Changeset 26 in XOpenSparcT1 for trunk/sim/flash.v

Timestamp:

04/04/11 11:58:11 (13 years ago)

Author:

pntsvt00

Message:

checkpoint: baco con store consecutivi

File:

• trunk/sim/flash.v (modified) (1 diff)

trunk/sim/flash.v

@@ -42 +42 @@
     $readmemh(memfilename, mem);
     $display("INFO: MEMH %m: Memory initialization completed");
+    //for(i=0; i<=1023; i=i+1) $display("mem_i = %x",mem[i]) ;
   end
 `endif
 
 assign flash_data = !flash_oen ? data :16'hzzzz;
- 
 
 always @(posedge flash_clk) begin
     // Read cycle
  if (!flash_oen & flash_wen) 
-                data <= mem[flash_addr];
+        begin
+                //$display("INFO: flash: read from address %x data %x",flash_addr, mem[flash_addr]);
+                data <= mem[flash_addr];
+        end
     else // Write cycle
-      if (flash_oen & !flash_wen) mem[flash_addr] <= flash_data;
-end
+      if (flash_oen & !flash_wen) 
+                $display("INFO: flash: write to address %x data %x (now disabled)",flash_addr,flash_data);
+                //mem[flash_addr] <= flash_data; FIXME: errouneous spourious writes in flash
+      end
 endmodule