xref: /titanic_41/usr/src/lib/libprtdiag_psr/sparc/ontario/common/erie.c (revision 867ad6ccd534f8cc8a833f2a852036a33af5d522)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * Sun4v Platform specific functions.
28  *
29  * 	called when :
30  *      machine_type ==  erie
31  *
32  */
33 
34 #pragma ident	"%Z%%M%	%I%	%E% SMI"
35 
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <unistd.h>
39 #include <kstat.h>
40 #include <fcntl.h>
41 #include <string.h>
42 #include <assert.h>
43 #include <libintl.h>
44 #include <note.h>
45 #include <sys/systeminfo.h>
46 #include <sys/openpromio.h>
47 #include <sys/sysmacros.h>
48 #include <picl.h>
49 #include "picldefs.h"
50 #include <pdevinfo.h>
51 #include <display.h>
52 #include <display_sun4v.h>
53 #include <libprtdiag.h>
54 #include "erie.h"
55 
56 #if !defined(TEXT_DOMAIN)
57 #define	TEXT_DOMAIN	"SYS_TEST"
58 #endif
59 
60 
61 
62 /*
63  * Add all io picl nodes under pci in io list
64  */
65 /* ARGSUSED */
66 int
erie_pci_callback(picl_nodehdl_t pcih,void * args)67 erie_pci_callback(picl_nodehdl_t pcih, void *args)
68 {
69 	int		err = PICL_SUCCESS;
70 	picl_nodehdl_t	nodeh;
71 	char		path[MAXSTRLEN];
72 	char		parent_path[MAXSTRLEN];
73 	char		piclclass[PICL_CLASSNAMELEN_MAX];
74 	char		name[MAXSTRLEN];
75 	char		model[MAXSTRLEN];
76 	char		nac[MAXSTRLEN];
77 	char		bus_type[MAXSTRLEN];
78 	int		slot = NO_SLOT;
79 
80 	/* Get the parent node's path - used to determine bus type of child */
81 	err = picl_get_propval_by_name(pcih, PICL_PROP_DEVFS_PATH, parent_path,
82 	    sizeof (parent_path));
83 	if (err != PICL_SUCCESS) {
84 		return (err);
85 	}
86 
87 	/* Walk through this node's children */
88 	err = picl_get_propval_by_name(pcih, PICL_PROP_CHILD, &nodeh,
89 	    sizeof (picl_nodehdl_t));
90 	while (err == PICL_SUCCESS) {
91 
92 		/* Get child's class */
93 		if ((err = erie_get_class(nodeh, piclclass,
94 		    sizeof (piclclass))) != PICL_SUCCESS)
95 			return (err);
96 
97 		/* If this node is a pci bus or bridge, get node's sibling */
98 		if ((strcmp(piclclass, "pci") == 0 ||
99 		    (strcmp(piclclass, "pciex") == 0))) {
100 			err = picl_get_propval_by_name(nodeh, PICL_PROP_PEER,
101 			    &nodeh, sizeof (picl_nodehdl_t));
102 			continue;
103 		}
104 
105 		/*
106 		 * In order to get certain values, it's necessary
107 		 * to search the picl tree. If there's a problem
108 		 * with these searches, we'll return the err
109 		 */
110 		if ((err = erie_get_path(nodeh, path, sizeof (path)))
111 		    != PICL_SUCCESS)
112 			return (err);
113 		if ((err = erie_get_name(nodeh, name, sizeof (name)))
114 		    != PICL_SUCCESS)
115 			return (err);
116 		if ((err = erie_get_model(nodeh, model, sizeof (model)))
117 		    != PICL_SUCCESS)
118 			return (err);
