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_ */