1 # SPDX-License-Identifier: GPL-2.0-only
3 # System register metadata
5 # Each System register is described by a Sysreg block:
7 # Sysreg <name> <op0> <op1> <crn> <crm> <op2>
12 # Within a Sysreg block, each field can be described as one of:
20 # Field <msb>[:<lsb>] <name>
22 # Enum <msb>[:<lsb>] <name>
23 # <enumval> <enumname>
27 # Alternatively if multiple registers share the same layout then
28 # a SysregFields block can be used to describe the shared layout
30 # SysregFields <fieldsname>
35 # and referenced from within the Sysreg:
37 # Sysreg <name> <op0> <op1> <crn> <crm> <op2>
41 # For ID registers we adopt a few conventions for translating the
42 # language in the ARM into defines:
44 # NI - Not implemented
47 # In general it is recommended that new enumeration items be named for the
48 # feature that introduces them (eg, FEAT_LS64_ACCDATA introduces enumeration
49 # item ACCDATA) though it may be more taseful to do something else.
51 Sysreg OSDTRRX_EL1 2 0 0 0 2
56 Sysreg MDCCINT_EL1 2 0 0 2 0
63 Sysreg MDSCR_EL1 2 0 0 2 2
91 Sysreg OSDTRTX_EL1 2 0 0 3 2
96 Sysreg OSECCR_EL1 2 0 0 6 2
101 Sysreg OSLAR_EL1 2 0 1 0 4
106 Sysreg ID_PFR0_EL1 3 0 0 1 0
108 UnsignedEnum 31:28 RAS
113 UnsignedEnum 27:24 DIT
117 UnsignedEnum 23:20 AMU
122 UnsignedEnum 19:16 CSV2
127 UnsignedEnum 15:12 State3
136 UnsignedEnum 7:4 State1
141 UnsignedEnum 3:0 State0
147 Sysreg ID_PFR1_EL1 3 0 0 1 1
149 UnsignedEnum 31:28 GIC
154 UnsignedEnum 27:24 Virt_frac
163 UnsignedEnum 19:16 GenTimer
168 UnsignedEnum 15:12 Virtualization
172 UnsignedEnum 11:8 MProgMod
181 UnsignedEnum 3:0 ProgMod
187 Sysreg ID_DFR0_EL1 3 0 0 1 2
189 UnsignedEnum 31:28 TraceFilt
193 UnsignedEnum 27:24 PerfMon
237 Sysreg ID_AFR0_EL1 3 0 0 1 3
245 Sysreg ID_MMFR0_EL1 3 0 0 1 4
252 UnsignedEnum 27:24 FCSE
292 Sysreg ID_MMFR1_EL1 3 0 0 1 5
309 0b0010 CLEAN_AND_INVALIDATE
313 0b0001 INVALIDATE_ISIDE_ONLY
315 0b0011 CLEAN_AND_INVALIDATE
320 0b0010 CLEAN_AND_INVALIDATE
325 0b0001 CLEAN_AND_INVALIDATE
326 0b0010 INVALIDATE_DSIDE_ONLY
331 0b0001 CLEAN_AND_INVALIDATE
336 0b0001 CLEAN_AND_INVALIDATE
341 Sysreg ID_MMFR2_EL1 3 0 0 1 6
382 Sysreg ID_MMFR3_EL1 3 0 0 1 7
422 Sysreg ID_ISAR0_EL1 3 0 0 2 0
429 UnsignedEnum 23:20 Debug
440 UnsignedEnum 15:12 CmpBranch
444 UnsignedEnum 11:8 BitField
448 UnsignedEnum 7:4 BitCount
452 UnsignedEnum 3:0 Swap
458 Sysreg ID_ISAR1_EL1 3 0 0 2 1
497 Sysreg ID_ISAR2_EL1 3 0 0 2 2
524 Enum 11:8 MultiAccessInt
543 Sysreg ID_ISAR3_EL1 3 0 0 2 3
581 Sysreg ID_ISAR4_EL1 3 0 0 2 4
