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142 lines
3.5 KiB
142 lines
3.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* This is the infamous ld script for the 64 bits vdso |
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* library |
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*/ |
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#include <asm/page.h> |
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#include <asm/vdso.h> |
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OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390") |
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OUTPUT_ARCH(s390:31-bit) |
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ENTRY(_start) |
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SECTIONS |
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{ |
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PROVIDE(_vdso_data = . - __VVAR_PAGES * PAGE_SIZE); |
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#ifdef CONFIG_TIME_NS |
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PROVIDE(_timens_data = _vdso_data + PAGE_SIZE); |
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#endif |
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. = VDSO_LBASE + SIZEOF_HEADERS; |
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.hash : { *(.hash) } :text |
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.gnu.hash : { *(.gnu.hash) } |
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.dynsym : { *(.dynsym) } |
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.dynstr : { *(.dynstr) } |
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.gnu.version : { *(.gnu.version) } |
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.gnu.version_d : { *(.gnu.version_d) } |
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.gnu.version_r : { *(.gnu.version_r) } |
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.note : { *(.note.*) } :text :note |
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. = ALIGN(16); |
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.text : { |
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*(.text .stub .text.* .gnu.linkonce.t.*) |
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} :text |
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PROVIDE(__etext = .); |
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PROVIDE(_etext = .); |
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PROVIDE(etext = .); |
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/* |
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* Other stuff is appended to the text segment: |
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*/ |
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.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } |
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.rodata1 : { *(.rodata1) } |
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.dynamic : { *(.dynamic) } :text :dynamic |
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.eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr |
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.eh_frame : { KEEP (*(.eh_frame)) } :text |
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.gcc_except_table : { *(.gcc_except_table .gcc_except_table.*) } |
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.rela.dyn ALIGN(8) : { *(.rela.dyn) } |
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.got ALIGN(8) : { *(.got .toc) } |
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.got.plt ALIGN(8) : { *(.got.plt) } |
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_end = .; |
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PROVIDE(end = .); |
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/* |
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* Stabs debugging sections are here too. |
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*/ |
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.stab 0 : { *(.stab) } |
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.stabstr 0 : { *(.stabstr) } |
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.stab.excl 0 : { *(.stab.excl) } |
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.stab.exclstr 0 : { *(.stab.exclstr) } |
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.stab.index 0 : { *(.stab.index) } |
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.stab.indexstr 0 : { *(.stab.indexstr) } |
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.comment 0 : { *(.comment) } |
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/* |
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* DWARF debug sections. |
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* Symbols in the DWARF debugging sections are relative to the |
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* beginning of the section so we begin them at 0. |
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*/ |
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/* DWARF 1 */ |
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.debug 0 : { *(.debug) } |
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.line 0 : { *(.line) } |
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/* GNU DWARF 1 extensions */ |
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.debug_srcinfo 0 : { *(.debug_srcinfo) } |
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.debug_sfnames 0 : { *(.debug_sfnames) } |
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/* DWARF 1.1 and DWARF 2 */ |
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.debug_aranges 0 : { *(.debug_aranges) } |
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.debug_pubnames 0 : { *(.debug_pubnames) } |
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/* DWARF 2 */ |
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
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.debug_abbrev 0 : { *(.debug_abbrev) } |
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.debug_line 0 : { *(.debug_line) } |
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.debug_frame 0 : { *(.debug_frame) } |
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.debug_str 0 : { *(.debug_str) } |
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.debug_loc 0 : { *(.debug_loc) } |
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.debug_macinfo 0 : { *(.debug_macinfo) } |
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/* SGI/MIPS DWARF 2 extensions */ |
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.debug_weaknames 0 : { *(.debug_weaknames) } |
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.debug_funcnames 0 : { *(.debug_funcnames) } |
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.debug_typenames 0 : { *(.debug_typenames) } |
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.debug_varnames 0 : { *(.debug_varnames) } |
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/* DWARF 3 */ |
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.debug_pubtypes 0 : { *(.debug_pubtypes) } |
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.debug_ranges 0 : { *(.debug_ranges) } |
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.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } |
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/DISCARD/ : { |
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*(.note.GNU-stack) |
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*(.branch_lt) |
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*(.data .data.* .gnu.linkonce.d.* .sdata*) |
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*(.bss .sbss .dynbss .dynsbss) |
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} |
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} |
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/* |
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* Very old versions of ld do not recognize this name token; use the constant. |
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*/ |
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#define PT_GNU_EH_FRAME 0x6474e550 |
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/* |
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* We must supply the ELF program headers explicitly to get just one |
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* PT_LOAD segment, and set the flags explicitly to make segments read-only. |
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*/ |
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PHDRS |
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{ |
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text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ |
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dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ |
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note PT_NOTE FLAGS(4); /* PF_R */ |
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eh_frame_hdr PT_GNU_EH_FRAME; |
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} |
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/* |
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* This controls what symbols we export from the DSO. |
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*/ |
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VERSION |
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{ |
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VDSO_VERSION_STRING { |
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global: |
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/* |
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* Has to be there for the kernel to find |
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*/ |
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__kernel_compat_restart_syscall; |
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__kernel_compat_rt_sigreturn; |
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__kernel_compat_sigreturn; |
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local: *; |
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}; |
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}
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