_CMD_READ); |
1966 | |
1967 | cmalo_hexdump(sc->sc_cmd, psize); |
1968 | |
1969 | /* |
1970 | * We convert the header values into the machines correct endianess, |
1971 | * so we don't have to le16toh() all over the code. The body is |
1972 | * kept in the cards order, little endian. We need to take care |
1973 | * about the body endianess in the corresponding response routines. |
1974 | */ |
1975 | hdr->cmd = le16toh(hdr->cmd); |
1976 | hdr->size = le16toh(hdr->size); |
1977 | hdr->seqnum = le16toh(hdr->seqnum); |
1978 | hdr->result = le16toh(hdr->result); |
1979 | |
1980 | /* check for a valid command response */ |
1981 | if (!(hdr->cmd & MALO_CMD_RESP)) { |
1982 | aprint_error_dev(sc->sc_dev, |
1983 | "got invalid command response (0x%04x)\n" , hdr->cmd); |
1984 | splx(s); |
1985 | return EIO; |
1986 | } |
1987 | hdr->cmd &= ~MALO_CMD_RESP; |
1988 | |
1989 | /* association cmd response is special */ |
1990 | if (hdr->cmd == 0x0012) |
1991 | hdr->cmd = MALO_CMD_ASSOC; |
1992 | |
1993 | /* to which command does the response belong */ |
1994 | switch (hdr->cmd) { |
1995 | case MALO_CMD_HWSPEC: |
1996 | DPRINTF(1, "%s: got hwspec cmd response\n" , |
1997 | device_xname(sc->sc_dev)); |
1998 | cmalo_cmd_rsp_hwspec(sc); |
1999 | break; |
2000 | case MALO_CMD_RESET: |
2001 | /* reset will not send back a response */ |
2002 | break; |
2003 | case MALO_CMD_SCAN: |
2004 | DPRINTF(1, "%s: got scan cmd response\n" , |
2005 | device_xname(sc->sc_dev)); |
2006 | cmalo_cmd_rsp_scan(sc); |
2007 | break; |
2008 | case MALO_CMD_AUTH: |
2009 | /* do nothing */ |
2010 | DPRINTF(1, "%s: got auth cmd response\n" , |
2011 | device_xname(sc->sc_dev)); |
2012 | break; |
2013 | case MALO_CMD_WEP: |
2014 | /* do nothing */ |
2015 | DPRINTF(1, "%s: got wep cmd response\n" , |
2016 | device_xname(sc->sc_dev)); |
2017 | break; |
2018 | case MALO_CMD_SNMP: |
2019 | /* do nothing */ |
2020 | DPRINTF(1, "%s: got snmp cmd response\n" , |
2021 | device_xname(sc->sc_dev)); |
2022 | break; |
2023 | case MALO_CMD_RADIO: |
2024 | /* do nothing */ |
2025 | DPRINTF(1, "%s: got radio cmd response\n" , |
2026 | device_xname(sc->sc_dev)); |
2027 | break; |
2028 | case MALO_CMD_CHANNEL: |
2029 | /* do nothing */ |
2030 | DPRINTF(1, "%s: got channel cmd response\n" , |
2031 | device_xname(sc->sc_dev)); |
2032 | break; |
2033 | case MALO_CMD_TXPOWER: |
2034 | /* do nothing */ |
2035 | DPRINTF(1, "%s: got txpower cmd response\n" , |
2036 | device_xname(sc->sc_dev)); |
2037 | break; |
2038 | case MALO_CMD_ANTENNA: |
2039 | /* do nothing */ |
2040 | DPRINTF(1, "%s: got antenna cmd response\n" , |
2041 | device_xname(sc->sc_dev)); |
2042 | break; |
2043 | case MALO_CMD_MACCTRL: |
2044 | /* do nothing */ |
2045 | DPRINTF(1, "%s: got macctrl cmd response\n" , |
2046 | device_xname(sc->sc_dev)); |
2047 | break; |
2048 | case MALO_CMD_MACADDR: |
2049 | /* do nothing */ |
