clk.h

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/*
 * Copyright (C) 2021 Inria
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <assert.h>
#include <stdint.h>
#include "periph_conf.h"
 
#ifdef __cplusplus
extern "C" {
#endif

static inline uint32_t coreclk(void) {
#if defined(CLOCK_CORECLOCK)
    return CLOCK_CORECLOCK;
#else
    extern uint32_t cpu_coreclk;
    assert(cpu_coreclk != 0);
    return cpu_coreclk;
#endif
}
 
#ifdef __cplusplus
}
#endif