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115 lines
2.7 KiB
115 lines
2.7 KiB
/*
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* Copyright : (C) 2022 Phytium Information Technology, Inc.
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* All Rights Reserved.
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*
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* This program is OPEN SOURCE software: you can redistribute it and/or modify it
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* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
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* either version 1.0 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the Phytium Public License for more details.
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*
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*
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* FilePath: fio.h
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* Date: 2021-04-07 09:53:07
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* LastEditTime: 2022-02-18 08:24:01
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* Description: This file is for general reigster io functions
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*
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* Modify History:
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* Ver Who Date Changes
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* ----- ------ -------- --------------------------------------
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* 1.0 zhugengyu 2021/04/07 init
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* 1.1 zhugengyu 2022/02/18 add Phytium Public License 1.0
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*/
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#ifndef FIO_H
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#define FIO_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include "ftypes.h"
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static _INLINE u8 FtIn8(uintptr addr)
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{
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return *(volatile u8 *)addr;
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}
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static _INLINE u16 FtIn16(uintptr addr)
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{
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return *(volatile u16 *)addr;
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}
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static _INLINE u32 FtIn32(uintptr addr)
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{
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return *(volatile u32 *)addr;
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}
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static _INLINE u64 FtIn64(uintptr addr)
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{
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return *(volatile u64 *)addr;
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}
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static _INLINE void FtOut8(uintptr addr, u8 value)
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{
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volatile u8 *local_addr = (volatile u8 *)addr;
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*local_addr = value;
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}
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static _INLINE void FtOut16(uintptr addr, u16 value)
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{
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volatile u16 *local_addr = (volatile u16 *)addr;
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*local_addr = value;
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}
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static _INLINE void FtOut32(uintptr addr, u32 value)
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{
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volatile u32 *local_addr = (volatile u32 *)addr;
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*local_addr = value;
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}
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static _INLINE void FtOut64(uintptr addr, u64 value)
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{
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volatile u64 *local_addr = (volatile u64 *)addr;
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*local_addr = value;
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}
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static _INLINE void FtSetBit32(uintptr addr, u32 value)
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{
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volatile u32 last_value;
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last_value = FtIn32(addr);
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last_value |= value;
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FtOut32(addr, last_value);
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}
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static _INLINE void FtClearBit32(uintptr addr, u32 value)
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{
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volatile u32 last_value;
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last_value = FtIn32(addr);
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last_value &= ~value;
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FtOut32(addr, last_value);
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}
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static _INLINE void FtToggleBit32(uintptr addr, u32 toggle_pos)
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{
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volatile u32 value;
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value = FtIn32(addr);
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value ^= (1 << toggle_pos);
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FtOut32(addr, value);
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}
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static _INLINE u16 FtEndianSwap16(u16 data)
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{
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return (u16)(((data & 0xFF00U) >> 8U) | ((data & 0x00FFU) << 8U));
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}
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#define FT_WRITE32(_reg, _val) (*(volatile uint32_t *)&_reg = _val)
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#define FT_READ32(_reg) (*(volatile uint32_t *)&_reg)
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#ifdef __cplusplus
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}
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#endif
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#endif // !
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