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acastong |
//userinterface_tb.cpp
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is HyperTransport Tunnel IP Core.
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*
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* The Initial Developer of the Original Code is
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* Ecole Polytechnique de Montreal.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ami Castonguay <acastong@grm.polymtl.ca>
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*
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* Alternatively, the contents of this file may be used under the terms
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* of the Polytechnique HyperTransport Tunnel IP Core Source Code License
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* (the "PHTICSCL License", see the file PHTICSCL.txt), in which case the
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* provisions of PHTICSCL License are applicable instead of those
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* above. If you wish to allow use of your version of this file only
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* under the terms of the PHTICSCL License and not to allow others to use
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* your version of this file under the MPL, indicate your decision by
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* deleting the provisions above and replace them with the notice and
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* other provisions required by the PHTICSCL License. If you do not delete
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* the provisions above, a recipient may use your version of this file
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* under either the MPL or the PHTICSCL License."
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*
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* ***** END LICENSE BLOCK ***** */
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#include "userinterface_tb.h"
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#include "../core/ht_datatypes.h"
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#include "../../rtl/systemc/core_synth/synth_datatypes.h"
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#include "../core/require.h"
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#include <math.h>
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using namespace std;
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userinterface_tb::userinterface_tb(sc_module_name name): sc_module(name){
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std::cout << "Constructing UserInterfaceTest..." << endl;
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SC_THREAD(testRxInterface);
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sensitive_pos << clk;
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SC_THREAD(testTxUserWrInterface);
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sensitive_pos << clk;
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SC_THREAD(testTxSendSchedulerRdInterface);
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sensitive_pos << clk;
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SC_THREAD(manage_memories);
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sensitive_pos << clk;
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SC_METHOD(clockOutputSeparator)
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sensitive_neg << clk;
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SC_METHOD(testRxInterfaceSensitive);
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sensitive_pos << clk;
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sensitive << ui_available_usr <<
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ui_consume_db1 << ui_consume_db0;
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clockCycleNumber = 0;
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// Find the size of the memories
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// memory_size = 2^USER_MEMORY_ADDRESS_WIDTH (exponent)
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int memory_size = 1;
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for(int n = 0; n < USER_MEMORY_ADDRESS_WIDTH; n++)
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memory_size *= 2;
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//Allocate the memory
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memory0 = new int[memory_size];
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memory1 = new int[memory_size];
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//Initialise memory
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for(int n = memory_size -1; n > 0; n--){
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memory0[n] = 0;
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memory1[n] = 0;
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}
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std::cout << "Construction done..." << endl;
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}
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userinterface_tb::~userinterface_tb(){
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delete[] memory0;
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delete[] memory1;
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}
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/**
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Packets à envoyer :
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Response : TgtDone, RdResponse
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Request : Read, Write Posted, Write non posted, Atomic, Broadcast
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*/
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void userinterface_tb::testRxInterface(){
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//We do the general initialization of the module here. Could be done in
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//any SC_THREAD actually.
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generalInitialisation();
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rxDataValue = 101;
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//Fill a vector of test packets
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//Randomly generate a series of packets
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for(int side = 0; side <= 1; side++){
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addPacketsToQueue(sendPackets[side],10);
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}
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///Make some packets available
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bool ctlbuf0_availableBuffer = true;
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bool ctlbuf1_availableBuffer = true;
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if(!sendPackets[0].empty()){
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/** Output the packet in front of the queue
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Note : an internal buffer (packetSendBuffer0) is used because I originally
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thought that like VHDL, that outputs could not be read
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*/
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packetSendBuffer0 = sendPackets[0].front();
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ro0_packet_ui = syn_ControlPacketComplete(packetSendBuffer0);
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}
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else{
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ctlbuf0_availableBuffer = false;
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}
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if(!sendPackets[0].empty()){
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packetSendBuffer1 = sendPackets[1].front();
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ro1_packet_ui = syn_ControlPacketComplete(packetSendBuffer1);
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}
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else{
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ctlbuf1_availableBuffer = false;
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}
