1 /* $Id: b1.c,v 1.1.4.1 2001/11/20 14:19:34 kai Exp $
2  *
3  * Common module for AVM B1 cards.
4  *
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/skbuff.h>
15 #include <linux/delay.h>
16 #include <linux/mm.h>
17 #include <linux/interrupt.h>
18 #include <linux/ioport.h>
19 #include <linux/capi.h>
20 #include <linux/kernelcapi.h>
21 #include <asm/io.h>
22 #include <linux/init.h>
23 #include <asm/uaccess.h>
24 #include <linux/netdevice.h>
25 #include "capilli.h"
26 #include "avmcard.h"
27 #include "capicmd.h"
28 #include "capiutil.h"
29 
30 static char *revision = "$Revision: 1.1.4.1 $";
31 
32 /* ------------------------------------------------------------- */
33 
34 MODULE_DESCRIPTION("CAPI4Linux: Common support for active AVM cards");
35 MODULE_AUTHOR("Carsten Paeth");
36 MODULE_LICENSE("GPL");
37 
38 /* ------------------------------------------------------------- */
39 
40 int b1_irq_table[16] =
41 {0,
42  0,
43  0,
44  192,				/* irq 3 */
45  32,				/* irq 4 */
46  160,				/* irq 5 */
47  96,				/* irq 6 */
48  224,				/* irq 7 */
49  0,
50  64,				/* irq 9 */
51  80,				/* irq 10 */
52  208,				/* irq 11 */
53  48,				/* irq 12 */
54  0,
55  0,
56  112,				/* irq 15 */
57 };
58 
59 /* ------------------------------------------------------------- */
60 
b1_detect(unsigned int base,enum avmcardtype cardtype)61 int b1_detect(unsigned int base, enum avmcardtype cardtype)
62 {
63 	int onoff, i;
64 
65 	/*
66 	 * Statusregister 0000 00xx
67 	 */
68 	if ((inb(base + B1_INSTAT) & 0xfc)
69 	    || (inb(base + B1_OUTSTAT) & 0xfc))
70 		return 1;
71 	/*
72 	 * Statusregister 0000 001x
73 	 */
74 	b1outp(base, B1_INSTAT, 0x2);	/* enable irq */
75 	/* b1outp(base, B1_OUTSTAT, 0x2); */
76 	if ((inb(base + B1_INSTAT) & 0xfe) != 0x2
77 	    /* || (inb(base + B1_OUTSTAT) & 0xfe) != 0x2 */)
78 		return 2;
79 	/*
80 	 * Statusregister 0000 000x
81 	 */
82 	b1outp(base, B1_INSTAT, 0x0);	/* disable irq */
83 	b1outp(base, B1_OUTSTAT, 0x0);
84 	if ((inb(base + B1_INSTAT) & 0xfe)
85 	    || (inb(base + B1_OUTSTAT) & 0xfe))
86 		return 3;
87 
88 	for (onoff = !0, i= 0; i < 10 ; i++) {
89 		b1_set_test_bit(base, cardtype, onoff);
90 		if (b1_get_test_bit(base, cardtype) != onoff)
91 		   return 4;
92 		onoff = !onoff;
93 	}
94 
95 	if (cardtype == avm_m1)
96 	   return 0;
97 
98         if ((b1_rd_reg(base, B1_STAT1(cardtype)) & 0x0f) != 0x01)
99 	   return 5;
100 
101 	return 0;
102 }
103 
b1_getrevision(avmcard * card)104 void b1_getrevision(avmcard *card)
105 {
106     card->class = inb(card->port + B1_ANALYSE);
107     card->revision = inb(card->port + B1_REVISION);
108 }
109 
b1_load_t4file(avmcard * card,capiloaddatapart * t4file)110 int b1_load_t4file(avmcard *card, capiloaddatapart * t4file)
111 {
112 	unsigned char buf[256];
113 	unsigned char *dp;
114 	int i, left, retval;
115 	unsigned int base = card->port;
116 
117 	dp = t4file->data;
118 	left = t4file->len;
