Add trace generator cpp file.

2020-10-08 16:00:52 +02:00
parent e90df2174c
commit 0501bbd2c8
1 changed files with 75 additions and 0 deletions
--- a/DRAMSys/simulator/TraceGenerator.cpp
+++ b/DRAMSys/simulator/TraceGenerator.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2015, Technische Universität Kaiserslautern
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors:
+ *    Janik Schlemminger
+ *    Robert Gernhardt
+ *    Matthias Jung
+ */
+
+#include "TraceGenerator.h"
+
+TraceGenerator::TraceGenerator(sc_module_name name,
+        unsigned int fCKMhz, TraceSetup *setup)
+    : TracePlayer(name, setup), transCounter(0)
+{
+    if (fCKMhz == 0)
+        tCK = Configuration::getInstance().memSpec->tCK;
+    else
+        tCK = sc_time(1.0 / fCKMhz, SC_US);
+
+    burstlenght = Configuration::getInstance().memSpec->burstLength;
+}
+
+void TraceGenerator::nextPayload()
+{
+    if (transCounter >= 1000) // TODO set limit!
+        terminate();
+
+    tlm::tlm_generic_payload *payload = setup->allocatePayload();
+    payload->acquire();
+    unsigned char *dataElement = new unsigned char[16];
+    // TODO: column / burst breite
+
+    payload->set_address(0x0);
+    payload->set_response_status(tlm::TLM_INCOMPLETE_RESPONSE);
+    payload->set_dmi_allowed(false);
+    payload->set_byte_enable_length(0);
+    payload->set_streaming_width(burstlenght);
+    payload->set_data_ptr(dataElement);
+    payload->set_data_length(16);
+    payload->set_command(tlm::TLM_READ_COMMAND);
+    transCounter++;
+
+    sendToTarget(*payload, tlm::BEGIN_REQ, SC_ZERO_TIME);
+    transactionsSent++;
+    PRINTDEBUGMESSAGE(name(), "Performing request #" + std::to_string(transactionsSent));
+}