xref: /illumos-gate/usr/src/uts/common/sys/smbios_impl.h (revision e0721d5ae1542c80097f6fcd487736fdfe601233)
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 /*
23  * Copyright 2015 OmniTI Computer Consulting, Inc.  All rights reserved.
24  * Copyright (c) 2018, Joyent, Inc.
25  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms.
27  */
28 
29 /*
30  * This header file defines the implementation structures for the SMBIOS access
31  * library, libsmbios, and an equivalent kernel module.  Clients should use
32  * the <smbios.h> or <sys/smbios.h> header files to access DMTF SMBIOS
33  * information, NOT these underlying implementation structures from the spec.
34  * In short, do not user this header file or these routines for any purpose.
35  */
36 
37 #ifndef	_SYS_SMBIOS_IMPL_H
38 #define	_SYS_SMBIOS_IMPL_H
39 
40 #include <sys/smbios.h>
41 #include <sys/sysmacros.h>
42 
43 #ifdef _KERNEL
44 #include <sys/systm.h>
45 #else
46 #include <strings.h>
47 #include <stddef.h>
48 #endif
49 
50 #ifdef	__cplusplus
51 extern "C" {
52 #endif
53 
54 /*
55  * Definitions required to interpret the BIOS type information.
56  */
57 #define	SMB_BIOSXB_EXTROM	6
58 
59 #define	SMB_BIOS_EXTROM_VALUE_MASK(x)	((x) & 0x3fff)
60 #define	SMB_BIOS_EXTROM_SHIFT_MASK(x)	(((x) & 0xc000) >> 14)
61 
62 #pragma pack(1)
63 
64 typedef struct smb_header {
65 	uint8_t smbh_type;		/* structure type (SMB_TYPE_* value) */
66 	uint8_t smbh_len;		/* length in bytes of formatted area */
67 	uint16_t smbh_hdl;		/* structure handle */
68 } smb_header_t;
69 
70 /*
71  * SMBIOS implementation structure for SMB_TYPE_BIOS.
72  */
73 typedef struct smb_bios {
74 	smb_header_t smbbi_hdr;		/* structure header */
75 	uint8_t smbbi_vendor;		/* bios vendor string */
76 	uint8_t smbbi_version;		/* bios version string */
77 	uint16_t smbbi_segment;		/* segment location of bios address */
78 	uint8_t smbbi_reldate;		/* bios release date */
79 	uint8_t smbbi_romsize;		/* bios rom size (64k * (n + 1)) */
80 	uint64_t smbbi_cflags;		/* bios characteristics */
81 	uint8_t smbbi_xcflags[1];	/* bios characteristics extensions */
82 } smb_bios_t;
83 
84 /*
85  * SMBIOS implementation structure for SMB_TYPE_SYSTEM.
86  */
87 typedef struct smb_system {
88 	smb_header_t smbsi_hdr;		/* structure header */
89 	uint8_t smbsi_manufacturer;	/* manufacturer */
90 	uint8_t smbsi_product;		/* product name */
91 	uint8_t smbsi_version;		/* version */
92 	uint8_t smbsi_serial;		/* serial number */
93 	uint8_t smbsi_uuid[16];		/* UUID */
94 	uint8_t smbsi_wakeup;		/* wake-up type */
95 	uint8_t smbsi_sku;		/* SKU number */
96 	uint8_t smbsi_family;		/* family */
97 } smb_system_t;
98 
99 /*
100  * SMBIOS implementation structure for SMB_TYPE_BASEBOARD.
101  */
102 typedef struct smb_bboard {
103 	smb_header_t smbbb_hdr;		/* structure header */
104 	uint8_t smbbb_manufacturer;	/* manufacturer */
105 	uint8_t smbbb_product;		/* product name */
106 	uint8_t smbbb_version;		/* version */
107 	uint8_t smbbb_serial;		/* serial number */
108 	uint8_t smbbb_asset;		/* asset tag */
109 	uint8_t smbbb_flags;		/* feature flags */
110 	uint8_t smbbb_location;		/* location in chassis */
111 	uint16_t smbbb_chassis;		/* chassis handle */
112 	uint8_t smbbb_type;		/* board type */
113 	uint8_t smbbb_cn;		/* number of contained handles */
114 	uint16_t smbbb_cv[1];		/* array of contained handles */
115 } smb_bboard_t;
116 
117 /*
118  * SMBIOS implementation structure for SMB_TYPE_CHASSIS.
119  */
120 typedef struct smb_chassis {
121 	smb_header_t smbch_hdr;		/* structure header */
122 	uint8_t smbch_manufacturer;	/* manufacturer */
123 	uint8_t smbch_type;		/* type */
124 	uint8_t smbch_version;		/* version */
125 	uint8_t smbch_serial;		/* serial number */
126 	uint8_t smbch_asset;		/* asset tag */
127 	uint8_t smbch_bustate;		/* boot-up state */
128 	uint8_t smbch_psstate;		/* power supply state */
129 	uint8_t smbch_thstate;		/* thermal state */
130 	uint8_t smbch_security;		/* security state */
131 	uint32_t smbch_oemdata;		/* OEM-specific data */
132 	uint8_t smbch_uheight;		/* enclosure height */
133 	uint8_t smbch_cords;		/* number of power cords */
134 	uint8_t smbch_cn;		/* number of contained records */
135 	uint8_t smbch_cm;		/* size of contained records */
136 	uint8_t smbch_cv[1];		/* array of contained records */
137 } smb_chassis_t;
138 
139 /* WARNING: the argument is evaluated three times! */
140 #define	SMB_CH_SKU(smbcp) ((char *) \
141 	(smbcp)->smbch_cv + ((smbcp)->smbch_cn * (smbcp)->smbch_cm))
142 #define	SMB_CHT_LOCK	0x80		/* lock bit within smbch_type */
143 
144 /*
145  * SMBIOS implementation structure for SMB_TYPE_PROCESSOR.
