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>
7#include <asm/thread_info.h>
8#include <asm/memory.h>
9
10OUTPUT_ARCH(arm)
11ENTRY(stext)
12
13#ifndef __ARMEB__
14jiffies = jiffies_64;
15#else
16jiffies = jiffies_64 + 4;
17#endif
18
19SECTIONS
20{
21#ifdef CONFIG_XIP_KERNEL
22	. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);
23#else
24	. = PAGE_OFFSET + TEXT_OFFSET;
25#endif
26	.text.head : {
27		_stext = .;
28		_sinittext = .;
29		*(.text.head)
30	}
31
32	.init : {			/* Init code and data		*/
33			*(.init.text)
34		_einittext = .;
35		__proc_info_begin = .;
36			*(.proc.info.init)
37		__proc_info_end = .;
38		__arch_info_begin = .;
39			*(.arch.info.init)
40		__arch_info_end = .;
41		__tagtable_begin = .;
42			*(.taglist.init)
43		__tagtable_end = .;
44		. = ALIGN(16);
45		__setup_start = .;
46			*(.init.setup)
47		__setup_end = .;
48		__early_begin = .;
49			*(.early_param.init)
50		__early_end = .;
51		__initcall_start = .;
52			INITCALLS
53		__initcall_end = .;
54		__con_initcall_start = .;
55			*(.con_initcall.init)
56		__con_initcall_end = .;
57		__security_initcall_start = .;
58			*(.security_initcall.init)
59		__security_initcall_end = .;
60#ifdef CONFIG_BLK_DEV_INITRD
61		. = ALIGN(32);
62		__initramfs_start = .;
63			usr/built-in.o(.init.ramfs)
64		__initramfs_end = .;
65#endif
66		. = ALIGN(4096);
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)
82#ifndef CONFIG_MMU
83		*(.fixup)
84		*(__ex_table)
85#endif
86	}
87
88	.text : {			/* Real text segment		*/
89		_text = .;		/* Text and read-only data	*/
90			__exception_text_start = .;
91			*(.exception.text)
92			__exception_text_end = .;
93			TEXT_TEXT
94			SCHED_TEXT
95			LOCK_TEXT
96#ifdef CONFIG_MMU
97			*(.fixup)
98#endif
99			*(.gnu.warning)
100			*(.rodata)
101			*(.rodata.*)
102			*(.glue_7)
103			*(.glue_7t)
104		*(.got)			/* Global offset table		*/
105	}
106
107	RODATA
108
109	_etext = .;			/* End of text and rodata section */
110
111#ifdef CONFIG_XIP_KERNEL
112	__data_loc = ALIGN(4);		/* location in binary */
113	. = PAGE_OFFSET + TEXT_OFFSET;
114#else
115	. = ALIGN(THREAD_SIZE);
116	__data_loc = .;
117#endif
118
119	.data : AT(__data_loc) {
120		__data_start = .;	/* address in memory */
121
122		/*
123		 * first, the init task union, aligned
124		 * to an 8192 byte boundary.
125		 */
126		*(.data.init_task)
127
128#ifdef CONFIG_XIP_KERNEL
129		. = ALIGN(4096);
130		__init_begin = .;
131		*(.init.data)
132		. = ALIGN(4096);
133		__init_end = .;
134#endif
135
136		. = ALIGN(4096);
137		__nosave_begin = .;
138		*(.data.nosave)
139		. = ALIGN(4096);
140		__nosave_end = .;
141
142		/*
143		 * then the cacheline aligned data
144		 */
145		. = ALIGN(32);
146		*(.data.cacheline_aligned)
147
148		/*
149		 * The exception fixup table (might need resorting at runtime)
150		 */
151		. = ALIGN(32);
152		__start___ex_table = .;
153#ifdef CONFIG_MMU
154		*(__ex_table)
155#endif
156		__stop___ex_table = .;
157
158		/*
159		 * and the usual data section
160		 */
161		DATA_DATA
162		CONSTRUCTORS
163
164		_edata = .;
165	}
166	_edata_loc = __data_loc + SIZEOF(.data);
167
168	.bss : {
169		__bss_start = .;	/* BSS				*/
170		*(.bss)
171		*(COMMON)
172		_end = .;
173	}
174					/* Stabs debugging sections.	*/
175	.stab 0 : { *(.stab) }
176	.stabstr 0 : { *(.stabstr) }
177	.stab.excl 0 : { *(.stab.excl) }
178	.stab.exclstr 0 : { *(.stab.exclstr) }
179	.stab.index 0 : { *(.stab.index) }
180	.stab.indexstr 0 : { *(.stab.indexstr) }
181	.comment 0 : { *(.comment) }
182}
183
184/*
185 * These must never be empty
186 * If you have to comment these two assert statements out, your
187 * binutils is too old (for other reasons as well)
188 */
189ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support")
190ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")
191