119 	while (left > sizeof(buf)) {
120 		if (t4file->user) {
121 			retval = copy_from_user(buf, dp, sizeof(buf));
122 			if (retval)
123 				return -EFAULT;
124 		} else {
125 			memcpy(buf, dp, sizeof(buf));
126 		}
127 		for (i = 0; i < sizeof(buf); i++)
128 			if (b1_save_put_byte(base, buf[i]) < 0) {
129 				printk(KERN_ERR "%s: corrupted firmware file ?\n",
130 						card->name);
131 				return -EIO;
132 			}
133 		left -= sizeof(buf);
134 		dp += sizeof(buf);
135 	}
136 	if (left) {
137 		if (t4file->user) {
138 			retval = copy_from_user(buf, dp, left);
139 			if (retval)
140 				return -EFAULT;
141 		} else {
142 			memcpy(buf, dp, left);
143 		}
144 		for (i = 0; i < left; i++)
145 			if (b1_save_put_byte(base, buf[i]) < 0) {
146 				printk(KERN_ERR "%s: corrupted firmware file ?\n",
147 						card->name);
148 				return -EIO;
149 			}
150 	}
151 	return 0;
152 }
153 
b1_load_config(avmcard * card,capiloaddatapart * config)154 int b1_load_config(avmcard *card, capiloaddatapart * config)
155 {
156 	unsigned char buf[256];
157 	unsigned char *dp;
158 	unsigned int base = card->port;
159 	int i, j, left, retval;
160 
161 	dp = config->data;
162 	left = config->len;
163 	if (left) {
164 		b1_put_byte(base, SEND_CONFIG);
165         	b1_put_word(base, 1);
166 		b1_put_byte(base, SEND_CONFIG);
167         	b1_put_word(base, left);
168 	}
169 	while (left > sizeof(buf)) {
170 		if (config->user) {
171 			retval = copy_from_user(buf, dp, sizeof(buf));
172 			if (retval)
173 				return -EFAULT;
174 		} else {
175 			memcpy(buf, dp, sizeof(buf));
176 		}
177 		for (i = 0; i < sizeof(buf); ) {
178 			b1_put_byte(base, SEND_CONFIG);
179 			for (j=0; j < 4; j++) {
180 				b1_put_byte(base, buf[i++]);
181 			}
182 		}
183 		left -= sizeof(buf);
184 		dp += sizeof(buf);
185 	}
186 	if (left) {
187 		if (config->user) {
188 			retval = copy_from_user(buf, dp, left);
189 			if (retval)
190 				return -EFAULT;
191 		} else {
192 			memcpy(buf, dp, left);
193 		}
194 		for (i = 0; i < left; ) {
195 			b1_put_byte(base, SEND_CONFIG);
196 			for (j=0; j < 4; j++) {
197 				if (i < left)
198 					b1_put_byte(base, buf[i++]);
199 				else
200 					b1_put_byte(base, 0);
201 			}
202 		}
203 	}
204 	return 0;
205 }
206 
b1_loaded(avmcard * card)207 int b1_loaded(avmcard *card)
208 {
209 	unsigned int base = card->port;
210 	unsigned long stop;
211 	unsigned char ans;
212 	unsigned long tout = 2;
213 
214 	for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
215 		if (b1_tx_empty(base))
216 			break;
217 	}
218 	if (!b1_tx_empty(base)) {
219 		printk(KERN_ERR "%s: b1_loaded: tx err, corrupted t4 file ?\n",
220 				card->name);
221 		return 0;
222 	}
223 	b1_put_byte(base, SEND_POLL);
224 	for (stop = jiffies + tout * HZ; time_before(jiffies, stop);) {
225 		if (b1_rx_full(base)) {
226 			if ((ans = b1_get_byte(base)) == RECEIVE_POLL) {
227 				return 1;
228 			}
