# SPDX-License-Identifier: GPL-2.0-only # # System register metadata # Each System register is described by a Sysreg block: # Sysreg # # ... # EndSysreg # Within a Sysreg block, each field can be described as one of: # Res0 [:] # Res1 [:] # Field [:] # Enum [:] # # ... # EndEnum # Alternatively if multiple registers share the same layout then # a SysregFields block can be used to describe the shared layout # SysregFields # # ... # EndSysregFields # and referenced from within the Sysreg: # Sysreg # Fields # EndSysreg # For ID registers we adopt a few conventions for translating the # language in the ARM into defines: # # NI - Not implemented # IMP - Implemented # # In general it is recommended that new enumeration items be named for the # feature that introduces them (eg, FEAT_LS64_ACCDATA introduces enumeration # item ACCDATA) though it may be more taseful to do something else. Sysreg ID_AA64PFR0_EL1 3 0 0 4 0 Enum 63:60 CSV3 0b0000 NI 0b0001 IMP EndEnum Enum 59:56 CSV2 0b0000 NI 0b0001 IMP 0b0010 CSV2_2 0b0011 CSV2_3 EndEnum Enum 55:52 RME 0b0000 NI 0b0001 IMP EndEnum Enum 51:48 DIT 0b0000 NI 0b0001 IMP EndEnum Enum 47:44 AMU 0b0000 NI 0b0001 IMP 0b0010 V1P1 EndEnum Enum 43:40 MPAM 0b0000 0 0b0001 1 EndEnum Enum 39:36 SEL2 0b0000 NI 0b0001 IMP EndEnum Enum 35:32 SVE 0b0000 NI 0b0001 IMP EndEnum Enum 31:28 RAS 0b0000 NI 0b0001 IMP 0b0010 V1P1 EndEnum Enum 27:24 GIC 0b0000 NI 0b0001 IMP 0b0010 V4P1 EndEnum Enum 23:20 AdvSIMD 0b0000 IMP 0b0001 FP16 0b1111 NI EndEnum Enum 19:16 FP 0b0000 IMP 0b0001 FP16 0b1111 NI EndEnum Enum 15:12 EL3 0b0000 NI 0b0001 IMP 0b0010 AARCH32 EndEnum Enum 11:8 EL2 0b0000 NI 0b0001 IMP 0b0010 AARCH32 EndEnum Enum 7:4 EL1 0b0001 IMP 0b0010 AARCH32 EndEnum Enum 3:0 EL0 0b0001 IMP 0b0010 AARCH32 EndEnum EndSysreg Sysreg ID_AA64PFR1_EL1 3 0 0 4 1 Res0 63:40 Enum 39:36 NMI 0b0000 NI 0b0001 IMP EndEnum Enum 35:32 CSV2_frac 0b0000 NI 0b0001 CSV2_1p1 0b0010 CSV2_1p2 EndEnum Enum 31:28 RNDR_trap 0b0000 NI 0b0001 IMP EndEnum Enum 27:24 SME 0b0000 NI 0b0001 IMP EndEnum Res0 23:20 Enum 19:16 MPAM_frac 0b0000 MINOR_0 0b0001 MINOR_1 EndEnum Enum 15:12 RAS_frac 0b0000 NI 0b0001 RASv1p1 EndEnum Enum 11:8 MTE 0b0000 NI 0b0001 IMP 0b0010 MTE2 0b0011 MTE3 EndEnum Enum 7:4 SSBS 0b0000 NI 0b0001 IMP 0b0010 SSBS2 EndEnum Enum 3:0 BT 0b0000 NI 0b0001 