xref: /netbsd-src/usr.sbin/fwctl/fwcontrol.c (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: fwcontrol.c,v 1.10 2010/08/26 07:04:04 cegger Exp $	*/
2 /*
3  * Copyright (C) 2002
4  * 	Hidetoshi Shimokawa. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *
17  *	This product includes software developed by Hidetoshi Shimokawa.
18  *
19  * 4. Neither the name of the author nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 #include <sys/cdefs.h>
36 //__FBSDID("$FreeBSD: src/usr.sbin/fwcontrol/fwcontrol.c,v 1.23 2006/10/26 22:33:38 imp Exp $");
37 __RCSID("$NetBSD: fwcontrol.c,v 1.10 2010/08/26 07:04:04 cegger Exp $");
38 
39 #include <sys/param.h>
40 #include <sys/malloc.h>
41 #include <sys/types.h>
42 #include <sys/sysctl.h>
43 #include <sys/socket.h>
44 #include <sys/ioctl.h>
45 #include <sys/errno.h>
46 #include "eui64.h"
47 #include <dev/ieee1394/firewire.h>
48 #include <dev/ieee1394/iec13213.h>
49 #include <dev/ieee1394/fwphyreg.h>
50 #include <dev/ieee1394/iec68113.h>
51 
52 #include <netinet/in.h>
53 #include <fcntl.h>
54 #include <stdio.h>
55 #include <err.h>
56 #include <stdlib.h>
57 #include <string.h>
58 #include <sysexits.h>
59 #include <unistd.h>
60 #include "fwmethods.h"
61 
62 static void sysctl_set_int(const char *, int);
63 
64 static void
65 usage(void)
66 {
67 	fprintf(stderr,
68 	    "%s [-prt] [-b pri_req] [-c node] [-d node] [-f force_root ]\n"
69 	    "\t[-g gap_count] [-l file] [-M mode] [-m EUI64 | hostname]\n"
70 	    "\t[-o node] [-R filename] [-S filename] [-s node] [-u bus_num]\n"
71 	    "\n"
72 	    "\t-b: set PRIORITY_BUDGET register on all supported nodes\n"
73 	    "\t-c: read configuration ROM\n"
74 	    "\t-d: hex dump of configuration ROM\n"
75 	    "\t-f: force root node\n"
76 	    "\t-g: broadcast gap_count by phy_config packet\n"
77 	    "\t-l: load and parse hex dump file of configuration ROM\n"
78 	    "\t-M: specify dv or mpeg\n"
79 	    "\t-m: set fwmem target\n"
80 	    "\t-o: send link-on packet to the node\n"
81 	    "\t-p: dump PHY registers\n"
82 	    "\t-R: receive DV or MPEG TS stream\n"
83 	    "\t-r: bus reset\n"
84 	    "\t-S: send DV stream\n"
85 	    "\t-s: write RESET_START register on the node\n"
86 	    "\t-t: read topology map\n"
87 	    "\t-u: specify bus number\n", getprogname());
88 	exit(EX_USAGE);
89 }
90 
91 static void
92 fweui2eui64(const struct fw_eui64 *fweui, struct eui64 *eui)
93 {
94 	*(uint32_t*)&(eui->octet[0]) = htonl(fweui->hi);
95 	*(uint32_t*)&(eui->octet[4]) = htonl(fweui->lo);
96 }
97 
98 static void
99 get_dev(int fd, struct fw_devlstreq *data)
100 {
101 
102 	if (data == NULL)
103 		err(EX_SOFTWARE, "%s: data malloc", __func__);
104 	if (ioctl(fd, FW_GDEVLST, data) < 0)
105 		err(EX_IOERR, "%s: ioctl", __func__);
106 }
107 
108 static int
109 str2node(int fd, const char *nodestr)
110 {
111 	struct eui64 eui, tmpeui;
112 	struct fw_devlstreq *data;
113 	char *endptr;
114 	int i, node;
115 
116 	if (nodestr == '\0')
117 		return -1;
118 
119 	/*
120 	 * Deal with classic node specifications.
121 	 */
122 	node = strtol(nodestr, &endptr, 0);
123 	if (*endptr == '\0')
124 		goto gotnode;
125 
126 	/*
127 	 * Try to get an eui and match it against available nodes.
