commands/lsmmap.c

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2008  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include <grub/machine/memory.h>
  20 #include <grub/dl.h>
  21 #include <grub/misc.h>
  22 #include <grub/command.h>
  23
  24 static grub_err_t
  25 grub_cmd_lsmmap (grub_command_t cmd __attribute__ ((unused)),
  26                  int argc __attribute__ ((unused)), char **args __attribute__ ((unused)))
  27
  28 {
  29   auto int NESTED_FUNC_ATTR hook (grub_uint64_t, grub_uint64_t, grub_uint32_t);
  30   int NESTED_FUNC_ATTR hook (grub_uint64_t addr, grub_uint64_t size, grub_uint32_t type)
  31     {
  32       grub_printf ("base_addr = 0x%llx, length = 0x%llx, type = 0x%x\n",
  33                    (long long) addr, (long long) size, type);
  34       return 0;
  35     }
  36   grub_machine_mmap_iterate (hook);
  37
  38   return 0;
  39 }
  40
  41 static grub_command_t cmd;
  42 \f
  43 GRUB_MOD_INIT(lsmmap)
  44 {
  45   cmd = grub_register_command ("lsmmap", grub_cmd_lsmmap,
  46                                0, "List memory map provided by firmware.");
  47 }
  48
  49 GRUB_MOD_FINI(lsmmap)
  50 {
  51   grub_unregister_command (cmd);
  52 }