119 		erie_get_bus_type(parent_path, bus_type);
120 		slot = erie_get_slot_number(path);
121 		erie_get_nac(bus_type, path, slot, name, nac, sizeof (nac));
122 
123 
124 		/* Print out the data */
125 
126 		/* Print NAC */
127 		log_printf("%-11s", nac);
128 
129 		/* Print IO Type */
130 		log_printf("%-6s", bus_type);
131 
132 		/* Print Slot # */
133 		if (slot != NO_SLOT) {
134 			log_printf("%5d", slot);
135 			log_printf("%46s", path);
136 		} else {
137 			log_printf("%5s", MOTHERBOARD);
138 			log_printf("%46s", path);
139 		}
140 
141 		/* Printf Node Name */
142 		if (strlen(name) > 25)
143 			log_printf("%25.24s+", name);
144 		else
145 			log_printf("%26s", name);
146 		/* Print Card Model */
147 		if (strlen(model) > 10)
148 			log_printf("%10.9s+", model);
149 		else
150 			log_printf("%11s", model);
151 		log_printf("\n");
152 
153 		/* Grab the next child under parent node and do it again */
154 		err = picl_get_propval_by_name(nodeh, PICL_PROP_PEER, &nodeh,
155 		    sizeof (picl_nodehdl_t));
156 	}
157 	return (PICL_WALK_CONTINUE);
158 }
159 
160 
161 /*
162  * ----------------------------------------------------------------------------
163  */
164 
165 /*
166  * Add all IO ASIC revisions to list
167  */
168 /* ARGSUSED */
169 int
erie_hw_rev_callback(picl_nodehdl_t pcih,void * args)170 erie_hw_rev_callback(picl_nodehdl_t pcih, void *args)
171 {
172 	int		err = PICL_SUCCESS;
173 	char		path[MAXSTRLEN] = "";
174 	char		nac[MAXSTRLEN];
175 	char		*compatible;
176 	int32_t		revision;
177 
178 	/* Get path of this device */
179 	err = picl_get_propval_by_name(pcih, PICL_PROP_DEVFS_PATH, path,
180 	    sizeof (path));
181 	if (err != PICL_SUCCESS) {
182 		return (err);
183 	}
184 	/*
185 	 * If it's a network dev, then print network info.
186 	 * Else if it's not a network dev,  check for FIRE ASIC
187 	 * Else return PICL_WALK_CONTINUE
188 	 */
189 	if ((strcmp(path, ERIE_NETWORK_0) == 0) ||
190 	    (strcmp(path, ERIE_NETWORK_1) == 0)) {
191 		(void) snprintf(nac, sizeof (nac), "%s/%s%d", MOTHERBOARD,
192 		    OPHIR, 0);
193 		revision = erie_get_int_propval(pcih, OBP_PROP_REVISION_ID,
194 		    &err);
195 	} else if ((strcmp(path, ERIE_NETWORK_2) == 0) ||
196 	    (strcmp(path, ERIE_NETWORK_3) == 0)) {
197 		(void) snprintf(nac, sizeof (nac), "%s/%s%d", MOTHERBOARD,
198 		    OPHIR, 1);
199 		revision = erie_get_int_propval(pcih, OBP_PROP_REVISION_ID,
200 		    &err);
201 	} else if ((strcmp(path, ERIE_LSI_PATH) == 0)) {
202 		(void) snprintf(nac, sizeof (nac), "%s/%s", MOTHERBOARD,
203 		    SAS_SATA_HBA);
204 		revision = erie_get_int_propval(pcih, OBP_PROP_REVISION_ID,
205 		    &err);
206 	} else if ((strcmp(path, FIRE0) == 0) || (strcmp(path, FIRE1) == 0)) {
207 		(void) snprintf(nac, sizeof (nac), "%s/%s", MOTHERBOARD,
