1 /* 2 * Copyright (C) 2002 3 * Hidetoshi Shimokawa. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * 16 * This product includes software developed by Hidetoshi Shimokawa. 17 * 18 * 4. Neither the name of the author nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD: src/usr.sbin/fwcontrol/fwcontrol.c,v 1.1.2.8 2003/05/01 06:26:35 simokawa Exp $ 35 */ 36 37 #include <sys/param.h> 38 #include <sys/malloc.h> 39 #include <sys/socket.h> 40 #include <sys/ioctl.h> 41 #include <sys/errno.h> 42 #include <bus/firewire/firewire.h> 43 #include <bus/firewire/iec13213.h> 44 45 #include <netinet/in.h> 46 #include <fcntl.h> 47 #include <stdio.h> 48 #include <err.h> 49 #include <stdlib.h> 50 #include <string.h> 51 #include <unistd.h> 52 53 extern int dvrecv(int, char *, char, int); 54 extern int dvsend(int, char *, char, int); 55 56 static void 57 usage(void) 58 { 59 fprintf(stderr, 60 "fwcontrol [-g gap_count] [-o node] [-b pri_req] [-c node]" 61 " [-r] [-t] [-d node] [-l file] [-R file] [-S file]\n" 62 "\t-g: broadcast gap_count by phy_config packet\n" 63 "\t-o: send link-on packet to the node\n" 64 "\t-s: write RESET_START register on the node\n" 65 "\t-b: set PRIORITY_BUDGET register on all supported nodes\n" 66 "\t-c: read configuration ROM\n" 67 "\t-r: bus reset\n" 68 "\t-t: read topology map\n" 69 "\t-d: hex dump of configuration ROM\n" 70 "\t-l: load and parse hex dump file of configuration ROM\n" 71 "\t-R: Receive DV stream\n" 72 "\t-S: Send DV stream\n"); 73 exit(0); 74 } 75 76 static struct fw_devlstreq * 77 get_dev(int fd) 78 { 79 struct fw_devlstreq *data; 80 81 data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq)); 82 if (data == NULL) 83 err(1, "malloc"); 84 if( ioctl(fd, FW_GDEVLST, data) < 0) { 85 err(1, "ioctl"); 86 } 87 return data; 88 } 89 90 static void 91 list_dev(int fd) 92 { 93 struct fw_devlstreq *data; 94 struct fw_devinfo *devinfo; 95 int i; 96 97 data = get_dev(fd); 98 printf("%d devices (info_len=%d)\n", data->n, data->info_len); 99 printf("node EUI64 status\n"); 100 for (i = 0; i < data->info_len; i++) { 101 devinfo = &data->dev[i]; 102 printf("%4d %08x%08x %6d\n", 103 (devinfo->status || i == 0) ? devinfo->dst : -1, 104 devinfo->eui.hi, 105 devinfo->eui.lo, 106 devinfo->status 107 ); 108 } 109 free((void *)data); 110 } 111 112 static u_int32_t 113 read_write_quad(int fd, struct fw_eui64 eui, u_int32_t addr_lo, int readmode, u_int32_t data) 114 { 115 struct fw_asyreq *asyreq; 116 u_int32_t *qld, res; 117 118 asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16); 119 asyreq->req.len = 16; 120 #if 0 121 asyreq->req.type = FWASREQNODE; 122 asyreq->pkt.mode.rreqq.dst = FWLOCALBUS | node; 123 #else 124 asyreq->req.type = FWASREQEUI; 125 asyreq->req.dst.eui = eui; 126 #endif 127 asyreq->pkt.mode.rreqq.tlrt = 0; 128 if (readmode) 129 asyreq->pkt.mode.rreqq.tcode = FWTCODE_RREQQ; 130 else 131 asyreq->pkt.mode.rreqq.tcode = FWTCODE_WREQQ; 132 133 asyreq->pkt.mode.rreqq.dest_hi = 0xffff; 134 asyreq->pkt.mode.rreqq.dest_lo = addr_lo; 135 136 qld = (u_int32_t *)&asyreq->pkt; 137 if (!readmode) 138 asyreq->pkt.mode.wreqq.data = data; 139 140 if (ioctl(fd, FW_ASYREQ, asyreq) < 0) { 141 err(1, "ioctl"); 142 } 143 res = qld[3]; 144 free(asyreq); 145 if (readmode) 146 return ntohl(res); 147 else 148 return 0; 149 } 150 151 static void 152 send_phy_config(int fd, int root_node, int gap_count) 153 { 154 struct fw_asyreq *asyreq; 155 156 asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12); 157 asyreq->req.len = 12; 158 asyreq->req.type = FWASREQNODE; 159 asyreq->pkt.mode.ld[0] = 0; 160 asyreq->pkt.mode.ld[1] = 0; 161 asyreq->pkt.mode.common.tcode = FWTCODE_PHY; 162 if (root_node >= 0) 163 asyreq->pkt.mode.ld[1] |= (root_node & 0x3f) << 24 | 1 << 23; 164 if (gap_count >= 0) 165 asyreq->pkt.mode.ld[1] |= 1 << 22 | (gap_count & 0x3f) << 16; 166 asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1]; 167 168 printf("send phy_config root_node=%d gap_count=%d\n", 169 root_node, gap_count); 170 171 if (ioctl(fd, FW_ASYREQ, asyreq) < 0) 172 err(1, "ioctl"); 173 free(asyreq); 174 } 175 176 static void 177 send_link_on(int fd, int node) 178 { 179 struct fw_asyreq *asyreq; 180 181 asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12); 182 asyreq->req.len = 12; 183 asyreq->req.type = FWASREQNODE; 184 asyreq->pkt.mode.common.tcode = FWTCODE_PHY; 185 asyreq->pkt.mode.ld[1] |= (1 << 30) | ((node & 0x3f) << 24); 186 asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1]; 187 188 if (ioctl(fd, FW_ASYREQ, asyreq) < 0) 189 err(1, "ioctl"); 190 free(asyreq); 191 } 192 193 static void 194 reset_start(int fd, int node) 195 { 196 struct fw_asyreq *asyreq; 197 198 asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16); 199 asyreq->req.len = 16; 200 asyreq->req.type = FWASREQNODE; 201 asyreq->pkt.mode.wreqq.dst = FWLOCALBUS | (node & 0x3f); 202 asyreq->pkt.mode.wreqq.tlrt = 0; 203 asyreq->pkt.mode.wreqq.tcode = FWTCODE_WREQQ; 204 205 asyreq->pkt.mode.wreqq.dest_hi = 0xffff; 206 asyreq->pkt.mode.wreqq.dest_lo = 0xf0000000 | RESET_START; 207 208 asyreq->pkt.mode.wreqq.data = htonl(0x1); 209 210 if (ioctl(fd, FW_ASYREQ, asyreq) < 0) 211 err(1, "ioctl"); 212 free(asyreq); 213 } 214 215 static void 216 set_pri_req(int fd, u_int32_t pri_req) 217 { 218 struct fw_devlstreq *data; 219 struct fw_devinfo *devinfo; 220 u_int32_t max, reg, old; 221 int i; 222 223 data = get_dev(fd); 224 #define BUGET_REG 0xf0000218 225 for (i = 0; i < data->info_len; i++) { 226 devinfo = &data->dev[i]; 227 if (!devinfo->status) 228 continue; 229 reg = read_write_quad(fd, devinfo->eui, BUGET_REG, 1, 0); 230 printf("%d %08x:%08x, %08x", 231 devinfo->dst, devinfo->eui.hi, devinfo->eui.lo, reg); 232 if (reg > 0) { 233 old = (reg & 0x3f); 234 max = (reg & 0x3f00) >> 8; 235 if (pri_req > max) 236 pri_req = max; 237 printf(" 0x%x -> 0x%x\n", old, pri_req); 238 read_write_quad(fd, devinfo->eui, BUGET_REG, 