128 	 */
129 	if (eui64_hostton(nodestr, &eui) != 0 && eui64_aton(nodestr, &eui) != 0)
130 		return -1;
131 
132 	data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
133 	if (data == NULL)
134 		err(EX_SOFTWARE, "%s: data malloc", __func__);
135 	get_dev(fd,data);
136 
137 	for (i = 0; i < data->info_len; i++) {
138 		fweui2eui64(&data->dev[i].eui, &tmpeui);
139 		if (memcmp(&eui, &tmpeui, sizeof(struct eui64)) == 0) {
140 			node = data->dev[i].dst;
141 			if (data != NULL)
142 				free(data);
143 			goto gotnode;
144 		}
145 	}
146 	if (i >= data->info_len) {
147 		if (data != NULL)
148 			free(data);
149 		return -1;
150 	}
151 
152 gotnode:
153 	if (node < 0 || node > 63)
154 		return -1;
155 	else
156 		return node;
157 }
158 
159 static void
160 list_dev(int fd)
161 {
162 	struct fw_devlstreq *data;
163 	struct fw_devinfo *devinfo;
164 	struct eui64 eui;
165 	char addr[EUI64_SIZ], hostname[40];
166 	int i;
167 
168 	data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
169 	if (data == NULL)
170 		err(EX_SOFTWARE, "%s:data malloc", __func__);
171 	get_dev(fd, data);
172 	printf("%d devices (info_len=%d)\n", data->n, data->info_len);
173 	printf("node           EUI64          status    hostname\n");
174 	for (i = 0; i < data->info_len; i++) {
175 		devinfo = &data->dev[i];
176 		fweui2eui64(&devinfo->eui, &eui);
177 		eui64_ntoa(&eui, addr, sizeof(addr));
178 		if (eui64_ntohost(hostname, sizeof(hostname), &eui))
179 			hostname[0] = 0;
180 		printf("%4d  %s %6d    %s\n",
181 			(devinfo->status || i == 0) ? devinfo->dst : -1,
182 			addr, devinfo->status, hostname);
183 	}
184 	free((void *)data);
185 }
186 
187 static uint32_t
188 read_write_quad(int fd, struct fw_eui64 eui, uint32_t addr_lo, int readmode,
189 		uint32_t data)
190 {
191         struct fw_asyreq *asyreq;
192 	uint32_t *qld, res;
193 
194 	asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16);
195 	if (asyreq == NULL)
196 		err(EX_SOFTWARE, "%s:asyreq malloc", __func__);
197 	asyreq->req.len = 16;
198 #if 0
199 	asyreq->req.type = FWASREQNODE;
200 	asyreq->pkt.mode.rreqq.dst = FWLOCALBUS | node;
201 #else
202 	asyreq->req.type = FWASREQEUI;
203 	asyreq->req.dst.eui = eui;
204 #endif
205 	asyreq->pkt.mode.rreqq.tlrt = 0;
206 	if (readmode)
207 		asyreq->pkt.mode.rreqq.tcode = FWTCODE_RREQQ;
208 	else
209 		asyreq->pkt.mode.rreqq.tcode = FWTCODE_WREQQ;
210 
211 	asyreq->pkt.mode.rreqq.dest_hi = 0xffff;
212 	asyreq->pkt.mode.rreqq.dest_lo = addr_lo;
213 
214 	qld = (uint32_t *)&asyreq->pkt;
215 	if (!readmode)
216 		asyreq->pkt.mode.wreqq.data = htonl(data);
217 
218 	if (ioctl(fd, FW_ASYREQ, asyreq) < 0)
219 		err(EX_IOERR, "%s: ioctl", __func__);
220 	res = qld[3];
221 	free(asyreq);
222 	if (readmode)
223 		return ntohl(res);
224 	else
225 		return 0;
226 }
227 
228 /*
229  * Send a PHY Config Packet
230  * ieee 1394a-2005 4.3.4.3
231  *
232  * Message ID   Root ID    R  T   Gap Count
233  * 00(2 bits)   (6 bits)   1  1   (6 bits)
234  *
235  * if "R" is set, then Root ID will be the next
236  * root node upon the next bus reset.
237  * if "T" is set, then Gap Count will be the
238  * value that all nodes use for their Gap Count
239  * if "R" and "T" are not set, then this message
240  * is either ignored or interpreted as an extended
241  * PHY config Packet as per 1394a-2005 4.3.4.4
242  */
243 static void
244 send_phy_config(int fd, int root_node, int gap_count)
245 {
246         struct fw_asyreq *asyreq;
247 
248 	asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12);
249 	if (asyreq == NULL)
250 		err(EX_SOFTWARE, "%s:asyreq malloc", __func__);
251 	asyreq->req.len = 12;
252 	asyreq->req.type = FWASREQNODE;
253 	asyreq->pkt.mode.ld[0] = 0;
254 	asyreq->pkt.mode.ld[1] = 0;
255 	asyreq->pkt.mode.common.tcode = FWTCODE_PHY;
256 	if (root_node >= 0)
257 		asyreq->pkt.mode.ld[1] |= ((root_node << 24) | (1 << 23));
258 	if (gap_count >= 0)
259 		asyreq->pkt.mode.ld[1] |= ((1 << 22) | (gap_count << 16));
260 	asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1];
261 
262 	printf("send phy_config root_node=%d gap_count=%d\n",
263 						root_node, gap_count);
264 
