mm.h

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/*
 * Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_
#define ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_
 
#if defined(CONFIG_ARM_MMU)
#include <zephyr/arch/arm64/arm_mmu.h>
/*
 * When mmu enabled, some section addresses need to be aligned with
 * page size which is CONFIG_MMU_PAGE_SIZE
 */
#define MEM_DOMAIN_ALIGN_AND_SIZE CONFIG_MMU_PAGE_SIZE
#elif defined(CONFIG_ARM_MPU)
#include <zephyr/arch/arm64/cortex_r/arm_mpu.h>
/*
 * When mpu enabled, some section addresses need to be aligned with
 * mpu region min align size which is
 * CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE
 */
#define MEM_DOMAIN_ALIGN_AND_SIZE CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE
#endif
 
#ifndef _ASMLANGUAGE
 
struct k_thread;
void z_arm64_thread_mem_domains_init(struct k_thread *thread);
void z_arm64_swap_mem_domains(struct k_thread *thread);
 
#endif /* _ASMLANGUAGE */
 
#endif /* ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_ */