Gateway Intel Xeon L5520 User Manuals

Table of Contents

• 1 Introduction

  15
  • 1.1 Terminology

    15
    • 1.1.1 Processor Terminology

      15
  • 1.2 References

    17
• 2 Register Description

  19
  • 2.1 Register Terminology

    19
  • 2.2 Platform Configuration Structure

    20
  • 2.3 Device Mapping

    21
  • 2.4 Detailed Configuration Space Maps

    23
  • 2.5 PCI Standard Registers

    45
    • 2.5.1 VID - Vendor Identification Register

      45
    • 2.5.2 DID - Device Identification Register

      45
    • 2.5.3 RID - Revision Identification Register

      46
    • 2.5.4 CCR - Class Code Register

      46
    • 2.5.5 HDR - Header Type Register

      47
    • 2.5.6 SID/SVID - Subsystem Identity/Subsystem Vendor Identification Register

      47
    • 2.5.7 PCICMD - Command Register

      48
    • 2.5.8 PCISTS - PCI Status Register

      49
  • 2.6 Generic Non-core Registers

    50
    • 2.6.1 MAXREQUEST_LC

      50
    • 2.6.2 MAXREQUEST_LS

      51
    • 2.6.3 MAXREQUEST_LL

      51
    • 2.6.4 MAX_RTIDS

      51
    • 2.6.5 DESIRED_CORES

      52
    • 2.6.6 MEMLOCK_STATUS

      52
    • 2.6.7 MC_CFG_CONTROL

      53
    • 2.6.8 POWER_CNTRL_ERR_STATUS

      53
    • 2.6.9 CURRENT_UCLK_RATIO

      54
    • 2.6.10 MIRROR_PORT_CTL

      55
    • 2.6.11 MIP_PH_CTR_L0 MIP_PH_CTR_L1

      55
    • 2.6.12 MIP_PH_PRT_L0 MIP_PH_PRT_L1

      56
  • 2.7 SAD - System Address Decoder Registers

    56
    • 2.7.1 SAD_PAM0123

      56
    • 2.7.2 SAD_PAM456

      58
    • 2.7.3 SAD_HEN

      59
    • 2.7.4 SAD_SMRAM

      59
    • 2.7.5 SAD_PCIEXBAR

      60
    • 2.7.6 SAD_DRAM_RULE_0 SAD_DRAM_RULE_1 SAD_DRAM_RULE_2 SAD_DRAM_RULE_3 SAD_DRAM_RULE_4 SAD_DRAM_RULE_5 SAD_DRAM_RULE_6 SAD_DRAM_RULE_7

      60
    • 2.7.7 SAD_INTERLEAVE_LIST_0 SAD_INTERLEAVE_LIST_1 SAD_INTERLEAVE_LIST_2 SAD_INTERLEAVE_LIST_3 SAD_INTERLEAVE_LIST_4 SAD_INTERLEAVE_LIST_5 SAD_INTERLEAVE_LIST_6 SAD_INTERLEAVE_LIST_7

