arch/common/boot/grub2/kern/time.c

   1 /* time.c - kernel time functions */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2008  Free Software Foundation, Inc.
   5  *
   6  *  GRUB is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  GRUB is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <grub/time.h>
  21
  22 typedef grub_uint64_t (*get_time_ms_func_t) (void);
  23
  24 /* Function pointer to the implementation in use.  */
  25 static get_time_ms_func_t get_time_ms_func;
  26
  27 grub_uint64_t
  28 grub_get_time_ms (void)
  29 {
  30   return get_time_ms_func ();
  31 }
  32
  33 void
  34 grub_install_get_time_ms (get_time_ms_func_t func)
  35 {
  36   get_time_ms_func = func;
  37 }