1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Adapted from arm64 version.
4 *
5 * GNU linker script for the VDSO library.
6 * Heavily based on the vDSO linker scripts for other archs.
7 *
8 * Copyright (C) 2012-2018 ARM Limited
9 */
10
11#include <linux/const.h>
12#include <asm/page.h>
13#include <asm/vdso.h>
14
15OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
16OUTPUT_ARCH(arm)
17
18SECTIONS
19{
20	PROVIDE_HIDDEN(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE);
21#ifdef CONFIG_TIME_NS
22	PROVIDE_HIDDEN(_timens_data = _vdso_data + PAGE_SIZE);
23#endif
24	. = VDSO_LBASE + SIZEOF_HEADERS;
25
26	.hash		: { *(.hash) }			:text
27	.gnu.hash	: { *(.gnu.hash) }
28	.dynsym		: { *(.dynsym) }
29	.dynstr		: { *(.dynstr) }
30	.gnu.version	: { *(.gnu.version) }
31	.gnu.version_d	: { *(.gnu.version_d) }
32	.gnu.version_r	: { *(.gnu.version_r) }
33
34	.note		: { *(.note.*) }		:text	:note
35
36	.dynamic	: { *(.dynamic) }		:text	:dynamic
37
38	.rodata		: { *(.rodata*) }		:text
39
40	.text		: { *(.text*) }			:text	=0xe7f001f2
41
42	.got		: { *(.got) }
43	.rel.plt	: { *(.rel.plt) }
44
45	/DISCARD/	: {
46		*(.note.GNU-stack)
47		*(.data .data.* .gnu.linkonce.d.* .sdata*)
48		*(.bss .sbss .dynbss .dynsbss)
49	}
50}
51
52/*
53 * We must supply the ELF program headers explicitly to get just one
54 * PT_LOAD segment, and set the flags explicitly to make segments read-only.
55 */
56PHDRS
57{
58	text		PT_LOAD		FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
59	dynamic		PT_DYNAMIC	FLAGS(4);		/* PF_R */
60	note		PT_NOTE		FLAGS(4);		/* PF_R */
61}
62
63VERSION
64{
65	LINUX_2.6 {
66	global:
67		__vdso_clock_gettime;
68		__vdso_gettimeofday;
69		__vdso_clock_getres;
70		__vdso_clock_gettime64;
71	local: *;
72	};
73}
74