- added WE_I for rom

- registered addr instead of registered output
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git-svn-id: http://moon:8086/svn/vhdl/trunk@989 cc03376c-175c-47c8-b038-4cd826a8556b

lib/misc/rom_sim.vhd

@@ -14,6 +14,8 @@ END rom;
 
 ARCHITECTURE data OF rom IS
 
+	signal addr_r		: unsigned(31 downto 0);
+
 	subtype word_t is unsigned(31 downto 0);
 	type word_array_t is array (0 to 2047) of word_t;
 	constant word_array : word_array_t :=
@@ -2071,11 +2073,13 @@ ARCHITECTURE data OF rom IS
 
 begin
 
+	dout <= word_array(to_integer(addr_r(12 downto 2)));
+
 PROM_READ:
 	process(clk)
 	begin
 		if rising_edge(clk) and ce = '1' then
-			dout <= word_array(to_integer(addr(12 downto 2)));
+			addr_r	<= addr;
 		end if;
 	end process;