265 	if (ioctl(fd, FW_ASYREQ, asyreq) < 0)
266 		err(EX_IOERR, "%s: ioctl", __func__);
267 	free(asyreq);
268 }
269 
270 static void
271 link_on(int fd, int node)
272 {
273         struct fw_asyreq *asyreq;
274 
275 	asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12);
276 	if (asyreq == NULL)
277 		err(EX_SOFTWARE, "%s:asyreq malloc", __func__);
278 	asyreq->req.len = 12;
279 	asyreq->req.type = FWASREQNODE;
280 	asyreq->pkt.mode.common.tcode = FWTCODE_PHY;
281 	asyreq->pkt.mode.ld[1] |= (1 << 30) | ((node & 0x3f) << 24);
282 	asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1];
283 
284 	if (ioctl(fd, FW_ASYREQ, asyreq) < 0)
285 		err(EX_IOERR, "%s: ioctl", __func__);
286 	free(asyreq);
287 }
288 
289 static void
290 reset_start(int fd, int node)
291 {
292         struct fw_asyreq *asyreq;
293 
294 	asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16);
295 	if (asyreq == NULL)
296 		err(EX_SOFTWARE, "%s:asyreq malloc", __func__);
297 	asyreq->req.len = 16;
298 	asyreq->req.type = FWASREQNODE;
299 	asyreq->pkt.mode.wreqq.dst = FWLOCALBUS | (node & 0x3f);
300 	asyreq->pkt.mode.wreqq.tlrt = 0;
301 	asyreq->pkt.mode.wreqq.tcode = FWTCODE_WREQQ;
302 
303 	asyreq->pkt.mode.wreqq.dest_hi = 0xffff;
304 	asyreq->pkt.mode.wreqq.dest_lo = 0xf0000000 | RESET_START;
305 
306 	asyreq->pkt.mode.wreqq.data = htonl(0x1);
307 
308 	if (ioctl(fd, FW_ASYREQ, asyreq) < 0)
309 		err(EX_IOERR, "%s: ioctl", __func__);
310 	free(asyreq);
311 }
312 
313 static void
314 set_pri_req(int fd, uint32_t pri_req)
315 {
316 	struct fw_devlstreq *data;
317 	struct fw_devinfo *devinfo;
318 	struct eui64 eui;
319 	char addr[EUI64_SIZ];
320 	uint32_t max, reg, old;
321 	int i;
322 
323 	data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
324 	if (data == NULL)
325 		err(EX_SOFTWARE, "%s:data malloc", __func__);
326 	get_dev(fd, data);
327 #define BUGET_REG 0xf0000218
328 	for (i = 0; i < data->info_len; i++) {
329 		devinfo = &data->dev[i];
330 		if (!devinfo->status)
331 			continue;
332 		reg = read_write_quad(fd, devinfo->eui, BUGET_REG, 1, 0);
333 		fweui2eui64(&devinfo->eui, &eui);
334 		eui64_ntoa(&eui, addr, sizeof(addr));
335 		printf("%d %s, %08x",
336 			devinfo->dst, addr, reg);
337 		if (reg > 0) {
338 			old = (reg & 0x3f);
339 			max = (reg & 0x3f00) >> 8;
340 			if (pri_req > max)
341 				pri_req =  max;
342 			printf(" 0x%x -> 0x%x\n", old, pri_req);
343 			read_write_quad(fd, devinfo->eui, BUGET_REG, 0, pri_req);
344 		} else {
345 			printf("\n");
346 		}
347 	}
348 	free((void *)data);
349 }
350 
351 static void
352 parse_bus_info_block(uint32_t *p)
353 {
354 	char addr[EUI64_SIZ];
355 	struct bus_info *bi;
356 	struct eui64 eui;
357 
358 	bi = (struct bus_info *)p;
359 	fweui2eui64(&bi->eui64, &eui);
360 	eui64_ntoa(&eui, addr, sizeof(addr));
361 	printf("bus_name: 0x%04x\n"
362 		"irmc:%d cmc:%d isc:%d bmc:%d pmc:%d\n"
363 		"cyc_clk_acc:%d max_rec:%d max_rom:%d\n"
364 		"generation:%d link_spd:%d\n"
365 		"EUI64: %s\n",
366 		bi->bus_name,
367 		bi->irmc, bi->cmc, bi->isc, bi->bmc, bi->pmc,
368 		bi->cyc_clk_acc, bi->max_rec, bi->max_rom,
369 		bi->generation, bi->link_spd,
370 		addr);
371 }
372 
373 static int
374 get_crom(int fd, int node, void *crom_buf, int len)
375 {
376 	struct fw_crom_buf buf;
377 	int i, error;
378 	struct fw_devlstreq *data;
379 
380 	data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
381 	if (data == NULL)
382 		err(EX_SOFTWARE, "%s:data malloc", __func__);
383 	get_dev(fd, data);
384 
385 	for (i = 0; i < data->info_len; i++)
386 		if (data->dev[i].dst == node && data->dev[i].eui.lo != 0)
387 			break;
388 	if (i == data->info_len)
389 		errx(1, "no such node %d.", node);
390 	else
391 		buf.eui = data->dev[i].eui;
392 	free(data);
393 
394 	buf.len = len;
395 	buf.ptr = crom_buf;
396 	memset(crom_buf, 0, len);
397 	if ((error = ioctl(fd, FW_GCROM, &buf)) < 0)
398 		err(EX_IOERR, "%s: ioctl", __func__);
399 
400 	return error;
401 }
402 
403 static void
404 show_crc(uint16_t crc, uint16_t good_crc)
405 {
406 	if (crc == good_crc)
407 		printf("(OK)\n");
408 	else
409 		printf("(NG, 0x%x)\n", good_crc);
410 }
411 
