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1da177e4 1/* $Id: b1.c,v 1.1.2.2 2004/01/16 21:09:27 keil Exp $
475be4d8 2 *
1da177e4 3 * Common module for AVM B1 cards.
475be4d8 4 *
1da177e4
LT		 5 * Copyright 1999 by Carsten Paeth <calle@calle.de>
6 *
7 * This software may be used and distributed according to the terms
8 * of the GNU General Public License, incorporated herein by reference.
9 *
10 */
11
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/pci.h>
9a58a80a
AD		 15#include <linux/proc_fs.h>
16#include <linux/seq_file.h>
1da177e4
LT		 17#include <linux/skbuff.h>
18#include <linux/delay.h>
19#include <linux/mm.h>
20#include <linux/interrupt.h>
21#include <linux/ioport.h>
22#include <linux/capi.h>
23#include <linux/kernelcapi.h>
5a0e3ad6 24#include <linux/slab.h>
1da177e4
LT		 25#include <asm/io.h>
26#include <linux/init.h>
27#include <asm/uaccess.h>
28#include <linux/netdevice.h>
29#include <linux/isdn/capilli.h>
30#include "avmcard.h"
31#include <linux/isdn/capicmd.h>
32#include <linux/isdn/capiutil.h>
33
34static char *revision = "$Revision: 1.1.2.2 $";
35
36/* ------------------------------------------------------------- */
37
38MODULE_DESCRIPTION("CAPI4Linux: Common support for active AVM cards");
39MODULE_AUTHOR("Carsten Paeth");
40MODULE_LICENSE("GPL");
41
42/* ------------------------------------------------------------- */
43
44int b1_irq_table[16] =
45{0,
46 0,
47 0,
48 192, /* irq 3 */
49 32, /* irq 4 */
50 160, /* irq 5 */
51 96, /* irq 6 */
52 224, /* irq 7 */
53 0,
54 64, /* irq 9 */
55 80, /* irq 10 */
56 208, /* irq 11 */
57 48, /* irq 12 */
58 0,
59 0,
60 112, /* irq 15 */
61};
62
475be4d8 63/* ------------------------------------------------------------- */
1da177e4
LT		 64
65avmcard *b1_alloc_card(int nr_controllers)
66{
67 avmcard *card;
68 avmctrl_info *cinfo;
69 int i;
70
41f96935 71 card = kzalloc(sizeof(*card), GFP_KERNEL);
1da177e4
LT		 72 if (!card)
73 return NULL;
74
41f96935 75 cinfo = kzalloc(sizeof(*cinfo) * nr_controllers, GFP_KERNEL);
1da177e4
LT		 76 if (!cinfo) {
77 kfree(card);
78 return NULL;
79 }
1da177e4
LT		 80
81 card->ctrlinfo = cinfo;
82 for (i = 0; i < nr_controllers; i++) {
83 INIT_LIST_HEAD(&cinfo[i].ncci_head);
84 cinfo[i].card = card;
85 }
86 spin_lock_init(&card->lock);
87 card->nr_controllers = nr_controllers;
88
89 return card;
90}
91
92/* ------------------------------------------------------------- */
93
94void b1_free_card(avmcard *card)
95{
96 kfree(card->ctrlinfo);
97 kfree(card);
98}
99
100/* ------------------------------------------------------------- */
101
102int b1_detect(unsigned int base, enum avmcardtype cardtype)
103{
104 int onoff, i;
105
106 /*
475be4d8 107 * Statusregister 0000 00xx
1da177e4
LT		 108 */
109 if ((inb(base + B1_INSTAT) & 0xfc)
110 || (inb(base + B1_OUTSTAT) & 0xfc))
111 return 1;
112 /*
475be4d8 113 * Statusregister 0000 001x
1da177e4
LT		 114 */
115 b1outp(base, B1_INSTAT, 0x2); /* enable irq */
116 /* b1outp(base, B1_OUTSTAT, 0x2); */
117 if ((inb(base + B1_INSTAT) & 0xfe) != 0x2
118 /* || (inb(base + B1_OUTSTAT) & 0xfe) != 0x2 */)
119 return 2;
