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Linker script for the new x86 setup code

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Linker script to define the layout of the new x86 setup code.
Includes assert for size overflow and a misaligned setup header.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
H. Peter Anvin 2007-07-11 12:18:55 -07:00 committed by Linus Torvalds
parent 626073132b
commit f2d98ae63d
1 changed files with 54 additions and 0 deletions
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54
arch/i386/boot/setup.ld Normal file
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/*
* setup.ld
*
* Linker script for the i386 setup code
*/
OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
ENTRY(_start)
SECTIONS
{
. = 0;
.bstext : { *(.bstext) }
.bsdata : { *(.bsdata) }
. = 497;
.header : { *(.header) }
.inittext : { *(.inittext) }
.initdata : { *(.initdata) }
.text : { *(.text*) }
. = ALIGN(16);
.rodata : { *(.rodata*) }
.videocards : {
video_cards = .;
*(.videocards)
video_cards_end = .;
}
. = ALIGN(16);
.data : { *(.data*) }
.signature : {
setup_sig = .;
LONG(0x5a5aaa55)
}
. = ALIGN(16);
.bss :
{
__bss_start = .;
*(.bss)
__bss_end = .;
}
. = ALIGN(16);
_end = .;
/DISCARD/ : { *(.note*) }
. = ASSERT(_end <= 0x8000, "Setup too big!");
. = ASSERT(hdr == 0x1f1, "The setup header has the wrong offset!");
}