Line data    Source code

       1           0 : /*
       2             :  * Copyright (c) 2021 Arm Limited (or its affiliates). All rights reserved.
       3             :  *
       4             :  * SPDX-License-Identifier: Apache-2.0
       5             :  */
       6             : #ifndef ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_
       7             : #define ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_
       8             : 
       9             : #if defined(CONFIG_ARM_MMU)
      10             : #include <zephyr/arch/arm64/arm_mmu.h>
      11             : /*
      12             :  * When mmu enabled, some section addresses need to be aligned with
      13             :  * page size which is CONFIG_MMU_PAGE_SIZE
      14             :  */
      15             : #define MEM_DOMAIN_ALIGN_AND_SIZE CONFIG_MMU_PAGE_SIZE
      16             : #elif defined(CONFIG_ARM_MPU)
      17             : #include <zephyr/arch/arm64/cortex_r/arm_mpu.h>
      18             : /*
      19             :  * When mpu enabled, some section addresses need to be aligned with
      20             :  * mpu region min align size which is
      21             :  * CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE
      22             :  */
      23             : #define MEM_DOMAIN_ALIGN_AND_SIZE CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE
      24             : #endif
      25             : 
      26             : #ifndef _ASMLANGUAGE
      27             : 
      28             : struct k_thread;
      29             : void z_arm64_thread_mem_domains_init(struct k_thread *thread);
      30             : void z_arm64_swap_mem_domains(struct k_thread *thread);
      31             : 
      32             : #endif /* _ASMLANGUAGE */
      33             : 
      34             : #endif /* ZEPHYR_INCLUDE_ARCH_ARM64_MM_H_ */