      61
  • 2.8 Intel QPI Link Registers

    61
    • 2.8.1 QPI_QPILCP_L0 QPI_QPILCP_L1

      61
    • 2.8.2 QPI_QPILCL_L0 QPI_QPILCL_L1

      62
    • 2.8.3 QPI_QPILS_L0 QPI_QPILS_L1

      63
    • 2.8.4 QPI_DEF_RMT_VN_CREDITS_L0 QPI_DEF_RMT_VN_CREDITS_L1

      63
    • 2.8.5 QPI_RMT_QPILP0_STAT_L0 QPI_RMT_QPILP0_STAT_L1

      63
    • 2.8.6 QPI_RMT_QPILP1_STAT_L0 QPI_RMT_QPILP1_STAT_L1

      64
    • 2.8.7 QPI_RMT_QPILP2_STAT_L0 QPI_RMT_QPILP2_STAT_L1

      64
    • 2.8.8 QPI_RMT_QPILP3_STAT_L0 QPI_RMT_QPILP3_STAT_L1

      65
  • 2.9 Intel QPI Physical Layer Registers

    66
    • 2.9.1 QPI_0_PH_CPR QPI_1_PH_CPR

      66
    • 2.9.2 QPI_0_PH_CTR QPI_1_PH_CTR

      67
    • 2.9.3 QPI_0_PH_PIS QPI_1_PH_PIS

      68
    • 2.9.4 QPI_0_PH_PTV QPI_1_PH_PTV

      69
    • 2.9.5 QPI_0_PH_LDC QPI_1_PH_LDC

      69
    • 2.9.6 QPI_0_PH_PRT QPI_1_PH_PRT

      70
    • 2.9.7 QPI_0_PH_PMR0 QPI_1_PH_PMR0

      70
    • 2.9.8 QPI_0_EP_SR QPI_1_EP_SR

      71
    • 2.9.9 QPI_0_EP_MCTR QPI_1_EP_MCTR

      71
  • 2.10 Intel QPI Miscellaneous Registers

    72
    • 2.10.1 QPI_0_PLL_STATUS QPI_1_PLL_STATUS

      72
    • 2.10.2 QPI_0_PLL_RATIO QPI_1_PLL_RATIO

      72
  • 2.11 Integrated Memory Controller Control Registers

    73
    • 2.11.1 MC_CONTROL

      73
    • 2.11.2 MC_STATUS

      74
    • 2.11.3 MC_SMI_DIMM_ERROR_STATUS

      74
    • 2.11.4 MC_SMI_CNTRL

      75
    • 2.11.5 MC_RESET_CONTROL

      76
    • 2.11.6 MC_CHANNEL_MAPPER

      76
    • 2.11.7 MC_MAX_DOD

      77
    • 2.11.8 MC_RD_CRDT_INIT

      77
    • 2.11.9 MC_CRDT_WR_THLD

      78
    • 2.11.10 MC_SCRUBADDR_LO

      79
    • 2.11.11 MC_SCRUBADDR_HI

      79
  • 2.12 TAD - Target Address Decoder Registers

    80
    • 2.12.1 TAD_DRAM_RULE_0 TAD_DRAM_RULE_1 TAD_DRAM_RULE_2 TAD_DRAM_RULE_3 TAD_DRAM_RULE_4 TAD_DRAM_RULE_5 TAD_DRAM_RULE_6 TAD_DRAM_RULE_7

      80
    • 2.12.2 TAD_INTERLEAVE_LIST_0 TAD_INTERLEAVE_LIST_1 TAD_INTERLEAVE_LIST_2 TAD_INTERLEAVE_LIST_3 TAD_INTERLEAVE_LIST_4 TAD_INTERLEAVE_LIST_5 TAD_INTERLEAVE_LIST_6 TAD_INTERLEAVE_LIST_7

