1
2
3
4
5
6
7
8
9
10
11
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/pci.h>
15#include <linux/skbuff.h>
16#include <linux/delay.h>
17#include <linux/mm.h>
18#include <linux/interrupt.h>
19#include <linux/ioport.h>
20#include <linux/capi.h>
21#include <linux/kernelcapi.h>
22#include <asm/io.h>
23#include <linux/init.h>
24#include <asm/uaccess.h>
25#include <linux/netdevice.h>
26#include <linux/isdn/capilli.h>
27#include "avmcard.h"
28#include <linux/isdn/capicmd.h>
29#include <linux/isdn/capiutil.h>
30
31static char *revision = "$Revision: 1.1.2.2 $";
32
33
34
35MODULE_DESCRIPTION("CAPI4Linux: Common support for active AVM cards");
36MODULE_AUTHOR("Carsten Paeth");
37MODULE_LICENSE("GPL");
38
39
40
41int b1_irq_table[16] =
42{0,
43 0,
44 0,
45 192,
46 32,
47 160,
48 96,
49 224,
50 0,
51 64,
52 80,
53 208,
54 48,
55 0,
56 0,
57 112,
58};
59
60
61
62avmcard *b1_alloc_card(int nr_controllers)
63{
64 avmcard *card;
65 avmctrl_info *cinfo;
66 int i;
67
68 card = kzalloc(sizeof(*card), GFP_KERNEL);
69 if (!card)
70 return NULL;
71
72 cinfo = kzalloc(sizeof(*cinfo) * nr_controllers, GFP_KERNEL);
73 if (!cinfo) {
74 kfree(card);
75 return NULL;
76 }
77
78 card->ctrlinfo = cinfo;
79 for (i = 0; i < nr_controllers; i++) {
80 INIT_LIST_HEAD(&cinfo[i].ncci_head);
81 cinfo[i].card = card;
82 }
83 spin_lock_init(&card->lock);
84 card->nr_controllers = nr_controllers;
85
86 return card;
87}
88
89
90
91void b1_free_card(avmcard *card)
92{
93 kfree(card->ctrlinfo);
94 kfree(card);
95}
96
97
98
99int b1_detect(unsigned int base, enum avmcardtype cardtype)
100{
101 int onoff, i;
102
103
104
105
106 if ((inb(base + B1_INSTAT) & 0xfc)
107 || (inb(base + B1_OUTSTAT) & 0xfc))
108 return 1;
109
110
111
112 b1outp(base, B1_INSTAT, 0x2);
113
114 if ((inb(base + B1_INSTAT) & 0xfe) != 0x2
115 )
116 return 2;
117
118
119
120 b1outp(base, B1_INSTAT, 0x0);
121 b1outp(base, B1_OUTSTAT, 0x0);
122 if ((inb(base + B1_INSTAT) & 0xfe)
123 || (inb(base + B1_OUTSTAT) & 0xfe))
124 return 3;
125
126 for (onoff = !0, i= 0; i < 10 ; i++) {
127 b1_set_test_bit(base, cardtype, onoff);
128 if (b1_get_test_bit(base, cardtype) != onoff)
129 return 4;
130 onoff = !onoff;
131 }
132
133 if (cardtype == avm_m1)
134 return 0;
135
136 if ((b1_rd_reg(base, B1_STAT1(cardtype)) & 0x0f) != 0x01)
137 return 5;
138
139 return 0;
140}
141
142void b1_getrevision(avmcard *card)
143{
144 card->class = inb(card->port + B1_ANALYSE);
145 card->revision = inb(card->port + B1_REVISION);
146}
147
148#define FWBUF_SIZE 256
149int b1_load_t4file(avmcard *card, capiloaddatapart * t4file)
150{
151 unsigned char buf[FWBUF_SIZE];
152 unsigned char *dp;
153 int i, left;
154 unsigned int base = card->port;
155
156 dp = t4file->data;
157 left = t4file->len;
158 while (left > FWBUF_SIZE) {
159 if (t4file->user) {
160 if (copy_from_user(buf, dp, FWBUF_SIZE))
161 return -EFAULT;
162 } else {
163 memcpy(buf, dp, FWBUF_SIZE);
164 }
165 for (i = 0; i < FWBUF_SIZE; i++)
166 if (b1_save_put_byte(base, buf[i]) < 0) {
