1 | /*␊ |
2 | * Copyright (c) 1998-2009 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * The contents of this file constitute Original Code as defined in and␊ |
7 | * are subject to the Apple Public Source License Version 1.1 (the␊ |
8 | * "License"). You may not use this file except in compliance with the␊ |
9 | * License. Please obtain a copy of the License at␊ |
10 | * http://www.apple.com/publicsource and read it before using this file.␊ |
11 | * ␊ |
12 | * This Original Code and all software distributed under the License are␊ |
13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the␊ |
17 | * License for the specific language governing rights and limitations␊ |
18 | * under the License.␊ |
19 | * ␊ |
20 | * @APPLE_LICENSE_HEADER_END@␊ |
21 | */␊ |
22 | ␊ |
23 | #ifndef __LIBSAIO_MYSMBIOS_H␊ |
24 | #define __LIBSAIO_MYSMBIOS_H␊ |
25 | ␊ |
26 | #include "SMBIOS.h"␊ |
27 | #include "fake_efi.h"␊ |
28 | ␊ |
29 | #define kSMBIOSdefaults␉␉"SMBIOSdefaults"␉␊ |
30 | ␊ |
31 | extern uint64_t smbios_p;␊ |
32 | ␊ |
33 | typedef struct SMBAnchor␊ |
34 | {␊ |
35 | ␉const SMBStructHeader *␉header;␊ |
36 | ␉const uint8_t *␉␉␉next;␊ |
37 | ␉const uint8_t *␉␉␉end;␊ |
38 | } SMBAnchor;␊ |
39 | ␊ |
40 | #define SMB_ANCHOR_IS_VALID(x)␉\␊ |
41 | ␉((x) && ((x)->header) && ((x)->next) && ((x)->end))␊ |
42 | ␊ |
43 | #define SMB_ANCHOR_RESET(x)␉␉\␊ |
44 | ␉bzero(x, sizeof(typedef struct SMBAnchor));␊ |
45 | ␊ |
46 | //␊ |
47 | // SMBIOS structure types.␊ |
48 | //␊ |
49 | ␊ |
50 | enum {␊ |
51 | kSMBTypeBIOSInformation = 0,␊ |
52 | kSMBTypeSystemInformation = 1,␊ |
53 | kSMBTypeBaseBoard␉␉␉␉␉= 2,␊ |
54 | kSMBTypeSystemEnclosure = 3,␊ |
55 | kSMBTypeProcessorInformation = 4,␊ |
56 | kSMBTypeMemoryModule = 6,␊ |
57 | kSMBTypeCacheInformation = 7,␊ |
58 | kSMBTypeSystemSlot = 9,␊ |
59 | kSMBTypePhysicalMemoryArray = 16,␊ |
60 | kSMBTypeMemoryDevice = 17,␊ |
61 | kSMBType32BitMemoryErrorInfo = 18,␊ |
62 | kSMBType64BitMemoryErrorInfo = 33,␊ |
63 | ␊ |
64 | kSMBTypeEndOfTable = 127,␊ |
65 | ␊ |
66 | /* Apple Specific Structures */␊ |
67 | kSMBTypeFirmwareVolume = 128,␊ |
68 | kSMBTypeMemorySPD = 130,␊ |
69 | kSMBTypeOemProcessorType = 131,␊ |
70 | kSMBTypeOemProcessorBusSpeed = 132␊ |
71 | };␊ |
72 | ␊ |
73 | //␊ |
74 | // BIOS Information (Type 0)␊ |
75 | //␊ |
76 | typedef struct SMBBIOSInformation {␊ |
77 | SMB_STRUCT_HEADER // Type 0␊ |
78 | SMBString vendor; // BIOS vendor name␊ |
79 | SMBString version; // BIOS version␊ |
80 | SMBWord startSegment; // BIOS segment start␊ |
81 | SMBString releaseDate; // BIOS release date␊ |
82 | SMBByte romSize; // (n); 64K * (n+1) bytes␊ |
83 | SMBQWord characteristics; // supported BIOS functions␊ |
84 | } __attribute__((packed)) SMBBIOSInformation;␊ |
