mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
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4c700c1563
Align entire TF-A to use Arm in copyright header. Change-Id: Ief9992169efdab61d0da6bd8c5180de7a4bc2244 Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
76 lines
1.5 KiB
C
76 lines
1.5 KiB
C
/*
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* Copyright (c) 2013-2014, Arm Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef MMIO_H
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#define MMIO_H
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#include <stdint.h>
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static inline void mmio_write_8(uintptr_t addr, uint8_t value)
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{
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*(volatile uint8_t*)addr = value;
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}
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static inline uint8_t mmio_read_8(uintptr_t addr)
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{
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return *(volatile uint8_t*)addr;
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}
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static inline void mmio_write_16(uintptr_t addr, uint16_t value)
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{
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*(volatile uint16_t*)addr = value;
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}
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static inline uint16_t mmio_read_16(uintptr_t addr)
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{
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return *(volatile uint16_t*)addr;
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}
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static inline void mmio_clrsetbits_16(uintptr_t addr,
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uint16_t clear,
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uint16_t set)
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{
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mmio_write_16(addr, (mmio_read_16(addr) & ~clear) | set);
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}
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static inline void mmio_write_32(uintptr_t addr, uint32_t value)
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{
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*(volatile uint32_t*)addr = value;
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}
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static inline uint32_t mmio_read_32(uintptr_t addr)
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{
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return *(volatile uint32_t*)addr;
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}
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static inline void mmio_write_64(uintptr_t addr, uint64_t value)
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{
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*(volatile uint64_t*)addr = value;
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}
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static inline uint64_t mmio_read_64(uintptr_t addr)
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{
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return *(volatile uint64_t*)addr;
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}
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static inline void mmio_clrbits_32(uintptr_t addr, uint32_t clear)
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{
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mmio_write_32(addr, mmio_read_32(addr) & ~clear);
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}
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static inline void mmio_setbits_32(uintptr_t addr, uint32_t set)
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{
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mmio_write_32(addr, mmio_read_32(addr) | set);
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}
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static inline void mmio_clrsetbits_32(uintptr_t addr,
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uint32_t clear,
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uint32_t set)
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{
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mmio_write_32(addr, (mmio_read_32(addr) & ~clear) | set);
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}
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#endif /* MMIO_H */
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