412 static void
413 show_crom(uint32_t *crom_buf)
414 {
415 	int i;
416 	struct crom_context cc;
417 	const char *desc;
418 	char info[256];
419 	static const char *key_types = "ICLD";
420 	struct csrreg *reg;
421 	struct csrdirectory *dir;
422 	struct csrhdr *hdr;
423 	uint16_t crc;
424 
425 	printf("first quad: 0x%08x ", *crom_buf);
426 	if (crom_buf[0] == 0) {
427 		printf("(Invalid Configuration ROM)\n");
428 		return;
429 	}
430 	hdr = (struct csrhdr *)crom_buf;
431 	if (hdr->info_len == 1) {
432 		/* minimum ROM */
433 		reg = (struct csrreg *)hdr;
434 		printf("vendor ID: 0x%06x\n", reg->val);
435 		return;
436 	}
437 	crc = crom_crc(crom_buf+1, hdr->crc_len);
438 	printf("info_len=%d crc_len=%d crc=0x%04x ",
439 		hdr->info_len, hdr->crc_len, crc);
440 	show_crc(crc, hdr->crc);
441 	parse_bus_info_block(crom_buf+1);
442 
443 	crom_init_context(&cc, crom_buf);
444 	dir = cc.stack[0].dir;
445 	if (!dir) {
446 		printf("no root directory - giving up\n");
447 		return;
448 	}
449 	crc = crom_crc((uint32_t *)&dir->entry[0], dir->crc_len);
450 	printf("root_directory: len=0x%04x(%d) crc=0x%04x ",
451 			dir->crc_len, dir->crc_len, crc);
452 	show_crc(crc, dir->crc);
453 	if (dir->crc_len < 1)
454 		return;
455 	while (cc.depth >= 0) {
456 		desc = crom_desc(&cc, info, sizeof(info));
457 		reg = crom_get(&cc);
458 		for (i = 0; i < cc.depth; i++)
459 			printf("\t");
460 		printf("%02x(%c:%02x) %06x %s: %s\n",
461 			reg->key,
462 			key_types[(reg->key & CSRTYPE_MASK)>>6],
463 			reg->key & CSRKEY_MASK, reg->val,
464 			desc, info);
465 		crom_next(&cc);
466 	}
467 }
468 
469 #define DUMP_FORMAT	"%08x %08x %08x %08x %08x %08x %08x %08x\n"
470 
471 static void
472 dump_crom(uint32_t *p)
473 {
474 	int len=1024, i;
475 
476 	for (i = 0; i < len/(4*8); i ++) {
477 		printf(DUMP_FORMAT,
478 			p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
479 		p += 8;
480 	}
481 }
482 
483 static void
484 load_crom(const char *filename, uint32_t *p)
485 {
486 	FILE *file;
487 	int len=1024, i;
488 
489 	if ((file = fopen(filename, "r")) == NULL)
490 		err(EX_IOERR, "load_crom %s", filename);
491 	for (i = 0; i < len/(4*8); i ++) {
492 		fscanf(file, DUMP_FORMAT, p, p+1, p+2, p+3, p+4, p+5, p+6, p+7);
493 		p += 8;
494 	}
495 }
496 
497 static void
498 show_topology_map(int fd)
499 {
500 	struct fw_topology_map *tmap;
501 	union fw_self_id sid;
502 	int i;
503 	static const char *port_status[] = {" ", "-", "P", "C"};
504 	static const char *pwr_class[] = {" 0W", "15W", "30W", "45W",
505 					"-1W", "-2W", "-5W", "-9W"};
506 	static const char *speed[] = {"S100", "S200", "S400", "S800"};
507 
508 	tmap = malloc(sizeof(struct fw_topology_map));
509 	if (tmap == NULL)
510 		err(EX_SOFTWARE, "%s:tmap malloc", __func__);
511 	if (ioctl(fd, FW_GTPMAP, tmap) < 0)
512 		err(EX_IOERR, "%s: ioctl", __func__);
513 	printf("crc_len: %d generation:%d node_count:%d sid_count:%d\n",
514 		tmap->crc_len, tmap->generation,
515 		tmap->node_count, tmap->self_id_count);
516 	printf("id link gap_cnt speed delay cIRM power port0 port1 port2"
517 		" ini more\n");
518 	for (i = 0; i < tmap->crc_len - 2; i++) {
519 		sid = tmap->self_id[i];
520 		if (sid.p0.sequel) {
521 			printf("%02d sequel packet\n", sid.p0.phy_id);
522 			continue;
523 		}
524 		printf("%02d   %2d      %2d  %4s     %d   %3s"
525 				"     %s     %s     %s   %d    %d\n",
526 			sid.p0.phy_id,
527 			sid.p0.link_active,
528 			sid.p0.gap_count,
529 			speed[sid.p0.phy_speed],
530 			sid.p0.contender,
531 			pwr_class[sid.p0.power_class],
532 			port_status[sid.p0.port0],
533 			port_status[sid.p0.port1],
534 			port_status[sid.p0.port2],
535 			sid.p0.initiated_reset,
536 			sid.p0.more_packets
537 		);
538 	}
539 	free(tmap);
540 }
541 
542 static void
543 read_phy_registers(int fd, uint8_t *buf, int offset, int len)
544 {
545 	struct fw_reg_req_t reg;
546 	int i;
547 
548 	for (i = 0; i < len; i++) {
549 		reg.addr = offset + i;
550 		if (ioctl(fd, FWOHCI_RDPHYREG, &reg) < 0)
551 			err(EX_IOERR, "%s: ioctl", __func__);
552 		buf[i] = (uint8_t) reg.data;
553 		printf("0x%02x ",  reg.data);
554 	}
555 	printf("\n");
556 }
557 
