1 files changed, 91 insertions, 0 deletions
diff --git a/src/mem/ruby/common/DataBlock.cc b/src/mem/ruby/common/DataBlock.cc
new file mode 100644
index 000000000..ce72bc7f4
--- /dev/null
+++ b/src/mem/ruby/common/DataBlock.cc
@@ -0,0 +1,91 @@
+
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * 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;
+ * neither the name of the copyright holders 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
+ * OWNER 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.
+ */
+
+/*
+ * $Id$
+ */
+
+#include "mem/ruby/common/DataBlock.hh"
+
+DataBlock::DataBlock()
+{
+  if (DATA_BLOCK || XACT_MEMORY) {
+    m_data.setSize(RubyConfig::dataBlockBytes());
+  }
+  clear();
+}
+
+DataBlock::~DataBlock()
+{
+
+}
+
+void DataBlock::clear()
+{
+  int size = m_data.size();
+  for (int i = 0; i < size; i++) {
+    m_data[i] = 0;
+  }
+}
+
+bool DataBlock::equal(const DataBlock& obj) const
+{
+  bool value = true;
+  int size = m_data.size();
+  for (int i = 0; i < size; i++) {
+    value = value && (m_data[i] == obj.m_data[i]);
+  }
+  return value;
+}
+
+void DataBlock::print(ostream& out) const
+{
+  int size = m_data.size();
+  for (int i = 0; i < size; i+=4) {
+    out << hex << *((uint32*)(&(m_data[i]))) << " ";
+  }
+  out << dec << "]" << flush;
+}
+
+uint8 DataBlock::getByte(int whichByte) const
+{
+  if (DATA_BLOCK || XACT_MEMORY) {
+  return m_data[whichByte];
+  } else {
+    return 0;
+  }
+}
+
+void DataBlock::setByte(int whichByte, uint8 data)
+{
+  if (DATA_BLOCK || XACT_MEMORY) {
+    m_data[whichByte] = data;
+  }
+}
+