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//Start sending test packets
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while(true){
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wait();
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//Don't send anything if the reset is on
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if(resetx.read() == false) continue;
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//Randomly make a packet available
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if(!sendPackets[0].empty())
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ctlbuf0_availableBuffer = (bool)(rand() % 2);
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else
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ctlbuf0_availableBuffer = false;
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//If side 0 packet is consumed
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if(ui_consume_ro0){
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//Check that there was a packet to consume
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if(!ro0_available_ui.read()){
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cout << "ERROR: Packet consumed while none were available" << endl;
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return;
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}
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//Debugging output
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if(outputRdMessages){
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cout << "Packet was sent from side 0 : " << packetSendBuffer0 << endl;
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if(packetSendBuffer0.packet->hasDataAssociated()){
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cout << "Data length with packet : " << (int)(packetSendBuffer0.packet->getDataLengthm1() + 1) << endl;
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}
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}
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/**
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Store information about the packet that can be checked when it is sent to the
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user and when data will be retrieved from the databuffer
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*/
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sideFromWhereSendData = false;
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channelToAccess = packetSendBuffer0.packet->getVirtualChannel();
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dataAddress = (int)packetSendBuffer0.data_address;
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dataLeftToSend = (int)(packetSendBuffer0.packet->getDataLengthm1() + 1);
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//Remove current packet and output the next packet
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sendPackets[0].pop_front();
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if(!sendPackets[0].empty()){
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packetSendBuffer0 = sendPackets[0].front();
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}
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else{
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ctlbuf0_availableBuffer = false;
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}
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}
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//Randomly make a packet available
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if(!sendPackets[1].empty())
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ctlbuf1_availableBuffer = (bool)(rand() % 2);
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else
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ctlbuf1_availableBuffer = false;
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//If side 0 packet is consumed
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if(ui_consume_ro1){
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//Check that there was a packet to consume
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if(!ro1_available_ui.read()){
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cout << "ERROR: Packet consumed while none were available" << endl;
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return;
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}
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//Debugging output
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if(outputRdMessages){
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cout << "Packet was sent from side 1 : " << packetSendBuffer1 << endl;
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if(packetSendBuffer1.packet->hasDataAssociated()){
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cout << "Data length with packet : " << (int)(packetSendBuffer1.packet->getDataLengthm1() + 1) << endl;
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}
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}
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/**
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Store information about the packet that can be checked when it is sent to the
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user and when data will be retrieved from the databuffer
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*/
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sideFromWhereSendData = true;
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channelToAccess = packetSendBuffer1.packet->getVirtualChannel();
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dataAddress = (int)packetSendBuffer1.data_address;
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dataLeftToSend = (int)(packetSendBuffer1.packet->getDataLengthm1() + 1);
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//Remove current packet and output the next packet
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sendPackets[1].pop_front();
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if(!sendPackets[1].empty()){
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packetSendBuffer1 = sendPackets[1].front();
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}
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else{
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ctlbuf1_availableBuffer = false;
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}
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}
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//Output the temporary buffers that were used until now
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ro0_available_ui = ctlbuf0_availableBuffer;
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ro1_available_ui = ctlbuf1_availableBuffer;
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ro0_packet_ui = packetSendBuffer0;
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ro1_packet_ui = packetSendBuffer1;
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//Debugging messages
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if(outputRdMessages && outputSide0){
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cout << "ro0_available_ui = " << ctlbuf0_availableBuffer << endl;
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cout << "Packet on output0 = " << packetSendBuffer0 << endl;
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}
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if(outputRdMessages && outputSide1){
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cout << "ro1_available_ui = " << ctlbuf1_availableBuffer << endl;
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cout << "Packet on output1 = " << packetSendBuffer1 << endl;
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}
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}
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}
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void userinterface_tb::testRxInterfaceSensitive(){
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/** This is a very poor test... The validity of the data
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received is not even checked automatically... Some work
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would be needed to make this a completely autonomous test, but
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at least the framework is there.
