minor mm.cc comment changes

git-svn-id: svn://anubis/hos/trunk@38 5b3e749e-e535-0410-8002-a9bb6afbdfca

kernel/mm/mm.cc

@@ -114,7 +114,8 @@ void mm_bootstrap()
         page_directory[i] = 0;
     }
 
-    /* now map all of RAM into the virtual address space
+    /* 
+     * now map all of RAM into the virtual address space
      * starting at address 0x0
      */
     for (u32_t page_base = 0;
@@ -124,6 +125,8 @@ void mm_bootstrap()
         mm_map(page_base, page_base, 0, 1);
     }
 
+    /* TODO: map kernel memory to KERNEL_OFFSET virtual region */
+
     mm_use_virtual_offset = false;
 }