diff options
| -rw-r--r-- | src/rtl/sha1.v | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/src/rtl/sha1.v b/src/rtl/sha1.v index 9a112b0..c1fd8ec 100644 --- a/src/rtl/sha1.v +++ b/src/rtl/sha1.v @@ -195,13 +195,16 @@ module sha1( begin if (we) begin - if ((address >= ADDR_BLOCK0) && (address <= ADDR_BLOCK15)) - block_we = 1; - - if (address == ADDR_CTRL) + if (core_ready) begin - init_new = write_data[CTRL_INIT_BIT]; - next_new = write_data[CTRL_NEXT_BIT]; + if ((address >= ADDR_BLOCK0) && (address <= ADDR_BLOCK15)) + block_we = 1; + + if (address == ADDR_CTRL) + begin + init_new = write_data[CTRL_INIT_BIT]; + next_new = write_data[CTRL_NEXT_BIT]; + end end end // if (write_read) else @@ -210,7 +213,8 @@ module sha1( tmp_read_data = block_reg[address[3 : 0]]; if ((address >= ADDR_DIGEST0) && (address <= ADDR_DIGEST4)) - tmp_read_data = digest_reg[(4 - (address - ADDR_DIGEST0)) * 32 +: 32]; + if (core_ready) + tmp_read_data = digest_reg[(4 - (address - ADDR_DIGEST0)) * 32 +: 32]; case (address) // Read operations. |