229 			printk(KERN_ERR "%s: b1_loaded: got 0x%x, firmware not running\n",
230 					card->name, ans);
231 			return 0;
232 		}
233 	}
234 	printk(KERN_ERR "%s: b1_loaded: firmware not running\n", card->name);
235 	return 0;
236 }
237 
238 /* ------------------------------------------------------------- */
239 
b1_load_firmware(struct capi_ctr * ctrl,capiloaddata * data)240 int b1_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
241 {
242 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
243 	avmcard *card = cinfo->card;
244 	unsigned int port = card->port;
245 	unsigned long flags;
246 	int retval;
247 
248 	b1_reset(port);
249 
250 	if ((retval = b1_load_t4file(card, &data->firmware))) {
251 		b1_reset(port);
252 		printk(KERN_ERR "%s: failed to load t4file!!\n",
253 					card->name);
254 		return retval;
255 	}
256 
257 	b1_disable_irq(port);
258 
259 	if (data->configuration.len > 0 && data->configuration.data) {
260 		if ((retval = b1_load_config(card, &data->configuration))) {
261 			b1_reset(port);
262 			printk(KERN_ERR "%s: failed to load config!!\n",
263 					card->name);
264 			return retval;
265 		}
266 	}
267 
268 	if (!b1_loaded(card)) {
269 		printk(KERN_ERR "%s: failed to load t4file.\n", card->name);
270 		return -EIO;
271 	}
272 
273 	save_flags(flags);
274 	cli();
275 	b1_setinterrupt(port, card->irq, card->cardtype);
276 	b1_put_byte(port, SEND_INIT);
277 	b1_put_word(port, CAPI_MAXAPPL);
278 	b1_put_word(port, AVM_NCCI_PER_CHANNEL*2);
279 	b1_put_word(port, ctrl->cnr - 1);
280 	restore_flags(flags);
281 
282 	return 0;
283 }
284 
b1_reset_ctr(struct capi_ctr * ctrl)285 void b1_reset_ctr(struct capi_ctr *ctrl)
286 {
287 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
288 	avmcard *card = cinfo->card;
289 	unsigned int port = card->port;
290 
291 	b1_reset(port);
292 	b1_reset(port);
293 
294 	memset(cinfo->version, 0, sizeof(cinfo->version));
295 	ctrl->reseted(ctrl);
296 }
297 
b1_register_appl(struct capi_ctr * ctrl,__u16 appl,capi_register_params * rp)298 void b1_register_appl(struct capi_ctr *ctrl,
299 				__u16 appl,
300 				capi_register_params *rp)
301 {
302 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
303 	avmcard *card = cinfo->card;
304 	unsigned int port = card->port;
305 	unsigned long flags;
306 	int nconn, want = rp->level3cnt;
307 
308 	if (want > 0) nconn = want;
309 	else nconn = ctrl->profile.nbchannel * -want;
310 	if (nconn == 0) nconn = ctrl->profile.nbchannel;
311 
312 	save_flags(flags);
313 	cli();
314 	b1_put_byte(port, SEND_REGISTER);
315 	b1_put_word(port, appl);
316 	b1_put_word(port, 1024 * (nconn+1));
317 	b1_put_word(port, nconn);
318 	b1_put_word(port, rp->datablkcnt);
319 	b1_put_word(port, rp->datablklen);
320 	restore_flags(flags);
321 
322 	ctrl->appl_registered(ctrl, appl);
323 }
324 
b1_release_appl(struct capi_ctr * ctrl,__u16 appl)325 void b1_release_appl(struct capi_ctr *ctrl, __u16 appl)
326 {
