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RIOT/cpu/nrf52/lpm_arch.c 1.29 KB
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  /*
   * Copyright (C) 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.
   */
  
  /**
   * @ingroup     cpu_nrf52
   * @{
   *
   * @file
   * @brief       Implementation of the kernels power management interface
   *
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   *
   * @}
   */
  
  #include "cpu.h"
  #include "arch/lpm_arch.h"
  
  void lpm_arch_init(void)
  {
      /* TODO: needs to be implemented */
  }
  
  enum lpm_mode lpm_arch_set(enum lpm_mode target)
  {
      switch (target) {
          /* wait for next interrupt */
          case LPM_IDLE:
          case LPM_SLEEP:
          case LPM_POWERDOWN:
              __DSB();
              __WFI();
              break;
  
          case LPM_OFF:
              NRF_POWER->SYSTEMOFF = 1;
              break;
  
          /* do nothing here */
          case LPM_UNKNOWN:
          case LPM_ON:
          default:
              break;
      }
      return 0;
  }
  
  enum lpm_mode lpm_arch_get(void)
  {
      /* TODO: needs to be implemented */
      return 0;
  }
  
  void lpm_arch_awake(void)
  {
      /* TODO: needs to be implemented */
  }
  
  void lpm_arch_begin_awake(void)
  {
      /* TODO: needs to be implemented */
  }
  
  void lpm_arch_end_awake(void)
  {
      /* TODO: needs to be implemented */
  }