^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Adapted from arm64 version.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * GNU linker script for the VDSO library.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Heavily based on the vDSO linker scripts for other archs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Copyright (C) 2012-2018 ARM Limited
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/const.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <asm/page.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <asm/vdso.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) OUTPUT_ARCH(arm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) SECTIONS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) PROVIDE_HIDDEN(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #ifdef CONFIG_TIME_NS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) PROVIDE_HIDDEN(_timens_data = _vdso_data + PAGE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) . = VDSO_LBASE + SIZEOF_HEADERS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) .hash : { *(.hash) } :text
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) .gnu.hash : { *(.gnu.hash) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) .dynsym : { *(.dynsym) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) .dynstr : { *(.dynstr) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) .gnu.version : { *(.gnu.version) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) .gnu.version_d : { *(.gnu.version_d) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) .gnu.version_r : { *(.gnu.version_r) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) .note : { *(.note.*) } :text :note
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) .dynamic : { *(.dynamic) } :text :dynamic
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) .rodata : { *(.rodata*) } :text
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) .text : { *(.text*) } :text =0xe7f001f2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .got : { *(.got) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) .rel.plt : { *(.rel.plt) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) /DISCARD/ : {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) *(.note.GNU-stack)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) *(.data .data.* .gnu.linkonce.d.* .sdata*)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) *(.bss .sbss .dynbss .dynsbss)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) * We must supply the ELF program headers explicitly to get just one
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) * PT_LOAD segment, and set the flags explicitly to make segments read-only.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) PHDRS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) note PT_NOTE FLAGS(4); /* PF_R */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) VERSION
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) LINUX_2.6 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) global:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) __vdso_clock_gettime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) __vdso_gettimeofday;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) __vdso_clock_getres;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) __vdso_clock_gettime64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) local: *;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) }