558 static void
559 read_phy_page(int fd, uint8_t *buf, int page, int port)
560 {
561 	struct fw_reg_req_t reg;
562 
563 	reg.addr = 0x7;
564 	reg.data = ((page & 7) << 5) | (port & 0xf);
565 	if (ioctl(fd, FWOHCI_WRPHYREG, &reg) < 0)
566 		err(EX_IOERR, "%s: ioctl", __func__);
567 	read_phy_registers(fd, buf, 8, 8);
568 }
569 
570 static void
571 dump_phy_registers(int fd)
572 {
573 	struct phyreg_base b;
574 	struct phyreg_page0 p;
575 	struct phyreg_page1 v;
576 	int i;
577 
578 	printf("=== base register ===\n");
579 	read_phy_registers(fd, (uint8_t *)&b, 0, 8);
580 	printf(
581 	    "Physical_ID:%d  R:%d  CPS:%d\n"
582 	    "RHB:%d  IBR:%d  Gap_Count:%d\n"
583 	    "Extended:%d Num_Ports:%d\n"
584 	    "PHY_Speed:%d Delay:%d\n"
585 	    "LCtrl:%d C:%d Jitter:%d Pwr_Class:%d\n"
586 	    "WDIE:%d ISBR:%d CTOI:%d CPSI:%d STOI:%d PEI:%d EAA:%d EMC:%d\n"
587 	    "Max_Legacy_SPD:%d BLINK:%d Bridge:%d\n"
588 	    "Page_Select:%d Port_Select%d\n",
589 	    b.phy_id, b.r, b.cps,
590 	    b.rhb, b.ibr, b.gap_count,
591 	    b.extended, b.num_ports,
592 	    b.phy_speed, b.delay,
593 	    b.lctrl, b.c, b.jitter, b.pwr_class,
594 	    b.wdie, b.isbr, b.ctoi, b.cpsi, b.stoi, b.pei, b.eaa, b.emc,
595 	    b.legacy_spd, b.blink, b.bridge,
596 	    b.page_select, b.port_select
597 	);
598 
599 	for (i = 0; i < b.num_ports; i ++) {
600 		printf("\n=== page 0 port %d ===\n", i);
601 		read_phy_page(fd, (uint8_t *)&p, 0, i);
602 		printf(
603 		    "Astat:%d BStat:%d Ch:%d Con:%d RXOK:%d Dis:%d\n"
604 		    "Negotiated_speed:%d PIE:%d Fault:%d Stanby_fault:%d Disscrm:%d B_Only:%d\n"
605 		    "DC_connected:%d Max_port_speed:%d LPP:%d Cable_speed:%d\n"
606 		    "Connection_unreliable:%d Beta_mode:%d\n"
607 		    "Port_error:0x%x\n"
608 		    "Loop_disable:%d In_standby:%d Hard_disable:%d\n",
609 		    p.astat, p.bstat, p.ch, p.con, p.rxok, p.dis,
610 		    p.negotiated_speed, p.pie, p.fault, p.stanby_fault, p.disscrm, p.b_only,
611 		    p.dc_connected, p.max_port_speed, p.lpp, p.cable_speed,
612 		    p.connection_unreliable, p.beta_mode,
613 		    p.port_error,
614 		    p.loop_disable, p.in_standby, p.hard_disable
615 		);
616 	}
617 	printf("\n=== page 1 ===\n");
618 	read_phy_page(fd, (uint8_t *)&v, 1, 0);
619 	printf(
620 	    "Compliance:%d\n"
621 	    "Vendor_ID:0x%06x\n"
622 	    "Product_ID:0x%06x\n",
623 	    v.compliance,
624 	    (v.vendor_id[0] << 16) | (v.vendor_id[1] << 8) | v.vendor_id[2],
625 	    (v.product_id[0] << 16) | (v.product_id[1] << 8) | v.product_id[2]
626 	);
627 }
628 
629 static int
630 open_dev(int *fd, const char *_devname)
631 {
632 
633 	if (*fd < 0) {
634 		*fd = open(_devname, O_RDWR);
635 		if (*fd < 0)
636 			return -1;
637 	}
638 	return 0;
639 }
640 
641 static void
642 sysctl_set_int(const char *name, int val)
643 {
644 	if (sysctlbyname(name, NULL, NULL, &val, sizeof(int)) < 0)
645 		err(1, "sysctl %s failed.", name);
646 }
647 
648 static fwmethod *
649 detect_recv_fn(int fd, char ich)
650 {
651 	char *buf;
652 	struct fw_isochreq isoreq;
653 	struct fw_isobufreq bufreq;
654 	int len;
655 	uint32_t *ptr;
656 	struct ciphdr *ciph;
657 	fwmethod *retfn;
658 #define RECV_NUM_PACKET	16
659 #define RECV_PACKET_SZ	1024
660 
661 	bufreq.rx.nchunk = 8;
662 	bufreq.rx.npacket = RECV_NUM_PACKET;
663 	bufreq.rx.psize = RECV_PACKET_SZ;
664 	bufreq.tx.nchunk = 0;
665 	bufreq.tx.npacket = 0;
666 	bufreq.tx.psize = 0;
667 
668 	if (ioctl(fd, FW_SSTBUF, &bufreq) < 0)
669 		err(EX_IOERR, "%s: ioctl FW_SSTBUF", __func__);
670 
671 	isoreq.ch = ich & 0x3f;
672 	isoreq.tag = (ich >> 6) & 3;
673 
674 	if (ioctl(fd, FW_SRSTREAM, &isoreq) < 0)
675 		err(EX_IOERR, "%s: ioctl FW_SRSTREAM", __func__);
676 
677 	buf = (char *)malloc(RECV_NUM_PACKET * RECV_PACKET_SZ);
678 	if (buf == NULL)
679 		err(EX_SOFTWARE, "%s:buf malloc", __func__);
680 	/*
681 	 * fwdev.c seems to return EIO on error and
682 	 * the return value of the last uiomove
683 	 * on success.  For now, checking that the
684 	 * return is not less than zero should be
685 	 * sufficient.  fwdev.c::fw_read() should
686 	 * return the total length read, not the value
687 	 * of the last uiomove().
