ext: add McPAT source

this patch adds the source for mcpat, a power, area, and timing modeling
framework.

1 files changed, 100 insertions, 0 deletions

diff --git a/ext/mcpat/cacti/nuca.h b/ext/mcpat/cacti/nuca.h
new file mode 100644
index 000000000..adfe32564
--- /dev/null
+++ b/ext/mcpat/cacti/nuca.h
@@ -0,0 +1,100 @@
+/*****************************************************************************
+ *                                McPAT/CACTI
+ *                      SOFTWARE LICENSE AGREEMENT
+ *            Copyright 2012 Hewlett-Packard Development Company, L.P.
+ *                          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.”
+ *
+ ***************************************************************************/
+
+
+#ifndef __NUCA_H__
+#define __NUCA_H__
+
+#include <iostream>
+
+#include "assert.h"
+#include "basic_circuit.h"
+#include "cacti_interface.h"
+#include "component.h"
+#include "io.h"
+#include "mat.h"
+#include "parameter.h"
+#include "router.h"
+#include "wire.h"
+
+class nuca_org_t {
+  public:
+  ~nuca_org_t();
+//    int size;
+    /* area, power, access time, and cycle time stats */
+    Component nuca_pda;
+    Component bank_pda;
+    Component wire_pda;
+    Wire *h_wire;
+    Wire *v_wire;
+    Router *router;
+    /* for particular network configuration
+     * calculated based on a cycle accurate
+     * simulation Ref: CACTI 6 - Tech report
+     */
+    double contention;
+
+    /* grid network stats */
+    double avg_hops;
+    int rows;
+    int columns;
+    int bank_count;
+};
+
+
+
+class Nuca : public Component
+{
+  public:
+    Nuca(
+        TechnologyParameter::DeviceType *dt);
+    void print_router();
+    ~Nuca();
+    void sim_nuca();
+    void init_cont();
+    int calc_cycles(double lat, double oper_freq);
+    void calculate_nuca_area (nuca_org_t *nuca);
+    int check_nuca_org (nuca_org_t *n, min_values_t *minval);
+    nuca_org_t * find_optimal_nuca (list<nuca_org_t *> *n, min_values_t *minval);
+    void print_nuca(nuca_org_t *n);
+    void print_cont_stats();
+
+  private:
+
+    TechnologyParameter::DeviceType *deviceType;
+    int wt_min, wt_max;
+    Wire *wire_vertical[WIRE_TYPES],
+         *wire_horizontal[WIRE_TYPES];
+
+};
+
+
+#endif