1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 /*
30 * This file contains code for setting up environmental related nodes
31 * and properties in the PICL tree.
32 *
33 */
34
35 #include <stdio.h>
36 #include <fcntl.h>
37 #include <unistd.h>
38 #include <syslog.h>
39 #include <stdlib.h>
40 #include <errno.h>
41 #include <limits.h>
42 #include <sys/open.h>
43 #include <ctype.h>
44 #include <string.h>
45 #include <alloca.h>
46 #include <libintl.h>
47 #include <sys/systeminfo.h>
48 #include <picl.h>
49 #include <picltree.h>
50 #include <picld_pluginutil.h>
51 #include <pthread.h>
52 #include <sys/utsname.h>
53 #include <sys/systeminfo.h>
54 #include "picldefs.h"
55 #include "envd.h"
56
57 /*
58 * Volatile property read/write function typedef
59 */
60 typedef int ptree_vol_rdfunc_t(ptree_rarg_t *parg, void *buf);
61 typedef int ptree_vol_wrfunc_t(ptree_warg_t *parg, const void *buf);
62
63
64 extern sensor_ctrl_blk_t sensor_ctrl[];
65 extern fan_ctrl_blk_t fan_ctrl[];
66 extern env_tuneable_t tuneables[];
67 extern int ntuneables;
68
69 #define PROP_FAN_SPEED_UNIT_VALUE "rpm"
70
71 /*
72 * Sensor node data structure
73 */
74 typedef struct {
75 char *parent_path; /* parent path */
76 char *sensor_name; /* sensor name */
77 env_sensor_t *sensorp; /* sensor info */
78 picl_nodehdl_t nodeh; /* sensor node handle */
79 picl_prophdl_t proph; /* "Temperature" property handle */
80 picl_prophdl_t target_proph; /* "TargetTemp" property handle */
81 } sensor_node_t;
82
83
84 /*
85 * Sensor nodes array
86 */
87 static sensor_node_t sensor_nodes[] = {
88 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
89 SENSOR_CPU_DIE, NULL,
90 NULL, NULL, NULL},
91
92 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
93 SENSOR_INT_AMB, NULL,
94 NULL, NULL, NULL},
95
96 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
97 SENSOR_SYS_IN, NULL,
98 NULL, NULL, NULL}
99 };
100 #define NSENSORS (sizeof (sensor_nodes)/sizeof (sensor_nodes[0]))
101
102
103 /*
104 * Fan node data structure
105 */
106 typedef struct {
107 char *parent_path; /* parent node path */
108 char *fan_name; /* fan name */
109 env_fan_t *fanp; /* fan information */
110 char *speed_unit; /* speed unit string */
111 picl_nodehdl_t nodeh; /* "fan" node handle */
112 picl_prophdl_t proph; /* "Speed" property handle */
113 } fan_node_t;
114
115
116 /*
117 * Fan node array
118 */
119 static fan_node_t fan_nodes[] = {
120 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
121 ENV_CPU_FAN, NULL, PROP_FAN_SPEED_UNIT_VALUE, NULL, NULL},
122
123 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
124 ENV_SYSTEM_INTAKE_FAN, NULL, PROP_FAN_SPEED_UNIT_VALUE, NULL, NULL},
125
126 {"/platform/pci@1e,600000/isa@7/i2c@0,320/hardware-monitor@0,5c",
127 ENV_SYSTEM_OUT_FAN, NULL, PROP_FAN_SPEED_UNIT_VALUE, NULL, NULL}
128 };
129 #define NFANS (sizeof (fan_nodes)/sizeof (fan_nodes[0]))
130
131 /*
132 * Miscellaneous declarations
133 */
134 static void delete_sensor_nodes_and_props(void);
135 static void delete_fan_nodes_and_props(void);
136
137
138 /*
139 * Read function for volatile "Temperature" property
140 */
141 static int
get_current_temp(ptree_rarg_t * parg,void * buf)142 get_current_temp(ptree_rarg_t *parg, void *buf)
143 {
144 tempr_t temp;
145 picl_prophdl_t proph;
146 sensor_node_t *snodep;
147 int i;
148
149 /*
150 * Locate the sensor in our sensor_nodes table by matching the
151 * property handle and get its temperature.