146  */
147 typedef struct smb_processor {
148 	smb_header_t smbpr_hdr;		/* structure header */
149 	uint8_t smbpr_socket;		/* socket designation */
150 	uint8_t smbpr_type;		/* processor type (see <smbios.h>) */
151 	uint8_t smbpr_family;		/* processor family (see <smbios.h>) */
152 	uint8_t smbpr_manufacturer;	/* manufacturer */
153 	uint64_t smbpr_cpuid;		/* processor cpuid information */
154 	uint8_t smbpr_version;		/* version */
155 	uint8_t smbpr_voltage;		/* voltage */
156 	uint16_t smbpr_clkspeed;	/* external clock speed in MHz */
157 	uint16_t smbpr_maxspeed;	/* maximum speed in MHz */
158 	uint16_t smbpr_curspeed;	/* current speed in MHz */
159 	uint8_t smbpr_status;		/* status (see <smbios.h>) */
160 	uint8_t smbpr_upgrade;		/* upgrade */
161 	uint16_t smbpr_l1cache;		/* L1 cache handle (if any) */
162 	uint16_t smbpr_l2cache;		/* L2 cache handle (if any) */
163 	uint16_t smbpr_l3cache;		/* L3 cache handle (if any) */
164 	uint8_t smbpr_serial;		/* serial number */
165 	uint8_t smbpr_asset;		/* asset tag */
166 	uint8_t smbpr_part;		/* part number */
167 	uint8_t smbpr_corecount;	/* number of cores per socket */
168 	uint8_t smbpr_coresenabled;	/* number of enabled cores per socket */
169 	uint8_t smbpr_threadcount;	/* number of threads per socket */
170 	uint16_t smbpr_cflags;	/* cpu characteristics (see <smbios.h>) */
171 	uint16_t smbpr_family2;		/* processor family2 (see <smbios.h>) */
172 	uint16_t smbpr_corecount2;	/* second number of cores per socket */
173 	uint16_t smbpr_coresenabled2;	/* second number of enabled cores */
174 	uint16_t smbpr_threadcount2;	/* second number of enabled threads */
175 } smb_processor_t;
176 
177 /*
178  * SMBIOS implementation structure for SMB_TYPE_CACHE.
179  */
180 typedef struct smb_cache {
181 	smb_header_t smbca_hdr;		/* structure header */
182 	uint8_t smbca_socket;		/* socket designation */
183 	uint16_t smbca_config;		/* cache configuration */
184 	uint16_t smbca_maxsize;		/* maximum installed size */
185 	uint16_t smbca_size;		/* installed size */
186 	uint16_t smbca_stype;		/* supported SRAM type */
187 	uint16_t smbca_ctype;		/* current SRAM type */
188 	uint8_t smbca_speed;		/* speed in nanoseconds */
189 	uint8_t smbca_etype;		/* error correction type */
190 	uint8_t smbca_ltype;		/* logical cache type */
191 	uint8_t smbca_assoc;		/* associativity */
192 	uint32_t smbca_maxsize2;	/* maximum installed size 2 */
193 	uint32_t smbca_size2;		/* installed size 2 */
194 } smb_cache_t;
195 
196 /*
197  * Convert encoded cache size to bytes: DSP0134 Section 7.8 explains the
198  * encoding.  The highest bit is 0 for 1k units, 1 for 64k units, and this
199  * macro decodes the value into bytes for exporting to our clients.
200  */
201 #define	SMB_CACHE_SIZE(s)	(((s) & 0x8000) ? \
202 	((uint32_t)((s) & 0x7FFF) * 64 * 1024) : ((uint32_t)(s) * 1024))
203 
204 #define	SMB_CACHE_EXT_SIZE(s)	(((s) & 0x80000000U) ?	\
205 	((uint64_t)((s) & 0x7FFFFFFFULL) * 64ULL * 1024ULL) :	\
206 	((uint64_t)(s) * 1024ULL))
207 
208 #define	SMB_CACHE_CFG_MODE(c)		(((c) >> 8) & 3)
209 #define	SMB_CACHE_CFG_ENABLED(c)	(((c) >> 7) & 1)
210 #define	SMB_CACHE_CFG_LOCATION(c)	(((c) >> 5) & 3)
211 #define	SMB_CACHE_CFG_SOCKETED(c)	(((c) >> 3) & 1)
212 #define	SMB_CACHE_CFG_LEVEL(c)		(((c) & 7) + 1)
213 
214 /*
215  * SMBIOS implementation structure for SMB_TYPE_PORT.
216  */
217 typedef struct smb_port {
218 	smb_header_t smbpo_hdr;		/* structure header */
219 	uint8_t smbpo_iref;		/* internal reference designator */
220 	uint8_t smbpo_itype;		/* internal connector type */
221 	uint8_t smbpo_eref;		/* external reference designator */
222 	uint8_t smbpo_etype;		/* external connector type */
223 	uint8_t smbpo_ptype;		/* port type */
224 } smb_port_t;
225 
226 /*
227  * SMBIOS implementation structure for SMB_TYPE_SLOT.
228  */
229 typedef struct smb_slot_peer {
230 	uint16_t smbspb_group_no;	/* segment group number */
231 	uint8_t smbspb_bus;		/* bus number */
232 	uint8_t smbspb_df;		/* device/function number */
233 	uint8_t smbspb_width;		/* electrical width */
234 } smb_slot_peer_t;
235 
236 typedef struct smb_slot {
237 	smb_header_t smbsl_hdr;		/* structure header */
238 	uint8_t smbsl_name;		/* reference designation */
239 	uint8_t smbsl_type;		/* slot type */
240 	uint8_t smbsl_width;		/* slot data bus width */
241 	uint8_t smbsl_usage;		/* current usage */
242 	uint8_t smbsl_length;		/* slot length */
243 	uint16_t smbsl_id;		/* slot ID */
244 	uint8_t smbsl_ch1;		/* slot characteristics 1 */
245 	uint8_t smbsl_ch2;		/* slot characteristics 2 */
246 	uint16_t smbsl_sg;		/* segment group number */
247 	uint8_t smbsl_bus;		/* bus number */
248 	uint8_t smbsl_df;		/* device/function number */
249 	/* Added in SMBIOS 3.2+ */
250 	uint8_t	smbsl_dbw;		/* Data bus width */
251 	uint8_t	smbsl_npeers;		/* Peer bdf groups */
252 	smb_slot_peer_t smbsl_peers[];	/* bifurcation peers */
253 } smb_slot_t;
254 
255 /*
256  * SMBIOS implementation structure for SMB_TYPE_OBDEVS.
