encoder8x8sim

test/unit_tests/encoder2D_8x8/test.act

@@ -0,0 +1,49 @@
+/*************************************************************************
+ *
+ *  This file is part of ACT dataflow neuro library.
+ * It's the testing facility for cell_lib_std.act
+ *
+ *  Copyright (c) 2022 University of Groningen - Ole Richter  
+ *  Copyright (c) 2022 University of Groningen - Hugh Greatorex
+ *  Copyright (c) 2022 University of Groningen - Michele Mastella
+ *  Copyright (c) 2022 University of Groningen - Madison Cotteret
+ *
+ *  This source describes Open Hardware and is licensed under the CERN-OHL-W v2 or later
+ *
+ *  You may redistribute and modify this documentation and make products
+ *  using it under the terms of the CERN-OHL-W v2 (https:/cern.ch/cern-ohl).
+ *  This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED
+ *  WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY
+ *  AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN-OHL-W v2
+ *  for applicable conditions.
+ *
+ *  Source location: https://git.web.rug.nl/bics/actlib_dataflow_neuro
+ *
+ *  As per CERN-OHL-W v2 section 4.1, should You produce hardware based on
+ *  these sources, You must maintain the Source Location visible in its
+ *  documentation.
+ *
+ **************************************************************************
+ */
+
+import "../../dataflow_neuro/coders.act";
+import globals;
+import std::data;
+
+open std::data;
+
+open tmpl::dataflow_neuro;
+
+defproc encoder2D_2x2 (a1of1 x[8]; a1of1 y[8]; avMx1of2<6> out){
+    encoder2D<3, 3, 8, 8, 1> e(.x=x, .y=y, .out=out);
+    bool _reset_B; 
+    prs {
+        Reset => _reset_B-
+    }
+    e.supply.vss = GND;
+    e.supply.vdd = Vdd;
+    e.reset_B = _reset_B;
+
+}
+
+encoder2D_2x2 e;