327 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
328 	avmcard *card = cinfo->card;
329 	unsigned int port = card->port;
330 	unsigned long flags;
331 
332 	save_flags(flags);
333 	cli();
334 	b1_put_byte(port, SEND_RELEASE);
335 	b1_put_word(port, appl);
336 	restore_flags(flags);
337 }
338 
b1_send_message(struct capi_ctr * ctrl,struct sk_buff * skb)339 void b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
340 {
341 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
342 	avmcard *card = cinfo->card;
343 	unsigned int port = card->port;
344 	unsigned long flags;
345 	__u16 len = CAPIMSG_LEN(skb->data);
346 	__u8 cmd = CAPIMSG_COMMAND(skb->data);
347 	__u8 subcmd = CAPIMSG_SUBCOMMAND(skb->data);
348 
349 	save_flags(flags);
350 	cli();
351 	if (CAPICMD(cmd, subcmd) == CAPI_DATA_B3_REQ) {
352 		__u16 dlen = CAPIMSG_DATALEN(skb->data);
353 		b1_put_byte(port, SEND_DATA_B3_REQ);
354 		b1_put_slice(port, skb->data, len);
355 		b1_put_slice(port, skb->data + len, dlen);
356 	} else {
357 		b1_put_byte(port, SEND_MESSAGE);
358 		b1_put_slice(port, skb->data, len);
359 	}
360 	restore_flags(flags);
361 	dev_kfree_skb_any(skb);
362 }
363 
364 /* ------------------------------------------------------------- */
365 
b1_parse_version(avmctrl_info * cinfo)366 void b1_parse_version(avmctrl_info *cinfo)
367 {
368 	struct capi_ctr *ctrl = cinfo->capi_ctrl;
369 	avmcard *card = cinfo->card;
370 	capi_profile *profp;
371 	__u8 *dversion;
372 	__u8 flag;
373 	int i, j;
374 
375 	for (j = 0; j < AVM_MAXVERSION; j++)
376 		cinfo->version[j] = "\0\0" + 1;
377 	for (i = 0, j = 0;
378 	     j < AVM_MAXVERSION && i < cinfo->versionlen;
379 	     j++, i += cinfo->versionbuf[i] + 1)
380 		cinfo->version[j] = &cinfo->versionbuf[i + 1];
381 
382 	strncpy(ctrl->serial, cinfo->version[VER_SERIAL], CAPI_SERIAL_LEN);
383 	memcpy(&ctrl->profile, cinfo->version[VER_PROFILE],sizeof(capi_profile));
384 	strncpy(ctrl->manu, "AVM GmbH", CAPI_MANUFACTURER_LEN);
385 	dversion = cinfo->version[VER_DRIVER];
386 	ctrl->version.majorversion = 2;
387 	ctrl->version.minorversion = 0;
388 	ctrl->version.majormanuversion = (((dversion[0] - '0') & 0xf) << 4);
389 	ctrl->version.majormanuversion |= ((dversion[2] - '0') & 0xf);
390 	ctrl->version.minormanuversion = (dversion[3] - '0') << 4;
391 	ctrl->version.minormanuversion |=
392 			(dversion[5] - '0') * 10 + ((dversion[6] - '0') & 0xf);
393 
394 	profp = &ctrl->profile;
395 
396 	flag = ((__u8 *)(profp->manu))[1];
397 	switch (flag) {
398 	case 0: if (cinfo->version[VER_CARDTYPE])
399 	           strcpy(cinfo->cardname, cinfo->version[VER_CARDTYPE]);
400 	        else strcpy(cinfo->cardname, "B1");
401 		break;
402 	case 3: strcpy(cinfo->cardname,"PCMCIA B"); break;
403 	case 4: strcpy(cinfo->cardname,"PCMCIA M1"); break;
404 	case 5: strcpy(cinfo->cardname,"PCMCIA M2"); break;
405 	case 6: strcpy(cinfo->cardname,"B1 V3.0"); break;
