Intel Xeon Processor E5- 1600/2400/2600/4600 v3 Product Families Datasheet - Volume 2: Registers

June 2015

Reference Number: 330784-003

2 Intel Xeon Processor E5-1600, E5-2400, E5-2600 and E5-4600 v3 Product FamiliesDatasheet, Volume Two: Registers

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Contents

1 Registers Overview and Configuration Process ........................................................ 151.1 Platform Configuration Structure ......................................................................... 15

1.1.1 Processor IIO Devices (CPUBUSNO (0))..................................................... 151.1.2 Processor Uncore Devices (CPUBUSNO (1))................................................ 17

1.2 Configuration Register Rules ............................................................................... 181.2.1 CSR Access ........................................................................................... 191.2.2 MSR Access ........................................................................................... 221.2.3 Memory-Mapped I/O Registers ................................................................. 22

1.3 Register Terminology ......................................................................................... 221.4 Protected Processor Inventory Number................................................................. 23

2 Integrated Memory Controller (iMC) Configuration Registers .................................. 252.1 Device 19,22 Function 0..................................................................................... 25

2.1.1 pxpcap ................................................................................................. 262.1.2 mcmtr .................................................................................................. 272.1.3 tadwayness_[0:11] ................................................................................ 272.1.4 mc_init_state_g ..................................................................................... 282.1.5 rcomp_timer.......................................................................................... 292.1.6 mh_maincntl ......................................................................................... 302.1.7 mh_sense_500ns_cfg ............................................................................. 302.1.8 mh_dtycyc_min_asrt_cntr_[0:1] .............................................................. 312.1.9 mh_io_500ns_cntr ................................................................................. 322.1.10 mh_chn_astn......................................................................................... 322.1.11 mh_temp_stat ....................................................................................... 332.1.12 mh_ext_stat.......................................................................................... 342.1.13 smb_stat_[0:1]...................................................................................... 342.1.14 smbcmd_[0:1]....................................................................................... 362.1.15 smbcntl_[0:1]........................................................................................ 372.1.16 smb_tsod_poll_rate_cntr_[0:1]................................................................ 382.1.17 smb_period_cfg ..................................................................................... 392.1.18 smb_period_cntr .................................................................................... 392.1.19 smb_tsod_poll_rate ................................................................................ 39

2.2 Device 19,22 Function 1..................................................................................... 402.2.1 pxpcap ................................................................................................. 402.2.2 spareaddresslo....................................................................................... 412.2.3 sparectl ................................................................................................ 422.2.4 ssrstatus............................................................................................... 432.2.5 scrubaddresslo....................................................................................... 432.2.6 scrubaddresshi....................................................................................... 442.2.7 scrubctl................................................................................................. 442.2.8 spareinterval ......................................................................................... 452.2.9 rasenables............................................................................................. 452.2.10 smisparectl............................................................................................ 462.2.11 leaky_bucket_cfg ................................................................................... 462.2.12 leaky_bucket_cntr_lo.............................................................................. 482.2.13 leaky_bucket_cntr_hi.............................................................................. 49

2.3 Device 19,22 Functions 2,3,4,5 ........................................................................... 492.3.1 pxpcap ................................................................................................. 502.3.2 dimmmtr_[0:2]...................................................................................... 502.3.3 pxpenhcap ............................................................................................ 52

2.4 Device 20,21,23 Functions 0, 1 ........................................................................... 522.4.1 pxpcap ................................................................................................. 542.4.2 chn_temp_cfg........................................................................................ 54

Intel Xeon Processor E5-1600, E5-2400, E5-2600 and E5-4600 v3 Product Families 3Datasheet, Volume Two: Registers

2.4.3 chn_temp_stat .......................................................................................542.4.4 dimm_temp_oem_[0:2] ..........................................................................552.4.5 dimm_temp_th_[0:2]..............................................................................552.4.6 dimm_temp_thrt_lmt_[0:2] .....................................................................562.4.7 dimm_temp_ev_ofst_[0:2] ......................................................................572.4.8 dimmtempstat_[0:2]...............................................................................572.4.9 thrt_pwr_dimm_[0:2] .............................................................................58

2.5 Device 20,21,23 Functions 2, 3............................................................................582.5.1 correrrcnt_0...........................................................................................602.5.2 correrrcnt_1...........................................................................................612.5.3 correrrcnt_2...........................................................................................612.5.4 correrrcnt_3...........................................................................................622.5.5 correrrthrshld_0 .....................................................................................622.5.6 correrrthrshld_1 .....................................................................................632.5.7 correrrthrshld_2 .....................................................................................632.5.8 correrrthrshld_3 .....................................................................................632.5.9 correrrorstatus ........................................