257  */
258 typedef struct smb_obdev {
259 	uint8_t smbob_type;		/* encoded type and enable bit */
260 	uint8_t smbob_name;		/* description string */
261 } smb_obdev_t;
262 
263 #define	SMB_OBT_ENABLED		0x80	/* enable bit within smbob_type */
264 
265 /*
266  * SMBIOS implementation structure for SMB_TYPE_OEMSTR, SMB_TYPE_SYSCONFSTR,
267  * and SMB_TYPE_LANG.
268  */
269 typedef struct smb_strtab {
270 	smb_header_t smbtb_hdr;		/* structure header */
271 	uint8_t smbtb_count;		/* number of strings */
272 } smb_strtab_t;
273 
274 /*
275  * SMBIOS implementation structure for SMB_TYPE_LANG.
276  */
277 typedef struct smb_lang {
278 	smb_header_t smblang_hdr;	/* structure header */
279 	uint8_t smblang_num;		/* number of installed languages */
280 	uint8_t smblang_flags;		/* flags */
281 	uint8_t smblang_resv[15];	/* reserved for future use */
282 	uint8_t smblang_cur;		/* current language string */
283 } smb_lang_t;
284 
285 /*
286  * SMBIOS implementation structure for SMB_TYPE_EVENTLOG.
287  */
288 typedef struct smb_sel {
289 	smb_header_t smbsel_hdr;	/* structure header */
290 	uint16_t smbsel_len;		/* log area length */
291 	uint16_t smbsel_hdroff;		/* header offset */
292 	uint16_t smbsel_dataoff;	/* data offset */
293 	uint8_t smbsel_method;		/* access method */
294 	uint8_t smbsel_status;		/* status flags */
295 	uint32_t smbsel_token;		/* change token */
296 	uint32_t smbsel_addr;		/* access method address */
297 	uint8_t smbsel_format;		/* header format */
298 	uint8_t smbsel_typec;		/* number of type descriptors */
299 	uint8_t smbsel_typesz;		/* size of each type descriptor */
300 	uint8_t smbsel_typev[1];	/* array of type descriptors */
301 } smb_sel_t;
302 
303 /*
304  * SMBIOS implementation structure for SMB_TYPE_MEMARRAY.
305  */
306 typedef struct smb_memarray {
307 	smb_header_t smbmarr_hdr;	/* structure header */
308 	uint8_t smbmarr_loc;		/* location */
309 	uint8_t smbmarr_use;		/* use */
310 	uint8_t smbmarr_ecc;		/* error detect/correct mechanism */
311 	uint32_t smbmarr_cap;		/* maximum capacity */
312 	uint16_t smbmarr_err;		/* error handle */
313 	uint16_t smbmarr_ndevs;		/* number of slots or sockets */
314 	uint64_t smbmarr_extcap;	/* extended maximum capacity */
315 } smb_memarray_t;
316 
317 /*
318  * SMBIOS implementation structure for SMB_TYPE_MEMARRAYMAP.
319  */
320 typedef struct smb_memarrmap {
321 	smb_header_t smbamap_hdr;	/* structure header */
322 	uint32_t smbamap_start;		/* starting address in kilobytes */
323 	uint32_t smbamap_end;		/* ending address in kilobytes */
324 	uint16_t smbamap_array;		/* physical memory array handle */
325 	uint8_t smbamap_width;		/* partition width */
326 	uint64_t smbamap_extstart;	/* extended starting address in bytes */
327 	uint64_t smbamap_extend;	/* extended ending address in bytes */
328 } smb_memarrmap_t;
329 
330 /*
331  * SMBIOS implementation structure for SMB_TYPE_MEMDEVICE.
332  */
333 typedef struct smb_memdevice {
334 	smb_header_t smbmdev_hdr;	/* structure header */
335 	uint16_t smbmdev_array;		/* array handle */
336 	uint16_t smbmdev_error;		/* error handle */
337 	uint16_t smbmdev_twidth;	/* total width */
338 	uint16_t smbmdev_dwidth;	/* data width */
339 	uint16_t smbmdev_size;		/* size in either K or MB */
340 	uint8_t smbmdev_form;		/* form factor */
341 	uint8_t smbmdev_set;		/* device set */
342 	uint8_t smbmdev_dloc;		/* device locator */
343 	uint8_t smbmdev_bloc;		/* bank locator */
344 	uint8_t smbmdev_type;		/* memory type */
345 	uint16_t smbmdev_flags;		/* detail flags */
346 	uint16_t smbmdev_speed;		/* speed in MT/s */
347 	uint8_t smbmdev_manufacturer;	/* manufacturer */
348 	uint8_t smbmdev_serial;		/* serial number */
349 	uint8_t smbmdev_asset;		/* asset tag */
350 	uint8_t smbmdev_part;		/* part number */
351 	uint8_t smbmdev_attrs;		/* attributes */
352 	uint32_t smbmdev_extsize;	/* extended size */
353 	uint16_t smbmdev_clkspeed;	/* configured clock speed */
354 	uint16_t smbmdev_minvolt;	/* minimum voltage */
355 	uint16_t smbmdev_maxvolt;	/* maximum voltage */
356 	uint16_t smbmdev_confvolt;	/* configured voltage */
357 	/* Added in SMBIOS 3.2 */
358 	uint8_t smbmdev_memtech;	/* memory technology */
359 	uint16_t smbmdev_opmode;	/* memory operating mode capability */
360 	uint8_t smbmdev_fwver;		/* firmware version */
361 	uint16_t smbmdev_modulemfgid;	/* module manufacturer ID */
362 	uint16_t smbmdev_moduleprodid;	/* module product ID */
363 	uint16_t smbmdev_memsysmfgid;	/* memory controller manufacturer id */
364 	uint16_t smbmdev_memsysprodid;	/* memory controller product id */
365 	uint64_t smbmdev_nvsize;	/* non-volatile memory size */
366 	uint64_t smbmdev_volsize;	/* volatile memory size */
367 	uint64_t smbmdev_cachesize;	/* cache size */
368 	uint64_t smbmdev_logicalsize;	/* logical size */
369 	/* Added in SMBIOS 3.3 */
370 	uint32_t smbmdev_extspeed;	/* Extended device speed */
371 	uint32_t smbmdev_extclkspeed;	/* Extended clock speed */
372 } smb_memdevice_t;
373 
374 #define	SMB_MDS_KBYTES		0x8000	/* size in specified in kilobytes */
375 
376 /*
377  * SMBIOS implementation structure for SMB_TYPE_MEMDEVICEMAP.
