[PATCH 12/33] arm_mpam: Add MPAM MSC register layout definitions

Gavin Shan gshan at redhat.com
Sat Nov 8 16:25:10 PST 2025


On 11/7/25 10:34 PM, Ben Horgan wrote:
> From: James Morse <james.morse at arm.com>
> 
> Memory Partitioning and Monitoring (MPAM) has memory mapped devices
> (MSCs) with an identity/configuration page.
> 
> Add the definitions for these registers as offset within the page(s).
> 
> Link: https://developer.arm.com/documentation/ihi0099/aa/
> Signed-off-by: James Morse <james.morse at arm.com>
> Reviewed-by: Ben Horgan <ben.horgan at arm.com>
> Reviewed-by: Fenghua Yu <fenghuay at nvidia.com>
> Tested-by: Fenghua Yu <fenghuay at nvidia.com>
> Reviewed-by: Shaopeng Tan <tan.shaopeng at jp.fujitsu.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron at huawei.com>
> Tested-by: Shaopeng Tan <tan.shaopeng at jp.fujitsu.com>
> Tested-by: Peter Newman <peternewman at google.com>
> Signed-off-by: Ben Horgan <ben.horgan at arm.com>
> ---
> Changes since v3:
> Add tags - thanks!
> Consistent naming of long counter variants (Jonathan)
> ---
>   drivers/resctrl/mpam_internal.h | 267 ++++++++++++++++++++++++++++++++
>   1 file changed, 267 insertions(+)
> 

Reviewed-by: Gavin Shan <gshan at redhat.com>




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