init and unit tests for register buffer

test/unit_tests/buffer_register_7/test.prsim

@@ -0,0 +1,163 @@
+watchall
+
+set b.out_v 0
+set b.flush 0
+set-qdi-channel-neutral "b.in" 7
+
+cycle
+
+
+mode run
+system "echo '[] Set reset 0'"
+status X
+set Reset 0
+cycle
+assert b.in.a 0
+assert b.in.v 0
+
+
+system "echo '[] Flushing data'"
+set b.flush 1
+cycle
+assert b.out.d[0].t 0
+assert b.out.d[1].t 0
+assert b.out.d[2].t 0
+assert b.out.d[3].t 0
+assert b.out.d[4].t 0
+assert b.out.d[5].t 0
+assert b.out.d[6].t 0
+assert b.out.d[0].f 0
+assert b.out.d[1].f 0
+assert b.out.d[2].f 0
+assert b.out.d[3].f 0
+assert b.out.d[4].f 0
+assert b.out.d[5].f 0
+assert b.out.d[6].f 0
+set b.out_v 0
+set b.flush 0
+cycle
+
+system "echo '[] Sending in a 0'"
+set-qdi-channel-valid "b.in" 7 0
+cycle
+# assert-qdi-channel-valid 'b.out' 7 127
+assert b.in.a 0
+assert b.in.v 1
+assert-var-int "b.out" 7 0
+
+system "echo '[] Sending in output valid'"
+set b.out_v 1
+cycle
+assert b.in.a 1
+assert b.in.v 1
+assert-var-int "b.out" 7 0
+
+system "echo '[] Removing input'"
+set-qdi-channel-neutral "b.in" 7
+cycle
+assert b.in.a 0
+assert b.in.v 0
+assert-var-int "b.out" 7 0
+
+
+system "echo '[] Flushing data'"
+set b.flush 1
+cycle
+assert b.out.d[0].t 0
+assert b.out.d[1].t 0
+assert b.out.d[2].t 0
+assert b.out.d[3].t 0
+assert b.out.d[4].t 0
+assert b.out.d[5].t 0
+assert b.out.d[6].t 0
+assert b.out.d[0].f 0
+assert b.out.d[1].f 0
+assert b.out.d[2].f 0
+assert b.out.d[3].f 0
+assert b.out.d[4].f 0
+assert b.out.d[5].f 0
+assert b.out.d[6].f 0
+set b.out_v 0
+cycle
+set b.flush 0
+cycle
+
+
+system "echo '[] Sending in a 127'"
+set-qdi-channel-valid "b.in" 7 127
+cycle
+# assert-qdi-channel-valid 'b.out' 7 127
+assert b.in.a 0
+assert b.in.v 1
+assert-var-int "b.out" 7 127
+
+system "echo '[] Sending in output valid'"
+set b.out_v 1
+cycle
+assert b.in.a 1
+assert b.in.v 1
+assert-var-int "b.out" 7 127
+
+system "echo '[] Removing input'"
+set-qdi-channel-neutral "b.in" 7
+cycle
+assert b.in.a 0
+assert b.in.v 0
+assert-var-int "b.out" 7 127
+
+
+
+
+system "echo '[] Flushing data'"
+set b.flush 1
+cycle
+assert b.out.d[0].t 0
+assert b.out.d[1].t 0
+assert b.out.d[2].t 0
+assert b.out.d[3].t 0
+assert b.out.d[4].t 0
+assert b.out.d[5].t 0
+assert b.out.d[6].t 0
+assert b.out.d[0].f 0
+assert b.out.d[1].f 0
+assert b.out.d[2].f 0
+assert b.out.d[3].f 0
+assert b.out.d[4].f 0
+assert b.out.d[5].f 0
+assert b.out.d[6].f 0
+set b.out_v 0
+cycle
+set b.flush 0
+cycle
+
+
+
+
+system "echo '[] Sending in a 56'"
+set-qdi-channel-valid "b.in" 7 56
+cycle
+assert b.in.a 0
+assert b.in.v 1
+assert-var-int "b.out" 7 56
+
+system "echo '[] Sending in output valid'"
+set b.out_v 1
+cycle
+assert b.in.a 1
+assert b.in.v 1
+assert-var-int "b.out" 7 56
+
+system "echo '[] Removing input'"
+set-qdi-channel-neutral "b.in" 7
+cycle
+assert b.in.a 0
+assert b.in.v 0
+assert-var-int "b.out" 7 56
+
+system "echo '[] Resetting'"
+set Reset 1
+cycle
+assert-var-int "b.out" 7 127
+set Reset 0
+cycle
+assert-var-int "b.out" 7 127