84 lines
1.4 KiB
C
84 lines
1.4 KiB
C
/*
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* Copyright (c) 2021 Synopsys.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_ARCH_ARC_SYS_IO_COMMON_H_
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#define ZEPHYR_INCLUDE_ARCH_ARC_SYS_IO_COMMON_H_
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#ifndef _ASMLANGUAGE
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#include <toolchain.h>
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#include <sys/sys_io.h>
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#include <arch/arc/v2/aux_regs.h>
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#include <zephyr/types.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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static ALWAYS_INLINE uint8_t sys_read8(mem_addr_t addr)
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{
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uint8_t value;
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compiler_barrier();
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value = *(volatile uint8_t *)addr;
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compiler_barrier();
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return value;
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}
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static ALWAYS_INLINE void sys_write8(uint8_t data, mem_addr_t addr)
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{
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compiler_barrier();
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*(volatile uint8_t *)addr = data;
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compiler_barrier();
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}
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static ALWAYS_INLINE uint16_t sys_read16(mem_addr_t addr)
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{
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uint16_t value;
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compiler_barrier();
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value = *(volatile uint16_t *)addr;
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compiler_barrier();
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return value;
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}
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static ALWAYS_INLINE void sys_write16(uint16_t data, mem_addr_t addr)
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{
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compiler_barrier();
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*(volatile uint16_t *)addr = data;
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compiler_barrier();
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}
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static ALWAYS_INLINE uint32_t sys_read32(mem_addr_t addr)
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{
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uint32_t value;
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compiler_barrier();
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value = *(volatile uint32_t *)addr;
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compiler_barrier();
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return value;
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}
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static ALWAYS_INLINE void sys_write32(uint32_t data, mem_addr_t addr)
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{
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compiler_barrier();
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*(volatile uint32_t *)addr = data;
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compiler_barrier();
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ASMLANGUAGE */
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#endif /* ZEPHYR_INCLUDE_ARCH_ARC_SYS_IO_COMMON_H_ */
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