591 Enum 23:20 SynchPrim_frac
616 0b0010 SIGNED_HALFWORD
620 Sysreg ID_ISAR5_EL1 3 0 0 2 5
622 UnsignedEnum 31:28 VCMA
626 UnsignedEnum 27:24 RDM
631 UnsignedEnum 19:16 CRC32
635 UnsignedEnum 15:12 SHA2
639 UnsignedEnum 11:8 SHA1
648 UnsignedEnum 3:0 SEVL
654 Sysreg ID_ISAR6_EL1 3 0 0 2 7
656 UnsignedEnum 27:24 I8MM
660 UnsignedEnum 23:20 BF16
664 UnsignedEnum 19:16 SPECRES
668 UnsignedEnum 15:12 SB
672 UnsignedEnum 11:8 FHM
680 UnsignedEnum 3:0 JSCVT
686 Sysreg ID_MMFR4_EL1 3 0 0 2 6
688 UnsignedEnum 31:28 EVT
693 UnsignedEnum 27:24 CCIDX
697 UnsignedEnum 23:20 LSM
701 UnsignedEnum 19:16 HPDS
706 UnsignedEnum 15:12 CnP
710 UnsignedEnum 11:8 XNX
718 UnsignedEnum 3:0 SpecSEI
724 Sysreg MVFR0_EL1 3 0 0 3 0
726 UnsignedEnum 31:28 FPRound
730 UnsignedEnum 27:24 FPShVec
734 UnsignedEnum 23:20 FPSqrt
738 UnsignedEnum 19:16 FPDivide
742 UnsignedEnum 15:12 FPTrap
746 UnsignedEnum 11:8 FPDP
751 UnsignedEnum 7:4 FPSP
763 Sysreg MVFR1_EL1 3 0 0 3 1
765 UnsignedEnum 31:28 SIMDFMAC
769 UnsignedEnum 27:24 FPHP
775 UnsignedEnum 23:20 SIMDHP
780 UnsignedEnum 19:16 SIMDSP
784 UnsignedEnum 15:12 SIMDInt
788 UnsignedEnum 11:8 SIMDLS
792 UnsignedEnum 7:4 FPDNaN
796 UnsignedEnum 3:0 FPFtZ
802 Sysreg MVFR2_EL1 3 0 0 3 2
807 0b0010 FP_DIRECTED_ROUNDING
813 0b0001 SIMD_DIRECTED_ROUNDING
819 Sysreg ID_PFR2_EL1 3 0 0 3 4
821 UnsignedEnum 11:8 RAS_frac
825 UnsignedEnum 7:4 SSBS
829 UnsignedEnum 3:0 CSV3
835 Sysreg ID_DFR1_EL1 3 0 0 3 5
837 UnsignedEnum 7:4 HPMN0
848 Sysreg ID_MMFR5_EL1 3 0 0 3 6
850 UnsignedEnum 7:4 nTLBPA
860 Sysreg ID_AA64PFR0_EL1 3 0 0 4 0
861 UnsignedEnum 63:60 CSV3
865 UnsignedEnum 59:56 CSV2
871 UnsignedEnum 55:52 RME
875 UnsignedEnum 51:48 DIT
879 UnsignedEnum 47:44 AMU
884 UnsignedEnum 43:40 MPAM
888 UnsignedEnum 39:36 SEL2
892 UnsignedEnum 35:32 SVE
896 UnsignedEnum 31:28 RAS
901 UnsignedEnum 27:24 GIC
906 SignedEnum 23:20 AdvSIMD
916 UnsignedEnum 15:12 EL3
921 UnsignedEnum 11:8 EL2
936 Sysreg ID_AA64PFR1_EL1 3 0 0 4 1
937 UnsignedEnum 63:60 PFAR
941 UnsignedEnum 59:56 DF2
945 UnsignedEnum 55:52 MTEX
949 UnsignedEnum 51:48 THE
953 UnsignedEnum 47:44 GCS
961 UnsignedEnum 39:36 NMI
965 UnsignedEnum 35:32 CSV2_frac
970 UnsignedEnum 31:28 RNDR_trap
974 UnsignedEnum 27:24 SME
980 UnsignedEnum 19:16 MPAM_frac
984 UnsignedEnum 15:12 RAS_frac
988 UnsignedEnum 11:8 MTE
994 UnsignedEnum 7:4 SSBS
1005 Sysreg ID_AA64ZFR0_EL1 3 0 0 4 4
1007 UnsignedEnum 59:56 F64MM
1011 UnsignedEnum 55:52 F32MM
1016 UnsignedEnum 47:44 I8MM
1020 UnsignedEnum 43:40 SM4