406 	case 7: strcpy(cinfo->cardname,"B1 PCI"); break;
407 	default: sprintf(cinfo->cardname, "AVM?%u", (unsigned int)flag); break;
408         }
409         printk(KERN_NOTICE "%s: card %d \"%s\" ready.\n",
410 				card->name, ctrl->cnr, cinfo->cardname);
411 
412         flag = ((__u8 *)(profp->manu))[3];
413         if (flag)
414 		printk(KERN_NOTICE "%s: card %d Protocol:%s%s%s%s%s%s%s\n",
415 			card->name,
416 			ctrl->cnr,
417 			(flag & 0x01) ? " DSS1" : "",
418 			(flag & 0x02) ? " CT1" : "",
419 			(flag & 0x04) ? " VN3" : "",
420 			(flag & 0x08) ? " NI1" : "",
421 			(flag & 0x10) ? " AUSTEL" : "",
422 			(flag & 0x20) ? " ESS" : "",
423 			(flag & 0x40) ? " 1TR6" : ""
424 			);
425 
426         flag = ((__u8 *)(profp->manu))[5];
427 	if (flag)
428 		printk(KERN_NOTICE "%s: card %d Linetype:%s%s%s%s\n",
429 			card->name,
430 			ctrl->cnr,
431 			(flag & 0x01) ? " point to point" : "",
432 			(flag & 0x02) ? " point to multipoint" : "",
433 			(flag & 0x08) ? " leased line without D-channel" : "",
434 			(flag & 0x04) ? " leased line with D-channel" : ""
435 			);
436 }
437 
438 /* ------------------------------------------------------------- */
439 
b1_handle_interrupt(avmcard * card)440 void b1_handle_interrupt(avmcard * card)
441 {
442 	avmctrl_info *cinfo = &card->ctrlinfo[0];
443 	struct capi_ctr *ctrl = cinfo->capi_ctrl;
444 	unsigned char b1cmd;
445 	struct sk_buff *skb;
446 
447 	unsigned ApplId;
448 	unsigned MsgLen;
449 	unsigned DataB3Len;
450 	unsigned NCCI;
451 	unsigned WindowSize;
452 
453 	if (!b1_rx_full(card->port))
454 	   return;
455 
456 	b1cmd = b1_get_byte(card->port);
457 
458 	switch (b1cmd) {
459 
460 	case RECEIVE_DATA_B3_IND:
461 
462 		ApplId = (unsigned) b1_get_word(card->port);
463 		MsgLen = b1_get_slice(card->port, card->msgbuf);
464 		DataB3Len = b1_get_slice(card->port, card->databuf);
465 
466 		if (MsgLen < 30) { /* not CAPI 64Bit */
467 			memset(card->msgbuf+MsgLen, 0, 30-MsgLen);
468 			MsgLen = 30;
469 			CAPIMSG_SETLEN(card->msgbuf, 30);
470 		}
471 		if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) {
472 			printk(KERN_ERR "%s: incoming packet dropped\n",
473 					card->name);
474 		} else {
475 			memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
476 			memcpy(skb_put(skb, DataB3Len), card->databuf, DataB3Len);
477 			ctrl->handle_capimsg(ctrl, ApplId, skb);
478 		}
479 		break;
480 
481 	case RECEIVE_MESSAGE:
482 
483 		ApplId = (unsigned) b1_get_word(card->port);
484 		MsgLen = b1_get_slice(card->port, card->msgbuf);
485 		if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) {
486 			printk(KERN_ERR "%s: incoming packet dropped\n",
487 					card->name);
488 		} else {
489 			memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen);
490 			ctrl->handle_capimsg(ctrl, ApplId, skb);
491 		}
492 		break;
493 
494 	case RECEIVE_NEW_NCCI:
495 
496 		ApplId = b1_get_word(card->port);
497 		NCCI = b1_get_word(card->port);
