[PATCH rtems v3 3/7] cpu/armv7m: Add table based init for ARMV7M_MPU

Sebastian Huber sebastian.huber at embedded-brains.de
Thu Nov 19 09:15:58 UTC 2020


On 19/11/2020 09:51, Christian Mauderer wrote:
> +  mpu = _ARMV7M_MPU;
> +  scb = _ARMV7M_SCB;
> +
> +  scb->shcsr &= ~ARMV7M_SCB_SHCSR_MEMFAULTENA;
I think it is not necessary to touch the shcsr. Disabling the MPU should 
be enough.
> +  mpu->ctrl = 0;
> +
> +  _ARM_Data_synchronization_barrier();
> +  _ARM_Instruction_synchronization_barrier();

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