mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-20 03:38:43 +00:00
de25059404
Use TEXT_BASE rather than a hard-coded base address on x86 linker scripts. This will allow any board to define its base link address without having to modify the linker script
109 lines
2.9 KiB
Text
109 lines
2.9 KiB
Text
/*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
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OUTPUT_ARCH(i386)
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ENTRY(_start)
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SECTIONS
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{
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. = TEXT_BASE; /* Location of bootcode in flash */
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_i386boot_text_start = .;
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.text : { *(.text); }
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. = ALIGN(4);
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.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
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_i386boot_text_size = SIZEOF(.text) + SIZEOF(.rodata);
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. = ALIGN(4);
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.data : { *(.data) }
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. = ALIGN(4);
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.interp : { *(.interp) }
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. = ALIGN(4);
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.dynsym : { *(.dynsym) }
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. = ALIGN(4);
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.dynstr : { *(.dynstr) }
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. = ALIGN(4);
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.hash : { *(.hash) }
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. = ALIGN(4);
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.got : { *(.got) }
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. = ALIGN(4);
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.got.plt : { *(.got.plt) }
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. = ALIGN(4);
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.dynamic (NOLOAD) : { *(.dynamic) }
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. = ALIGN(4);
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__u_boot_cmd_start = .;
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.u_boot_cmd : { *(.u_boot_cmd) }
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. = ALIGN(4);
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__u_boot_cmd_end = .;
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_i386boot_cmd_start = LOADADDR(.u_boot_cmd);
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_i386boot_rel_dyn_start = .;
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.rel.dyn : { *(.rel.dyn) }
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_i386boot_rel_dyn_end = .;
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. = ALIGN(4);
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_i386boot_bss_start = ABSOLUTE(.);
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.bss (NOLOAD) : { *(.bss) }
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_i386boot_bss_size = SIZEOF(.bss);
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/* 16bit realmode trampoline code */
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.realmode 0x7c0 : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { *(.realmode) }
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_i386boot_realmode = LOADADDR(.realmode);
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_i386boot_realmode_size = SIZEOF(.realmode);
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/* 16bit BIOS emulation code (just enough to boot Linux) */
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.bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { *(.bios) }
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_i386boot_bios = LOADADDR(.bios);
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_i386boot_bios_size = SIZEOF(.bios);
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/* The load addresses below assumes that the flash
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* will be mapped so that 0x387f0000 == 0xffff0000
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* at reset time
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*
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* The fe00 and ff00 offsets of the start32 and start16
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* segments are arbitrary, the just have to be mapped
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* at reset and the code have to fit.
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* The fff0 offset of resetvec is important, however.
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*/
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. = 0xfffffe00;
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.start32 : AT (TEXT_BASE + 0x3fe00) { *(.start32); }
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. = 0xf800;
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.start16 : AT (TEXT_BASE + 0x3f800) { *(.start16); }
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. = 0xfff0;
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.resetvec : AT (TEXT_BASE + 0x3fff0) { *(.resetvec); }
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_i386boot_end = (LOADADDR(.resetvec) + SIZEOF(.resetvec) );
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}
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