1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Author: Huacai Chen <chenhuacai@loongson.cn> 4 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 5 */ 6#include <asm/page.h> 7#include <generated/asm-offsets.h> 8 9OUTPUT_FORMAT("elf64-loongarch", "elf64-loongarch", "elf64-loongarch") 10 11OUTPUT_ARCH(loongarch) 12 13SECTIONS 14{ 15 PROVIDE(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE); 16#ifdef CONFIG_TIME_NS 17 PROVIDE(_timens_data = _vdso_data + PAGE_SIZE); 18#endif 19 PROVIDE(_loongarch_data = _vdso_data + 2 * PAGE_SIZE); 20 . = SIZEOF_HEADERS; 21 22 .hash : { *(.hash) } :text 23 .gnu.hash : { *(.gnu.hash) } 24 .dynsym : { *(.dynsym) } 25 .dynstr : { *(.dynstr) } 26 .gnu.version : { *(.gnu.version) } 27 .gnu.version_d : { *(.gnu.version_d) } 28 .gnu.version_r : { *(.gnu.version_r) } 29 30 .note : { *(.note.*) } :text :note 31 32 .text : { *(.text*) } :text 33 PROVIDE (__etext = .); 34 PROVIDE (_etext = .); 35 PROVIDE (etext = .); 36 37 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 38 .eh_frame : { KEEP (*(.eh_frame)) } :text 39 40 .dynamic : { *(.dynamic) } :text :dynamic 41 42 .rodata : { *(.rodata*) } :text 43 44 _end = .; 45 PROVIDE(end = .); 46 47 /DISCARD/ : { 48 *(.gnu.attributes) 49 *(.note.GNU-stack) 50 *(.data .data.* .gnu.linkonce.d.* .sdata*) 51 *(.bss .sbss .dynbss .dynsbss) 52 } 53} 54 55PHDRS 56{ 57 text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ 58 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 59 note PT_NOTE FLAGS(4); /* PF_R */ 60 eh_frame_hdr PT_GNU_EH_FRAME; 61} 62 63VERSION 64{ 65 LINUX_5.10 { 66 global: 67 __vdso_getcpu; 68 __vdso_clock_getres; 69 __vdso_clock_gettime; 70 __vdso_gettimeofday; 71 __vdso_getrandom; 72 __vdso_rt_sigreturn; 73 local: *; 74 }; 75} 76 77/* 78 * Make the sigreturn code visible to the kernel. 79 */ 80VDSO_sigreturn = __vdso_rt_sigreturn; 81