Fix compiler warnings

1 files changed, 7 insertions, 3 deletions

diff --git a/src/mmap.c b/src/mmap.c
index c28ce79..e5d4be6 100644
--- a/src/mmap.c
+++ b/src/mmap.c
@@ -1,4 +1,6 @@
 #include "mmap.h"
+#include <multiboot2.h>
+
 #ifdef DEBUG
 #include <stdio.h>
 #endif
@@ -7,17 +9,19 @@ __attribute__((section(".multiboot.text"))) unsigned
 multiboot2_mmap(const struct multiboot_mmap_entry entries[], unsigned entry_count, unsigned bitmap[1024 * 32])
 {
   unsigned i, l;
+  multiboot_uint64_t avail_frames = 0;
+  multiboot_uint64_t n_frames;
+  multiboot_uint64_t table_idx;
 
   /* clear out the bitmap */
   for (i = 0; i < 1024 * 32; ++i) bitmap[i] = 0;
-  unsigned avail_frames = 0;
 
   /* loop through all the mmap_entry structures where type is MULTIBOOT_MEMORY_AVAILABLE */
   for (i = 0; i < entry_count; ++i) {
     if (entries[i].type != MULTIBOOT_MEMORY_AVAILABLE) continue;
 
     /* number of frames in this entry */
-    unsigned n_frames = entries[i].len / 4096;
+    n_frames = entries[i].len / 4096;
     avail_frames += n_frames;
 
 #ifdef DEBUG
@@ -26,7 +30,7 @@ multiboot2_mmap(const struct multiboot_mmap_entry entries[], unsigned entry_coun
 #endif
 
     /* the bitmap is an array of blocks, each holding 32 (2^5) values */
-    unsigned table_idx = (entries[i].addr >> 17); /* get the upper 15 bits */
+    table_idx = (entries[i].addr >> 17); /* get the upper 15 bits */
 
     while (n_frames != 0) {
       if (n_frames >= 32) {