IMP EndEnum EndSysreg Sysreg ID_AA64ZFR0_EL1 3 0 0 4 4 Res0 63:60 Enum 59:56 F64MM 0b0000 NI 0b0001 IMP EndEnum Enum 55:52 F32MM 0b0000 NI 0b0001 IMP EndEnum Res0 51:48 Enum 47:44 I8MM 0b0000 NI 0b0001 IMP EndEnum Enum 43:40 SM4 0b0000 NI 0b0001 IMP EndEnum Res0 39:36 Enum 35:32 SHA3 0b0000 NI 0b0001 IMP EndEnum Res0 31:24 Enum 23:20 BF16 0b0000 NI 0b0001 IMP 0b0010 EBF16 EndEnum Enum 19:16 BitPerm 0b0000 NI 0b0001 IMP EndEnum Res0 15:8 Enum 7:4 AES 0b0000 NI 0b0001 IMP 0b0010 PMULL128 EndEnum Enum 3:0 SVEver 0b0000 IMP 0b0001 SVE2 EndEnum EndSysreg Sysreg ID_AA64SMFR0_EL1 3 0 0 4 5 Enum 63 FA64 0b0 NI 0b1 IMP EndEnum Res0 62:60 Enum 59:56 SMEver 0b0000 IMP EndEnum Enum 55:52 I16I64 0b0000 NI 0b1111 IMP EndEnum Res0 51:49 Enum 48 F64F64 0b0 NI 0b1 IMP EndEnum Res0 47:40 Enum 39:36 I8I32 0b0000 NI 0b1111 IMP EndEnum Enum 35 F16F32 0b0 NI 0b1 IMP EndEnum Enum 34 B16F32 0b0 NI 0b1 IMP EndEnum Res0 33 Enum 32 F32F32 0b0 NI 0b1 IMP EndEnum Res0 31:0 EndSysreg Sysreg ID_AA64DFR0_EL1 3 0 0 5 0 Enum 63:60 HPMN0 0b0000 UNPREDICTABLE 0b0001 DEF EndEnum Res0 59:56 Enum 55:52 BRBE 0b0000 NI 0b0001 IMP 0b0010 BRBE_V1P1 EndEnum Enum 51:48 MTPMU 0b0000 NI_IMPDEF 0b0001 IMP 0b1111 NI EndEnum Enum 47:44 TraceBuffer 0b0000 NI 0b0001 IMP EndEnum Enum 43:40 TraceFilt 0b0000 NI 0b0001 IMP EndEnum Enum 39:36 DoubleLock 0b0000 IMP 0b1111 NI EndEnum Enum 35:32 PMSVer 0b0000 NI 0b0001 IMP 0b0010 V1P1 0b0011 V1P2 0b0100 V1P3 EndEnum Field 31:28 CTX_CMPs Res0 27:24 Field 23:20 WRPs Res0 19:16 Field 15:12 BRPs Enum 11:8 PMUVer 0b0000 NI 0b0001 IMP 0b0100 V3P1 0b0101 V3P4 0b0110 V3P5 0b0111 V3P7 0b1000 V3P8 0b1111 IMP_DEF EndEnum Enum 7:4 TraceVer 0b0000 NI 0b0001 IMP EndEnum Enum 3:0 DebugVer 0b0110 IMP 0b0111 VHE 0b1000 V8P2 0b1001 V8P4 0b1010 V8P8 EndEnum EndSysreg Sysreg ID_AA64DFR1_EL1 3 0 0 5 1 Res0 63:0 EndSysreg Sysreg ID_AA64AFR0_EL1 3 0 0 5 4 Res0 63:32 Field 31:28 IMPDEF7 Field 27:24 IMPDEF6 Field 23:20 IMPDEF5 Field 19:16 IMPDEF4 Field 15:12 IMPDEF3 Field 11:8 IMPDEF2 Field 7:4 IMPDEF1 Field 3:0 IMPDEF0 EndSysreg Sysreg ID_AA64AFR1_EL1 3 0 0 5 5 Res0 63:0 EndSysreg Sysreg ID_AA64ISAR0_EL1 3 0 0 6 0 Enum 63:60 RNDR 0b0000 NI 0b0001 IMP EndEnum Enum 59:56 TLB 0b0000 NI 0b0001 OS 0b0010 RANGE EndEnum Enum 55:52 TS 0b0000 NI 0b0001 FLAGM 0b0010 FLAGM2 EndEnum Enum 51:48 FHM 