152 */
153 proph = parg->proph;
154 for (i = 0; i < NSENSORS; ++i) {
155 snodep = &sensor_nodes[i];
156 if (snodep->proph != proph)
157 continue;
158
159 if (get_temperature(snodep->sensorp, &temp) < 0)
160 break;
161 (void) memcpy(buf, (caddr_t)&temp, sizeof (tempr_t));
162 return (PICL_SUCCESS);
163 }
164 return (PICL_FAILURE);
165 }
166 /*
167 * Read function for volatile "Speed" property on "fan" class node
168 */
169 static int
set_current_speed(ptree_warg_t * parg,const void * buf)170 set_current_speed(ptree_warg_t *parg, const void *buf)
171 {
172 fanspeed_t speed;
173 picl_prophdl_t proph;
174 fan_node_t *fnodep;
175 int i, ret;
176
177 /*
178 * Locate the fan in our fan_nodes table by matching the
179 * property handle and get fan speed.
180 */
181 proph = parg->proph;
182 for (i = 0; i < NFANS; ++i) {
183 fnodep = &fan_nodes[i];
184 if (fnodep->proph != proph)
185 continue;
186 if (fnodep->fanp->fd == -1)
187 continue;
188
189 (void) memcpy((caddr_t)&speed, buf, sizeof (speed));
190
191 ret = set_fan_speed(fnodep->fanp, speed);
192
193 if (ret < 0) {
194 if (ret == -1 && errno == EBUSY)
195 return (PICL_NOTWRITABLE);
196 if (ret == -2)
197 return (PICL_INVALIDARG);
198 break;
199 }
200
201 return (PICL_SUCCESS);
202 }
203 return (PICL_FAILURE);
204 }
205
206
207 /*
208 * Read function for volatile "Speed" property on "fan" class node
209 */
210 static int
get_current_speed(ptree_rarg_t * parg,void * buf)211 get_current_speed(ptree_rarg_t *parg, void *buf)
212 {
213 fanspeed_t speed;
214 picl_prophdl_t proph;
215 fan_node_t *fnodep;
216 int i;
217
218 /*
219 * Locate the fan in our fan_nodes table by matching the
220 * property handle and get fan speed.
221 */
222 proph = parg->proph;
223 for (i = 0; i < NFANS; ++i) {
224 fnodep = &fan_nodes[i];
225 if (fnodep->proph != proph)
226 continue;
227 if (fnodep->fanp->fd == -1)
228 continue;
229 if (get_fan_speed(fnodep->fanp, &speed) < 0)
230 break;
231
232 (void) memcpy(buf, (caddr_t)&speed, sizeof (speed));
233 return (PICL_SUCCESS);
234 }
235 return (PICL_FAILURE);
236 }
237
238 /*
239 * Create and add the specified regular property
240 */
241
242 static int
add_regular_prop(picl_nodehdl_t nodeh,char * name,int type,int access,int size,void * valbuf,picl_prophdl_t * prophp)243 add_regular_prop(picl_nodehdl_t nodeh, char *name, int type, int access,
244 int size, void *valbuf, picl_prophdl_t *prophp)
245 {
246 int err;
247 ptree_propinfo_t propinfo;
248 picl_prophdl_t proph;
249
250 err = ptree_init_propinfo(&propinfo, PTREE_PROPINFO_VERSION,
251 type, access, size, name, NULL, NULL);
252 if (err != PICL_SUCCESS)
253 return (err);
254
255 err = ptree_create_and_add_prop(nodeh, &propinfo, valbuf, &proph);
256 if (err == PICL_SUCCESS && prophp)
257 *prophp = proph;
258 return (err);
259 }
260
261
262 /*
263 * Create and add the specified volatile property
264 */
265 static int
add_volatile_prop(picl_nodehdl_t nodeh,char * name,int type,int access,int size,ptree_vol_rdfunc_t * rdfunc,ptree_vol_wrfunc_t * wrfunc,picl_prophdl_t * prophp)266 add_volatile_prop(picl_nodehdl_t nodeh, char *name, int type, int access,
267 int size, ptree_vol_rdfunc_t *rdfunc, ptree_vol_wrfunc_t *wrfunc,
268 picl_prophdl_t *prophp)
269 {
270 int err;
