1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2012 Regents of the University of California 4 */ 5#include <asm/page.h> 6 7OUTPUT_ARCH(riscv) 8 9SECTIONS 10{ 11 PROVIDE(_vdso_data = . + PAGE_SIZE); 12 . = SIZEOF_HEADERS; 13 14 .hash : { *(.hash) } :text 15 .gnu.hash : { *(.gnu.hash) } 16 .dynsym : { *(.dynsym) } 17 .dynstr : { *(.dynstr) } 18 .gnu.version : { *(.gnu.version) } 19 .gnu.version_d : { *(.gnu.version_d) } 20 .gnu.version_r : { *(.gnu.version_r) } 21 22 .note : { *(.note.*) } :text :note 23 .dynamic : { *(.dynamic) } :text :dynamic 24 25 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 26 .eh_frame : { KEEP (*(.eh_frame)) } :text 27 28 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 29 30 /* 31 * This linker script is used both with -r and with -shared. 32 * For the layouts to match, we need to skip more than enough 33 * space for the dynamic symbol table, etc. If this amount is 34 * insufficient, ld -shared will error; simply increase it here. 35 */ 36 . = 0x800; 37 .text : { *(.text .text.*) } :text 38 39 .data : { 40 *(.got.plt) *(.got) 41 *(.data .data.* .gnu.linkonce.d.*) 42 *(.dynbss) 43 *(.bss .bss.* .gnu.linkonce.b.*) 44 } 45} 46 47/* 48 * We must supply the ELF program headers explicitly to get just one 49 * PT_LOAD segment, and set the flags explicitly to make segments read-only. 50 */ 51PHDRS 52{ 53 text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ 54 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 55 note PT_NOTE FLAGS(4); /* PF_R */ 56 eh_frame_hdr PT_GNU_EH_FRAME; 57} 58 59/* 60 * This controls what symbols we export from the DSO. 61 */ 62VERSION 63{ 64 LINUX_4.15 { 65 global: 66 __vdso_rt_sigreturn; 67 __vdso_gettimeofday; 68 __vdso_clock_gettime; 69 __vdso_clock_getres; 70 __vdso_getcpu; 71 __vdso_flush_icache; 72 local: *; 73 }; 74} 75