blob: d1a6a597ed9ad111c11d5ae6680d17ee082e2e91 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* ld script to make ARM Linux kernel
2 * taken from the i386 version by Russell King
3 * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
4 */
5
6#include <asm-generic/vmlinux.lds.h>
Russell King4f7a1812005-05-05 13:11:00 +01007#include <asm/thread_info.h>
Nicolas Pitre37d07b72005-10-29 21:44:56 +01008#include <asm/memory.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07009
10OUTPUT_ARCH(arm)
11ENTRY(stext)
Nicolas Pitre37d07b72005-10-29 21:44:56 +010012
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#ifndef __ARMEB__
14jiffies = jiffies_64;
15#else
16jiffies = jiffies_64 + 4;
17#endif
Nicolas Pitre37d07b72005-10-29 21:44:56 +010018
Linus Torvalds1da177e2005-04-16 15:20:36 -070019SECTIONS
20{
Russell King9d4f13e2006-01-03 17:28:33 +000021#ifdef CONFIG_XIP_KERNEL
22 . = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);
23#else
24 . = PAGE_OFFSET + TEXT_OFFSET;
25#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070026 .init : { /* Init code and data */
27 _stext = .;
28 _sinittext = .;
29 *(.init.text)
30 _einittext = .;
31 __proc_info_begin = .;
Ben Dooks02b7dd12005-09-20 16:35:03 +010032 *(.proc.info.init)
Linus Torvalds1da177e2005-04-16 15:20:36 -070033 __proc_info_end = .;
34 __arch_info_begin = .;
Ben Dooks9d0fd1e2005-09-20 16:45:20 +010035 *(.arch.info.init)
Linus Torvalds1da177e2005-04-16 15:20:36 -070036 __arch_info_end = .;
37 __tagtable_begin = .;
Ben Dooks95060572005-09-20 16:20:49 +010038 *(.taglist.init)
Linus Torvalds1da177e2005-04-16 15:20:36 -070039 __tagtable_end = .;
40 . = ALIGN(16);
41 __setup_start = .;
42 *(.init.setup)
43 __setup_end = .;
44 __early_begin = .;
Ben Dooksbfe68152005-09-20 16:25:12 +010045 *(.early_param.init)
Linus Torvalds1da177e2005-04-16 15:20:36 -070046 __early_end = .;
47 __initcall_start = .;
Andrew Morton61ce1ef2006-10-27 11:41:44 -070048 INITCALLS
Linus Torvalds1da177e2005-04-16 15:20:36 -070049 __initcall_end = .;
50 __con_initcall_start = .;
51 *(.con_initcall.init)
52 __con_initcall_end = .;
53 __security_initcall_start = .;
54 *(.security_initcall.init)
55 __security_initcall_end = .;
Jean-Paul Saman67d38222007-02-10 01:44:44 -080056#ifdef CONFIG_BLK_DEV_INITRD
Linus Torvalds1da177e2005-04-16 15:20:36 -070057 . = ALIGN(32);
58 __initramfs_start = .;
59 usr/built-in.o(.init.ramfs)
60 __initramfs_end = .;
Jean-Paul Saman67d38222007-02-10 01:44:44 -080061#endif
Jeremy Fitzhardingeb6e35902007-05-02 19:27:12 +020062 . = ALIGN(4096);
Linus Torvalds1da177e2005-04-16 15:20:36 -070063 __per_cpu_start = .;
64 *(.data.percpu)
65 __per_cpu_end = .;
66#ifndef CONFIG_XIP_KERNEL
67 __init_begin = _stext;
68 *(.init.data)
69 . = ALIGN(4096);
70 __init_end = .;
71#endif
72 }
73
74 /DISCARD/ : { /* Exit code and data */
75 *(.exit.text)
76 *(.exit.data)
77 *(.exitcall.exit)
Russell King9641c7c2006-06-21 20:38:17 +010078#ifndef CONFIG_MMU
79 *(.fixup)
80 *(__ex_table)
81#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070082 }
83
84 .text : { /* Real text segment */
85 _text = .; /* Text and read-only data */
86 *(.text)
87 SCHED_TEXT
88 LOCK_TEXT
Russell King9641c7c2006-06-21 20:38:17 +010089#ifdef CONFIG_MMU
Linus Torvalds1da177e2005-04-16 15:20:36 -070090 *(.fixup)
Russell King9641c7c2006-06-21 20:38:17 +010091#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 *(.gnu.warning)
93 *(.rodata)
94 *(.rodata.*)
95 *(.glue_7)
96 *(.glue_7t)
97 *(.got) /* Global offset table */
98 }
99
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100 RODATA
101
102 _etext = .; /* End of text and rodata section */
103
104#ifdef CONFIG_XIP_KERNEL
105 __data_loc = ALIGN(4); /* location in binary */
Russell King9d4f13e2006-01-03 17:28:33 +0000106 . = PAGE_OFFSET + TEXT_OFFSET;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107#else
Russell King4f7a1812005-05-05 13:11:00 +0100108 . = ALIGN(THREAD_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109 __data_loc = .;
110#endif
111
112 .data : AT(__data_loc) {
113 __data_start = .; /* address in memory */
114
115 /*
116 * first, the init task union, aligned
117 * to an 8192 byte boundary.
118 */
119 *(.init.task)
120
121#ifdef CONFIG_XIP_KERNEL
122 . = ALIGN(4096);
123 __init_begin = .;
124 *(.init.data)
125 . = ALIGN(4096);
126 __init_end = .;
127#endif
128
129 . = ALIGN(4096);
130 __nosave_begin = .;
131 *(.data.nosave)
132 . = ALIGN(4096);
133 __nosave_end = .;
134
135 /*
136 * then the cacheline aligned data
137 */
138 . = ALIGN(32);
139 *(.data.cacheline_aligned)
140
141 /*
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100142 * The exception fixup table (might need resorting at runtime)
143 */
144 . = ALIGN(32);
145 __start___ex_table = .;
Russell King9641c7c2006-06-21 20:38:17 +0100146#ifdef CONFIG_MMU
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100147 *(__ex_table)
Russell King9641c7c2006-06-21 20:38:17 +0100148#endif
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100149 __stop___ex_table = .;
150
151 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152 * and the usual data section
153 */
154 *(.data)
155 CONSTRUCTORS
156
157 _edata = .;
158 }
Nicolas Pitree98ff7f2007-02-22 16:18:09 +0100159 _edata_loc = __data_loc + SIZEOF(.data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160
161 .bss : {
162 __bss_start = .; /* BSS */
163 *(.bss)
164 *(COMMON)
165 _end = .;
166 }
167 /* Stabs debugging sections. */
168 .stab 0 : { *(.stab) }
169 .stabstr 0 : { *(.stabstr) }
170 .stab.excl 0 : { *(.stab.excl) }
171 .stab.exclstr 0 : { *(.stab.exclstr) }
172 .stab.index 0 : { *(.stab.index) }
173 .stab.indexstr 0 : { *(.stab.indexstr) }
174 .comment 0 : { *(.comment) }
175}
176
Russell King728f5c02005-11-17 16:43:14 +0000177/*
178 * These must never be empty
179 * If you have to comment these two assert statements out, your
180 * binutils is too old (for other reasons as well)
181 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support")
183ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")