PCI Express Base Specification v1.0 - 2002.pdf

More documents

Recommendations

Info

REVISION REVISION HISTORY DATE1.0 Initial release. 4/29/02PCI-SIG disclaims all warranties and liability for the use of this document and theinformation contained herein and assumes no responsibility for any errors that may appearin this document, nor does PCI-SIG make a commitment to update the informationcontained herein.Contact the PCI-SIG office to obtain the latest revision of the specification.Questions regarding the PCI Express Base Specification or membership in PCI-SIG may beforwarded to:Membership Serviceswww.pcisig.comE-mail: administration@pcisig.comPhone: 1-800-433-5177 (Domestic Only)503-291-2569Fax: 503-297-1090Technical Supporttechsupp@pcisig.comDISCLAIMERThis draft Specification is being provided to you for review purposes pursuant toArticle 15.2 of the Bylaws of PCI-SIG. This draft Specification is subject toamendment until it is officially adopted by the Board of Directors of PCI-SIG. TheBoard of Directors may, at its discretion, initiate additional review periods, in whichcase you will be notified of the same. Pursuant to Article 14 of the Bylaws, this draftSpecification is to be considered PCI-SIG Confidential until adopted by the Board ofDirectors.All product names are trademarks, registered trademarks, or servicemarks of their respectiveowners.Copyright © 2002 PCI-SIG
PCI EXPRESS BASE SPECIFICATION, REV 1.0ContentsPREFACE........................................................................................................................ 17OBJECTIVE OF THE SPECIFICATION................................................................................. 18DOCUMENT ORGANIZATION........................................................................................... 18DOCUMENTATION CONVENTIONS................................................................................... 19TERMS AND ABBREVIATIONS ......................................................................................... 20REFERENCE DOCUMENTS ............................................................................................... 251. INTRODUCTION................................................................................................... 271.1. A THIRD GENERATION I/O INTERCONNECT ....................................................... 271.2. PCI EXPRESS LINK............................................................................................. 291.3. PCI EXPRESS FABRIC TOPOLOGY ...................................................................... 301.3.1. Root Complex ............................................................................................ 311.3.2. Endpoints................................................................................................... 321.3.3. Switch ........................................................................................................ 331.3.4. PCI Express-PCI Bridge ........................................................................... 341.4. PCI EXPRESS FABRIC TOPOLOGY CONFIGURATION ........................................... 341.5. PCI EXPRESS LAYERING OVERVIEW.................................................................. 351.5.1. Transaction Layer ..................................................................................... 361.5.2. Data Link Layer ........................................................................................ 361.5.3. Physical Layer........................................................................................... 371.5.4. Layer Functions and Services ................................................................... 371.6. ADVANCED PEER-TO-PEER COMMUNICATION OVERVIEW ................................. 412. TRANSACTION LAYER SPECIFICATION ..................................................... 432.1. TRANSACTION LAYER OVERVIEW...................................................................... 432.2. ADDRESS SPACES, TRANSACTION TYPES, AND USAGE ...................................... 442.2.1. Memory Transactions................................................................................ 442.2.2. I/O Transactions........................................................................................ 452.2.3. Configuration Transactions ...................................................................... 452.2.4. Message Transactions............................................................................... 452.3. PACKET FORMAT OVERVIEW ............................................................................. 