Removed the streaming interface in favor of a normal address based interface. A bit more kludgy, esp since we need to use bank switching to be able to provide enough address space. But this removes a possible problem of the streaming address counter running wild.

1 files changed, 8 insertions, 3 deletions

diff --git a/src/tb/tb_keywrap_core.v b/src/tb/tb_keywrap_core.v
index 1b9d96a..8d055fe 100644
--- a/src/tb/tb_keywrap_core.v
+++ b/src/tb/tb_keywrap_core.v
@@ -64,8 +64,8 @@ module tb_keywrap_core();
   reg           tb_keylen;
   reg  [63 : 0] tb_a_init;
   wire [63 : 0] tb_a_result;
-  reg           tb_api_cs;
   reg           tb_api_we;
+  reg [13 : 0]  tb_api_addr;
   reg [31 : 0]  tb_api_wr_data;
   wire [31 : 0] tb_api_rd_data;
 
@@ -76,18 +76,23 @@ module tb_keywrap_core();
   keywrap_core dut(
                    .clk(tb_clk),
                    .reset_n(tb_reset_n),
+
                    .init(tb_init),
                    .next(tb_next),
                    .encdec(tb_encdec),
+
                    .ready(tb_ready),
                    .valid(tb_valid),
+
                    .rlen(tb_rlen),
                    .key(tb_key),
                    .keylen(tb_keylen),
+
                    .a_init(tb_a_init),
                    .a_result(tb_a_result),
-                   .api_cs(tb_api_cs),
+
                    .api_we(tb_api_we),
+                   .api_addr(tb_api_addr),
                    .api_wr_data(tb_api_wr_data),
                    .api_rd_data(tb_api_rd_data)
                   );
@@ -140,8 +145,8 @@ module tb_keywrap_core();
       tb_key         = 256'h0;
       tb_keylen      = 0;
       tb_a_init      = 64'h0;
-      tb_api_cs      = 0;
       tb_api_we      = 0;
+      tb_api_addr    = 14'h0;
       tb_api_wr_data = 32'h0;