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RIOT/cpu/ezr32wg/periph/cpuid.c 711 Bytes
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  /*
   * Copyright (C) 2014-2016 Freie Universitรคt Berlin
   *
   * 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.
   */
  
  /**
   * @addtogroup  cpu_ezr32wg
   * @{
   *
   * @file
   * @brief       Low-level CPUID driver implementation
   *
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   *
   * @}
   */
  
  #include <stdint.h>
  #include <string.h>
  
  #include "periph/cpuid.h"
  
  void cpuid_get(void *id)
  {
      uint32_t tmp;
      uint8_t *res = (uint8_t *)id;
  
      tmp = DEVINFO->UNIQUEL;
      memcpy((res + 4), &tmp, sizeof(uint32_t));
      tmp = DEVINFO->UNIQUEH;
      memcpy(res, &tmp, sizeof(uint32_t));
  }