167 printk(KERN_ERR "%s: corrupted firmware file ?\n",
168 card->name);
169 return -EIO;
170 }
171 left -= FWBUF_SIZE;
172 dp += FWBUF_SIZE;
173 }
174 if (left) {
175 if (t4file->user) {
176 if (copy_from_user(buf, dp, left))
177 return -EFAULT;
178 } else {
179 memcpy(buf, dp, left);
180 }
181 for (i = 0; i < left; i++)
182 if (b1_save_put_byte(base, buf[i]) < 0) {
183 printk(KERN_ERR "%s: corrupted firmware file ?\n",
184 card->name);
185 return -EIO;
186 }
187 }
188 return 0;
189}
190
191int b1_load_config(avmcard *card, capiloaddatapart * config)
192{
193 unsigned char buf[FWBUF_SIZE];
194 unsigned char *dp;
195 unsigned int base = card->port;
196 int i, j, left;
197
198 dp = config->data;
199 left = config->len;
200 if (left) {
201 b1_put_byte(base, SEND_CONFIG);
202 b1_put_word(base, 1);
203 b1_put_byte(base, SEND_CONFIG);
204 b1_put_word(base, left);
205 }
206 while (left > FWBUF_SIZE) {
207 if (config->user) {
208 if (copy_from_user(buf, dp, FWBUF_SIZE))
209 return -EFAULT;
210 } else {
211 memcpy(buf, dp, FWBUF_SIZE);
212 }
213 for (i = 0; i < FWBUF_SIZE; ) {
214 b1_put_byte(base, SEND_CONFIG);
215 for (j=0; j < 4; j++) {
216 b1_put_byte(base, buf[i++]);
217 }
218 }
219 left -= FWBUF_SIZE;
220 dp += FWBUF_SIZE;
221 }
222 if (left) {
223 if (config->user) {
224 if (copy_from_user(buf, dp, left))
225 return -EFAULT;
226 } else {
227 memcpy(buf, dp, left);
228 }
229 for (i = 0; i < left; ) {
230 b1_put_byte(base, SEND_CONFIG);
231 for (j=0; j < 4; j++) {
232 if (i < left)
233 b1_put_byte(base, buf[i++]);
234 else
235 b1_put_byte(base, 0);
236 }
237 }
238 }
239 return 0;
240}
241
242int b1_loaded(avmcard *card)
243{
244 unsigned int base = card->port;
245 unsigned long stop;
246 unsigned char ans;
247 unsigned long tout = 2;
248
249 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
250 if (b1_tx_empty(base))
251 break;
252 }
253 if (!b1_tx_empty(base)) {
254 printk(KERN_ERR "%s: b1_loaded: tx err, corrupted t4 file ?\n",
255 card->name);
256 return 0;
257 }
258 b1_put_byte(base, SEND_POLL);
259 for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
260 if (b1_rx_full(base)) {
261 if ((ans = b1_get_byte(base)) == RECEIVE_POLL) {
262 return 1;
263 }
264 printk(KERN_ERR "%s: b1_loaded: got 0x%x, firmware not running\n",
265 card->name, ans);
266 return 0;
267 }
268 }
269 printk(KERN_ERR "%s: b1_loaded: firmware not running\n", card->name);
270 return 0;
271}
272
273
274
275int b1_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
276{
277 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
278 avmcard *card = cinfo->card;
279 unsigned int port = card->port;
280 unsigned long flags;
281 int retval;
282
283 b1_reset(port);
284
285 if ((retval = b1_load_t4file(card, &data->firmware))) {
286 b1_reset(port);
287 printk(KERN_ERR "%s: failed to load t4file!!\n",
288 card->name);
289 return retval;
290 }
291
292 b1_disable_irq(port);
293
294 if (data->configuration.len > 0 && data->configuration.data) {
295 if ((retval = b1_load_config(card, &data->configuration))) {
296 b1_reset(port);