120 /*
475be4d8 121 * Statusregister 0000 000x
1da177e4
LT		 122 */
123 b1outp(base, B1_INSTAT, 0x0); /* disable irq */
124 b1outp(base, B1_OUTSTAT, 0x0);
125 if ((inb(base + B1_INSTAT) & 0xfe)
126 || (inb(base + B1_OUTSTAT) & 0xfe))
127 return 3;
475be4d8
JP		 128
129 for (onoff = !0, i = 0; i < 10; i++) {
1da177e4
LT		 130 b1_set_test_bit(base, cardtype, onoff);
131 if (b1_get_test_bit(base, cardtype) != onoff)
475be4d8 132 return 4;
1da177e4
LT		 133 onoff = !onoff;
134 }
135
136 if (cardtype == avm_m1)
475be4d8 137 return 0;
1da177e4 138
475be4d8
JP		 139 if ((b1_rd_reg(base, B1_STAT1(cardtype)) & 0x0f) != 0x01)
140 return 5;
1da177e4
LT		 141
142 return 0;
143}
144
145void b1_getrevision(avmcard *card)
146{
475be4d8
JP		 147 card->class = inb(card->port + B1_ANALYSE);
148 card->revision = inb(card->port + B1_REVISION);
1da177e4
LT		 149}
150
151#define FWBUF_SIZE 256
475be4d8 152int b1_load_t4file(avmcard *card, capiloaddatapart *t4file)
1da177e4
LT		 153{
154 unsigned char buf[FWBUF_SIZE];
155 unsigned char *dp;
156 int i, left;
157 unsigned int base = card->port;
158
159 dp = t4file->data;
160 left = t4file->len;
161 while (left > FWBUF_SIZE) {
162 if (t4file->user) {
163 if (copy_from_user(buf, dp, FWBUF_SIZE))
164 return -EFAULT;
165 } else {
166 memcpy(buf, dp, FWBUF_SIZE);
167 }
168 for (i = 0; i < FWBUF_SIZE; i++)
169 if (b1_save_put_byte(base, buf[i]) < 0) {
170 printk(KERN_ERR "%s: corrupted firmware file ?\n",
475be4d8 171 card->name);
1da177e4
LT		 172 return -EIO;
173 }
174 left -= FWBUF_SIZE;
175 dp += FWBUF_SIZE;
176 }
177 if (left) {
178 if (t4file->user) {
179 if (copy_from_user(buf, dp, left))
180 return -EFAULT;
181 } else {
182 memcpy(buf, dp, left);
183 }
184 for (i = 0; i < left; i++)
185 if (b1_save_put_byte(base, buf[i]) < 0) {
186 printk(KERN_ERR "%s: corrupted firmware file ?\n",
475be4d8 187 card->name);
1da177e4
LT		 188 return -EIO;
189 }
190 }
191 return 0;
192}
193
475be4d8 194int b1_load_config(avmcard *card, capiloaddatapart *config)
1da177e4
LT		 195{
196 unsigned char buf[FWBUF_SIZE];
197 unsigned char *dp;
198 unsigned int base = card->port;
199 int i, j, left;
200
201 dp = config->data;
202 left = config->len;
203 if (left) {
204 b1_put_byte(base, SEND_CONFIG);
475be4d8 205 b1_put_word(base, 1);
1da177e4 206 b1_put_byte(base, SEND_CONFIG);
475be4d8 207 b1_put_word(base, left);
1da177e4
LT		 208 }
209 while (left > FWBUF_SIZE) {
210 if (config->user) {
211 if (copy_from_user(buf, dp, FWBUF_SIZE))
212 return -EFAULT;
213 } else {
214 memcpy(buf, dp, FWBUF_SIZE);
215 }
216 for (i = 0; i < FWBUF_SIZE; ) {
217 b1_put_byte(base, SEND_CONFIG);
475be4d8 218 for (j = 0; j < 4; j++) {
1da177e4
LT		 219 b1_put_byte(base, buf[i++]);
220 }
221 }
222 left -= FWBUF_SIZE;
223 dp += FWBUF_SIZE;
224 }
225 if (left) {
226 if (config->user) {
227 if (copy_from_user(buf, dp, left))
228 return -EFAULT;
229 } else {
230 memcpy(buf, dp, left);
231 }
232 for (i = 0; i < left; ) {
233 b1_put_byte(base, SEND_CONFIG);
475be4d8 234 for (j = 0; j < 4; j++) {
1da177e4
LT		 235 if (i < left)
236 b1_put_byte(base, buf[i++]);
237 else
