43 lines
1.3 KiB
ArmAsm
43 lines
1.3 KiB
ArmAsm
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2000,2005,2007,2008,2009,2010 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/machine/boot.h>
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.file "pxeboot.S"
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.text
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/* Start with the prehistoric environment... */
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.code16
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/* Let's go */
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.globl start, _start;
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_start:
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start:
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/* Use drive number 0x7F for PXE */
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movb $GRUB_BOOT_MACHINE_PXE_DL, %dl
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/* Jump to the real world */
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ljmp $0, $0x8200
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/* This region is a junk. Do you say that this is wasteful?
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But I like that the memory layout of the body is consistent
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among different kernels rather than scamping just for 1.5KB. */
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. = _start + 0x8200 - 0x7C00 - 0x200 - 1
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.byte 0
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