1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2012 Regents of the Universit
4 * Copyright (C) 2017 SiFive
5 */
6
7 #define RO_EXCEPTION_TABLE_ALIGN 4
8 #define RUNTIME_DISCARD_EXIT
9
10 #ifdef CONFIG_XIP_KERNEL
11 #include "vmlinux-xip.lds.S"
12 #else
13
14 #include <asm/pgtable.h>
15 #define LOAD_OFFSET KERNEL_LINK_ADDR
16
17 #include <asm/vmlinux.lds.h>
18 #include <asm/page.h>
19 #include <asm/cache.h>
20 #include <asm/thread_info.h>
21 #include <asm/set_memory.h>
22 #include "image-vars.h"
23
24 #include <linux/sizes.h>
25 OUTPUT_ARCH(riscv)
26 ENTRY(_start)
27
28 jiffies = jiffies_64;
29
30 SECTIONS
31 {
32 /* Beginning of code and text segment
33 . = LOAD_OFFSET;
34 _start = .;
35 HEAD_TEXT_SECTION
36 . = ALIGN(PAGE_SIZE);
37
38 .text : {
39 _text = .;
40 _stext = .;
41 TEXT_TEXT
42 SCHED_TEXT
43 LOCK_TEXT
44 KPROBES_TEXT
45 ENTRY_TEXT
46 IRQENTRY_TEXT
47 SOFTIRQENTRY_TEXT
48 _etext = .;
49 }
50
51 . = ALIGN(SECTION_ALIGN);
52 __init_begin = .;
53 __init_text_begin = .;
54 .init.text : AT(ADDR(.init.text) - LOA
55 _sinittext = .;
56 INIT_TEXT
57 _einittext = .;
58 }
59
60 . = ALIGN(8);
61 __soc_early_init_table : {
62 __soc_early_init_table_start =
63 KEEP(*(__soc_early_init_table)
64 __soc_early_init_table_end = .
65 }
66 __soc_builtin_dtb_table : {
67 __soc_builtin_dtb_table_start
68 KEEP(*(__soc_builtin_dtb_table
69 __soc_builtin_dtb_table_end =
70 }
71 /* we have to discard exit text and su
72 __exittext_begin = .;
73 .exit.text :
74 {
75 EXIT_TEXT
76 }
77 __exittext_end = .;
78
79 __init_text_end = .;
80 . = ALIGN(SECTION_ALIGN);
81 #ifdef CONFIG_EFI
82 . = ALIGN(PECOFF_SECTION_ALIGNMENT);
83 __pecoff_text_end = .;
84 #endif
85 /* Start of init data section */
86 __init_data_begin = .;
87 INIT_DATA_SECTION(16)
88
89 .init.pi : {
90 KEEP(*(.init.pi*))
91 }
92
93 .init.bss : {
94 KEEP(*(.init.bss*)) /* fro
95 }
96 .exit.data :
97 {
98 EXIT_DATA
99 }
100 PERCPU_SECTION(L1_CACHE_BYTES)
101
102 .rel.dyn : {
103 *(.rel.dyn*)
104 }
105
106 .rela.dyn : ALIGN(8) {
107 __rela_dyn_start = .;
108 *(.rela .rela*)
109 __rela_dyn_end = .;
110 }
111
112 __init_data_end = .;
113
114 . = ALIGN(8);
115 .alternative : {
116 __alt_start = .;
117 KEEP(*(.alternative))
118 __alt_end = .;
119 }
120 __init_end = .;
121
122 /* Start of data section */
123 _sdata = .;
124 RO_DATA(SECTION_ALIGN)
125 .srodata : {
126 *(.srodata*)
127 }
128
129 . = ALIGN(SECTION_ALIGN);
130 _data = .;
131
132 RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THR
133 .sdata : {
134 __global_pointer$ = . + 0x800;
135 *(.sdata*)
136 }
137
138 .got : { *(.got*) }
139
140 #ifdef CONFIG_RELOCATABLE
141 .data.rel : { *(.data.rel*) }
142 .plt : { *(.plt) }
143 .dynamic : { *(.dynamic) }
144 .dynsym : { *(.dynsym) }
145 .dynstr : { *(.dynstr) }
146 .hash : { *(.hash) }
147 .gnu.hash : { *(.gnu.hash) }
148 #endif
149
150 #ifdef CONFIG_EFI
151 .pecoff_edata_padding : { BYTE(0); . =
152 __pecoff_data_raw_size = ABSOLUTE(. -
153 __pecoff_data_raw_end = ABSOLUTE(.);
154 #endif
155
156 /* End of data section */
157 _edata = .;
158
159 BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0)
160
161 #ifdef CONFIG_EFI
162 . = ALIGN(PECOFF_SECTION_ALIGNMENT);
163 __pecoff_data_virt_size = ABSOLUTE(. -
164 __pecoff_data_virt_end = ABSOLUTE(.);
165 #endif
166 _end = .;
167
168 STABS_DEBUG
169 DWARF_DEBUG
170 ELF_DETAILS
171 .riscv.attributes 0 : { *(.riscv.attri
172
173 DISCARDS
174 }
175 #endif /* CONFIG_XIP_KERNEL */
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