688 	 */
689 	len = read(fd, buf, RECV_NUM_PACKET * RECV_PACKET_SZ);
690 	if (len < 0)
691 		err(EX_IOERR, "%s: error reading from device", __func__);
692 	ptr = (uint32_t *) buf;
693 	ciph = (struct ciphdr *)(ptr + 1);
694 
695 	switch (ciph->fmt) {
696 	case CIP_FMT_DVCR:
697 		fprintf(stderr, "Detected DV format on input.\n");
698 		retfn = dvrecv;
699 		break;
700 	case CIP_FMT_MPEG:
701 		fprintf(stderr, "Detected MPEG TS format on input.\n");
702 		retfn = mpegtsrecv;
703 		break;
704 	default:
705 		errx(EXIT_FAILURE, "Unsupported format for receiving: fmt=0x%x",
706 		    ciph->fmt);
707 	}
708 	free(buf);
709 	return retfn;
710 }
711 
712 int
713 main(int argc, char **argv)
714 {
715 #define MAX_BOARDS 10
716 	uint32_t crom_buf[1024/4];
717 	uint32_t crom_buf_hex[1024/4];
718 	char devbase[64];
719 	const char *device_string = "/dev/fw";
720 	int fd = -1, ch, len=1024;
721 	int32_t current_board = 0;
722 /*
723  * If !command_set, then -u will display the nodes for the board.
724  * This emulates the previous behavior when -u is passed by itself
725  */
726 	bool command_set = false;
727 	bool open_needed = false;
728 	long tmp;
729 	struct fw_eui64 eui;
730 	struct eui64 target;
731 	fwmethod *recvfn = NULL;
732 
733 /*
734  * Holders for which functions
735  * to iterate through
736  */
737 	bool display_board_only = false;
738 	bool display_crom = false;
739 	bool send_bus_reset = false;
740 	bool display_crom_hex = false;
741 	bool load_crom_from_file = false;
742 	bool set_fwmem_target = false;
743 	bool dump_topology = false;
744 	bool dump_phy_reg = false;
745 
746 	int32_t priority_budget = -1;
747 	int32_t set_root_node = -1;
748 	int32_t set_gap_count = -1;
749 	int32_t send_link_on = -1;
750 	int32_t send_reset_start = -1;
751 
752 	char *crom_string = NULL;
753 	char *crom_string_hex = NULL;
754 	char *recv_data = NULL;
755 	char *send_data = NULL;
756 
757 	if (argc < 2) {
758 		for (current_board = 0; current_board < MAX_BOARDS; current_board++) {
759 			snprintf(devbase, sizeof(devbase), "%s%d.0", device_string, current_board);
760 			if (open_dev(&fd, devbase) < 0) {
761 				if (current_board == 0) {
762 					usage();
763 					err(EX_IOERR, "%s: Error opening firewire controller #%d %s",
764 					    __func__, current_board, devbase);
765 				}
766 				return EIO;
767 			}
768 			list_dev(fd);
769 			close(fd);
770 			fd = -1;
771 		}
772 	}
773 	/*
774 	 * Parse all command line options, then execute requested operations.
