summaryrefslogtreecommitdiff
path: root/board/eNET/u-boot.lds
blob: 7b0ffaa6cc85a2d2b0098da4956636c15dcae3d0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
/*
 * (C) Copyright 2002
 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
ENTRY(_start)

SECTIONS
{
	. = 0x06000000;		/* Location of bootcode in flash */
	_i386boot_text_start = .;
	.text  : { *(.text); }

	. = ALIGN(4);
	.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }

	_i386boot_text_size = SIZEOF(.text) + SIZEOF(.rodata);
	. = ALIGN(4);

	.data : { *(.data) }
	. = ALIGN(4);

	.interp : { *(.interp) }
	. = ALIGN(4);

	.dynsym : { *(.dynsym) }
	. = ALIGN(4);

	.dynstr : { *(.dynstr) }
	. = ALIGN(4);

	.hash : { *(.hash) }
	. = ALIGN(4);

	.got : { *(.got) }
	. = ALIGN(4);

	.got.plt : { *(.got.plt) }
	. = ALIGN(4);

	.dynamic (NOLOAD) : { *(.dynamic) }
	. = ALIGN(4);

	__u_boot_cmd_start = .;
	.u_boot_cmd : { *(.u_boot_cmd) }
	. = ALIGN(4);
	__u_boot_cmd_end = .;
	_i386boot_cmd_start = LOADADDR(.u_boot_cmd);

	_i386boot_rel_dyn_start = .;
	.rel.dyn : { *(.rel.dyn) }
	_i386boot_rel_dyn_end = .;

	. = ALIGN(4);
	_i386boot_bss_start = ABSOLUTE(.);
	.bss (NOLOAD) : { *(.bss) }
	_i386boot_bss_size = SIZEOF(.bss);

	/* 16bit realmode trampoline code */
	.realmode 0x7c0 : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { *(.realmode) }

	_i386boot_realmode = LOADADDR(.realmode);
	_i386boot_realmode_size = SIZEOF(.realmode);

	/* 16bit BIOS emulation code (just enough to boot Linux) */
	.bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { *(.bios) }

	_i386boot_bios = LOADADDR(.bios);
	_i386boot_bios_size = SIZEOF(.bios);

	/* The load addresses below assumes that the flash
	 * will be mapped so that 0x387f0000 == 0xffff0000
	 * at reset time
	 *
	 * The fe00 and ff00 offsets of the start32 and start16
	 * segments are arbitrary, the just have to be mapped
	 * at reset and the code have to fit.
	 * The fff0 offset of resetvec is important, however.
	 */
	. = 0xfffffe00;
	.start32 : AT (0x0603fe00) { *(.start32); }

	. = 0xf800;
	.start16 : AT (0x0603f800) { *(.start16); }

	. = 0xfff0;
	.resetvec : AT (0x0603fff0) { *(.resetvec); }
	_i386boot_end = (LOADADDR(.resetvec) + SIZEOF(.resetvec) );
}