Vol 2

10 Intel® Xeon® Processor E7-2800/4800/8800 v2 Product Family
Datasheet Volume Two: Functional Description, February 2014
14.5.1 CHANCNT ............................................................................................334
14.5.2 XFERCAP .............................................................................................335
14.5.3 GENCTRL.............................................................................................335
14.5.4 INTRCTRL............................................................................................335
14.5.5 ATTNSTATUS .......................................................................................336
14.5.6 CBVER ................................................................................................336
14.5.7 INTRDELAY..........................................................................................337
14.5.8 CS_STATUS .........................................................................................337
14.5.9 DMACAPABILITY...................................................................................337
14.5.10DCAOFFSET .........................................................................................339
14.5.11CBPRIO...............................................................................................340
14.5.12CHANCTRL...........................................................................................340
14.5.13DMA_COMP..........................................................................................341
14.5.14CHANCMD ...........................................................................................341
14.5.15DMACOUNT..........................................................................................342
14.5.16CHANSTS_0.........................................................................................342
14.5.17CHANSTS_1.........................................................................................344
14.5.18CHAINADDR_0 .....................................................................................344
14.5.19CHAINADDR_1 .....................................................................................344
14.5.20CHANCMP_0 ........................................................................................345
14.5.21CHANCMP_1 ........................................................................................345
14.5.22CHANERR ............................................................................................345
14.5.23CHANERRMSK ......................................................................................348
14.5.24DCACTRL.............................................................................................348
14.5.25DCA_VER.............................................................................................348
14.5.26DCA_REQID_OFFSET.............................................................................349
14.5.27QPI_CAPABILITY...................................................................................349
14.5.28PCIE_CAPABILITY .................................................................................349
14.5.29QPI_CAP_ENABLE.................................................................................350
14.5.30PCIE_CAP_ENABLE................................................................................350
14.5.31APICID_TAG_MAP.................................................................................350
14.5.32DCA_REQID[0:1]..................................................................................352
14.5.33MSGADDR ...........................................................................................352
14.5.34MSGUPADDR........................................................................................353
14.5.35MSGDATA............................................................................................353
14.5.36VECCTRL .............................................................................................353
14.5.37PENDINGBITS ......................................................................................353
14.6 Device 5 Function 0 .........................................................................................354
14.6.1 VID.....................................................................................................356
14.6.2 DID ....................................................................................................356
14.6.3 PCICMD...............................................................................................356
14.6.4 PCISTS................................................................................................357
14.6.5 RID.....................................................................................................358
14.6.6 CCR....................................................................................................358
14.6.7 CLSR...................................................................................................359
14.6.8 HDR....................................................................................................359
14.6.9 SVID...................................................................................................359
14.6.10SDID ..................................................................................................360
14.6.11CAPPTR...............................................................................................360
14.6.12INTL ...................................................................................................360
14.6.13INTPIN................................................................................................360
14.6.14PXPCAPID............................................................................................361
14.6.15PXPNXTPTR..........................................................................................361
14.6.16PXPCAP...............................................................................................361
14.6.17HDRTYPECTRL......................................................................................361
14.6.18MMCFG_BASE ......................................................................................362