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https://git.savannah.gnu.org/git/grub.git
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84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/dl.h>
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#include <grub/misc.h>
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#include <grub/command.h>
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#include <grub/i18n.h>
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#include <grub/memory.h>
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#include <grub/mm.h>
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GRUB_MOD_LICENSE ("GPLv3+");
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#ifndef GRUB_MACHINE_EMU
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static const char *names[] =
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{
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[GRUB_MEMORY_AVAILABLE] = N_("available RAM"),
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[GRUB_MEMORY_RESERVED] = N_("reserved RAM"),
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/* TRANSLATORS: this refers to memory where ACPI tables are stored
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and which can be used by OS once it loads ACPI tables. */
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[GRUB_MEMORY_ACPI] = N_("ACPI reclaimable RAM"),
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/* TRANSLATORS: this refers to memory which ACPI-compliant OS
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is required to save accross hibernations. */
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[GRUB_MEMORY_NVS] = N_("ACPI non-volatile storage RAM"),
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[GRUB_MEMORY_BADRAM] = N_("faulty RAM (BadRAM)"),
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[GRUB_MEMORY_COREBOOT_TABLES] = N_("RAM holding coreboot tables"),
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[GRUB_MEMORY_CODE] = N_("RAM holding firmware code")
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};
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/* Helper for grub_cmd_lsmmap. */
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static int
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lsmmap_hook (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
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void *data __attribute__ ((unused)))
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{
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if (type < (int) ARRAY_SIZE (names) && type >= 0 && names[type])
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grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, %s\n"),
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(long long) addr, (long long) size, _(names[type]));
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else
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grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, type = 0x%x\n"),
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(long long) addr, (long long) size, type);
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return 0;
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}
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#endif
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static grub_err_t
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grub_cmd_lsmmap (grub_command_t cmd __attribute__ ((unused)),
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int argc __attribute__ ((unused)),
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char **args __attribute__ ((unused)))
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{
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#ifndef GRUB_MACHINE_EMU
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grub_machine_mmap_iterate (lsmmap_hook, NULL);
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#endif
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return 0;
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}
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static grub_command_t cmd;
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GRUB_MOD_INIT(lsmmap)
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{
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cmd = grub_register_command ("lsmmap", grub_cmd_lsmmap,
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0, N_("List memory map provided by firmware."));
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}
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GRUB_MOD_FINI(lsmmap)
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{
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grub_unregister_command (cmd);
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}
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