/* SPDX-License-Identifier: GPL-2.0 */ /* * AMD Address Translation Library * * reg_fields.h : Register field definitions * * Copyright (c) 2023, Advanced Micro Devices, Inc. * All Rights Reserved. * * Author: Yazen Ghannam */ /* * Notes on naming: * 1) Use "DF_" prefix for fields that are the same for all revisions. * 2) Use "DFx_" prefix for fields that differ between revisions. * a) "x" is the first major revision where the new field appears. * b) E.g., if DF2 and DF3 have the same field, then call it DF2. * c) E.g., if DF3p5 and DF4 have the same field, then call it DF4. */ /* * Coherent Station Fabric ID * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x50 [Fabric Block Instance Information 3] * DF2 BlockFabricId [19:8] * DF3 BlockFabricId [19:8] * DF3p5 BlockFabricId [19:8] * DF4 BlockFabricId [19:8] * DF4p5 BlockFabricId [15:8] */ #define DF2_COH_ST_FABRIC_ID GENMASK(19, 8) #define DF4p5_COH_ST_FABRIC_ID GENMASK(15, 8) /* * Component ID Mask * * Access type: Broadcast * * Register * Rev Fieldname Bits * * DF2 N/A * * D18F1x208 [System Fabric ID Mask 0] * DF3 ComponentIdMask [9:0] * * D18F1x150 [System Fabric ID Mask 0] * DF3p5 ComponentIdMask [15:0] * * D18F4x1B0 [System Fabric ID Mask 0] * DF4 ComponentIdMask [15:0] * DF4p5 ComponentIdMask [15:0] */ #define DF3_COMPONENT_ID_MASK GENMASK(9, 0) #define DF4_COMPONENT_ID_MASK GENMASK(15, 0) /* * Destination Fabric ID * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x114 [DRAM Limit Address] * DF2 DstFabricID [7:0] * DF3 DstFabricID [9:0] * DF3 DstFabricID [11:0] * * D18F7xE08 [DRAM Address Control] * DF4 DstFabricID [27:16] * * D18F7x208 [DRAM Address Control] * DF4p5 DstFabricID [23:16] */ #define DF2_DST_FABRIC_ID GENMASK(7, 0) #define DF3_DST_FABRIC_ID GENMASK(9, 0) #define DF3p5_DST_FABRIC_ID GENMASK(11, 0) #define DF4_DST_FABRIC_ID GENMASK(27, 16) #define DF4p5_DST_FABRIC_ID GENMASK(23, 16) /* * Die ID Mask * * Access type: Broadcast * * Register * Rev Fieldname Bits * * D18F1x208 [System Fabric ID Mask] * DF2 DieIdMask [15:8] * * D18F1x20C [System Fabric ID Mask 1] * DF3 DieIdMask [18:16] * * D18F1x158 [System Fabric ID Mask 2] * DF3p5 DieIdMask [15:0] * * D18F4x1B8 [System Fabric ID Mask 2] * DF4 DieIdMask [15:0] * DF4p5 DieIdMask [15:0] */ #define DF2_DIE_ID_MASK GENMASK(15, 8) #define DF3_DIE_ID_MASK GENMASK(18, 16) #define DF4_DIE_ID_MASK GENMASK(15, 0) /* * Die ID Shift * * Access type: Broadcast * * Register * Rev Fieldname Bits * * D18F1x208 [System Fabric ID Mask] * DF2 DieIdShift [27:24] * * DF3 N/A * DF3p5 N/A * DF4 N/A * DF4p5 N/A */ #define DF2_DIE_ID_SHIFT GENMASK(27, 24) /* * DRAM Address Range Valid * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x110 [DRAM Base Address] * DF2 AddrRngVal [0] * DF3 AddrRngVal [0] * DF3p5 AddrRngVal [0] * * D18F7xE08 [DRAM Address Control] * DF4 AddrRngVal [0] * * D18F7x208 [DRAM Address Control] * DF4p5 AddrRngVal [0] */ #define DF_ADDR_RANGE_VAL BIT(0) /* * DRAM Base Address * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x110 [DRAM Base Address] * DF2 DramBaseAddr [31:12] * DF3 DramBaseAddr [31:12] * DF3p5 DramBaseAddr [31:12] * * D18F7xE00 [DRAM Base Address] * DF4 DramBaseAddr [27:0] * * D18F7x200 [DRAM Base Address] * DF4p5 DramBaseAddr [27:0] */ #define DF2_BASE_ADDR GENMASK(31, 12) #define DF4_BASE_ADDR GENMASK(27, 0) /* * DRAM Hole Base * * Access type: Broadcast * * Register * Rev Fieldname Bits * * D18F0x104 [DRAM Hole Control] * DF2 DramHoleBase [31:24] * DF3 DramHoleBase [31:24] * DF3p5 DramHoleBase [31:24] * * D18F7x104 [DRAM Hole Control] * DF4 DramHoleBase [31:24] * DF4p5 DramHoleBase [31:24] */ #define DF_DRAM_HOLE_BASE_MASK GENMASK(31, 24) /* * DRAM Limit Address * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x114 [DRAM Limit Address] * DF2 DramLimitAddr [31:12] * DF3 DramLimitAddr [31:12] * DF3p5 DramLimitAddr [31:12] * * D18F7xE04 [DRAM Limit Address] * DF4 DramLimitAddr [27:0] * * D18F7x204 [DRAM Limit Address] * DF4p5 DramLimitAddr [27:0] */ #define DF2_DRAM_LIMIT_ADDR GENMASK(31, 12) #define DF4_DRAM_LIMIT_ADDR GENMASK(27, 0) /* * Hash Interleave Controls * * Access type: Instance * * Register * Rev Fieldname Bits * * DF2 N/A * * D18F0x3F8 [DF Global Control] * DF3 GlbHashIntlvCtl64K [20] * GlbHashIntlvCtl2M [21] * GlbHashIntlvCtl1G [22] * * DF3p5 GlbHashIntlvCtl64K [20] * GlbHashIntlvCtl2M [21] * GlbHashIntlvCtl1G [22] * * D18F7xE08 [DRAM Address Control] * DF4 HashIntlvCtl64K [8] * HashIntlvCtl2M [9] * HashIntlvCtl1G [10] * * D18F7x208 [DRAM Address Control] * DF4p5 HashIntlvCtl4K [7] * HashIntlvCtl64K [8] * HashIntlvCtl2M [9] * HashIntlvCtl1G [10] * HashIntlvCtl1T [15] */ #define DF3_HASH_CTL_64K BIT(20) #define DF3_HASH_CTL_2M BIT(21) #define DF3_HASH_CTL_1G BIT(22) #define DF4_HASH_CTL_64K BIT(8) #define DF4_HASH_CTL_2M BIT(9) #define DF4_HASH_CTL_1G BIT(10) #define DF4p5_HASH_CTL_4K BIT(7) #define DF4p5_HASH_CTL_1T BIT(15) /* * High Address Offset * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x1B4 [DRAM Offset] * DF2 HiAddrOffset [31:20] * DF3 HiAddrOffset [31:12] * DF3p5 HiAddrOffset [31:12] * * D18F7x140 [DRAM Offset] * DF4 HiAddrOffset [24:1] * DF4p5 HiAddrOffset [24:1] * MI300 HiAddrOffset [31:1] */ #define DF2_HI_ADDR_OFFSET GENMASK(31, 20) #define DF3_HI_ADDR_OFFSET GENMASK(31, 12) /* Follow reference code by including reserved bits for simplicity. */ #define DF4_HI_ADDR_OFFSET GENMASK(31, 1) /* * High Address Offset Enable * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x1B4 [DRAM Offset] * DF2 HiAddrOffsetEn [0] * DF3 HiAddrOffsetEn [0] * DF3p5 HiAddrOffsetEn [0] * * D18F7x140 [DRAM