[PATCH 6.6 v3 1/6] arm64: sysreg: Add layout for ID_AA64MMFR4_EL1
From: Colton Lewis <hidden>
Date: 2026-07-09 22:37:16
Also in:
kvmarm, lkml, stable
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
From: Marc Zyngier <maz@kernel.org> [ Upstream commit cfc680bb04c54e61faa51a34d8383a0aa25b583f ] 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 <redacted> Link: https://lore.kernel.org/r/20240122181344.258974-5-maz@kernel.org (local) Signed-off-by: Oliver Upton <redacted> Signed-off-by: Colton Lewis <redacted> --- arch/arm64/tools/sysreg | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 76ce150e7347e..f7180d391f829 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg@@ -1669,6 +1669,43 @@ 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
--
2.55.0.795.g602f6c329a-goog