297 printk(KERN_ERR "%s: failed to load config!!\n",
298 card->name);
299 return retval;
300 }
301 }
302
303 if (!b1_loaded(card)) {
304 printk(KERN_ERR "%s: failed to load t4file.\n", card->name);
305 return -EIO;
306 }
307
308 spin_lock_irqsave(&card->lock, flags);
309 b1_setinterrupt(port, card->irq, card->cardtype);
310 b1_put_byte(port, SEND_INIT);
311 b1_put_word(port, CAPI_MAXAPPL);
312 b1_put_word(port, AVM_NCCI_PER_CHANNEL*2);
313 b1_put_word(port, ctrl->cnr - 1);
314 spin_unlock_irqrestore(&card->lock, flags);
315
316 return 0;
317}
318
319void b1_reset_ctr(struct capi_ctr *ctrl)
320{
321 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
322 avmcard *card = cinfo->card;
323 unsigned int port = card->port;
324 unsigned long flags;
325
326 b1_reset(port);
327 b1_reset(port);
328
329 memset(cinfo->version, 0, sizeof(cinfo->version));
330 spin_lock_irqsave(&card->lock, flags);
331 capilib_release(&cinfo->ncci_head);
332 spin_unlock_irqrestore(&card->lock, flags);
333 capi_ctr_down(ctrl);
334}
335
336void b1_register_appl(struct capi_ctr *ctrl,
337 u16 appl,
338 capi_register_params *rp)
339{
340 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
341 avmcard *card = cinfo->card;
342 unsigned int port = card->port;
343 unsigned long flags;
344 int nconn, want = rp->level3cnt;
345
346 if (want > 0) nconn = want;
347 else nconn = ctrl->profile.nbchannel * -want;
348 if (nconn == 0) nconn = ctrl->profile.nbchannel;
349
350 spin_lock_irqsave(&card->lock, flags);
351 b1_put_byte(port, SEND_REGISTER);
352 b1_put_word(port, appl);
353 b1_put_word(port, 1024 * (nconn+1));
354 b1_put_word(port, nconn);
355 b1_put_word(port, rp->datablkcnt);
356 b1_put_word(port, rp->datablklen);
357 spin_unlock_irqrestore(&card->lock, flags);
358}
359
360void b1_release_appl(struct capi_ctr *ctrl, u16 appl)
361{
362 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
363 avmcard *card = cinfo->card;
364 unsigned int port = card->port;
365 unsigned long flags;
366
367 spin_lock_irqsave(&card->lock, flags);
368 capilib_release_appl(&cinfo->ncci_head, appl);
369 b1_put_byte(port, SEND_RELEASE);
370 b1_put_word(port, appl);
371 spin_unlock_irqrestore(&card->lock, flags);
372}
373
374u16 b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
375{
376 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
377 avmcard *card = cinfo->card;
378 unsigned int port = card->port;
379 unsigned long flags;
380 u16 len = CAPIMSG_LEN(skb->data);
381 u8 cmd = CAPIMSG_COMMAND(skb->data);
382 u8 subcmd = CAPIMSG_SUBCOMMAND(skb->data);
383 u16 dlen, retval;
384
385 spin_lock_irqsave(&card->lock, flags);
386 if (CAPICMD(cmd, subcmd) == CAPI_DATA_B3_REQ) {
387 retval = capilib_data_b3_req(&cinfo->ncci_head,
388 CAPIMSG_APPID(skb->data),
389 CAPIMSG_NCCI(skb->data),
390 CAPIMSG_MSGID(skb->data));
391 if (retval != CAPI_NOERROR) {
392 spin_unlock_irqrestore(&card->lock, flags);
393 return retval;
394 }
395
396 dlen = CAPIMSG_DATALEN(skb->data);
397
398 b1_put_byte(port, SEND_DATA_B3_REQ);
