1 | /*␊ |
2 | * A very simple SMBIOS Table decoder, part of the Chameleon Boot Loader Project␊ |
3 | *␊ |
4 | * Copyright 2010 by Islam M. Ahmed Zaid. All rights reserved.␊ |
5 | *␊ |
6 | */␊ |
7 | ␊ |
8 | #include "libsaio.h"␊ |
9 | #include "smbios.h"␊ |
10 | ␊ |
11 | #ifndef DEBUG_SMBIOS␊ |
12 | #define DEBUG_SMBIOS 0␊ |
13 | #endif␊ |
14 | ␊ |
15 | #if DEBUG_SMBIOS␊ |
16 | #define DBG(x...)␉printf(x)␊ |
17 | #else␊ |
18 | #define DBG(x...)␉//msglog(x)␊ |
19 | #endif␊ |
20 | ␊ |
21 | ␊ |
22 | static SMBWord minorVersion;␊ |
23 | ␊ |
24 | extern char *getSMBStringForField(SMBStructHeader *structHeader, uint8_t field);␊ |
25 | ␊ |
26 | //-------------------------------------------------------------------------------------------------------------------------␊ |
27 | // BIOSInformation␊ |
28 | //-------------------------------------------------------------------------------------------------------------------------␊ |
29 | void decodeBIOSInformation(SMBBIOSInformation *structHeader)␊ |
30 | {␊ |
31 | ␉DBG("BIOSInformation:\n");␊ |
32 | ␉DBG("\tvendor: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->vendor));␊ |
33 | ␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊ |
34 | ␉DBG("\treleaseDate: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->releaseDate));␊ |
35 | ␉DBG("\n");␊ |
36 | }␊ |
37 | ␊ |
38 | //-------------------------------------------------------------------------------------------------------------------------␊ |
39 | // SystemInformation␊ |
40 | //-------------------------------------------------------------------------------------------------------------------------␊ |
41 | void decodeSystemInformation(SMBSystemInformation *structHeader)␊ |
42 | {␊ |
43 | ␉DBG("SystemInformation:\n");␊ |
44 | ␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊ |
45 | ␉DBG("\tproductName: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->productName));␊ |
46 | ␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊ |
47 | ␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊ |
48 | ␊ |
49 | ␉if (minorVersion < 1 || structHeader->header.length < 25)␊ |
50 | ␉␉return;␊ |
51 | //Azi: if debug?␊ |
52 | //␉uint8_t *uuid = structHeader->uuid;␊ |
53 | ␉DBG("\tuuid: %02X%02X%02X%02X-%02X%02X-%02X%02X-%02x%02X-%02X%02X%02X%02X%02X%02X\n",␊ |
54 | ␉␉uuid[0], uuid[1], uuid[2], uuid[3], ␊ |
55 | ␉␉uuid[4], uuid[5], ␊ |
56 | ␉␉uuid[6], uuid[7], ␊ |
57 | ␉␉uuid[8], uuid[9], ␊ |
58 | ␉␉uuid[10], uuid[11], uuid[12], uuid[13], uuid[14], uuid[15]);␊ |
59 | ␉DBG("\twakeupReason: 0x%x\n", structHeader->wakeupReason);␊ |
60 | ␊ |
61 | ␉if (minorVersion < 4 || structHeader->header.length < 27)␊ |
62 | ␉␉return;␊ |
63 | ␉DBG("\tskuNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->skuNumber));␊ |
64 | ␉DBG("\tfamily: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->family));␊ |
65 | ␉DBG("\n");␊ |
66 | }␊ |
67 | ␊ |
68 | //-------------------------------------------------------------------------------------------------------------------------␊ |
69 | // BaseBoard␊ |
70 | //-------------------------------------------------------------------------------------------------------------------------␊ |
71 | void decodeBaseBoard(SMBBaseBoard *structHeader)␊ |
72 | {␊ |
73 | ␉DBG("BaseBoard:\n");␊ |
74 | ␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊ |
75 | ␉DBG("\tproduct: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->product));␊ |
76 | ␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊ |
77 | ␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊ |
78 | ␉DBG("\tassetTagNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTagNumber));␊ |
