micropython/ports/rp2/mpthreadport.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020-2021 Damien P. George
*
* 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_RP2_MPTHREADPORT_H
#define MICROPY_INCLUDED_RP2_MPTHREADPORT_H
#include "py/mpthread.h"
#include "pico/mutex.h"
typedef struct mutex mp_thread_mutex_t;
extern void *core_state[2];
void mp_thread_init(void);
void mp_thread_deinit(void);
void mp_thread_gc_others(void);
static inline void mp_thread_set_state(struct _mp_state_thread_t *state) {
core_state[get_core_num()] = state;
}
static inline struct _mp_state_thread_t *mp_thread_get_state(void) {
return (struct _mp_state_thread_t *)core_state[get_core_num()];
}
static inline void mp_thread_mutex_init(mp_thread_mutex_t *m) {
mutex_init(m);
}
static inline int mp_thread_mutex_lock(mp_thread_mutex_t *m, int wait) {
if (wait) {
mutex_enter_blocking(m);
return 1;
} else {
return mutex_try_enter(m, NULL);
}
}
static inline void mp_thread_mutex_unlock(mp_thread_mutex_t *m) {
mutex_exit(m);
}
#endif // MICROPY_INCLUDED_RP2_MPTHREADPORT_H