src/host/pico_multicore/include/pico/multicore.h

/*
 * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef _PICO_MULTICORE_H
#define _PICO_MULTICORE_H

#include "pico/types.h"

#ifdef __cplusplus
extern "C" {
#endif

void multicore_reset_core1(void);
void multicore_launch_core1(void (*entry)(void));
void multicore_launch_core1_with_stack(void (*entry)(void), uint32_t *stack_bottom, size_t stack_size_bytes);
void multicore_launch_core1_raw(void (*entry)(void), uint32_t *sp, uint32_t vector_table);

bool multicore_fifo_rvalid(void);
bool multicore_fifo_wready(void);
void multicore_fifo_push_blocking(uint32_t data);
bool multicore_fifo_push_timeout_us(uint32_t data, uint64_t timeout_us);
uint32_t multicore_fifo_pop_blocking();
bool multicore_fifo_pop_timeout_us(uint64_t timeout_us, uint32_t *out);
void multicore_fifo_drain(void);
void multicore_fifo_clear_irq(void);
uint32_t multicore_fifo_get_status(void);

// call this from the lockout victim thread
void multicore_lockout_victim_init(void);

// start locking out the other core (it will be
bool multicore_lockout_start_timeout_us(uint64_t timeout_us);
void multicore_lockout_start_blocking(void);

bool multicore_lockout_end_timeout_us(uint64_t timeout_us);
void multicore_lockout_end_blocking(void);

#ifdef __cplusplus
}
#endif

#endif