1/* SPDX-License-Identifier: GPL-2.0 */
2#include <asm/vmlinux.lds.h>
3#include <asm/page.h>
4
5OUTPUT_FORMAT(ELF_FORMAT)
6OUTPUT_ARCH(ELF_ARCH)
7ENTRY(_start)
8jiffies = jiffies_64;
9
10VERSION {
11 {
12 local: *;
13 };
14}
15
16SECTIONS
17{
18 /* This must contain the right address - not quite the default ELF one.*/
19 PROVIDE (__executable_start = START);
20 /* Static binaries stick stuff here, like the sigreturn trampoline,
21 * invisibly to objdump. So, just make __binary_start equal to the very
22 * beginning of the executable, and if there are unmapped pages after this,
23 * they are forever unusable.
24 */
25 __binary_start = START;
26
27 . = START + SIZEOF_HEADERS;
28 . = ALIGN(PAGE_SIZE);
29
30 _text = .;
31 INIT_TEXT_SECTION(0)
32
33 .text :
34 {
35 _stext = .;
36 TEXT_TEXT
37 SCHED_TEXT
38 LOCK_TEXT
39 IRQENTRY_TEXT
40 SOFTIRQENTRY_TEXT
41 *(.fixup)
42 /* .gnu.warning sections are handled specially by elf32.em. */
43 *(.gnu.warning)
44 *(.gnu.linkonce.t*)
45 }
46
47 . = ALIGN(PAGE_SIZE);
48 .syscall_stub : {
49 __syscall_stub_start = .;
50 *(.__syscall_stub*)
51 __syscall_stub_end = .;
52 }
53
54 /*
55 * These are needed even in a static link, even if they wind up being empty.
56 * Newer glibc needs these __rel{,a}_iplt_{start,end} symbols.
57 */
58 .rel.plt : {
59 *(.rel.plt)
60 PROVIDE_HIDDEN(__rel_iplt_start = .);
61 *(.rel.iplt)
62 PROVIDE_HIDDEN(__rel_iplt_end = .);
63 }
64 .rela.plt : {
65 *(.rela.plt)
66 PROVIDE_HIDDEN(__rela_iplt_start = .);
67 *(.rela.iplt)
68 PROVIDE_HIDDEN(__rela_iplt_end = .);
69 }
70
71 #include <asm/common.lds.S>
72
73 __init_begin = .;
74 init.data : { INIT_DATA }
75 __init_end = .;
76
77 .data :
78 {
79 INIT_TASK_DATA(KERNEL_STACK_SIZE)
80 . = ALIGN(KERNEL_STACK_SIZE);
81 *(.data..init_irqstack)
82 DATA_DATA
83 *(.gnu.linkonce.d*)
84 CONSTRUCTORS
85 }
86 .data1 : { *(.data1) }
87 .ctors :
88 {
89 *(.ctors)
90 }
91 .dtors :
92 {
93 *(.dtors)
94 }
95
96 .got : { *(.got.plt) *(.got) }
97 .eh_frame : { KEEP (*(.eh_frame)) }
98 .dynamic : { *(.dynamic) }
99 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
100 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
101 /* We want the small data sections together, so single-instruction offsets
102 can access them all, and initialized data all before uninitialized, so
103 we can shorten the on-disk segment size. */
104 .sdata : { *(.sdata) }
105 _edata = .;
106 PROVIDE (edata = .);
107 . = ALIGN(PAGE_SIZE);
108 __bss_start = .;
109 PROVIDE(_bss_start = .);
110 SBSS(0)
111 BSS(0)
112 __bss_stop = .;
113 _end = .;
114 PROVIDE (end = .);
115
116 STABS_DEBUG
117 DWARF_DEBUG
118 ELF_DETAILS
119
120 DISCARDS
121}
122

source code of linux/arch/um/kernel/uml.lds.S