diff --git a/board/redbee-econotag.h b/board/redbee-econotag.h
index fb095faf1..4975a898c 100644
--- a/board/redbee-econotag.h
+++ b/board/redbee-econotag.h
@@ -3,7 +3,7 @@
 
 #define LED_RED   12
 #define LED_GREEN 21
-#define LED_BLUE  35
+#define LED_BLUE  0	/* FIXME: Was 35 - in high GPIO bank so it doesn't work */
 
 /* XTAL TUNE parameters */
 /* see http://devl.org/pipermail/mc1322x/2009-December/000162.html */
diff --git a/board/redbee-usb.h b/board/redbee-usb.h
index c9d786a8b..893eaa5fa 100644
--- a/board/redbee-usb.h
+++ b/board/redbee-usb.h
@@ -1,9 +1,9 @@
 #ifndef BOARD_REDBEE_DEV_H
 #define BOARD_REDBEE_DEV_H
 
-#define LED_RED   (1 << 23)
-#define LED_GREEN (1 << 24)
-#define LED_BLUE  (1 << 25)
+#define LED_RED   23
+#define LED_GREEN 24
+#define LED_BLUE  25
 
 /* XTAL TUNE parameters */
 /* see http://devl.org/pipermail/mc1322x/2009-December/000162.html */
diff --git a/lib/maca.c b/lib/maca.c
index 094724e9b..a25b820cd 100644
--- a/lib/maca.c
+++ b/lib/maca.c
@@ -70,29 +70,29 @@ void Print_Packets(char *s) {
 	int i = 0;
 	printf("packet pool after %s:\n\r",s);
 	p = free_head;	
-	printf("free_head: 0x%x ",free_head);
+	printf("free_head: 0x%x ", (uint32_t) free_head);
 	while(p != 0) {
 		i++;
 		p = p->left;
-		printf("->0x%x",p);
+		printf("->0x%x", (uint32_t) p);
 	}
 	printf("\n\r");
 
 	p = tx_head;
-	printf("tx_head: 0x%x ",tx_head);
+	printf("tx_head: 0x%x ", (uint32_t) tx_head);
 	while(p != 0) {
 		i++;
 		p = p->left;
-		printf("->0x%x",p);
+		printf("->0x%x", (uint32_t) p);
 	}
 	printf("\n\r");
 
 	p = rx_head;
-	printf("rx_head: 0x%x ",rx_head);
+	printf("rx_head: 0x%x ", (uint32_t) rx_head);
 	while(p != 0) {
 		i++;
 		p = p->left;
-		printf("->0x%x",p);
+		printf("->0x%x", (uint32_t) p);
 	}
 	printf("\n\r");
 	printf("found %d packets\n\r",i);
diff --git a/tests/blink-blue.c b/tests/blink-blue.c
index a9410cd01..34f78e558 100644
--- a/tests/blink-blue.c
+++ b/tests/blink-blue.c
@@ -8,11 +8,11 @@
 void main(void) {	
 	volatile uint32_t i;
 	
-	*GPIO_PAD_DIR0 = ( 1<< LED );
+	*GPIO_PAD_DIR0 = LED;
 
 	while(1) {
 
-		*GPIO_DATA0 = (1 << LED );
+		*GPIO_DATA0 = LED;
 		
 		for(i=0; i<DELAY; i++) { continue; }
 
diff --git a/tests/blink-green.c b/tests/blink-green.c
index 7ef40db9d..681839e74 100644
--- a/tests/blink-green.c
+++ b/tests/blink-green.c
@@ -8,11 +8,11 @@
 void main(void) {	
 	volatile uint32_t i;
 	
-	*GPIO_PAD_DIR0 = ( 1<< LED );
+	*GPIO_PAD_DIR0 = LED;
 
 	while(1) {
 
-		*GPIO_DATA0 = (1 << LED );
+		*GPIO_DATA0 = LED;
 		
 		for(i=0; i<DELAY; i++) { continue; }
 
diff --git a/tests/blink-red.c b/tests/blink-red.c
index 355efa5ce..121aaf44f 100644
--- a/tests/blink-red.c
+++ b/tests/blink-red.c
@@ -8,11 +8,11 @@
 void main(void) {	
 	volatile uint32_t i;
 	
