Commit | Line | Data |
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1da177e4 LT |
1 | /* 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> | |
4f7a1812 | 7 | #include <asm/thread_info.h> |
37d07b72 | 8 | #include <asm/memory.h> |
f6430a93 | 9 | #include <asm/page.h> |
1da177e4 LT |
10 | |
11 | OUTPUT_ARCH(arm) | |
12 | ENTRY(stext) | |
37d07b72 | 13 | |
1da177e4 LT |
14 | #ifndef __ARMEB__ |
15 | jiffies = jiffies_64; | |
16 | #else | |
17 | jiffies = jiffies_64 + 4; | |
18 | #endif | |
37d07b72 | 19 | |
9d4f13e5 RK |
20 | SECTIONS |
21 | { | |
37d07b72 | 22 | #ifdef CONFIG_XIP_KERNEL |
9d4f13e5 | 23 | . = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR); |
37d07b72 | 24 | #else |
9d4f13e5 | 25 | . = PAGE_OFFSET + TEXT_OFFSET; |
37d07b72 | 26 | #endif |
08fdffd4 | 27 | .text.head : { |
1da177e4 | 28 | _stext = .; |
08fdffd4 RK |
29 | _sinittext = .; |
30 | *(.text.head) | |
31 | } | |
32 | ||
33 | .init : { /* Init code and data */ | |
01ba2bdc | 34 | INIT_TEXT |
08fdffd4 | 35 | _einittext = .; |
1da177e4 | 36 | __proc_info_begin = .; |
02b7dd12 | 37 | *(.proc.info.init) |
1da177e4 LT |
38 | __proc_info_end = .; |
39 | __arch_info_begin = .; | |
9d0fd1eb | 40 | *(.arch.info.init) |
1da177e4 LT |
41 | __arch_info_end = .; |
42 | __tagtable_begin = .; | |
9506057f | 43 | *(.taglist.init) |
1da177e4 LT |
44 | __tagtable_end = .; |
45 | . = ALIGN(16); | |
46 | __setup_start = .; | |
47 | *(.init.setup) | |
48 | __setup_end = .; | |
49 | __early_begin = .; | |
bfe6815e | 50 | *(.early_param.init) |
1da177e4 LT |
51 | __early_end = .; |
52 | __initcall_start = .; | |
61ce1efe | 53 | INITCALLS |
1da177e4 LT |
54 | __initcall_end = .; |
55 | __con_initcall_start = .; | |
56 | *(.con_initcall.init) | |
57 | __con_initcall_end = .; | |
58 | __security_initcall_start = .; | |
59 | *(.security_initcall.init) | |
60 | __security_initcall_end = .; | |
67d38229 | 61 | #ifdef CONFIG_BLK_DEV_INITRD |
1da177e4 LT |
62 | . = ALIGN(32); |
63 | __initramfs_start = .; | |
64 | usr/built-in.o(.init.ramfs) | |
65 | __initramfs_end = .; | |
67d38229 | 66 | #endif |
f6430a93 | 67 | . = ALIGN(PAGE_SIZE); |
19390c4d | 68 | __per_cpu_load = .; |
1da177e4 | 69 | __per_cpu_start = .; |
74e79045 | 70 | *(.data.percpu.page_aligned) |
1da177e4 | 71 | *(.data.percpu) |
5fb7dc37 | 72 | *(.data.percpu.shared_aligned) |
1da177e4 LT |
73 | __per_cpu_end = .; |
74 | #ifndef CONFIG_XIP_KERNEL | |
75 | __init_begin = _stext; | |
01ba2bdc | 76 | INIT_DATA |
f6430a93 | 77 | . = ALIGN(PAGE_SIZE); |
1da177e4 LT |
78 | __init_end = .; |
79 | #endif | |
80 | } | |
81 | ||
82 | /DISCARD/ : { /* Exit code and data */ | |
01ba2bdc SR |
83 | EXIT_TEXT |
84 | EXIT_DATA | |
1da177e4 | 85 | *(.exitcall.exit) |
bff595c1 CM |
86 | *(.ARM.exidx.exit.text) |
87 | *(.ARM.extab.exit.text) | |
7436127c CM |
88 | #ifndef CONFIG_HOTPLUG_CPU |
89 | *(.ARM.exidx.cpuexit.text) | |
90 | *(.ARM.extab.cpuexit.text) | |
91 | #endif | |
92 | #ifndef CONFIG_HOTPLUG | |
93 | *(.ARM.exidx.devexit.text) | |
94 | *(.ARM.extab.devexit.text) | |
95 | #endif | |
9641c7cc RK |
96 | #ifndef CONFIG_MMU |
97 | *(.fixup) | |
98 | *(__ex_table) | |
99 | #endif | |
1da177e4 LT |
100 | } |
101 | ||
102 | .text : { /* Real text segment */ | |
103 | _text = .; /* Text and read-only data */ | |
7ab3f8d5 RK |
104 | __exception_text_start = .; |
105 | *(.exception.text) | |
106 | __exception_text_end = .; | |
7664709b | 107 | TEXT_TEXT |
1da177e4 LT |
108 | SCHED_TEXT |
109 | LOCK_TEXT | |
785d3cd2 | 110 | KPROBES_TEXT |