238 b1_put_byte(base, 0);
239 }
240 }
241 }
242 return 0;
243}
244
245int b1_loaded(avmcard *card)
246{
247 unsigned int base = card->port;
248 unsigned long stop;
249 unsigned char ans;
250 unsigned long tout = 2;
251
252 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
253 if (b1_tx_empty(base))
254 break;
255 }
256 if (!b1_tx_empty(base)) {
257 printk(KERN_ERR "%s: b1_loaded: tx err, corrupted t4 file ?\n",
475be4d8 258 card->name);
1da177e4
LT		 259 return 0;
260 }
261 b1_put_byte(base, SEND_POLL);
262 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
263 if (b1_rx_full(base)) {
264 if ((ans = b1_get_byte(base)) == RECEIVE_POLL) {
265 return 1;
266 }
267 printk(KERN_ERR "%s: b1_loaded: got 0x%x, firmware not running\n",
475be4d8 268 card->name, ans);
1da177e4
LT		 269 return 0;
270 }
271 }
272 printk(KERN_ERR "%s: b1_loaded: firmware not running\n", card->name);
273 return 0;
274}
275
276/* ------------------------------------------------------------- */
277
278int b1_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
279{
280 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
281 avmcard *card = cinfo->card;
282 unsigned int port = card->port;
283 unsigned long flags;
284 int retval;
285
286 b1_reset(port);
287
288 if ((retval = b1_load_t4file(card, &data->firmware))) {
289 b1_reset(port);
290 printk(KERN_ERR "%s: failed to load t4file!!\n",
475be4d8 291 card->name);
1da177e4
LT		 292 return retval;
293 }
294
295 b1_disable_irq(port);
296
297 if (data->configuration.len > 0 && data->configuration.data) {
298 if ((retval = b1_load_config(card, &data->configuration))) {
299 b1_reset(port);
300 printk(KERN_ERR "%s: failed to load config!!\n",
475be4d8 301 card->name);
1da177e4
LT		 302 return retval;
303 }
304 }
305
306 if (!b1_loaded(card)) {
307 printk(KERN_ERR "%s: failed to load t4file.\n", card->name);
308 return -EIO;
309 }
310
311 spin_lock_irqsave(&card->lock, flags);
312 b1_setinterrupt(port, card->irq, card->cardtype);
313 b1_put_byte(port, SEND_INIT);
314 b1_put_word(port, CAPI_MAXAPPL);
475be4d8 315 b1_put_word(port, AVM_NCCI_PER_CHANNEL * 2);
1da177e4
LT		 316 b1_put_word(port, ctrl->cnr - 1);
317 spin_unlock_irqrestore(&card->lock, flags);
318
319 return 0;
320}
321
322void b1_reset_ctr(struct capi_ctr *ctrl)
323{
324 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
325 avmcard *card = cinfo->card;
326 unsigned int port = card->port;
9713d9e6 327 unsigned long flags;
1da177e4
LT		 328
329 b1_reset(port);
330 b1_reset(port);
331
332 memset(cinfo->version, 0, sizeof(cinfo->version));
9713d9e6 333 spin_lock_irqsave(&card->lock, flags);
1da177e4 334 capilib_release(&cinfo->ncci_head);
9713d9e6 335 spin_unlock_irqrestore(&card->lock, flags);
4e329972 336 capi_ctr_down(ctrl);
1da177e4
LT		 337}
338
339void b1_register_appl(struct capi_ctr *ctrl,
475be4d8
JP		 340 u16 appl,
341 capi_register_params *rp)
1da177e4
LT		 342{
343 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
344 avmcard *card = cinfo->card;
345 unsigned int port = card->port;
346 unsigned long flags;
347 int nconn, want = rp->level3cnt;
348