0, pri_req); 239 } else { 240 printf("\n"); 241 } 242 } 243 free((void *)data); 244 } 245 246 static void 247 parse_bus_info_block(u_int32_t *p, int info_len) 248 { 249 int i; 250 251 for (i = 0; i < info_len; i++) { 252 printf("bus_info%d: 0x%08x\n", i, *p++); 253 } 254 } 255 256 static int 257 get_crom(int fd, int node, void *crom_buf, int len) 258 { 259 struct fw_crom_buf buf; 260 int i, error; 261 struct fw_devlstreq *data; 262 263 data = get_dev(fd); 264 265 for (i = 0; i < data->info_len; i++) { 266 if (data->dev[i].dst == node && data->dev[i].eui.lo != 0) 267 break; 268 } 269 if (i == data->info_len) 270 errx(1, "no such node %d.", node); 271 else if (i == 0) 272 errx(1, "node %d is myself.", node); 273 else 274 buf.eui = data->dev[i].eui; 275 free((void *)data); 276 277 buf.len = len; 278 buf.ptr = crom_buf; 279 if ((error = ioctl(fd, FW_GCROM, &buf)) < 0) { 280 err(1, "ioctl"); 281 } 282 283 return error; 284 } 285 286 static void 287 show_crom(u_int32_t *crom_buf) 288 { 289 int i; 290 struct crom_context cc; 291 const char *desc; 292 char info[256]; 293 static const char *key_types = "ICLD"; 294 struct csrreg *reg; 295 struct csrdirectory *dir; 296 struct csrhdr *hdr; 297 u_int16_t crc; 298 299 printf("first quad: 0x%08x ", *crom_buf); 300 hdr = (struct csrhdr *)crom_buf; 301 if (hdr->info_len == 1) { 302 /* minimum ROM */ 303 reg = (struct csrreg *)hdr; 304 printf("verndor ID: 0x%06x\n", reg->val); 305 return; 306 } 307 printf("info_len=%d crc_len=%d crc=0x%04x", 308 hdr->info_len, hdr->crc_len, hdr->crc); 309 crc = crom_crc(crom_buf+1, hdr->crc_len); 310 if (crc == hdr->crc) 311 printf("(OK)\n"); 312 else 313 printf("(NG)\n"); 314 parse_bus_info_block(crom_buf+1, hdr->info_len); 315 316 crom_init_context(&cc, crom_buf); 317 dir = cc.stack[0].dir; 318 printf("root_directory: len=0x%04x(%d) crc=0x%04x", 319 dir->crc_len, dir->crc_len, dir->crc); 320 crc = crom_crc((u_int32_t *)&dir->entry[0], dir->crc_len); 321 if (crc == dir->crc) 322 printf("(OK)\n"); 323 else 324 printf("(NG)\n"); 325 if (dir->crc_len < 1) 326 return; 327 while (cc.depth >= 0) { 328 desc = crom_desc(&cc, info, sizeof(info)); 329 reg = crom_get(&cc); 330 for (i = 0; i < cc.depth; i++) 331 printf("\t"); 332 printf("%02x(%c:%02x) %06x %s: %s\n", 333 reg->key, 334 key_types[(reg->key & CSRTYPE_MASK)>>6], 335 reg->key & CSRKEY_MASK, reg->val, 336 desc, info); 337 crom_next(&cc); 338 } 339 } 340 341 #define DUMP_FORMAT "%08x %08x %08x %08x %08x %08x %08x %08x\n" 342 343 static void 344 dump_crom(u_int32_t *p) 345 { 346 int len=1024, i; 347 348 for (i = 0; i < len/(4*8); i ++) { 349 printf(DUMP_FORMAT, 350 p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]); 351 p += 8; 352 } 353 } 354 355 static void 356 load_crom(char *filename, u_int32_t *p) 357 { 358 FILE *file; 359 int len=1024, i; 360 361 if ((file = fopen(filename, "r")) == NULL) 362 err(1, "load_crom"); 363 for (i = 0; i < len/(4*8); i ++) { 364 fscanf(file, DUMP_FORMAT, 