1 2/* 3 * This is the infamous ld script for the 32 bits vdso 4 * library 5 */ 6#include <asm/vdso.h> 7 8/* Default link addresses for the vDSOs */ 9OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc") 10OUTPUT_ARCH(powerpc:common) 11ENTRY(_start) 12 13SECTIONS 14{ 15 . = VDSO32_LBASE + SIZEOF_HEADERS; 16 .hash : { *(.hash) } :text 17 .gnu.hash : { *(.gnu.hash) } 18 .dynsym : { *(.dynsym) } 19 .dynstr : { *(.dynstr) } 20 .gnu.version : { *(.gnu.version) } 21 .gnu.version_d : { *(.gnu.version_d) } 22 .gnu.version_r : { *(.gnu.version_r) } 23 24 .note : { *(.note.*) } :text :note 25 26 . = ALIGN (16); 27 .text : 28 { 29 *(.text .stub .text.* .gnu.linkonce.t.*) 30 } 31 PROVIDE (__etext = .); 32 PROVIDE (_etext = .); 33 PROVIDE (etext = .); 34 35 . = ALIGN(8); 36 __ftr_fixup : { 37 *(__ftr_fixup) 38 } 39 40#ifdef CONFIG_PPC64 41 . = ALIGN(8); 42 __fw_ftr_fixup : { 43 *(__fw_ftr_fixup) 44 } 45#endif 46 47 /* Other stuff is appended to the text segment: */ 48 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 49 .rodata1 : { *(.rodata1) } 50 51 .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr 52 .eh_frame : { KEEP (*(.eh_frame)) } :text 53 .gcc_except_table : { *(.gcc_except_table) } 54 .fixup : { *(.fixup) } 55 56 .dynamic : { *(.dynamic) } :text :dynamic 57 .got : { *(.got) } 58 .plt : { *(.plt) } 59 60 _end = .; 61 __end = .; 62 PROVIDE (end = .); 63 64 65 /* Stabs debugging sections are here too 66 */ 67 .stab 0 : { *(.stab) } 68 .stabstr 0 : { *(.stabstr) } 69 .stab.excl 0 : { *(.stab.excl) } 70 .stab.exclstr 0 : { *(.stab.exclstr) } 71 .stab.index 0 : { *(.stab.index) } 72 .stab.indexstr 0 : { *(.stab.indexstr) } 73 .comment 0 : { *(.comment) } 74 .debug 0 : { *(.debug) } 75 .line 0 : { *(.line) } 76 77 .debug_srcinfo 0 : { *(.debug_srcinfo) } 78 .debug_sfnames 0 : { *(.debug_sfnames) } 79 80 .debug_aranges 0 : { *(.debug_aranges) } 81 .debug_pubnames 0 : { *(.debug_pubnames) } 82 83 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 84 .debug_abbrev 0 : { *(.debug_abbrev) } 85 .debug_line 0 : { *(.debug_line) } 86 .debug_frame 0 : { *(.debug_frame) } 87 .debug_str 0 : { *(.debug_str) } 88 .debug_loc 0 : { *(.debug_loc) } 89 .debug_macinfo 0 : { *(.debug_macinfo) } 90 91 .debug_weaknames 0 : { *(.debug_weaknames) } 92 .debug_funcnames 0 : { *(.debug_funcnames) } 93 .debug_typenames 0 : { *(.debug_typenames) } 94 .debug_varnames 0 : { *(.debug_varnames) } 95 96 /DISCARD/ : { *(.note.GNU-stack) } 97 /DISCARD/ : { *(.data .data.* .gnu.linkonce.d.* .sdata*) } 98 /DISCARD/ : { *(.bss .sbss .dynbss .dynsbss) } 99} 100 101 102PHDRS 103{ 104 text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ 105 note PT_NOTE FLAGS(4); /* PF_R */ 106 dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ 107 eh_frame_hdr 0x6474e550; /* PT_GNU_EH_FRAME, but ld doesn't match the name */ 108} 109 110 111/* 112 * This controls what symbols we export from the DSO. 113 */ 114VERSION 115{ 116 VDSO_VERSION_STRING { 117 global: 118 __kernel_datapage_offset; /* Has to be there for the kernel to find */ 119 __kernel_get_syscall_map; 120 __kernel_gettimeofday; 121 __kernel_clock_gettime; 122 __kernel_clock_getres; 123 __kernel_get_tbfreq; 124 __kernel_sync_dicache; 125 __kernel_sync_dicache_p5; 126 __kernel_sigtramp32; 127 __kernel_sigtramp_rt32; 128 local: *; 129 }; 130} 131