34 lines
1,004 B
ArmAsm
34 lines
1,004 B
ArmAsm
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2011 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/symbol.h>
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#include <grub/i386/reboot.h>
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.p2align 4
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VARIABLE(grub_reboot_start)
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.code16
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/* set 0x472 to 0x0000 for cold boot (0x1234 for warm boot) */
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movw $0x0472, %di
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movw %ax, (%di)
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ljmp $0xf000, $0xfff0
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.code32
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VARIABLE(grub_reboot_end)
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