Index: boot/arch/arm32/src/main.c
===================================================================
--- boot/arch/arm32/src/main.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/arch/arm32/src/main.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -61,5 +61,6 @@
 	printf(" %p|%p: bootstrap page table\n", &boot_pt, &boot_pt);
 	printf(" %p|%p: boot info structure\n", &bootinfo, &bootinfo);
-	printf(" %p|%p: kernel entry point\n", PA2KA(BOOT_OFFSET), BOOT_OFFSET);
+	printf(" %p|%p: kernel entry point\n",
+	    (void *) PA2KA(BOOT_OFFSET), (void *) BOOT_OFFSET);
 	
 	size_t i;
Index: boot/arch/ia64/src/main.c
===================================================================
--- boot/arch/ia64/src/main.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/arch/ia64/src/main.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -62,10 +62,12 @@
 	
 	printf(" %p|%p: boot info structure\n", &bootinfo, &bootinfo);
-	printf(" %p|%p: kernel entry point\n", KERNEL_ADDRESS, KERNEL_ADDRESS);
-	printf(" %p|%p: loader entry point\n", LOADER_ADDRESS, LOADER_ADDRESS);
+	printf(" %p|%p: kernel entry point\n",
+	    (void *) KERNEL_ADDRESS, (void *) KERNEL_ADDRESS);
+	printf(" %p|%p: loader entry point\n",
+	    (void *) LOADER_ADDRESS, (void *) LOADER_ADDRESS);
 	
 	size_t i;
 	for (i = 0; i < COMPONENTS; i++)
-		printf(" %p|%p: %s image (%u/%u bytes)\n", components[i].start,
+		printf(" %p|%p: %s image (%zu/%zu bytes)\n", components[i].start,
 		    components[i].start, components[i].name,
 		    components[i].inflated, components[i].size);
Index: boot/arch/mips32/src/main.c
===================================================================
--- boot/arch/mips32/src/main.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/arch/mips32/src/main.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -51,14 +51,19 @@
 	
 	printf("\nMemory statistics\n");
-	printf(" %p|%p: CPU map\n", PA2KA(CPUMAP_OFFSET), CPUMAP_OFFSET);
-	printf(" %p|%p: bootstrap stack\n", PA2KA(STACK_OFFSET), STACK_OFFSET);
-	printf(" %p|%p: boot info structure\n", PA2KA(BOOTINFO_OFFSET), BOOTINFO_OFFSET);
-	printf(" %p|%p: kernel entry point\n", PA2KA(BOOT_OFFSET), BOOT_OFFSET);
-	printf(" %p|%p: bootloader entry point\n", PA2KA(LOADER_OFFSET), LOADER_OFFSET);
+	printf(" %p|%p: CPU map\n", (void *) PA2KA(CPUMAP_OFFSET),
+	    (void *) CPUMAP_OFFSET);
+	printf(" %p|%p: bootstrap stack\n", (void *) PA2KA(STACK_OFFSET),
+	    (void *) STACK_OFFSET);
+	printf(" %p|%p: boot info structure\n",
+	    (void *) PA2KA(BOOTINFO_OFFSET), (void *) BOOTINFO_OFFSET);
+	printf(" %p|%p: kernel entry point\n", (void *) PA2KA(BOOT_OFFSET),
+	    (void *) BOOT_OFFSET);
+	printf(" %p|%p: bootloader entry point\n",
+	    (void *) PA2KA(LOADER_OFFSET), (void *) LOADER_OFFSET);
 	
 	size_t i;
 	for (i = 0; i < COMPONENTS; i++)
-		printf(" %p|%p: %s image (%u/%u bytes)\n", components[i].start,
-		    KSEG2PA(components[i].start), components[i].name,
+		printf(" %p|%p: %s image (%zu/%zu bytes)\n", components[i].start,
+		    (void *) KSEG2PA(components[i].start), components[i].name,
 		    components[i].inflated, components[i].size);
 	
