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//ResponsePacket.cpp

/* ***** BEGIN LICENSE BLOCK *****

 * Version: MPL 1.1

 *

 * The contents of this file are subject to the Mozilla Public License Version

 * 1.1 (the "License"); you may not use this file except in compliance with

 * the License. You may obtain a copy of the License at

 * http://www.mozilla.org/MPL/

 *

 * Software distributed under the License is distributed on an "AS IS" basis,

 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License

 * for the specific language governing rights and limitations under the

 * License.

 *

 * The Original Code is HyperTransport Tunnel IP Core.

 *

 * The Initial Developer of the Original Code is

 * Ecole Polytechnique de Montreal.

 * Portions created by the Initial Developer are Copyright (C) 2005

 * the Initial Developer. All Rights Reserved.

 *

 * Contributor(s):

 *   Ami Castonguay <acastong@grm.polymtl.ca>

 *

 * Alternatively, the contents of this file may be used under the terms

 * of the Polytechnique HyperTransport Tunnel IP Core Source Code License

 * (the  "PHTICSCL License", see the file PHTICSCL.txt), in which case the

 * provisions of PHTICSCL License are applicable instead of those

 * above. If you wish to allow use of your version of this file only

 * under the terms of the PHTICSCL License and not to allow others to use

 * your version of this file under the MPL, indicate your decision by

 * deleting the provisions above and replace them with the notice and

 * other provisions required by the PHTICSCL License. If you do not delete

 * the provisions above, a recipient may use your version of this file

 * under either the MPL or the PHTICSCL License."

 *

 * ***** END LICENSE BLOCK ***** */

#include "ResponsePacket.h"

ResponsePacket::ResponsePacket(const sc_bv<6> &command,

                                                                           const sc_bv<5> &unitID,

                                                                           const sc_bv<5> &srcTag,

                                                                           const sc_bv<2> &rqUID,

                                                                           bool bridge,

                                                                           ResponseError error,

                                                                           bool passPW,

                                                                           bool isoc)

{

        bv.range(5,0) = command;

        bv.range(12,8) = unitID;

        bv.range(20,16) = srcTag;

        bv.range(31,30) = rqUID;

        //Error 0 => bv[20]

        //Error 1 => bv[28]

        if(error == RE_NORMAL || error == RE_DATA_ERROR)

                bv[20] = false;

        else

                bv[20] = true;

        if(error == RE_NORMAL || error == RE_TARGET_ABORT)

                bv[28] = false;

        else

                bv[28] = true;

        bv[14] = bridge;

        bv[15] = passPW;

        bv[7] = isoc;

}

        //If the packet has a data packet associated to it

bool ResponsePacket::hasDataAssociated() const{

        if(bv(5 , 0) == "110000") return true;

        return false;

}

sc_uint<4> ResponsePacket::getDataLengthm1() const {

        sc_bv<4> temp = bv.range(25,22);

        return temp;

}

ResponseError ResponsePacket::getResponseError() const{

        if(bv[20] == false){

                if(bv[28] == false) return RE_NORMAL;

                return RE_DATA_ERROR;

        }

        else{

                if(bv[28] == false) return RE_TARGET_ABORT;

                return RE_MASTER_ABORT;

        }

}

/**

        @return unitID of the device that sent the response

*/

sc_bv<5> ResponsePacket::getUnitID() const{

        return bv.range(12,8);

}

bool ResponsePacket::getPassPW() const{

        return (sc_bit)bv[15];

}