101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
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/*
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* This file is part of FH8620 BSP for RT-Thread distribution.
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*
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* Copyright (c) 2016 Shanghai Fullhan Microelectronics Co., Ltd.
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* All rights reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Visit http://www.fullhan.com to get contact with Fullhan.
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*
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* Change Logs:
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* Date Author Notes
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*/
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#ifndef FH_TIMER_H_
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#define FH_TIMER_H_
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/****************************************************************************
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* #include section
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* add #include here if any
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***************************************************************************/
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#include "fh_def.h"
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/****************************************************************************
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* #define section
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* add constant #define here if any
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***************************************************************************/
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#define TIMER_CTRL_ENABLE (1u << 0)
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#define TIMER_CTRL_MODE (1u << 1)
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#define TIMER_CTRL_INTMASK (1u << 2)
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#define TIMER_CTRL_PWMEN (1u << 3)
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/****************************************************************************
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* ADT section
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* add Abstract Data Type definition here
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***************************************************************************/
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typedef struct {
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RwReg TIMER_LOAD_COUNT;
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RwReg TIMER_CURRENT_VALUE;
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RwReg TIMER_CTRL_REG;
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RwReg TIMER_EOI;
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RwReg TIMER_INT_STATUS;
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}timer;
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enum timer_mode {
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TIMER_MODE_PERIODIC = 0,
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TIMER_MODE_ONESHOT = 1,
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};
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/****************************************************************************
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* extern variable declaration section
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***************************************************************************/
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/****************************************************************************
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* section
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* add function prototype here if any
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***************************************************************************/
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int timer_init(timer *tim);
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int timer_set_mode(timer *tim, enum timer_mode);
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void timer_set_period(timer *tim, UINT32 period, UINT32 clock);
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void timer_enable(timer *tim);
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void timer_disable(timer *tim);
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void timer_enable_irq(timer *tim);
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void timer_disable_irq(timer *tim);
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UINT32 timer_get_status(timer *tim);
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void udelay(unsigned long usec);
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#endif /* #ifndef _TIMER_ */
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