85 | ␊ |
86 | //␊ |
87 | // Base Board (Type 2)␊ |
88 | //␊ |
89 | ␊ |
90 | typedef struct SMBBaseBoard {␊ |
91 | SMB_STRUCT_HEADER // Type 2␊ |
92 | SMBString␉manufacturer;␊ |
93 | SMBString␉product;␊ |
94 | SMBString␉version;␊ |
95 | SMBString␉serialNumber;␊ |
96 | SMBString␉assetTagNumber;␊ |
97 | SMBByte␉␉featureFlags;␊ |
98 | SMBString␉locationInChassis;␊ |
99 | SMBWord␉␉chassisHandle;␊ |
100 | SMBByte␉␉boardType;␊ |
101 | SMBByte␉␉numberOfContainedHandles;␊ |
102 | ␉// 0 - 255 contained handles go here but we do not include␊ |
103 | ␉// them in our structure. Be careful to use numberOfContainedHandles␊ |
104 | ␉// times sizeof(SMBWord) when computing the actual record size,␊ |
105 | ␉// if you need it.␊ |
106 | } __attribute__((packed)) SMBBaseBoard;␊ |
107 | ␊ |
108 | // Values for boardType in Type 2 records␊ |
109 | enum {␊ |
110 | kSMBBaseBoardUnknown␉␉␉␉= 0x01,␊ |
111 | kSMBBaseBoardOther␉␉␉␉␉= 0x02,␊ |
112 | kSMBBaseBoardServerBlade␉␉␉= 0x03,␊ |
113 | kSMBBaseBoardConnectivitySwitch␉␉= 0x04,␊ |
114 | kSMBBaseBoardSystemMgmtModule␉␉= 0x05,␊ |
115 | kSMBBaseBoardProcessorModule␉␉= 0x06,␊ |
116 | kSMBBaseBoardIOModule␉␉␉␉= 0x07,␊ |
117 | kSMBBaseBoardMemoryModule␉␉␉= 0x08,␊ |
118 | kSMBBaseBoardDaughter␉␉␉␉= 0x09,␊ |
119 | kSMBBaseBoardMotherboard␉␉␉= 0x0A,␊ |
120 | kSMBBaseBoardProcessorMemoryModule␉= 0x0B,␊ |
121 | kSMBBaseBoardProcessorIOModule␉␉= 0x0C,␊ |
122 | kSMBBaseBoardInterconnect␉␉␉= 0x0D,␊ |
123 | };␊ |
124 | ␊ |
125 | ␊ |
126 | //␊ |
127 | // System Enclosure (Type 3)␊ |
128 | //␊ |
129 | ␊ |
130 | typedef struct SMBSystemEnclosure {␊ |
131 | SMB_STRUCT_HEADER // Type 3␊ |
132 | SMBString manufacturer;␊ |
133 | SMBByte type;␊ |
134 | SMBString version;␊ |
135 | SMBString serialNumber;␊ |
136 | SMBString assetTagNumber;␊ |
137 | SMBByte bootupState;␊ |
138 | SMBByte powerSupplyState;␊ |
139 | SMBByte thermalState;␊ |
140 | SMBByte securityStatus;␊ |
141 | SMBDWord oemDefined;␊ |
142 | } __attribute__((packed)) SMBSystemEnclosure;␊ |
143 | ␊ |
144 | //␊ |
145 | // Processor Information (Type 4)␊ |
146 | //␊ |
147 | ␊ |
148 | typedef struct SMBProcessorInformation {␊ |
149 | // 2.0+ spec (26 bytes)␊ |
150 | SMB_STRUCT_HEADER // Type 4␊ |
151 | SMBString socketDesignation;␊ |
152 | SMBByte processorType; // CPU = 3␊ |
153 | SMBByte processorFamily; // processor family enum␊ |
154 | SMBString manufacturer;␊ |
155 | SMBQWord processorID; // based on CPUID␊ |
156 | SMBString processorVersion;␊ |
157 | SMBByte voltage; // bit7 cleared indicate legacy mode␊ |
158 | SMBWord externalClock; // external clock in MHz␊ |
159 | SMBWord maximumClock; // max internal clock in MHz␊ |
160 | SMBWord currentClock; // current internal clock in MHz␊ |
161 | SMBByte status;␊ |
