diff --git a/include/mm/palloc.h b/include/mm/palloc.h
index ad7c688..65699be 100644
--- a/include/mm/palloc.h
+++ b/include/mm/palloc.h
@@ -37,6 +37,9 @@ typedef struct AllocatedPage_t{
     struct AllocatedPage_t *next;
 } AllocatedPage_t;
 
+#define CONTIGUOUS true
+#define NORMAL false
+
 //----------------------------------------------------------------------------//
 
 ulong MmAllocPageFrame(void **frameListPtr, size_t *pageNumber, size_t size, bool contiguous);
diff --git a/kaleid/kernel/mm/palloc.c b/kaleid/kernel/mm/palloc.c
index cb0c2d7..c2c4b8f 100644
--- a/kaleid/kernel/mm/palloc.c
+++ b/kaleid/kernel/mm/palloc.c
@@ -143,6 +143,9 @@ ulong MmAllocPageFrame(void **frameListPtr, size_t *pageNumber, size_t size, boo
     return id;
 }
 
+//
+// Frees a page frame by its id
+//
 void MmFreePageFrame(ulong id)
 {
     AllocatedPage_t *busyPage = &busyPagesList;
@@ -164,27 +167,27 @@ error_t MmTestBusyPage(void)
     DebugLog("\nAlloc 6677 bytes\n");
     void **ptr = NULL;
     size_t n = 0;
-    ulong id1 = MmAllocPageFrame (ptr, &n, 6677, false);
+    ulong id1 = MmAllocPageFrame (ptr, &n, 6677, NORMAL);
 
     DebugLog("\nAlloc 9045 bytes\n");
     void **ptr2 = NULL;
     size_t n2 = 0;
-    ulong id2 = MmAllocPageFrame (ptr2, &n2, 9045, false);
+    ulong id2 = MmAllocPageFrame (ptr2, &n2, 9045, NORMAL);
 
     DebugLog("\nAlloc 1200 bytes\n");
     void **ptr3 = NULL;
     size_t n3 = 0;
-    ulong id3 = MmAllocPageFrame (ptr3, &n3, 1200, false);
+    ulong id3 = MmAllocPageFrame (ptr3, &n3, 1200, NORMAL);
 
     DebugLog("\nAlloc 4096 bytes\n");
     void **ptr4 = NULL;
     size_t n4 = 0;
-    ulong id4 = MmAllocPageFrame (ptr3, &n3, 4096, false);
+    ulong id4 = MmAllocPageFrame (ptr3, &n3, 4096, NORMAL);
 
     DebugLog("\nAlloc 4097 bytes\n");
     void **ptr5 = NULL;
     size_t n5 = 0;
-    ulong id5 = MmAllocPageFrame (ptr3, &n3, 4097, false);
+    ulong id5 = MmAllocPageFrame (ptr3, &n3, 4097, NORMAL);
 
     printBusyPages();
 
@@ -195,7 +198,7 @@ error_t MmTestBusyPage(void)
     DebugLog("\nAlloc 10000 bytes\n");
     void **ptr6 = NULL;
     size_t n6 = 0;
-    ulong id6 = MmAllocPageFrame (ptr3, &n3, 10000, false);
+    ulong id6 = MmAllocPageFrame (ptr3, &n3, 10000, NORMAL);
 
     printBusyPages();
 
@@ -207,10 +210,9 @@ error_t MmTestBusyPage(void)
     DebugLog("\nAlloc 10000 bytes contiguous\n");
     void **ptr7 = NULL;
     size_t n7 = 0;
-    ulong id7 = MmAllocPageFrame (ptr3, &n3, 10000, true);
+    ulong id7 = MmAllocPageFrame (ptr3, &n3, 10000, CONTIGUOUS);
 
     printBusyPages();
 
     return EOK;
 }
-