399 b1_put_slice(port, skb->data, len);
400 b1_put_slice(port, skb->data + len, dlen);
401 } else {
402 b1_put_byte(port, SEND_MESSAGE);
403 b1_put_slice(port, skb->data, len);
404 }
405 spin_unlock_irqrestore(&card->lock, flags);
406
407 dev_kfree_skb_any(skb);
408 return CAPI_NOERROR;
409}
410
411
412
413void b1_parse_version(avmctrl_info *cinfo)
414{
415 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
416 avmcard *card = cinfo->card;
417 capi_profile *profp;
418 u8 *dversion;
419 u8 flag;
420 int i, j;
421
422 for (j = 0; j < AVM_MAXVERSION; j++)
423 cinfo->version[j] = "\0\0" + 1;
424 for (i = 0, j = 0;
425 j < AVM_MAXVERSION && i < cinfo->versionlen;
426 j++, i += cinfo->versionbuf[i] + 1)
427 cinfo->version[j] = &cinfo->versionbuf[i + 1];
428
429 strlcpy(ctrl->serial, cinfo->version[VER_SERIAL], sizeof(ctrl->serial));
430 memcpy(&ctrl->profile, cinfo->version[VER_PROFILE],sizeof(capi_profile));
431 strlcpy(ctrl->manu, "AVM GmbH", sizeof(ctrl->manu));
432 dversion = cinfo->version[VER_DRIVER];
433 ctrl->version.majorversion = 2;
434 ctrl->version.minorversion = 0;
435 ctrl->version.majormanuversion = (((dversion[0] - '0') & 0xf) << 4);
436 ctrl->version.majormanuversion |= ((dversion[2] - '0') & 0xf);
437 ctrl->version.minormanuversion = (dversion[3] - '0') << 4;
438 ctrl->version.minormanuversion |=
439 (dversion[5] - '0') * 10 + ((dversion[6] - '0') & 0xf);
440
441 profp = &ctrl->profile;
442
443 flag = ((u8 *)(profp->manu))[1];
444 switch (flag) {
445 case 0: if (cinfo->version[VER_CARDTYPE])
446 strcpy(cinfo->cardname, cinfo->version[VER_CARDTYPE]);
447 else strcpy(cinfo->cardname, "B1");
448 break;
449 case 3: strcpy(cinfo->cardname,"PCMCIA B"); break;
450 case 4: strcpy(cinfo->cardname,"PCMCIA M1"); break;
451 case 5: strcpy(cinfo->cardname,"PCMCIA M2"); break;
452 case 6: strcpy(cinfo->cardname,"B1 V3.0"); break;
453 case 7: strcpy(cinfo->cardname,"B1 PCI"); break;
454 default: sprintf(cinfo->cardname, "AVM?%u", (unsigned int)flag); break;
455 }
456 printk(KERN_NOTICE "%s: card %d \"%s\" ready.\n",
457 card->name, ctrl->cnr, cinfo->cardname);
458
459 flag = ((u8 *)(profp->manu))[3];
460 if (flag)
461 printk(KERN_NOTICE "%s: card %d Protocol:%s%s%s%s%s%s%s\n",
462 card->name,
463 ctrl->cnr,
464 (flag & 0x01) ? " DSS1" : "",
465 (flag & 0x02) ? " CT1" : "",
466 (flag & 0x04) ? " VN3" : "",
467 (flag & 0x08) ? " NI1" : "",
468 (flag & 0x10) ? " AUSTEL" : "",
469 (flag & 0x20) ? " ESS" : "",
470 (flag & 0x40) ? " 1TR6" : ""
471 );
472
473 flag = ((u8 *)(profp->manu))[5];
474 if (flag)
475 printk(KERN_NOTICE "%s: card %d Linetype:%s%s%s%s\n",
476 card->name,
477 ctrl->cnr,
478 (flag & 0x01) ? " point to point" : "",
479 (flag & 0x02) ? " point to multipoint" : "",
480 (flag & 0x08) ? " leased line without D-channel" : "",
481 (flag & 0x04) ? " leased line with D-channel" : ""
482 );
483}
484
485
486
487irqreturn_t b1_interrupt(int interrupt, void *devptr)
488{
489 avmcard *card = devptr;
490 avmctrl_info *cinfo = &card->ctrlinfo[0];
