95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LOS_TIMER_H
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#define _LOS_TIMER_H
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#include "los_compiler.h"
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#include "los_interrupt.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#define TICK_CHECK 0x4000000
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#define CYCLE_CHECK 0xFFFFFFFFU
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#define SHIFT_32_BIT 32
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#define MAX_HOUR 24
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#define MAX_MINUTES 60
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#define MAX_SECONDS 60
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#define MILSEC 1000
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#define RTC_WAKEUPCLOCK_RTCCLK 32768
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#define RTC_WAKEUPCLOCK_RTCCLK_DIV 16
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#define RTC_CALIBRATE_SLEEP_TIME 8
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#define MACHINE_CYCLE_DEALAY_TIMES (LOSCFG_BASE_CORE_TICK_PER_SECOND << 2)
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typedef struct {
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UINT32 freq;
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INT32 irqNum;
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UINT64 periodMax;
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UINT32 (*init)(HWI_PROC_FUNC tickHandler);
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UINT64 (*getCycle)(UINT32 *period);
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UINT64 (*reload)(UINT64 time);
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VOID (*lock)(VOID);
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VOID (*unlock)(VOID);
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HWI_PROC_FUNC tickHandler;
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} ArchTickTimer;
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UINT32 ArchEnterSleep(VOID);
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/**
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* @ingroup los_timer
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* @brief Get tick timer control block.
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*
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* @par Description:
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* This API is used to get tick timer control block.
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*
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* @param None
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*
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* @retval #tick timer control block
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* @par Dependency:
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* <ul><li>los_timer.h: the header file that contains the API declaration.</li></ul>
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* @see None.
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*/
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ArchTickTimer *ArchSysTickTimerGet(VOID);
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#define LOS_SysTickTimerGet ArchSysTickTimerGet
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _LOS_TIMER_H */
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