xref: /linux/arch/arc/kernel/vmlinux.lds.S (revision abe11ddea1d759f9995a9a4636c28c9b40856ca8)
1/*
2 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8
9#include <asm-generic/vmlinux.lds.h>
10#include <asm/cache.h>
11#include <asm/page.h>
12#include <asm/thread_info.h>
13#include <plat/memmap.h>
14
15OUTPUT_ARCH(arc)
16ENTRY(_stext)
17
18#ifdef CONFIG_CPU_BIG_ENDIAN
19jiffies = jiffies_64 + 4;
20#else
21jiffies = jiffies_64;
22#endif
23
24SECTIONS
25{
26	. = CONFIG_LINUX_LINK_BASE;
27
28	_int_vec_base_lds = .;
29	.vector : {
30		*(.vector)
31		. = ALIGN(PAGE_SIZE);
32	}
33
34	/*
35	 * The reason for having a seperate subsection .init.ramfs is to
36	 * prevent objump from including it in kernel dumps
37	 *
38	 * Reason for having .init.ramfs above .init is to make sure that the
39	 * binary blob is tucked away to one side, reducing the displacement
40	 * between .init.text and .text, avoiding any possible relocation
41	 * errors because of calls from .init.text to .text
42	 * Yes such calls do exist. e.g.
43	 *	decompress_inflate.c:gunzip( ) -> zlib_inflate_workspace( )
44	 */
45
46	__init_begin = .;
47
48	.init.ramfs : { INIT_RAM_FS }
49
50	. = ALIGN(PAGE_SIZE);
51	_stext = .;
52
53	HEAD_TEXT_SECTION
54	INIT_TEXT_SECTION(L1_CACHE_BYTES)
55
56	/* INIT_DATA_SECTION open-coded: special INIT_RAM_FS handling */
57	.init.data : {
58		INIT_DATA
59		INIT_SETUP(L1_CACHE_BYTES)
60		INIT_CALLS
61		CON_INITCALL
62		SECURITY_INITCALL
63	}
64
65	PERCPU_SECTION(L1_CACHE_BYTES)
66
67	/*
68	 * .exit.text is discard at runtime, not link time, to deal with
69	 * references from .debug_frame
70	 * It will be init freed, being inside [__init_start : __init_end]
71	 */
72	.exit.text : { EXIT_TEXT }
73	.exit.data : { EXIT_DATA }
74
75	. = ALIGN(PAGE_SIZE);
76	__init_end = .;
77
78	.text : {
79		_text = .;
80		TEXT_TEXT
81		SCHED_TEXT
82		LOCK_TEXT
83		KPROBES_TEXT
84		*(.fixup)
85		*(.gnu.warning)
86	}
87	EXCEPTION_TABLE(L1_CACHE_BYTES)
88	_etext = .;
89
90	_sdata = .;
91	RO_DATA_SECTION(PAGE_SIZE)
92
93	/*
94	 * 1. this is .data essentially
95	 * 2. THREAD_SIZE for init.task, must be kernel-stk sz aligned
96	 */
97	RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
98
99	_edata = .;
100
101	BSS_SECTION(0, 0, 0)
102
103	NOTES
104
105	. = ALIGN(PAGE_SIZE);
106	_end = . ;
107
108	STABS_DEBUG
109	DWARF_DEBUG
110	DISCARDS
111
112	.arcextmap 0 : {
113		*(.gnu.linkonce.arcextmap.*)
114		*(.arcextmap.*)
115	}
116}
117