1025 UnsignedEnum 35:32 SHA3
1030 UnsignedEnum 27:24 B16B16
1034 UnsignedEnum 23:20 BF16
1039 UnsignedEnum 19:16 BitPerm
1044 UnsignedEnum 7:4 AES
1049 UnsignedEnum 3:0 SVEver
1056 Sysreg ID_AA64SMFR0_EL1 3 0 0 4 5
1057 UnsignedEnum 63 FA64
1062 UnsignedEnum 59:56 SMEver
1068 UnsignedEnum 55:52 I16I64
1073 UnsignedEnum 48 F64F64
1077 UnsignedEnum 47:44 I16I32
1081 UnsignedEnum 43 B16B16
1085 UnsignedEnum 42 F16F16
1090 UnsignedEnum 39:36 I8I32
1094 UnsignedEnum 35 F16F32
1098 UnsignedEnum 34 B16F32
1102 UnsignedEnum 33 BI32I32
1106 UnsignedEnum 32 F32F32
1113 Sysreg ID_AA64DFR0_EL1 3 0 0 5 0
1115 0b0000 UNPREDICTABLE
1119 UnsignedEnum 55:52 BRBE
1129 UnsignedEnum 47:44 TraceBuffer
1133 UnsignedEnum 43:40 TraceFilt
1137 UnsignedEnum 39:36 DoubleLock
1141 UnsignedEnum 35:32 PMSVer
1148 Field 31:28 CTX_CMPs
1153 UnsignedEnum 11:8 PMUVer
1163 UnsignedEnum 7:4 TraceVer
1167 UnsignedEnum 3:0 DebugVer
1176 Sysreg ID_AA64DFR1_EL1 3 0 0 5 1
1180 Sysreg ID_AA64AFR0_EL1 3 0 0 5 4
1192 Sysreg ID_AA64AFR1_EL1 3 0 0 5 5
1196 Sysreg ID_AA64ISAR0_EL1 3 0 0 6 0
1197 UnsignedEnum 63:60 RNDR
1201 UnsignedEnum 59:56 TLB
1206 UnsignedEnum 55:52 TS
1211 UnsignedEnum 51:48 FHM
1215 UnsignedEnum 47:44 DP
1219 UnsignedEnum 43:40 SM4
1223 UnsignedEnum 39:36 SM3
1227 UnsignedEnum 35:32 SHA3
1231 UnsignedEnum 31:28 RDM
1235 UnsignedEnum 27:24 TME
1239 UnsignedEnum 23:20 ATOMIC
1244 UnsignedEnum 19:16 CRC32
1248 UnsignedEnum 15:12 SHA2
1253 UnsignedEnum 11:8 SHA1
1257 UnsignedEnum 7:4 AES
1265 Sysreg ID_AA64ISAR1_EL1 3 0 0 6 1
1266 UnsignedEnum 63:60 LS64
1272 UnsignedEnum 59:56 XS
1276 UnsignedEnum 55:52 I8MM
1280 UnsignedEnum 51:48 DGH
1284 UnsignedEnum 47:44 BF16
1289 UnsignedEnum 43:40 SPECRES
1293 UnsignedEnum 39:36 SB
1297 UnsignedEnum 35:32 FRINTTS
1301 UnsignedEnum 31:28 GPI
1305 UnsignedEnum 27:24 GPA
1309 UnsignedEnum 23:20 LRCPC
1315 UnsignedEnum 19:16 FCMA
1319 UnsignedEnum 15:12 JSCVT
1323 UnsignedEnum 11:8 API
1331 UnsignedEnum 7:4 APA
1339 UnsignedEnum 3:0 DPB
1346 Sysreg ID_AA64ISAR2_EL1 3 0 0 6 2
1348 UnsignedEnum 55:52 CSSC
1352 UnsignedEnum 51:48 RPRFM
1357 UnsignedEnum 31:28 CLRBHB
1361 UnsignedEnum 27:24 PAC_frac
1365 UnsignedEnum 23:20 BC
1369 UnsignedEnum 19:16 MOPS
1373 UnsignedEnum 15:12 APA3
1381 UnsignedEnum 11:8 GPA3
1385 UnsignedEnum 7:4 RPRES
1389 UnsignedEnum 3:0 WFxT
1395 Sysreg ID_AA64MMFR0_EL1 3 0 0 7 0
1396 UnsignedEnum 63:60 ECV
1401 UnsignedEnum 59:56 FGT
1406 UnsignedEnum 47:44 EXS
1416 Enum 39:36 TGRAN64_2
1421 Enum 35:32 TGRAN16_2
1441 UnsignedEnum 19:16 BIGENDEL0
