msp430dmacontrolp.nc

tinyos2.0版本驱动

/*
 * Copyright (c) 2005-2006 Arch Rock Corporation
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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/*
 * "Copyright (c) 2000-2005 The Regents of the University of California.  
 * All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose, without fee, and without written agreement
 * is hereby granted, provided that the above copyright notice, the following
 * two paragraphs and the author appear in all copies of this software.
 * 
 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY
 * OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
 */

/**
 * @author Ben Greenstein <[e-mail]>
 * @author Jonathan Hui <[e-mail]>
 * @author Joe Polastre <[e-mail]>
 * @version $Revision: 1.4 $ $Date: 2006/12/12 18:23:10 $
 */

#include "Msp430Dma.h"

module Msp430DmaControlP {

  provides interface Msp430DmaControl as Control;

  uses interface HplMsp430DmaControl as HplControl;
  uses interface HplMsp430DmaChannel as HplChannel0;
  uses interface HplMsp430DmaChannel as HplChannel1;
  uses interface HplMsp430DmaChannel as HplChannel2;

}

implementation {
  
  async command void Control.init() {
    call HplControl.reset();
    call HplChannel0.reset();
    call HplChannel1.reset();
    call HplChannel2.reset();
  } 
  
  async command void Control.setFlags( bool enable_nmi, bool round_robin,
				       bool on_fetch ) {
    
    // NOTE: on_fetch must be true when dst addr is flash
    
    if (enable_nmi) call HplControl.setENNMI();
    else call HplControl.clearENNMI();
    if (round_robin) call HplControl.setRoundRobin();
    else call HplControl.clearRoundRobin();
    if (on_fetch) call HplControl.setOnFetch();
    else call HplControl.clearOnFetch();
    
  }

  async event void HplChannel0.transferDone( error_t error ) {}
  async event void HplChannel1.transferDone( error_t error ) {}
  async event void HplChannel2.transferDone( error_t error ) {}

}