1 files changed, 98 insertions, 0 deletions
diff --git a/src/mem/ruby/network/orion/OrionLink.cc b/src/mem/ruby/network/orion/OrionLink.cc
new file mode 100644
index 000000000..38ddd0459
--- /dev/null
+++ b/src/mem/ruby/network/orion/OrionLink.cc
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2009 Princeton University, and
+ *                    Regents of the University of California
+ * 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.
+ *
+ * Authors:  Hangsheng Wang (Orion 1.0, Princeton)
+ *           Xinping Zhu (Orion 1.0, Princeton)
+ *           Xuning Chen (Orion 1.0, Princeton)
+ *           Bin Li (Orion 2.0, Princeton)
+ *           Kambiz Samadi (Orion 2.0, UC San Diego)
+ */
+
+#include <iostream>
+#include <cassert>
+
+#include "mem/ruby/network/orion/OrionLink.hh"
+#include "mem/ruby/network/orion/OrionConfig.hh"
+#include "mem/ruby/network/orion/Wire.hh"
+
+using namespace std;
+
+OrionLink::OrionLink(
+  double len_,
+  uint32_t line_width_,
+  const OrionConfig* orion_cfg_ptr_
+)
+{
+    assert(len_ == len_);
+    assert(line_width_ == line_width_);
+
+    m_len = len_;
+    m_line_width = line_width_;
+    m_orion_cfg_ptr = orion_cfg_ptr_;
+
+    init();
+}
+
+OrionLink::~OrionLink()
+{}
+
+double OrionLink::calc_dynamic_energy(uint32_t num_bit_flip_) const
+{
+    assert(num_bit_flip_ <= m_line_width);
+    return (num_bit_flip_*(m_dynamic_energy_per_bit/2));
+}
+
+double OrionLink::get_static_power() const
+{
+    return (m_line_width*m_static_power_per_bit);
+}
+
+void OrionLink::init()
+{
+    const TechParameter* tech_param_ptr = m_orion_cfg_ptr->get_tech_param_ptr();
+
+    const string& width_spacing_model_str = m_orion_cfg_ptr->get<string>("WIRE_WIDTH_SPACING");
+    const string& buf_scheme_str = m_orion_cfg_ptr->get<string>("WIRE_BUFFERING_MODEL");
+    bool is_shielding = m_orion_cfg_ptr->get<bool>("WIRE_IS_SHIELDING");
+    Wire wire(width_spacing_model_str, buf_scheme_str, is_shielding, tech_param_ptr);
+
+    m_dynamic_energy_per_bit = wire.calc_dynamic_energy(m_len);
+    m_static_power_per_bit = wire.calc_static_power(m_len);
+    return;
+}
+
+void OrionLink::print() const
+{
+    cout << "Link - Dynamic Energy" << endl;
+    cout << "\t" << "One Bit = " << calc_dynamic_energy(1) << endl;
+    cout << endl;
+    cout << "Link - Static Power" << endl;
+    cout << "\t" << "One Bit = " << get_static_power() << endl;
+    cout << endl;
+    return;
+}