1b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky/* 2b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * This is the infamous ld script for the 32 bits vdso 3b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * library 4b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 5b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky#include <asm/vdso.h> 6b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 7b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskyOUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390") 8b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskyOUTPUT_ARCH(s390:31-bit) 9b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskyENTRY(_start) 10b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 11b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskySECTIONS 12b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky{ 13b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky . = VDSO32_LBASE + SIZEOF_HEADERS; 14b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 15b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .hash : { *(.hash) } :text 16b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gnu.hash : { *(.gnu.hash) } 17b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .dynsym : { *(.dynsym) } 18b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .dynstr : { *(.dynstr) } 19b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gnu.version : { *(.gnu.version) } 20b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gnu.version_d : { *(.gnu.version_d) } 21b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gnu.version_r : { *(.gnu.version_r) } 22b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 23b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .note : { *(.note.*) } :text :note 24b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 25b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky . = ALIGN(16); 26b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .text : { 27b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky *(.text .stub .text.* .gnu.linkonce.t.*) 28b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky } :text 29b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky PROVIDE(__etext = .); 30b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky PROVIDE(_etext = .); 31b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky PROVIDE(etext = .); 32b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 33b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* 34b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * Other stuff is appended to the text segment: 35b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 36b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 37b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .rodata1 : { *(.rodata1) } 38b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 39b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .dynamic : { *(.dynamic) } :text :dynamic 40b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 41b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 42b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .eh_frame : { KEEP (*(.eh_frame)) } :text 43b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gcc_except_table : { *(.gcc_except_table .gcc_except_table.*) } 44b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 45b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .rela.dyn ALIGN(8) : { *(.rela.dyn) } 46b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .got ALIGN(8) : { *(.got .toc) } 47b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 48b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky _end = .; 49b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky PROVIDE(end = .); 50b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 51b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* 52b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * Stabs debugging sections are here too. 53b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 54b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stab 0 : { *(.stab) } 55b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stabstr 0 : { *(.stabstr) } 56b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stab.excl 0 : { *(.stab.excl) } 57b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stab.exclstr 0 : { *(.stab.exclstr) } 58b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stab.index 0 : { *(.stab.index) } 59b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .stab.indexstr 0 : { *(.stab.indexstr) } 60b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .comment 0 : { *(.comment) } 61b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 62b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* 63b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * DWARF debug sections. 64b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * Symbols in the DWARF debugging sections are relative to the 65b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * beginning of the section so we begin them at 0. 66b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 67b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* DWARF 1 */ 68b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug 0 : { *(.debug) } 69b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .line 0 : { *(.line) } 70b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* GNU DWARF 1 extensions */ 71b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_srcinfo 0 : { *(.debug_srcinfo) } 72b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_sfnames 0 : { *(.debug_sfnames) } 73b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* DWARF 1.1 and DWARF 2 */ 74b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_aranges 0 : { *(.debug_aranges) } 75b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_pubnames 0 : { *(.debug_pubnames) } 76b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* DWARF 2 */ 77b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 78b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_abbrev 0 : { *(.debug_abbrev) } 79b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_line 0 : { *(.debug_line) } 80b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_frame 0 : { *(.debug_frame) } 81b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_str 0 : { *(.debug_str) } 82b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_loc 0 : { *(.debug_loc) } 83b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_macinfo 0 : { *(.debug_macinfo) } 84b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* SGI/MIPS DWARF 2 extensions */ 85b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_weaknames 0 : { *(.debug_weaknames) } 86b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_funcnames 0 : { *(.debug_funcnames) } 87b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_typenames 0 : { *(.debug_typenames) } 88b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_varnames 0 : { *(.debug_varnames) } 89b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* DWARF 3 */ 90b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_pubtypes 0 : { *(.debug_pubtypes) } 91b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .debug_ranges 0 : { *(.debug_ranges) } 92b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 93b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 94b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky . = ALIGN(4096); 95b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky PROVIDE(_vdso_data = .); 96b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 97b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /DISCARD/ : { 98b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky *(.note.GNU-stack) 99b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky *(.branch_lt) 100b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky *(.data .data.* .gnu.linkonce.d.* .sdata*) 101b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky *(.bss .sbss .dynbss .dynsbss) 102b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky } 103b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky} 104b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 105b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky/* 106b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * Very old versions of ld do not recognize this name token; use the constant. 107b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 108b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky#define PT_GNU_EH_FRAME 0x6474e550 109b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 110b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky/* 111b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * We must supply the ELF program headers explicitly to get just one 112b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * PT_LOAD segment, and set the flags explicitly to make segments read-only. 113b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 114b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskyPHDRS 115b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky{ 116b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ 117b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 118b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky note PT_NOTE FLAGS(4); /* PF_R */ 119b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky eh_frame_hdr PT_GNU_EH_FRAME; 120b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky} 121b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 122b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky/* 123b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * This controls what symbols we export from the DSO. 124b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 125b020632e40c3ed5e8c0c066d022672907e8401cfMartin SchwidefskyVERSION 126b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky{ 127b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky VDSO_VERSION_STRING { 128b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky global: 129b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky /* 130b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky * Has to be there for the kernel to find 131b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky */ 132b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky __kernel_gettimeofday; 133b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky __kernel_clock_gettime; 134b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky __kernel_clock_getres; 135b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky 136b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky local: *; 137b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky }; 138b020632e40c3ed5e8c0c066d022672907e8401cfMartin Schwidefsky} 139