775 	 */
776 	while ((ch = getopt(argc, argv, "b:c:d:f:g:l:M:m:o:pR:rS:s:tu:")) != -1) {
777 		switch (ch) {
778 		case 'b':
779 			priority_budget = strtol(optarg, NULL, 0);
780 			if (priority_budget < 0 || priority_budget > INT32_MAX)
781 				errx(EX_USAGE,
782 				    "%s: priority_budget out of range: %s",
783 				    __func__, optarg);
784 			command_set = true;
785 			open_needed = true;
786 			display_board_only = false;
787 			break;
788 		case 'c':
789 			crom_string = malloc(strlen(optarg)+1);
790 			if (crom_string == NULL)
791 				err(EX_SOFTWARE, "%s:crom_string malloc",
792 				    __func__);
793 			if (strtol(crom_string, NULL, 0) < 0 ||
794 			    strtol(crom_string, NULL, 0) > MAX_BOARDS)
795 				errx(EX_USAGE, "%s:Invalid value for node",
796 				    __func__);
797 			strcpy(crom_string, optarg);
798 			display_crom = 1;
799 			open_needed = true;
800 			command_set = true;
801 			display_board_only = false;
802 			break;
803 		case 'd':
804 			crom_string_hex = malloc(strlen(optarg)+1);
805 			if (crom_string_hex == NULL)
806 				err(EX_SOFTWARE, "%s:crom_string_hex malloc",
807 				    __func__);
808 			strcpy(crom_string_hex, optarg);
809 			display_crom_hex = 1;
810 			open_needed = true;
811 			command_set = true;
812 			display_board_only = false;
813 			break;
814 		case 'f':
815 #define MAX_PHY_CONFIG 0x3f
816 			set_root_node = strtol(optarg, NULL, 0);
817 			if (set_root_node < 0 || set_root_node > MAX_PHY_CONFIG)
818 				errx(EX_USAGE, "%s:set_root_node out of range",
819 				    __func__);
820 			open_needed = true;
821 			command_set = true;
822 			display_board_only = false;
823 			break;
824 		case 'g':
825 			set_gap_count = strtol(optarg, NULL, 0);
826 			if (set_gap_count < 0 || set_gap_count > MAX_PHY_CONFIG)
827 				errx(EX_USAGE, "%s:set_gap_count out of range",
828 				    __func__);
829 			open_needed = true;
830 			command_set = true;
831 			display_board_only = false;
832 			break;
833 		case 'l':
834 			load_crom_from_file = 1;
835 			load_crom(optarg, crom_buf);
836 			command_set = true;
837 			display_board_only = false;
838 			break;
839 		case 'm':
840 			set_fwmem_target = 1;
841 			open_needed = 0;
842 			command_set = true;
843 			display_board_only = false;
844 			if (eui64_hostton(optarg, &target) != 0 &&
845 			    eui64_aton(optarg, &target) != 0)
846 				errx(EX_USAGE, "%s: invalid target: %s",
847 				    __func__, optarg);
848 			break;
849 		case 'o':
850 			send_link_on = str2node(fd, optarg);
851 			if (send_link_on < 0 || send_link_on > MAX_PHY_CONFIG)
852 				errx(EX_USAGE, "%s: node out of range: %s\n",
853 				    __func__, optarg);
854 			open_needed = true;
855 			command_set = true;
856 			display_board_only = false;
857 			break;
858 		case 'p':
859 			dump_phy_reg = 1;
860 			open_needed = true;
861 			command_set = true;
862 			display_board_only = false;
863 			break;
864 		case 'r':
865 			send_bus_reset = 1;
866 			open_needed = true;
867 			command_set = true;
868 			display_board_only = false;
869 			break;
870 		case 's':
871 			send_reset_start  = str2node(fd, optarg);
872 			if (send_reset_start < 0 ||
873 			    send_reset_start > MAX_PHY_CONFIG)
874 				errx(EX_USAGE, "%s: node out of range: %s\n",
875 				    __func__, optarg);
876 			open_needed = true;
877 			command_set = true;
878 			display_board_only = false;
879 			break;
880 		case 't':
881 			dump_topology = 1;
882 			open_needed = true;
883 			command_set = true;
884 			display_board_only = false;
885 			break;
886 		case 'u':
887 			if (!command_set)
888 				display_board_only = true;
889 			current_board = strtol(optarg, NULL, 0);
890 			open_needed = true;
891 			break;
892 		case 'M':
893 			switch (optarg[0]) {
894 			case 'm':
895 				recvfn = mpegtsrecv;
896 				break;
897 			case 'd':
898 				recvfn = dvrecv;
899 				break;
900 			default:
901 				errx(EX_USAGE, "unrecognized method: %s",
902 				    optarg);
903 			}
904 			command_set = true;
905 			display_board_only = false;
906 			break;
907 		case 'R':
908 			recv_data = malloc(strlen(optarg)+1);
909 			if (recv_data == NULL)
910 				err(EX_SOFTWARE, "%s:recv_data malloc",
911 				    __func__);
912 			strcpy(recv_data, optarg);
913 			open_needed = false;
914 			command_set = true;
915 			display_board_only = false;
916 			break;
917 		case 'S':
918 			send_data = malloc(strlen(optarg)+1);
919 			if (send_data == NULL)
920 				err(EX_SOFTWARE, "%s:send_data malloc",
921 				    __func__);
922 			strcpy(send_data, optarg);
923 			open_needed = true;
924 			command_set = true;
925 			display_board_only = false;
926 			break;
927 		case '?':
928 		default:
929 			usage();
930 			errx(EINVAL, "%s: Unknown command line arguments",
931 			    __func__);
932 			return 0;
933 		}
934 	} /* end while */
935 
936 	/*
937 	 * Catch the error case when the user
938 	 * executes the command with non ''-''
939 	 * delimited arguments.
940 	 * Generate the usage() display and exit.