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*/
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//Consume data for user where there is some available
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if(ui_available_usr.read() || dataLeftToSend > 0){
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if(clk.event() && outputRdMessages){
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cout << "User received data : " << ui_packet_usr.read() << endl;
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}
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usr_consume_ui = true;
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}
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else
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usr_consume_ui = false;
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//
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if(ui_consume_db1.read()){
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if(clk.event() && resetx.read() == true){
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/*
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require(dataLeftToSend > 0,"No more data to send!");
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require(sideFromWhereSendData == true,"Reading from wrong side!");
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require(channelToAccess == ui_vctype_db1.read(),"Reading from wrong vc! side");
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require(dataAddress == ui_address_db1.read(),"Reading from wrong address!");
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*/
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dataLeftToSend--;
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rxDataValue ++;
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if(outputRdMessages){
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cout << "Just sent data side 1 : " << rxDataValue << endl;
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cout << "VC being accessed : " << ui_vctype_db1.read() << endl;
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}
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}
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db1_data_ui = sc_uint<32>(rxDataValue);
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if(outputRdMessages){
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cout << "Data left to send : " << dataLeftToSend << endl;
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}
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}
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else if(ui_consume_db0.read()){
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if(clk.event() && resetx.read() == true){
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/*
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require(dataLeftToSend > 0,"No more data to send!");
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require(sideFromWhereSendData == false,"Reading from wrong side!");
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require(channelToAccess == ui_vctype_db0.read(),"Reading from wrong vc!");
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require(dataAddress == ui_address_db0.read(),"Reading from wrong address!");
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*/
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dataLeftToSend--;
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rxDataValue++;
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if(outputRdMessages){
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cout << "Just sent data side 0 : " << rxDataValue << endl;
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cout << "VC being accessed : " << ui_vctype_db0.read() << endl;
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}
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}
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db0_data_ui = sc_uint<32>(rxDataValue);
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if(outputRdMessages){
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cout << "Data left to send : " << dataLeftToSend << endl;
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}
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}
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}
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void userinterface_tb::testTxUserWrInterface(){
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int dataValue = 202;
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usr_packet_ui = sc_bv<64>();
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usr_available_ui = false;
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usr_side_ui = false;
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addPacketsToQueue(userPacketQueue,50,9999999);
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PacketContainer usr_packetBuffer ;
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int dataLengthToSend = (int)usr_packetBuffer->getDataLengthm1();
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bool done = false;
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while(!done){
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wait();
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//Wait for reset to be done
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if(resetx.read() == false) continue;
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//If a packet is being sent
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if(usr_available_ui.read() ){
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if(outputTxMessages){
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cout << "Packet was sent : " << usr_packetBuffer << endl;
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}
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//If data associated with the packet, send it
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if(usr_packetBuffer->hasDataAssociated()){
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if(outputTxMessages){
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cout << "Sending data : " << dataValue << endl;
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}
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dataLengthToSend = (int)usr_packetBuffer->getDataLengthm1();
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cout << "Sent : " << sc_uint<64>(dataValue) << endl;
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usr_packet_ui = sc_uint<64>(dataValue++);
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usr_available_ui = false;
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}
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//Otherwise, if there are packets left in the queue, send them
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else if(!userPacketQueue.empty()){
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usr_packetBuffer = userPacketQueue.front();
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usr_packet_ui = usr_packetBuffer;
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userPacketQueue.pop_front();
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usr_available_ui = true;
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}
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//If no packets left, we're done
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else{
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usr_available_ui = false;
|
366 |
|
|
done = true;
|
367 |
|
|
}
|
368 |
|
|
}
|
369 |
|
|
//Si il reste des données à envoyer, on envoie ces données
|
370 |
|
|
else if(dataLengthToSend > 0){
|
371 |
|
|
if(outputTxMessages){
|
372 |
|
|
cout << "Sending data : " << dataValue << endl;
|
373 |
|
|
}
|
374 |
|
|
dataLengthToSend-- ;
|
375 |
|
|
usr_packet_ui = sc_uint<64>(dataValue++);
|
376 |
|
|
usr_available_ui = false;
|
377 |
|
|
}
|
378 |
|
|
//No more data to send, output next message if any left to send
|
379 |
|
|
else{
|
380 |
|
|
if(outputTxMessages){
|
381 |
|
|
cout << "Finished sending data, putting new packet on line" << endl;
|
382 |
|
|
}
|
383 |
|
|
if(!userPacketQueue.empty()){
|
384 |
|
|
usr_packetBuffer = userPacketQueue.front();
|
385 |
|
|
userPacketQueue.pop_front();
|
386 |
|
|
usr_packet_ui = usr_packetBuffer;
|
387 |
|
|
usr_available_ui = true;
|
388 |
|
|
}
|
389 |
|
|
else{
|
390 |
|
|
usr_available_ui = false;
|
391 |
|
|
done = true;
|
392 |
|
|
}
|
393 |
|
|
|
394 |
|
|
}
|
395 |
|
|
}
|
396 |
|
|
usr_available_ui = false;
|
397 |
|
|
}
|
398 |
|
|
|
399 |
|
|
void userinterface_tb::testTxSendSchedulerRdInterface(){
|
400 |
|
|
|
401 |
|
|
//Initialize flow control interface to an initial value
|
402 |
|
|
fc0_datavc_ui = VC_POSTED;
|
403 |
|
|
fc0_consume_data_ui = false;
|
404 |
|
|
fc0_user_fifo_ge2_ui = sc_bv<3>();
|
405 |
|
|
|
406 |
|
|
fc1_datavc_ui = VC_POSTED;
|
407 |
|
|
fc1_consume_data_ui = false;
|
408 |
|
|
fc1_user_fifo_ge2_ui = sc_bv<3>();
|
409 |
|
|
|
410 |
|
|
//Represents the USER fifo : [side][VC]
|
411 |
|
|
std::deque<PacketContainer> packetQueue[2][3];
|
412 |
|
|
int dataLeftToReceive[2] = {0,0};
|
413 |
|
|
VirtualChannel dataToReceiveFromVc[2];
|
414 |
|
|
|
415 |
|
|
while(true){
|
416 |
|
|
wait();
|
417 |
|
|
|
418 |
|
|
//Wait for reset to be over
|
419 |
|
|
if(resetx.read() == false) continue;
|
420 |
|
|
|
421 |
|
|
//Set some default values
|
422 |
|
|
fc0_datavc_ui = VC_POSTED;
|
423 |
|
|
fc0_consume_data_ui = false;
|
424 |
|
|
fc1_datavc_ui = VC_POSTED;
|
425 |
|
|
fc1_consume_data_ui = false;
|
426 |
|
|
|
427 |
|
|
/**
|
428 |
|
|
The following two lines are to force to NEVER read
|
429 |
|
|
the data of the user interface to test the buffers
|
430 |
|
|
filling up.