162 | SMBByte processorUpgrade; // processor upgrade enum␊ |
163 | // 2.1+ spec (32 bytes)␊ |
164 | SMBWord L1CacheHandle;␊ |
165 | SMBWord L2CacheHandle;␊ |
166 | SMBWord L3CacheHandle;␊ |
167 | // 2.3+ spec (35 bytes)␊ |
168 | SMBString serialNumber;␊ |
169 | SMBString assetTag;␊ |
170 | SMBString partNumber;␊ |
171 | } __attribute__((packed)) SMBProcessorInformation;␊ |
172 | ␊ |
173 | #define kSMBProcessorInformationMinSize 26␊ |
174 | ␊ |
175 | //␊ |
176 | // Memory Module Information (Type 6)␊ |
177 | // Obsoleted since SMBIOS version 2.1␊ |
178 | //␊ |
179 | ␊ |
180 | typedef struct SMBMemoryModule {␊ |
181 | SMB_STRUCT_HEADER // Type 6␊ |
182 | SMBString socketDesignation;␊ |
183 | SMBByte bankConnections;␊ |
184 | SMBByte currentSpeed;␊ |
185 | SMBWord currentMemoryType;␊ |
186 | SMBByte installedSize;␊ |
187 | SMBByte enabledSize;␊ |
188 | SMBByte errorStatus;␊ |
189 | } __attribute__((packed)) SMBMemoryModule;␊ |
190 | ␊ |
191 | #define kSMBMemoryModuleSizeNotDeterminable 0x7D␊ |
192 | #define kSMBMemoryModuleSizeNotEnabled 0x7E␊ |
193 | #define kSMBMemoryModuleSizeNotInstalled 0x7F␊ |
194 | ␊ |
195 | //␊ |
196 | // Cache Information (Type 7)␊ |
197 | //␊ |
198 | ␊ |
199 | typedef struct SMBCacheInformation {␊ |
200 | SMB_STRUCT_HEADER // Type 7␊ |
201 | SMBString socketDesignation;␊ |
202 | SMBWord cacheConfiguration;␊ |
203 | SMBWord maximumCacheSize;␊ |
204 | SMBWord installedSize;␊ |
205 | SMBWord supportedSRAMType;␊ |
206 | SMBWord currentSRAMType;␊ |
207 | SMBByte cacheSpeed;␊ |
208 | SMBByte errorCorrectionType;␊ |
209 | SMBByte systemCacheType;␊ |
210 | SMBByte associativity;␊ |
211 | } __attribute__((packed)) SMBCacheInformation;␊ |
212 | ␊ |
213 | typedef struct SMBSystemSlot {␊ |
214 | // 2.0+ spec (12 bytes)␊ |
215 | SMB_STRUCT_HEADER // Type 9␊ |
216 | SMBString slotDesignation;␊ |
217 | SMBByte slotType;␊ |
218 | SMBByte slotDataBusWidth;␊ |
219 | SMBByte currentUsage;␊ |
220 | SMBByte slotLength;␊ |
221 | SMBWord slotID;␊ |
222 | SMBByte slotCharacteristics1;␊ |
223 | // 2.1+ spec (13 bytes)␊ |
224 | SMBByte slotCharacteristics2;␊ |
225 | } __attribute__((packed)) SMBSystemSlot;␊ |
226 | ␊ |
227 | //␊ |
228 | // Physical Memory Array (Type 16)␊ |
229 | //␊ |
230 | ␊ |
231 | typedef struct SMBPhysicalMemoryArray {␊ |
232 | // 2.1+ spec (15 bytes)␊ |
233 | SMB_STRUCT_HEADER // Type 16␊ |
234 | SMBByte physicalLocation; // physical location␊ |
235 | SMBByte arrayUse; // the use for the memory array␊ |
236 | SMBByte errorCorrection; // error correction/detection method␊ |
237 | SMBDWord maximumCapacity; // maximum memory capacity in kilobytes␊ |
238 | SMBWord errorHandle; // handle of a previously detected error␊ |