349 if (want > 0) nconn = want;
350 else nconn = ctrl->profile.nbchannel * -want;
351 if (nconn == 0) nconn = ctrl->profile.nbchannel;
352
353 spin_lock_irqsave(&card->lock, flags);
354 b1_put_byte(port, SEND_REGISTER);
355 b1_put_word(port, appl);
475be4d8 356 b1_put_word(port, 1024 * (nconn + 1));
1da177e4
LT		 357 b1_put_word(port, nconn);
358 b1_put_word(port, rp->datablkcnt);
359 b1_put_word(port, rp->datablklen);
360 spin_unlock_irqrestore(&card->lock, flags);
361}
362
363void b1_release_appl(struct capi_ctr *ctrl, u16 appl)
364{
365 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
366 avmcard *card = cinfo->card;
367 unsigned int port = card->port;
368 unsigned long flags;
369
1da177e4 370 spin_lock_irqsave(&card->lock, flags);
9713d9e6 371 capilib_release_appl(&cinfo->ncci_head, appl);
1da177e4
LT		 372 b1_put_byte(port, SEND_RELEASE);
373 b1_put_word(port, appl);
374 spin_unlock_irqrestore(&card->lock, flags);
375}
376
377u16 b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
378{
379 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
380 avmcard *card = cinfo->card;
381 unsigned int port = card->port;
382 unsigned long flags;
383 u16 len = CAPIMSG_LEN(skb->data);
384 u8 cmd = CAPIMSG_COMMAND(skb->data);
385 u8 subcmd = CAPIMSG_SUBCOMMAND(skb->data);
386 u16 dlen, retval;
387
9713d9e6 388 spin_lock_irqsave(&card->lock, flags);
1da177e4
LT		 389 if (CAPICMD(cmd, subcmd) == CAPI_DATA_B3_REQ) {
390 retval = capilib_data_b3_req(&cinfo->ncci_head,
391 CAPIMSG_APPID(skb->data),
392 CAPIMSG_NCCI(skb->data),
393 CAPIMSG_MSGID(skb->data));
9713d9e6
KK		 394 if (retval != CAPI_NOERROR) {
395 spin_unlock_irqrestore(&card->lock, flags);
1da177e4 396 return retval;
9713d9e6 397 }
1da177e4
LT		 398
399 dlen = CAPIMSG_DATALEN(skb->data);
400
1da177e4
LT		 401 b1_put_byte(port, SEND_DATA_B3_REQ);
402 b1_put_slice(port, skb->data, len);
403 b1_put_slice(port, skb->data + len, dlen);
1da177e4 404 } else {
1da177e4
LT		 405 b1_put_byte(port, SEND_MESSAGE);
406 b1_put_slice(port, skb->data, len);
1da177e4 407 }
9713d9e6 408 spin_unlock_irqrestore(&card->lock, flags);
1da177e4
LT		 409
410 dev_kfree_skb_any(skb);
411 return CAPI_NOERROR;
412}
413
414/* ------------------------------------------------------------- */
415
416void b1_parse_version(avmctrl_info *cinfo)
417{
418 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
419 avmcard *card = cinfo->card;
420 capi_profile *profp;
421 u8 *dversion;
422 u8 flag;
423 int i, j;
424
425 for (j = 0; j < AVM_MAXVERSION; j++)
426 cinfo->version[j] = "\0\0" + 1;
427 for (i = 0, j = 0;
428 j < AVM_MAXVERSION && i < cinfo->versionlen;
429 j++, i += cinfo->versionbuf[i] + 1)
430 cinfo->version[j] = &cinfo->versionbuf[i + 1];
431
432 strlcpy(ctrl->serial, cinfo->version[VER_SERIAL], sizeof(ctrl->serial));
475be4d8 433 memcpy(&ctrl->profile, cinfo->version[VER_PROFILE], sizeof(capi_profile));
1da177e4
LT		 434 strlcpy(ctrl->manu, "AVM GmbH", sizeof(ctrl->manu));
435 dversion = cinfo->version[VER_DRIVER];
436 ctrl->version.majorversion = 2;
437 ctrl->version.minorversion = 0;
