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micropython/ports/alif/system_tick.h
2025-04-09 00:22:32 +10:00

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1.8 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2024 OpenMV LLC.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_ALIF_SYSTEM_TICK_H
#define MICROPY_INCLUDED_ALIF_SYSTEM_TICK_H
#include "py/mpconfig.h"
#if MICROPY_HW_SYSTEM_TICK_USE_LPTIMER
extern uint64_t system_tick_source_hz;
#elif MICROPY_HW_SYSTEM_TICK_USE_UTIMER
extern uint64_t system_core_clock_mhz;
#endif
void system_tick_init(void);
uint32_t system_tick_get_u32(void);
uint64_t system_tick_get_u64(void);
void system_tick_wfe_with_timeout_us(uint32_t timeout_us);
void system_tick_schedule_after_us(uint32_t ticks_us);
void system_tick_schedule_callback(void);
#endif // MICROPY_INCLUDED_ALIF_SYSTEM_TICK_H