drivers/staging/epl/EplPdo.h

/****************************************************************************

  (c) SYSTEC electronic GmbH, D-07973 Greiz, August-Bebel-Str. 29
      www.systec-electronic.com

  Project:      openPOWERLINK

  Description:  include file for PDO module

  License:

    Redistribution and use in source and binary forms, with or without
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    are met:

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       notice, this list of conditions and the following disclaimer.

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       from this software without prior written permission. For written
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    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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    COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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    Severability Clause:

        If a provision of this License is or becomes illegal, invalid or
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  -------------------------------------------------------------------------

                $RCSfile: EplPdo.h,v $

                $Author: D.Krueger $

                $Revision: 1.5 $  $Date: 2008/04/17 21:36:32 $

                $State: Exp $

                Build Environment:
                    GCC V3.4

  -------------------------------------------------------------------------

  Revision History:

  2006/05/22 d.k.:   start of the implementation, version 1.00

****************************************************************************/

#ifndef _EPL_PDO_H_
#define _EPL_PDO_H_

#include "EplInc.h"

//---------------------------------------------------------------------------
// const defines
//---------------------------------------------------------------------------

// invalid PDO-NodeId
#define EPL_PDO_INVALID_NODE_ID     0xFF
// NodeId for PReq RPDO
#define EPL_PDO_PREQ_NODE_ID        0x00
// NodeId for PRes TPDO
#define EPL_PDO_PRES_NODE_ID        0x00

//---------------------------------------------------------------------------
// typedef
//---------------------------------------------------------------------------

typedef struct {
	void *m_pVar;
	WORD m_wOffset;		// in Bits
	WORD m_wSize;		// in Bits
	BOOL m_fNumeric;	// numeric value -> use AMI functions

} tEplPdoMapping;

typedef struct {
	unsigned int m_uiSizeOfStruct;
	unsigned int m_uiPdoId;
	unsigned int m_uiNodeId;
	// 0xFF=invalid, RPDO: 0x00=PReq, localNodeId=PRes, remoteNodeId=PRes
	//               TPDO: 0x00=PRes, MN: CnNodeId=PReq

	BOOL m_fTxRx;
	BYTE m_bMappingVersion;
	unsigned int m_uiMaxMappingEntries;	// maximum number of mapping entries, i.e. size of m_aPdoMapping
	tEplPdoMapping m_aPdoMapping[1];

} tEplPdoParam;

//---------------------------------------------------------------------------
// function prototypes
//---------------------------------------------------------------------------

#endif // #ifndef _EPL_PDO_H_