0b0000 NI 0b0001 IMP EndEnum Enum 47:44 DP 0b0000 NI 0b0001 IMP EndEnum Enum 43:40 SM4 0b0000 NI 0b0001 IMP EndEnum Enum 39:36 SM3 0b0000 NI 0b0001 IMP EndEnum Enum 35:32 SHA3 0b0000 NI 0b0001 IMP EndEnum Enum 31:28 RDM 0b0000 NI 0b0001 IMP EndEnum Enum 27:24 TME 0b0000 NI 0b0001 IMP EndEnum Enum 23:20 ATOMIC 0b0000 NI 0b0010 IMP EndEnum Enum 19:16 CRC32 0b0000 NI 0b0001 IMP EndEnum Enum 15:12 SHA2 0b0000 NI 0b0001 SHA256 0b0010 SHA512 EndEnum Enum 11:8 SHA1 0b0000 NI 0b0001 IMP EndEnum Enum 7:4 AES 0b0000 NI 0b0001 AES 0b0010 PMULL EndEnum Res0 3:0 EndSysreg Sysreg ID_AA64ISAR1_EL1 3 0 0 6 1 Enum 63:60 LS64 0b0000 NI 0b0001 LS64 0b0010 LS64_V 0b0011 LS64_ACCDATA EndEnum Enum 59:56 XS 0b0000 NI 0b0001 IMP EndEnum Enum 55:52 I8MM 0b0000 NI 0b0001 IMP EndEnum Enum 51:48 DGH 0b0000 NI 0b0001 IMP EndEnum Enum 47:44 BF16 0b0000 NI 0b0001 IMP 0b0010 EBF16 EndEnum Enum 43:40 SPECRES 0b0000 NI 0b0001 IMP EndEnum Enum 39:36 SB 0b0000 NI 0b0001 IMP EndEnum Enum 35:32 FRINTTS 0b0000 NI 0b0001 IMP EndEnum Enum 31:28 GPI 0b0000 NI 0b0001 IMP EndEnum Enum 27:24 GPA 0b0000 NI 0b0001 IMP EndEnum Enum 23:20 LRCPC 0b0000 NI 0b0001 IMP 0b0010 LRCPC2 EndEnum Enum 19:16 FCMA 0b0000 NI 0b0001 IMP EndEnum Enum 15:12 JSCVT 0b0000 NI 0b0001 IMP EndEnum Enum 11:8 API 0b0000 NI 0b0001 PAuth 0b0010 EPAC 0b0011 PAuth2 0b0100 FPAC 0b0101 FPACCOMBINE EndEnum Enum 7:4 APA 0b0000 NI 0b0001 PAuth 0b0010 EPAC 0b0011 PAuth2 0b0100 FPAC 0b0101 FPACCOMBINE EndEnum Enum 3:0 DPB 0b0000 NI 0b0001 IMP 0b0010 DPB2 EndEnum EndSysreg Sysreg ID_AA64ISAR2_EL1 3 0 0 6 2 Res0 63:32 Enum 31:28 CLRBHB 0b0000 NI 0b0001 IMP EndEnum Enum 27:24 PAC_frac 0b0000 NI 0b0001 IMP EndEnum Enum 23:20 BC 0b0000 NI 0b0001 IMP EndEnum Enum 19:16 MOPS 0b0000 NI 0b0001 IMP EndEnum Enum 15:12 APA3 0b0000 NI 0b0001 PAuth 0b0010 EPAC 0b0011 PAuth2 0b0100 FPAC 0b0101 FPACCOMBINE EndEnum Enum 11:8 GPA3 0b0000 NI 0b0001 IMP EndEnum Enum 7:4 RPRES 0b0000 NI 0b0001 IMP EndEnum Enum 3:0 WFxT 0b0000 NI 0b0010 IMP EndEnum EndSysreg Sysreg ID_AA64MMFR0_EL1 3 0 0 7 0 Enum 63:60 ECV 0b0000 NI 0b0001 IMP 0b0010 CNTPOFF EndEnum Enum 59:56 FGT 0b0000 NI 0b0001 IMP EndEnum Res0 55:48 Enum 47:44 EXS 0b0000 NI 0b0001 IMP EndEnum Enum 43:40 TGRAN4_2 0b0000 TGRAN4 0b0001 NI 0b0010 IMP 0b0011 52_BIT EndEnum Enum 39:36 TGRAN64_2 0b0000 TGRAN64 