42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-09-25 tangzz98 the first version
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*/
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#ifndef __MPROTECT_H__
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#define __MPROTECT_H__
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#include <rtdef.h>
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#include <mputype.h>
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#define ADDR_IN_REGION(addr, region) (((rt_size_t)(addr) >= (rt_size_t)((region)->start)) && ((rt_size_t)(addr) < (rt_size_t)((region)->start) + (region)->size))
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typedef struct
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{
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void *start;
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rt_size_t size;
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rt_mem_attr_t attr;
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} rt_mem_region_t;
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#include <mpu.h>
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typedef struct
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{
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rt_mem_region_t region;
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rt_thread_t owner;
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} rt_mem_exclusive_region_t;
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int rt_mprotect_init(void);
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rt_err_t rt_mprotect_add_region(rt_thread_t thread, rt_mem_region_t *region);
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rt_err_t rt_mprotect_delete_region(rt_thread_t thread, rt_mem_region_t *region);
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rt_err_t rt_mprotect_update_region(rt_thread_t thread, rt_mem_region_t *region);
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rt_err_t rt_mprotect_add_exclusive_region(void *start, rt_size_t size);
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rt_err_t rt_mprotect_delete_exclusive_region(void *start, rt_size_t size);
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#endif /* __MPROTECT_H__ */
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