|
431 |
|
|
*/
|
432 |
|
|
//dataLeftToReceive[0] = 0;
|
433 |
|
|
//dataLeftToReceive[1] = 0;
|
434 |
|
|
|
435 |
|
|
//****************************************************************
|
436 |
|
|
//Read data if any left to read, or
|
437 |
|
|
//maybe read from the FIFO
|
438 |
|
|
//*****************************************************************
|
439 |
|
|
if(dataLeftToReceive[0] > 0){
|
440 |
|
|
if(rand() % 10){
|
441 |
|
|
//Randomly read data 90% of the time
|
442 |
|
|
fc0_consume_data_ui = true;
|
443 |
|
|
fc0_datavc_ui = dataToReceiveFromVc[0];
|
444 |
|
|
dataLeftToReceive[0]--;
|
445 |
|
|
if(outputTxMessages){
|
446 |
|
|
cout << "Reading data from 0 : " << (sc_uint<32>) ui_data_fc0 << " left = " << dataLeftToReceive[0] << endl;
|
447 |
|
|
}
|
448 |
|
|
}
|
449 |
|
|
}
|
450 |
|
|
//If there are data received from FIFO
|
451 |
|
|
else if(!packetQueue[0][0].empty() ||
|
452 |
|
|
!packetQueue[0][1].empty() ||
|
453 |
|
|
!packetQueue[0][2].empty()){
|
454 |
|
|
if(rand() % 4){
|
455 |
|
|
//Select vc to read from
|
456 |
|
|
VirtualChannel vc;
|
457 |
|
|
if(!packetQueue[0][VC_RESPONSE].empty()) vc = VC_RESPONSE;
|
458 |
|
|
else if(!packetQueue[0][VC_POSTED].empty()) vc = VC_POSTED;
|
459 |
|
|
else vc = VC_NON_POSTED;
|
460 |
|
|
|
461 |
|
|
//Get the packet
|
462 |
|
|
PacketContainer &packet = packetQueue[0][vc].front();
|
463 |
|
|
//and find how much data it has
|
464 |
|
|
if(packet->hasDataAssociated()){
|
465 |
|
|
dataLeftToReceive[0] = (int)(packet->getDataLengthm1() + 1);
|
466 |
|
|
dataToReceiveFromVc[0] = packet->getVirtualChannel();
|
467 |
|
|
}
|
468 |
|
|
if(outputTxMessages){
|
469 |
|
|
cout << "Reading packet from fifo0 " << endl <<
|
470 |
|
|
packet << endl;
|
471 |
|
|
}
|
472 |
|
|
//Remove packet from queue (virtual user fifo)
|
473 |
|
|
packetQueue[0][vc].pop_front();
|
474 |
|
|
}
|
475 |
|
|
};
|
476 |
|
|
|
477 |
|
|
if(dataLeftToReceive[1] > 0){
|
478 |
|
|
if(rand() % 10){
|
479 |
|
|
//Randomly read data 90% of the time
|
480 |
|
|
fc1_consume_data_ui = true;
|
481 |
|
|
fc1_datavc_ui = dataToReceiveFromVc[1];
|
482 |
|
|
dataLeftToReceive[1]--;
|
483 |
|
|
if(outputTxMessages){
|
484 |
|
|
cout << "Reading data from 1 " << endl;
|
485 |
|
|
}
|
486 |
|
|
}
|
487 |
|
|
}
|
488 |
|
|
else if(!packetQueue[1][0].empty() ||
|
489 |
|
|
!packetQueue[1][1].empty() ||
|
490 |
|
|
!packetQueue[1][2].empty()){
|
491 |
|
|
if(rand() % 4){
|
492 |
|
|
//Select vc to read from
|
493 |
|
|
VirtualChannel vc;
|
494 |
|
|
if(!packetQueue[1][VC_RESPONSE].empty()) vc = VC_RESPONSE;
|
495 |
|
|
else if(!packetQueue[1][VC_POSTED].empty()) vc = VC_POSTED;
|
496 |
|
|
else vc = VC_NON_POSTED;
|
497 |
|
|
|
498 |
|
|
//Get the packet
|
499 |
|
|
PacketContainer &packet = packetQueue[1][vc].front();
|
500 |
|
|
//and find how much data it has
|
501 |
|
|
if(packet->hasDataAssociated()){
|
502 |
|
|
dataLeftToReceive[1] = (int)(packet->getDataLengthm1() + 1);
