summaryrefslogtreecommitdiff
path: root/ext/mcpat/cacti/htree2.h
diff options
context:
space:
mode:
authorAnthony Gutierrez <atgutier@umich.edu>2014-04-01 12:44:30 -0400
committerAnthony Gutierrez <atgutier@umich.edu>2014-04-01 12:44:30 -0400
commite553a7bfa7f0eb47b78632cd63e6e1e814025c9a (patch)
treef69a8e3e0ed55b95bf276b6f857793b9ef7b6490 /ext/mcpat/cacti/htree2.h
parent8d665ee166bf5476bb9b73a0016843ff9953c266 (diff)
downloadgem5-e553a7bfa7f0eb47b78632cd63e6e1e814025c9a.tar.xz
ext: add McPAT source
this patch adds the source for mcpat, a power, area, and timing modeling framework.
Diffstat (limited to 'ext/mcpat/cacti/htree2.h')
-rw-r--r--ext/mcpat/cacti/htree2.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/ext/mcpat/cacti/htree2.h b/ext/mcpat/cacti/htree2.h
new file mode 100644
index 000000000..053e43a27
--- /dev/null
+++ b/ext/mcpat/cacti/htree2.h
@@ -0,0 +1,97 @@
+/*****************************************************************************
+ * 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 __HTREE2_H__
+#define __HTREE2_H__
+
+#include "assert.h"
+#include "basic_circuit.h"
+#include "cacti_interface.h"
+#include "component.h"
+#include "parameter.h"
+#include "subarray.h"
+#include "wire.h"
+
+// leakge power includes entire htree in a bank (when uca_tree == false)
+// leakge power includes only part to one bank when uca_tree == true
+
+class Htree2 : public Component
+{
+ public:
+ Htree2(enum Wire_type wire_model,
+ double mat_w, double mat_h, int add, int data_in, int search_data_in, int data_out, int search_data_out, int bl, int wl,
+ enum Htree_type h_type, bool uca_tree_ = false, bool search_tree_ = false,
+ TechnologyParameter::DeviceType *dt = &(g_tp.peri_global));
+ ~Htree2() {};
+
+ void in_htree();
+ void out_htree();
+
+ // repeaters only at h-tree nodes
+ void limited_in_htree();
+ void limited_out_htree();
+ void input_nand(double s1, double s2, double l);
+ void output_buffer(double s1, double s2, double l);
+
+ double in_rise_time, out_rise_time;
+
+ void set_in_rise_time(double rt)
+ {
+ in_rise_time = rt;
+ }
+
+ double max_unpipelined_link_delay;
+ powerDef power_bit;
+
+
+ private:
+ double wire_bw;
+ double init_wire_bw; // bus width at root
+ enum Htree_type tree_type;
+ double htree_hnodes;
+ double htree_vnodes;
+ double mat_width;
+ double mat_height;
+ int add_bits, data_in_bits,search_data_in_bits,data_out_bits, search_data_out_bits;
+ int ndbl, ndwl;
+ bool uca_tree; // should have full bandwidth to access all banks in the array simultaneously
+ bool search_tree;
+
+ enum Wire_type wt;
+ double min_w_nmos;
+ double min_w_pmos;
+
+ TechnologyParameter::DeviceType *deviceType;
+
+};
+
+#endif