1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2012 Andreas Tobler 5 * Copyright (c) 2014 Justin Hibbits 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 #include <sys/param.h> 32 #include <sys/bus.h> 33 #include <sys/systm.h> 34 #include <sys/module.h> 35 #include <sys/callout.h> 36 #include <sys/conf.h> 37 #include <sys/cpu.h> 38 #include <sys/ctype.h> 39 #include <sys/kernel.h> 40 #include <sys/reboot.h> 41 #include <sys/rman.h> 42 #include <sys/sysctl.h> 43 #include <sys/limits.h> 44 45 #include <machine/bus.h> 46 #include <machine/md_var.h> 47 48 #include <dev/iicbus/iicbus.h> 49 #include <dev/iicbus/iiconf.h> 50 51 #include <dev/ofw/openfirm.h> 52 #include <dev/ofw/ofw_bus.h> 53 #include <powerpc/powermac/powermac_thermal.h> 54 55 /* ADT746X registers. */ 56 #define ADT746X_TACH1LOW 0x28 57 #define ADT746X_TACH1HIGH 0x29 58 #define ADT746X_TACH2LOW 0x2a 59 #define ADT746X_TACH2HIGH 0x2b 60 #define ADT746X_PWM1 0x30 61 #define ADT746X_PWM2 0x31 62 #define ADT746X_DEVICE_ID 0x3d 63 #define ADT746X_COMPANY_ID 0x3e 64 #define ADT746X_REV_ID 0x3f 65 #define ADT746X_CONFIG 0x40 66 #define ADT746X_PWM1_CONF 0x5c 67 #define ADT746X_PWM2_CONF 0x5d 68 #define ADT746X_MANUAL_MASK 0xe0 69 70 #define ADT7460_DEV_ID 0x27 71 #define ADT7467_DEV_ID 0x68 72 73 struct adt746x_fan { 74 struct pmac_fan fan; 75 device_t dev; 76 int id; 77 int setpoint; 78 int pwm_reg; 79 int conf_reg; 80 }; 81 82 struct adt746x_sensor { 83 struct pmac_therm therm; 84 device_t dev; 85 int id; 86 cell_t reg; 87 enum { 88 ADT746X_SENSOR_TEMP, 89 ADT746X_SENSOR_VOLT, 90 ADT746X_SENSOR_SPEED 91 } type; 92 }; 93 94 struct adt746x_softc { 95 device_t sc_dev; 96 struct intr_config_hook enum_hook; 97 uint32_t sc_addr; 98 /* The 7467 supports up to 4 fans, 2 voltage and 3 temperature sensors. */ 99 struct adt746x_fan sc_fans[4]; 100 int sc_nfans; 101 struct adt746x_sensor sc_sensors[9]; 102 int sc_nsensors; 103 int device_id; 104 105 }; 106 107 108 /* Regular bus attachment functions */ 109 110 static int adt746x_probe(device_t); 111 static int adt746x_attach(device_t); 112 113 114 /* Utility functions */ 115 static void adt746x_attach_fans(device_t dev); 116 static void adt746x_attach_sensors(device_t dev); 117 static int adt746x_fill_fan_prop(device_t dev); 118 static int adt746x_fill_sensor_prop(device_t dev); 119 120 static int adt746x_fan_set_pwm(struct adt746x_fan *fan, int pwm); 121 static int adt746x_fan_get_pwm(struct adt746x_fan *fan); 122 static int adt746x_sensor_read(struct adt746x_sensor *sens); 123 static void adt746x_start(void *xdev); 124 125 /* i2c read/write functions. */ 126 static int adt746x_write(device_t dev, uint32_t addr, uint8_t reg, 127 uint8_t *buf); 128 static int adt746x_read(device_t dev, uint32_t addr, uint8_t reg, 129 uint8_t *data); 130 131 static device_method_t adt746x_methods[] = { 132 /* Device interface */ 133 