498 		WindowSize = b1_get_word(card->port);
499 
500 		ctrl->new_ncci(ctrl, ApplId, NCCI, WindowSize);
501 
502 		break;
503 
504 	case RECEIVE_FREE_NCCI:
505 
506 		ApplId = b1_get_word(card->port);
507 		NCCI = b1_get_word(card->port);
508 
509 		if (NCCI != 0xffffffff)
510 			ctrl->free_ncci(ctrl, ApplId, NCCI);
511 		else ctrl->appl_released(ctrl, ApplId);
512 		break;
513 
514 	case RECEIVE_START:
515 	   	/* b1_put_byte(card->port, SEND_POLLACK); */
516 		ctrl->resume_output(ctrl);
517 		break;
518 
519 	case RECEIVE_STOP:
520 		ctrl->suspend_output(ctrl);
521 		break;
522 
523 	case RECEIVE_INIT:
524 
525 		cinfo->versionlen = b1_get_slice(card->port, cinfo->versionbuf);
526 		b1_parse_version(cinfo);
527 		printk(KERN_INFO "%s: %s-card (%s) now active\n",
528 		       card->name,
529 		       cinfo->version[VER_CARDTYPE],
530 		       cinfo->version[VER_DRIVER]);
531 		ctrl->ready(ctrl);
532 		break;
533 
534 	case RECEIVE_TASK_READY:
535 		ApplId = (unsigned) b1_get_word(card->port);
536 		MsgLen = b1_get_slice(card->port, card->msgbuf);
537 		card->msgbuf[MsgLen] = 0;
538 		while (    MsgLen > 0
539 		       && (   card->msgbuf[MsgLen-1] == '\n'
540 			   || card->msgbuf[MsgLen-1] == '\r')) {
541 			card->msgbuf[MsgLen-1] = 0;
542 			MsgLen--;
543 		}
544 		printk(KERN_INFO "%s: task %d \"%s\" ready.\n",
545 				card->name, ApplId, card->msgbuf);
546 		break;
547 
548 	case RECEIVE_DEBUGMSG:
549 		MsgLen = b1_get_slice(card->port, card->msgbuf);
550 		card->msgbuf[MsgLen] = 0;
551 		while (    MsgLen > 0
552 		       && (   card->msgbuf[MsgLen-1] == '\n'
553 			   || card->msgbuf[MsgLen-1] == '\r')) {
554 			card->msgbuf[MsgLen-1] = 0;
555 			MsgLen--;
556 		}
557 		printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf);
558 		break;
559 
560 	case 0xff:
561 		printk(KERN_ERR "%s: card removed ?\n", card->name);
562 		return;
563 	default:
564 		printk(KERN_ERR "%s: b1_interrupt: 0x%x ???\n",
565 				card->name, b1cmd);
566 		return;
567 	}
568 }
569 
570 /* ------------------------------------------------------------- */
b1ctl_read_proc(char * page,char ** start,off_t off,int count,int * eof,struct capi_ctr * ctrl)571 int b1ctl_read_proc(char *page, char **start, off_t off,
572         		int count, int *eof, struct capi_ctr *ctrl)
573 {
574 	avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
575 	avmcard *card = cinfo->card;
576 	__u8 flag;
577 	int len = 0;
578 	char *s;
579 
580 	len += sprintf(page+len, "%-16s %s\n", "name", card->name);
581 	len += sprintf(page+len, "%-16s 0x%x\n", "io", card->port);
582 	len += sprintf(page+len, "%-16s %d\n", "irq", card->irq);
583 	switch (card->cardtype) {
584 	case avm_b1isa: s = "B1 ISA"; break;
585 	case avm_b1pci: s = "B1 PCI"; break;
586 	case avm_b1pcmcia: s = "B1 PCMCIA"; break;
587 	case avm_m1: s = "M1"; break;
588 	case avm_m2: s = "M2"; break;
589 	case avm_t1isa: s = "T1 ISA (HEMA)"; break;
