Re: [PATCH v3 4/6] arm64: sysreg: Add BBM_3

[Anshuman Khandual]

On 15/07/26 11:04 AM, Linu Cherian wrote:
> Add BBM_3 definition for ID_AA64MMFR2_EL1 register.
> 
> Signed-off-by: Linu Cherian <linu.cherian@xxxxxxx>
> ---
>  arch/arm64/tools/sysreg | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 7cb61aca3797..e070ada06196 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -2259,6 +2259,7 @@ UnsignedEnum	55:52	BBM
>  	0b0000	0
>  	0b0001	1
>  	0b0010	2
> +	0b0011	3
>  EndEnum
>  UnsignedEnum	51:48	TTL
>  	0b0000	NI

FEAT_BBML3 feature is detected via this ID_AA64MMFR2_EL1_BBM value.

https://developer.arm.com/documentation/111107/2026-03/AArch64-Registers/ID-AA64MMFR2-EL1--AArch64-Memory-Model-Feature-Register-2

Reviewed-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>