378  */
379 typedef struct smb_memdevmap {
380 	smb_header_t smbdmap_hdr;	/* structure header */
381 	uint32_t smbdmap_start;		/* starting address in kilobytes */
382 	uint32_t smbdmap_end;		/* ending address in kilobytes */
383 	uint16_t smbdmap_device;	/* memory device handle */
384 	uint16_t smbdmap_array;		/* memory array mapped address handle */
385 	uint8_t smbdmap_rpos;		/* row position */
386 	uint8_t smbdmap_ipos;		/* interleave position */
387 	uint8_t smbdmap_idepth;		/* interleave depth */
388 	uint64_t smbdmap_extstart;	/* extended starting address */
389 	uint64_t smbdmap_extend;	/* extended ending address */
390 } smb_memdevmap_t;
391 
392 typedef struct smb_pointdev {
393 	smb_header_t smbpdev_hdr;	/* structure header */
394 	uint8_t smbpdev_type;		/* device type */
395 	uint8_t smbpdev_iface;		/* device interface */
396 	uint8_t smbpdev_nbuttons;	/* number of buttons */
397 } smb_pointdev_t;
398 
399 /*
400  * SMBIOS implementation structure for SMB_TYPE_BATTERY.
401  */
402 typedef struct smb_battery {
403 	smb_header_t smbbat_hdr;	/* structure header */
404 	uint8_t smbbat_loc;		/* location */
405 	uint8_t smbbat_manufacturer;	/* manufacturer */
406 	uint8_t smbbat_date;		/* manufacture date */
407 	uint8_t smbbat_serial;		/* serial number */
408 	uint8_t smbbat_devname;		/* device name */
409 	uint8_t smbbat_chem;		/* device chemistry */
410 	uint16_t smbbat_cap;		/* design capacity in mW hours */
411 	uint16_t smbbat_volt;		/* design voltage in mV */
412 	uint8_t smbbat_version;		/* SBDS version string */
413 	uint8_t smbbat_err;		/* error percentage */
414 	uint16_t smbbat_ssn;		/* SBDS serial number */
415 	uint16_t smbbat_sdate;		/* SBDS manufacture date */
416 	uint8_t smbbat_schem;		/* SBDS chemistry string */
417 	uint8_t smbbat_mult;		/* design capacity multiplier */
418 	uint32_t smbbat_oemdata;	/* OEM-specific data */
419 } smb_battery_t;
420 
421 /*
422  * SMBIOS implementation structure for SMB_TYPE_SECURITY.
423  */
424 typedef struct smb_hwsec {
425 	smb_header_t smbhs_hdr;		/* structure header */
426 	uint8_t smbhs_settings;		/* settings byte */
427 } smb_hwsec_t;
428 
429 #define	SMB_HWS_PWR_PS(x)	(((x) & 0xC0) >> 6)
430 #define	SMB_HWS_KBD_PS(x)	(((x) & 0x30) >> 4)
431 #define	SMB_HWS_ADM_PS(x)	(((x) & 0x0C) >> 2)
432 #define	SMB_HWS_PAN_PS(x)	(((x) & 0x03) >> 0)
433 
434 /*
435  * SMBIOS implementation structure for SMB_TYPE_VPROBE.
436  */
437 typedef struct smb_vprobe {
438 	smb_header_t smbvpr_hdr;	/* structure header */
439 	uint8_t smbvpr_descr;		/* description string */
440 	uint8_t smbvpr_locstat;		/* location and status */
441 	uint16_t smbvpr_maxval;		/* maximum voltage */
442 	uint16_t smbvpr_minval;		/* minimum voltage */
443 	uint16_t smbvpr_resolution;	/* probe resolution */
444 	uint16_t smbvpr_tolerance;	/* probe tolerance */
445 	uint16_t smbvpr_accuracy;	/* probe accuracy */
446 	uint32_t smbvpr_oem;		/* vendor-specific data */
447 	uint16_t smbvpr_nominal;	/* nominal value */
448 } smb_vprobe_t;
449 
450 #define	SMB_VPROBE_MINLEN		0x14
451 #define	SMB_VPROBE_NOMINAL_MINLEN	0x16
452 
453 #define	SMB_VPROBE_LOCATION(x)	((x) & 0x1f)
454 #define	SMB_VPROBE_STATUS(x)	(((x) >> 5) & 0x7)
455 
456 /*
457  * SMBIOS implementation structure for SMB_TYPE_COOLDEV.
