arch/all-pc/boot/grub2-aros/grub-core/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/dl.h>
  20 #include <grub/misc.h>
  21 #include <grub/command.h>
  22 #include <grub/i18n.h>
  23 #include <grub/memory.h>
  24 #include <grub/mm.h>
  25
  26 GRUB_MOD_LICENSE ("GPLv3+");
  27
  28 #ifndef GRUB_MACHINE_EMU
  29 static const char *names[] =
  30   {
  31     [GRUB_MEMORY_AVAILABLE] = N_("available RAM"),
  32     [GRUB_MEMORY_RESERVED] = N_("reserved RAM"),
  33     /* TRANSLATORS: this refers to memory where ACPI tables are stored
  34        and which can be used by OS once it loads ACPI tables.  */
  35     [GRUB_MEMORY_ACPI] = N_("ACPI reclaimable RAM"),
  36     /* TRANSLATORS: this refers to memory which ACPI-compliant OS
  37        is required to save accross hibernations.  */
  38     [GRUB_MEMORY_NVS] = N_("ACPI non-volatile storage RAM"),
  39     [GRUB_MEMORY_BADRAM] = N_("faulty RAM (BadRAM)"),
  40     [GRUB_MEMORY_COREBOOT_TABLES] = N_("RAM holding coreboot tables"),
  41     [GRUB_MEMORY_CODE] = N_("RAM holding firmware code")
  42   };
  43
  44 /* Helper for grub_cmd_lsmmap.  */
  45 static int
  46 lsmmap_hook (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
  47              void *data __attribute__ ((unused)))
  48 {
  49   if (type < (int) ARRAY_SIZE (names) && type >= 0 && names[type])
  50     grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, %s\n"),
  51                   (long long) addr, (long long) size, _(names[type]));
  52   else
  53     grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, type = 0x%x\n"),
  54                   (long long) addr, (long long) size, type);
  55   return 0;
  56 }
  57 #endif
  58
  59 static grub_err_t
  60 grub_cmd_lsmmap (grub_command_t cmd __attribute__ ((unused)),
  61                  int argc __attribute__ ((unused)),
  62                  char **args __attribute__ ((unused)))
  63
  64 {
  65 #ifndef GRUB_MACHINE_EMU
  66   grub_machine_mmap_iterate (lsmmap_hook, NULL);
  67 #endif
  68
  69   return 0;
  70 }
  71
  72 static grub_command_t cmd;
  73 \f
  74 GRUB_MOD_INIT(lsmmap)
  75 {
  76   cmd = grub_register_command ("lsmmap", grub_cmd_lsmmap,
  77                                0, N_("List memory map provided by firmware."));
  78 }
  79
  80 GRUB_MOD_FINI(lsmmap)
  81 {
  82   grub_unregister_command (cmd);
  83 }