      81
  • 2.13 Integrated Memory Controller RAS Registers

    82
    • 2.13.1 MC_SSRCONTROL

      82
    • 2.13.2 MC_SCRUB_CONTROL

      83
    • 2.13.3 MC_RAS_ENABLES

      83
    • 2.13.4 MC_RAS_STATUS

      83
    • 2.13.5 MC_SSRSTATUS

      84
    • 2.13.6 MC_COR_ECC_CNT_0 MC_COR_ECC_CNT_1 MC_COR_ECC_CNT_2 MC_COR_ECC_CNT_3 MC_COR_ECC_CNT_4 MC_COR_ECC_CNT_5

      84
  • 2.14 Integrated Memory Controller Test Registers

    85
    • 2.14.1 MC_TEST_ERR_RCV1

      85
    • 2.14.2 MC_TEST_ERR_RCV0

      85
    • 2.14.3 MC_TEST_PH_CTR

      86
    • 2.14.4 MC_TEST_PH_PIS

      86
    • 2.14.5 MC_TEST_PAT_GCTR

      86
    • 2.14.6 MC_TEST_PAT_BA

      87
    • 2.14.7 MC_TEST_PAT_IS

      87
    • 2.14.8 MC_TEST_PAT_DCD

      87
  • 2.15 Integrated Memory Controller Channel Control Registers

    88
    • 2.15.1 MC_CHANNEL_0_DIMM_RESET_CMD MC_CHANNEL_1_DIMM_RESET_CMD MC_CHANNEL_2_DIMM_RESET_CMD

      88
    • 2.15.2 MC_CHANNEL_0_DIMM_INIT_CMD MC_CHANNEL_1_DIMM_INIT_CMD MC_CHANNEL_2_DIMM_INIT_CMD

      88
    • 2.15.3 MC_CHANNEL_0_DIMM_INIT_PARAMS MC_CHANNEL_1_DIMM_INIT_PARAMS MC_CHANNEL_2_DIMM_INIT_PARAMS

      89
    • 2.15.4 MC_CHANNEL_0_DIMM_INIT_STATUS MC_CHANNEL_1_DIMM_INIT_STATUS MC_CHANNEL_2_DIMM_INIT_STATUS

      91
    • 2.15.5 MC_CHANNEL_0_DDR3CMD MC_CHANNEL_1_DDR3CMD MC_CHANNEL_2_DDR3CMD

      92
    • 2.15.6 MC_CHANNEL_0_REFRESH_THROTTLE_SUPPORT MC_CHANNEL_1_REFRESH_THROTTLE_SUPPORT MC_CHANNEL_2_REFRESH_THROTTLE_SUPPORT

      93
    • 2.15.7 MC_CHANNEL_0_MRS_VALUE_0_1 MC_CHANNEL_1_MRS_VALUE_0_1 MC_CHANNEL_2_MRS_VALUE_0_1

      93
    • 2.15.8 MC_CHANNEL_0_MRS_VALUE_2 MC_CHANNEL_1_MRS_VALUE_2 MC_CHANNEL_2_MRS_VALUE_2

      94
    • 2.15.9 MC_CHANNEL_0_RANK_PRESENT MC_CHANNEL_1_RANK_PRESENT MC_CHANNEL_2_RANK_PRESENT

      94
    • 2.15.10 MC_CHANNEL_0_RANK_TIMING_A MC_CHANNEL_1_RANK_TIMING_A MC_CHANNEL_2_RANK_TIMING_A

      95
    • 2.15.11 MC_CHANNEL_0_RANK_TIMING_B MC_CHANNEL_1_RANK_TIMING_B MC_CHANNEL_2_RANK_TIMING_B

      98
    • 2.15.12 MC_CHANNEL_0_BANK_TIMING MC_CHANNEL_1_BANK_TIMING MC_CHANNEL_2_BANK_TIMING

      99
    • 2.15.13 MC_CHANNEL_0_REFRESH_TIMING MC_CHANNEL_1_REFRESH_TIMING MC_CHANNEL_2_REFRESH_TIMING

      99
    • 2.15.14 MC_CHANNEL_0_CKE_TIMING MC_CHANNEL_1_CKE_TIMING MC_CHANNEL_2_CKE_TIMING

      100
    • 2.15.15 MC_CHANNEL_0_ZQ_TIMING MC_CHANNEL_1_ZQ_TIMING MC_CHANNEL_2_ZQ_TIMING

      100
    • 2.15.16 MC_CHANNEL_0_RCOMP_PARAMS MC_CHANNEL_1_RCOMP_PARAMS MC_CHANNEL_2_RCOMP_PARAMS

      101
    • 2.15.17 MC_CHANNEL_0_ODT_PARAMS1 MC_CHANNEL_1_ODT_PARAMS1 MC_CHANNEL_2_ODT_PARAMS1

      101
    • 2.15.18 MC_CHANNEL_0_ODT_PARAMS2 MC_CHANNEL_1_ODT_PARAMS2 MC_CHANNEL_2_ODT_PARAMS2

      102
    • 2.15.19 MC_CHANNEL_0_ODT_MATRIX_RANK_0_3_RD MC_CHANNEL_1_ODT_MATRIX_RANK_0_3_RD MC_CHANNEL_2_ODT_MATRIX_RANK_0_3_RD