458  */
459 typedef struct smb_cooldev {
460 	smb_header_t smbcdev_hdr;	/* structure header */
461 	uint16_t smbcdev_tprobe;	/* temperature probe */
462 	uint8_t smbcdev_typstat;	/* type and status */
463 	uint8_t smbcdev_group;		/* group identifier */
464 	uint32_t smbcdev_oem;		/* vendor-specific data */
465 	uint16_t smbcdev_nominal;	/* nominal value */
466 	uint8_t smbcdev_descr;		/* description string */
467 } smb_cooldev_t;
468 
469 #define	SMB_COOLDEV_MINLEN		0x0c
470 #define	SMB_COOLDEV_NOMINAL_MINLEN	0x0e
471 #define	SMB_COOLDEV_DESCR_MINLEN	0x0f
472 
473 #define	SMB_COOLDEV_TYPE(x)	((x) & 0x1f)
474 #define	SMB_COOLDEV_STATUS(x)	(((x) >> 5) & 0x7)
475 
476 /*
477  * SMBIOS implementation structure for SMB_TYPE_TPROBE.
478  */
479 typedef struct smb_tprobe {
480 	smb_header_t smbtpr_hdr;	/* structure header */
481 	uint8_t smbtpr_descr;		/* description string */
482 	uint8_t smbtpr_locstat;		/* location and status */
483 	uint16_t smbtpr_maxval;		/* maximum temperature */
484 	uint16_t smbtpr_minval;		/* minimum temperature */
485 	uint16_t smbtpr_resolution;	/* probe resolution */
486 	uint16_t smbtpr_tolerance;	/* probe tolerance */
487 	uint16_t smbtpr_accuracy;	/* probe accuracy */
488 	uint32_t smbtpr_oem;		/* vendor-specific data */
489 	uint16_t smbtpr_nominal;	/* nominal value */
490 } smb_tprobe_t;
491 
492 #define	SMB_TPROBE_MINLEN		0x14
493 #define	SMB_TPROBE_NOMINAL_MINLEN	0x16
494 
495 #define	SMB_TPROBE_LOCATION(x)	((x) & 0x1f)
496 #define	SMB_TPROBE_STATUS(x)	(((x) >> 5) & 0x7)
497 
498 /*
499  * SMBIOS implementation structure for SMB_TYPE_IPROBE.
500  */
501 typedef struct smb_iprobe {
502 	smb_header_t smbipr_hdr;	/* structure header */
503 	uint8_t smbipr_descr;		/* description string */
504 	uint8_t smbipr_locstat;		/* location and status */
505 	uint16_t smbipr_maxval;		/* maximum current */
506 	uint16_t smbipr_minval;		/* minimum current */
507 	uint16_t smbipr_resolution;	/* probe resolution */
508 	uint16_t smbipr_tolerance;	/* probe tolerance */
509 	uint16_t smbipr_accuracy;	/* probe accuracy */
510 	uint32_t smbipr_oem;		/* vendor-specific data */
511 	uint16_t smbipr_nominal;	/* nominal value */
512 } smb_iprobe_t;
513 
514 #define	SMB_IPROBE_MINLEN		0x14
515 #define	SMB_IPROBE_NOMINAL_MINLEN	0x16
516 
517 #define	SMB_IPROBE_LOCATION(x)	((x) & 0x1f)
518 #define	SMB_IPROBE_STATUS(x)	(((x) >> 5) & 0x7)
519 
520 /*
521  * SMBIOS implementation structure for SMB_TYPE_BOOT.
522  */
523 typedef struct smb_boot {
524 	smb_header_t smbbo_hdr;		/* structure header */
525 	uint8_t smbbo_pad[6];		/* reserved for future use */
526 	uint8_t smbbo_status[1];	/* variable-length status buffer */
527 } smb_boot_t;
528 
529 /*
530  * SMBIOS implementation structure for SMB_TYPE_IPMIDEV.
531  */
532 typedef struct smb_ipmi {
533 	smb_header_t smbipm_hdr;	/* structure header */
534 	uint8_t smbipm_type;		/* interface type */
535 	uint8_t smbipm_spec;		/* specification revision */
536 	uint8_t smbipm_i2c;		/* i2C slave address */
537 	uint8_t smbipm_bus;		/* NV storage device bus ID */
538 	uint64_t smbipm_addr;		/* base address */
539 	uint8_t smbipm_info;		/* base address modifier/intr info */
540 	uint8_t smbipm_intr;		/* interrupt number */
541 } smb_ipmi_t;
542 
543 #define	SMB_IPM_SPEC_MAJOR(x)	(((x) & 0xF0) >> 4)
544 #define	SMB_IPM_SPEC_MINOR(x)	((x) & 0x0F)
545 
546 #define	SMB_IPM_ADDR_IO		1ULL
547 
548 #define	SMB_IPM_INFO_REGS(x)	(((x) & 0xC0) >> 6)
549 #define	SMB_IPM_INFO_LSB(x)	(((x) & 0x10) >> 4)
550 #define	SMB_IPM_INFO_ISPEC(x)	(((x) & 0x08) >> 3)
551 #define	SMB_IPM_INFO_IPOL(x)	(((x) & 0x02) >> 1)
552 #define	SMB_IPM_INFO_IMODE(x)	(((x) & 0x01) >> 0)
553 
554 #define	SMB_IPM_REGS_1B		0
555 #define	SMB_IPM_REGS_4B		1
556 #define	SMB_IPM_REGS_16B	2
557 
558 #define	SMB_IPM_IPOL_LO		0
559 #define	SMB_IPM_IPOL_HI		1
560 
561 #define	SMB_IPM_IMODE_EDGE	0
562 #define	SMB_IPM_IMODE_LEVEL	1
563 
564 /*
565  * SMBIOS implementation structure for SMB_TYPE_POWERSUP.
