Re: [PATCH] arm64/sysreg: Update ID_AA64MMFR2_EL1 register

From: Will Deacon
Date: Fri Apr 19 2024 - 09:46:35 EST


On Fri, Apr 19, 2024 at 07:43:25AM +0530, Anshuman Khandual wrote:
> This updates ID_AA64MMFR2_EL1.VARange register fields as per the definition
> based on DDI0601 2024-03.
>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will@xxxxxxxxxx>
> Cc: Mark Brown <broonie@xxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
> ---
> This applies on v6.9-rc4
>
> arch/arm64/tools/sysreg | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index a4c1dd4741a4..6d7213dcbeb5 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -1739,6 +1739,7 @@ EndEnum
> UnsignedEnum 19:16 VARange
> 0b0000 48
> 0b0001 52
> + 0b0010 56

Is anybody using this? I'm not sure there's a lot of value in adding
these fields one-by-one for the sake of completeness.

Will