64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
|
||
* GRUB -- GRand Unified Bootloader
|
||
* Copyright (C) 2009,2013 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/dl.h>
|
||
#include <grub/command.h>
|
||
#include <grub/misc.h>
|
||
#include <grub/cmos.h>
|
||
#include <grub/i18n.h>
|
||
|
||
GRUB_MOD_LICENSE ("GPLv3+");
|
||
|
||
static grub_err_t
|
||
grub_cmd_cmosdump (struct grub_command *cmd __attribute__ ((unused)),
|
||
int argc __attribute__ ((unused)), char *argv[] __attribute__ ((unused)))
|
||
{
|
||
int i;
|
||
|
||
for (i = 0; i < 256; i++)
|
||
{
|
||
grub_err_t err;
|
||
grub_uint8_t value;
|
||
if ((i & 0xf) == 0)
|
||
grub_printf ("%02x: ", i);
|
||
|
||
err = grub_cmos_read (i, &value);
|
||
if (err)
|
||
return err;
|
||
|
||
grub_printf ("%02x ", value);
|
||
if ((i & 0xf) == 0xf)
|
||
grub_printf ("\n");
|
||
}
|
||
return GRUB_ERR_NONE;
|
||
}
|
||
|
||
static grub_command_t cmd;
|
||
|
||
|
||
GRUB_MOD_INIT(cmosdump)
|
||
{
|
||
cmd = grub_register_command ("cmosdump", grub_cmd_cmosdump,
|
||
0,
|
||
N_("Dump CMOS contents."));
|
||
}
|
||
|
||
GRUB_MOD_FINI(cmosdump)
|
||
{
|
||
grub_unregister_command (cmd);
|
||
}
|