DEVMETHOD(device_probe, adt746x_probe), 134 DEVMETHOD(device_attach, adt746x_attach), 135 { 0, 0 }, 136 }; 137 138 static driver_t adt746x_driver = { 139 "adt746x", 140 adt746x_methods, 141 sizeof(struct adt746x_softc) 142 }; 143 144 DRIVER_MODULE(adt746x, iicbus, adt746x_driver, 0, 0); 145 static MALLOC_DEFINE(M_ADT746X, "adt746x", "ADT Sensor Information"); 146 147 148 /* i2c read/write functions. */ 149 150 static int 151 adt746x_write(device_t dev, uint32_t addr, uint8_t reg, uint8_t *buff) 152 { 153 uint8_t buf[4]; 154 int try = 0; 155 156 struct iic_msg msg[] = { 157 {addr, IIC_M_WR, 2, buf } 158 }; 159 160 /* Prepare the write msg. */ 161 buf[0] = reg; 162 memcpy(buf + 1, buff, 1); 163 164 for (;;) 165 { 166 if (iicbus_transfer(dev, msg, 1) == 0) 167 return (0); 168 if (++try > 5) { 169 device_printf(dev, "iicbus write failed\n"); 170 return (-1); 171 } 172 pause("adt746x_write", hz); 173 } 174 return (0); 175 } 176 177 static int 178 adt746x_read(device_t dev, uint32_t addr, uint8_t reg, uint8_t *data) 179 { 180 uint8_t buf[4]; 181 int err, try = 0; 182 183 struct iic_msg msg[2] = { 184 {addr, IIC_M_WR | IIC_M_NOSTOP, 1, ®}, 185 {addr, IIC_M_RD, 1, buf}, 186 }; 187 188 for (;;) 189 { 190 err = iicbus_transfer(dev, msg, 2); 191 if (err != 0) 192 goto retry; 193 194 *data = *((uint8_t*)buf); 195 return (0); 196 retry: 197 if (++try > 5) { 198 device_printf(dev, "iicbus read failed\n"); 199 return (-1); 200 } 201 pause("adt746x_read", hz); 202 } 203 } 204 205 static int 206 adt746x_probe(device_t dev) 207 { 208 const char *name, *compatible; 209 struct adt746x_softc *sc; 210 211 name = ofw_bus_get_name(dev); 212 compatible = ofw_bus_get_compat(dev); 213 214 if (!name) 215 return (ENXIO); 216 217 if (strcmp(name, "fan") != 0 || 218 (strcmp(compatible, "adt7460") != 0 && 219 strcmp(compatible, "adt7467") != 0)) 220 return (ENXIO); 221 222 sc = device_get_softc(dev); 223 sc->sc_dev = dev; 224 sc->sc_addr = iicbus_get_addr(dev); 225 226 device_set_desc(dev, "Apple Thermostat Unit ADT746X"); 227 228 return (0); 229 } 230 231 static int 232 adt746x_attach(device_t dev) 233 { 234 struct adt746x_softc *sc; 235 236 sc = device_get_softc(dev); 237 238 sc->enum_hook.ich_func = adt746x_start; 239 sc->enum_hook.ich_arg = dev; 240 241 /* We have to wait until interrupts are enabled. I2C read and write 242 * only works if the interrupts are available. 243 * The unin/i2c is controlled by the htpic on unin. But this is not 244 * the master. The openpic on mac-io is controlling the htpic. 245 * This one gets attached after the mac-io probing and then the 246 * interrupts will be available. 