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-rw-r--r--src/rtl/sha256_w_mem.v68
1 files changed, 35 insertions, 33 deletions
diff --git a/src/rtl/sha256_w_mem.v b/src/rtl/sha256_w_mem.v
index dcae98c..fa77c83 100644
--- a/src/rtl/sha256_w_mem.v
+++ b/src/rtl/sha256_w_mem.v
@@ -7,7 +7,7 @@
//
//
// Author: Joachim Strombergson
-// Copyright (c) 2013 SUNET
+// Copyright (c) 2014 SUNET
//
// Redistribution and use in source and binary forms, with or
// without modification, are permitted provided that the following
@@ -234,41 +234,43 @@ module sha256_w_mem(
if (init)
begin
- w_mem[00] = block[511 : 480];
- w_mem[01] = block[479 : 448];
- w_mem[02] = block[447 : 416];
- w_mem[03] = block[415 : 384];
- w_mem[04] = block[383 : 352];
- w_mem[05] = block[351 : 320];
- w_mem[06] = block[319 : 288];
- w_mem[07] = block[287 : 256];
- w_mem[08] = block[255 : 224];
- w_mem[09] = block[223 : 192];
- w_mem[10] = block[191 : 160];
- w_mem[11] = block[159 : 128];
- w_mem[12] = block[127 : 96];
- w_mem[13] = block[95 : 64];
- w_mem[14] = block[63 : 32];
- w_mem[15] = block[31 : 0];
+ w_mem00_new = block[511 : 480];
+ w_mem01_new = block[479 : 448];
+ w_mem02_new = block[447 : 416];
+ w_mem03_new = block[415 : 384];
+ w_mem04_new = block[383 : 352];
+ w_mem05_new = block[351 : 320];
+ w_mem06_new = block[319 : 288];
+ w_mem07_new = block[287 : 256];
+ w_mem08_new = block[255 : 224];
+ w_mem09_new = block[223 : 192];
+ w_mem10_new = block[191 : 160];
+ w_mem11_new = block[159 : 128];
+ w_mem12_new = block[127 : 96];
+ w_mem13_new = block[95 : 64];
+ w_mem14_new = block[63 : 32];
+ w_mem15_new = block[31 : 0];
+ w_mem_we = 1;
end
else if (w_ctr_reg > 15)
begin
- w_mem[00] = w_mem[01];
- w_mem[01] = w_mem[02];
- w_mem[02] = w_mem[03];
- w_mem[03] = w_mem[04];
- w_mem[04] = w_mem[05];
- w_mem[05] = w_mem[06];
- w_mem[06] = w_mem[07];
- w_mem[07] = w_mem[08];
- w_mem[08] = w_mem[09];
- w_mem[09] = w_mem[10];
- w_mem[10] = w_mem[11];
- w_mem[11] = w_mem[12];
- w_mem[12] = w_mem[13];
- w_mem[13] = w_mem[14];
- w_mem[14] = w_mem[15];
- w_mem[15] = w_new;
+ w_mem00_new = w_mem[01];
+ w_mem01_new = w_mem[02];
+ w_mem02_new = w_mem[03];
+ w_mem03_new = w_mem[04];
+ w_mem04_new = w_mem[05];
+ w_mem05_new = w_mem[06];
+ w_mem06_new = w_mem[07];
+ w_mem07_new = w_mem[08];
+ w_mem08_new = w_mem[09];
+ w_mem09_new = w_mem[10];
+ w_mem10_new = w_mem[11];
+ w_mem11_new = w_mem[12];
+ w_mem12_new = w_mem[13];
+ w_mem13_new = w_mem[14];
+ w_mem14_new = w_mem[15];
+ w_mem15_new = w_new;
+ w_mem_we = 1;
end
end // w_mem_update_logic