|
503 |
|
|
dataToReceiveFromVc[1] = (int)packet->getVirtualChannel();
|
504 |
|
|
}
|
505 |
|
|
if(outputTxMessages){
|
506 |
|
|
cout << "Reading packet from fifo1 " << endl <<
|
507 |
|
|
packet << endl;
|
508 |
|
|
}
|
509 |
|
|
//Remove packet from queue (virtual user fifo)
|
510 |
|
|
packetQueue[1][vc].pop_front();
|
511 |
|
|
}
|
512 |
|
|
};
|
513 |
|
|
|
514 |
|
|
//****************************************************************
|
515 |
|
|
//Add the received packet to the FIFO
|
516 |
|
|
//Check if the received packet is valid
|
517 |
|
|
//*****************************************************************
|
518 |
|
|
if(ui_available_fc0.read()){
|
519 |
|
|
PacketContainer ui_packet_fc0_sim = ControlPacket::createPacketFromQuadWord(ui_packet_fc0.read());
|
520 |
|
|
VirtualChannel vc = ui_packet_fc0_sim->getVirtualChannel();
|
521 |
|
|
bool hasData = ui_packet_fc0_sim->hasDataAssociated();
|
522 |
|
|
|
523 |
|
|
require(vc < 4,"Invalid virtual channel packet received from 0\n");
|
524 |
|
|
|
525 |
|
|
require(packetQueue[0][vc].size() <= USER_FIFO_DEPTH,
|
526 |
|
|
"ERROR: trying to write in a full FIFO!\n");
|
527 |
|
|
|
528 |
|
|
packetQueue[0][vc].push_back(ui_packet_fc0_sim);
|
529 |
|
|
if(outputTxMessages){
|
530 |
|
|
cout << "Adding Packet to fifo0" << endl
|
531 |
|
|
<< ui_packet_fc0.read() << endl;
|
532 |
|
|
}
|
533 |
|
|
}
|
534 |
|
|
|
535 |
|
|
if(ui_available_fc1.read()){
|
536 |
|
|
PacketContainer ui_packet_fc1_sim = ControlPacket::createPacketFromQuadWord(ui_packet_fc1.read());
|
537 |
|
|
VirtualChannel vc = ui_packet_fc1_sim->getVirtualChannel();
|
538 |
|
|
bool hasData = ui_packet_fc1_sim->hasDataAssociated();
|
539 |
|
|
|
540 |
|
|
require(vc < 4,"Invalid virtual channel packet received from 1\n");
|
541 |
|
|
|
542 |
|
|
require(packetQueue[1][vc].size() <= USER_FIFO_DEPTH,
|
543 |
|
|
"ERROR: trying to write in a full FIFO!\n");
|
544 |
|
|
|
545 |
|
|
packetQueue[1][vc].push_back(ui_packet_fc1_sim);
|
546 |
|
|
if(outputTxMessages){
|
547 |
|
|
cout << "Adding Packet to queue1" << endl
|
548 |
|
|
<< ui_packet_fc1.read() << endl;
|
549 |
|
|
}
|
550 |
|
|
}
|
551 |
|
|
|
552 |
|
|
//****************************************************************
|
553 |
|
|
//Calculate the FreeVC signal to send to the user interface
|
554 |
|
|
//*****************************************************************
|
555 |
|
|
sc_bv<3> send0_ge2_buf;
|
556 |
|
|
for(int n = 0; n < 3 ; n++){
|
557 |
|
|
send0_ge2_buf[n] = packetQueue[0][n].size() >= 2;
|
558 |
|
|
}
|
559 |
|
|
fc0_user_fifo_ge2_ui = send0_ge2_buf;
|
560 |
|
|
|
561 |
|
|
sc_bv<3> send1_ge2_buf;
|
562 |
|
|
for(int n = 0; n < 3 ; n++){
|
563 |
|
|
send1_ge2_buf[n] = packetQueue[1][n].size() >= 2;
|
564 |
|
|
}
|
565 |
|
|
fc1_user_fifo_ge2_ui = send1_ge2_buf;
|
566 |
|
|
}
|
567 |
|
|
|
568 |
|
|
}
|
569 |
|
|
|
570 |
|
|