-	*GPIO_PAD_DIR0 = ( 1<< LED );
+	*GPIO_PAD_DIR0 = LED;
 
 	while(1) {
 
-		*GPIO_DATA0 = (1 << LED );
+		*GPIO_DATA0 = LED;
 		
 		for(i=0; i<DELAY; i++) { continue; }
 
diff --git a/tests/blink-white.c b/tests/blink-white.c
index f249d3652..aaf89981e 100644
--- a/tests/blink-white.c
+++ b/tests/blink-white.c
@@ -1,5 +1,6 @@
 #include <mc1322x.h>
 #include <board.h>
+#include "led.h"
 
 #define DELAY 400000
 
@@ -8,11 +9,11 @@
 void main(void) {	
 	volatile uint32_t i;
 	
-	*GPIO_PAD_DIR0 = ( 1<< LED );
+	*GPIO_PAD_DIR0 = LED;
 
 	while(1) {
 
-		*GPIO_DATA0 = (1 << LED );
+		*GPIO_DATA0 = LED;
 		
 		for(i=0; i<DELAY; i++) { continue; }
 
diff --git a/tests/per.c b/tests/per.c
index fd7b973c0..95fd7ac27 100644
--- a/tests/per.c
+++ b/tests/per.c
@@ -28,7 +28,7 @@ enum PACKET_TYPE {
 };
 /* get protocol level packet type   */
 /* this is not 802.15.4 packet type */
-ptype_t get_packet_type(packet_t *p) {
+ptype_t get_packet_type(packet_t * p __attribute__((unused))) {
 	return MAX_PACKET_TYPE;
 }
 
@@ -56,7 +56,7 @@ void build_session_req(volatile packet_t *p) {
 	return;
 }
 
-void session_req(short_addr_t addr) { 	
+void session_req(short_addr_t addr __attribute__((unused))) { 	
 	static volatile int time = 0;
 	volatile packet_t *p;
 
@@ -70,7 +70,7 @@ void session_req(short_addr_t addr) {
 	return; 
 }
 
-session_id_t open_session(short_addr_t addr) { return 0; }
+session_id_t open_session(short_addr_t addr __attribute((unused))) { return 0; }
 
 void main(void) {
 	uint32_t state;
@@ -82,7 +82,7 @@ void main(void) {
 	/* trim the reference osc. to 24MHz */
 	pack_XTAL_CNTL(CTUNE_4PF, CTUNE, FTUNE, IBIAS);
 	
-	uart_init(INC,MOD);
+	uart_init(INC, MOD, SAMP);
 
 	vreg_init();
 
@@ -109,7 +109,7 @@ void main(void) {
 				/* extract what we need and free the packet */
 				printf("Recv: ");
 				print_packet(p);
-				type = get_packet_type(p);
+				type = get_packet_type((packet_t *) p);
 				addr = p->addr;
 				free_packet(p);
 				/* pick a new address if someone else is using ours */
diff --git a/tests/printf.c b/tests/printf.c
index 10cbd4d1c..7208bdb55 100644
--- a/tests/printf.c
+++ b/tests/printf.c
@@ -27,7 +27,7 @@ int main(void)
 	printf("hex %x = ff\n", 0xff);
 	printf("hex %02x = 00\n", 0);
 	printf("signed %d = unsigned %u = hex %x\n", -3, -3, -3);
-	printf("%d %s(s)%", 0, "message");
+	printf("%d %s(s)", 0, "message");
 	printf("\n");
 	printf("%d %s(s) with %%\n", 0, "message");
 //	sprintf(buf, "justif: \"%-10s\"\n", "left"); printf("%s", buf);
diff --git a/tests/tests.c b/tests/tests.c
index bd64642c6..5d6639d96 100644
--- a/tests/tests.c
+++ b/tests/tests.c
@@ -35,9 +35,9 @@ void dump_regs(uint32_t base, uint32_t len) {
 	printf("base +0       +4       +8       +c       +10      +14      +18      +1c      \n\r");
 	for (i = 0; i < len; i ++) {
 		if ((i & 7) == 0) {
-			printf("%02x",4 * i);
+			printf("%02x",(uint32_t)(4 * i));
 		}
-		printf(" %08x",*mem32(base+(4*i)));
+		printf(" %08x",(uint32_t)*mem32(base+(4*i)));
 		if ((i & 7) == 7)
 			printf(NL);
 	}
diff --git a/tests/uart1-loopback.c b/tests/uart1-loopback.c
index 38d135427..e8d63b0ef 100644
--- a/tests/uart1-loopback.c
+++ b/tests/uart1-loopback.c
@@ -5,7 +5,6 @@
 #include "config.h"
 
 void main(void) {
-	volatile char c;
 
 	uart1_init(INC,MOD,SAMP);