208 		    IOBRIDGE);
209 		revision = erie_get_int_propval(pcih, OBP_PROP_REVISION_ID,
210 		    &err);
211 	} else if ((strcmp(path, PCIE_PCIX) == 0) ||
212 	    (strcmp(path, PCIE_PCIE) == 0)) {
213 		(void) snprintf(nac, sizeof (nac), "%s/%s", MOTHERBOARD,
214 		    PCI_BRIDGE);
215 		revision = erie_get_int_propval(pcih, OBP_PROP_REVISION_ID,
216 		    &err);
217 	} else {
218 		return (PICL_WALK_CONTINUE);
219 	}
220 
221 	/* Get first compatible value from picl compatible list */
222 	err = erie_get_first_compatible_value(pcih, &compatible);
223 	if (err != PICL_SUCCESS) {
224 		return (err);
225 	}
226 
227 	/* Print nacation */
228 	log_printf("%-20s", nac);
229 
230 	/* Print Device Path */
231 	log_printf("%41s", path);
232 
233 	/* Print Compatible # */
234 	log_printf("%31s", compatible);
235 	free(compatible);
236 
237 	/* Print Revision */
238 	log_printf("%6d", revision);
239 	log_printf("\n");
240 
241 	return (PICL_WALK_CONTINUE);
242 }
243 
244 /*
245  * ----------------------------------------------------------------------------
246  */
247 
248 /*
249  * Local functions
250  */
251 
252 
253 /*
254  * This function returns the first picl compatible value
255  */
256 int
erie_get_first_compatible_value(picl_nodehdl_t nodeh,char ** outbuf)257 erie_get_first_compatible_value(picl_nodehdl_t nodeh, char **outbuf)
258 {
259 	int		err;
260 	picl_prophdl_t	proph;
261 	picl_propinfo_t	pinfo;
262 	picl_prophdl_t	tblh;
263 	picl_prophdl_t	rowproph;
264 	char		*pval;
265 
266 	err = picl_get_propinfo_by_name(nodeh, OBP_PROP_COMPATIBLE,
267 	    &pinfo, &proph);
268 	if (err != PICL_SUCCESS)
269 	    return (err);
270 
271 	if (pinfo.type == PICL_PTYPE_CHARSTRING) {
272 		pval = malloc(pinfo.size);
273 		if (pval == NULL)
274 			return (PICL_FAILURE);
275 		err = picl_get_propval(proph, pval, pinfo.size);
276 		if (err != PICL_SUCCESS) {
277 			free(pval);
278 			return (err);
279 		}
280 		*outbuf = pval;
281 		return (PICL_SUCCESS);
282 	}
283 
284 	if (pinfo.type != PICL_PTYPE_TABLE)
285 		return (PICL_FAILURE);
286 
287 	/* get first string from table */
288 	err = picl_get_propval(proph, &tblh, pinfo.size);
289 	if (err != PICL_SUCCESS)
290 		return (err);
291 
292 	err = picl_get_next_by_row(tblh, &rowproph);
293 	if (err != PICL_SUCCESS)
294 		return (err);
295 
296 	err = picl_get_propinfo(rowproph, &pinfo);
297 	if (err != PICL_SUCCESS)
298 	    return (err);
299 
300 	pval = malloc(pinfo.size);
301 	if (pval == NULL)
302 		return (PICL_FAILURE);
303 
304 	err = picl_get_propval(rowproph, pval, pinfo.size);
305 	if (err != PICL_SUCCESS) {
306 		free(pval);
307 		return (err);
308 	}
309 
310 	*outbuf = pval;
311 	return (PICL_SUCCESS);
312 }
313 
314 /*
315  * This function returns the revision of
316  * a device.