1445 UnsignedEnum 15:12 SNSMEM
1449 UnsignedEnum 11:8 BIGEND
1468 Sysreg ID_AA64MMFR1_EL1 3 0 0 7 1
1469 UnsignedEnum 63:60 ECBHB
1473 UnsignedEnum 59:56 CMOW
1477 UnsignedEnum 55:52 TIDCP1
1481 UnsignedEnum 51:48 nTLBPA
1485 UnsignedEnum 47:44 AFP
1489 UnsignedEnum 43:40 HCX
1493 UnsignedEnum 39:36 ETS
1497 UnsignedEnum 35:32 TWED
1501 UnsignedEnum 31:28 XNX
1505 UnsignedEnum 27:24 SpecSEI
1509 UnsignedEnum 23:20 PAN
1515 UnsignedEnum 19:16 LO
1519 UnsignedEnum 15:12 HPDS
1524 UnsignedEnum 11:8 VH
1532 UnsignedEnum 3:0 HAFDBS
1539 Sysreg ID_AA64MMFR2_EL1 3 0 0 7 2
1540 UnsignedEnum 63:60 E0PD
1544 UnsignedEnum 59:56 EVT
1549 UnsignedEnum 55:52 BBM
1554 UnsignedEnum 51:48 TTL
1559 UnsignedEnum 43:40 FWB
1567 UnsignedEnum 35:32 AT
1575 UnsignedEnum 27:24 NV
1588 UnsignedEnum 15:12 IESB
1592 UnsignedEnum 11:8 LSM
1596 UnsignedEnum 7:4 UAO
1600 UnsignedEnum 3:0 CnP
1606 Sysreg ID_AA64MMFR3_EL1 3 0 0 7 3
1607 UnsignedEnum 63:60 Spec_FPACC
1611 UnsignedEnum 59:56 ADERR
1615 0b0011 FEAT_ADERR_IND
1617 UnsignedEnum 55:52 SDERR
1621 0b0011 FEAT_ADERR_IND
1624 UnsignedEnum 47:44 ANERR
1628 0b0011 FEAT_ANERR_IND
1630 UnsignedEnum 43:40 SNERR
1634 0b0011 FEAT_ANERR_IND
1636 UnsignedEnum 39:36 D128_2
1640 UnsignedEnum 35:32 D128
1644 UnsignedEnum 31:28 MEC
1648 UnsignedEnum 27:24 AIE
1652 UnsignedEnum 23:20 S2POE
1656 UnsignedEnum 19:16 S1POE
1660 UnsignedEnum 15:12 S2PIE
1664 UnsignedEnum 11:8 S1PIE
1668 UnsignedEnum 7:4 SCTLRX
1672 UnsignedEnum 3:0 TCRX
1678 Sysreg SCTLR_EL1 3 0 1 0 0
1749 SysregFields CPACR_ELx
1761 Sysreg CPACR_EL1 3 0 1 0 2
1765 Sysreg SMPRI_EL1 3 0 1 2 4
1770 SysregFields ZCR_ELx
1776 Sysreg ZCR_EL1 3 0 1 2 0
1780 SysregFields SMCR_ELx
1789 Sysreg SMCR_EL1 3 0 1 2 6
1793 Sysreg ALLINT 3 0 4 3 0
1799 Sysreg FAR_EL1 3 0 6 0 0
1803 Sysreg PMSCR_EL1 3 0 9 9 0
1814 Sysreg PMSNEVFR_EL1 3 0 9 9 1
1818 Sysreg PMSICR_EL1 3 0 9 9 2
1824 Sysreg PMSIRR_EL1 3 0 9 9 3
1831 Sysreg PMSFCR_EL1 3 0 9 9 4
1843 Sysreg PMSEVFR_EL1 3 0 9 9 5
1847 Sysreg PMSLATFR_EL1 3 0 9 9 6
1852 Sysreg PMSIDR_EL1 3 0 9 9 7
1856 Enum 19:16 COUNTSIZE
1881 Sysreg PMBLIMITR_EL1 3 0 9 10 0
1893 Sysreg PMBPTR_EL1 3 0 9 10 1
1897 Sysreg PMBSR_EL1 3 0 9 10 3
1914 Sysreg PMBIDR_EL1 3 0 9 10 7
1927 SysregFields CONTEXTIDR_ELx
1932 Sysreg CONTEXTIDR_EL1 3 0 13 0 1
1933 Fields CONTEXTIDR_ELx
1936 Sysreg TPIDR_EL1 3 0 13 0 4
1940 Sysreg SCXTNUM_EL1 3 0 13 0 7
1941 Field 63:0 SoftwareContextNumber
1944 # The bit layout for CCSIDR_EL1 depends on whether FEAT_CCIDX is implemented.