438 ctrl->version.majormanuversion = (((dversion[0] - '0') & 0xf) << 4);
439 ctrl->version.majormanuversion |= ((dversion[2] - '0') & 0xf);
440 ctrl->version.minormanuversion = (dversion[3] - '0') << 4;
441 ctrl->version.minormanuversion |=
475be4d8 442 (dversion[5] - '0') * 10 + ((dversion[6] - '0') & 0xf);
1da177e4
LT		 443
444 profp = &ctrl->profile;
445
446 flag = ((u8 *)(profp->manu))[1];
447 switch (flag) {
448 case 0: if (cinfo->version[VER_CARDTYPE])
475be4d8
JP		 449 strcpy(cinfo->cardname, cinfo->version[VER_CARDTYPE]);
450 else strcpy(cinfo->cardname, "B1");
1da177e4 451 break;
475be4d8
JP		 452 case 3: strcpy(cinfo->cardname, "PCMCIA B"); break;
453 case 4: strcpy(cinfo->cardname, "PCMCIA M1"); break;
454 case 5: strcpy(cinfo->cardname, "PCMCIA M2"); break;
455 case 6: strcpy(cinfo->cardname, "B1 V3.0"); break;
456 case 7: strcpy(cinfo->cardname, "B1 PCI"); break;
1da177e4 457 default: sprintf(cinfo->cardname, "AVM?%u", (unsigned int)flag); break;
475be4d8
JP		 458 }
459 printk(KERN_NOTICE "%s: card %d \"%s\" ready.\n",
460 card->name, ctrl->cnr, cinfo->cardname);
1da177e4 461
475be4d8
JP		 462 flag = ((u8 *)(profp->manu))[3];
463 if (flag)
1da177e4 464 printk(KERN_NOTICE "%s: card %d Protocol:%s%s%s%s%s%s%s\n",
475be4d8
JP		 465 card->name,
466 ctrl->cnr,
467 (flag & 0x01) ? " DSS1" : "",
468 (flag & 0x02) ? " CT1" : "",
469 (flag & 0x04) ? " VN3" : "",
470 (flag & 0x08) ? " NI1" : "",
471 (flag & 0x10) ? " AUSTEL" : "",
472 (flag & 0x20) ? " ESS" : "",
473 (flag & 0x40) ? " 1TR6" : ""
1da177e4
LT		 474 );
475
475be4d8 476 flag = ((u8 *)(profp->manu))[5];
1da177e4
LT		 477 if (flag)
478 printk(KERN_NOTICE "%s: card %d Linetype:%s%s%s%s\n",
475be4d8
JP		 479 card->name,
480 ctrl->cnr,
481 (flag & 0x01) ? " point to point" : "",
482 (flag & 0x02) ? " point to multipoint" : "",
483 (flag & 0x08) ? " leased line without D-channel" : "",
484 (flag & 0x04) ? " leased line with D-channel" : ""
1da177e4
LT		 485 );
486}
487
488/* ------------------------------------------------------------- */
489
7d12e780 490irqreturn_t b1_interrupt(int interrupt, void *devptr)
1da177e4
LT		 491{
492 avmcard *card = devptr;
493 avmctrl_info *cinfo = &card->ctrlinfo[0];
494 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
495 unsigned char b1cmd;
496 struct sk_buff *skb;
497
498 unsigned ApplId;
499 unsigned MsgLen;
500 unsigned DataB3Len;
501 unsigned NCCI;
502 unsigned WindowSize;
503 unsigned long flags;
504
505 spin_lock_irqsave(&card->lock, flags);
506
507 if (!b1_rx_full(card->port)) {
508 spin_unlock_irqrestore(&card->lock, flags);
509 return IRQ_NONE;
510 }
511
512 b1cmd = b1_get_byte(card->port);
513
514 switch (b1cmd) {
515
516 case RECEIVE_DATA_B3_IND:
517
518 ApplId = (unsigned) b1_get_word(card->port);
519 MsgLen = b1_get_slice(card->port, card->msgbuf);
520 DataB3Len = b1_get_slice(card->port, card->databuf);
521 spin_unlock_irqrestore(&card->lock, flags);
522
523 if (MsgLen < 30) { /* not CAPI 64Bit */
475be4d8 524 memset(card->msgbuf + MsgLen, 0, 30-MsgLen);
1da177e4
LT		 525 MsgLen = 30;
526 CAPIMSG_SETLEN(card->msgbuf, 30);
527 }
