zephyr/soc/nordic/nrf54h/mpu_regions.c

41 lines
1.3 KiB
C

/*
* Copyright (c) 2024 Nordic Semiconductor ASA.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/devicetree.h>
#include <zephyr/arch/arm/cortex_m/arm_mpu_mem_cfg.h>
#define USBHS_BASE DT_REG_ADDR_BY_NAME(DT_NODELABEL(usbhs), core)
#define USBHS_SIZE DT_REG_SIZE_BY_NAME(DT_NODELABEL(usbhs), core)
#define CAN120_BASE DT_REG_ADDR_BY_NAME(DT_NODELABEL(can120), message_ram)
#define CAN120_SIZE DT_REG_SIZE_BY_NAME(DT_NODELABEL(can120), message_ram) + \
DT_REG_SIZE_BY_NAME(DT_NODELABEL(can120), m_can)
static struct arm_mpu_region mpu_regions[] = {
MPU_REGION_ENTRY("FLASH_0",
CONFIG_FLASH_BASE_ADDRESS,
REGION_FLASH_ATTR(CONFIG_FLASH_BASE_ADDRESS,
CONFIG_FLASH_SIZE * 1024)),
MPU_REGION_ENTRY("SRAM_0",
CONFIG_SRAM_BASE_ADDRESS,
REGION_RAM_ATTR(CONFIG_SRAM_BASE_ADDRESS,
CONFIG_SRAM_SIZE * 1024)),
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usbhs), okay)
MPU_REGION_ENTRY("USBHS_CORE", USBHS_BASE,
REGION_RAM_NOCACHE_ATTR(USBHS_BASE, USBHS_SIZE)),
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(can120), okay)
MPU_REGION_ENTRY("CAN120_MCAN", CAN120_BASE,
REGION_RAM_NOCACHE_ATTR(CAN120_BASE, CAN120_SIZE)),
#endif
};
const struct arm_mpu_config mpu_config = {
.num_regions = ARRAY_SIZE(mpu_regions),
.mpu_regions = mpu_regions,
};