271 ptree_propinfo_t propinfo;
272 picl_prophdl_t proph;
273
274 err = ptree_init_propinfo(&propinfo, PTREE_PROPINFO_VERSION,
275 type, (access|PICL_VOLATILE), size, name, rdfunc, wrfunc);
276 if (err != PICL_SUCCESS)
277 return (err);
278
279 err = ptree_create_and_add_prop(nodeh, &propinfo, NULL, &proph);
280 if (err == PICL_SUCCESS && prophp)
281 *prophp = proph;
282 return (err);
283 }
284
285 /*
286 * Add temperature threshold properties
287 */
288 static void
add_sensor_thresh_props(picl_nodehdl_t nodeh,sensor_ctrl_blk_t * threshp)289 add_sensor_thresh_props(picl_nodehdl_t nodeh, sensor_ctrl_blk_t *threshp)
290 {
291 picl_prophdl_t proph;
292
293 (void) add_regular_prop(nodeh, PICL_PROP_LOW_POWER_OFF,
294 PICL_PTYPE_INT, PICL_READ,
295 sizeof (threshp->low_power_off),
296 (void *)&(threshp->low_power_off), &proph);
297
298 (void) add_regular_prop(nodeh, PICL_PROP_LOW_SHUTDOWN,
299 PICL_PTYPE_INT, PICL_READ,
300 sizeof (threshp->low_shutdown),
301 (void *)&(threshp->low_shutdown), &proph);
302
303 (void) add_regular_prop(nodeh, PICL_PROP_LOW_WARNING,
304 PICL_PTYPE_INT, PICL_READ,
305 sizeof (threshp->low_warning),
306 (void *)&(threshp->low_warning), &proph);
307
308 (void) add_regular_prop(nodeh, PICL_PROP_HIGH_WARNING,
309 PICL_PTYPE_INT, PICL_READ,
310 sizeof (threshp->high_warning),
311 (void *)&(threshp->high_warning), &proph);
312
313 (void) add_regular_prop(nodeh, PICL_PROP_HIGH_SHUTDOWN,
314 PICL_PTYPE_INT, PICL_READ,
315 sizeof (threshp->high_shutdown),
316 (void *)&(threshp->high_shutdown), &proph);
317
318 (void) add_regular_prop(nodeh, PICL_PROP_HIGH_POWER_OFF,
319 PICL_PTYPE_INT, PICL_READ,
320 sizeof (threshp->high_power_off),
321 (void *)&(threshp->high_power_off), &proph);
322 }
323
324 /*
325 * Go through the sensor_nodes array and create those nodes
326 * and the Temperature property to report the temperature.
327 */
328 static int
add_sensor_nodes_and_props(void)329 add_sensor_nodes_and_props(void)
330 {
331 int err;
332 char *pname, *nodename, *devfs_path;
333 sensor_node_t *snodep;
334 sensor_ctrl_blk_t *threshp;
335 picl_nodehdl_t nodeh, cnodeh;
336 picl_prophdl_t proph;
337 env_sensor_t *sensorp;
338 int i;
339
340 for (i = 0; i < NSENSORS; ++i) {
341 snodep = &sensor_nodes[i];
342 /*
343 * Get the parent nodeh
344 */
345 err = ptree_get_node_by_path(snodep->parent_path, &nodeh);
346 if (err != PICL_SUCCESS)
347 continue;
348 sensorp = snodep->sensorp;
349
350 /*
351 * Create temperature-sensor node
352 */
353 nodename = snodep->sensor_name;
354 err = ptree_create_and_add_node(nodeh, nodename,
355 PICL_CLASS_TEMPERATURE_SENSOR, &cnodeh);
356 if (env_debug)
357 envd_log(LOG_INFO,
358 "Creating PICL sensor node '%s' err:%d\n",
359 nodename, err);
360 if (err != PICL_SUCCESS)
361 break;
362
363 /* save node handle */
364 snodep->nodeh = cnodeh;
365
366 /*
367 * Add "devfs_path" property in child node
368 */
369 devfs_path = sensorp->devfs_path;
370 pname = PICL_PROP_DEVFS_PATH;
371 err = add_regular_prop(cnodeh, pname,
372 PICL_PTYPE_CHARSTRING, PICL_READ,
373 strlen(devfs_path)+1, (void *)devfs_path, &proph);
374 if (err != PICL_SUCCESS)
375 break;
376
377 /*
378 * Now add volatile "temperature" volatile property
379 * in this "temperature-sensor" class node.