Offset] * DF4 HiAddrOffsetEn [0] * DF4p5 HiAddrOffsetEn [0] */ #define DF_HI_ADDR_OFFSET_EN BIT(0) /* * Interleave Address Select * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x110 [DRAM Base Address] * DF2 IntLvAddrSel [10:8] * DF3 IntLvAddrSel [11:9] * DF3p5 IntLvAddrSel [11:9] * * D18F7xE0C [DRAM Address Interleave] * DF4 IntLvAddrSel [2:0] * * D18F7x20C [DRAM Address Interleave] * DF4p5 IntLvAddrSel [2:0] */ #define DF2_INTLV_ADDR_SEL GENMASK(10, 8) #define DF3_INTLV_ADDR_SEL GENMASK(11, 9) #define DF4_INTLV_ADDR_SEL GENMASK(2, 0) /* * Interleave Number of Channels * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x110 [DRAM Base Address] * DF2 IntLvNumChan [7:4] * DF3 IntLvNumChan [5:2] * DF3p5 IntLvNumChan [6:2] * * D18F7xE0C [DRAM Address Interleave] * DF4 IntLvNumChan [8:4] * * D18F7x20C [DRAM Address Interleave] * DF4p5 IntLvNumChan [9:4] */ #define DF2_INTLV_NUM_CHAN GENMASK(7, 4) #define DF3_INTLV_NUM_CHAN GENMASK(5, 2) #define DF3p5_INTLV_NUM_CHAN GENMASK(6, 2) #define DF4_INTLV_NUM_CHAN GENMASK(8, 4) #define DF4p5_INTLV_NUM_CHAN GENMASK(9, 4) /* * Interleave Number of Dies * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x114 [DRAM Limit Address] * DF2 IntLvNumDies [11:10] * * D18F0x110 [DRAM Base Address] * DF3 IntLvNumDies [7:6] * DF3p5 IntLvNumDies [7] * * D18F7xE0C [DRAM Address Interleave] * DF4 IntLvNumDies [13:12] * * D18F7x20C [DRAM Address Interleave] * DF4p5 IntLvNumDies [13:12] */ #define DF2_INTLV_NUM_DIES GENMASK(11, 10) #define DF3_INTLV_NUM_DIES GENMASK(7, 6) #define DF3p5_INTLV_NUM_DIES BIT(7) #define DF4_INTLV_NUM_DIES GENMASK(13, 12) /* * Interleave Number of Sockets * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x114 [DRAM Limit Address] * DF2 IntLvNumSockets [8] * * D18F0x110 [DRAM Base Address] * DF3 IntLvNumSockets [8] * DF3p5 IntLvNumSockets [8] * * D18F7xE0C [DRAM Address Interleave] * DF4 IntLvNumSockets [18] * * D18F7x20C [DRAM Address Interleave] * DF4p5 IntLvNumSockets [18] */ #define DF2_INTLV_NUM_SOCKETS BIT(8) #define DF4_INTLV_NUM_SOCKETS BIT(18) /* * Legacy MMIO Hole Enable * * Access type: Instance * * Register * Rev Fieldname Bits * * D18F0x110 [DRAM Base Address] * DF2 LgcyMmioHoleEn [1] * DF3 LgcyMmioHoleEn [1] * DF3p5 LgcyMmioHoleEn [1] * * D18F7xE08 [DRAM Address Control] * DF4 LgcyMmioHoleEn [1] * * D18F7x208 [DRAM Address Control] * DF4p5 LgcyMmioHoleEn [1] */ #define DF_LEGACY_MMIO_HOLE_EN BIT(1) /* * Log2 Address 64K Space 0 * * Access type: Instance * * Register * Rev Fieldname Bits * * DF2 N/A * * D18F2x90 [Non-power-of-2 channel Configuration Register for COH_ST DRAM Address Maps] * DF3 Log2Addr64KSpace0 [5:0] * * DF3p5 N/A * DF4 N/A * DF4p5 N/A */ #define DF_LOG2_ADDR_64K_SPACE0 GENMASK(5, 0) /* * Major Revision * * Access type: Broadcast * * Register * Rev Fieldname