317  */
318 int64_t
erie_get_int_propval(picl_nodehdl_t modh,char * prop_name,int * ret)319 erie_get_int_propval(picl_nodehdl_t modh, char *prop_name, int *ret)
320 {
321 	int		err;
322 	picl_prophdl_t	proph;
323 	picl_propinfo_t	pinfo;
324 	int8_t		int8v;
325 	int16_t		int16v;
326 	int32_t		int32v;
327 	int64_t		int64v;
328 
329 	err = picl_get_propinfo_by_name(modh, prop_name, &pinfo, &proph);
330 	if (err != PICL_SUCCESS) {
331 		*ret = err;
332 		return (0);
333 	}
334 
335 	/*
336 	 * If it is not an int, uint or byte array prop, return failure
337 	 */
338 	if ((pinfo.type != PICL_PTYPE_INT) &&
339 		(pinfo.type != PICL_PTYPE_UNSIGNED_INT) &&
340 		(pinfo.type != PICL_PTYPE_BYTEARRAY)) {
341 		*ret = PICL_FAILURE;
342 		return (0);
343 	}
344 
345 	switch (pinfo.size) {
346 	case sizeof (int8_t):
347 		err = picl_get_propval(proph, &int8v, sizeof (int8v));
348 		*ret = err;
349 		return (int8v);
350 	case sizeof (int16_t):
351 		err = picl_get_propval(proph, &int16v, sizeof (int16v));
352 		*ret = err;
353 		return (int16v);
354 	case sizeof (int32_t):
355 		err = picl_get_propval(proph, &int32v, sizeof (int32v));
356 		*ret = err;
357 		return (int32v);
358 	case sizeof (int64_t):
359 		err = picl_get_propval(proph, &int64v, sizeof (int64v));
360 		*ret = err;
361 		return (int64v);
362 	default:	/* not supported size */
363 		*ret = PICL_FAILURE;
364 		return (0);
365 	}
366 }
367 
368 /*
369  * This function fills in the bus type for an IO device.
370  * If a device hangs off /pci@7c0/pci@0/pci@8, it's on
371  * the pci-x bus. Otherwise, it's on a pci-e bus.
372  *
373  */
374 void
erie_get_bus_type(char path[],char bus_type[])375 erie_get_bus_type(char path[], char bus_type[])
376 {
377 	if (strncmp(path, PCIX_BUS, ERIE_PCIX_COMP) == 0) {
378 		(void) strcpy(bus_type, "PCIX");
379 	} else {
380 		(void) strcpy(bus_type, "PCIE");
381 	}
382 }
383 
384 /*
385  * Thie function indicates whether a device is in a pci-e slot
386  * or if it's on the motherboard. There's only one pci-e slot
387  * on erie, everything else is on the motherboard.
388  *
389  */
390 int
erie_get_slot_number(char path[])391 erie_get_slot_number(char path[])
392 {
393 	if (strncmp(path, FIRE0, ERIE_PCIE_COMP) == 0)
394 		return (0);
395 	return (NO_SLOT);
396 }
397 
398 /*
399  * This function takes a path to one of the on-board
400  * network devices and returns the instance# of that
401  * device.
402  *
403  */
404 int
erie_get_network_instance(char path[])405 erie_get_network_instance(char path[])
406 {
407 
408 	if (strncmp(path, ERIE_NETWORK_1, strlen(ERIE_NETWORK_1)) == 0) {
409 		return (1);
410 	} else if (strncmp(path, ERIE_NETWORK_3, strlen(ERIE_NETWORK_3)) == 0) {
411 		return (3);
412 	} else if (strncmp(path, ERIE_NETWORK_0, strlen(ERIE_NETWORK_0)) == 0) {
413 		return (0);
414 	} else if (strncmp(path, ERIE_NETWORK_2, strlen(ERIE_NETWORK_2)) == 0) {
415 		return (2);
416 	} else {
417 		return (-1);
418 	}
419 }
420 
421 /*
422  * This function gets the path of a node and
423  * the error code from the picl API
424  *
425  */
426 int
erie_get_path(picl_nodehdl_t nodeh,char path[],int size)427 erie_get_path(picl_nodehdl_t nodeh, char path[], int size)
428 {
429 	int  err;
430 
431 	/* hardware path of this node */
432 	err = picl_get_propval_by_name(nodeh, PICL_PROP_DEVFS_PATH,