0b0001 NI 0b0010 IMP EndEnum Enum 35:32 TGRAN16_2 0b0000 TGRAN16 0b0001 NI 0b0010 IMP 0b0011 52_BIT EndEnum Enum 31:28 TGRAN4 0b0000 IMP 0b0001 52_BIT 0b1111 NI EndEnum Enum 27:24 TGRAN64 0b0000 IMP 0b1111 NI EndEnum Enum 23:20 TGRAN16 0b0000 NI 0b0001 IMP 0b0010 52_BIT EndEnum Enum 19:16 BIGENDEL0 0b0000 NI 0b0001 IMP EndEnum Enum 15:12 SNSMEM 0b0000 NI 0b0001 IMP EndEnum Enum 11:8 BIGEND 0b0000 NI 0b0001 IMP EndEnum Enum 7:4 ASIDBITS 0b0000 8 0b0010 16 EndEnum Enum 3:0 PARANGE 0b0000 32 0b0001 36 0b0010 40 0b0011 42 0b0100 44 0b0101 48 0b0110 52 EndEnum EndSysreg Sysreg ID_AA64MMFR1_EL1 3 0 0 7 1 Enum 63:60 ECBHB 0b0000 NI 0b0001 IMP EndEnum Enum 59:56 CMOW 0b0000 NI 0b0001 IMP EndEnum Enum 55:52 TIDCP1 0b0000 NI 0b0001 IMP EndEnum Enum 51:48 nTLBPA 0b0000 NI 0b0001 IMP EndEnum Enum 47:44 AFP 0b0000 NI 0b0001 IMP EndEnum Enum 43:40 HCX 0b0000 NI 0b0001 IMP EndEnum Enum 39:36 ETS 0b0000 NI 0b0001 IMP EndEnum Enum 35:32 TWED 0b0000 NI 0b0001 IMP EndEnum Enum 31:28 XNX 0b0000 NI 0b0001 IMP EndEnum Enum 27:24 SpecSEI 0b0000 NI 0b0001 IMP EndEnum Enum 23:20 PAN 0b0000 NI 0b0001 IMP 0b0010 PAN2 0b0011 PAN3 EndEnum Enum 19:16 LO 0b0000 NI 0b0001 IMP EndEnum Enum 15:12 HPDS 0b0000 NI 0b0001 IMP 0b0010 HPDS2 EndEnum Enum 11:8 VH 0b0000 NI 0b0001 IMP EndEnum Enum 7:4 VMIDBits 0b0000 8 0b0010 16 EndEnum Enum 3:0 HAFDBS 0b0000 NI 0b0001 AF 0b0010 DBM EndEnum EndSysreg Sysreg ID_AA64MMFR2_EL1 3 0 0 7 2 Enum 63:60 E0PD 0b0000 NI 0b0001 IMP EndEnum Enum 59:56 EVT 0b0000 NI 0b0001 IMP 0b0010 TTLBxS EndEnum Enum 55:52 BBM 0b0000 0 0b0001 1 0b0010 2 EndEnum Enum 51:48 TTL 0b0000 NI 0b0001 IMP EndEnum Res0 47:44 Enum 43:40 FWB 0b0000 NI 0b0001 IMP EndEnum Enum 39:36 IDS 0b0000 0x0 0b0001 0x18 EndEnum Enum 35:32 AT 0b0000 NI 0b0001 IMP EndEnum Enum 31:28 ST 0b0000 39 0b0001 48_47 EndEnum Enum 27:24 NV 0b0000 NI 0b0001 IMP 0b0010 NV2 EndEnum Enum 23:20 CCIDX 0b0000 32 0b0001 64 EndEnum Enum 19:16 VARange 0b0000 48 0b0001 52 EndEnum Enum 15:12 IESB 0b0000 NI 0b0001 IMP EndEnum Enum 11:8 LSM 0b0000 NI 0b0001 IMP EndEnum Enum 7:4 UAO 0b0000 NI 0b0001 IMP EndEnum Enum 3:0 CnP 0b0000 NI 0b0001 IMP EndEnum EndSysreg Sysreg SCTLR_EL1 3 0 1 0 0 Field 63 TIDCP Field 62 SPINTMASK Field 61 NMI Field 60 EnTP2 Res0 59:58 Field 57 EPAN Field 56 EnALS Field 55 EnAS0 Field 54 EnASR