text: /* The MIT License (MIT)
   *
   * Copyright (c) 2017 Andrew Yeung <azy.development@gmail.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 <azydev/embedded/dma/common/engine.h>
  
  #include <azydev/embedded/dma/common/channel.h>
  #include <azydev/embedded/dma/common/transfer.h>
  
  /* PUBLIC */
  
  // destructor
  
  template<typename BEAT_PRIMITIVE>
  CDMAEngine<BEAT_PRIMITIVE>::~CDMAEngine() {
  }
  
  // NVI
  
  template<typename BEAT_PRIMITIVE>
  void CDMAEngine<BEAT_PRIMITIVE>::SetEnabled(const bool enabled) {
      SetEnabled_impl(enabled);
  }
  
  template<typename BEAT_PRIMITIVE>
  IDMAEntity::RESULT CDMAEngine<BEAT_PRIMITIVE>::StartTransfer(
      CDMATransfer<BEAT_PRIMITIVE>& transfer,
      const typename CDMATransfer<BEAT_PRIMITIVE>::CONFIG_DESC& transferConfig,
      typename CDMATransfer<BEAT_PRIMITIVE>::ITransferControl** transferControl) {
      RESULT result = RESULT::UNDEFINED;
  
      CDMAChannel<BEAT_PRIMITIVE>* channel = AcquireFreeChannel_impl();
  
      if (channel != nullptr) {
          channel->StartTransfer(transfer, transferConfig, transferControl);
          result = RESULT::SUCCESS;
      } else {
          result = RESULT::FAIL_BUSY;
      }
  
      return result;
  }
  
  /* PROTECTED */
  
  // constructor
  
  template<typename BEAT_PRIMITIVE>
  CDMAEngine<BEAT_PRIMITIVE>::CDMAEngine(const DESC&)
      : IDMAEntity() {
  }