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

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/*
* This file is part of Adafruit for EFR32 project
*
* The MIT License (MIT)
*
* Copyright 2023 Silicon Laboratories Inc. www.silabs.com
*
* 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 <math.h>
#include "py/runtime.h"
#if CIRCUITPY_ALARM
#include "common-hal/alarm/__init__.h"
#endif
#include "common-hal/microcontroller/Processor.h"
#include "shared-bindings/microcontroller/ResetReason.h"
#include "supervisor/shared/translate/translate.h"
#include "tempdrv.h"
#include "em_system.h"
#include "em_cmu.h"
float common_hal_mcu_processor_get_temperature(void) {
TEMPDRV_Init();
return (float)TEMPDRV_GetTemp();
}
float common_hal_mcu_processor_get_voltage(void) {
// xG24 does not have built-in direct reading of processor voltage
// Have Only 1 of IADC, already used for analogio module
return 3.3f;
}
uint32_t common_hal_mcu_processor_get_frequency(void) {
return CMU_ClockFreqGet(cmuClock_HCLK);
}
void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) {
size_t byte_index;
uint64_t serial = SYSTEM_GetUnique();
for (byte_index = 0; byte_index < sizeof(uint64_t); byte_index++) {
raw_id[byte_index] = (serial >> (64 - ((byte_index + 1) * 8))) & 0xff;
}
}
mcu_reset_reason_t common_hal_mcu_processor_get_reset_reason(void) {
return RESET_REASON_UNKNOWN;
}