sys/i386/linux/linux_vdso.lds.s

   1 /*
   2  * Linker script for 32-bit vDSO.
   3  * Copied from Linux kernel arch/x86/vdso/vdso-layout.lds.S
   4  * and arch/x86/vdso/vdso32/vdso32.lds.S
   5  *
   6  * $FreeBSD$
   7  */
   8
   9 SECTIONS
  10 {
  11         . = . + SIZEOF_HEADERS;
  12
  13         .hash           : { *(.hash) }                  :text
  14         .gnu.hash       : { *(.gnu.hash) }
  15         .dynsym         : { *(.dynsym) }
  16         .dynstr         : { *(.dynstr) }
  17         .gnu.version    : { *(.gnu.version) }
  18         .gnu.version_d  : { *(.gnu.version_d) }
  19         .gnu.version_r  : { *(.gnu.version_r) }
  20
  21         .note           : { *(.note.*) }                :text   :note
  22
  23         .eh_frame_hdr   : { *(.eh_frame_hdr) }          :text   :eh_frame_hdr
  24         .eh_frame       : { KEEP (*(.eh_frame)) }       :text
  25
  26         .dynamic        : { *(.dynamic) }               :text   :dynamic
  27
  28         .rodata         : { *(.rodata*) }               :text
  29         .data           : {
  30               *(.data*)
  31               *(.sdata*)
  32               *(.got.plt) *(.got)
  33               *(.gnu.linkonce.d.*)
  34               *(.bss*)
  35               *(.dynbss*)
  36               *(.gnu.linkonce.b.*)
  37         }
  38
  39         .altinstructions        : { *(.altinstructions) }
  40         .altinstr_replacement   : { *(.altinstr_replacement) }
  41
  42         . = ALIGN(0x100);
  43         .text           : { *(.text*) }                 :text   =0x90909090
  44 }
  45
  46 PHDRS
  47 {
  48         text            PT_LOAD         FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
  49         dynamic         PT_DYNAMIC      FLAGS(4);               /* PF_R */
  50         note            PT_NOTE         FLAGS(4);               /* PF_R */
  51         eh_frame_hdr    PT_GNU_EH_FRAME;
  52 }
  53
  54 ENTRY(linux_vsyscall);
  55
  56 VERSION
  57 {
  58         LINUX_2.5 {
  59         global:
  60                 linux_vsyscall;
  61                 linux_sigcode;
  62                 linux_rt_sigcode;
  63         local: *;
  64         };
  65 }