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TencentOS-tiny/kernel/evtdrv/include/tos_evtdrv_tick.h
supowang c1fcaa1236 add license for kernel
add license for kernel
2019-10-09 13:15:53 +08:00

63 lines
1.8 KiB
C

/*----------------------------------------------------------------------------
* Tencent is pleased to support the open source community by making TencentOS
* available.
*
* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
* If you have downloaded a copy of the TencentOS binary from Tencent, please
* note that the TencentOS binary is licensed under the BSD 3-Clause License.
*
* If you have downloaded a copy of the TencentOS source code from Tencent,
* please note that TencentOS source code is licensed under the BSD 3-Clause
* License, except for the third-party components listed below which are
* subject to different license terms. Your integration of TencentOS into your
* own projects may require compliance with the BSD 3-Clause License, as well
* as the other licenses applicable to the third-party components included
* within TencentOS.
*---------------------------------------------------------------------------*/
#ifndef _TOS_EVTDRV_TICK_H_
#define _TOS_EVTDRV_TICK_H_
#if TOS_CFG_EVENT_DRIVEN_EN > 0u
/**
* @brief Get the current systick cout.
*
* @attention
*
* @return current systick count.
*/
__API__ evtdrv_tick_t tos_evtdrv_systick_get(void);
/**
* @brief tick interrupt handler.
*
* @attention if you wanna use event-driven timer, you must deal with the tick.
*
* @return None.
*/
__API__ void tos_evtdrv_tick_handler(void);
/**
* @brief Convert tick count to milli-seconds.
*
* @attention
*
* @return the milli-seconds equals to the tick count.
*/
__API__ evtdrv_time_t tos_evtdrv_tick2millisec(evtdrv_tick_t tick);
/**
* @brief Convert milli-seconds to tick count.
*
* @attention
*
* @return the tick count equals to the tick count.
*/
__API__ evtdrv_tick_t tos_evtdrv_millisec2tick(evtdrv_time_t ms);
#endif /* TOS_CFG_EVENT_DRIVEN_EN */
#endif /* _TOS_EVTDRV_TICK_H_ */