Subversion Repositories ht_tunnel

//decoder_l2.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):

 *   Max-Elie Salomon

 *   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 "decoder_l2.h"

#include "cd_state_machine_l3.h"

#include "cd_counter_l3.h"

#include "cd_cmd_buffer_l3.h"

#include "cd_cmdwdata_buffer_l3.h"

#include "cd_mux_l3.h"

#include "cd_nop_handler_l3.h"

#include "cd_history_rx_l3.h"

#include "cd_packet_crc_l3.h"

void decoder_l2::set_outputs()

{

        PacketCommand cmd = getPacketCommand(sc_bv<6>(lk_dword_cd.read()));

        cd_data_db = lk_dword_cd;

        cd_getaddr_db = getAddressSetCnt;

        cd_datalen_db = (sc_bv<4>)(lk_dword_cd.read().range(25,22));

        cd_vctype_db = getVirtualChannel(sc_bv<64>(lk_dword_cd.read()),cmd);

}

decoder_l2::decoder_l2( sc_module_name name) : sc_module(name)

{

        SC_METHOD(set_outputs);

        sensitive << lk_dword_cd << getAddressSetCnt;

        SM = new cd_state_machine_l3("SM");

        SM->clk(clk);

        SM->dWordIn(lk_dword_cd);

        SM->lk_lctl_cd(lk_lctl_cd);

        SM->lk_hctl_cd(lk_hctl_cd);

        SM->lk_available_cd(lk_available_cd);

        SM->cd_protocol_error_csr(cd_protocol_error_csr);

        SM->resetx(resetx);

        SM->end_of_count(end_of_count);

        SM->getAddressSetCnt(getAddressSetCnt);

        SM->cd_write_db(cd_write_db);

        //SM->decrCnt(decrCnt);

        SM->cd_available_ro(cd_available_ro);

        SM->enCtlwData1(enCtlWdata1);

        SM->enCtlwData2(enCtlWdata2);

#ifdef RETRY_MODE_ENABLED

        SM->selCtlPckt(selCtlPckt);

        SM->enCtl1(enCtl1);

        SM->enCtl2(enCtl2);

#endif

        SM->setNopCnt(setNopCnt);

        SM->cd_sync_detected_csr(cd_sync_detected_csr);

#ifdef RETRY_MODE_ENABLED

        SM->error64Bits(error64Bits);

#endif

        SM->error64BitsCtlwData(error64BitsCtlwData);

        SM->send_nop_notification(send_nop_notification);

        //SM->count_done(count_done);

        SM->cd_initiate_nonretry_disconnect_lk(cd_initiate_nonretry_disconnect_lk);

        SM->cd_data_pending_ro(cd_data_pending_ro);

#ifdef RETRY_MODE_ENABLED

        SM->cd_drop_db(cd_drop_db);

        SM->csr_retry(csr_retry);

        SM->cd_initiate_retry_disconnect(cd_initiate_retry_disconnect);

        SM->crc1_good(crc1_good);

        SM->crc2_good(crc2_good);

        SM->crc1_stomped(crc1_stomped);

        SM->crc2_stomped(crc2_stomped);

        SM->crc1_enable(crc1_enable);

        SM->crc2_enable(crc2_enable);

        SM->crc1_reset(crc1_reset);

        SM->crc2_reset(crc2_reset);

        SM->crc2_if_ctl(crc2_if_ctl);

        SM->cd_received_stomped_csr(cd_received_stomped_csr);

        SM->cd_received_non_flow_stomped_ro(cd_received_non_flow_stomped_ro);

        SM->lk_initiate_retry_disconnect(lk_initiate_retry_disconnect);

#endif

        CNT = new cd_counter_l3("CNT");

        CNT->clk(clk);

        CNT->resetx(resetx);

        CNT->setCnt(getAddressSetCnt);

        CNT->decrCnt(cd_write_db);

        CNT->data(lk_dword_cd);

        CNT->end_of_count(end_of_count);

        //CNT->count_done(count_done);

#ifdef RETRY_MODE_ENABLED

        CMD_BUF = new cd_cmd_buffer_l3("CMD_BUF");

