arch/cris/mm/init.c

   1 /*
   2  *  linux/arch/cris/mm/init.c
   3  *
   4  *  Copyright (C) 1995  Linus Torvalds
   5  *  Copyright (C) 2000,2001  Axis Communications AB
   6  *
   7  *  Authors:  Bjorn Wesen (bjornw@axis.com)
   8  *
   9  */
  10
  11 #include <linux/gfp.h>
  12 #include <linux/init.h>
  13 #include <linux/bootmem.h>
  14 #include <asm/tlb.h>
  15 #include <asm/sections.h>
  16
  17 unsigned long empty_zero_page;
  18
  19 void __init
  20 mem_init(void)
  21 {
  22         BUG_ON(!mem_map);
  23
  24         /* max/min_low_pfn was set by setup.c
  25          * now we just copy it to some other necessary places...
  26          *
  27          * high_memory was also set in setup.c
  28          */
  29         max_mapnr = max_low_pfn - min_low_pfn;
  30         free_all_bootmem();
  31         mem_init_print_info(NULL);
  32 }
  33
  34 /* free the pages occupied by initialization code */
  35
  36 void
  37 free_initmem(void)
  38 {
  39         free_initmem_default(-1);
  40 }