Field 53 TME Field 52 TME0 Field 51 TMT Field 50 TMT0 Field 49:46 TWEDEL Field 45 TWEDEn Field 44 DSSBS Field 43 ATA Field 42 ATA0 Enum 41:40 TCF 0b00 NONE 0b01 SYNC 0b10 ASYNC 0b11 ASYMM EndEnum Enum 39:38 TCF0 0b00 NONE 0b01 SYNC 0b10 ASYNC 0b11 ASYMM EndEnum Field 37 ITFSB Field 36 BT1 Field 35 BT0 Res0 34 Field 33 MSCEn Field 32 CMOW Field 31 EnIA Field 30 EnIB Field 29 LSMAOE Field 28 nTLSMD Field 27 EnDA Field 26 UCI Field 25 EE Field 24 E0E Field 23 SPAN Field 22 EIS Field 21 IESB Field 20 TSCXT Field 19 WXN Field 18 nTWE Res0 17 Field 16 nTWI Field 15 UCT Field 14 DZE Field 13 EnDB Field 12 I Field 11 EOS Field 10 EnRCTX Field 9 UMA Field 8 SED Field 7 ITD Field 6 nAA Field 5 CP15BEN Field 4 SA0 Field 3 SA Field 2 C Field 1 A Field 0 M EndSysreg SysregFields CPACR_ELx Res0 63:29 Field 28 TTA Res0 27:26 Field 25:24 SMEN Res0 23:22 Field 21:20 FPEN Res0 19:18 Field 17:16 ZEN Res0 15:0 EndSysregFields Sysreg CPACR_EL1 3 0 1 0 2 Fields CPACR_ELx EndSysreg Sysreg SMPRI_EL1 3 0 1 2 4 Res0 63:4 Field 3:0 PRIORITY EndSysreg SysregFields ZCR_ELx Res0 63:9 Raz 8:4 Field 3:0 LEN EndSysregFields Sysreg ZCR_EL1 3 0 1 2 0 Fields ZCR_ELx EndSysreg SysregFields SMCR_ELx Res0 63:32 Field 31 FA64 Res0 30:9 Raz 8:4 Field 3:0 LEN EndSysregFields Sysreg SMCR_EL1 3 0 1 2 6 Fields SMCR_ELx EndSysreg Sysreg ALLINT 3 0 4 3 0 Res0 63:14 Field 13 ALLINT Res0 12:0 EndSysreg Sysreg FAR_EL1 3 0 6 0 0 Field 63:0 ADDR EndSysreg SysregFields CONTEXTIDR_ELx Res0 63:32 Field 31:0 PROCID EndSysregFields Sysreg CONTEXTIDR_EL1 3 0 13 0 1 Fields CONTEXTIDR_ELx EndSysreg Sysreg TPIDR_EL1 3 0 13 0 4 Field 63:0 ThreadID EndSysreg Sysreg SCXTNUM_EL1 3 0 13 0 7 Field 63:0 SoftwareContextNumber EndSysreg Sysreg CLIDR_EL1 3 1 0 0 1 Res0 63:47 Field 46:33 Ttypen Field 32:30 ICB Field 29:27 LoUU Field 26:24 LoC Field 23:21 LoUIS Field 20:18 Ctype7 Field 17:15 Ctype6 Field 14:12 Ctype5 Field 11:9 Ctype4 Field 8:6 Ctype3 Field 5:3 Ctype2 Field 2:0 Ctype1 EndSysreg Sysreg GMID_EL1 3 1 0 0 4 Res0 63:4 Field 3:0 BS EndSysreg Sysreg SMIDR_EL1 3 1 0 0 6 Res0 63:32 Field 31:24 IMPLEMENTER Field 23:16 REVISION Field 15 SMPS Res0 14:12 Field 11:0 AFFINITY EndSysreg Sysreg CSSELR_EL1 3 2 0 0 0 Res0 63:5 Field 4 TnD Field 3:1 Level Field 0 InD EndSysreg Sysreg CTR_EL0 3 3 0 0 1 Res0 63:38 Field 37:32 TminLine