67 lines
2.6 KiB
C
67 lines
2.6 KiB
C
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_RENESAS_RA_SOFTTIMER_H
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#define MICROPY_INCLUDED_RENESAS_RA_SOFTTIMER_H
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#include "py/pairheap.h"
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#define SOFT_TIMER_FLAG_PY_CALLBACK (1)
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#define SOFT_TIMER_FLAG_GC_ALLOCATED (2)
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#define SOFT_TIMER_MODE_ONE_SHOT (1)
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#define SOFT_TIMER_MODE_PERIODIC (2)
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typedef struct _soft_timer_entry_t {
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mp_pairheap_t pairheap;
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uint16_t flags;
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uint16_t mode;
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uint32_t expiry_ms;
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uint32_t delta_ms; // for periodic mode
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union {
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void (*c_callback)(struct _soft_timer_entry_t *);
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mp_obj_t py_callback;
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};
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} soft_timer_entry_t;
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extern volatile uint32_t soft_timer_next;
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void soft_timer_deinit(void);
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void soft_timer_handler(void);
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void soft_timer_gc_mark_all(void);
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void soft_timer_static_init(soft_timer_entry_t *entry, uint16_t mode, uint32_t delta_ms, void (*cb)(soft_timer_entry_t *));
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void soft_timer_insert(soft_timer_entry_t *entry, uint32_t initial_delta_ms);
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void soft_timer_remove(soft_timer_entry_t *entry);
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// The timer will be reinserted into the heap so that it is called after initial_delta_ms milliseconds.
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// After that, if it's periodic, it will continue to be called every entry->delta_ms milliseconds.
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static inline void soft_timer_reinsert(soft_timer_entry_t *entry, uint32_t initial_delta_ms) {
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soft_timer_remove(entry);
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soft_timer_insert(entry, initial_delta_ms);
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}
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#endif // MICROPY_INCLUDED_RENESAS_RA_SOFTTIMER_H
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