Added logic to perform status word read operation from the mkm. Adding interfaces and registers to be able to pass mkm status to host. Updated dut instantiation in core testbench to.

1 files changed, 23 insertions, 13 deletions

diff --git a/src/tb/tb_keywrap_core.v b/src/tb/tb_keywrap_core.v
index 4b94b26..27a2e91 100644
--- a/src/tb/tb_keywrap_core.v
+++ b/src/tb/tb_keywrap_core.v
@@ -67,11 +67,15 @@ module tb_keywrap_core();
   reg                           tb_read;
   reg                           tb_write;
   reg                           tb_encdec;
+  reg                           tb_mkey_mstatus;
   wire                          tb_ready;
   wire                          tb_valid;
   reg [(RLEN_BITS - 1) : 0]     tb_rlen;
   reg [255 : 0]                 tb_key;
+  reg [31 : 0]                  tb_status;
   reg                           tb_keylen;
+  wire [255 : 0]                tb_mkey;
+  wire [31 : 0]                 tb_mstatus;
   reg  [63 : 0]                 tb_a_init;
   wire [63 : 0]                 tb_a_result;
   reg                           tb_api_we;
@@ -102,7 +106,8 @@ module tb_keywrap_core();
                    .next(tb_next),
                    .read(tb_read),
                    .write(tb_write),
-                  .encdec(tb_encdec),
+                   .mkey_mstatus(tb_mkey_mstatus),
+                   .encdec(tb_encdec),
 
                    .ready(tb_ready),
                    .valid(tb_valid),
@@ -110,6 +115,9 @@ module tb_keywrap_core();
                    .rlen(tb_rlen),
                    .key(tb_key),
                    .keylen(tb_keylen),
+                   .status(tb_status),
+                   .mkey(tb_mkey),
+                   .mstatus(tb_mstatus),
 
                    .a_init(tb_a_init),
                    .a_result(tb_a_result),
@@ -161,18 +169,20 @@ module tb_keywrap_core();
       tb_clk     = 0;
       tb_reset_n = 0;
 
-      tb_init        = 0;
-      tb_next        = 0;
-      tb_read        = 0;
-      tb_write       = 0;
-      tb_encdec      = 0;
-      tb_rlen        = 13'h0;
-      tb_key         = 256'h0;
-      tb_keylen      = 0;
-      tb_a_init      = 64'h0;
-      tb_api_we      = 0;
-      tb_api_addr    = 14'h0;
-      tb_api_wr_data = 32'h0;
+      tb_init         = 0;
+      tb_next         = 0;
+      tb_read         = 0;
+      tb_write        = 0;
+      tb_encdec       = 0;
+      tb_mkey_mstatus = 0;
+      tb_rlen         = 13'h0;
+      tb_key          = 256'h0;
+      tb_status       = 32'h0;
+      tb_keylen       = 0;
+      tb_a_init       = 64'h0;
+      tb_api_we       = 0;
+      tb_api_addr     = 14'h0;
+      tb_api_wr_data  = 32'h0;
 
 
       #(CLK_PERIOD * 10);