arm64: sysreg: Add layout for ID_AA64MMFR4_EL1

ARMv9.5 has infroduced ID_AA64MMFR4_EL1 with a bunch of new features.
Add the corresponding layout.

This is extracted from the public ARM SysReg_xml_A_profile-2023-09
delivery, timestamped d55f5af8e09052abe92a02adf820deea2eaed717.

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Miguel Luis <miguel.luis@oracle.com>
Link: https://lore.kernel.org/r/20240122181344.258974-5-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 4c9b679..fa3fe08 100644 (file)
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -1791,6 +1791,43 @@ UnsignedEnum     3:0     TCRX
 EndEnum
 EndSysreg
 
+Sysreg ID_AA64MMFR4_EL1        3       0       0       7       4
+Res0   63:40
+UnsignedEnum   39:36   E3DSE
+       0b0000  NI
+       0b0001  IMP
+EndEnum
+Res0   35:28
+SignedEnum     27:24   E2H0
+       0b0000  IMP
+       0b1110  NI_NV1
+       0b1111  NI
+EndEnum
+UnsignedEnum   23:20   NV_frac
+       0b0000  NV_NV2
+       0b0001  NV2_ONLY
+EndEnum
+UnsignedEnum   19:16   FGWTE3
+       0b0000  NI
+       0b0001  IMP
+EndEnum
+UnsignedEnum   15:12   HACDBS
+       0b0000  NI
+       0b0001  IMP
+EndEnum
+UnsignedEnum   11:8    ASID2
+       0b0000  NI
+       0b0001  IMP
+EndEnum
+SignedEnum     7:4     EIESB
+       0b0000  NI
+       0b0001  ToEL3
+       0b0010  ToELx
+       0b1111  ANY
+EndEnum
+Res0   3:0
+EndSysreg
+
 Sysreg SCTLR_EL1       3       0       1       0       0
 Field  63      TIDCP
 Field  62      SPINTMASK