void userinterface_tb::generalInitialisation(){
|
571 |
|
|
ControlPacket::outputExtraInformation = true;
|
572 |
|
|
csr_default_dir = true;
|
573 |
|
|
csr_masterhost = false;
|
574 |
|
|
dataLeftToSend = 0;
|
575 |
|
|
maxDataAddress = (int)pow(2,BUFFERS_ADDRESS_WIDTH);
|
576 |
|
|
|
577 |
|
|
for(int n = 0 ; n < DirectRoute_NumberDirectRouteSpaces;n++){
|
578 |
|
|
csr_direct_route_oppposite_dir[n] = false;
|
579 |
|
|
csr_direct_route_base[n] = sc_bv<32>();
|
580 |
|
|
csr_direct_route_limit[n] = sc_bv<32>();
|
581 |
|
|
}
|
582 |
|
|
csr_direct_route_oppposite_dir[0] = true;
|
583 |
|
|
csr_direct_route_base[0] = sc_bv<32>("0x12950468");
|
584 |
|
|
csr_direct_route_limit[0] = sc_bv<32>("0x16359203");
|
585 |
|
|
}
|
586 |
|
|
|
587 |
|
|
void userinterface_tb::addPacketsToQueue(
|
588 |
|
|
std::deque<PacketContainer> &queue,int number,int seed){
|
589 |
|
|
|
590 |
|
|
//Randomly generate chains, this is the number of packets that are
|
591 |
|
|
//part of the chain left to generate
|
592 |
|
|
int chainLengthLeft = 0;
|
593 |
|
|
//Temp variable to store generate packets
|
594 |
|
|
PacketContainer pkt;
|
595 |
|
|
//Seed the random generator
|
596 |
|
|
if(seed > 0){
|
597 |
|
|
srand(seed);
|
598 |
|
|
}
|
599 |
|
|
|
600 |
|
|
//If adding packets to queue, verify if the last packet was part of the
|
601 |
|
|
//chain and add a last packet for that chani
|
602 |
|
|
if(!queue.empty()){
|
603 |
|
|
pkt = queue.back();
|
604 |
|
|
if(pkt->isChain()){
|
605 |
|
|
chainLengthLeft = 1;
|
606 |
|
|
}
|
607 |
|
|
}
|
608 |
|
|
|
609 |
|
|
//Add packets to the queue
|
610 |
|
|
for(int n = 0; n < number;n++){
|
611 |
|
|
getRandomPacket(pkt,chainLengthLeft);
|
612 |
|
|
queue.push_back(pkt);
|
613 |
|
|
}
|
614 |
|
|
}
|
615 |
|
|
|
616 |
|
|
void userinterface_tb::addPacketsToQueue(
|
617 |
|
|
std::deque<ControlPacketComplete> &queue,int number,int seed){
|
618 |
|
|
|
619 |
|
|
//Randomly generate chains, this is the number of packets that are
|
620 |
|
|
//part of the chain left to generate
|
621 |
|
|
int chainLengthLeft = 0;
|
622 |
|
|
//Temp variable to store generate packets
|
623 |
|
|
ControlPacketComplete pkt;
|
624 |
|
|
sc_uint<BUFFERS_ADDRESS_WIDTH> randomDataAddress = rand() % maxDataAddress;
|
625 |
|
|
|
626 |
|
|
//Seed the random generator
|
627 |
|
|
if(seed > 0){
|
628 |
|
|
srand(seed);
|
629 |
|
|
}
|
630 |
|
|
|
631 |
|
|
//If adding packets to queue, verify if the last packet was part of the
|
632 |
|
|
//chain and add a last packet for that chani
|
633 |
|
|
if(!queue.empty()){
|
634 |
|
|
pkt = queue.back();
|
635 |
|
|
if(pkt.packet->isChain()){
|
636 |
|
|
chainLengthLeft = 1;
|
637 |
|
|
}
|
638 |
|
|
}
|
639 |
|
|
|
640 |
|
|
//Add packets to the queue
|
641 |
|
|
for(int n = 0; n < number;n++){
|
642 |
|
|
getRandomPacket(pkt.packet,chainLengthLeft);
|
643 |
|
|
|
644 |
|
|
pkt.data_address = randomDataAddress;
|
645 |
|
|
queue.push_back(pkt);
