blob: dac0e5b61c8a6638063192a506b76f35c31dee43 [file] [log] [blame]
Stefan Roese46499132009-10-27 16:11:26 +01001/*
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
23#include "config.h" /* CONFIG_BOARDDIR */
24
25#ifndef RESET_VECTOR_ADDRESS
26#define RESET_VECTOR_ADDRESS 0xfffffffc
27#endif
28
29OUTPUT_ARCH(powerpc)
Wolfgang Denkee8028b2010-11-21 20:55:42 +010030
Stefan Roese46499132009-10-27 16:11:26 +010031PHDRS
32{
33 text PT_LOAD;
34 bss PT_LOAD;
35}
36
37SECTIONS
38{
39 /* Read-only sections, merged into text segment: */
40 . = + SIZEOF_HEADERS;
Stefan Roese46499132009-10-27 16:11:26 +010041 .text :
42 {
Wolfgang Denkee8028b2010-11-21 20:55:42 +010043 *(.text*)
Stefan Roese46499132009-10-27 16:11:26 +010044 } :text
45 _etext = .;
46 PROVIDE (etext = .);
47 .rodata :
48 {
Stefan Roese46499132009-10-27 16:11:26 +010049 *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
50 } :text
Stefan Roese46499132009-10-27 16:11:26 +010051
52 /* Read-write section, merged into data segment: */
53 . = (. + 0x00FF) & 0xFFFFFF00;
54 _erotext = .;
55 PROVIDE (erotext = .);
56 .reloc :
57 {
Wolfgang Denkee8028b2010-11-21 20:55:42 +010058 KEEP(*(.got))
Stefan Roese46499132009-10-27 16:11:26 +010059 _GOT2_TABLE_ = .;
Wolfgang Denkee8028b2010-11-21 20:55:42 +010060 KEEP(*(.got2))
Stefan Roese46499132009-10-27 16:11:26 +010061 _FIXUP_TABLE_ = .;
Wolfgang Denkee8028b2010-11-21 20:55:42 +010062 KEEP(*(.fixup))
Stefan Roese46499132009-10-27 16:11:26 +010063 }
64 __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
65 __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
66
67 .data :
68 {
Wolfgang Denkee8028b2010-11-21 20:55:42 +010069 *(.data*)
70 *(.sdata*)
Stefan Roese46499132009-10-27 16:11:26 +010071 }
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
92#ifdef CONFIG_440
93 .bootpg RESET_VECTOR_ADDRESS - 0xffc :
94 {
Stefan Roesea47a12b2010-04-15 16:07:28 +020095 arch/powerpc/cpu/ppc4xx/start.o (.bootpg)
Stefan Roese46499132009-10-27 16:11:26 +010096
97 /*
98 * PPC440 board need a board specific object with the
99 * TLB definitions. This needs to get included right after
100 * start.o, since the first shadow TLB only covers 4k
101 * of address space.
102 */
103 CONFIG_BOARDDIR/init.o (.bootpg)
104 } :text = 0xffff
105#endif
106
107 .resetvec RESET_VECTOR_ADDRESS :
108 {
Wolfgang Denkee8028b2010-11-21 20:55:42 +0100109 KEEP(*(.resetvec))
Stefan Roese46499132009-10-27 16:11:26 +0100110 } :text = 0xffff
111
112 . = RESET_VECTOR_ADDRESS + 0x4;
113
114 /*
115 * Make sure that the bss segment isn't linked at 0x0, otherwise its
116 * address won't be updated during relocation fixups. Note that
117 * this is a temporary fix. Code to dynamically the fixup the bss
118 * location will be added in the future. When the bss relocation
119 * fixup code is present this workaround should be removed.
120 */
121#if (RESET_VECTOR_ADDRESS == 0xfffffffc)
122 . |= 0x10;
123#endif
124
125 __bss_start = .;
126 .bss (NOLOAD) :
127 {
Wolfgang Denkee8028b2010-11-21 20:55:42 +0100128 *(.bss*)
129 *(.sbss*)
Stefan Roese46499132009-10-27 16:11:26 +0100130 *(COMMON)
131 } :bss
132
133 . = ALIGN(4);
134 _end = . ;
135 PROVIDE (end = .);
136}