54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*----------------------------------------------------------------------------
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* Tencent is pleased to support the open source community by making TencentOS
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* available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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* If you have downloaded a copy of the TencentOS binary from Tencent, please
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* note that the TencentOS binary is licensed under the BSD 3-Clause License.
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*
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* If you have downloaded a copy of the TencentOS source code from Tencent,
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* please note that TencentOS source code is licensed under the BSD 3-Clause
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* License, except for the third-party components listed below which are
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* subject to different license terms. Your integration of TencentOS into your
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* own projects may require compliance with the BSD 3-Clause License, as well
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* as the other licenses applicable to the third-party components included
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* within TencentOS.
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*---------------------------------------------------------------------------*/
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#include "tos_evtdrv.h"
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#if TOS_CFG_EVENT_DRIVEN_EN > 0u
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__API__ evtdrv_time_t tos_evtdrv_tick2millisec(evtdrv_tick_t tick)
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{
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return (evtdrv_time_t)(tick * EVTDRV_TIME_MILLISEC_PER_SEC / TOS_CFG_CPU_TICK_PER_SECOND);
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}
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__API__ evtdrv_tick_t tos_evtdrv_millisec2tick(evtdrv_time_t ms)
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{
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return ((evtdrv_tick_t)ms * TOS_CFG_CPU_TICK_PER_SECOND / EVTDRV_TIME_MILLISEC_PER_SEC);
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}
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__API__ evtdrv_tick_t tos_evtdrv_systick_get(void)
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{
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TOS_CPU_CPSR_ALLOC();
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evtdrv_tick_t tick;
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TOS_CPU_INT_DISABLE();
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tick = evtdrv_tick_count;
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TOS_CPU_INT_ENABLE();
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return tick;
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}
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__API__ void tos_evtdrv_tick_handler(void)
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{
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TOS_CPU_CPSR_ALLOC();
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TOS_CPU_INT_DISABLE();
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++evtdrv_tick_count;
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TOS_CPU_INT_ENABLE();
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}
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#endif
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