        CMD_BUF->clk(clk);

        CMD_BUF->dataDword(lk_dword_cd);

        CMD_BUF->enCtl1(enCtl1);

        CMD_BUF->enCtl2(enCtl2);

        CMD_BUF->packet(ctlPacket0);

        CMD_BUF->error64Bits(error64Bits);

        CMD_BUF->resetx(resetx);

#endif  

        CMDWDATA_BUF = new cd_cmdwdata_buffer_l3("CMDWDATA_BUF");

        CMDWDATA_BUF->clk(clk);

        CMDWDATA_BUF->dataDword(lk_dword_cd);

        CMDWDATA_BUF->db_address_cd(db_address_cd);

        CMDWDATA_BUF->enCtl1(enCtlWdata1);

        CMDWDATA_BUF->enCtl2(enCtlWdata2);

#ifdef RETRY_MODE_ENABLED

        CMDWDATA_BUF->packet(ctlPacket1);

#else

        CMDWDATA_BUF->packet(cd_packet_ro);

#endif

        CMDWDATA_BUF->error64BitsCtlwData(error64BitsCtlwData);

        CMDWDATA_BUF->resetx(resetx);

        CMDWDATA_BUF->cd_data_pending_addr_ro(cd_data_pending_addr_ro);

#ifdef RETRY_MODE_ENABLED

        MUX = new cd_mux_l3("MUX");

        MUX->ctlPacket0(ctlPacket0);

        MUX->ctlPacket1(ctlPacket1);

        MUX->select(selCtlPckt);

        MUX->cd_packet_ro(cd_packet_ro);

#endif

        NOP_HANDLER = new cd_nop_handler_l3("NOP_HANDLER");

        NOP_HANDLER->clk(clk);

        NOP_HANDLER->resetx(resetx);

        NOP_HANDLER->lk_dword_cd(lk_dword_cd);

        NOP_HANDLER->setNopCnt(setNopCnt);

        NOP_HANDLER->cd_nopinfo_fc(cd_nopinfo_fc);

        NOP_HANDLER->cd_nop_received_fc(cd_nop_received_fc);

        NOP_HANDLER->send_nop_notification(send_nop_notification);

#ifdef RETRY_MODE_ENABLED

        NOP_HANDLER->cd_nop_ack_value_fc(cd_nop_ack_value_fc);

        HISTORY = new cd_history_rx_l3("HISTORY");

        HISTORY->clk(clk);

        HISTORY->resetx(resetx);

        HISTORY->incrCnt(cd_available_ro);

        HISTORY->cd_rx_next_pkt_to_ack_fc(cd_rx_next_pkt_to_ack_fc);

        packet_crc_unit = new cd_packet_crc_l3("CRC");

        packet_crc_unit->clk(clk);

        packet_crc_unit->resetx(resetx);

        packet_crc_unit->lk_dword_cd(lk_dword_cd);

        packet_crc_unit->lk_hctl_cd(lk_hctl_cd);

        packet_crc_unit->lk_lctl_cd(lk_lctl_cd);

        packet_crc_unit->crc1_enable(crc1_enable);

        packet_crc_unit->crc2_enable(crc2_enable);

        packet_crc_unit->crc1_reset(crc1_reset);

        packet_crc_unit->crc2_reset(crc2_reset);

        packet_crc_unit->crc2_if_ctl(crc2_if_ctl);

        packet_crc_unit->crc1_good(crc1_good);

        packet_crc_unit->crc2_good(crc2_good);

        packet_crc_unit->crc1_stomped(crc1_stomped);

        packet_crc_unit->crc2_stomped(crc2_stomped);

#endif

}

#ifdef SYSTEMC_SIM

decoder_l2::~decoder_l2(){

        delete SM;

        delete CNT;

        delete CMDWDATA_BUF;

        delete NOP_HANDLER;

#ifdef RETRY_MODE_ENABLED

        delete CMD_BUF;

        delete MUX;

        delete HISTORY;

        delete packet_crc_unit;

#endif

}

#endif

#ifndef SYSTEMC_SIM

#include "../core_synth/synth_control_packet.cpp"

#endif