summaryrefslogtreecommitdiff
path: root/arch/arc/kernel/vmlinux.lds.S
blob: 8c72bc37568b3299d51215acce7ab9b1bb84238e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
/*
 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <asm-generic/vmlinux.lds.h>
#include <asm/cache.h>
#include <asm/page.h>
#include <asm/thread_info.h>
#include <plat/memmap.h>

OUTPUT_ARCH(arc)
ENTRY(_stext)

#ifdef CONFIG_CPU_BIG_ENDIAN
jiffies = jiffies_64 + 4;
#else
jiffies = jiffies_64;
#endif

SECTIONS
{
	. = CONFIG_LINUX_LINK_BASE;

	_int_vec_base_lds = .;
	.vector : {
		*(.vector)
		. = ALIGN(PAGE_SIZE);
	}

	/*
	 * The reason for having a seperate subsection .init.ramfs is to
	 * prevent objump from including it in kernel dumps
	 *
	 * Reason for having .init.ramfs above .init is to make sure that the
	 * binary blob is tucked away to one side, reducing the displacement
	 * between .init.text and .text, avoiding any possible relocation
	 * errors because of calls from .init.text to .text
	 * Yes such calls do exist. e.g.
	 *	decompress_inflate.c:gunzip( ) -> zlib_inflate_workspace( )
	 */

	__init_begin = .;

	.init.ramfs : { INIT_RAM_FS }

	. = ALIGN(PAGE_SIZE);
	_stext = .;

	HEAD_TEXT_SECTION
	INIT_TEXT_SECTION(L1_CACHE_BYTES)

	/* INIT_DATA_SECTION open-coded: special INIT_RAM_FS handling */
	.init.data : {
		INIT_DATA
		INIT_SETUP(L1_CACHE_BYTES)
		INIT_CALLS
		CON_INITCALL
		SECURITY_INITCALL
	}

	PERCPU_SECTION(L1_CACHE_BYTES)

	/*
	 * .exit.text is discard at runtime, not link time, to deal with
	 * references from .debug_frame
	 * It will be init freed, being inside [__init_start : __init_end]
	 */
	.exit.text : { EXIT_TEXT }
	.exit.data : { EXIT_DATA }

	. = ALIGN(PAGE_SIZE);
	__init_end = .;

	.text : {
		_text = .;
		TEXT_TEXT
		SCHED_TEXT
		LOCK_TEXT
		KPROBES_TEXT
		*(.fixup)
		*(.gnu.warning)
	}
	EXCEPTION_TABLE(L1_CACHE_BYTES)
	_etext = .;

	_sdata = .;
	RO_DATA_SECTION(PAGE_SIZE)

	/*
	 * 1. this is .data essentially
	 * 2. THREAD_SIZE for init.task, must be kernel-stk sz aligned
	 */
	RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)

	_edata = .;

	BSS_SECTION(0, 0, 0)

	NOTES

	. = ALIGN(PAGE_SIZE);
	_end = . ;

	STABS_DEBUG
	DWARF_DEBUG
	DISCARDS

	.arcextmap 0 : {
		*(.gnu.linkonce.arcextmap.*)
		*(.arcextmap.*)
	}
}