xref: /openbmc/u-boot/arch/x86/cpu/u-boot.lds (revision 6c5be646)
1/*
2 * (C) Copyright 2002
3 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
4 *
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
24#include <config.h>
25OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
26OUTPUT_ARCH(i386)
27ENTRY(_start)
28
29SECTIONS
30{
31	. = CONFIG_SYS_TEXT_BASE;	/* Location of bootcode in flash */
32	__text_start = .;
33	.text  : { *(.text*); }
34
35	. = ALIGN(4);
36
37	. = ALIGN(4);
38	.u_boot_list : {
39		KEEP(*(SORT(.u_boot_list*)));
40	}
41
42	. = ALIGN(4);
43	.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
44
45	. = ALIGN(4);
46	.data : { *(.data*) }
47
48	. = ALIGN(4);
49	.hash : { *(.hash*) }
50
51	. = ALIGN(4);
52	.got : { *(.got*) }
53
54	. = ALIGN(4);
55	__data_end = .;
56
57	. = ALIGN(4);
58	.dynsym : { *(.dynsym*) }
59
60	. = ALIGN(4);
61	__rel_dyn_start = .;
62	.rel.dyn : { *(.rel.dyn) }
63	__rel_dyn_end = .;
64	. = ALIGN(4);
65	_end = .;
66
67	. = 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
78	/DISCARD/ : { *(.dynstr*) }
79	/DISCARD/ : { *(.dynamic*) }
80	/DISCARD/ : { *(.plt*) }
81	/DISCARD/ : { *(.interp*) }
82	/DISCARD/ : { *(.gnu*) }
83
84	/* 16bit realmode trampoline code */
85	.realmode REALMODE_BASE : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) }
86
87	__realmode_start = LOADADDR(.realmode);
88	__realmode_size = SIZEOF(.realmode);
89
90	/* 16bit BIOS emulation code (just enough to boot Linux) */
91	.bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { KEEP(*(.bios)) }
92
93	__bios_start = LOADADDR(.bios);
94	__bios_size = SIZEOF(.bios);
95
96#ifdef CONFIG_X86_RESET_VECTOR
97
98	/*
99	 * The following expressions place the 16-bit Real-Mode code and
100	 * Reset Vector at the end of the Flash ROM
101	 */
102	. = START_16;
103	.start16 : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); }
104
105	. = RESET_VEC_LOC;
106	.resetvec : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); }
107#endif
108}
109