multiple tests work now.

added blink code for all the leds.

tests/blink-red.c

@@ -0,0 +1,26 @@
+#define MBAR_GPIO       0x80000000
+#define GPIO_PAD_DIR0   0x80000000
+#define GPIO_DATA0      0x80000008
+#define UART1_DATA      0x80005008
+#define DELAY 400000
+
+#include "embedded_types.h"
+
+void main(void) {
+	
+	*(volatile uint32_t *)GPIO_PAD_DIR0 = 0x00000100;
+
+	volatile uint32_t i;
+
+	while(1) {
+
+		*(volatile uint32_t *)GPIO_DATA0 = 0x00000100;
+		
+		for(i=0; i<DELAY; i++) { continue; }
+
+		*(volatile uint32_t *)GPIO_DATA0 = 0x00000000;
+
+		for(i=0; i<DELAY; i++) { continue; }
+
+	};
+}