239 | SMBWord numMemoryDevices; // number of memory slots or sockets␊ |
240 | } __attribute__((packed)) SMBPhysicalMemoryArray;␊ |
241 | ␊ |
242 | // Memory Array - Use␊ |
243 | enum {␊ |
244 | kSMBMemoryArrayUseOther = 0x01,␊ |
245 | kSMBMemoryArrayUseUnknown = 0x02,␊ |
246 | kSMBMemoryArrayUseSystemMemory = 0x03,␊ |
247 | kSMBMemoryArrayUseVideoMemory = 0x04,␊ |
248 | kSMBMemoryArrayUseFlashMemory = 0x05,␊ |
249 | kSMBMemoryArrayUseNonVolatileMemory = 0x06,␊ |
250 | kSMBMemoryArrayUseCacheMemory = 0x07␊ |
251 | };␊ |
252 | ␊ |
253 | // Memory Array - Error Correction Types␊ |
254 | enum {␊ |
255 | kSMBMemoryArrayErrorCorrectionTypeOther = 0x01,␊ |
256 | kSMBMemoryArrayErrorCorrectionTypeUnknown = 0x02,␊ |
257 | kSMBMemoryArrayErrorCorrectionTypeNone = 0x03,␊ |
258 | kSMBMemoryArrayErrorCorrectionTypeParity = 0x04,␊ |
259 | kSMBMemoryArrayErrorCorrectionTypeSingleBitECC = 0x05,␊ |
260 | kSMBMemoryArrayErrorCorrectionTypeMultiBitECC = 0x06,␊ |
261 | kSMBMemoryArrayErrorCorrectionTypeCRC = 0x07␊ |
262 | };␊ |
263 | ␊ |
264 | //␊ |
265 | // Memory Device (Type 17)␊ |
266 | //␊ |
267 | ␊ |
268 | typedef struct SMBMemoryDevice {␊ |
269 | // 2.1+ spec (21 bytes)␊ |
270 | SMB_STRUCT_HEADER // Type 17␊ |
271 | SMBWord arrayHandle; // handle of the parent memory array␊ |
272 | SMBWord errorHandle; // handle of a previously detected error␊ |
273 | SMBWord totalWidth; // total width in bits; including ECC bits␊ |
274 | SMBWord dataWidth; // data width in bits␊ |
275 | SMBWord memorySize; // bit15 is scale, 0 = MB, 1 = KB␊ |
276 | SMBByte formFactor; // memory device form factor␊ |
277 | SMBByte deviceSet; // parent set of identical memory devices␊ |
278 | SMBString deviceLocator; // labeled socket; e.g. "SIMM 3"␊ |
279 | SMBString bankLocator; // labeled bank; e.g. "Bank 0" or "A"␊ |
280 | SMBByte memoryType; // type of memory␊ |
281 | SMBWord memoryTypeDetail; // additional detail on memory type␊ |
282 | // 2.3+ spec (27 bytes)␊ |
283 | SMBWord memorySpeed; // speed of device in MHz (0 for unknown)␊ |
284 | SMBString manufacturer;␊ |
285 | SMBString serialNumber;␊ |
286 | SMBString assetTag;␊ |
287 | SMBString partNumber;␊ |
288 | } __attribute__((packed)) SMBMemoryDevice;␊ |
289 | ␊ |
290 | //␊ |
291 | // Firmware Volume Description (Apple Specific - Type 128)␊ |
292 | //␊ |
293 | ␊ |
294 | enum {␊ |
295 | FW_REGION_RESERVED = 0,␊ |
296 | FW_REGION_RECOVERY = 1,␊ |
297 | FW_REGION_MAIN = 2,␊ |
298 | FW_REGION_NVRAM = 3,␊ |
299 | FW_REGION_CONFIG = 4,␊ |
300 | FW_REGION_DIAGVAULT = 5,␊ |
301 | ␊ |
302 | NUM_FLASHMAP_ENTRIES = 8␊ |
303 | };␊ |
304 | ␊ |
305 | typedef struct FW_REGION_INFO␊ |
306 | {␊ |
307 | SMBDWord StartAddress;␊ |
308 | SMBDWord EndAddress;␊ |
309 | } __attribute__((packed)) FW_REGION_INFO;␊ |
310 | ␊ |
