[RFC PATCH 0/5] Introduce PMSAv8 memory protection unit

Vladimir Murzin vladimir.murzin at arm.com
Fri Dec 15 02:29:53 PST 2017


Hi,

On 15/12/17 10:21, Szemző András wrote:
> Hi,
> 
>> On 2017. Dec 13., at 18:02, Vladimir Murzin <vladimir.murzin at arm.com> wrote:
>>
>> Hi,
>>
>> This series is an attempt to add support for PMSAv8 MPU defined by
>> ARMv8R/M architecture.
>>
>> I'm have a doubt about adding dedicated config option, so both v7 and
>> v8 versions of PMSA are covered with CONFIG_MPU, but I'd glad to hear
>> what people think of it.
>>
>> Thanks!
>>
>> Vladimir Murzin (5):
>>  ARM: NOMMU: Move PMSAv7 MPU under it's own namespace
>>  ARM: NOMMU: Reorganise __setup_mpu
>>  ARM: NOMMU: Postpone MPU activation till __after_proc_init
>>  ARM: NOMMU: Make _stext and _end meet PMSAv8 alignment restrictions
>>  ARM: NOMMU: Support PMSAv8 MPU
>>
> 
> I’ve tested this series on my Atmel armv7m board, and it doesn’t break anything on my side.
> (My test setup is running kernel from SDRAM, with rootfs on SDcard, so no XIP was tested)
> 
> FWIW, you can add my Tested-by for patches 1-4.

Mach appreciated!

Cheers
Vladimir

> 
> Thanks!
> 
> Regards,
> Andras
> 
> 
> 
> 




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