|
646 |
|
|
}
|
647 |
|
|
}
|
648 |
|
|
|
649 |
|
|
void userinterface_tb::getRandomPacket(PacketContainer &lastPacketToUpdateWithNew,
|
650 |
|
|
int &chainLengthLeft){
|
651 |
|
|
/** Generate random elements to create random packets
|
652 |
|
|
*/
|
653 |
|
|
int randomPacketValue = rand() % 7;
|
654 |
|
|
sc_bv<4> randomDataLength = sc_uint<4>(rand() % 16);
|
655 |
|
|
sc_bv<4> randomSeqID = sc_uint<4>(rand() % 16);
|
656 |
|
|
sc_bv<5> randomUnitID = sc_uint<5>(rand() % 32);
|
657 |
|
|
sc_bv<2> randomRqUID = sc_uint<2>(rand() % 4);
|
658 |
|
|
sc_bv<5> randomSrcTag = sc_uint<5>(rand() % 32);
|
659 |
|
|
bool randomBridge = rand() % 2;
|
660 |
|
|
bool randomPassPW = rand() % 2;
|
661 |
|
|
bool randomResponsePassPW = rand() % 2;
|
662 |
|
|
bool randomDoubleWordDataLength = rand() % 2;
|
663 |
|
|
bool randomDataError = rand() % 2;
|
664 |
|
|
|
665 |
|
|
sc_bv<40> randomAddress;
|
666 |
|
|
for(int j = 0; j < 40; j++){
|
667 |
|
|
bool randomBool = rand() % 2;
|
668 |
|
|
randomAddress[j] = randomBool;
|
669 |
|
|
}
|
670 |
|
|
bool randomStartChain = !(rand() % 10);
|
671 |
|
|
|
672 |
|
|
//If part of chain
|
673 |
|
|
if(chainLengthLeft > 0){
|
674 |
|
|
//The last packet of a chain of packets does not have the chain bit active
|
675 |
|
|
bool chainBitOn = chainLengthLeft != 1;
|
676 |
|
|
chainLengthLeft--;
|
677 |
|
|
|
678 |
|
|
//Create a new Posted write which is to the same destination using the last packet valeus
|
679 |
|
|
//and some new random values
|
680 |
|
|
WritePacket* oldPacket = dynamic_cast<WritePacket*>(lastPacketToUpdateWithNew.getPacketRef());
|
681 |
|
|
ControlPacket* newPacket = new WritePacket(
|
682 |
|
|
oldPacket->getSeqID(),
|
683 |
|
|
oldPacket->getUnitID(),
|
684 |
|
|
randomDoubleWordDataLength,
|
685 |
|
|
randomAddress.range(39,2),
|
686 |
|
|
randomDoubleWordDataLength,
|
687 |
|
|
oldPacket->getPassPW(),
|
688 |
|
|
oldPacket->getDataError(),
|
689 |
|
|
chainBitOn);
|
690 |
|
|
lastPacketToUpdateWithNew.takeControl(newPacket);
|
691 |
|
|
|
692 |
|
|
}
|
693 |
|
|
//If starting a new chain
|
694 |
|
|
else if(randomStartChain){
|
695 |
|
|
//Generate a random chain length (1 to 7)
|
696 |
|
|
chainLengthLeft = rand() % 7+1;
|
697 |
|
|
|
698 |
|
|
//Create a random posted write packet with chain bit on
|
699 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
700 |
|
|
new WritePacket( randomSeqID,
|
701 |
|
|
randomUnitID,
|
702 |
|
|
randomDoubleWordDataLength,
|
703 |
|
|
randomAddress.range(39,2),
|
704 |
|
|
randomDoubleWordDataLength,
|
705 |
|
|
randomPassPW,
|
706 |
|
|
randomDataError,
|
707 |
|
|
true) ); //Est de type Chain
|
708 |
|
|
|
709 |
|
|
}
|
710 |
|
|
else{
|
711 |
|
|
//Otherwise, create a completely new random packet
|
712 |
|
|
switch(randomPacketValue) {
|
713 |
|
|
case 0 :
|
714 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
715 |
|
|
new TargetDonePacket(randomUnitID,