433 	    path, size);
434 	return (err);
435 }
436 
437 /*
438  * This function returns assings the string passed in
439  * the value of the picl node's name
440  *
441  */
442 int
erie_get_name(picl_nodehdl_t nodeh,char name[],int size)443 erie_get_name(picl_nodehdl_t nodeh, char name[], int size)
444 {
445 	int  err;
446 	char *compatible;
447 	char binding_name[MAXSTRLEN];
448 	char lname[MAXSTRLEN];
449 
450 	/* Get this node's name */
451 	err = picl_get_propval_by_name(nodeh, PICL_PROP_NAME, &lname, size);
452 	if (err == PICL_PROPNOTFOUND) {
453 		(void) strcpy(lname, "");
454 		err = PICL_SUCCESS;
455 	}
456 
457 	/*
458 	 * If binding_name is found,
459 	 * name will be <nodename>-<binding_name>
460 	 */
461 	err = picl_get_propval_by_name(nodeh, PICL_PROP_BINDING_NAME,
462 	    &binding_name, sizeof (binding_name));
463 	if (err == PICL_SUCCESS) {
464 		if (strcmp(lname, binding_name) != 0) {
465 			(void) strlcat(lname, "-", MAXSTRLEN);
466 			(void) strlcat(lname, binding_name, MAXSTRLEN);
467 		}
468 	/*
469 	 * if compatible prop is not found, name will be
470 	 * <nodename>-<compatible>
471 	 */
472 	} else if (err == PICL_PROPNOTFOUND) {
473 		err = erie_get_first_compatible_value(nodeh, &compatible);
474 		if (err == PICL_SUCCESS) {
475 			(void) strlcat(lname, "-", MAXSTRLEN);
476 			(void) strlcat(lname, compatible, MAXSTRLEN);
477 		}
478 		err = PICL_SUCCESS;
479 	} else {
480 		return (err);
481 	}
482 
483 	/* The name was created fine, copy it to name var */
484 	(void) strcpy(name, lname);
485 	return (err);
486 }
487 
488 /*
489  * This functions assigns the string passed in the
490  * the value of the picl node's NAC name.
491  */
492 void
erie_get_nac(char bus_type[],char path[],int slot,char name[],char nac[],int size)493 erie_get_nac(char bus_type[], char path[], int slot,  char name[], char nac[],
494     int size)
495 {
496 	int instance;
497 
498 	/* Figure out NAC name and instance, if onboard network node */
499 	if (strncmp(name, NETWORK, NET_COMP_NUM) == 0) {
500 		instance = erie_get_network_instance(path);
501 		(void) snprintf(nac, size, "%s/%s%d", MOTHERBOARD,
502 		    "NET", instance);
503 	} else if (slot != NO_SLOT) {
504 		(void) snprintf(nac, size, "%s/%s%d", MOTHERBOARD, bus_type,
505 		    slot);
506 	} else {
507 		(void) snprintf(nac, size, "%s/%s", MOTHERBOARD, bus_type);
508 	}
509 }
510 
511 /*
512  * This function copies the node's model into model string
513  *
514  */
515 int
erie_get_model(picl_nodehdl_t nodeh,char model[],int size)516 erie_get_model(picl_nodehdl_t nodeh, char model[], int size)
517 {
518 	int err;
519 	char tmp_model[MAXSTRLEN];
520 
521 	/* Get the model of this node */
522 	err = picl_get_propval_by_name(nodeh, OBP_PROP_MODEL,
523 	    &tmp_model, size);
524 	if (err == PICL_PROPNOTFOUND) {
525 		(void) strcpy(model, "");
526 		err = PICL_SUCCESS;
527 	} else {
528 		(void) strcpy(model, tmp_model);
529 	}
530 	return (err);
531 }
532 
533 /*
534  * This function copies the node's class into class string
535  *
536  */
537 int
erie_get_class(picl_nodehdl_t nodeh,char piclclass[],int size)538 erie_get_class(picl_nodehdl_t nodeh, char piclclass[], int size)
539 {
540 	int err;
541 	err = picl_get_propval_by_name(nodeh, PICL_PROP_CLASSNAME,
542 	    piclclass, size);
543 	return (err);
544 }
545