word_granular_access.h

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/*
 * Copyright (c) 2026 Intel Corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_SYS_WORD_GRANULAR_H_
#define ZEPHYR_INCLUDE_SYS_WORD_GRANULAR_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <zephyr/sys/util.h>


 
#ifndef __mem_word_t_defined
#define __mem_word_t_defined

typedef uintptr_t __attribute__((may_alias)) mem_word_t;
 
#define Z_MEM_WORD_T_WIDTH __INTPTR_WIDTH__
#endif /* __mem_word_t_defined */
 
BUILD_ASSERT(Z_MEM_WORD_T_WIDTH == 32, "Unsupported word width for access to "
                                       "word granular access memory");


void *memset_word_granular_access(void *buf, int c, size_t n);

void *memcpy_to_word_granular_access(void *d, const void *s, size_t n);

void *memcpy_from_word_granular_access(void *d, const void *s, size_t n);

 
#ifdef __cplusplus
}
#endif
 
#endif /* ZEPHYR_INCLUDE_SYS_WORD_GRANULAR_H_ */