79 | ␉DBG("\tlocationInChassis: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->locationInChassis));␊ |
80 | ␉DBG("\tboardType: 0x%X\n", structHeader->boardType);␊ |
81 | ␉DBG("\n");␊ |
82 | }␊ |
83 | ␊ |
84 | //-------------------------------------------------------------------------------------------------------------------------␊ |
85 | // SystemEnclosure␊ |
86 | //-------------------------------------------------------------------------------------------------------------------------␊ |
87 | void decodeSystemEnclosure(SMBSystemEnclosure *structHeader)␊ |
88 | {␊ |
89 | ␉DBG("SystemEnclosure:\n");␊ |
90 | ␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊ |
91 | ␉DBG("\ttype: %d\n", structHeader->type);␊ |
92 | ␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊ |
93 | ␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊ |
94 | ␉DBG("\tassetTagNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTagNumber));␊ |
95 | ␉DBG("\n");␊ |
96 | }␊ |
97 | ␊ |
98 | //-------------------------------------------------------------------------------------------------------------------------␊ |
99 | // ProcessorInformation␊ |
100 | //-------------------------------------------------------------------------------------------------------------------------␊ |
101 | void decodeProcessorInformation(SMBProcessorInformation *structHeader)␊ |
102 | {␊ |
103 | ␉DBG("ProcessorInformation:\n");␊ |
104 | ␉DBG("\tsocketDesignation: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->socketDesignation));␊ |
105 | ␉DBG("\tprocessorType: %d\n", structHeader->processorType);␊ |
106 | ␉DBG("\tprocessorFamily: 0x%X\n", structHeader->processorFamily);␊ |
107 | ␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊ |
108 | ␉DBG("\tprocessorID: 0x%llX\n", structHeader->processorID);␊ |
109 | ␉DBG("\tprocessorVersion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->processorVersion));␊ |
110 | ␉DBG("\texternalClock: %dMHz\n", structHeader->externalClock);␊ |
111 | ␉DBG("\tmaximumClock: %dMHz\n", structHeader->maximumClock);␊ |
112 | ␉DBG("\tcurrentClock: %dMHz\n", structHeader->currentClock);␊ |
113 | ␊ |
114 | ␉if (minorVersion < 3 || structHeader->header.length < 35)␊ |
115 | ␉␉return;␊ |
116 | ␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊ |
117 | ␉DBG("\tassetTag: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTag));␊ |
118 | ␉DBG("\tpartNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->partNumber));␊ |
119 | ␉DBG("\n");␊ |
120 | }␊ |
121 | ␊ |
122 | //-------------------------------------------------------------------------------------------------------------------------␊ |
123 | // MemoryDevice␊ |
124 | //-------------------------------------------------------------------------------------------------------------------------␊ |
125 | void decodeMemoryDevice(SMBMemoryDevice *structHeader)␊ |
126 | {␊ |
127 | ␉DBG("MemoryDevice:\n");␊ |
128 | ␉DBG("\tdeviceLocator: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->deviceLocator));␊ |
129 | ␉DBG("\tbankLocator: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->bankLocator));␊ |
130 | ␉DBG("\tmemoryType: %s\n", SMBMemoryDeviceTypes[structHeader->memoryType]);␊ |
131 | ␊ |
132 | ␉if (minorVersion < 3 || structHeader->header.length < 27)␊ |
133 | ␉␉return;␊ |
134 | ␉DBG("\tmemorySpeed: %dMHz\n", structHeader->memorySpeed);␊ |
135 | ␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊ |
136 | ␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊ |
137 | ␉DBG("\tassetTag: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTag));␊ |
138 | ␉DBG("\tpartNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->partNumber));␊ |