528 if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) {
529 printk(KERN_ERR "%s: incoming packet dropped\n",
475be4d8 530 card->name);
1da177e4
LT		 531 } else {
532 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
533 memcpy(skb_put(skb, DataB3Len), card->databuf, DataB3Len);
534 capi_ctr_handle_message(ctrl, ApplId, skb);
535 }
536 break;
537
538 case RECEIVE_MESSAGE:
539
540 ApplId = (unsigned) b1_get_word(card->port);
541 MsgLen = b1_get_slice(card->port, card->msgbuf);
1da177e4
LT		 542 if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) {
543 printk(KERN_ERR "%s: incoming packet dropped\n",
475be4d8 544 card->name);
9713d9e6 545 spin_unlock_irqrestore(&card->lock, flags);
1da177e4
LT		 546 } else {
547 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
548 if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_CONF)
549 capilib_data_b3_conf(&cinfo->ncci_head, ApplId,
550 CAPIMSG_NCCI(skb->data),
551 CAPIMSG_MSGID(skb->data));
9713d9e6 552 spin_unlock_irqrestore(&card->lock, flags);
1da177e4
LT		 553 capi_ctr_handle_message(ctrl, ApplId, skb);
554 }
555 break;
556
557 case RECEIVE_NEW_NCCI:
558
559 ApplId = b1_get_word(card->port);
560 NCCI = b1_get_word(card->port);
561 WindowSize = b1_get_word(card->port);
1da177e4 562 capilib_new_ncci(&cinfo->ncci_head, ApplId, NCCI, WindowSize);
9713d9e6 563 spin_unlock_irqrestore(&card->lock, flags);
1da177e4
LT		 564 break;
565
566 case RECEIVE_FREE_NCCI:
567
568 ApplId = b1_get_word(card->port);
569 NCCI = b1_get_word(card->port);
1da177e4
LT		 570 if (NCCI != 0xffffffff)
571 capilib_free_ncci(&cinfo->ncci_head, ApplId, NCCI);
9713d9e6 572 spin_unlock_irqrestore(&card->lock, flags);
1da177e4
LT		 573 break;
574
575 case RECEIVE_START:
475be4d8 576 /* b1_put_byte(card->port, SEND_POLLACK); */
1da177e4
LT		 577 spin_unlock_irqrestore(&card->lock, flags);
578 capi_ctr_resume_output(ctrl);
579 break;
580
581 case RECEIVE_STOP:
582 spin_unlock_irqrestore(&card->lock, flags);
583 capi_ctr_suspend_output(ctrl);
584 break;
585
586 case RECEIVE_INIT:
587
588 cinfo->versionlen = b1_get_slice(card->port, cinfo->versionbuf);
589 spin_unlock_irqrestore(&card->lock, flags);
590 b1_parse_version(cinfo);
591 printk(KERN_INFO "%s: %s-card (%s) now active\n",
592 card->name,
593 cinfo->version[VER_CARDTYPE],
594 cinfo->version[VER_DRIVER]);
595 capi_ctr_ready(ctrl);
596 break;
597
598 case RECEIVE_TASK_READY:
599 ApplId = (unsigned) b1_get_word(card->port);
600 MsgLen = b1_get_slice(card->port, card->msgbuf);
601 spin_unlock_irqrestore(&card->lock, flags);
602 card->msgbuf[MsgLen] = 0;
475be4d8
JP		 603 while (MsgLen > 0
604 && (card->msgbuf[MsgLen - 1] == '\n'
605 || card->msgbuf[MsgLen - 1] == '\r')) {
606 card->msgbuf[MsgLen - 1] = 0;
1da177e4
LT		 607 MsgLen--;
608 }
609 printk(KERN_INFO "%s: task %d \"%s\" ready.\n",
475be4d8 610 card->name, ApplId, card->msgbuf);
1da177e4
LT		 611 break;
612
613 case RECEIVE_DEBUGMSG:
614 MsgLen = b1_get_slice(card->port, card->msgbuf);
615 spin_unlock_irqrestore(&card->lock, flags);
616 card->msgbuf[MsgLen] = 0;
475be4d8
JP		 617 while (MsgLen > 0
618 && (card->msgbuf[MsgLen - 1] == '\n'
