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authorJoachim StroĢˆmbergson <joachim@secworks.se>2018-07-03 11:13:54 +0200
committerJoachim StroĢˆmbergson <joachim@secworks.se>2018-07-03 11:13:54 +0200
commitc874d87b9a4c78a8dd42f4fe860d10a4461bb8b7 (patch)
treeab892c83912744386c903c87ed71effe73019e80 /src
parent2d3531979d28f73027587cd7168e33a1b66fe811 (diff)
Add support to dump contents of memory to check that data has been written correctly.
Diffstat (limited to 'src')
-rw-r--r--src/tb/tb_keywrap.v17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/tb/tb_keywrap.v b/src/tb/tb_keywrap.v
index 9c6fb56..04efa44 100644
--- a/src/tb/tb_keywrap.v
+++ b/src/tb/tb_keywrap.v
@@ -141,6 +141,21 @@ module tb_keywrap();
//----------------------------------------------------------------
+ // dump_mem()
+ //
+ // Dump the n first memory positions in the dut internal memory.
+ //----------------------------------------------------------------
+ task dump_mem(integer n);
+ begin : dump_mem
+ integer i;
+ for (i = 0 ; i < n ; i = i + 2)
+ $display("mem0[0x%06x] = 0x%08x mem1[0x%06x] = 0x%08x",
+ i, dut.core.mem.mem0[i], i, dut.core.mem.mem1[i]);
+ end
+ endtask // dump_mem
+
+
+ //----------------------------------------------------------------
// read_word()
//
// Read a data word from the given address in the DUT.
@@ -332,6 +347,8 @@ module tb_keywrap();
write_word(ADDR_WRITE_DATA, 32'h45a28800);
write_word(ADDR_WRITE_DATA, 32'h5f37a27d);
+ dump_mem(6);
+
// Start wrapping and wait for wrap to complete.
write_word(ADDR_CTRL, 32'h00000002);