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#include <asm/vdso.h> 7#include <vdso/datapage.h> 8 9OUTPUT_ARCH(riscv) 10 11SECTIONS 12{ 13 VDSO_VVAR_SYMS 14 15 . = SIZEOF_HEADERS; 16 17 .hash : { *(.hash) } :text 18 .gnu.hash : { *(.gnu.hash) } 19 .dynsym : { *(.dynsym) } 20 .dynstr : { *(.dynstr) } 21 .gnu.version : { *(.gnu.version) } 22 .gnu.version_d : { *(.gnu.version_d) } 23 .gnu.version_r : { *(.gnu.version_r) } 24 25 .dynamic : { *(.dynamic) } :text :dynamic 26 27 .rodata : { 28 *(.rodata .rodata.* .gnu.linkonce.r.*) 29 *(.got.plt) *(.got) 30 *(.data .data.* .gnu.linkonce.d.*) 31 *(.dynbss) 32 *(.bss .bss.* .gnu.linkonce.b.*) 33 } 34 35 .note : { *(.note.*) } :text :note 36 37 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 38 .eh_frame : { KEEP (*(.eh_frame)) } :text 39 40 /* 41 * Text is well-separated from actual data: there's plenty of 42 * stuff that isn't used at runtime in between. 43 */ 44 . = ALIGN(16); 45 .text : { *(.text .text.*) } :text 46 47 . = ALIGN(4); 48 .alternative : { 49 *(.alternative) 50 } 51} 52 53/* 54 * We must supply the ELF program headers explicitly to get just one 55 * PT_LOAD segment, and set the flags explicitly to make segments read-only. 56 */ 57PHDRS 58{ 59 text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ 60 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 61 note PT_NOTE FLAGS(4); /* PF_R */ 62 eh_frame_hdr PT_GNU_EH_FRAME; 63} 64 65/* 66 * This controls what symbols we export from the DSO. 67 */ 68VERSION 69{ 70 LINUX_4.15 { 71 global: 72 __vdso_rt_sigreturn; 73#ifdef HAS_VGETTIMEOFDAY 74 __vdso_gettimeofday; 75 __vdso_clock_gettime; 76 __vdso_clock_getres; 77#endif 78 __vdso_getcpu; 79 __vdso_flush_icache; 80#ifndef COMPAT_VDSO 81 __vdso_riscv_hwprobe; 82#endif 83 local: *; 84 }; 85} 86