      102
    • 2.15.20 MC_CHANNEL_0_ODT_MATRIX_RANK_4_7_RD MC_CHANNEL_1_ODT_MATRIX_RANK_4_7_RD MC_CHANNEL_2_ODT_MATRIX_RANK_4_7_RD

      103
    • 2.15.21 MC_CHANNEL_0_ODT_MATRIX_RANK_0_3_WR MC_CHANNEL_1_ODT_MATRIX_RANK_0_3_WR MC_CHANNEL_2_ODT_MATRIX_RANK_0_3_WR

      103
    • 2.15.22 MC_CHANNEL_0_ODT_MATRIX_RANK_4_7_WR MC_CHANNEL_1_ODT_MATRIX_RANK_4_7_WR MC_CHANNEL_2_ODT_MATRIX_RANK_4_7_WR

      103
    • 2.15.23 MC_CHANNEL_0_WAQ_PARAMS MC_CHANNEL_1_WAQ_PARAMS MC_CHANNEL_2_WAQ_PARAMS

      104
    • 2.15.24 MC_CHANNEL_0_SCHEDULER_PARAMS MC_CHANNEL_1_SCHEDULER_PARAMS MC_CHANNEL_2_SCHEDULER_PARAMS

      104
    • 2.15.25 MC_CHANNEL_0_MAINTENANCE_OPS MC_CHANNEL_1_MAINTENANCE_OPS MC_CHANNEL_2_MAINTENANCE_OPS

      105
    • 2.15.26 MC_CHANNEL_0_TX_BG_SETTINGS MC_CHANNEL_1_TX_BG_SETTINGS MC_CHANNEL_2_TX_BG_SETTINGS

      105
    • 2.15.27 MC_CHANNEL_0_RX_BGF_SETTINGS MC_CHANNEL_1_RX_BGF_SETTINGS MC_CHANNEL_2_RX_BGF_SETTINGS

      106
    • 2.15.28 MC_CHANNEL_0_EW_BGF_SETTINGS MC_CHANNEL_1_EW_BGF_SETTINGS MC_CHANNEL_2_EW_BGF_SETTINGS

      106
    • 2.15.29 MC_CHANNEL_0_EW_BGF_OFFSET_SETTINGS MC_CHANNEL_1_EW_BGF_OFFSET_SETTINGS MC_CHANNEL_2_EW_BGF_OFFSET_SETTINGS

      106
    • 2.15.30 MC_CHANNEL_0_ROUND_TRIP_LATENCY MC_CHANNEL_1_ROUND_TRIP_LATENCY MC_CHANNEL_2_ROUND_TRIP_LATENCY

      107
    • 2.15.31 MC_CHANNEL_0_PAGETABLE_PARAMS1 MC_CHANNEL_1_PAGETABLE_PARAMS1 MC_CHANNEL_2_PAGETABLE_PARAMS1

      107
    • 2.15.32 MC_TX_BG_CMD_DATA_RATIO_SETTINGS_CH0 MC_TX_BG_CMD_DATA_RATIO_SETTINGS_CH1 MC_TX_BG_CMD_DATA_RATIO_SETTINGS_CH2

      107
    • 2.15.33 MC_TX_BG_CMD_OFFSET_SETTINGS_CH0 MC_TX_BG_CMD_OFFSET_SETTINGS_CH1 MC_TX_BG_CMD_OFFSET_SETTINGS_CH2

      108
    • 2.15.34 MC_TX_BG_DATA_OFFSET_SETTINGS_CH0 MC_TX_BG_DATA_OFFSET_SETTINGS_CH1 MC_TX_BG_DATA_OFFSET_SETTINGS_CH2

      108
  • 2.16 Integrated Memory Controller Channel Address Registers

    109
    • 2.16.1 MC_DOD_CH0_0 MC_DOD_CH0_1 MC_DOD_CH0_2

      109
    • 2.16.2 MC_DOD_CH1_0 MC_DOD_CH1_1 MC_DOD_CH1_2

      110
    • 2.16.3 MC_DOD_CH2_0 MC_DOD_CH2_1 MC_DOD_CH2_2

      111
    • 2.16.4 MC_SAG_CH0_0 MC_SAG_CH0_1 MC_SAG_CH0_2 MC_SAG_CH0_3 MC_SAG_CH0_4 MC_SAG_CH0_5 MC_SAG_CH0_6 MC_SAG_CH0_7 MC_SAG_CH1_0 MC_S...

