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
14OUTPUT_ARCH(arc)
15ENTRY(res_service)
16
17#ifdef CONFIG_CPU_BIG_ENDIAN
18jiffies = jiffies_64 + 4;
19#else
20jiffies = jiffies_64;
21#endif
22
23SECTIONS
24{
25	/*
26	 * ICCM starts at 0x8000_0000. So if kernel is relocated to some other
27	 * address, make sure peripheral at 0x8z doesn't clash with ICCM
28	 * Essentially vector is also in ICCM.
29	 */
30
31	. = CONFIG_LINUX_LINK_BASE;
32
33	_int_vec_base_lds = .;
34	.vector : {
35		*(.vector)
36		. = ALIGN(PAGE_SIZE);
37	}
38
39#ifdef CONFIG_ARC_HAS_ICCM
40	.text.arcfp : {
41		*(.text.arcfp)
42		. = ALIGN(CONFIG_ARC_ICCM_SZ * 1024);
43	}
44#endif
45
46	/*
47	 * The reason for having a seperate subsection .init.ramfs is to
48	 * prevent objump from including it in kernel dumps
49	 *
50	 * Reason for having .init.ramfs above .init is to make sure that the
51	 * binary blob is tucked away to one side, reducing the displacement
52	 * between .init.text and .text, avoiding any possible relocation
53	 * errors because of calls from .init.text to .text
54	 * Yes such calls do exist. e.g.
55	 *	decompress_inflate.c:gunzip( ) -> zlib_inflate_workspace( )
56	 */
57
58	__init_begin = .;
59
60	.init.ramfs : { INIT_RAM_FS }
61
62	. = ALIGN(PAGE_SIZE);
63	_stext = .;
64
65	HEAD_TEXT_SECTION
66	INIT_TEXT_SECTION(L1_CACHE_BYTES)
67
68	/* INIT_DATA_SECTION open-coded: special INIT_RAM_FS handling */
69	.init.data : {
70		INIT_DATA
71		INIT_SETUP(L1_CACHE_BYTES)
72		INIT_CALLS
73		CON_INITCALL
74		SECURITY_INITCALL
75	}
76
77	.init.arch.info : {
78		__arch_info_begin = .;
79		*(.arch.info.init)
80		__arch_info_end = .;
81	}
82
83	PERCPU_SECTION(L1_CACHE_BYTES)
84
85	/*
86	 * .exit.text is discard at runtime, not link time, to deal with
87	 * references from .debug_frame
88	 * It will be init freed, being inside [__init_start : __init_end]
89	 */
90	.exit.text : { EXIT_TEXT }
91	.exit.data : { EXIT_DATA }
92
93	. = ALIGN(PAGE_SIZE);
94	__init_end = .;
95
96	.text : {
97		_text = .;
98		TEXT_TEXT
99		SCHED_TEXT
100		LOCK_TEXT
101		KPROBES_TEXT
102		*(.fixup)
103		*(.gnu.warning)
104	}
105	EXCEPTION_TABLE(L1_CACHE_BYTES)
106	_etext = .;
107
108	_sdata = .;
109	RO_DATA_SECTION(PAGE_SIZE)
110
111	/*
112	 * 1. this is .data essentially
113	 * 2. THREAD_SIZE for init.task, must be kernel-stk sz aligned
114	 */
115	RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
116
117	_edata = .;
118
119	BSS_SECTION(4, 4, 4)
120
121#ifdef CONFIG_ARC_DW2_UNWIND
122	. = ALIGN(PAGE_SIZE);
123	.debug_frame  : {
124		__start_unwind = .;
125		*(.debug_frame)
126		__end_unwind = .;
127	}
128	/*
129	 * gcc 4.8 generates this for -fasynchonous-unwind-tables,
130	 * while we still use the .debug_frame based unwinder
131	 */
132	/DISCARD/ : {	*(.eh_frame) }
133#else
134	/DISCARD/ : {	*(.debug_frame) }
135#endif
136
137	NOTES
138
139	. = ALIGN(PAGE_SIZE);
140	_end = . ;
141
142	STABS_DEBUG
143	DISCARDS
144
145	.arcextmap 0 : {
146		*(.gnu.linkonce.arcextmap.*)
147		*(.arcextmap.*)
148	}
149
150#ifndef CONFIG_DEBUG_INFO
151	/* open-coded because we need .debug_frame seperately for unwinding */
152	/DISCARD/ : { *(.debug_aranges) }
153	/DISCARD/ : { *(.debug_pubnames) }
154	/DISCARD/ : { *(.debug_info) }
155	/DISCARD/ : { *(.debug_abbrev) }
156	/DISCARD/ : { *(.debug_line) }
157	/DISCARD/ : { *(.debug_str) }
158	/DISCARD/ : { *(.debug_loc) }
159	/DISCARD/ : { *(.debug_macinfo) }
160	/DISCARD/ : { *(.debug_ranges) }
161#endif
162
163#ifdef CONFIG_ARC_HAS_DCCM
164	. = CONFIG_ARC_DCCM_BASE;
165	__arc_dccm_base = .;
166	.data.arcfp : {
167		*(.data.arcfp)
168	}
169	. = ALIGN(CONFIG_ARC_DCCM_SZ * 1024);
170#endif
171}
172