472.4. TRANSACTION DESCRIPTOR ............................................................................... 482.4.1. Overview.................................................................................................... 482.4.2. Transaction Descriptor –Transaction ID Field ........................................ 482.4.3. Transaction Descriptor – Attributes Field................................................ 502.4.4. Transaction Descriptor – Traffic Class Field........................................... 512.5. TRANSACTION ORDERING .................................................................................. 522.6. VIRTUAL CHANNEL (VC) MECHANISM.............................................................. 562.6.1. Virtual Channel Identification (VC ID) .................................................... 582.6.2. VC Support Options .................................................................................. 582.6.3. TC to VC Mapping .................................................................................... 593
Page 1: PCI ExpressBase SpecificationRevisi
Page 5 and 6: PCI EXPRESS BASE SPECIFICATION, REV
Page 53 and 54:
PCI EXPRESS BASE SPECIFICATION, REV
Page 55 and 56:
Page 57 and 58:
Page 59 and 60:
Page 61 and 62:
Page 63 and 64:
Page 65 and 66:
Page 67 and 68:
Page 69 and 70:
Page 71 and 72:
Page 73 and 74:
Page 75 and 76:
Page 77 and 78:
Page 79 and 80:
Page 81 and 82:
Page 83 and 84:
Page 85 and 86:
Page 87 and 88:
Page 89 and 90:
Page 91 and 92:
Page 93 and 94:
Page 95 and 96:
Page 97 and 98:
Page 99 and 100:
Page 101 and 102:
Page 103 and 104:
Page 105 and 106:
Page 107 and 108:
Page 109 and 110:
Page 111 and 112:
Page 113 and 114:
Page 115 and 116:
Page 117 and 118:
Page 119 and 120:
Page 121 and 122:
Page 123 and 124:
Page 125 and 126:
Page 127 and 128:
Page 129 and 130:
Page 131 and 132:
Page 133 and 134:
Page 135 and 136:
Page 137 and 138:
Page 139 and 140:
Page 141 and 142:
Page 143 and 144:
Page 145 and 146:
Page 147 and 148:
Page 149 and 150:
Page 151 and 152:
Page 153 and 154:
Page 155 and 156:
Page 157 and 158:
Page 159 and 160:
Page 161 and 162:
Page 163 and 164:
Page 165 and 166:
Page 167 and 168:
Page 169 and 170:
Page 171 and 172:
Page 173 and 174:
Page 175 and 176:
Page 177 and 178:
Page 179 and 180:
Page 181 and 182:
Page 183 and 184:
Page 185 and 186:
Page 187 and 188:
Page 189 and 190:
Page 191 and 192:
Page 193 and 194:
Page 195 and 196:
Page 197 and 198:
Page 199 and 200:
Page 201 and 202:
Page 203 and 204:
Page 205 and 206:
Page 207 and 208:
Page 209 and 210:
Page 211 and 212:
Page 213 and 214:
Page 215 and 216:
Page 217 and 218:
Page 219 and 220:
Page 221 and 222:
Page 223 and 224:
Page 225 and 226:
Page 227 and 228:
Page 229 and 230:
Page 231 and 232:
Page 233 and 234:
Page 235 and 236:
Page 237 and 238:
Page 239 and 240:
Page 241 and 242:
Page 243 and 244:
Page 245 and 246:
Page 247 and 248:
Page 249 and 250:
Page 251 and 252:
Page 253 and 254:
Page 255 and 256:
Page 257 and 258:
Page 259 and 260:
Page 261 and 262:
Page 263 and 264:
Page 265 and 266:
Page 267 and 268:
Page 269 and 270:
Page 271 and 272:
Page 273 and 274:
Page 275 and 276:
Page 277 and 278:
Page 279 and 280:
Page 281 and 282:
Page 283 and 284:
Page 285 and 286:
Page 287 and 288:
Page 289 and 290:
Page 291 and 292:
Page 293 and 294:
Page 295 and 296:
Page 297 and 298:
Page 299 and 300:
Page 301 and 302:
Page 303 and 304:
Page 305 and 306:
Page 307 and 308:
Page 309 and 310:
Page 311 and 312:
Page 313 and 314:
Page 315 and 316:
Page 317 and 318:
Page 319 and 320:
Page 321 and 322:
Page 323 and 324:
Page 326 and 327:
Page 328 and 329:
Page 330 and 331:
Page 332 and 333:
Page 334 and 335:
Page 336 and 337:
Page 338 and 339:
Page 340 and 341:
Page 342 and 343:
Page 344 and 345:
Page 346 and 347:
Page 348 and 349:
Page 350 and 351:
Page 352 and 353:
Page 354 and 355:
Page 356 and 357:
Page 358 and 359:
Page 360 and 361:
Page 362 and 363:
Page 364 and 365:
Page 366 and 367:
Page 368 and 369:
Page 370 and 371:
Page 372 and 373:
Page 374 and 375:
Page 376 and 377:
Page 378 and 379:
Page 380 and 381:
Page 382 and 383:
Page 384 and 385:
Page 386 and 387:
Page 388 and 389:
Page 390 and 391:
Page 392 and 393:
Page 394 and 395:
Page 396 and 397:
Page 398 and 399:
Page 400 and 401:
Page 402 and 403:
Page 404 and 405:
Page 406 and 407:
Page 408 and 409:
408PCI EXPRESS BASE SPECIFICATION,
Page 410 and 411:
Page 412 and 413:
Page 414 and 415:
Page 416:
416PCI EXPRESS BASE SPECIFICATION,
show all

PCI Express Base Specification v1.0 - 2002.pdf

Create successful ePaper yourself

Delete template?

Save as template?