1945 # The following is for case when FEAT_CCIDX is not implemented.
1946 Sysreg CCSIDR_EL1 3 1 0 0 0
1950 Field 12:3 Associativity
1954 Sysreg CLIDR_EL1 3 1 0 0 1
1970 Sysreg CCSIDR2_EL1 3 1 0 0 2
1975 Sysreg GMID_EL1 3 1 0 0 4
1980 Sysreg SMIDR_EL1 3 1 0 0 6
1982 Field 31:24 IMPLEMENTER
1983 Field 23:16 REVISION
1989 Sysreg CSSELR_EL1 3 2 0 0 0
1996 Sysreg CTR_EL0 3 3 0 0 1
1998 Field 37:32 TminLine
2005 Field 19:16 DminLine
2008 # This is named as AIVIVT in the ARM but documented as reserved
2017 Sysreg DCZID_EL0 3 3 0 0 7
2023 Sysreg SVCR 3 3 4 2 2
2029 SysregFields HFGxTR_EL2
2030 Field 63 nAMAIR2_EL1
2037 Field 56 nRCWMASK_EL1
2038 Field 55 nTPIDR2_EL0
2043 Field 50 nACCDATA_EL1
2044 Field 49 ERXADDR_EL1
2045 Field 48 ERXPFGCDN_EL1
2046 Field 47 ERXPFGCTL_EL1
2047 Field 46 ERXPFGF_EL1
2048 Field 45 ERXMISCn_EL1
2049 Field 44 ERXSTATUS_EL1
2050 Field 43 ERXCTLR_EL1
2052 Field 41 ERRSELR_EL1
2054 Field 39 ICC_IGRPENn_EL1
2059 Field 34 TPIDRRO_EL0
2062 Field 31 SCXTNUM_EL0
2063 Field 30 SCXTNUM_EL1
2082 Field 11 CONTEXTIDR_EL1
2096 Sysreg HFGRTR_EL2 3 4 1 1 4
2100 Sysreg HFGWTR_EL2 3 4 1 1 5
2104 Sysreg HFGITR_EL2 3 4 1 1 6
2108 Field 58 nGCSSTR_EL1
2109 Field 57 nGCSPUSHM_EL1
2124 Field 42 TLBIVMALLE1
2125 Field 41 TLBIRVAALE1
2129 Field 37 TLBIRVAALE1IS
2130 Field 36 TLBIRVALE1IS
2131 Field 35 TLBIRVAAE1IS
2132 Field 34 TLBIRVAE1IS
2133 Field 33 TLBIVAALE1IS
2134 Field 32 TLBIVALE1IS
2135 Field 31 TLBIVAAE1IS
2136 Field 30 TLBIASIDE1IS
2138 Field 28 TLBIVMALLE1IS
2139 Field 27 TLBIRVAALE1OS
2140 Field 26 TLBIRVALE1OS
2141 Field 25 TLBIRVAAE1OS
2142 Field 24 TLBIRVAE1OS
2143 Field 23 TLBIVAALE1OS
2144 Field 22 TLBIVALE1OS
2145 Field 21 TLBIVAAE1OS
2146 Field 20 TLBIASIDE1OS
2148 Field 18 TLBIVMALLE1OS
2169 Sysreg HDFGRTR_EL2 3 4 3 1 4
2171 Field 62 nPMSNEVFR_EL1
2175 Field 58 PMCEIDn_EL0
2176 Field 57 PMUSERENR_EL0
2181 Field 52 TRBLIMITR_EL1
2183 Field 50 TRBBASER_EL1
2198 Field 34 TRCAUTHSTATUS
2200 Field 32 PMSLATFR_EL1
2205 Field 27 PMSEVFR_EL1
2209 Field 23 PMBLIMITR_EL1
