ARM Cortex-R7 :: MPU Region Access Control Register (DRACR) Documentation

Hi all, there is a remarkable difference in the encoding of the MPU Region Access Control Register setting (DRACR) documentation in : - the (actual) TRM : DDI0458D_cortex_r7_trm.pdf (TRM Rev D. Dec...
If a region is marked as non-cacheable, will the CPU also first check the cache when CPU want to access the region?

If a region is marked as non-cacheable, will the CPU also first check the cache when CPU want to access the region? In cortex-A7 spec, it says" the core hardware will check all instruction fetches and...
If a region is marked as non-cacheable, will the CPU also first check the cache when CPU want to access the region?

If a region is marked as non-cacheable, will the CPU also first check the cache when CPU want to access the region? In cortex-A7 spec, it says" the core hardware will check all instruction fetches and...
Difference between Sub regions and Overlapping Regions in MPU

Hi Experts, In the Memory Protection Unit, what is the difference between Sub regions and the Overlapping regions ? What is the typical use case of the MPU and how it helps in building a quality software...
Difference between Sub regions and Overlapping Regions in MPU

Hi Experts, In the Memory Protection Unit, what is the difference between Sub regions and the Overlapping regions ? What is the typical use case of the MPU and how it helps in building a quality software...