491 struct capi_ctr *ctrl = &cinfo->capi_ctrl;
492 unsigned char b1cmd;
493 struct sk_buff *skb;
494
495 unsigned ApplId;
496 unsigned MsgLen;
497 unsigned DataB3Len;
498 unsigned NCCI;
499 unsigned WindowSize;
500 unsigned long flags;
501
502 spin_lock_irqsave(&card->lock, flags);
503
504 if (!b1_rx_full(card->port)) {
505 spin_unlock_irqrestore(&card->lock, flags);
506 return IRQ_NONE;
507 }
508
509 b1cmd = b1_get_byte(card->port);
510
511 switch (b1cmd) {
512
513 case RECEIVE_DATA_B3_IND:
514
515 ApplId = (unsigned) b1_get_word(card->port);
516 MsgLen = b1_get_slice(card->port, card->msgbuf);
517 DataB3Len = b1_get_slice(card->port, card->databuf);
518 spin_unlock_irqrestore(&card->lock, flags);
519
520 if (MsgLen < 30) {
521 memset(card->msgbuf+MsgLen, 0, 30-MsgLen);
522 MsgLen = 30;
523 CAPIMSG_SETLEN(card->msgbuf, 30);
524 }
525 if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) {
526 printk(KERN_ERR "%s: incoming packet dropped\n",
527 card->name);
528 } else {
529 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
530 memcpy(skb_put(skb, DataB3Len), card->databuf, DataB3Len);
531 capi_ctr_handle_message(ctrl, ApplId, skb);
532 }
533 break;
534
535 case RECEIVE_MESSAGE:
536
537 ApplId = (unsigned) b1_get_word(card->port);
538 MsgLen = b1_get_slice(card->port, card->msgbuf);
539 if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) {
540 printk(KERN_ERR "%s: incoming packet dropped\n",
541 card->name);
542 spin_unlock_irqrestore(&card->lock, flags);
543 } else {
544 memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
545 if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_CONF)
546 capilib_data_b3_conf(&cinfo->ncci_head, ApplId,
547 CAPIMSG_NCCI(skb->data),
548 CAPIMSG_MSGID(skb->data));
549 spin_unlock_irqrestore(&card->lock, flags);
550 capi_ctr_handle_message(ctrl, ApplId, skb);
551 }
552 break;
553
554 case RECEIVE_NEW_NCCI:
555
556 ApplId = b1_get_word(card->port);
557 NCCI = b1_get_word(card->port);
558 WindowSize = b1_get_word(card->port);
559 capilib_new_ncci(&cinfo->ncci_head, ApplId, NCCI, WindowSize);
560 spin_unlock_irqrestore(&card->lock, flags);
561 break;
562
563 case RECEIVE_FREE_NCCI:
564
565 ApplId = b1_get_word(card->port);
566 NCCI = b1_get_word(card->port);
567 if (NCCI != 0xffffffff)
568 capilib_free_ncci(&cinfo->ncci_head, ApplId, NCCI);
569 spin_unlock_irqrestore(&card->lock, flags);
570 break;
571
572 case RECEIVE_START:
573
574 spin_unlock_irqrestore(&card->lock, flags);
575 capi_ctr_resume_output(ctrl);
576 break;
577
578 case RECEIVE_STOP:
579 spin_unlock_irqrestore(&card->lock, flags);
580 capi_ctr_suspend_output(ctrl);
581 break;
582
583 case RECEIVE_INIT:
584
585 cinfo->versionlen = b1_get_slice(card->port, cinfo->versionbuf);
586 spin_unlock_irqrestore(&card->lock, flags);
587 b1_parse_version(cinfo);
588 printk(KERN_INFO "%s: %s-card (%s) now active\n",
589 card->name,
590 cinfo->version[VER_CARDTYPE],
591 cinfo->version[VER_DRIVER]);
592 capi_ctr_ready(ctrl);
593 break;
594
595 case RECEIVE_TASK_READY:
