michaelh/zephyr
1
0
Fork 0
Code Releases Activity

arch: arm: core: mpu: allow non-ARM memory attributes

Browse source 
Memory region defined in devicetree can have attributes
that are not intended to be parsed by MPU library,
but might be valid for other components.

Signed-off-by: Nikodem Kastelik <nikodem.kastelik@nordicsemi.no>
This commit is contained in:
Nikodem Kastelik 2024-05-29 14:26:29 +02:00 • committed by Fabio Baltieri
commit 12142f72ec
1 changed files with 3 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

8
arch/arm/core/mpu/arm_mpu.c
View file

@ -130,12 +130,10 @@ static int mpu_configure_regions_from_dt(uint8_t *reg_index)
break; break;
#endif #endif
default: default:
/* Either the specified `ATTR_MPU_*` attribute does not /* Attribute other than ARM-specific is set.
* exists or the `REGION_*_ATTR` macro is not defined * This region should not be configured in MPU.
* for that attribute.
*/ */
LOG_ERR("Invalid attribute for the region\n"); continue;
return -EINVAL;
} }
#if defined(CONFIG_ARMV7_R) #if defined(CONFIG_ARMV7_R)
region_conf.size = size_to_mpu_rasr_size(region[idx].dt_size); region_conf.size = size_to_mpu_rasr_size(region[idx].dt_size);