941 	 */
942 	if (!command_set && !display_board_only) {
943 		usage();
944 		errx(EINVAL, "%s: Unknown command line arguments", __func__);
945 		return 0;
946 	}
947 
948 	/*
949 	 * If -u <bus_number> is passed, execute
950 	 * command for that card only.
951 	 *
952 	 * If -u <bus_number> is not passed, execute
953 	 * command for card 0 only.
954 	 *
955 	 */
956 	if (open_needed) {
957 		snprintf(devbase, sizeof(devbase),
958 		    "%s%d.0", device_string, current_board);
959 		if (open_dev(&fd, devbase) < 0) {
960 			err(EX_IOERR,
961 			    "%s: Error opening firewire controller #%d %s",
962 			    __func__, current_board, devbase);
963 		}
964 	}
965 	/*
966 	 * display the nodes on this board "-u" only
967 	*/
968 	if (display_board_only)
969 		list_dev(fd);
970 
971 	/*
972 	 * dump_phy_reg "-p"
973 	 */
974 	if (dump_phy_reg)
975 		dump_phy_registers(fd);
976 
977 	/*
978 	 * send a BUS_RESET Event "-r"
979 	 */
980 	if (send_bus_reset)
981 		if (ioctl(fd, FW_IBUSRST, &tmp) < 0)
982 			err(EX_IOERR, "%s: Ioctl of bus reset failed for %s",
983 			    __func__, devbase);
984 	/*
985 	 * Print out the CROM for this node "-c"
986 	 */
987 	if (display_crom) {
988 		tmp = str2node(fd, crom_string);
989 		get_crom(fd, tmp, crom_buf, len);
990 		show_crom(crom_buf);
991 		free(crom_string);
992 	}
993 	/*
994 	 * Hex Dump the CROM for this node "-d"
995 	 */
996 	if (display_crom_hex) {
997 		tmp = str2node(fd, crom_string_hex);
998 		get_crom(fd, tmp, crom_buf_hex, len);
999 		dump_crom(crom_buf_hex);
1000 		free(crom_string_hex);
1001 	}
1002 	/*
1003 	 * Set Priority Budget to value for this node "-b"
1004 	 */
1005 	if (priority_budget >= 0)
1006 		set_pri_req(fd, priority_budget);
1007 
1008 	/*
1009 	 * Explicitly set the root node of this bus to value "-f"
1010 	 */
1011 	if (set_root_node >= 0)
1012 		send_phy_config(fd, set_root_node, -1);
1013 
1014 	/*
1015 	 * Set the gap count for this card/bus  "-g"
1016 	 */
1017 	if (set_gap_count >= 0)
1018 		send_phy_config(fd, -1, set_gap_count);
1019 
1020 	/*
1021 	 * Load a CROM from a file "-l"
1022 	 */
1023 	if (load_crom_from_file)
1024 		show_crom(crom_buf);
1025 	/*
1026 	 * Set the fwmem target for a node to argument "-m"
1027 	 */
1028 	if (set_fwmem_target) {
1029 		eui.hi = ntohl(*(uint32_t*)&(target.octet[0]));
1030 		eui.lo = ntohl(*(uint32_t*)&(target.octet[4]));
1031 		sysctl_set_int("hw.fwmem.eui64_hi", eui.hi);
1032 		sysctl_set_int("hw.fwmem.eui64_lo", eui.lo);
1033 	}
1034 
1035 	/*
1036 	 * Send a link on to this board/bus "-o"
1037 	 */
1038 	if (send_link_on >= 0)
1039 		link_on(fd, send_link_on);
1040 
1041 	/*
1042 	 * Send a reset start to this board/bus "-s"
1043 	 */
1044 	if (send_reset_start >= 0)
1045 		reset_start(fd, send_reset_start);
1046 
1047 	/*
1048 	 * Dump the node topology for this board/bus "-t"
1049 	 */
1050 	if (dump_topology)
1051 		show_topology_map(fd);
1052 
1053 	/*
1054 	 * Recieve data file from node "-R"
1055 	 */
1056 #define TAG	(1<<6)
1057 #define CHANNEL	63
1058 	if (recv_data != NULL){
1059 		if (recvfn == NULL) { /* guess... */
1060 			recvfn = detect_recv_fn(fd, TAG | CHANNEL);
1061 			close(fd);
1062 			fd = -1;
1063 		}
1064 		snprintf(devbase, sizeof(devbase), "%s%d.0",
1065 		    device_string, current_board);
1066 		if (open_dev(&fd, devbase) < 0)
1067 			err(EX_IOERR, "%s: Error opening firewire controller #%d %s in recv_data\n",
1068 			    __func__, current_board, devbase);
1069 		(*recvfn)(fd, recv_data, TAG | CHANNEL, -1);
1070 		free(recv_data);
1071 	}
1072 
1073 	/*
1074 	 * Send data file to node "-S"
1075 	 */
1076 	if (send_data != NULL){
1077 		dvsend(fd, send_data, TAG | CHANNEL, -1);
1078 		free(send_data);
1079 	}
1080 
1081 	if (fd > 0) {
1082 		close(fd);
1083 		fd = -1;
1084 	}
1085 	return 0;
1086 }
1087