596 ApplId = (unsigned) b1_get_word(card->port);
597 MsgLen = b1_get_slice(card->port, card->msgbuf);
598 spin_unlock_irqrestore(&card->lock, flags);
599 card->msgbuf[MsgLen] = 0;
600 while ( MsgLen > 0
601 && ( card->msgbuf[MsgLen-1] == '\n'
602 || card->msgbuf[MsgLen-1] == '\r')) {
603 card->msgbuf[MsgLen-1] = 0;
604 MsgLen--;
605 }
606 printk(KERN_INFO "%s: task %d \"%s\" ready.\n",
607 card->name, ApplId, card->msgbuf);
608 break;
609
610 case RECEIVE_DEBUGMSG:
611 MsgLen = b1_get_slice(card->port, card->msgbuf);
612 spin_unlock_irqrestore(&card->lock, flags);
613 card->msgbuf[MsgLen] = 0;
614 while ( MsgLen > 0
615 && ( card->msgbuf[MsgLen-1] == '\n'
616 || card->msgbuf[MsgLen-1] == '\r')) {
617 card->msgbuf[MsgLen-1] = 0;
618 MsgLen--;
619 }
620 printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf);
621 break;
622
623 case 0xff:
624 spin_unlock_irqrestore(&card->lock, flags);
625 printk(KERN_ERR "%s: card removed ?\n", card->name);
626 return IRQ_NONE;
627 default:
628 spin_unlock_irqrestore(&card->lock, flags);
629 printk(KERN_ERR "%s: b1_interrupt: 0x%x ???\n",
630 card->name, b1cmd);
631 return IRQ_HANDLED;
632 }
633 return IRQ_HANDLED;
634}
635
636
637int b1ctl_read_proc(char *page, char **start, off_t off,
638 int count, int *eof, struct capi_ctr *ctrl)
639{
640 avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
641 avmcard *card = cinfo->card;
642 u8 flag;
643 int len = 0;
644 char *s;
645
646 len += sprintf(page+len, "%-16s %s\n", "name", card->name);
647 len += sprintf(page+len, "%-16s 0x%x\n", "io", card->port);
648 len += sprintf(page+len, "%-16s %d\n", "irq", card->irq);
649 switch (card->cardtype) {
650 case avm_b1isa: s = "B1 ISA"; break;
651 case avm_b1pci: s = "B1 PCI"; break;
652 case avm_b1pcmcia: s = "B1 PCMCIA"; break;
653 case avm_m1: s = "M1"; break;
654 case avm_m2: s = "M2"; break;
655 case avm_t1isa: s = "T1 ISA (HEMA)"; break;
656 case avm_t1pci: s = "T1 PCI"; break;
657 case avm_c4: s = "C4"; break;
658 case avm_c2: s = "C2"; break;
659 default: s = "???"; break;
660 }
661 len += sprintf(page+len, "%-16s %s\n", "type", s);
662 if (card->cardtype == avm_t1isa)
663 len += sprintf(page+len, "%-16s %d\n", "cardnr", card->cardnr);
664 if ((s = cinfo->version[VER_DRIVER]) != NULL)
665 len += sprintf(page+len, "%-16s %s\n", "ver_driver", s);
666 if ((s = cinfo->version[VER_CARDTYPE]) != NULL)
667 len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s);
668 if ((s = cinfo->version[VER_SERIAL]) != NULL)
669 len += sprintf(page+len, "%-16s %s\n", "ver_serial", s);
670
671 if (card->cardtype != avm_m1) {
672 flag = ((u8 *)(ctrl->profile.manu))[3];
673 if (flag)
674 len += sprintf(page+len, "%-16s%s%s%s%s%s%s%s\n",
675 "protocol",
676 (flag & 0x01) ? " DSS1" : "",
677 (flag & 0x02) ? " CT1" : "",
678 (flag & 0x04) ? " VN3" : "",
679 (flag & 0x08) ? " NI1" : "",
680 (flag & 0x10) ? " AUSTEL" : "",
681 (flag & 0x20) ? " ESS" : "",
682 (flag & 0x40) ? " 1TR6" : ""
683 );
684 }
685 if (card->cardtype != avm_m1) {
686 flag = ((u8 *)(ctrl->profile.manu))[5];
