1 files changed, 12 insertions, 0 deletions
diff --git a/rtl/include/log2.vh b/rtl/include/log2.vh
new file mode 100644
index 0000000..097061d
--- /dev/null
+++ b/rtl/include/log2.vh
@@ -0,0 +1,12 @@
+function integer log2;
+  input integer value;
+  integer temp;
+  begin
+    log2 = 0;
+    temp = value - 1;
+    while (temp > 0) begin
+      log2 = log2 + 1;
+      temp = temp >> 1;
+    end
+  end
+endfunction