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Root/branches/ErmaC/MainTrunkPatch/i386/libsaio/smbios_decode.c

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␊
26static const char *␊
27SMBMemoryDeviceTypes[] =␊
28{␊
29 "RAM", /* 00h Undefined */␊
30 "RAM", /* 01h Other */␊
31 "RAM", /* 02h Unknown */␊
32 "DRAM", /* 03h DRAM */␊
33 "EDRAM", /* 04h EDRAM */␊
34 "VRAM", /* 05h VRAM */␊
35 "SRAM", /* 06h SRAM */␊
36 "RAM", /* 07h RAM */␊
37 "ROM", /* 08h ROM */␊
38 "FLASH", /* 09h FLASH */␊
39 "EEPROM", /* 0Ah EEPROM */␊
40 "FEPROM", /* 0Bh FEPROM */␊
41 "EPROM", /* 0Ch EPROM */␊
42 "CDRAM", /* 0Dh CDRAM */␊
43 "3DRAM", /* 0Eh 3DRAM */␊
44 "SDRAM", /* 0Fh SDRAM */␊
45 "SGRAM", /* 10h SGRAM */␊
46 "RDRAM", /* 11h RDRAM */␊
47 "DDR SDRAM", /* 12h DDR */␊
48 "DDR2 SDRAM", /* 13h DDR2 */␊
49 "DDR2 FB-DIMM", /* 14h DDR2 FB-DIMM */␊
50 "RAM",␉␉␉/* 15h unused */␊
51 "RAM",␉␉␉/* 16h unused */␊
52 "RAM",␉␉␉/* 17h unused */␊
53 "DDR3",␉␉␉/* 18h DDR3, chosen in [5776134] */␊
54};␊
55␊
56static const int␊
57kSMBMemoryDeviceTypeCount = sizeof(SMBMemoryDeviceTypes) /␊
58 sizeof(SMBMemoryDeviceTypes[0]);␊
59␊
60//-------------------------------------------------------------------------------------------------------------------------␊
61// BIOSInformation␊
62//-------------------------------------------------------------------------------------------------------------------------␊
63void decodeBIOSInformation(SMBBIOSInformation *structHeader)␊
64{␊
65␉DBG("BIOSInformation:\n");␊
66␉DBG("\tvendor: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->vendor));␊
67␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊
68␉DBG("\treleaseDate: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->releaseDate));␊
69␉DBG("\n");␊
70}␊
71␊
72//-------------------------------------------------------------------------------------------------------------------------␊
73// SystemInformation␊
74//-------------------------------------------------------------------------------------------------------------------------␊
75void decodeSystemInformation(SMBSystemInformation *structHeader)␊
76{␊
77␉DBG("SystemInformation:\n");␊
78␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊
79␉DBG("\tproductName: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->productName));␊
80␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊
81␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊
82␊
83␉if (minorVersion < 1 || structHeader->header.length < 25)␊
84␉␉return;␊
85␉uint8_t *uuid = structHeader->uuid;␊
86␉DBG("\tuuid: %02X%02X%02X%02X-%02X%02X-%02X%02X-%02x%02X-%02X%02X%02X%02X%02X%02X\n",␊
87␉␉uuid[0], uuid[1], uuid[2], uuid[3], ␊
88␉␉uuid[4], uuid[5], ␊
89␉␉uuid[6], uuid[7], ␊
90␉␉uuid[8], uuid[9], ␊
91␉␉uuid[10], uuid[11], uuid[12], uuid[13], uuid[14], uuid[15]);␊
92␉DBG("\twakeupReason: 0x%x\n", structHeader->wakeupReason);␊
93␊
94␉if (minorVersion < 4 || structHeader->header.length < 27)␊
95␉␉return;␊
96␉DBG("\tskuNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->skuNumber));␊
97␉DBG("\tfamily: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->family));␊
98␉DBG("\n");␊
99}␊
100␊
101//-------------------------------------------------------------------------------------------------------------------------␊
102// BaseBoard␊
103//-------------------------------------------------------------------------------------------------------------------------␊
104void decodeBaseBoard(SMBBaseBoard *structHeader)␊
105{␊
106␉DBG("BaseBoard:\n");␊
107␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊
108␉DBG("\tproduct: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->product));␊
109␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊
110␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊
111␉DBG("\tassetTagNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTagNumber));␊
112␉DBG("\tlocationInChassis: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->locationInChassis));␊
113␉DBG("\tboardType: 0x%X\n", structHeader->boardType);␊
114␉DBG("\n");␊
115}␊
116␊
117//-------------------------------------------------------------------------------------------------------------------------␊
118// SystemEnclosure␊
119//-------------------------------------------------------------------------------------------------------------------------␊
120void decodeSystemEnclosure(SMBSystemEnclosure *structHeader)␊
121{␊
122␉DBG("SystemEnclosure:\n");␊
123␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊
124␉DBG("\ttype: %d\n", structHeader->type);␊
125␉DBG("\tversion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->version));␊
126␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊
127␉DBG("\tassetTagNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTagNumber));␊
128␉DBG("\n");␊
129}␊
130␊
131//-------------------------------------------------------------------------------------------------------------------------␊
132// ProcessorInformation␊
133//-------------------------------------------------------------------------------------------------------------------------␊
134void decodeProcessorInformation(SMBProcessorInformation *structHeader)␊
135{␊
136␉DBG("ProcessorInformation:\n");␊
137␉DBG("\tsocketDesignation: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->socketDesignation));␊
138␉DBG("\tprocessorType: %d\n", structHeader->processorType);␊
139␉DBG("\tprocessorFamily: 0x%X\n", structHeader->processorFamily);␊
140␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊
141␉DBG("\tprocessorID: 0x%llX\n", structHeader->processorID);␊
142␉DBG("\tprocessorVersion: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->processorVersion));␊
143␉DBG("\texternalClock: %dMHz\n", structHeader->externalClock);␊
144␉DBG("\tmaximumClock: %dMHz\n", structHeader->maximumClock);␊
145␉DBG("\tcurrentClock: %dMHz\n", structHeader->currentClock);␊
146␊
147␉if (minorVersion < 3 || structHeader->header.length < 35)␊
148␉␉return;␊
149␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊
150␉DBG("\tassetTag: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTag));␊
151␉DBG("\tpartNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->partNumber));␊
152␉DBG("\n");␊
153}␊
154␊
155//-------------------------------------------------------------------------------------------------------------------------␊
156// MemoryDevice␊
157//-------------------------------------------------------------------------------------------------------------------------␊
158void decodeMemoryDevice(SMBMemoryDevice *structHeader)␊
159{␊
160␉DBG("MemoryDevice:\n");␊
161␉DBG("\tdeviceLocator: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->deviceLocator));␊
162␉DBG("\tbankLocator: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->bankLocator));␊
163␉DBG("\tmemoryType: %s\n", SMBMemoryDeviceTypes[structHeader->memoryType]);␊
164␊
165␉if (minorVersion < 3 || structHeader->header.length < 27)␊
166␉␉return;␊
167␉DBG("\tmemorySpeed: %dMHz\n", structHeader->memorySpeed);␊
168␉DBG("\terrorHandle: %x\n", structHeader->errorHandle);␊
