circuitpython/ports/cxd56/common-hal/microcontroller/Processor.c

/*
 * This file is part of the MicroPython project, http://micropython.org/
 *
 * The MIT License (MIT)
 *
 * Copyright 2019 Sony Semiconductor Solutions Corporation
 *
 * 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.
 */

#include <stdbool.h> // for cxd56_clock.h
#include <cxd56_clock.h>
#include <sys/boardctl.h>

// For NAN: remove when not needed.
#include <math.h>
#include "py/mphal.h"
#include "shared-bindings/microcontroller/ResetReason.h"

uint32_t common_hal_mcu_processor_get_frequency(void) {
    return cxd56_get_cpu_baseclk();
}

float common_hal_mcu_processor_get_temperature(void) {
    return NAN;
}

float common_hal_mcu_processor_get_voltage(void) {
    return NAN;
}

void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) {
    boardctl(BOARDIOC_UNIQUEID, (uintptr_t) raw_id);
}

mcu_reset_reason_t common_hal_mcu_processor_get_reset_reason(void) {
    return RESET_REASON_POWER_ON;
}