From 558493b2791b034de0f34ec11f872ce2a5b008c4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Joachim=20Stro=CC=88mbergson?= Date: Tue, 3 Jul 2018 13:03:13 +0200 Subject: Debugged a lot of minor errors and added a lot of debug functions. Things are starting to work. As in AES is actually initialized and used. --- src/rtl/keywrap_core.v | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'src/rtl/keywrap_core.v') diff --git a/src/rtl/keywrap_core.v b/src/rtl/keywrap_core.v index aa6f0df..d476152 100644 --- a/src/rtl/keywrap_core.v +++ b/src/rtl/keywrap_core.v @@ -79,10 +79,11 @@ module keywrap_core ( localparam CTRL_NEXT_START = 4'h4; localparam CTRL_NEXT_LOOP = 4'h5; - localparam CTRL_NEXT_WAIT = 4'h6; - localparam CTRL_NEXT_UPDATE = 4'h7; - localparam CTRL_NEXT_CHECK = 4'h8; - localparam CTRL_NEXT_FINALIZE = 4'h9; + localparam CTRL_NEXT_WAIT0 = 4'h6; + localparam CTRL_NEXT_WAIT = 4'h7; + localparam CTRL_NEXT_UPDATE = 4'h9; + localparam CTRL_NEXT_CHECK = 4'h9; + localparam CTRL_NEXT_FINALIZE = 4'ha; //---------------------------------------------------------------- @@ -195,8 +196,8 @@ module keywrap_core ( if (!reset_n) begin a_reg <= 64'h0; - ready_reg <= 1'h0; - valid_reg <= 1'h0; + ready_reg <= 1'h1; + valid_reg <= 1'h1; api_addr_ctr_reg <= 14'h0; block_ctr_reg <= 13'h0; iteration_ctr_reg <= 3'h0; @@ -386,6 +387,8 @@ module keywrap_core ( begin ready_new = 1'h0; ready_we = 1'h1; + valid_new = 1'h0; + valid_we = 1'h1; keywrap_core_ctrl_new = CTRL_NEXT_START; keywrap_core_ctrl_we = 1'h1; end @@ -430,6 +433,13 @@ module keywrap_core ( end + CTRL_NEXT_WAIT0: + begin + keywrap_core_ctrl_new = CTRL_NEXT_WAIT; + keywrap_core_ctrl_we = 1'h1; + end + + CTRL_NEXT_WAIT: begin if (aes_ready) -- cgit v1.2.3