619 || card->msgbuf[MsgLen - 1] == '\r')) {
620 card->msgbuf[MsgLen - 1] = 0;
1da177e4
LT		 621 MsgLen--;
622 }
623 printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf);
624 break;
625
626 case 0xff:
627 spin_unlock_irqrestore(&card->lock, flags);
628 printk(KERN_ERR "%s: card removed ?\n", card->name);
629 return IRQ_NONE;
630 default:
631 spin_unlock_irqrestore(&card->lock, flags);
632 printk(KERN_ERR "%s: b1_interrupt: 0x%x ???\n",
475be4d8 633 card->name, b1cmd);
1da177e4
LT		 634 return IRQ_HANDLED;
635 }
636 return IRQ_HANDLED;
637}
638
639/* ------------------------------------------------------------- */
9a58a80a 640static int b1ctl_proc_show(struct seq_file *m, void *v)
1da177e4 641{
9a58a80a 642 struct capi_ctr *ctrl = m->private;
1da177e4
LT		 643 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
644 avmcard *card = cinfo->card;
645 u8 flag;
1da177e4
LT		 646 char *s;
647
9a58a80a
AD		 648 seq_printf(m, "%-16s %s\n", "name", card->name);
649 seq_printf(m, "%-16s 0x%x\n", "io", card->port);
650 seq_printf(m, "%-16s %d\n", "irq", card->irq);
1da177e4
LT		 651 switch (card->cardtype) {
652 case avm_b1isa: s = "B1 ISA"; break;
653 case avm_b1pci: s = "B1 PCI"; break;
654 case avm_b1pcmcia: s = "B1 PCMCIA"; break;
655 case avm_m1: s = "M1"; break;
656 case avm_m2: s = "M2"; break;
657 case avm_t1isa: s = "T1 ISA (HEMA)"; break;
658 case avm_t1pci: s = "T1 PCI"; break;
659 case avm_c4: s = "C4"; break;
660 case avm_c2: s = "C2"; break;
661 default: s = "???"; break;
662 }
9a58a80a 663 seq_printf(m, "%-16s %s\n", "type", s);
1da177e4 664 if (card->cardtype == avm_t1isa)
9a58a80a 665 seq_printf(m, "%-16s %d\n", "cardnr", card->cardnr);
8e44b29d 666 if ((s = cinfo->version[VER_DRIVER]) != NULL)
9a58a80a 667 seq_printf(m, "%-16s %s\n", "ver_driver", s);
8e44b29d 668 if ((s = cinfo->version[VER_CARDTYPE]) != NULL)
9a58a80a 669 seq_printf(m, "%-16s %s\n", "ver_cardtype", s);
8e44b29d 670 if ((s = cinfo->version[VER_SERIAL]) != NULL)
9a58a80a 671 seq_printf(m, "%-16s %s\n", "ver_serial", s);
1da177e4
LT		 672
673 if (card->cardtype != avm_m1) {
475be4d8
JP		 674 flag = ((u8 *)(ctrl->profile.manu))[3];
675 if (flag)
9a58a80a 676 seq_printf(m, "%-16s%s%s%s%s%s%s%s\n",
475be4d8
JP		 677 "protocol",
678 (flag & 0x01) ? " DSS1" : "",
679 (flag & 0x02) ? " CT1" : "",
680 (flag & 0x04) ? " VN3" : "",
681 (flag & 0x08) ? " NI1" : "",
682 (flag & 0x10) ? " AUSTEL" : "",
683 (flag & 0x20) ? " ESS" : "",
684 (flag & 0x40) ? " 1TR6" : ""
685 );
1da177e4
LT		 686 }
687 if (card->cardtype != avm_m1) {
475be4d8 688 flag = ((u8 *)(ctrl->profile.manu))[5];
1da177e4 689 if (flag)
9a58a80a 690 seq_printf(m, "%-16s%s%s%s%s\n",
475be4d8
JP		 691 "linetype",
692 (flag & 0x01) ? " point to point" : "",
693 (flag & 0x02) ? " point to multipoint" : "",
694 (flag & 0x08) ? " leased line without D-channel" : "",
695 (flag & 0x04) ? " leased line with D-channel" : ""
696 );
1da177e4 697 }
9a58a80a
AD		 698 seq_printf(m, "%-16s %s\n", "cardname", cinfo->cardname);
699
700 return 0;
701}
702
703static int b1ctl_proc_open(struct inode *inode, struct file *file)