      112
  • 2.17 Integrated Memory Controller Channel Rank Registers

    113
    • 2.17.1 MC_RIR_LIMIT_CH0_0 MC_RIR_LIMIT_CH0_1 MC_RIR_LIMIT_CH0_2 MC_RIR_LIMIT_CH0_3 MC_RIR_LIMIT_CH0_4 MC_RIR_LIMIT_CH0_5 MC_RIR_...

      113
    • 2.17.2 MC_RIR_WAY_CH0_0 MC_RIR_WAY_CH0_1 MC_RIR_WAY_CH0_2 MC_RIR_WAY_CH0_3 MC_RIR_WAY_CH0_4 MC_RIR_WAY_CH0_5 MC_RIR_WAY_CH0_6 MC...

      114
    • 2.17.3 MC_RIR_WAY_CH1_0 MC_RIR_WAY_CH1_1 MC_RIR_WAY_CH1_2 MC_RIR_WAY_CH1_3 MC_RIR_WAY_CH1_4 MC_RIR_WAY_CH1_5 MC_RIR_WAY_CH1_6 MC...

      115
    • 2.17.4 MC_RIR_WAY_CH2_0 MC_RIR_WAY_CH2_1 MC_RIR_WAY_CH2_2 MC_RIR_WAY_CH2_3 MC_RIR_WAY_CH2_4 MC_RIR_WAY_CH2_5 MC_RIR_WAY_CH2_6 MC...

      117
  • 2.18 Memory Thermal Control

    118
    • 2.18.1 MC_THERMAL_CONTROL0 MC_THERMAL_CONTROL1 MC_THERMAL_CONTROL2

      118
    • 2.18.2 MC_THERMAL_STATUS0 MC_THERMAL_STATUS1 MC_THERMAL_STATUS2

      119
    • 2.18.3 MC_THERMAL_DEFEATURE0 MC_THERMAL_DEFEATURE1 MC_THERMAL_DEFEATURE2

      119
    • 2.18.4 MC_THERMAL_PARAMS_A0 MC_THERMAL_PARAMS_A1 MC_THERMAL_PARAMS_A2

      119
    • 2.18.5 MC_THERMAL_PARAMS_B0 MC_THERMAL_PARAMS_B1 MC_THERMAL_PARAMS_B2

      120
    • 2.18.6 MC_COOLING_COEF0 MC_COOLING_COEF1 MC_COOLING_COEF2

      120
    • 2.18.7 MC_CLOSED_LOOP0 MC_CLOSED_LOOP1 MC_CLOSED_LOOP2

      121
    • 2.18.8 MC_THROTTLE_OFFSET0 MC_THROTTLE_OFFSET1 MC_THROTTLE_OFFSET2

      121
    • 2.18.9 MC_RANK_VIRTUAL_TEMP0 MC_RANK_VIRTUAL_TEMP1 MC_RANK_VIRTUAL_TEMP2

      122
    • 2.18.10 MC_DDR_THERM_COMMAND0 MC_DDR_THERM_COMMAND1 MC_DDR_THERM_COMMAND2

      122
    • 2.18.11 MC_DDR_THERM_STATUS0 MC_DDR_THERM_STATUS1 MC_DDR_THERM_STATUS2

      123
  • 2.19 Integrated Memory Controller Miscellaneous Registers

    123
    • 2.19.1 MC_DIMM_CLK_RATIO_STATUS

      123
    • 2.19.2 MC_DIMM_CLK_RATIO

      124
• 3 DIMM Population Requirements

  125
  • 3.1 General Population Requirements

    125
  • 3.2 Populating DIMMs Within a Channel

    126
    • 3.2.1 DIMM Population for Three Slots per Channel

      126
    • 3.2.2 DIMM Population for Two Slots per Channel

      128