2050 | DPRINTF(1, "%s: got macaddr cmd response\n" , |
2051 | device_xname(sc->sc_dev)); |
2052 | break; |
2053 | case MALO_CMD_ASSOC: |
2054 | /* do nothing */ |
2055 | DPRINTF(1, "%s: got assoc cmd response\n" , |
2056 | device_xname(sc->sc_dev)); |
2057 | cmalo_cmd_rsp_assoc(sc); |
2058 | break; |
2059 | case MALO_CMD_80211D: |
2060 | /* do nothing */ |
2061 | DPRINTF(1, "%s: got 80211d cmd response\n" , |
2062 | device_xname(sc->sc_dev)); |
2063 | break; |
2064 | case MALO_CMD_BGSCAN_CONFIG: |
2065 | /* do nothing */ |
2066 | DPRINTF(1, "%s: got bgscan config cmd response\n" , |
2067 | device_xname(sc->sc_dev)); |
2068 | break; |
2069 | case MALO_CMD_BGSCAN_QUERY: |
2070 | /* do nothing */ |
2071 | DPRINTF(1, "%s: got bgscan query cmd response\n" , |
2072 | device_xname(sc->sc_dev)); |
2073 | break; |
2074 | case MALO_CMD_RATE: |
2075 | /* do nothing */ |
2076 | DPRINTF(1, "%s: got rate cmd response\n" , |
2077 | device_xname(sc->sc_dev)); |
2078 | break; |
2079 | default: |
2080 | aprint_error_dev(sc->sc_dev, |
2081 | "got unknown cmd response (0x%04x)\n" , hdr->cmd); |
2082 | break; |
2083 | } |
2084 | |
2085 | splx(s); |
2086 | |
2087 | return 0; |
2088 | } |
2089 | |
2090 | #ifdef _MODULE |
2091 | |
2092 | MODULE(MODULE_CLASS_DRIVER, malo_pcmcia, NULL); |
2093 | |
2094 | CFDRIVER_DECL(malo_pcmcia, DV_IFNET, NULL); |
2095 | extern struct cfattach malo_pcmcia_ca; |
2096 | static int malo_pcmcialoc[] = { -1 }; |
2097 | static struct cfparent pcmciaparent = { |
2098 | "pcmcia" , NULL, DVUNIT_ANY |
2099 | }; |
2100 | static struct cfdata malo_pcmcia_cfdata[] = { |
2101 | { |
2102 | .cf_name = "malo_pcmcia" , |
2103 | .cf_atname = "malo" , |
2104 | .cf_unit = 0, |
2105 | .cf_fstate = FSTATE_STAR, |
2106 | .cf_loc = malo_pcmcialoc, |
2107 | .cf_flags = 0, |
2108 | .cf_pspec = &pcmciaparent, |
2109 | }, |
2110 | { NULL } |
2111 | }; |
2112 | |
2113 | static int |
2114 | malo_pcmcia_modcmd(modcmd_t cmd, void *arg) |
2115 | { |
2116 | int err; |
2117 | |
2118 | switch (cmd) { |
2119 | case MODULE_CMD_INIT: |
2120 | err = config_cfdriver_attach(&malo_pcmcia_cd); |
2121 | if (err) |
2122 | return err; |
2123 | err = config_cfattach_attach("malo_pcmcia" , &malo_pcmcia_ca); |
2124 | if (err) { |
2125 | config_cfdriver_detach(&malo_pcmcia_cd); |
2126 | return err; |
2127 | } |
2128 | err = config_cfdata_attach(malo_pcmcia_cfdata, 1); |
2129 | if (err) { |
2130 | config_cfattach_detach("malo_pcmcia" , &malo_pcmcia_ca); |
2131 | config_cfdriver_detach(&malo_pcmcia_cd); |
2132 | return err; |
2133 | } |
2134 | return 0; |
2135 | case MODULE_CMD_FINI: |
2136 | err = config_cfdata_detach(malo_pcmcia_cfdata); |
2137 | if (err) |
2138 | return err; |
2139 | config_cfattach_detach("malo_pcmcia" , &malo_pcmcia_ca); |
2140 | config_cfdriver_detach(&malo_pcmcia_cd); |
2141 | return 0; |
2142 | default: |
2143 | return ENOTTY; |
2144 | } |
2145 | } |
2146 | #endif |
2147 | |