Bits * * DF2 N/A * DF3 N/A * DF3p5 N/A * * D18F0x040 [Fabric Block Instance Count] * DF4 MajorRevision [27:24] * DF4p5 MajorRevision [27:24] */ #define DF_MAJOR_REVISION GENMASK(27, 24) /* * Minor Revision * * Access type: Broadcast * * Register * Rev Fieldname Bits * * DF2 N/A * DF3 N/A * DF3p5 N/A * * D18F0x040 [Fabric Block Instance Count] * DF4 MinorRevision [23:16] * DF4p5 MinorRevision [23:16] */ #define DF_MINOR_REVISION GENMASK(23, 16) /* * Node ID Mask * * Access type: Broadcast * * Register * Rev Fieldname Bits * * DF2 N/A * * D18F1x208 [System Fabric ID Mask 0] * DF3 NodeIdMask [25:16] * * D18F1x150 [System Fabric ID Mask 0] * DF3p5 NodeIdMask [31:16] * * D18F4x1B0 [System Fabric ID Mask 0] * DF4 NodeIdMask [31:16] * DF4p5 NodeIdMask [31:16] */ #define DF3_NODE_ID_MASK GENMASK(25, 16) #define DF4_NODE_ID_MASK GENMASK(31, 16) /* * Node ID Shift * * Access type: Broadcast * * Register * Rev Fieldname Bits * * DF2 N/A * * D18F1x20C [System Fabric ID Mask 1] * DF3 NodeIdShift [3:0] * * D18F1x154 [System Fabric ID Mask 1] * DF3p5 NodeIdShift [3:0] * * D18F4x1B4 [System Fabric ID Mask 1] * DF4 NodeIdShift [3:0] * DF4p5 NodeIdShift [3:0] */ #define DF3_NODE_ID_SHIFT GENMASK(3, 0) /* * Remap Enable * * Access type: Instance * * Register * Rev Fieldname Bits * * DF2 N/A * DF3 N/A * DF3p5 N/A * * D18F7xE08 [DRAM Address Control] * DF4 RemapEn [4] * * D18F7x208 [DRAM Address Control] * DF4p5 RemapEn [4] */ #define DF4_REMAP_EN BIT(4) /* * Remap Select * * Access type: Instance * * Register * Rev Fieldname Bits * * DF2 N/A * DF3 N/A * DF3p5 N/A * * D18F7xE08 [DRAM Address Control] * DF4 RemapSel [7:5] * * D18F7x208 [DRAM Address Control] * DF4p5 RemapSel [6:5] */ #define DF4_REMAP_SEL GENMASK(7, 5) #define DF4p5_REMAP_SEL GENMASK(6, 5) /* * Socket ID Mask * * Access type: Broadcast * * Register * Rev Fieldname Bits * * D18F1x208 [System Fabric ID Mask] * DF2 SocketIdMask [23:16] * * D18F1x20C [System Fabric ID Mask 1] * DF3 SocketIdMask [26:24] * * D18F1x158 [System Fabric ID Mask 2] * DF3p5 SocketIdMask [31:16] * * D18F4x1B8 [System Fabric ID Mask 2] * DF4 SocketIdMask [31:16] * DF4p5 SocketIdMask [31:16] */ #define DF2_SOCKET_ID_MASK GENMASK(23, 16) #define DF3_SOCKET_ID_MASK GENMASK(26, 24) #define DF4_SOCKET_ID_MASK GENMASK(31, 16) /* * Socket ID Shift * * Access type: Broadcast * * Register * Rev Fieldname Bits * * D18F1x208 [System Fabric ID Mask] * DF2 SocketIdShift [31:28] * * D18F1x20C [System Fabric ID Mask 1] * DF3 SocketIdShift [9:8] * * D18F1x158 [System Fabric ID Mask 2] * DF3p5 SocketIdShift [11:8] * * D18F4x1B4 [System Fabric ID Mask 1] * DF4 SocketIdShift [11:8] * DF4p5 SocketIdShift [11:8] */ #define DF2_SOCKET_ID_SHIFT GENMASK(31, 28) #define DF3_SOCKET_ID_SHIFT GENMASK(9, 8) #define DF4_SOCKET_ID_SHIFT GENMASK(11, 8)