2216 Field 15 PMCCNTR_EL0
2217 Field 14 PMCCFILTR_EL0
2218 Field 13 PMEVTYPERn_EL0
2219 Field 12 PMEVCNTRn_EL0
2225 Field 6 DBGAUTHSTATUS_EL1
2234 Sysreg HDFGWTR_EL2 3 4 3 1 5
2236 Field 62 nPMSNEVFR_EL1
2240 Field 57 PMUSERENR_EL0
2245 Field 52 TRBLIMITR_EL1
2247 Field 50 TRBBASER_EL1
2263 Field 32 PMSLATFR_EL1
2268 Field 27 PMSEVFR_EL1
2272 Field 23 PMBLIMITR_EL1
2275 Field 20 PMSWINC_EL0
2280 Field 15 PMCCNTR_EL0
2281 Field 14 PMCCFILTR_EL0
2282 Field 13 PMEVTYPERn_EL0
2283 Field 12 PMEVCNTRn_EL0
2298 Sysreg ZCR_EL2 3 4 1 2 0
2302 Sysreg HCRX_EL2 3 4 1 2 2
2328 Sysreg SMPRIMAP_EL2 3 4 1 2 5
2347 Sysreg SMCR_EL2 3 4 1 2 6
2351 Sysreg DACR32_EL2 3 4 3 0 0
2371 Sysreg FAR_EL2 3 4 6 0 0
2375 Sysreg PMSCR_EL2 3 4 9 9 0
2390 Sysreg CONTEXTIDR_EL2 3 4 13 0 1
2391 Fields CONTEXTIDR_ELx
2394 Sysreg CNTPOFF_EL2 3 4 14 0 6
2395 Field 63:0 PhysicalOffset
2398 Sysreg CPACR_EL12 3 5 1 0 2
2402 Sysreg ZCR_EL12 3 5 1 2 0
2406 Sysreg SMCR_EL12 3 5 1 2 6
2410 Sysreg FAR_EL12 3 5 6 0 0
2414 Sysreg CONTEXTIDR_EL12 3 5 13 0 1
2415 Fields CONTEXTIDR_ELx
2418 SysregFields TTBRx_EL1
2424 Sysreg TTBR0_EL1 3 0 2 0 0
2428 Sysreg TTBR1_EL1 3 0 2 0 1
2432 SysregFields TCR2_EL1x
2448 Sysreg TCR2_EL1 3 0 2 0 3
2452 Sysreg TCR2_EL12 3 5 2 0 3
2456 Sysreg TCR2_EL2 3 4 2 0 3
2474 SysregFields PIRx_ELx
2493 Sysreg PIRE0_EL1 3 0 10 2 2
2497 Sysreg PIRE0_EL12 3 5 10 2 2
2501 Sysreg PIR_EL1 3 0 10 2 3
2505 Sysreg PIR_EL12 3 5 10 2 3
2509 Sysreg PIR_EL2 3 4 10 2 3
2513 Sysreg LORSA_EL1 3 0 10 4 0
2520 Sysreg LOREA_EL1 3 0 10 4 1
2522 Field 51:48 EA_51_48
2523 Field 47:16 EA_47_16
2527 Sysreg LORN_EL1 3 0 10 4 2
2532 Sysreg LORC_EL1 3 0 10 4 3
2539 Sysreg LORID_EL1 3 0 10 4 7
2546 Sysreg ISR_EL1 3 0 12 1 0
2556 Sysreg ICC_NMIAR1_EL1 3 0 12 9 5
2561 Sysreg TRBLIMITR_EL1 3 0 9 11 0
2579 Sysreg TRBPTR_EL1 3 0 9 11 1
2583 Sysreg TRBBASER_EL1 3 0 9 11 2
2588 Sysreg TRBSR_EL1 3 0 9 11 3
2604 Sysreg TRBMAR_EL1 3 0 9 11 4
2614 0b10 OUTER_SHAREABLE
2615 0b11 INNER_SHAREABLE
2620 Sysreg TRBTRG_EL1 3 0 9 11 6
2625 Sysreg TRBIDR_EL1 3 0 9 11 7