704{
d9dda78b 705 return single_open(file, b1ctl_proc_show, PDE_DATA(inode));
1da177e4
LT		 706}
707
9a58a80a
AD		 708const struct file_operations b1ctl_proc_fops = {
709 .owner = THIS_MODULE,
710 .open = b1ctl_proc_open,
711 .read = seq_read,
712 .llseek = seq_lseek,
713 .release = single_release,
714};
715EXPORT_SYMBOL(b1ctl_proc_fops);
716
1da177e4
LT		 717/* ------------------------------------------------------------- */
718
719#ifdef CONFIG_PCI
720
721avmcard_dmainfo *
722avmcard_dma_alloc(char *name, struct pci_dev *pdev, long rsize, long ssize)
723{
724 avmcard_dmainfo *p;
725 void *buf;
726
41f96935 727 p = kzalloc(sizeof(avmcard_dmainfo), GFP_KERNEL);
1da177e4
LT		 728 if (!p) {
729 printk(KERN_WARNING "%s: no memory.\n", name);
730 goto err;
731 }
1da177e4
LT		 732
733 p->recvbuf.size = rsize;
734 buf = pci_alloc_consistent(pdev, rsize, &p->recvbuf.dmaaddr);
735 if (!buf) {
736 printk(KERN_WARNING "%s: allocation of receive dma buffer failed.\n", name);
737 goto err_kfree;
738 }
739 p->recvbuf.dmabuf = buf;
740
741 p->sendbuf.size = ssize;
742 buf = pci_alloc_consistent(pdev, ssize, &p->sendbuf.dmaaddr);
743 if (!buf) {
744 printk(KERN_WARNING "%s: allocation of send dma buffer failed.\n", name);
745 goto err_free_consistent;
746 }
747
748 p->sendbuf.dmabuf = buf;
749 skb_queue_head_init(&p->send_queue);
750
751 return p;
752
475be4d8 753err_free_consistent:
1da177e4
LT		 754 pci_free_consistent(p->pcidev, p->recvbuf.size,
755 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
475be4d8 756err_kfree:
1da177e4 757 kfree(p);
475be4d8 758err:
1da177e4
LT		 759 return NULL;
760}
761
762void avmcard_dma_free(avmcard_dmainfo *p)
763{
764 pci_free_consistent(p->pcidev, p->recvbuf.size,
765 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
766 pci_free_consistent(p->pcidev, p->sendbuf.size,
767 p->sendbuf.dmabuf, p->sendbuf.dmaaddr);
768 skb_queue_purge(&p->send_queue);
769 kfree(p);
770}
771
772EXPORT_SYMBOL(avmcard_dma_alloc);
773EXPORT_SYMBOL(avmcard_dma_free);
774
775#endif
776
777EXPORT_SYMBOL(b1_irq_table);
778
779EXPORT_SYMBOL(b1_alloc_card);
780EXPORT_SYMBOL(b1_free_card);
781EXPORT_SYMBOL(b1_detect);
782EXPORT_SYMBOL(b1_getrevision);
783EXPORT_SYMBOL(b1_load_t4file);
784EXPORT_SYMBOL(b1_load_config);
785EXPORT_SYMBOL(b1_loaded);
786EXPORT_SYMBOL(b1_load_firmware);
787EXPORT_SYMBOL(b1_reset_ctr);
788EXPORT_SYMBOL(b1_register_appl);
789EXPORT_SYMBOL(b1_release_appl);
790EXPORT_SYMBOL(b1_send_message);
791
792EXPORT_SYMBOL(b1_parse_version);
793EXPORT_SYMBOL(b1_interrupt);
794
1da177e4
LT		 795static int __init b1_init(void)
796{
797 char *p;
798 char rev[32];
799
8e44b29d 800 if ((p = strchr(revision, ':')) != NULL && p[1]) {
1da177e4 801 strlcpy(rev, p + 2, 32);
8e44b29d 802 if ((p = strchr(rev, '$')) != NULL && p > rev)
475be4d8 803 *(p - 1) = 0;
1da177e4
LT		 804 } else
805 strcpy(rev, "1.0");
806
807 printk(KERN_INFO "b1: revision %s\n", rev);
808
809 return 0;
810}
811
812static void __exit b1_exit(void)
813{
814}
815
816module_init(b1_init);
817module_exit(b1_exit);
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