arm64: sysreg: Describe ID_AA64DFR2_EL1 fields

Describe the new ID register in line with DDI0601 2024-09.

Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20241025182354.3364124-3-oliver.upton@linux.dev
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
This commit is contained in:
Oliver Upton 2024-10-25 18:23:37 +00:00
parent a016202009
commit 93d7356e4b

View File

@ -1287,6 +1287,32 @@ Field 15:8 BRPs
Field 7:0 SYSPMUID
EndSysreg
Sysreg ID_AA64DFR2_EL1 3 0 0 5 2
Res0 63:28
UnsignedEnum 27:24 TRBE_EXC
0b0000 NI
0b0001 IMP
EndEnum
UnsignedEnum 23:20 SPE_nVM
0b0000 NI
0b0001 IMP
EndEnum
UnsignedEnum 19:16 SPE_EXC
0b0000 NI
0b0001 IMP
EndEnum
Res0 15:8
UnsignedEnum 7:4 BWE
0b0000 NI
0b0001 FEAT_BWE
0b0002 FEAT_BWE2
EndEnum
UnsignedEnum 3:0 STEP
0b0000 NI
0b0001 IMP
EndEnum
EndSysreg
Sysreg ID_AA64AFR0_EL1 3 0 0 5 4
Res0 63:32
Field 31:28 IMPDEF7