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 8OUTPUT_ARCH(riscv) 9 10SECTIONS 11{ 12 PROVIDE(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE); 13 . = SIZEOF_HEADERS; 14 15 .hash : { *(.hash) } :text 16 .gnu.hash : { *(.gnu.hash) } 17 .dynsym : { *(.dynsym) } 18 .dynstr : { *(.dynstr) } 19 .gnu.version : { *(.gnu.version) } 20 .gnu.version_d : { *(.gnu.version_d) } 21 .gnu.version_r : { *(.gnu.version_r) } 22 23 .note : { *(.note.*) } :text :note 24 .dynamic : { *(.dynamic) } :text :dynamic 25 26 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 27 .eh_frame : { KEEP (*(.eh_frame)) } :text 28 29 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 30 31 /* 32 * This linker script is used both with -r and with -shared. 33 * For the layouts to match, we need to skip more than enough 34 * space for the dynamic symbol table, etc. If this amount is 35 * insufficient, ld -shared will error; simply increase it here. 36 */ 37 . = 0x800; 38 .text : { *(.text .text.*) } :text 39 40 .data : { 41 *(.got.plt) *(.got) 42 *(.data .data.* .gnu.linkonce.d.*) 43 *(.dynbss) 44 *(.bss .bss.* .gnu.linkonce.b.*) 45 } 46} 47 48/* 49 * We must supply the ELF program headers explicitly to get just one 50 * PT_LOAD segment, and set the flags explicitly to make segments read-only. 51 */ 52PHDRS 53{ 54 text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ 55 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 56 note PT_NOTE FLAGS(4); /* PF_R */ 57 eh_frame_hdr PT_GNU_EH_FRAME; 58} 59 60/* 61 * This controls what symbols we export from the DSO. 62 */ 63VERSION 64{ 65 LINUX_4.15 { 66 global: 67 __vdso_rt_sigreturn; 68 __vdso_gettimeofday; 69 __vdso_clock_gettime; 70 __vdso_clock_getres; 71 __vdso_getcpu; 72 __vdso_flush_icache; 73 local: *; 74 }; 75} 76