blob: 67d7763eaad8180d80b9a8e19f813e848c883236 [file] [log] [blame]
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -05001/*
2 * Copyright 2007-2009 Freescale Semiconductor, Inc.
3 *
4 * See file CREDITS for list of people who contributed to this
5 * project.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
Kumar Gala6c97a202009-09-09 11:40:41 -050023#ifndef RESET_VECTOR_ADDRESS
24#define RESET_VECTOR_ADDRESS 0xfffffffc
25#endif
26
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050027OUTPUT_ARCH(powerpc)
Peter Tyserfbe53f52010-09-29 14:05:56 -050028
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050029PHDRS
30{
31 text PT_LOAD;
32 bss PT_LOAD;
33}
34
35SECTIONS
36{
37 /* Read-only sections, merged into text segment: */
38 . = + SIZEOF_HEADERS;
39 .interp : { *(.interp) }
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050040 .text :
41 {
Peter Tyserfbe53f52010-09-29 14:05:56 -050042 *(.text*)
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050043 } :text
44 _etext = .;
45 PROVIDE (etext = .);
46 .rodata :
47 {
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050048 *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
49 } :text
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050050
51 /* Read-write section, merged into data segment: */
52 . = (. + 0x00FF) & 0xFFFFFF00;
53 _erotext = .;
54 PROVIDE (erotext = .);
55 .reloc :
56 {
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050057 _GOT2_TABLE_ = .;
Peter Tyserfbe53f52010-09-29 14:05:56 -050058 KEEP(*(.got2))
Joakim Tjernlund337f5f52010-12-03 17:30:37 +010059 KEEP(*(.got))
60 PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4);
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050061 _FIXUP_TABLE_ = .;
Peter Tyserfbe53f52010-09-29 14:05:56 -050062 KEEP(*(.fixup))
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050063 }
Joakim Tjernlund337f5f52010-12-03 17:30:37 +010064 __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050065 __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
66
67 .data :
68 {
Peter Tyserfbe53f52010-09-29 14:05:56 -050069 *(.data*)
70 *(.sdata*)
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050071 }
72 _edata = .;
73 PROVIDE (edata = .);
74
75 . = .;
76 __u_boot_cmd_start = .;
77 .u_boot_cmd : { *(.u_boot_cmd) }
78 __u_boot_cmd_end = .;
79
80 . = .;
81 __start___ex_table = .;
82 __ex_table : { *(__ex_table) }
83 __stop___ex_table = .;
84
85 . = ALIGN(256);
86 __init_begin = .;
87 .text.init : { *(.text.init) }
88 .data.init : { *(.data.init) }
89 . = ALIGN(256);
90 __init_end = .;
91
Kumar Gala6c97a202009-09-09 11:40:41 -050092 .bootpg RESET_VECTOR_ADDRESS - 0xffc :
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050093 {
Stefan Roesea47a12b2010-04-15 16:07:28 +020094 arch/powerpc/cpu/mpc85xx/start.o (.bootpg)
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050095 } :text = 0xffff
96
Kumar Gala6c97a202009-09-09 11:40:41 -050097 .resetvec RESET_VECTOR_ADDRESS :
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -050098 {
Peter Tyserfbe53f52010-09-29 14:05:56 -050099 KEEP(*(.resetvec))
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -0500100 } :text = 0xffff
101
Kumar Gala6c97a202009-09-09 11:40:41 -0500102 . = RESET_VECTOR_ADDRESS + 0x4;
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -0500103
Peter Tyser3beb40c2009-10-07 11:45:00 -0500104 /*
105 * Make sure that the bss segment isn't linked at 0x0, otherwise its
106 * address won't be updated during relocation fixups. Note that
107 * this is a temporary fix. Code to dynamically the fixup the bss
108 * location will be added in the future. When the bss relocation
109 * fixup code is present this workaround should be removed.
110 */
111#if (RESET_VECTOR_ADDRESS == 0xfffffffc)
112 . |= 0x10;
113#endif
114
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -0500115 __bss_start = .;
116 .bss (NOLOAD) :
117 {
Peter Tyserfbe53f52010-09-29 14:05:56 -0500118 *(.sbss*)
119 *(.bss*)
Srikanth Srinivasanfeb78382009-04-03 15:36:13 -0500120 *(COMMON)
121 } :bss
122
123 . = ALIGN(4);
124 _end = . ;
125 PROVIDE (end = .);
126}