1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Adapted from arm64 version. 4 * 5 * GNU linker script for the VDSO library. 6 * 7 * Copyright (C) 2012 ARM Limited 8 * 9 * Author: Will Deacon <will.deacon@arm.com> 10 * Heavily based on the vDSO linker scripts for other archs. 11 */ 12 13#include <linux/const.h> 14#include <asm/asm-offsets.h> 15#include <asm/page.h> 16#include <asm/vdso.h> 17 18OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") 19OUTPUT_ARCH(arm) 20 21SECTIONS 22{ 23 PROVIDE(_vdso_data = . - VDSO_DATA_SIZE); 24 25 . = SIZEOF_HEADERS; 26 27 .hash : { *(.hash) } :text 28 .gnu.hash : { *(.gnu.hash) } 29 .dynsym : { *(.dynsym) } 30 .dynstr : { *(.dynstr) } 31 .gnu.version : { *(.gnu.version) } 32 .gnu.version_d : { *(.gnu.version_d) } 33 .gnu.version_r : { *(.gnu.version_r) } 34 35 .note : { *(.note.*) } :text :note 36 37 38 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 39 .eh_frame : { KEEP (*(.eh_frame)) } :text 40 41 .dynamic : { *(.dynamic) } :text :dynamic 42 43 .rodata : { *(.rodata*) } :text 44 45 .text : { *(.text*) } :text =0xe7f001f2 46 47 .got : { *(.got) } 48 .rel.plt : { *(.rel.plt) } 49 50 /DISCARD/ : { 51 *(.note.GNU-stack) 52 *(.data .data.* .gnu.linkonce.d.* .sdata*) 53 *(.bss .sbss .dynbss .dynsbss) 54 } 55} 56 57/* 58 * We must supply the ELF program headers explicitly to get just one 59 * PT_LOAD segment, and set the flags explicitly to make segments read-only. 60 */ 61PHDRS 62{ 63 text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ 64 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 65 note PT_NOTE FLAGS(4); /* PF_R */ 66 eh_frame_hdr PT_GNU_EH_FRAME; 67} 68 69VERSION 70{ 71 LINUX_2.6 { 72 global: 73 __vdso_clock_gettime; 74 __vdso_gettimeofday; 75 __vdso_clock_getres; 76 __vdso_clock_gettime64; 77 local: *; 78 }; 79} 80