566  */
567 typedef struct smb_powersup {
568 	smb_header_t smbpsup_hdr;	/* structure header */
569 	uint8_t smbpsup_group;		/* group id */
570 	uint8_t smbpsup_loc;		/* location tag */
571 	uint8_t smbpsup_devname;	/* device name */
572 	uint8_t smbpsup_manufacturer;	/* manufacturer */
573 	uint8_t smbpsup_serial;		/* serial number */
574 	uint8_t smbpsup_asset;		/* asset tag */
575 	uint8_t smbpsup_part;		/* part number */
576 	uint8_t smbpsup_rev;		/* revision string */
577 	uint16_t smbpsup_max;		/* max output in milliwatts */
578 	uint16_t smbpsup_char;		/* characteristics */
579 	uint16_t smbpsup_vprobe;	/* voltage probe handle */
580 	uint16_t smbpsup_cooldev;	/* cooling device handle */
581 	uint16_t smbpsup_iprobe;	/* current probe handle */
582 } smb_powersup_t;
583 
584 #define	SMB_PSU_CHARS_ISHOT(x)		((x) & 0x01)
585 #define	SMB_PSU_CHARS_ISPRES(x)		((x) & 0x02)
586 #define	SMB_PSU_CHARS_ISUNPLUG(x)	((x) & 0x04)
587 #define	SMB_PSU_CHARS_IVRS(x)		(((x) >> 3) & 0xf)
588 #define	SMB_PSU_CHARS_STATUS(x)		(((x) >> 7) & 0x7)
589 #define	SMB_PSU_CHARS_TYPE(x)		(((x) >> 10) & 0xf)
590 
591 /*
592  * SMBIOS implementation structure for SMB_TYPE_OBDEVEXT.
593  */
594 typedef struct smb_obdev_ext {
595 	smb_header_t smbobe_hdr;	/* structure header */
596 	uint8_t smbobe_name;		/* reference designation */
597 	uint8_t smbobe_dtype;		/* device type */
598 	uint8_t smbobe_dti;		/* device type instance */
599 	uint16_t smbobe_sg;		/* segment group number */
600 	uint8_t smbobe_bus;		/* bus number */
601 	uint8_t smbobe_df;		/* device/function number */
602 } smb_obdev_ext_t;
603 
604 /*
605  * SMBIOS implementation structure for SMB_TYPE_PROCESSOR_INFO
606  */
607 typedef struct smb_processor_info {
608 	smb_header_t smbpai_hdr;	/* structure handle */
609 	uint16_t smbpai_proc;		/* processor handle */
610 	uint8_t smbpai_len;		/* length of processor specific data */
611 	uint8_t smbpai_type;		/* processor type */
612 	uint8_t smbpai_data[];		/* processor-specific block */
613 } smb_processor_info_t;
614 
615 typedef struct smb_processor_info_riscv {
616 	uint16_t smbpairv_vers;		/* structure revision */
617 	uint8_t smbpairv_len;		/* length of structure */
618 	uint8_t smbpairv_hartid[16];	/* id of the hart */
619 	uint8_t smbpairv_boot;		/* boot hart */
620 	uint8_t smbpairv_vendid[16];	/* machine vendor id */
621 	uint8_t smbpairv_archid[16];	/* arch vendor id */
622 	uint8_t smbpairv_machid[16];	/* machine impl id */
623 	uint32_t smbpairv_isa;		/* supported ISA */
624 	uint8_t smbpairv_privlvl;		/* supported privilege levels */
625 	uint8_t smbpairv_metdi[16];	/* Machine exception trap delegation */
626 	uint8_t smbpairv_mitdi[16];	/* Machine interrupt trap delegation */
627 	uint8_t smbpairv_xlen;		/* Register width */
628 	uint8_t smbpairv_mxlen;		/* Machine register width */
629 	uint8_t smbpairv_rsvd;		/* Reserved */
630 	uint8_t smbpairv_sxlen;		/* Supervisor register width */
631 	uint8_t smbpairv_uxlen;		/* User register width */
632 } smb_processor_info_riscv_t;
633 
634 /*
635  * SMBIOS implementation structure for SUN_OEM_EXT_PROCESSOR.
636  */
637 typedef struct smb_processor_ext {
638 	smb_header_t smbpre_hdr;	/* structure header */
639 	uint16_t smbpre_processor;	/* processor handle */
640 	uint8_t smbpre_fru;		/* FRU indicator */
641 	uint8_t smbpre_n;		/* number of APIC IDs */
642 	uint16_t smbpre_apicid[1];	/* strand initial apic id */
643 } smb_processor_ext_t;
644 
645 /*
646  * SMBIOS implementation structure for SUN_OEM_EXT_PORT.
647  */
648 typedef struct smb_port_ext {
649 	smb_header_t smbpoe_hdr;	/* structure header */
650 	uint16_t smbpoe_chassis;	/* chassis handle */
651 	uint16_t smbpoe_port;		/* port connector handle */
652 	uint8_t smbpoe_dtype;		/* device type */
653 	uint16_t smbpoe_devhdl;		/* device handle */
654 	uint8_t smbpoe_phy;		/* PHY number */
655 } smb_port_ext_t;
656 
657 /*
658  * SMBIOS implementation structure for SUN_OEM_PCIEXRC.
659  */
660 typedef struct smb_pciexrc {
661 	smb_header_t smbpciexrc_hdr;	/* structure header */
662 	uint16_t smbpciexrc_bboard;	/* base board handle */
663 	uint16_t smbpciexrc_bdf;	/* PCI Bus/Dev/Func */
664 } smb_pciexrc_t;
665 
666 /*
667  * SMBIOS implementation structure for SUN_OEM_EXT_MEMARRAY.
668  */
669 typedef struct smb_memarray_ext {
670 	smb_header_t smbmarre_hdr;	/* structure header */
671 	uint16_t smbmarre_ma;		/* memory array handle */
672 	uint16_t smbmarre_component;	/* component parent handle */
673 	uint16_t smbmarre_bdf;		/* PCI bus/dev/funct */
674 } smb_memarray_ext_t;
675 
676 /*
677  * SMBIOS implementation structure for SUN_OEM_EXT_MEMDEVICE.
