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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␊
22static SMBWord minorVersion;␊
23␊
24extern char *getSMBStringForField(SMBStructHeader *structHeader, uint8_t field);␊
25␊
26//-------------------------------------------------------------------------------------------------------------------------␊
27// BIOSInformation␊
28//-------------------------------------------------------------------------------------------------------------------------␊
29void 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//-------------------------------------------------------------------------------------------------------------------------␊
41void 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//-------------------------------------------------------------------------------------------------------------------------␊
71void 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//-------------------------------------------------------------------------------------------------------------------------␊
87void 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//-------------------------------------------------------------------------------------------------------------------------␊
101void 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//-------------------------------------------------------------------------------------------------------------------------␊
125void 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//-------------------------------------------------------------------------------------------------------------------------␊
145void decodeOemProcessorType(SMBOemProcessorType *structHeader)␊
146{␊
147␉DBG("AppleProcessorType:\n");␊
148␉DBG("\tProcessorType: 0x%x\n", ((SMBOemProcessorType *)structHeader)->ProcessorType);␊
149␉DBG("\n");␊
150}␊
151␊
152void 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␊
163void 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

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