fixed instruction fetch from BRAM, updated qnice toolchain & docs

Author: sy2002

.gitignore

@@ -7,3 +7,5 @@ impact.xsl
 impact_impact.xwbt
 qasm2rom
 register_file.sym
+qnice
+qasm

doc/nice_can.pdf

@@ -0,0 +1,13 @@
+#ifndef TRUE
+# define TRUE 1
+# define FALSE !TRUE
+#endif
+
+
+void writeIDEDeviceRegister(unsigned int address, unsigned int value);
+unsigned int readIDEDeviceRegister(unsigned int address);
+void initializeIDEDevice();
+
+//For testing purposes only - will be removed at end of development
+void testMe();
+

doc/qnice_intro.pdf

@@ -0,0 +1,2 @@
+#!/bin/bash
+cc qnice.c ide_simulation.c uart_2681.c -o qnice