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/*

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: intr.h,v 1.2 2001-09-27 11:59:12 chris Exp $

 */

#ifndef __ITRON_INTERRUPT_h_

#define __ITRON_INTERRUPT_h_

#ifdef __cplusplus

extern "C" {

#endif

/*

 *  Define Interrupt (def_int) Structure

 */

typedef struct t_dint {

  ATR   intatr;   /* interrupt handler attributes */

  FP    inthdr;   /* interrupt handler address */

  /* additional information may be included depending on the implementation */

} T_DINT;

/*

 *  Interrupt Functions

 */

/*

 *  def_int - Define Interrupt Handler

 */

ER def_int(

  UINT dintno,

  T_DINT *pk_dint

);

/*

 *  ret_int - Return from Interrupt Handler

 */

void ret_int( void );

/*

 *  ret_wup - Return and Wakeup Task

 */

void ret_wup(

  ID tskid

);

/*

 *  loc_cpu - Lock CPU

 */

ER loc_cpu( void );

/*

 *  unl_cpu - Unlock CPU

 */

ER unl_cpu( void );

/*

 *  dis_int - Disable Interrupt

 */

ER dis_int(

  UINT eintno

);

/*

 *  ena_int - Enable Interrupt

 */

ER ena_int(

  UINT eintno

);

/*

 *  chg_iXX - Change Interrupt Mask(Level or Priority)

 */

ER chg_iXX(

  UINT iXXXX

);

/*

 *  ref_iXX - Reference Interrupt Mask(Level or Priority)

 */

ER ref_iXX(

  UINT *p_iXXXX

);

#ifdef __cplusplus

}

#endif

#endif

/* end of include file */