im2initserialp.nc

tinyos2.0版本驱动

/* $Id: IM2InitSerialP.nc,v 1.4 2006/12/12 18:23:42 vlahan Exp $ */
/*
 * Copyright (c) 2005 Arch Rock Corporation 
 * All rights reserved. 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *	Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *	Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *  
 *   Neither the name of the Arch Rock Corporation nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ARCHED
 * ROCK OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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 */
/**
 * 
 * @author Phil Buonadonna
 *
 */
module IM2InitSerialP 
{
  provides interface Init;
  uses {
    interface HplPXA27xGPIOPin as TXD;
    interface HplPXA27xGPIOPin as RXD;
  }
}

implementation 
{
  command error_t Init.init() {
    call TXD.setGAFRpin(STUART_TXD_ALTFN);
    call TXD.setGPDRbit(TRUE);
    call RXD.setGAFRpin(STUART_RXD_ALTFN);
    call RXD.setGPDRbit(FALSE);

    return SUCCESS;
  }

  async event void TXD.interruptGPIOPin() { return;} 
  async event void RXD.interruptGPIOPin() { return;} 
}