247 */ 248 249 if (config_intrhook_establish(&sc->enum_hook) != 0) 250 return (ENOMEM); 251 252 return (0); 253 } 254 255 static void 256 adt746x_start(void *xdev) 257 { 258 uint8_t did, cid, rev, conf; 259 260 struct adt746x_softc *sc; 261 262 device_t dev = (device_t)xdev; 263 264 sc = device_get_softc(dev); 265 266 adt746x_read(sc->sc_dev, sc->sc_addr, ADT746X_DEVICE_ID, &did); 267 adt746x_read(sc->sc_dev, sc->sc_addr, ADT746X_COMPANY_ID, &cid); 268 adt746x_read(sc->sc_dev, sc->sc_addr, ADT746X_REV_ID, &rev); 269 adt746x_read(sc->sc_dev, sc->sc_addr, ADT746X_CONFIG, &conf); 270 271 device_printf(dev, "Dev ID %#x, Company ID %#x, Rev ID %#x CNF: %#x\n", 272 did, cid, rev, conf); 273 274 /* We can get the device id either from 'of' properties or from the chip 275 itself. This method makes sure we can read the chip, otherwise 276 we return. */ 277 278 sc->device_id = did; 279 280 conf = 1; 281 /* Start the ADT7460. */ 282 if (sc->device_id == ADT7460_DEV_ID) 283 adt746x_write(sc->sc_dev, sc->sc_addr, ADT746X_CONFIG, &conf); 284 285 /* Detect and attach child devices. */ 286 adt746x_attach_fans(dev); 287 adt746x_attach_sensors(dev); 288 config_intrhook_disestablish(&sc->enum_hook); 289 } 290 291 /* 292 * Sensor and fan management 293 */ 294 static int 295 adt746x_fan_set_pwm(struct adt746x_fan *fan, int pwm) 296 { 297 uint8_t reg = 0, manual, mode = 0; 298 struct adt746x_softc *sc; 299 uint8_t buf; 300 301 sc = device_get_softc(fan->dev); 302 303 /* Clamp to allowed range */ 304 pwm = max(fan->fan.min_rpm, pwm); 305 pwm = min(fan->fan.max_rpm, pwm); 306 307 reg = fan->pwm_reg; 308 mode = fan->conf_reg; 309 310 /* From the 7460 datasheet: 311 PWM dutycycle can be programmed from 0% (0x00) to 100% (0xFF) 312 in steps of 0.39% (256 steps). 313 */ 314 buf = (pwm * 100 / 39) - (pwm ? 1 : 0); 315 fan->setpoint = buf; 316 317 /* Manual mode. */ 318 adt746x_read(sc->sc_dev, sc->sc_addr, mode, &manual); 319 manual |= ADT746X_MANUAL_MASK; 320 adt746x_write(sc->sc_dev, sc->sc_addr, mode, &manual); 321 322 /* Write speed. */ 323 adt746x_write(sc->sc_dev, sc->sc_addr, reg, &buf); 324 325 return (0); 326 } 327 328 static int 329 adt746x_fan_get_pwm(struct adt746x_fan *fan) 330 { 331 uint8_t buf, reg; 332 uint16_t pwm; 333 struct adt746x_softc *sc; 334 335 sc = device_get_softc(fan->dev); 336 337 reg = fan->pwm_reg; 338 339 adt746x_read(sc->sc_dev, sc->sc_addr, reg, &buf); 340 341 pwm = (buf * 39 / 100) + (buf ? 1 : 0); 342 return (pwm); 343 } 344 345 static int 346 adt746x_fill_fan_prop(device_t dev) 347 { 348 phandle_t child; 349 struct adt746x_softc *sc; 350 u_int *id; 351 char *location; 352 int i, id_len, len = 0, location_len, prev_len = 0; 353 354 sc = device_get_softc(dev); 355 356 child = ofw_bus_get_node(dev); 357 358 /* Fill the fan location property. */ 359 location_len = OF_getprop_alloc(child, "hwctrl-location", (void **)&location); 360 id_len = OF_getprop_alloc_multi(child, "hwctrl-id", sizeof(cell_t), (void **)&id); 361 if (location_len == -1 || id_len == -1) { 362 OF_prop_free(location); 363 OF_prop_free(id); 364 return 0; 365 } 366 367 /* Fill in all the properties for each fan. */ 368 for (i = 0; i < id_len; i++) { 369 strlcpy(sc->sc_fans[i].fan.name, location + len, 32); 370 prev_len = strlen(location + len) + 1; 371 len += prev_len; 372 sc->sc_fans[i].id = id[i]; 373 if (id[i] == 6) { 374 sc->sc_fans[i].pwm_reg = ADT746X_PWM1; 375 sc->sc_fans[i].conf_reg = ADT746X_PWM1_CONF; 376 } else if (id[i] == 7) { 377 sc->sc_fans[i].pwm_reg = ADT746X_PWM2; 378 sc->sc_fans[i].conf_reg = ADT746X_PWM2_CONF; 379 } else { 380 sc->sc_fans[i].pwm_reg = ADT746X_PWM1 + i; 381 sc->sc_fans[i].conf_reg = ADT746X_PWM1_CONF + i; 382 } 383 sc->sc_fans[i].dev = sc->sc_dev; 384 sc->sc_fans[i].fan.min_rpm = 5; /* Percent */ 385 sc->sc_fans[i].fan.max_rpm = 100; 386 sc->sc_fans[i].fan.read = NULL; 387 sc->sc_fans[i].fan.set = 388 (int (*)(struct pmac_fan *, int))(adt746x_fan_set_pwm); 389 sc->sc_fans[i].fan.default_rpm = sc->sc_fans[i].fan.max_rpm; 390 } 391 OF_prop_free(location); 392 OF_prop_free(id); 393 394 return (i); 395 } 396 397 static int 398 adt746x_fill_sensor_prop(device_t dev) 399 { 400 phandle_t child, node; 401 struct adt746x_softc *sc; 402 char sens_type[32]; 403 int i = 0, reg, sensid; 404 405 sc = device_get_softc(dev); 406 407 child = ofw_bus_get_node(dev); 408 409 /* Fill in the sensor properties for each child. */ 410 for (node = OF_child(child); node != 0; node = OF_peer(node)) { 411 if (OF_getprop(node, "sensor-id", &sensid, sizeof(sensid)) == -1) 412 continue; 413 OF_getprop(node, "location", sc->sc_sensors[i].therm.name, 32); 414 OF_getprop(node, "device_type", sens_type, sizeof(sens_type)); 415 if (strcmp(sens_type, "temperature") == 0) 416 sc->sc_sensors[i].type = ADT746X_SENSOR_TEMP; 417 else if (strcmp(sens_type, "voltage") == 0) 418 sc->sc_sensors[i].type = ADT746X_SENSOR_VOLT; 419 else 420 sc->sc_sensors[i].type = ADT746X_SENSOR_SPEED; 421 OF_getprop(node, "reg", ®, sizeof(reg)); 422 OF_getprop(node, "sensor-id", &sensid, 423 sizeof(sensid)); 424 /* This is the i2c register of the sensor. */ 425 sc->sc_sensors[i].reg = reg; 426 sc->sc_sensors[i].id = sensid; 427 OF_getprop(node, "zone", &sc->sc_sensors[i].therm.zone, 428 sizeof(sc->sc_sensors[i].therm.zone)); 429 sc->sc_sensors[i].dev = dev; 430 sc->sc_sensors[i].therm.read = 431 (int (*)(struct pmac_therm *))adt746x_sensor_read; 432 if (sc->sc_sensors[i].type == ADT746X_SENSOR_TEMP) { 433 /* Make up some ranges */ 434 sc->sc_sensors[i].therm.target_temp = 500 + ZERO_C_TO_K; 435 sc->sc_sensors[i].therm.max_temp = 800 + ZERO_C_TO_K; 436 437 pmac_thermal_sensor_register(&sc->sc_sensors[i].therm); 438 } 439 i++; 440 } 441 442 return (i); 443 } 444 445 static int 446 adt746x_fanrpm_sysctl(SYSCTL_HANDLER_ARGS) 447 { 448 device_t adt; 449 struct adt746x_softc *sc; 450 struct adt746x_fan *fan; 451 int pwm = 0, error; 452 453 adt = arg1; 454 sc = device_get_softc(adt); 455 fan = &sc->sc_fans[arg2]; 456 pwm = adt746x_fan_get_pwm(fan); 457 error = sysctl_handle_int(oidp, &pwm, 0, req); 