[PATCH v2 04/45] arm64/sysreg: Add MPAMSM_EL1 register

Jonathan Cameron jonathan.cameron at huawei.com
Mon Jan 5 08:36:59 PST 2026


On Fri, 19 Dec 2025 18:11:06 +0000
Ben Horgan <ben.horgan at arm.com> wrote:

> The MPAMSM_EL1 register determines the MPAM configuration for an SMCU. Add
> the register definition.
> 
> Signed-off-by: Ben Horgan <ben.horgan at arm.com>

Matches the spec

Reviewed-by: Jonathan Cameron <jonathan.cameron at huawei.com>
> ---
>  arch/arm64/tools/sysreg | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 8921b51866d6..afbb55c9b038 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -5052,6 +5052,14 @@ Field	31:16	PARTID_D
>  Field	15:0	PARTID_I
>  EndSysreg
>  
> +Sysreg	MPAMSM_EL1	3	0	10	5	3
> +Res0	63:48
> +Field	47:40	PMG_D
> +Res0	39:32
> +Field	31:16	PARTID_D
> +Res0	15:0
> +EndSysreg
> +
>  Sysreg	ISR_EL1	3	0	12	1	0
>  Res0	63:11
>  Field	10	IS




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