678  */
679 typedef struct smb_memdevice_ext {
680 	smb_header_t smbmdeve_hdr;	/* structure header */
681 	uint16_t smbmdeve_mdev;		/* memory device handle */
682 	uint8_t smbmdeve_dchan;		/* DRAM channel */
683 	uint8_t smbmdeve_ncs;		/* number of chip select */
684 	uint8_t smbmdeve_cs[1];		/* chip selects */
685 } smb_memdevice_ext_t;
686 
687 #pragma pack()
688 
689 typedef struct smb_struct {
690 	const smb_header_t *smbst_hdr;	/* address of raw structure data */
691 	const uchar_t *smbst_str;	/* address of string data (if any) */
692 	const uchar_t *smbst_end;	/* address of 0x0000 ending tag */
693 	struct smb_struct *smbst_next;	/* next structure in hash chain */
694 	uint16_t *smbst_strtab;		/* string index -> offset table */
695 	uint_t smbst_strtablen;		/* length of smbst_strtab */
696 } smb_struct_t;
697 
698 struct smbios_hdl {
699 	smbios_entry_point_t sh_ent_type; /* structure table entry point type */
700 	smbios_entry_t sh_ent;		/* structure table entry point */
701 	uint_t sh_ent_stnum;		/* number of structure table entries */
702 	const void *sh_buf;		/* structure table buffer */
703 	size_t sh_buflen;		/* size of structure table buffer */
704 	smb_struct_t *sh_structs;	/* array of structure descriptors */
705 	uint_t sh_nstructs;		/* number of active structures */
706 	smb_struct_t **sh_hash;		/* hash bucket array for descriptors */
707 	uint_t sh_hashlen;		/* hash bucket array length */
708 	int sh_err;			/* error code for smbios_errno() */
709 	int sh_libvers;			/* library client abi version */
710 	int sh_smbvers;			/* derived underlying format version */
711 	uint_t sh_flags;		/* miscellaneous flags (see below) */
712 };
713 
714 #define	SMB_FL_DEBUG	0x1		/* print debug messages for this hdl */
715 #define	SMB_FL_BUFALLOC	0x2		/* sh_buf was allocated by library */
716 #define	SMB_FL_TRUNC	0x4		/* smbios table is truncated */
717 
718 #define	SMB_BIOS_DEVICE		"/dev/xsvc"	/* device w/ BIOS physmem */
719 #define	SMB_SMBIOS_DEVICE	"/dev/smbios"	/* device w/ SMBIOS image */
720 
721 #define	SMB_RANGE_START	0xF0000		/* start of physical address range */
722 #define	SMB_RANGE_LIMIT	0xFFFFF		/* limit of physical address range */
723 #define	SMB_SCAN_STEP	16		/* stepping by paragraph */
724 
725 #define	SMB_MAJMIN(M, m)	((((M) & 0xFF) << 8) | ((m) & 0xFF))
726 #define	SMB_MAJOR(v)		(((v) & 0xFF00) >> 8)
727 #define	SMB_MINOR(v)		(((v) & 0x00FF))
728 
729 #define	ESMB_BASE	1000		/* base value for libsmbios errnos */
730 
731 enum {
732 	ESMB_NOTFOUND = ESMB_BASE,	/* SMBIOS table not found on system */
733 	ESMB_MAPDEV,			/* failed to map SMBIOS table */
734 	ESMB_NOENT,			/* failed to locate structure */
735 	ESMB_NOMEM,			/* failed to allocate memory */
736 	ESMB_NOHDR,			/* failed to read SMBIOS header */
737 	ESMB_NOSTAB,			/* failed to read SMBIOS struct table */
738 	ESMB_NOINFO,			/* no common info for structure */
739 	ESMB_SHORT,			/* buffer length doesn't match header */
740 	ESMB_CORRUPT,			/* buffer struct or len is corrupt */
741 	ESMB_VERSION,			/* version not supported by library */
742 	ESMB_NOTSUP,			/* feature not supported by provider */
743 	ESMB_HEADER,			/* SMBIOS header corrupt or invalid */
744 	ESMB_OLD,			/* SMBIOS version is too old for us */
745 	ESMB_NEW,			/* SMBIOS version is too new for us */
746 	ESMB_CKSUM,			/* SMBIOS header checksum mismatch */
747 	ESMB_INVAL,			/* invalid function call argument */
748 	ESMB_TYPE,			/* structure type mismatch */
749 	ESMB_UNKNOWN			/* unknown error (maximum value tag) */
750 };
751 
752 extern const smb_struct_t *smb_lookup_type(smbios_hdl_t *, uint_t);
753 extern const smb_struct_t *smb_lookup_id(smbios_hdl_t *, uint_t);
754 extern const char *smb_strptr(const smb_struct_t *, uint_t);
755 extern int smb_gteq(smbios_hdl_t *, int);
756 extern int smb_libgteq(smbios_hdl_t *, int);
757 
758 extern int smb_set_errno(smbios_hdl_t *, int);
759 extern smbios_hdl_t *smb_open_error(smbios_hdl_t *, int *, int);
760 extern const char *smb_strerror(int);
761 
762 extern void *smb_alloc(size_t);
763 extern void *smb_zalloc(size_t);
764 extern void smb_free(void *, size_t);
765 
766 extern void smb_dprintf(smbios_hdl_t *, const char *, ...);
767 
768 extern int _smb_debug;
769 
770 /*
771  * The following series of structures represent the base versions of public
772  * structures that are used inside by the smbios routines. This allows the
773  * common code to properly know how much it should or should not bzero and how
774  * to handle additions to the spec. Types should only be added here if we need
775  * to extend the public structures in sys/smbios.h due to a change in the spec.