|
716 |
|
|
randomSrcTag,
|
717 |
|
|
randomRqUID,
|
718 |
|
|
randomBridge,
|
719 |
|
|
RE_NORMAL,
|
720 |
|
|
randomPassPW));
|
721 |
|
|
break;
|
722 |
|
|
|
723 |
|
|
case 1 :
|
724 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
725 |
|
|
new ReadResponsePacket(randomUnitID,
|
726 |
|
|
randomSrcTag,
|
727 |
|
|
randomRqUID,
|
728 |
|
|
randomDataLength,
|
729 |
|
|
randomBridge,
|
730 |
|
|
RE_NORMAL,
|
731 |
|
|
randomPassPW));
|
732 |
|
|
break;
|
733 |
|
|
|
734 |
|
|
case 2 :
|
735 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
736 |
|
|
new ReadPacket(randomSeqID,
|
737 |
|
|
randomUnitID,
|
738 |
|
|
randomSrcTag,
|
739 |
|
|
randomDataLength,
|
740 |
|
|
randomAddress.range(39,2),
|
741 |
|
|
randomDoubleWordDataLength,
|
742 |
|
|
randomPassPW,
|
743 |
|
|
randomResponsePassPW)) ;
|
744 |
|
|
|
745 |
|
|
break;
|
746 |
|
|
|
747 |
|
|
case 3 :
|
748 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
749 |
|
|
new WritePacket( randomSeqID,
|
750 |
|
|
randomUnitID,
|
751 |
|
|
randomDataLength,
|
752 |
|
|
randomAddress.range(39,2),
|
753 |
|
|
randomDoubleWordDataLength,
|
754 |
|
|
randomPassPW,
|
755 |
|
|
randomDataError,
|
756 |
|
|
false)) ; //Pas de type Chain
|
757 |
|
|
break;
|
758 |
|
|
case 4 :
|
759 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
760 |
|
|
new WritePacket( randomSeqID,
|
761 |
|
|
randomUnitID,
|
762 |
|
|
randomSrcTag,
|
763 |
|
|
randomDataLength,
|
764 |
|
|
randomAddress.range(39,2),
|
765 |
|
|
randomDoubleWordDataLength,
|
766 |
|
|
randomPassPW));
|
767 |
|
|
|
768 |
|
|
break;
|
769 |
|
|
case 5 :
|
770 |
|
|
lastPacketToUpdateWithNew.takeControl(
|
771 |
|
|
new AtomicPacket( randomSeqID,
|
772 |
|
|
randomUnitID,
|
773 |
|
|
randomSrcTag,
|
774 |
|
|
randomDataLength,
|
775 |
|
|
randomAddress.range(39,2),
|
776 |
|
|
randomPassPW));
|
777 |
|
|
|
778 |
|
|
break;
|
779 |
|
|
|
780 |
|
|
case 6 :
|
781 |
|
|
lastPacketToUpdateWithNew.takeControl(new BroadcastPacket(
|
782 |
|
|
randomSeqID,
|
783 |
|
|
randomUnitID,
|
784 |
|
|
randomPassPW,
|
785 |
|
|
randomAddress.range(39,2)
|
786 |
|
|
));
|
787 |
|
|
}
|
788 |
|
|
}
|
789 |
|
|
|
790 |
|
|
}
|
791 |
|
|
|
792 |
|
|
void userinterface_tb::manage_memories(){
|
793 |
|
|
|
794 |
|
|
while(true){
|
795 |
|
|
wait();
|
796 |
|
|
//Manage writing
|
797 |
|
|
if(ui_memory_write0.read()){
|
798 |
|
|
memory0[(sc_uint<7>)ui_memory_write_address.read()] = (int)(sc_uint<32>)(ui_memory_write_data.read());
|
799 |
|
|
}
|
800 |
|
|
if(ui_memory_write1.read()){
|
801 |
|
|
memory1[(sc_uint<7>)ui_memory_write_address.read()] = (int)(sc_uint<32>)(ui_memory_write_data.read());
|
802 |
|
|
}
|
803 |
|
|
|
804 |
|
|
//Manage reading
|
805 |
|
|
ui_memory_read_data0 = memory0[(sc_uint<7>)ui_memory_read_address0.read()];
|
806 |
|
|
ui_memory_read_data1 = memory1[(sc_uint<7>)ui_memory_read_address1.read()];
|
807 |
|
|
|
808 |
|
|
}
|
809 |
|
|
}
|