test/unit_tests/encoder2D_8x8/test.prsim

@@ -0,0 +1,231 @@
+watchall
+mode run
+
+system "echo '[] Set Out Ack/Valid Low'"
+
+set e.out.a 0
+set e.out.v 0
+cycle
+
+system "echo '[] Setting Neuron Req Low'"
+
+set e.y[0].r 0
+set e.y[1].r 0
+set e.y[2].r 0
+set e.y[3].r 0
+set e.y[4].r 0
+set e.y[5].r 0
+set e.y[6].r 0
+set e.y[7].r 0
+
+set e.x[0].r 0
+set e.x[1].r 0
+set e.x[2].r 0
+set e.x[3].r 0
+set e.x[4].r 0
+set e.x[5].r 0
+set e.x[6].r 0
+set e.x[7].r 0
+cycle
+
+# # Slightly confused as to whether Reset should be set to 1 given A_2C_RB_X1 needs active high to change y
+# # status X
+# # set Reset 1
+# # cycle
+
+cycle 
+set Reset 0
+cycle
+
+system "echo '[] Single Neuron Spikes (2,5)'"
+
+set e.y[5].r 1
+set e.x[2].r 1
+
+cycle
+
+assert e.e.Yarb.out.r 1
+assert e.e.Xarb.out.r 1
+
+assert e.e._x_v 1
+
+system "echo '[] Check Arbiter Acks'"
+
+assert e.e._x_a_B 1
+
+assert e.y[0].a 0
+assert e.y[1].a 0
+assert e.y[2].a 0
+assert e.y[3].a 0
+assert e.y[4].a 0
+assert e.y[5].a 1
+assert e.y[6].a 0
+assert e.y[7].a 0
+assert e.e.Yarb.out.a 1
+
+
+assert e.x[0].a 0
+assert e.x[1].a 0
+assert e.x[2].a 1
+assert e.x[3].a 0
+assert e.x[4].a 0
+assert e.x[5].a 0
+assert e.x[6].a 0
+assert e.x[7].a 0
+assert e.e.Xarb.out.a 1
+
+system "echo '[] Check Encoders'"
+
+assert e.e.y_enc_out.d[0].t 1
+assert e.e.y_enc_out.d[0].f 0
+assert e.e.y_enc_out.d[1].t 0
+assert e.e.y_enc_out.d[1].f 1
+assert e.e.y_enc_out.d[2].t 1
+assert e.e.y_enc_out.d[2].f 0
+
+assert e.e.x_enc_out.d[0].t 0
+assert e.e.x_enc_out.d[0].f 1
+assert e.e.x_enc_out.d[1].t 1
+assert e.e.x_enc_out.d[1].f 0
+assert e.e.x_enc_out.d[2].t 0
+assert e.e.x_enc_out.d[2].f 1
+
+system "echo '[] Check Buffer'"
+
+assert e.e._in_x_v 1
+assert e.e._in_y_v 1
+assert e.e._en 1
+
+assert e.out.d.d[0].t 0
+assert e.out.d.d[0].f 1
+assert e.out.d.d[1].t 1
+assert e.out.d.d[1].f 0
+assert e.out.d.d[2].t 0
+assert e.out.d.d[2].f 1
+assert e.out.d.d[3].t 1
+assert e.out.d.d[3].f 0
+assert e.out.d.d[4].t 0
+assert e.out.d.d[4].f 1
+assert e.out.d.d[5].t 1
+assert e.out.d.d[5].f 0
+
+
+system "echo '[] Finish Neuron Handshake'"
+
+set e.y[5].r 0
+set e.x[2].r 0
+cycle
+
+assert e.e.Yarb.out.r 0
+assert e.e.Xarb.out.r 0
+
+set e.out.a 1
+set e.out.v 1
+cycle
+
+assert e.e.Yarb.out.a 0
+assert e.e.Xarb.out.a 0
+assert e.y[5].a 0
+assert e.x[2].a 0
+
+set e.out.a 0
+set e.out.v 0
+cycle
+
+system "echo '[] Neuron (2,5) Encoded'"
+
+system "echo '[] Single Neuron Spikes (0,0)'"
+
+set e.y[0].r 1
+set e.x[0].r 1
+
+cycle
+
+assert e.e.Yarb.out.r 1
+assert e.e.Xarb.out.r 1
+
+assert e.e._x_v 1
+
+system "echo '[] Check Arbiter Acks'"
+
+assert e.e._x_a_B 1
+
+assert e.y[0].a 1
+assert e.y[1].a 0
+assert e.y[2].a 0
+assert e.y[3].a 0
+assert e.y[4].a 0
+assert e.y[5].a 0
+assert e.y[6].a 0
+assert e.y[7].a 0
+assert e.e.Yarb.out.a 1
+
+
+assert e.x[0].a 1
+assert e.x[1].a 0
+assert e.x[2].a 0
+assert e.x[3].a 0
+assert e.x[4].a 0
+assert e.x[5].a 0
+assert e.x[6].a 0
+assert e.x[7].a 0
+assert e.e.Xarb.out.a 1
+
+system "echo '[] Check Encoders'"
+
+assert e.e.y_enc_out.d[0].t 0
+assert e.e.y_enc_out.d[0].f 1
+assert e.e.y_enc_out.d[1].t 0
+assert e.e.y_enc_out.d[1].f 1
+assert e.e.y_enc_out.d[2].t 0
+assert e.e.y_enc_out.d[2].f 1
+
+assert e.e.x_enc_out.d[0].t 0
+assert e.e.x_enc_out.d[0].f 1
+assert e.e.x_enc_out.d[1].t 0
+assert e.e.x_enc_out.d[1].f 1
+assert e.e.x_enc_out.d[2].t 0
+assert e.e.x_enc_out.d[2].f 1
+
+system "echo '[] Check Buffer'"
+
+assert e.e._in_x_v 1
+assert e.e._in_y_v 1
+assert e.e._en 1
+
+assert e.out.d.d[0].t 0
+assert e.out.d.d[0].f 1
+assert e.out.d.d[1].t 0
+assert e.out.d.d[1].f 1
+assert e.out.d.d[2].t 0
+assert e.out.d.d[2].f 1
+assert e.out.d.d[3].t 0
+assert e.out.d.d[3].f 1
+assert e.out.d.d[4].t 0
+assert e.out.d.d[4].f 1
+assert e.out.d.d[5].t 0
+assert e.out.d.d[5].f 1
+
+system "echo '[] Finish Neuron Handshake'"
+
+set e.y[0].r 0
+set e.x[0].r 0
+cycle
+
+assert e.e.Yarb.out.r 0
+assert e.e.Xarb.out.r 0
+
+set e.out.a 1
+set e.out.v 1
+cycle
+
+assert e.e.Yarb.out.a 0
+assert e.e.Xarb.out.a 0
+assert e.y[0].a 0
+assert e.x[0].a 0
+
+set e.out.a 0
+set e.out.v 0
+cycle
+
+system "echo '[] Neuron (0,0) Encoded'"