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Add smbios command

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Incorporate the smbios command from
https://raw.githubusercontent.com/dm0-/gnuxc/master/patches/grub-2.02~beta2-smbios-module.patch
so we can extract the machine UUID and serial number.
This commit is contained in:
Matthew Garrett 2016-01-05 18:45:46 -08:00
parent d4bc2bf02f
commit 92e46cccf1
10 changed files with 673 additions and 18 deletions
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59
grub-core/commands/efi/smbios.c Normal file
View file

@ -0,0 +1,59 @@
/* smbios.c - get smbios tables. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2015 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/smbios.h>
#include <grub/misc.h>
#include <grub/efi/efi.h>
#include <grub/efi/api.h>
struct grub_smbios_eps *
grub_machine_smbios_get_eps (void)
{
unsigned i;
static grub_efi_packed_guid_t smbios_guid = GRUB_EFI_SMBIOS_TABLE_GUID;
for (i = 0; i < grub_efi_system_table->num_table_entries; i++)
{
grub_efi_packed_guid_t *guid =
&grub_efi_system_table->configuration_table[i].vendor_guid;
if (! grub_memcmp (guid, &smbios_guid, sizeof (grub_efi_packed_guid_t)))
return (struct grub_smbios_eps *)
grub_efi_system_table->configuration_table[i].vendor_table;
}
return 0;
}
struct grub_smbios_eps3 *
grub_machine_smbios_get_eps3 (void)
{
unsigned i;
static grub_efi_packed_guid_t smbios3_guid = GRUB_EFI_SMBIOS3_TABLE_GUID;
for (i = 0; i < grub_efi_system_table->num_table_entries; i++)
{
grub_efi_packed_guid_t *guid =
&grub_efi_system_table->configuration_table[i].vendor_guid;
if (! grub_memcmp (guid, &smbios3_guid, sizeof (grub_efi_packed_guid_t)))
return (struct grub_smbios_eps3 *)
grub_efi_system_table->configuration_table[i].vendor_table;
}
return 0;
}