blob: 54f2fb76f7bb2398f3587e4b9865d8d36b9012d4 [file] [log] [blame]
Graeme Russc620c012008-12-07 10:28:57 +11001/*
2 * (C) Copyright 2002
Albert ARIBAUDfa82f872011-08-04 18:45:45 +02003 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
Graeme Russc620c012008-12-07 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 Russe4135542011-04-13 19:43:25 +100024#include <config.h>
Graeme Russc620c012008-12-07 10:28:57 +110025OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
26OUTPUT_ARCH(i386)
27ENTRY(_start)
28
29SECTIONS
30{
Wolfgang Denkc8d76ea2010-10-18 23:43:37 +020031 . = CONFIG_SYS_TEXT_BASE; /* Location of bootcode in flash */
Graeme Russ067f9b12010-10-07 20:03:31 +110032 __text_start = .;
Graeme Russ22191422010-10-07 20:03:32 +110033 .text : { *(.text*); }
Graeme Russc620c012008-12-07 10:28:57 +110034
35 . = ALIGN(4);
Graeme Russc620c012008-12-07 10:28:57 +110036
Graeme Russ22191422010-10-07 20:03:32 +110037 . = ALIGN(4);
Marek Vasut55675142012-10-12 10:27:03 +000038 .u_boot_list : {
39 #include <u-boot.lst>
40 }
41
42 . = ALIGN(4);
Graeme Russ22191422010-10-07 20:03:32 +110043 .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
44
45 . = ALIGN(4);
46 .data : { *(.data*) }
47
48 . = ALIGN(4);
Graeme Russ22191422010-10-07 20:03:32 +110049 .hash : { *(.hash*) }
50
51 . = ALIGN(4);
52 .got : { *(.got*) }
53
54 . = ALIGN(4);
55 __data_end = .;
Graeme Russc620c012008-12-07 10:28:57 +110056
57 . = ALIGN(4);
Simon Glassf82d15e2013-02-28 19:26:14 +000058 .dynsym : { *(.dynsym*) }
Graeme Russc620c012008-12-07 10:28:57 +110059
Graeme Russ22191422010-10-07 20:03:32 +110060 . = ALIGN(4);
61 __rel_dyn_start = .;
62 .rel.dyn : { *(.rel.dyn) }
63 __rel_dyn_end = .;
Simon Glass4b491b82013-02-28 19:26:13 +000064 . = ALIGN(4);
65 _end = .;
Graeme Russ22191422010-10-07 20:03:32 +110066
Simon Glassf82d15e2013-02-28 19:26:14 +000067 . = ALIGN(4);
68
69 __end = .;
70 .bss __rel_dyn_start (OVERLAY) : {
71 __bss_start = .;
72 *(.bss)
73 *(COM*)
74 . = ALIGN(4);
75 __bss_end = .;
76 }
77
Graeme Russ22191422010-10-07 20:03:32 +110078 /DISCARD/ : { *(.dynstr*) }
79 /DISCARD/ : { *(.dynamic*) }
80 /DISCARD/ : { *(.plt*) }
81 /DISCARD/ : { *(.interp*) }
82 /DISCARD/ : { *(.gnu*) }
83
Graeme Russc620c012008-12-07 10:28:57 +110084 /* 16bit realmode trampoline code */
Graeme Russ3a25e942011-02-12 15:11:24 +110085 .realmode REALMODE_BASE : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) }
Graeme Russc620c012008-12-07 10:28:57 +110086
Graeme Russ067f9b12010-10-07 20:03:31 +110087 __realmode_start = LOADADDR(.realmode);
88 __realmode_size = SIZEOF(.realmode);
Graeme Russc620c012008-12-07 10:28:57 +110089
90 /* 16bit BIOS emulation code (just enough to boot Linux) */
Graeme Russd664adb2010-10-07 20:03:20 +110091 .bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { KEEP(*(.bios)) }
Graeme Russc620c012008-12-07 10:28:57 +110092
Graeme Russ067f9b12010-10-07 20:03:31 +110093 __bios_start = LOADADDR(.bios);
94 __bios_size = SIZEOF(.bios);
Graeme Russc620c012008-12-07 10:28:57 +110095
Simon Glass588a13f2013-02-14 04:18:54 +000096#ifdef CONFIG_X86_RESET_VECTOR
Gabe Blackb16f5212012-11-27 21:08:06 +000097
Graeme Russ3a25e942011-02-12 15:11:24 +110098 /*
99 * The following expressions place the 16-bit Real-Mode code and
100 * Reset Vector at the end of the Flash ROM
Graeme Russc620c012008-12-07 10:28:57 +1100101 */
Graeme Russ3a25e942011-02-12 15:11:24 +1100102 . = START_16;
Graeme Russe4135542011-04-13 19:43:25 +1000103 .start16 : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); }
Graeme Russc620c012008-12-07 10:28:57 +1100104
Graeme Russ3a25e942011-02-12 15:11:24 +1100105 . = RESET_VEC_LOC;
Graeme Russe4135542011-04-13 19:43:25 +1000106 .resetvec : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); }
Gabe Blackb16f5212012-11-27 21:08:06 +0000107#endif
Graeme Russc620c012008-12-07 10:28:57 +1100108}