@@ -91,5 +96,5 @@
 		if (tail >= ((void *) PA2KA(LOADER_OFFSET))) {
 			printf("\n%s: Image too large to fit (%p >= %p), halting.\n",
-			    components[i].name, tail, PA2KA(LOADER_OFFSET));
+			    components[i].name, tail, (void *) PA2KA(LOADER_OFFSET));
 			halt();
 		}
Index: boot/arch/ppc32/src/main.c
===================================================================
--- boot/arch/ppc32/src/main.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/arch/ppc32/src/main.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -68,10 +68,12 @@
 	printf(" %p|%p: real mode trampoline\n", &real_mode, real_mode_pa);
 	printf(" %p|%p: boot info structure\n", &bootinfo, bootinfo_pa);
-	printf(" %p|%p: kernel entry point\n", PA2KA(BOOT_OFFSET), BOOT_OFFSET);
-	printf(" %p|%p: loader entry point\n", LOADER_ADDRESS, loader_address_pa);
+	printf(" %p|%p: kernel entry point\n",
+	    (void *) PA2KA(BOOT_OFFSET), (void *) BOOT_OFFSET);
+	printf(" %p|%p: loader entry point\n",
+	    (void *) LOADER_ADDRESS, loader_address_pa);
 	
 	size_t i;
 	for (i = 0; i < COMPONENTS; i++)
-		printf(" %p|%p: %s image (%u/%u bytes)\n", components[i].start,
+		printf(" %p|%p: %s image (%zu/%zu bytes)\n", components[i].start,
 		    ofw_translate(components[i].start), components[i].name,
 		    components[i].inflated, components[i].size);
Index: boot/arch/sparc64/src/main.c
===================================================================
--- boot/arch/sparc64/src/main.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/arch/sparc64/src/main.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -209,13 +209,15 @@
 	void *loader_address_pa = ofw_translate((void *) LOADER_ADDRESS);
 	
-	printf("\nMemory statistics (total %llu MB, starting at %p)\n",
-	    bootinfo.memmap.total >> 20, bootinfo.physmem_start);
-	printf(" %p|%p: boot info structure\n", &bootinfo, bootinfo_pa);
-	printf(" %p|%p: kernel entry point\n", KERNEL_ADDRESS, kernel_address_pa);
-	printf(" %p|%p: loader entry point\n", LOADER_ADDRESS, loader_address_pa);
+	printf("\nMemory statistics (total %" PRIu64 " MB, starting at %p)\n",
+	    bootinfo.memmap.total >> 20, (void *) bootinfo.physmem_start);
+	printf(" %p|%p: boot info structure\n", &bootinfo, (void *) bootinfo_pa);
+	printf(" %p|%p: kernel entry point\n",
+	    (void *) KERNEL_ADDRESS, (void *) kernel_address_pa);
+	printf(" %p|%p: loader entry point\n",
+	    (void *) LOADER_ADDRESS, (void *) loader_address_pa);
 	
 	size_t i;
 	for (i = 0; i < COMPONENTS; i++)
-		printf(" %p|%p: %s image (%u/%u bytes)\n", components[i].start,
+		printf(" %p|%p: %s image (%zu/%zu bytes)\n", components[i].start,
 		    ofw_translate(components[i].start), components[i].name,
 		    components[i].inflated, components[i].size);
Index: boot/genarch/src/ofw.c
===================================================================
--- boot/genarch/src/ofw.c	(revision 5587cf734004dfd2d781ebd8e5af563d93e1bf23)
+++ boot/genarch/src/ofw.c	(revision df6b760f1bd75c44a53207ccec0e9abb8ca6ea0e)
@@ -243,5 +243,5 @@
 	void *addr = ofw_claim_virt_internal(virt, len, 0);
 	if (addr != virt) {
-		printf("Error: Unable to claim virtual memory %p (size %u), halting.\n",
+		printf("Error: Unable to claim virtual memory %p (size %zu), halting.\n",
 		    virt, len);
 		halt();
@@ -254,5 +254,5 @@
 	
 	if (addr == NULL) {
-		printf("Error: Unable to claim %u bytes in virtual memory, halting.\n",
+		printf("Error: Unable to claim %zu bytes in virtual memory, halting.\n",
 		    len);
 		halt();
@@ -305,5 +305,5 @@
 	void *addr = ofw_claim_phys_internal(phys, len, 0);
 	if (addr != phys) {
-		printf("Error: Unable to claim physical memory %p (size %u), halting.\n",
+		printf("Error: Unable to claim physical memory %p (size %zu), halting.\n",
 		    phys, len);
 		halt();
@@ -315,5 +315,5 @@
 	void *addr = ofw_claim_phys_internal(NULL, len, alignment);
 	if (addr == NULL) {
-		printf("Error: Unable to claim %u bytes in physical memory, halting.\n",
+		printf("Error: Unable to claim %zu bytes in physical memory, halting.\n",
 		    len);
 		halt();
@@ -343,5 +343,5 @@
 	
 	if (ret != 0) {
-		printf("Error: Unable to map %p to %p (size %u), halting.\n",
+		printf("Error: Unable to map %p to %p (size %zu), halting.\n",
 		    virt, phys, size);
 		halt();