mm/page.c

   1 /*
   2  * Copyright (c) 2007 Josef 'Jeff' Sipek
   3  */
   4
   5 #include <list.h>
   6 #include <page.h>
   7 #include <mm.h>
   8
   9 /*
  10  * Main storage size
  11  */
  12 u64 memsize;
  13
  14 /*
  15  * Initialize fields in a struct page
  16  */
  17 static void __init_page(struct page *page)
  18 {
  19         INIT_LIST_HEAD(&page->buddy);
  20 }
  21
  22 /*
  23  * Initialize struct page for each available page
  24  */
  25 void init_pages()
  26 {
  27         u64 pnum;
  28
  29         for(pnum=0; pnum < (memsize>>PAGE_SHIFT); pnum++)
  30                 __init_page(page_num_to_ptr(pnum));
  31 }
  32