1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4 */
5
6#include <asm-generic/vmlinux.lds.h>
7#include <asm/cache.h>
8#include <asm/page.h>
9#include <asm/thread_info.h>
10
11OUTPUT_ARCH(arc)
12ENTRY(res_service)
13
14#ifdef CONFIG_CPU_BIG_ENDIAN
15jiffies = jiffies_64 + 4;
16#else
17jiffies = jiffies_64;
18#endif
19
20SECTIONS
21{
22 /*
23 * ICCM starts at 0x8000_0000. So if kernel is relocated to some other
24 * address, make sure peripheral at 0x8z doesn't clash with ICCM
25 * Essentially vector is also in ICCM.
26 */
27
28 . = CONFIG_LINUX_LINK_BASE;
29
30 _int_vec_base_lds = .;
31 .vector : {
32 *(.vector)
33 . = ALIGN(PAGE_SIZE);
34 }
35
36#ifdef CONFIG_ARC_HAS_ICCM
37 .text.arcfp : {
38 *(.text.arcfp)
39 . = ALIGN(CONFIG_ARC_ICCM_SZ * 1024);
40 }
41#endif
42
43 /*
44 * The reason for having a separate subsection .init.ramfs is to
45 * prevent objdump from including it in kernel dumps
46 *
47 * Reason for having .init.ramfs above .init is to make sure that the
48 * binary blob is tucked away to one side, reducing the displacement
49 * between .init.text and .text, avoiding any possible relocation
50 * errors because of calls from .init.text to .text
51 * Yes such calls do exist. e.g.
52 * decompress_inflate.c:gunzip( ) -> zlib_inflate_workspace( )
53 */
54
55 __init_begin = .;
56
57 .init.ramfs : { INIT_RAM_FS }
58
59 . = ALIGN(PAGE_SIZE);
60
61 HEAD_TEXT_SECTION
62 INIT_TEXT_SECTION(L1_CACHE_BYTES)
63
64 /* INIT_DATA_SECTION open-coded: special INIT_RAM_FS handling */
65 .init.data : {
66 INIT_DATA
67 INIT_SETUP(L1_CACHE_BYTES)
68 INIT_CALLS
69 CON_INITCALL
70 }
71
72 .init.arch.info : {
73 __arch_info_begin = .;
74 *(.arch.info.init)
75 __arch_info_end = .;
76 }
77
78 PERCPU_SECTION(L1_CACHE_BYTES)
79
80 . = ALIGN(PAGE_SIZE);
81 __init_end = .;
82
83 .text : {
84 _text = .;
85 _stext = .;
86 TEXT_TEXT
87 SCHED_TEXT
88 LOCK_TEXT
89 KPROBES_TEXT
90 IRQENTRY_TEXT
91 SOFTIRQENTRY_TEXT
92 *(.fixup)
93 *(.gnu.warning)
94 }
95 EXCEPTION_TABLE(L1_CACHE_BYTES)
96 _etext = .;
97
98 _sdata = .;
99 RO_DATA(PAGE_SIZE)
100
101 /*
102 * 1. this is .data essentially
103 * 2. THREAD_SIZE for init.task, must be kernel-stk sz aligned
104 */
105 RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
106
107 _edata = .;
108
109 BSS_SECTION(4, 4, 4)
110
111#ifdef CONFIG_ARC_DW2_UNWIND
112 . = ALIGN(PAGE_SIZE);
113 .eh_frame : {
114 __start_unwind = .;
115 *(.eh_frame)
116 __end_unwind = .;
117 }
118#else
119 /DISCARD/ : { *(.eh_frame) }
120#endif
121
122 . = ALIGN(PAGE_SIZE);
123 _end = . ;
124
125 STABS_DEBUG
126 ELF_DETAILS
127 DISCARDS
128
129 .arcextmap 0 : {
130 *(.gnu.linkonce.arcextmap.*)
131 *(.arcextmap.*)
132 }
133
134#ifndef CONFIG_DEBUG_INFO
135 /DISCARD/ : { *(.debug_frame) }
136 /DISCARD/ : { *(.debug_aranges) }
137 /DISCARD/ : { *(.debug_pubnames) }
138 /DISCARD/ : { *(.debug_info) }
139 /DISCARD/ : { *(.debug_abbrev) }
140 /DISCARD/ : { *(.debug_line) }
141 /DISCARD/ : { *(.debug_str) }
142 /DISCARD/ : { *(.debug_loc) }
143 /DISCARD/ : { *(.debug_macinfo) }
144 /DISCARD/ : { *(.debug_ranges) }
145#endif
146
147#ifdef CONFIG_ARC_HAS_DCCM
148 . = CONFIG_ARC_DCCM_BASE;
149 __arc_dccm_base = .;
150 .data.arcfp : {
151 *(.data.arcfp)
152 }
153 . = ALIGN(CONFIG_ARC_DCCM_SZ * 1024);
154#endif
155}
156

source code of linux/arch/arc/kernel/vmlinux.lds.S