diff options
Diffstat (limited to 'src/rtl/keywrap_core.v')
| -rw-r--r-- | src/rtl/keywrap_core.v | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/rtl/keywrap_core.v b/src/rtl/keywrap_core.v index 378a61a..3abe93c 100644 --- a/src/rtl/keywrap_core.v +++ b/src/rtl/keywrap_core.v @@ -4,7 +4,6 @@ // -------------- // Core that tries to implement AES KEY WRAP as specified in // RFC 3394 and extended with padding in RFC 5649. -// Experimental core at the moment. Does Not Work. // The maximum wrap object size is 64 kByte. // // @@ -244,7 +243,7 @@ module keywrap_core #(parameter MEM_BITS = 11) begin a_reg <= 64'h0; ready_reg <= 1'h1; - valid_reg <= 1'h1; + valid_reg <= 1'h0; block_ctr_reg <= {(MEM_BITS - 1){1'h0}}; iteration_ctr_reg <= 3'h0; keywrap_core_ctrl_reg <= CTRL_RESET; @@ -287,7 +286,7 @@ module keywrap_core #(parameter MEM_BITS = 11) core_addr = block_ctr_reg; core_we = 1'h0; - xor_val = (rlen * iteration_ctr_reg) + {51'h0, (block_ctr_reg + 1'h1)}; + xor_val = (rlen * iteration_ctr_reg) + {53'h0, (block_ctr_reg + 1'h1)}; if (encdec) aes_block = {a_reg, core_rd_data}; @@ -455,7 +454,6 @@ module keywrap_core #(parameter MEM_BITS = 11) valid_new = 1'h0; valid_we = 1'h1; init_a = 1'h1; - if (encdec) keywrap_core_ctrl_new = CTRL_NEXT_WSTART; else |