380 */
381 pname = PICL_PROP_TEMPERATURE;
382 err = add_volatile_prop(cnodeh, pname,
383 PICL_PTYPE_INT, PICL_READ, sizeof (tempr_t),
384 get_current_temp, NULL, &proph);
385 if (err != PICL_SUCCESS)
386 break;
387
388 /* Save prop handle */
389 snodep->proph = proph;
390
391 /*
392 * Add threshold related properties
393 */
394 threshp = sensorp->es_ptr;
395
396 if (threshp != NULL)
397 add_sensor_thresh_props(cnodeh, threshp);
398
399 }
400 if (err != PICL_SUCCESS) {
401 delete_sensor_nodes_and_props();
402 if (env_debug)
403 envd_log(LOG_INFO,
404 "Can't create prop/node for sensor '%s'\n",
405 nodename);
406 return (err);
407 }
408 return (PICL_SUCCESS);
409 }
410
411 /*
412 * Delete all sensor nodes and related properties created by the
413 * add_sensor_prop() for each sensor node in the PICL tree.
414 */
415 static void
delete_sensor_nodes_and_props(void)416 delete_sensor_nodes_and_props(void)
417 {
418 sensor_node_t *snodep;
419 int i;
420
421 /*
422 * Delete/destroy any property created in the sensed device
423 * as well as the sensor node and all properties under it.
424 * Note that deleiing/destroying a node deletes/destroys
425 * all properties within that node.
426 */
427
428 for (i = 0; i < NSENSORS; ++i) {
429 snodep = &sensor_nodes[i];
430 if (snodep->nodeh != NULL) {
431 /* delete node and all properties under it */
432 (void) ptree_delete_node(snodep->nodeh);
433 (void) ptree_destroy_node(snodep->nodeh);
434 snodep->nodeh = NULL;
435 snodep->proph = NULL;
436 }
437 }
438 }
439
440
441 /*
442 * For each entry in fan_nodes[] array, do the following:
443 * - Create specified "fan" class node.
444 * - Create "Speed" volatile propery under "fan" class node.
445 * - Create "SpeedUnit" property under "fan" class node.
446 */
447 static int
add_fan_nodes_and_props()448 add_fan_nodes_and_props()
449 {
450 int err;
451 char *pname, *nodename, *devfs_path;
452 env_fan_t *fanp;
453 fan_node_t *fnodep;
454 picl_nodehdl_t nodeh, cnodeh;
455 picl_prophdl_t proph;
456 int i;
457
458
459 for (i = 0; i < NFANS; ++i) {
460 /*
461 * Add various fan nodes and properties
462 */
463 fnodep = &fan_nodes[i];
464 /*
465 * get parent nodeh
466 */
467 err = ptree_get_node_by_path(fnodep->parent_path, &nodeh);
468 if (err != PICL_SUCCESS)
469 continue;
470
471 /*
472 * Create "fan" class node and save node handle
473 */
474 nodename = fnodep->fan_name;
475 err = ptree_create_and_add_node(nodeh, nodename,
476 PICL_CLASS_FAN, &cnodeh);
477 if (env_debug)
478 envd_log(LOG_INFO,
479 "Creating PICL fan node '%s' err:%d\n",
480 nodename, err);
481
482 if (err != PICL_SUCCESS)
483 break;
484 fnodep->nodeh = cnodeh;
485
486 /*
487 * Add "devfs_path" property in child node
488 */
489 fanp = fnodep->fanp;
490 devfs_path = fanp->devfs_path;
491 pname = PICL_PROP_DEVFS_PATH;
492 err = add_regular_prop(cnodeh, pname,
493 PICL_PTYPE_CHARSTRING, PICL_READ,
494 strlen(devfs_path)+1, (void *)devfs_path, &proph);
495
496 if (err != PICL_SUCCESS)
497
498 break;
499
500 /*
501 * Add "Speed" volatile property in this "fan"
502 * class node and save prop handle.
503 */
504 pname = PICL_PROP_FAN_SPEED;
505 err = add_volatile_prop(cnodeh, pname, PICL_PTYPE_INT,
506 PICL_READ|PICL_WRITE, sizeof (fanspeed_t),
507 get_current_speed,
508 set_current_speed, &proph);
509
510 if (err != PICL_SUCCESS)
511 break;
512 fnodep->proph = proph;
513
514 /*
515 * Add other "fan" class properties
516 */
517 pname = PICL_PROP_FAN_SPEED_UNIT;
518 err = add_regular_prop(cnodeh, pname,
519 PICL_PTYPE_CHARSTRING, PICL_READ,
520 strlen(fnodep->speed_unit)+1,
521 (void *)fnodep->speed_unit, &proph);
522
523 if (err != PICL_SUCCESS)
524 break;
525 }
526 if (err != PICL_SUCCESS) {
527 delete_fan_nodes_and_props();
528 if (env_debug)
529 envd_log(LOG_WARNING,
530 "Can't create prop/node for fan '%s'\n",
531 nodename);
532 return (err);
533 }
534 return (PICL_SUCCESS);
535 }
536
537
538 /*
539 * Delete all fan nodes and related properties created by the
540 * add_fan_props() for each fan node in the PICL tree.