365 p, p+1, p+2, p+3, p+4, p+5, p+6, p+7); 366 p += 8; 367 } 368 } 369 370 static void 371 show_topology_map(int fd) 372 { 373 struct fw_topology_map *tmap; 374 union fw_self_id sid; 375 int i; 376 static const char *port_status[] = {" ", "-", "P", "C"}; 377 static const char *pwr_class[] = {" 0W", "15W", "30W", "45W", 378 "-1W", "-2W", "-5W", "-9W"}; 379 static const char *speed[] = {"S100", "S200", "S400", "S800"}; 380 tmap = malloc(sizeof(struct fw_topology_map)); 381 if (tmap == NULL) 382 return; 383 if (ioctl(fd, FW_GTPMAP, tmap) < 0) { 384 err(1, "ioctl"); 385 } 386 printf("crc_len: %d generation:%d node_count:%d sid_count:%d\n", 387 tmap->crc_len, tmap->generation, 388 tmap->node_count, tmap->self_id_count); 389 printf("id link gap_cnt speed delay cIRM power port0 port1 port2" 390 " ini more\n"); 391 for (i = 0; i < tmap->crc_len - 2; i++) { 392 sid = tmap->self_id[i]; 393 if (sid.p0.sequel) { 394 printf("%02d sequel packet\n", sid.p0.phy_id); 395 continue; 396 } 397 printf("%02d %2d %2d %4s %d %d %3s" 398 " %s %s %s %d %d\n", 399 sid.p0.phy_id, 400 sid.p0.link_active, 401 sid.p0.gap_count, 402 speed[sid.p0.phy_speed], 403 sid.p0.phy_delay, 404 sid.p0.contender, 405 pwr_class[sid.p0.power_class], 406 port_status[sid.p0.port0], 407 port_status[sid.p0.port1], 408 port_status[sid.p0.port2], 409 sid.p0.initiated_reset, 410 sid.p0.more_packets 411 ); 412 } 413 free(tmap); 414 } 415 416 int 417 main(int argc, char **argv) 418 { 419 char devicename[256]; 420 u_int32_t crom_buf[1024/4]; 421 int fd, i, tmp, ch, len=1024; 422 423 for (i = 0; i < 4; i++) { 424 snprintf(devicename, sizeof(devicename), "/dev/fw%d", i); 425 if ((fd = open(devicename, O_RDWR)) >= 0) 426 break; 427 } 428 if (fd < 0) 429 err(1, "open"); 430 431 if (argc < 2) { 432 list_dev(fd); 433 } 434 435 while ((ch = getopt(argc, argv, "g:o:s:b:rtc:d:l:R:S:")) != -1) 436 switch(ch) { 437 case 'g': 438 tmp = strtol(optarg, NULL, 0); 439 send_phy_config(fd, -1, tmp); 440 break; 441 case 'o': 442 tmp = strtol(optarg, NULL, 0); 443 send_link_on(fd, tmp); 444 break; 445 case 's': 446 tmp = strtol(optarg, NULL, 0); 447 reset_start(fd, tmp); 448 break; 449 case 'b': 450 tmp = strtol(optarg, NULL, 0); 451 set_pri_req(fd, tmp); 452 break; 453 case 'r': 454 if(ioctl(fd, FW_IBUSRST, &tmp) < 0) 455 err(1, "ioctl"); 456 break; 457 case 't': 458 show_topology_map(fd); 459 break; 460 case 'c': 461 tmp = strtol(optarg, NULL, 0); 462 get_crom(fd, tmp, crom_buf, len); 463 show_crom(crom_buf); 464 break; 465 case 'd': 466 tmp = strtol(optarg, NULL, 0); 467 get_crom(fd, tmp, crom_buf, len); 468 dump_crom(crom_buf); 469 break; 470 case 'l': 471 load_crom(optarg, crom_buf); 472 show_crom(crom_buf); 473 break; 474 #define TAG (1<<6) 475 #define CHANNEL 63 476 case 'R': 477 dvrecv(fd, optarg, TAG | CHANNEL, -1); 478 break; 479 case 'S': 480 dvsend(fd, optarg, TAG | CHANNEL, -1); 481 break; 482 default: 483 usage(); 484 } 485 return 0; 486 } 487