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Graeme Russe56d3972008-12-07 10:28:57 +11001/*
2 * (C) Copyright 2002
Albert ARIBAUD60fbc8d2011-08-04 18:45:45 +02003 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
Graeme Russe56d3972008-12-07 10:28:57 +11004 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
Graeme Russc5881f12011-04-13 19:43:25 +100024#include <config.h>
Graeme Russe56d3972008-12-07 10:28:57 +110025OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
26OUTPUT_ARCH(i386)
27ENTRY(_start)
28
29SECTIONS
30{
Wolfgang Denkfb2759c2010-10-18 23:43:37 +020031 . = CONFIG_SYS_TEXT_BASE; /* Location of bootcode in flash */
Graeme Russae428db2010-10-07 20:03:31 +110032 __text_start = .;
Graeme Russfb4e2be2010-10-07 20:03:32 +110033 .text : { *(.text*); }
Graeme Russe56d3972008-12-07 10:28:57 +110034
35 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110036 __u_boot_cmd_start = .;
37 .u_boot_cmd : { *(.u_boot_cmd) }
Graeme Russ078395c2009-11-24 20:04:21 +110038 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110039 __u_boot_cmd_end = .;
Graeme Russ078395c2009-11-24 20:04:21 +110040
Graeme Russ078395c2009-11-24 20:04:21 +110041 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110042 .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
Graeme Russ078395c2009-11-24 20:04:21 +110043
Graeme Russ078395c2009-11-24 20:04:21 +110044 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110045 .data : { *(.data*) }
Graeme Russe56d3972008-12-07 10:28:57 +110046
Graeme Russ078395c2009-11-24 20:04:21 +110047 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110048 .dynsym : { *(.dynsym*) }
Graeme Russ078395c2009-11-24 20:04:21 +110049
Graeme Russ078395c2009-11-24 20:04:21 +110050 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110051 .hash : { *(.hash*) }
Graeme Russe56d3972008-12-07 10:28:57 +110052
53 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110054 .got : { *(.got*) }
Graeme Russe56d3972008-12-07 10:28:57 +110055
56 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110057 __data_end = .;
Graeme Russ078395c2009-11-24 20:04:21 +110058
Graeme Russ078395c2009-11-24 20:04:21 +110059 . = ALIGN(4);
Graeme Russfb4e2be2010-10-07 20:03:32 +110060 __bss_start = ABSOLUTE(.);
61 .bss (NOLOAD) : { *(.bss) }
Graeme Russ99052852010-10-07 20:03:33 +110062 . = ALIGN(4);
63 __bss_end = ABSOLUTE(.);
Graeme Russ078395c2009-11-24 20:04:21 +110064
Graeme Russ078395c2009-11-24 20:04:21 +110065 . = ALIGN(4);
Graeme Russae428db2010-10-07 20:03:31 +110066 __rel_dyn_start = .;
Graeme Russ078395c2009-11-24 20:04:21 +110067 .rel.dyn : { *(.rel.dyn) }
Graeme Russae428db2010-10-07 20:03:31 +110068 __rel_dyn_end = .;
Graeme Russe56d3972008-12-07 10:28:57 +110069
Graeme Russfb4e2be2010-10-07 20:03:32 +110070 /DISCARD/ : { *(.dynstr*) }
71 /DISCARD/ : { *(.dynamic*) }
72 /DISCARD/ : { *(.plt*) }
73 /DISCARD/ : { *(.interp*) }
74 /DISCARD/ : { *(.gnu*) }
Graeme Russe56d3972008-12-07 10:28:57 +110075
76 /* 16bit realmode trampoline code */
Graeme Russ3fe48602011-02-12 15:11:24 +110077 .realmode REALMODE_BASE : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) }
Graeme Russe56d3972008-12-07 10:28:57 +110078
Graeme Russae428db2010-10-07 20:03:31 +110079 __realmode_start = LOADADDR(.realmode);
80 __realmode_size = SIZEOF(.realmode);
Graeme Russe56d3972008-12-07 10:28:57 +110081
82 /* 16bit BIOS emulation code (just enough to boot Linux) */
Graeme Russ4cde5d02010-10-07 20:03:20 +110083 .bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { KEEP(*(.bios)) }
Graeme Russe56d3972008-12-07 10:28:57 +110084
Graeme Russae428db2010-10-07 20:03:31 +110085 __bios_start = LOADADDR(.bios);
86 __bios_size = SIZEOF(.bios);
Graeme Russe56d3972008-12-07 10:28:57 +110087
Graeme Russ3fe48602011-02-12 15:11:24 +110088 /*
89 * The following expressions place the 16-bit Real-Mode code and
90 * Reset Vector at the end of the Flash ROM
Graeme Russe56d3972008-12-07 10:28:57 +110091 */
Graeme Russ3fe48602011-02-12 15:11:24 +110092 . = START_16;
Graeme Russc5881f12011-04-13 19:43:25 +100093 .start16 : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); }
Graeme Russe56d3972008-12-07 10:28:57 +110094
Graeme Russ3fe48602011-02-12 15:11:24 +110095 . = RESET_VEC_LOC;
Graeme Russc5881f12011-04-13 19:43:25 +100096 .resetvec : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); }
Graeme Russe56d3972008-12-07 10:28:57 +110097}