diff --git a/sys/mips/cavium/dev/rgmii/octeon_fpa.c b/sys/mips/cavium/dev/rgmii/octeon_fpa.c
index f247d2bedd05..3e43a886b122 100644
--- a/sys/mips/cavium/dev/rgmii/octeon_fpa.c
+++ b/sys/mips/cavium/dev/rgmii/octeon_fpa.c
@@ -209,8 +209,9 @@ void octeon_fpa_fill_pool_mem (u_int pool, u_int elem_size_words, u_int elem_num
     memory = (void *) OCTEON_ALIGN(memory);
 
 #ifdef FPA_DEBUG_TERSE
-    printf("FPA fill: %u  Count: %u  SizeBytes: %u  SizeBytesAligned: %u  1st: %p = 0x%X\n",
-           pool, elem_num, elem_size_bytes, block_size, memory, (void *)OCTEON_PTR2PHYS(memory));
+    printf("FPA fill: %u  Count: %u  SizeBytes: %u  SizeBytesAligned: %u  1st: %p = %p\n",
+           pool, elem_num, elem_size_bytes, block_size, memory,
+	   (void *)(intptr_t)OCTEON_PTR2PHYS(memory));
 #endif
 
 //    memory = (void *) ((((u_int) memory / OCTEON_FPA_POOL_ALIGNMENT) + 1) * OCTEON_FPA_POOL_ALIGNMENT);
@@ -218,7 +219,8 @@ void octeon_fpa_fill_pool_mem (u_int pool, u_int elem_size_words, u_int elem_num
     while (elem_num--) {
 #ifdef FPA_DEBUG
         if (((elems - elem_num) < 4) || (elem_num < 4))
-        printf(" %% Block %d:  %p  Phys 0x%X   Bytes %u\n", block, memory, OCTEON_PTR2PHYS(memory), elem_size_bytes);
+        printf(" %% Block %d:  %p  Phys %p   Bytes %u\n", block, memory,
+	  (void *)(intptr_t)OCTEON_PTR2PHYS(memory), elem_size_bytes);
         block++;
 #endif
         octeon_fpa_free(memory, pool, 0);
diff --git a/sys/mips/cavium/octeon_machdep.c b/sys/mips/cavium/octeon_machdep.c
index e4d77f3c7a32..e3f2fbda9611 100644
--- a/sys/mips/cavium/octeon_machdep.c
+++ b/sys/mips/cavium/octeon_machdep.c
@@ -659,8 +659,8 @@ octeon_memory_init(void)
 	uint32_t realmem_bytes;
 
 	if (octeon_board_real()) {
-		printf("octeon_dram == %llx\n", octeon_dram);
-		printf("reduced to ram: %u MB", (uint32_t) octeon_dram >> 20);
+		printf("octeon_dram == %jx\n", (intmax_t)octeon_dram);
+		printf("reduced to ram: %u MB", (uint32_t)octeon_dram >> 20);
 
 		realmem_bytes = (octeon_dram - PAGE_SIZE);
 		realmem_bytes &= ~(PAGE_SIZE - 1);
@@ -678,8 +678,8 @@ octeon_memory_init(void)
 			phys_avail[1] = realmem_bytes;
 		realmem_bytes -= OCTEON_DRAM_FIRST_256_END;
 		realmem_bytes &= ~(PAGE_SIZE - 1);
-		printf("phys_avail[0] = %x phys_avail[1] = %x\n",
-		    phys_avail[0], phys_avail[1]);
+		printf("phys_avail[0] = %#lx phys_avail[1] = %#lx\n",
+		       (long)phys_avail[0], (long)phys_avail[1]);
 	} else {
 		/* Simulator gets 96Meg period. */
 		phys_avail[1] = (96 << 20);
@@ -707,8 +707,8 @@ octeon_memory_init(void)
 		phys_avail[2] = 0x20000000;
 		printf("realmem_bytes is now at %x\n", realmem_bytes);
 		phys_avail[3] = ((uint32_t) 0x20000000 + realmem_bytes);
-		printf("Next block of memory goes from %x to %x\n",
-		    phys_avail[2], phys_avail[3]);
+		printf("Next block of memory goes from %#lx to %#lx\n",
+		    (long)phys_avail[2], (long)phys_avail[3]);
 		physmem += btoc(phys_avail[3] - phys_avail[2]);
 	} else {
 		printf("realmem_bytes is %d\n", realmem_bytes);
@@ -716,8 +716,8 @@ octeon_memory_init(void)
 	realmem = physmem;
 
 	printf("Total DRAM Size %#X\n", (uint32_t) octeon_dram);
-	printf("Bank 0 = %#08X   ->  %#08X\n", phys_avail[0], phys_avail[1]);
-	printf("Bank 1 = %#08X   ->  %#08X\n", phys_avail[2], phys_avail[3]);
+	printf("Bank 0 = %#08lX   ->  %#08lX\n", (long)phys_avail[0], (long)phys_avail[1]);
+	printf("Bank 1 = %#08lX   ->  %#08lX\n", (long)phys_avail[2], (long)phys_avail[3]);
 	printf("physmem: %#lx\n", physmem);
 
 	Maxmem = physmem;