blob: bfbd0f85785ef81fb0ca377bd637db9c4c42744f [file] [log] [blame]
/*
* Copyright 2022 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/linker/linker-defs.h>
#include <zephyr/arch/arm/aarch32/mpu/arm_mpu.h>
#define DEVICE_REGION_START 0x40000000UL
#define DEVICE_REGION_END 0x76FFFFFFUL
static const struct arm_mpu_region mpu_regions[] = {
MPU_REGION_ENTRY("vector",
(uintptr_t)_vector_start,
REGION_RAM_TEXT_ATTR((uintptr_t)_vector_end)),
MPU_REGION_ENTRY("SRAM_TEXT",
(uintptr_t)__text_region_start,
REGION_RAM_TEXT_ATTR((uintptr_t)__rodata_region_start)),
MPU_REGION_ENTRY("SRAM_RODATA",
(uintptr_t)__rodata_region_start,
REGION_RAM_RO_ATTR((uintptr_t)__rodata_region_end)),
MPU_REGION_ENTRY("SRAM_DATA",
#ifdef CONFIG_USERSPACE
(uintptr_t)_app_smem_start,
#else
(uintptr_t)__kernel_ram_start,
#endif
REGION_RAM_ATTR((uintptr_t)__kernel_ram_end)),
MPU_REGION_ENTRY("DEVICE",
DEVICE_REGION_START,
REGION_DEVICE_ATTR(DEVICE_REGION_END)),
};
const struct arm_mpu_config mpu_config = {
.num_regions = ARRAY_SIZE(mpu_regions),
.mpu_regions = mpu_regions,
};