311 | typedef struct SMBFirmwareVolume {␊ |
312 | SMB_STRUCT_HEADER // Type 128␊ |
313 | SMBByte RegionCount;␊ |
314 | SMBByte Reserved[3];␊ |
315 | SMBDWord FirmwareFeatures;␊ |
316 | SMBDWord FirmwareFeaturesMask;␊ |
317 | SMBByte RegionType[ NUM_FLASHMAP_ENTRIES ];␊ |
318 | FW_REGION_INFO FlashMap[ NUM_FLASHMAP_ENTRIES ];␊ |
319 | } __attribute__((packed)) SMBFirmwareVolume;␊ |
320 | ␊ |
321 | //␊ |
322 | // Memory SPD Data (Apple Specific - Type 130)␊ |
323 | //␊ |
324 | ␊ |
325 | typedef struct SMBMemorySPD {␊ |
326 | ␉SMB_STRUCT_HEADER // Type 130␊ |
327 | ␉SMBWord Type17Handle;␊ |
328 | ␉SMBWord Offset;␊ |
329 | ␉SMBWord Size;␊ |
330 | ␉SMBWord Data[];␊ |
331 | } __attribute__((packed)) SMBMemorySPD;␊ |
332 | ␊ |
333 | static const char *␊ |
334 | SMBMemoryDeviceTypes[] =␊ |
335 | {␊ |
336 | "RAM", /* 00h Undefined */␊ |
337 | "RAM", /* 01h Other */␊ |
338 | "RAM", /* 02h Unknown */␊ |
339 | "DRAM", /* 03h DRAM */␊ |
340 | "EDRAM", /* 04h EDRAM */␊ |
341 | "VRAM", /* 05h VRAM */␊ |
342 | "SRAM", /* 06h SRAM */␊ |
343 | "RAM", /* 07h RAM */␊ |
344 | "ROM", /* 08h ROM */␊ |
345 | "FLASH", /* 09h FLASH */␊ |
346 | "EEPROM", /* 0Ah EEPROM */␊ |
347 | "FEPROM", /* 0Bh FEPROM */␊ |
348 | "EPROM", /* 0Ch EPROM */␊ |
349 | "CDRAM", /* 0Dh CDRAM */␊ |
350 | "3DRAM", /* 0Eh 3DRAM */␊ |
351 | "SDRAM", /* 0Fh SDRAM */␊ |
352 | "SGRAM", /* 10h SGRAM */␊ |
353 | "RDRAM", /* 11h RDRAM */␊ |
354 | "DDR SDRAM", /* 12h DDR */␊ |
355 | "DDR2 SDRAM", /* 13h DDR2 */␊ |
356 | "DDR2 FB-DIMM", /* 14h DDR2 FB-DIMM */␊ |
357 | "RAM",␉␉␉/* 15h unused */␊ |
358 | "RAM",␉␉␉/* 16h unused */␊ |
359 | "RAM",␉␉␉/* 17h unused */␊ |
360 | "DDR3",␉␉␉/* 18h DDR3, chosen in [5776134] */␊ |
361 | };␊ |
362 | ␊ |
363 | static const int␊ |
364 | kSMBMemoryDeviceTypeCount = sizeof(SMBMemoryDeviceTypes) /␊ |
365 | sizeof(SMBMemoryDeviceTypes[0]);␊ |
366 | ␊ |
367 | //␊ |
368 | // OEM Processor Type (Apple Specific - Type 131)␊ |
369 | //␊ |
370 | ␊ |
371 | typedef struct SMBOemProcessorType {␊ |
372 | ␉SMB_STRUCT_HEADER␊ |
373 | ␉SMBWord ProcessorType;␊ |
374 | } __attribute__((packed)) SMBOemProcessorType;␊ |
375 | ␊ |
376 | //␊ |
377 | // OEM Processor Bus Speed (Apple Specific - Type 132)␊ |
378 | //␊ |
379 | typedef struct SMBOemProcessorBusSpeed {␊ |
380 | ␉SMB_STRUCT_HEADER␊ |
381 | ␉SMBWord ProcessorBusSpeed; // MT/s unit␊ |
382 | } __attribute__((packed)) SMBOemProcessorBusSpeed;␊ |
383 | ␊ |
384 | extern void readSMBIOSInfo(SMBEntryPoint *eps);␊ |
385 | extern void setupSMBIOSTable(void);␊ |
386 | extern void *getSmbiosPatched();␊ |
387 | extern void decodeSMBIOSTable(SMBEntryPoint *eps);␊ |
388 | extern char *setDefaultSMBData(void);␊ |
389 | ␊ |
390 | #endif /* !__LIBSAIO_MYSMBIOS_H */␊ |
391 | |