169␉DBG("\tmanufacturer: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->manufacturer));␊
170␉DBG("\tserialNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->serialNumber));␊
171␉DBG("\tassetTag: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->assetTag));␊
172␉DBG("\tpartNumber: %s\n", getSMBStringForField((SMBStructHeader *)structHeader, structHeader->partNumber));␊
173␉DBG("\n");␊
174}␊
175␊
176//-------------------------------------------------------------------------------------------------------------------------␊
177// Apple Specific␊
178//-------------------------------------------------------------------------------------------------------------------------␊
179void decodeOemProcessorType(SMBOemProcessorType *structHeader)␊
180{␊
181␉DBG("AppleProcessorType:\n");␊
182␉DBG("\tProcessorType: 0x%x\n", ((SMBOemProcessorType *)structHeader)->ProcessorType);␊
183␉DBG("\n");␊
184}␊
185␊
186void decodeOemProcessorBusSpeed(SMBOemProcessorBusSpeed *structHeader)␊
187{␊
188␉DBG("AppleProcessorBusSpeed:\n");␊
189␉DBG("\tProcessorBusSpeed (QPI): %d.%dGT/s\n", ␊
190␉␉␉((SMBOemProcessorBusSpeed *)structHeader)->ProcessorBusSpeed / 1000, ␊
191␉␉␉(((SMBOemProcessorBusSpeed *)structHeader)->ProcessorBusSpeed / 100) % 10);␊
192␉DBG("\n");␊
193}␊
194//-------------------------------------------------------------------------------------------------------------------------␊
195␊
196␊
197void decodeSMBIOSTable(SMBEntryPoint *eps)␊
198{␊
199␉uint8_t *ptr = (uint8_t *)eps->dmi.tableAddress;␊
200␉SMBStructHeader *structHeader = (SMBStructHeader *)ptr;␊
201␊
202␉minorVersion = eps->minorVersion;␊
203␊
204␉DBG("\n");␊
205␉for (;((eps->dmi.tableAddress + eps->dmi.tableLength) > ((uint32_t)(uint8_t *)structHeader + sizeof(SMBStructHeader)));)␊
206␉{␊
207␉␉DBG("Type: %d, Length: %d, Handle: 0x%x\n", ␊
208␉␉␉␉structHeader->type, structHeader->length, structHeader->handle);␊
209␊
210␉␉switch (structHeader->type)␊
211␉␉{␊
212␉␉␉case kSMBTypeBIOSInformation:␊
213␉␉␉␉decodeBIOSInformation((SMBBIOSInformation *)structHeader);␊
214␉␉␉␉break;␊
215␊
216␉␉␉case kSMBTypeSystemInformation:␊
217␉␉␉␉decodeSystemInformation((SMBSystemInformation *)structHeader);␊
218␉␉␉␉break;␊
219␊
220␉␉␉case kSMBTypeBaseBoard:␊
221␉␉␉␉decodeBaseBoard((SMBBaseBoard *)structHeader);␊
222␉␉␉␉break;␊
223␊
224␉␉␉case kSMBTypeSystemEnclosure:␊
225␉␉␉␉decodeSystemEnclosure((SMBSystemEnclosure *)structHeader);␊
226␉␉␉␉break;␊
227␊
228␉␉␉case kSMBTypeProcessorInformation:␊
229␉␉␉␉decodeProcessorInformation((SMBProcessorInformation *)structHeader);␊
230␉␉␉␉break;␊
231␊
232␉␉␉case kSMBTypeMemoryDevice:␊
233␉␉␉␉decodeMemoryDevice((SMBMemoryDevice *)structHeader);␊
234␉␉␉␉break;␊
235␊
236␉␉␉/* Skip all Apple Specific Structures */␊
237␉␉␉case kSMBTypeFirmwareVolume:␊
238␉␉␉case kSMBTypeMemorySPD:␊
239␉␉␉␉break;␊
240␊
241␉␉␉case kSMBTypeOemProcessorType:␊
242␉␉␉␉decodeOemProcessorType((SMBOemProcessorType *)structHeader);␊
243␉␉␉␉break;␊
244␊
245␉␉␉case kSMBTypeOemProcessorBusSpeed:␊
246␉␉␉␉decodeOemProcessorBusSpeed((SMBOemProcessorBusSpeed *)structHeader);␊
247␉␉␉␉break;␊
248␊
249␉␉␉case kSMBTypeEndOfTable:␊
250␉␉␉␉/* Skip, to be added at the end */␊
251␉␉␉␉break;␊
252␊
253␉␉␉default:␊
254␉␉␉␉break;␊
255␉␉}␊
256␊
257␉␉ptr = (uint8_t *)((uint32_t)structHeader + structHeader->length);␊
258␉␉for (; ((uint16_t *)ptr)[0] != 0; ptr++);␊
259␊
260␉␉if (((uint16_t *)ptr)[0] == 0)␊
261␉␉{␊
262␉␉␉ptr += 2;␊
263␉␉}␊
264␊
265␉␉structHeader = (SMBStructHeader *)ptr;␊
266␉}␊
267␉DBG("\n");␊
268}␊
269␊
270

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