541 */
542 static void
delete_fan_nodes_and_props(void)543 delete_fan_nodes_and_props(void)
544 {
545 fan_node_t *fnodep;
546 int i;
547
548 /*
549 * Delete/destroy fan node and all properties under it.
550 * Note that deleiing/destroying a node deletes/destroys
551 * all properties within that node.
552 */
553
554 for (i = 0; i < NFANS; ++i) {
555 fnodep = &fan_nodes[i];
556 if (fnodep->nodeh != NULL) {
557 (void) ptree_delete_node(fnodep->nodeh);
558 (void) ptree_destroy_node(fnodep->nodeh);
559 fnodep->nodeh = NULL;
560 }
561 }
562 }
563
564 /*
565 * Tuneables publishing functions
566 */
567 static int
copy_persistent_tuneable(env_tuneable_t * tune,char * buf)568 copy_persistent_tuneable(env_tuneable_t *tune, char *buf)
569 {
570
571 switch (tune->type) {
572
573 case PICL_PTYPE_INT : {
574 (void) memcpy((int *)tune->value,
575 buf, tune->nbytes);
576 break;
577 }
578 case PICL_PTYPE_CHARSTRING : {
579 (void) memcpy((caddr_t)tune->value,
580 buf, tune->nbytes);
581 break;
582 }
583 default : {
584 return (PICL_FAILURE);
585 }
586 }
587 return (PICL_SUCCESS);
588 }
589
590 static void
env_parse_tunables(picl_nodehdl_t rooth)591 env_parse_tunables(picl_nodehdl_t rooth)
592 {
593 char nmbuf[SYS_NMLN];
594 char pname[PATH_MAX];
595
596 if (sysinfo(SI_PLATFORM, nmbuf, sizeof (nmbuf)) != -1) {
597 (void) snprintf(pname, PATH_MAX, PICLD_PLAT_PLUGIN_DIRF, nmbuf);
598 (void) strlcat(pname, TUNABLE_CONF_FILE, PATH_MAX);
599 if (access(pname, R_OK) == 0) {
600 (void) picld_pluginutil_parse_config_file(rooth, pname);
601 return;
602 }
603 }
604 }
605
606 int
env_picl_setup_tuneables(void)607 env_picl_setup_tuneables(void)
608 {
609 int err;
610 int i;
611 picl_nodehdl_t nodeh;
612 picl_nodehdl_t rooth;
613 picl_prophdl_t proph;
614 env_tuneable_t *tuneablep;
615 char read_buf[BUFSIZ];
616
617 if (ptree_get_root(&rooth) != PICL_SUCCESS) {
618 return (PICL_FAILURE);
619 }
620 err = ptree_create_and_add_node(rooth, PICL_PLUGINS_NODE,
621 PICL_CLASS_PICL, &nodeh);
622 if (err != PICL_SUCCESS)
623 return (PICL_FAILURE);
624 err = ptree_create_and_add_node(nodeh, PICL_ENVIRONMENTAL_NODE,
625 PICL_CLASS_PICL, &nodeh);
626 if (err != PICL_SUCCESS) {
627 return (PICL_FAILURE);
628 }
629
630 /*
631 * Parse the conf file
632 */
633 env_parse_tunables(rooth);
634 for (i = 0; i < ntuneables; i++) {
635 tuneablep = &tuneables[i];
636 err = ptree_get_propval_by_name(nodeh, tuneablep->name,
637 read_buf, tuneablep->nbytes);
638
639 if (err != PICL_SUCCESS) {
640 /*
641 * Add volitle functions to environmental node
642 */
643 err = add_volatile_prop(nodeh, tuneablep->name,
644 tuneablep->type,
645 PICL_READ|PICL_WRITE, tuneablep->nbytes,
646 tuneablep->rfunc,
647 tuneablep->wfunc, &proph);
648
649 tuneablep->proph = proph;
650 } else {
651 /*
652 * property is persistent
653 */
654 (void) copy_persistent_tuneable(tuneablep,
655 read_buf);
656 }
657 }
658
659 return (PICL_SUCCESS);
660 }
661
662 /*
663 * Find the ENVMODEL_CONF_FILE file.