776  *
777  * Types here have the name smb_base_%s which corresponds to smbios_%s.
778  */
779 typedef struct smb_base_chassis {
780 	uint32_t smbbc_oemdata;		/* OEM-specific data */
781 	uint8_t smbbc_lock;		/* lock present? */
782 	uint8_t smbbc_type;		/* type */
783 	uint8_t smbbc_bustate;		/* boot-up state */
784 	uint8_t smbbc_psstate;		/* power supply state */
785 	uint8_t smbbc_thstate;		/* thermal state */
786 	uint8_t smbbc_security;		/* security status */
787 	uint8_t smbbc_uheight;		/* enclosure height in U's */
788 	uint8_t smbbc_cords;		/* number of power cords */
789 	uint8_t smbbc_elems;		/* number of element records (n) */
790 	uint8_t smbbc_elemlen;		/* length of contained element (m) */
791 } smb_base_chassis_t;
792 
793 typedef struct smb_base_processor {
794 	uint64_t smbbp_cpuid;		/* processor cpuid information */
795 	uint32_t smbbp_family;		/* processor family */
796 	uint8_t smbbp_type;		/* processor type (SMB_PRT_*) */
797 	uint8_t smbbp_voltage;		/* voltage (SMB_PRV_*) */
798 	uint8_t smbbp_status;		/* status (SMB_PRS_*) */
799 	uint8_t smbbp_upgrade;		/* upgrade (SMB_PRU_*) */
800 	uint32_t smbbp_clkspeed;	/* external clock speed in MHz */
801 	uint32_t smbbp_maxspeed;	/* maximum speed in MHz */
802 	uint32_t smbbp_curspeed;	/* current speed in MHz */
803 	id_t smbbp_l1cache;		/* L1 cache handle */
804 	id_t smbbp_l2cache;		/* L2 cache handle */
805 	id_t smbbp_l3cache;		/* L3 cache handle */
806 } smb_base_processor_t;
807 
808 typedef struct smb_base_memdevice {
809 	id_t smbbmd_array;		/* handle of physical memory array */
810 	id_t smbbmd_error;		/* handle of memory error data */
811 	uint32_t smbbmd_twidth;		/* total width in bits including ecc */
812 	uint32_t smbbmd_dwidth;		/* data width in bits */
813 	uint64_t smbbmd_size;		/* size in bytes (see note above) */
814 	uint8_t smbbmd_form;		/* form factor */
815 	uint8_t smbbmd_set;		/* set (0x00=none, 0xFF=unknown) */
816 	uint8_t smbbmd_type;		/* memory type */
817 	uint8_t smbbmd_pad;		/* padding */
818 	uint32_t smbbmd_flags;		/* flags (see below) */
819 	uint32_t smbbmd_speed;		/* speed in MHz */
820 	const char *smbbmd_dloc;	/* physical device locator string */
821 	const char *smbbmd_bloc;	/* physical bank locator string */
822 	uint8_t smbbmd_rank;		/* rank */
823 } smb_base_memdevice_t;
824 
825 typedef struct smb_base_bios {
826 	const char *smbbb_vendor;	/* bios vendor string */
827 	const char *smbbb_version;	/* bios version string */
828 	const char *smbbb_reldate;	/* bios release date */
829 	uint32_t smbbb_segment;		/* bios address segment location */
830 	uint32_t smbbb_romsize;		/* bios rom size in bytes */
831 	uint32_t smbbb_runsize;		/* bios image size in bytes */
832 	uint64_t smbbb_cflags;		/* bios characteristics */
833 	const uint8_t *smbbb_xcflags;	/* bios characteristics extensions */
834 	size_t smbbb_nxcflags;		/* number of smbb_xcflags[] bytes */
835 	smbios_version_t smbbb_biosv;	/* bios version */
836 	smbios_version_t smbbb_ecfwv;	/* bios embedded ctrl f/w version */
837 } smb_base_bios_t;
838 
839 typedef struct smb_base_cache {
840 	uint32_t smbba_maxsize;		/* maximum installed size in bytes */
841 	uint32_t smbba_size;		/* installed size in bytes */
842 	uint16_t smbba_stype;		/* supported SRAM types (SMB_CAT_*) */
843 	uint16_t smbba_ctype;		/* current SRAM type (SMB_CAT_*) */
844 	uint8_t smbba_speed;		/* speed in nanoseconds */
845 	uint8_t smbba_etype;		/* error correction type (SMB_CAE_*) */
846 	uint8_t smbba_ltype;		/* logical cache type (SMB_CAG_*) */
847 	uint8_t smbba_assoc;		/* associativity (SMB_CAA_*) */
848 	uint8_t smbba_level;		/* cache level */
849 	uint8_t smbba_mode;		/* cache mode (SMB_CAM_*) */
850 	uint8_t smbba_location;		/* cache location (SMB_CAL_*) */
851 	uint8_t smbba_flags;		/* cache flags (SMB_CAF_*) */
852 } smb_base_cache_t;
853 
854 typedef struct smb_base_slot {
855 	const char *smbbl_name;		/* reference designation */
856 	uint8_t smbbl_type;		/* slot type */
857 	uint8_t smbbl_width;		/* slot data bus width */
858 	uint8_t smbbl_usage;		/* current usage */
859 	uint8_t smbbl_length;		/* slot length */
860 	uint16_t smbbl_id;		/* slot ID */
861 	uint8_t smbbl_ch1;		/* slot characteristics 1 */
862 	uint8_t smbbl_ch2;		/* slot characteristics 2 */
863 	uint16_t smbbl_sg;		/* segment group number */
864 	uint8_t smbbl_bus;		/* bus number */
865 	uint8_t smbbl_df;		/* device/function number */
866 } smb_base_slot_t;
867 
868 #ifdef	__cplusplus
869 }
870 #endif
871 
872 #endif	/* _SYS_SMBIOS_IMPL_H */
873