139 | ␉DBG("\n");␊ |
140 | }␊ |
141 | ␊ |
142 | //-------------------------------------------------------------------------------------------------------------------------␊ |
143 | // Apple Specific␊ |
144 | //-------------------------------------------------------------------------------------------------------------------------␊ |
145 | void decodeOemProcessorType(SMBOemProcessorType *structHeader)␊ |
146 | {␊ |
147 | ␉DBG("AppleProcessorType:\n");␊ |
148 | ␉DBG("\tProcessorType: 0x%x\n", ((SMBOemProcessorType *)structHeader)->ProcessorType);␊ |
149 | ␉DBG("\n");␊ |
150 | }␊ |
151 | ␊ |
152 | void decodeOemProcessorBusSpeed(SMBOemProcessorBusSpeed *structHeader)␊ |
153 | {␊ |
154 | ␉DBG("AppleProcessorBusSpeed:\n");␊ |
155 | ␉DBG("\tProcessorBusSpeed (QPI): %d.%dGT/s\n", ␊ |
156 | ␉␉␉((SMBOemProcessorBusSpeed *)structHeader)->ProcessorBusSpeed / 1000, ␊ |
157 | ␉␉␉(((SMBOemProcessorBusSpeed *)structHeader)->ProcessorBusSpeed / 100) % 10);␊ |
158 | ␉DBG("\n");␊ |
159 | }␊ |
160 | //-------------------------------------------------------------------------------------------------------------------------␊ |
161 | ␊ |
162 | ␊ |
163 | void decodeSMBIOSTable(SMBEntryPoint *eps)␊ |
164 | {␊ |
165 | ␉uint8_t *ptr = (uint8_t *)eps->dmi.tableAddress;␊ |
166 | ␉SMBStructHeader *structHeader = (SMBStructHeader *)ptr;␊ |
167 | ␊ |
168 | ␉minorVersion = eps->minorVersion;␊ |
169 | ␊ |
170 | ␉DBG("\n");␊ |
171 | ␉for (;((eps->dmi.tableAddress + eps->dmi.tableLength) > ((uint32_t)(uint8_t *)structHeader + sizeof(SMBStructHeader)));)␊ |
172 | ␉{␊ |
173 | ␉␉DBG("Type: %d, Length: %d, Handle: 0x%x\n", ␊ |
174 | ␉␉␉␉structHeader->type, structHeader->length, structHeader->handle);␊ |
175 | ␊ |
176 | ␉␉switch (structHeader->type)␊ |
177 | ␉␉{␊ |
178 | ␉␉␉case kSMBTypeBIOSInformation:␊ |
179 | ␉␉␉␉decodeBIOSInformation((SMBBIOSInformation *)structHeader);␊ |
180 | ␉␉␉␉break;␊ |
181 | ␊ |
182 | ␉␉␉case kSMBTypeSystemInformation:␊ |
183 | ␉␉␉␉decodeSystemInformation((SMBSystemInformation *)structHeader);␊ |
184 | ␉␉␉␉break;␊ |
185 | ␊ |
186 | ␉␉␉case kSMBTypeBaseBoard:␊ |
187 | ␉␉␉␉decodeBaseBoard((SMBBaseBoard *)structHeader);␊ |
188 | ␉␉␉␉break;␊ |
189 | ␊ |
190 | ␉␉␉case kSMBTypeSystemEnclosure:␊ |
191 | ␉␉␉␉decodeSystemEnclosure((SMBSystemEnclosure *)structHeader);␊ |
192 | ␉␉␉␉break;␊ |
193 | ␊ |
194 | ␉␉␉case kSMBTypeProcessorInformation:␊ |
195 | ␉␉␉␉decodeProcessorInformation((SMBProcessorInformation *)structHeader);␊ |
196 | ␉␉␉␉break;␊ |
197 | ␊ |
198 | ␉␉␉case kSMBTypeMemoryDevice:␊ |
199 | ␉␉␉␉decodeMemoryDevice((SMBMemoryDevice *)structHeader);␊ |
200 | ␉␉␉␉break;␊ |
201 | ␊ |
202 | ␉␉␉/* Skip all Apple Specific Structures */␊ |
203 | ␉␉␉case kSMBTypeFirmwareVolume:␊ |
204 | ␉␉␉case kSMBTypeMemorySPD:␊ |
205 | ␉␉␉␉break;␊ |
206 | ␊ |
207 | ␉␉␉case kSMBTypeOemProcessorType:␊ |
208 | ␉␉␉␉decodeOemProcessorType((SMBOemProcessorType *)structHeader);␊ |
209 | ␉␉␉␉break;␊ |
210 | ␊ |
211 | ␉␉␉case kSMBTypeOemProcessorBusSpeed:␊ |
212 | ␉␉␉␉decodeOemProcessorBusSpeed((SMBOemProcessorBusSpeed *)structHeader);␊ |
213 | ␉␉␉␉break;␊ |
214 | ␊ |
215 | ␉␉␉case kSMBTypeEndOfTable:␊ |
216 | ␉␉␉␉/* Skip, to be added at the end */␊ |
217 | ␉␉␉␉break;␊ |
218 | ␊ |
219 | ␉␉␉default:␊ |
220 | ␉␉␉␉break;␊ |
221 | ␉␉}␊ |
222 | ␊ |
223 | ␉␉ptr = (uint8_t *)((uint32_t)structHeader + structHeader->length);␊ |
224 | ␉␉for (; ((uint16_t *)ptr)[0] != 0; ptr++);␊ |
225 | ␊ |
226 | ␉␉if (((uint16_t *)ptr)[0] == 0)␊ |
227 | ␉␉␉ptr += 2;␊ |
228 | ␊ |
229 | ␉␉structHeader = (SMBStructHeader *)ptr;␊ |
230 | ␉}␊ |
231 | ␉DBG("\n");␊ |
232 | }␊ |
233 | ␊ |
234 | |