From 6b15816bff4c0c3ab22bf6d8185da48a263f7727 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Joachim=20Stro=CC=88mbergson?= Date: Thu, 5 Jul 2018 09:58:39 +0200 Subject: Fixed memory word order. Fixed a number of bugs. First block encrypted correctly. A state is wrong and memory is read too far. --- src/tb/tb_keywrap.v | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) (limited to 'src/tb') diff --git a/src/tb/tb_keywrap.v b/src/tb/tb_keywrap.v index 6b553ab..2cabca3 100644 --- a/src/tb/tb_keywrap.v +++ b/src/tb/tb_keywrap.v @@ -223,7 +223,7 @@ module tb_keywrap(); task dump_mem(integer n); begin : dump_mem integer i; - for (i = 0 ; i < n ; i = i + 2) + for (i = 0 ; i < n ; i = i + 1) $display("mem0[0x%06x] = 0x%08x mem1[0x%06x] = 0x%08x", i, dut.core.mem.mem0[i], i, dut.core.mem.mem1[i]); $display(""); @@ -247,7 +247,7 @@ module tb_keywrap(); $display("top level state:"); $display("init_reg = 0x%x next_reg = 0x%x", dut.init_reg, dut.next_reg); $display("endec_reg = 0x%x keylen_reg = 0x%x", dut.encdec_reg, dut.keylen_reg); - $display("rlen_reg = 0x%06x", dut.rlen_reg); + $display("rlen_reg = 0x%06x r_bank_reg = 0x%06x", dut.rlen_reg, dut.r_bank_reg); $display("a0_reg = 0x%08x a1_reg = 0x%08x", dut.a0_reg, dut.a1_reg); $display(""); end @@ -257,22 +257,33 @@ module tb_keywrap(); $display("core level state:"); $display("init = 0x%0x next = 0x%0x ready = 0x%0x valid = 0x%0x", dut.core.init, dut.core.next, dut.core.ready, dut.core.valid); + $display("api_we = 0x%0x api_addr = 0x%0x api_wr_data = 0x%0x api_rd_data = 0x%0x", + dut.core.api_we, dut.core.api_addr, dut.core.api_wr_data, dut.core.api_rd_data); $display("rlen = 0x%0x", dut.core.rlen); $display("key = 0x%0x", dut.core.key); $display("a_init = 0x%0x a_result = 0x%0x", dut.core.a_init, dut.core.a_result); $display(""); + $display("update_state = 0x%0x", dut.core.update_state); $display("a_reg = 0x%0x a_new = 0x%0x a_we = 0x%0x", dut.core.a_reg, dut.core.a_new, dut.core.a_we); - $display("aes_block = 0x%0x aes_result = 0x%0x", - dut.core.aes_block, dut.core.aes_result); $display("core_we = 0x%0x core_addr = 0x%0x", dut.core.core_we, dut.core.block_ctr_reg); $display("core_rd_data = 0x%0x core_wr_data = 0x%0x ", dut.core.core_rd_data, dut.core.core_wr_data); $display(""); + + $display("aes_ready = 0x%0x aes_valid = 0x%0x", + dut.core.aes_ready, dut.core.aes_valid); + $display("aes_init = 0x%0x aes_next = 0x%0x", + dut.core.aes_init, dut.core.aes_next); + $display("aes_block = 0x%0x aes_result = 0x%0x", + dut.core.aes_block, dut.core.aes_result); + $display(""); + + $display("block_ctr_reg = 0x%0x iteration_ctr_reg = 0x%0x", dut.core.block_ctr_reg, dut.core.iteration_ctr_reg); $display("keywrap_core_ctrl_reg = 0x%0x", dut.core.keywrap_core_ctrl_reg); @@ -363,9 +374,6 @@ module tb_keywrap(); write_word(ADDR_KEY3, 32'ha8d77e3d); write_word(ADDR_CONFIG, 32'h00000001); - $display("* State after key has been set:"); - dump_dut_state(); - // Initialize the AES engine (to expand the key). // Wait for init to complete. -- cgit v1.2.3