664 */
665 static int
get_envmodel_conf_file(char * outfilename)666 get_envmodel_conf_file(char *outfilename)
667 {
668 char nmbuf[SYS_NMLN];
669 char pname[PATH_MAX];
670
671 if (sysinfo(SI_PLATFORM, nmbuf, sizeof (nmbuf)) != -1) {
672 (void) snprintf(pname, PATH_MAX, PICLD_PLAT_PLUGIN_DIRF, nmbuf);
673 (void) strlcat(pname, ENV_CONF_FILE, PATH_MAX);
674 if (access(pname, R_OK) == 0) {
675 (void) strlcpy(outfilename, pname, PATH_MAX);
676 return (0);
677 }
678 }
679
680 if (sysinfo(SI_MACHINE, nmbuf, sizeof (nmbuf)) != -1) {
681 (void) snprintf(pname, PATH_MAX, PICLD_PLAT_PLUGIN_DIRF, nmbuf);
682 (void) strlcat(pname, ENV_CONF_FILE, PATH_MAX);
683 if (access(pname, R_OK) == 0) {
684 (void) strlcpy(outfilename, pname, PATH_MAX);
685 return (0);
686 }
687 }
688
689 (void) snprintf(pname, PATH_MAX, "%s/%s", PICLD_COMMON_PLUGIN_DIR,
690 ENV_CONF_FILE);
691
692 if (access(pname, R_OK) == 0) {
693 (void) strlcpy(outfilename, pname, PATH_MAX);
694 return (0);
695 }
696
697 return (-1);
698 }
699
700 /* Delete all sensor/fan nodes and any properties created by this plugin */
701 void
env_picl_destroy(void)702 env_picl_destroy(void)
703 {
704 delete_fan_nodes_and_props();
705 delete_sensor_nodes_and_props();
706 }
707
708 void
env_picl_setup(void)709 env_picl_setup(void)
710 {
711 int err;
712 sensor_node_t *snodep;
713 fan_node_t *fnodep;
714 char fullfilename[PATH_MAX];
715 picl_nodehdl_t rooth;
716 int i;
717
718
719 /*
720 * Initialize sensorp and other fields in the sensor_nodes[] array
721 */
722
723 for (i = 0; i < NSENSORS; ++i) {
724 snodep = &sensor_nodes[i];
725 snodep->sensorp = sensor_lookup(snodep->sensor_name);
726 snodep->nodeh = NULL;
727 snodep->proph = NULL;
728 snodep->target_proph = NULL;
729 }
730
731 /*
732 * Initialize fanp and other fields in the fan_nodes[] array
733 */
734 for (i = 0; i < NFANS; ++i) {
735 fnodep = &fan_nodes[i];
736 fnodep->fanp = fan_lookup(fnodep->fan_name);
737 fnodep->nodeh = NULL;
738 fnodep->proph = NULL;
739 }
740
741 /*
742 * Get platform handle and populate PICL tree with environmental
743 * nodes and properties
744 */
745
746 err = add_sensor_nodes_and_props();
747
748 if (err == PICL_SUCCESS)
749 err = add_fan_nodes_and_props();
750
751
752 if (err != PICL_SUCCESS) {
753 delete_sensor_nodes_and_props();
754 envd_log(LOG_CRIT, ENVD_PICL_SETUP_FAILED);
755 return;
756 }
757
758 /*
759 * Parse the envmodel.conf file and populate the PICL tree
760 */
761 if (get_envmodel_conf_file(fullfilename) < 0)
762 envd_log(LOG_CRIT, ENVD_PICL_SETUP_FAILED);
763 if (ptree_get_root(&rooth) != PICL_SUCCESS)
764 envd_log(LOG_CRIT, ENVD_PICL_SETUP_FAILED);
765 err = picld_pluginutil_parse_config_file(rooth, fullfilename);
766
767 if (err != PICL_SUCCESS)
768 envd_log(LOG_CRIT, ENVD_PICL_SETUP_FAILED);
769 }
770