blob: d40a639a705b83123eb42f834d48fb51fd694da7 [file] [log] [blame]
/*
* Copyright (c) 2015, Wind River Systems, Inc.
* Copyright (c) 2017, Oticon A/S
*
* SPDX-License-Identifier: Apache-2.0
*/
/* Memory mapped registers I/O functions in non-arch-specific C code */
#ifndef ZEPHYR_INCLUDE_ARCH_COMMON_SYS_IO_H_
#define ZEPHYR_INCLUDE_ARCH_COMMON_SYS_IO_H_
#ifndef _ASMLANGUAGE
#include <toolchain.h>
#include <zephyr/types.h>
#include <sys/sys_io.h>
#ifdef __cplusplus
extern "C" {
#endif
static ALWAYS_INLINE uint8_t sys_read8(mem_addr_t addr)
{
return *(volatile uint8_t *)addr;
}
static ALWAYS_INLINE void sys_write8(uint8_t data, mem_addr_t addr)
{
*(volatile uint8_t *)addr = data;
}
static ALWAYS_INLINE uint16_t sys_read16(mem_addr_t addr)
{
return *(volatile uint16_t *)addr;
}
static ALWAYS_INLINE void sys_write16(uint16_t data, mem_addr_t addr)
{
*(volatile uint16_t *)addr = data;
}
static ALWAYS_INLINE uint32_t sys_read32(mem_addr_t addr)
{
return *(volatile uint32_t *)addr;
}
static ALWAYS_INLINE void sys_write32(uint32_t data, mem_addr_t addr)
{
*(volatile uint32_t *)addr = data;
}
#ifdef __cplusplus
}
#endif
#endif /* _ASMLANGUAGE */
#endif /* ZEPHYR_INCLUDE_ARCH_COMMON_SYS_IO_H_ */