Res1 31 Res0 30 Field 29 DIC Field 28 IDC Field 27:24 CWG Field 23:20 ERG Field 19:16 DminLine Enum 15:14 L1Ip 0b00 VPIPT # This is named as AIVIVT in the ARM but documented as reserved 0b01 RESERVED 0b10 VIPT 0b11 PIPT EndEnum Res0 13:4 Field 3:0 IminLine EndSysreg Sysreg DCZID_EL0 3 3 0 0 7 Res0 63:5 Field 4 DZP Field 3:0 BS EndSysreg Sysreg SVCR 3 3 4 2 2 Res0 63:2 Field 1 ZA Field 0 SM EndSysreg Sysreg ZCR_EL2 3 4 1 2 0 Fields ZCR_ELx EndSysreg Sysreg HCRX_EL2 3 4 1 2 2 Res0 63:12 Field 11 MSCEn Field 10 MCE2 Field 9 CMOW Field 8 VFNMI Field 7 VINMI Field 6 TALLINT Field 5 SMPME Field 4 FGTnXS Field 3 FnXS Field 2 EnASR Field 1 EnALS Field 0 EnAS0 EndSysreg Sysreg SMPRIMAP_EL2 3 4 1 2 5 Field 63:60 P15 Field 59:56 P14 Field 55:52 P13 Field 51:48 P12 Field 47:44 P11 Field 43:40 P10 Field 39:36 F9 Field 35:32 P8 Field 31:28 P7 Field 27:24 P6 Field 23:20 P5 Field 19:16 P4 Field 15:12 P3 Field 11:8 P2 Field 7:4 P1 Field 3:0 P0 EndSysreg Sysreg SMCR_EL2 3 4 1 2 6 Fields SMCR_ELx EndSysreg Sysreg DACR32_EL2 3 4 3 0 0 Res0 63:32 Field 31:30 D15 Field 29:28 D14 Field 27:26 D13 Field 25:24 D12 Field 23:22 D11 Field 21:20 D10 Field 19:18 D9 Field 17:16 D8 Field 15:14 D7 Field 13:12 D6 Field 11:10 D5 Field 9:8 D4 Field 7:6 D3 Field 5:4 D2 Field 3:2 D1 Field 1:0 D0 EndSysreg Sysreg FAR_EL2 3 4 6 0 0 Field 63:0 ADDR EndSysreg Sysreg CONTEXTIDR_EL2 3 4 13 0 1 Fields CONTEXTIDR_ELx EndSysreg Sysreg CPACR_EL12 3 5 1 0 2 Fields CPACR_ELx EndSysreg Sysreg ZCR_EL12 3 5 1 2 0 Fields ZCR_ELx EndSysreg Sysreg SMCR_EL12 3 5 1 2 6 Fields SMCR_ELx EndSysreg Sysreg FAR_EL12 3 5 6 0 0 Field 63:0 ADDR EndSysreg Sysreg CONTEXTIDR_EL12 3 5 13 0 1 Fields CONTEXTIDR_ELx EndSysreg SysregFields TTBRx_EL1 Field 63:48 ASID Field 47:1 BADDR Field 0 CnP EndSysregFields Sysreg TTBR0_EL1 3 0 2 0 0 Fields TTBRx_EL1 EndSysreg Sysreg TTBR1_EL1 3 0 2 0 1 Fields TTBRx_EL1 EndSysreg Sysreg LORSA_EL1 3 0 10 4 0 Res0 63:52 Field 51:16 SA Res0 15:1 Field 0 Valid EndSysreg Sysreg LOREA_EL1 3 0 10 4 1 Res0 63:52 Field 51:48 EA_51_48 Field 47:16 EA_47_16 Res0 15:0 EndSysreg Sysreg LORN_EL1 3 0 10 4 2 Res0 63:8 Field 7:0 Num EndSysreg Sysreg LORC_EL1 3 0 10 4 3 Res0 63:10 Field 9:2 DS Res0 1 Field 0 EN EndSysreg Sysreg LORID_EL1 3 0 10 4 7 Res0 63:24 Field 23:16 LD Res0 15:8 Field 7:0 LR EndSysreg