X-Git-Url: http://git.joshuawise.com/firearm.git/blobdiff_plain/45fa96c0a2fd6e490690cff69dd694a3dce3ab35..981270c3e15a542f5ca03780c562bc24c6c90735:/ICache.v

diff --git a/ICache.v b/ICache.v
index 3a9f144..2e28adf 100644
--- a/ICache.v
+++ b/ICache.v
@@ -10,7 +10,7 @@ module ICache(
 	output reg [31:0] rd_data,
 	
 	/* bus interface */
-	output reg bus_req,
+	output wire bus_req,
 	input bus_ack,
 	output reg [31:0] bus_addr,
 	input [31:0] bus_rdata,
@@ -35,7 +35,10 @@ module ICache(
 	reg [4:0] i;
 	initial
 		for (i = 0; i < 16; i = i + 1)
+		begin
 			cache_valid[i[3:0]] = 0;
+			cache_tags[i[3:0]] = 0;
+		end
 	
 	wire [5:0] rd_didx = rd_addr[5:0];
 	wire [3:0] rd_didx_word = rd_didx[5:2];
@@ -63,6 +66,7 @@ module ICache(
 	always @(posedge clk)
 		if (rd_req && !cache_hit) begin
 			if (bus_ready) begin	/* Started the fill, and we have data. */
+				$display("CACHE FILL: rq adr %08x; bus addr %08x; bus data %08x", rd_addr, bus_addr, bus_rdata);
 				cache_data[rd_idx][cache_fill_pos] <= bus_rdata;
 				cache_fill_pos <= cache_fill_pos + 1;
 				if (cache_fill_pos == 15) begin	/* Done? */