458 459 if (error || !req->newptr) 460 return (error); 461 462 return (adt746x_fan_set_pwm(fan, pwm)); 463 } 464 465 static void 466 adt746x_attach_fans(device_t dev) 467 { 468 struct adt746x_softc *sc; 469 struct sysctl_oid *oid, *fanroot_oid; 470 struct sysctl_ctx_list *ctx; 471 char sysctl_name[32]; 472 int i, j; 473 474 sc = device_get_softc(dev); 475 476 sc->sc_nfans = 0; 477 478 /* Count the actual number of fans. */ 479 sc->sc_nfans = adt746x_fill_fan_prop(dev); 480 481 device_printf(dev, "%d fans detected!\n", sc->sc_nfans); 482 483 if (sc->sc_nfans == 0) { 484 device_printf(dev, "WARNING: No fans detected!\n"); 485 return; 486 } 487 488 ctx = device_get_sysctl_ctx(dev); 489 fanroot_oid = SYSCTL_ADD_NODE(ctx, 490 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "fans", 491 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "ADT Fan Information"); 492 493 /* Now we can fill the properties into the allocated struct. */ 494 sc->sc_nfans = adt746x_fill_fan_prop(dev); 495 496 /* Register fans with pmac_thermal */ 497 for (i = 0; i < sc->sc_nfans; i++) 498 pmac_thermal_fan_register(&sc->sc_fans[i].fan); 499 500 /* Add sysctls for the fans. */ 501 for (i = 0; i < sc->sc_nfans; i++) { 502 for (j = 0; j < strlen(sc->sc_fans[i].fan.name); j++) { 503 sysctl_name[j] = tolower(sc->sc_fans[i].fan.name[j]); 504 if (isspace(sysctl_name[j])) 505 sysctl_name[j] = '_'; 506 } 507 sysctl_name[j] = 0; 508 509 sc->sc_fans[i].setpoint = 510 adt746x_fan_get_pwm(&sc->sc_fans[i]); 511 512 oid = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(fanroot_oid), 513 OID_AUTO, sysctl_name, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 514 "Fan Information"); 515 516 /* I use i to pass the fan id. */ 517 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, 518 "pwm", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, dev, 519 i, adt746x_fanrpm_sysctl, "I", "Fan PWM in %"); 520 } 521 522 /* Dump fan location & type. */ 523 if (bootverbose) { 524 for (i = 0; i < sc->sc_nfans; i++) { 525 device_printf(dev, "Fan location: %s", 526 sc->sc_fans[i].fan.name); 527 device_printf(dev, " id: %d RPM: %d\n", 528 sc->sc_fans[i].id, 529 sc->sc_fans[i].setpoint); 530 } 531 } 532 } 533 534 static int 535 adt746x_sensor_read(struct adt746x_sensor *sens) 536 { 537 struct adt746x_softc *sc; 538 int tmp = 0; 539 uint16_t val; 540 uint8_t data[1], data1[1]; 541 int8_t temp; 542 543 sc = device_get_softc(sens->dev); 544 if (sens->type != ADT746X_SENSOR_SPEED) { 545 if (adt746x_read(sc->sc_dev, sc->sc_addr, sens->reg, 546 &temp) < 0) 547 return (-1); 548 if (sens->type == ADT746X_SENSOR_TEMP) 549 tmp = 10 * temp + ZERO_C_TO_K; 550 else 551 tmp = temp; 552 } else { 553 if (adt746x_read(sc->sc_dev, sc->sc_addr, sens->reg, 554 data) < 0) 555 return (-1); 556 if (adt746x_read(sc->sc_dev, sc->sc_addr, sens->reg + 1, 557 data1) < 0) 558 return (-1); 559 val = data[0] + (data1[0] << 8); 560 /* A value of 0xffff means the fan is stopped. */ 561 if (val == 0 || val == 0xffff) 562 tmp = 0; 563 else 564 tmp = (90000 * 60) / val; 565 } 566 return (tmp); 567 } 568 569 static int 570 adt746x_sensor_sysctl(SYSCTL_HANDLER_ARGS) 571 { 572 device_t dev; 573 struct adt746x_softc *sc; 574 struct adt746x_sensor *sens; 575 int value, error; 576 577 dev = arg1; 578 sc = device_get_softc(dev); 579 sens = &sc->sc_sensors[arg2]; 580 581 value = sens->therm.read(&sens->therm); 582 if (value < 0) 583 return (ENXIO); 584 585 error = sysctl_handle_int(oidp, &value, 0, req); 586 587 return (error); 588 } 589 590 static void 591 adt746x_attach_sensors(device_t dev) 592 { 593 struct adt746x_softc *sc; 594 struct sysctl_oid *oid, *sensroot_oid; 595 struct sysctl_ctx_list *ctx; 596 char sysctl_name[40]; 597 const char *unit; 598 const char *desc; 599 int i, j; 600 601 602 sc = device_get_softc(dev); 603 sc->sc_nsensors = 0; 604 605 /* Count the actual number of sensors. */ 606 sc->sc_nsensors = adt746x_fill_sensor_prop(dev); 607 device_printf(dev, "%d sensors detected!\n", sc->sc_nsensors); 608 if (sc->sc_nsensors == 0) { 609 device_printf(dev, "WARNING: No sensors detected!\n"); 610 return; 611 } 612 613 ctx = device_get_sysctl_ctx(dev); 614 sensroot_oid = SYSCTL_ADD_NODE(ctx, 615 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "sensors", 616 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "ADT Sensor Information"); 617 618 /* Add the sysctl for the sensors. */ 619 for (i = 0; i < sc->sc_nsensors; i++) { 620 for (j = 0; j < strlen(sc->sc_sensors[i].therm.name); j++) { 621 sysctl_name[j] = tolower(sc->sc_sensors[i].therm.name[j]); 622 if (isspace(sysctl_name[j])) 623 sysctl_name[j] = '_'; 624 } 625 sysctl_name[j] = 0; 626 oid = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(sensroot_oid), 627 OID_AUTO, sysctl_name, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 628 "Sensor Information"); 629 if (sc->sc_sensors[i].type == ADT746X_SENSOR_TEMP) { 630 unit = "temp"; 631 desc = "sensor unit (C)"; 632 } else if (sc->sc_sensors[i].type == ADT746X_SENSOR_VOLT) { 633 unit = "volt"; 634 desc = "sensor unit (mV)"; 635 } else { 636 unit = "rpm"; 637 desc = "sensor unit (RPM)"; 638 } 639 /* I use i to pass the sensor id. */ 640 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, 641 unit, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_NEEDGIANT, dev, i, 642 adt746x_sensor_sysctl, 643 sc->sc_sensors[i].type == ADT746X_SENSOR_TEMP ? 644 "IK" : "I", desc); 645 } 646 647 /* Dump sensor location & type. */ 648 if (bootverbose) { 649 for (i = 0; i < sc->sc_nsensors; i++) { 650 device_printf(dev, "Sensor location: %s", 651 sc->sc_sensors[i].therm.name); 652 device_printf(dev, " type: %d id: %d reg: 0x%x\n", 653 sc->sc_sensors[i].type, 654 sc->sc_sensors[i].id, 655 sc->sc_sensors[i].reg); 656 } 657 } 658 } 659