blob: 3ca574ee277271e04b05c79ed956337b3e7dfb7a [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 = .;
48 *(.initcall1.init)
49 *(.initcall2.init)
50 *(.initcall3.init)
51 *(.initcall4.init)
52 *(.initcall5.init)
53 *(.initcall6.init)
54 *(.initcall7.init)
55 __initcall_end = .;
56 __con_initcall_start = .;
57 *(.con_initcall.init)
58 __con_initcall_end = .;
59 __security_initcall_start = .;
60 *(.security_initcall.init)
61 __security_initcall_end = .;
62 . = ALIGN(32);
63 __initramfs_start = .;
64 usr/built-in.o(.init.ramfs)
65 __initramfs_end = .;
66 . = ALIGN(64);
67 __per_cpu_start = .;
68 *(.data.percpu)
69 __per_cpu_end = .;
70#ifndef CONFIG_XIP_KERNEL
71 __init_begin = _stext;
72 *(.init.data)
73 . = ALIGN(4096);
74 __init_end = .;
75#endif
76 }
77
78 /DISCARD/ : { /* Exit code and data */
79 *(.exit.text)
80 *(.exit.data)
81 *(.exitcall.exit)
Russell King9641c7c2006-06-21 20:38:17 +010082#ifndef CONFIG_MMU
83 *(.fixup)
84 *(__ex_table)
85#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070086 }
87
88 .text : { /* Real text segment */
89 _text = .; /* Text and read-only data */
90 *(.text)
91 SCHED_TEXT
92 LOCK_TEXT
Russell King9641c7c2006-06-21 20:38:17 +010093#ifdef CONFIG_MMU
Linus Torvalds1da177e2005-04-16 15:20:36 -070094 *(.fixup)
Russell King9641c7c2006-06-21 20:38:17 +010095#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070096 *(.gnu.warning)
97 *(.rodata)
98 *(.rodata.*)
99 *(.glue_7)
100 *(.glue_7t)
101 *(.got) /* Global offset table */
102 }
103
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104 RODATA
105
106 _etext = .; /* End of text and rodata section */
107
108#ifdef CONFIG_XIP_KERNEL
109 __data_loc = ALIGN(4); /* location in binary */
Russell King9d4f13e2006-01-03 17:28:33 +0000110 . = PAGE_OFFSET + TEXT_OFFSET;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111#else
Russell King4f7a1812005-05-05 13:11:00 +0100112 . = ALIGN(THREAD_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113 __data_loc = .;
114#endif
115
116 .data : AT(__data_loc) {
117 __data_start = .; /* address in memory */
118
119 /*
120 * first, the init task union, aligned
121 * to an 8192 byte boundary.
122 */
123 *(.init.task)
124
125#ifdef CONFIG_XIP_KERNEL
126 . = ALIGN(4096);
127 __init_begin = .;
128 *(.init.data)
129 . = ALIGN(4096);
130 __init_end = .;
131#endif
132
133 . = ALIGN(4096);
134 __nosave_begin = .;
135 *(.data.nosave)
136 . = ALIGN(4096);
137 __nosave_end = .;
138
139 /*
140 * then the cacheline aligned data
141 */
142 . = ALIGN(32);
143 *(.data.cacheline_aligned)
144
145 /*
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100146 * The exception fixup table (might need resorting at runtime)
147 */
148 . = ALIGN(32);
149 __start___ex_table = .;
Russell King9641c7c2006-06-21 20:38:17 +0100150#ifdef CONFIG_MMU
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100151 *(__ex_table)
Russell King9641c7c2006-06-21 20:38:17 +0100152#endif
Nicolas Pitre13b1f642005-10-13 22:04:37 +0100153 __stop___ex_table = .;
154
155 /*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 * and the usual data section
157 */
158 *(.data)
159 CONSTRUCTORS
160
161 _edata = .;
162 }
163
164 .bss : {
165 __bss_start = .; /* BSS */
166 *(.bss)
167 *(COMMON)
168 _end = .;
169 }
170 /* Stabs debugging sections. */
171 .stab 0 : { *(.stab) }
172 .stabstr 0 : { *(.stabstr) }
173 .stab.excl 0 : { *(.stab.excl) }
174 .stab.exclstr 0 : { *(.stab.exclstr) }
175 .stab.index 0 : { *(.stab.index) }
176 .stab.indexstr 0 : { *(.stab.indexstr) }
177 .comment 0 : { *(.comment) }
178}
179
Russell King728f5c02005-11-17 16:43:14 +0000180/*
181 * These must never be empty
182 * If you have to comment these two assert statements out, your
183 * binutils is too old (for other reasons as well)
184 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support")
186ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")