9641c7cc | 111 | #ifdef CONFIG_MMU |
1da177e4 | 112 | *(.fixup) |
9641c7cc | 113 | #endif |
1da177e4 LT |
114 | *(.gnu.warning) |
115 | *(.rodata) | |
116 | *(.rodata.*) | |
117 | *(.glue_7) | |
118 | *(.glue_7t) | |
119 | *(.got) /* Global offset table */ | |
120 | } | |
121 | ||
f6430a93 | 122 | RO_DATA(PAGE_SIZE) |
1da177e4 LT |
123 | |
124 | _etext = .; /* End of text and rodata section */ | |
125 | ||
bff595c1 CM |
126 | #ifdef CONFIG_ARM_UNWIND |
127 | /* | |
128 | * Stack unwinding tables | |
129 | */ | |
130 | . = ALIGN(8); | |
131 | .ARM.unwind_idx : { | |
132 | __start_unwind_idx = .; | |
133 | *(.ARM.exidx*) | |
134 | __stop_unwind_idx = .; | |
135 | } | |
136 | .ARM.unwind_tab : { | |
137 | __start_unwind_tab = .; | |
138 | *(.ARM.extab*) | |
139 | __stop_unwind_tab = .; | |
140 | } | |
141 | #endif | |
142 | ||
1da177e4 LT |
143 | #ifdef CONFIG_XIP_KERNEL |
144 | __data_loc = ALIGN(4); /* location in binary */ | |
9d4f13e5 | 145 | . = PAGE_OFFSET + TEXT_OFFSET; |
1da177e4 | 146 | #else |
4f7a1812 | 147 | . = ALIGN(THREAD_SIZE); |
1da177e4 LT |
148 | __data_loc = .; |
149 | #endif | |
150 | ||
151 | .data : AT(__data_loc) { | |
37efe642 | 152 | _data = .; /* address in memory */ |
8c7e6574 | 153 | _sdata = .; |
1da177e4 LT |
154 | |
155 | /* | |
156 | * first, the init task union, aligned | |
157 | * to an 8192 byte boundary. | |
158 | */ | |
4efb4482 | 159 | *(.data.init_task) |
1da177e4 LT |
160 | |
161 | #ifdef CONFIG_XIP_KERNEL | |
f6430a93 | 162 | . = ALIGN(PAGE_SIZE); |
1da177e4 | 163 | __init_begin = .; |
01ba2bdc | 164 | INIT_DATA |
f6430a93 | 165 | . = ALIGN(PAGE_SIZE); |
1da177e4 LT |
166 | __init_end = .; |
167 | #endif | |
168 | ||
f6430a93 | 169 | . = ALIGN(PAGE_SIZE); |
1da177e4 LT |
170 | __nosave_begin = .; |
171 | *(.data.nosave) | |
f6430a93 | 172 | . = ALIGN(PAGE_SIZE); |
1da177e4 LT |
173 | __nosave_end = .; |
174 | ||
175 | /* | |
176 | * then the cacheline aligned data | |
177 | */ | |
178 | . = ALIGN(32); | |
179 | *(.data.cacheline_aligned) | |
180 | ||
13b1f64c NP |
181 | /* |
182 | * The exception fixup table (might need resorting at runtime) | |
183 | */ | |
184 | . = ALIGN(32); | |
185 | __start___ex_table = .; | |
9641c7cc | 186 | #ifdef CONFIG_MMU |
13b1f64c | 187 | *(__ex_table) |
9641c7cc | 188 | #endif |
13b1f64c NP |
189 | __stop___ex_table = .; |
190 | ||
1da177e4 LT |
191 | /* |
192 | * and the usual data section | |
193 | */ | |
ca967258 | 194 | DATA_DATA |
1da177e4 LT |
195 | CONSTRUCTORS |
196 | ||
197 | _edata = .; | |
198 | } | |
e98ff7f6 | 199 | _edata_loc = __data_loc + SIZEOF(.data); |
1da177e4 LT |
200 | |
201 | .bss : { | |
202 | __bss_start = .; /* BSS */ | |
203 | *(.bss) | |
204 | *(COMMON) | |
8c7e6574 | 205 | __bss_stop = .; |
1da177e4 LT |
206 | _end = .; |
207 | } | |
208 | /* Stabs debugging sections. */ | |
209 | .stab 0 : { *(.stab) } | |
210 | .stabstr 0 : { *(.stabstr) } | |
211 | .stab.excl 0 : { *(.stab.excl) } | |
212 | .stab.exclstr 0 : { *(.stab.exclstr) } | |
213 | .stab.index 0 : { *(.stab.index) } | |
214 | .stab.indexstr 0 : { *(.stab.indexstr) } | |
215 | .comment 0 : { *(.comment) } | |
216 | } | |
217 | ||
728f5c07 RK |
218 | /* |
219 | * These must never be empty | |
220 | * If you have to comment these two assert statements out, your | |
221 | * binutils is too old (for other reasons as well) | |
222 | */ | |
1da177e4 LT |
223 | ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") |
224 | ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") |