diff options
Diffstat (limited to 'src/rtl')
| -rw-r--r-- | src/rtl/sha512.v | 116 |
1 files changed, 58 insertions, 58 deletions
diff --git a/src/rtl/sha512.v b/src/rtl/sha512.v index 085783b..6356a8c 100644 --- a/src/rtl/sha512.v +++ b/src/rtl/sha512.v @@ -318,84 +318,86 @@ module sha512( begin if (we) begin - if ((address >= ADDR_BLOCK0) && (address <= ADDR_BLOCK31)) - block_we = 1'h1; + if (core_ready) + begin + if ((address >= ADDR_BLOCK0) && (address <= ADDR_BLOCK31)) + block_we = 1'h1; - case (address) - ADDR_CTRL: - begin - init_new = write_data[CTRL_INIT_BIT]; - next_new = write_data[CTRL_NEXT_BIT]; - mode_new = write_data[CTRL_MODE_HIGH_BIT : CTRL_MODE_LOW_BIT]; - mode_we = 1'h1; - work_factor_new = write_data[CTRL_WORK_FACTOR_BIT]; - work_factor_we = 1'h1; - end + case (address) + ADDR_CTRL: + begin + init_new = write_data[CTRL_INIT_BIT]; + next_new = write_data[CTRL_NEXT_BIT]; + mode_new = write_data[CTRL_MODE_HIGH_BIT : CTRL_MODE_LOW_BIT]; + mode_we = 1'h1; + work_factor_new = write_data[CTRL_WORK_FACTOR_BIT]; + work_factor_we = 1'h1; + end - ADDR_WORK_FACTOR_NUM: - begin - work_factor_num_we = 1; - end + ADDR_WORK_FACTOR_NUM: + begin + work_factor_num_we = 1; + end - ADDR_DIGEST0: - state00_we = 1; + ADDR_DIGEST0: + state00_we = 1; - ADDR_DIGEST1: - state01_we = 1; + ADDR_DIGEST1: + state01_we = 1; - ADDR_DIGEST2: - state02_we = 1; + ADDR_DIGEST2: + state02_we = 1; - ADDR_DIGEST3: - state03_we = 1; + ADDR_DIGEST3: + state03_we = 1; - ADDR_DIGEST4: - state04_we = 1; + ADDR_DIGEST4: + state04_we = 1; - ADDR_DIGEST5: - state05_we = 1; + ADDR_DIGEST5: + state05_we = 1; - ADDR_DIGEST6: - state06_we = 1; + ADDR_DIGEST6: + state06_we = 1; - ADDR_DIGEST7: - state07_we = 1; + ADDR_DIGEST7: + state07_we = 1; - ADDR_DIGEST8: - state08_we = 1; + ADDR_DIGEST8: + state08_we = 1; - ADDR_DIGEST9: - state09_we = 1; + ADDR_DIGEST9: + state09_we = 1; - ADDR_DIGEST10: - state10_we = 1; + ADDR_DIGEST10: + state10_we = 1; - ADDR_DIGEST11: - state11_we = 1; + ADDR_DIGEST11: + state11_we = 1; - ADDR_DIGEST12: - state12_we = 1; + ADDR_DIGEST12: + state12_we = 1; - ADDR_DIGEST13: - state13_we = 1; + ADDR_DIGEST13: + state13_we = 1; - ADDR_DIGEST14: - state14_we = 1; + ADDR_DIGEST14: + state14_we = 1; - ADDR_DIGEST15: - state15_we = 1; + ADDR_DIGEST15: + state15_we = 1; - default: - begin - tmp_error = 1; - end - endcase // case (address) + default: + tmp_error = 1; + endcase // case (address) + end // if (core_ready) end // if (we) else begin - if ((address >= ADDR_DIGEST0) && (address <= ADDR_DIGEST15)) - tmp_read_data = digest_reg[(15 - (address - ADDR_DIGEST0)) * 32 +: 32]; + if (core_ready) + if ((address >= ADDR_DIGEST0) && (address <= ADDR_DIGEST15)) + tmp_read_data = digest_reg[(15 - (address - ADDR_DIGEST0)) * 32 +: 32]; if ((address >= ADDR_BLOCK0) && (address <= ADDR_BLOCK31)) tmp_read_data = block_reg[address[4 : 0]]; @@ -420,9 +422,7 @@ module sha512( tmp_read_data = work_factor_num_reg; default: - begin - tmp_error = 1; - end + tmp_error = 1; endcase // case (address) end end |