590 	case avm_t1pci: s = "T1 PCI"; break;
591 	case avm_c4: s = "C4"; break;
592 	case avm_c2: s = "C2"; break;
593 	default: s = "???"; break;
594 	}
595 	len += sprintf(page+len, "%-16s %s\n", "type", s);
596 	if (card->cardtype == avm_t1isa)
597 	   len += sprintf(page+len, "%-16s %d\n", "cardnr", card->cardnr);
598 	if ((s = cinfo->version[VER_DRIVER]) != 0)
599 	   len += sprintf(page+len, "%-16s %s\n", "ver_driver", s);
600 	if ((s = cinfo->version[VER_CARDTYPE]) != 0)
601 	   len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s);
602 	if ((s = cinfo->version[VER_SERIAL]) != 0)
603 	   len += sprintf(page+len, "%-16s %s\n", "ver_serial", s);
604 
605 	if (card->cardtype != avm_m1) {
606         	flag = ((__u8 *)(ctrl->profile.manu))[3];
607         	if (flag)
608 			len += sprintf(page+len, "%-16s%s%s%s%s%s%s%s\n",
609 			"protocol",
610 			(flag & 0x01) ? " DSS1" : "",
611 			(flag & 0x02) ? " CT1" : "",
612 			(flag & 0x04) ? " VN3" : "",
613 			(flag & 0x08) ? " NI1" : "",
614 			(flag & 0x10) ? " AUSTEL" : "",
615 			(flag & 0x20) ? " ESS" : "",
616 			(flag & 0x40) ? " 1TR6" : ""
617 			);
618 	}
619 	if (card->cardtype != avm_m1) {
620         	flag = ((__u8 *)(ctrl->profile.manu))[5];
621 		if (flag)
622 			len += sprintf(page+len, "%-16s%s%s%s%s\n",
623 			"linetype",
624 			(flag & 0x01) ? " point to point" : "",
625 			(flag & 0x02) ? " point to multipoint" : "",
626 			(flag & 0x08) ? " leased line without D-channel" : "",
627 			(flag & 0x04) ? " leased line with D-channel" : ""
628 			);
629 	}
630 	len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname);
631 
632 	if (off+count >= len)
633 	   *eof = 1;
634 	if (len < off)
635            return 0;
636 	*start = page + off;
637 	return ((count < len-off) ? count : len-off);
638 }
639 
640 /* ------------------------------------------------------------- */
641 
642 EXPORT_SYMBOL(b1_irq_table);
643 
644 EXPORT_SYMBOL(b1_detect);
645 EXPORT_SYMBOL(b1_getrevision);
646 EXPORT_SYMBOL(b1_load_t4file);
647 EXPORT_SYMBOL(b1_load_config);
648 EXPORT_SYMBOL(b1_loaded);
649 EXPORT_SYMBOL(b1_load_firmware);
650 EXPORT_SYMBOL(b1_reset_ctr);
651 EXPORT_SYMBOL(b1_register_appl);
652 EXPORT_SYMBOL(b1_release_appl);
653 EXPORT_SYMBOL(b1_send_message);
654 
655 EXPORT_SYMBOL(b1_parse_version);
656 EXPORT_SYMBOL(b1_handle_interrupt);
657 
658 EXPORT_SYMBOL(b1ctl_read_proc);
659 
b1_init(void)660 static int __init b1_init(void)
661 {
662 	char *p;
663 	char rev[32];
664 
665 	if ((p = strchr(revision, ':')) != 0 && p[1]) {
666 		strncpy(rev, p + 2, sizeof(rev));
667 		rev[sizeof(rev)-1] = 0;
668 		if ((p = strchr(rev, '$')) != 0 && p > rev)
669 		   *(p-1) = 0;
670 	} else
671 		strcpy(rev, "1.0");
672 
673 	printk(KERN_INFO "b1: revision %s\n", rev);
674 
675 	return 0;
676 }
677 
b1_exit(void)678 static void __exit b1_exit(void)
679 {
680 }
681 
682 module_init(b1_init);
683 module_exit(b1_exit);
684