687 if (flag)
688 len += sprintf(page+len, "%-16s%s%s%s%s\n",
689 "linetype",
690 (flag & 0x01) ? " point to point" : "",
691 (flag & 0x02) ? " point to multipoint" : "",
692 (flag & 0x08) ? " leased line without D-channel" : "",
693 (flag & 0x04) ? " leased line with D-channel" : ""
694 );
695 }
696 len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname);
697
698 if (off+count >= len)
699 *eof = 1;
700 if (len < off)
701 return 0;
702 *start = page + off;
703 return ((count < len-off) ? count : len-off);
704}
705
706
707
708#ifdef CONFIG_PCI
709
710avmcard_dmainfo *
711avmcard_dma_alloc(char *name, struct pci_dev *pdev, long rsize, long ssize)
712{
713 avmcard_dmainfo *p;
714 void *buf;
715
716 p = kzalloc(sizeof(avmcard_dmainfo), GFP_KERNEL);
717 if (!p) {
718 printk(KERN_WARNING "%s: no memory.\n", name);
719 goto err;
720 }
721
722 p->recvbuf.size = rsize;
723 buf = pci_alloc_consistent(pdev, rsize, &p->recvbuf.dmaaddr);
724 if (!buf) {
725 printk(KERN_WARNING "%s: allocation of receive dma buffer failed.\n", name);
726 goto err_kfree;
727 }
728 p->recvbuf.dmabuf = buf;
729
730 p->sendbuf.size = ssize;
731 buf = pci_alloc_consistent(pdev, ssize, &p->sendbuf.dmaaddr);
732 if (!buf) {
733 printk(KERN_WARNING "%s: allocation of send dma buffer failed.\n", name);
734 goto err_free_consistent;
735 }
736
737 p->sendbuf.dmabuf = buf;
738 skb_queue_head_init(&p->send_queue);
739
740 return p;
741
742 err_free_consistent:
743 pci_free_consistent(p->pcidev, p->recvbuf.size,
744 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
745 err_kfree:
746 kfree(p);
747 err:
748 return NULL;
749}
750
751void avmcard_dma_free(avmcard_dmainfo *p)
752{
753 pci_free_consistent(p->pcidev, p->recvbuf.size,
754 p->recvbuf.dmabuf, p->recvbuf.dmaaddr);
755 pci_free_consistent(p->pcidev, p->sendbuf.size,
756 p->sendbuf.dmabuf, p->sendbuf.dmaaddr);
757 skb_queue_purge(&p->send_queue);
758 kfree(p);
759}
760
761EXPORT_SYMBOL(avmcard_dma_alloc);
762EXPORT_SYMBOL(avmcard_dma_free);
763
764#endif
765
766EXPORT_SYMBOL(b1_irq_table);
767
768EXPORT_SYMBOL(b1_alloc_card);
769EXPORT_SYMBOL(b1_free_card);
770EXPORT_SYMBOL(b1_detect);
771EXPORT_SYMBOL(b1_getrevision);
772EXPORT_SYMBOL(b1_load_t4file);
773EXPORT_SYMBOL(b1_load_config);
774EXPORT_SYMBOL(b1_loaded);
775EXPORT_SYMBOL(b1_load_firmware);
776EXPORT_SYMBOL(b1_reset_ctr);
777EXPORT_SYMBOL(b1_register_appl);
778EXPORT_SYMBOL(b1_release_appl);
779EXPORT_SYMBOL(b1_send_message);
780
781EXPORT_SYMBOL(b1_parse_version);
782EXPORT_SYMBOL(b1_interrupt);
783
784EXPORT_SYMBOL(b1ctl_read_proc);
785
786static int __init b1_init(void)
787{
788 char *p;
789 char rev[32];
790
791 if ((p = strchr(revision, ':')) != NULL && p[1]) {
792 strlcpy(rev, p + 2, 32);
793 if ((p = strchr(rev, '$')) != NULL && p > rev)
794 *(p-1) = 0;
795 } else
796 strcpy(rev, "1.0");
797
798 printk(KERN_INFO "b1: revision %s\n", rev);
799
800 return 0;
801}
802
803static void __exit b1_exit(void)
804{
805}
806
807module_init(b1_init);
808module_exit(b1_exit);
809
