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mirror of https://git.FreeBSD.org/src.git synced 2024-12-04 09:09:56 +00:00
freebsd/sys/conf/ldscript.arm
Warner Losh 23dff4fdba kernel: Sync ldscript files wrt gnu.attributes and .note.GNU-stack
Bring the keeping of .gnu.attributes to all architectures. Also discard
.note.GNU-stack on all archtiectures. Plus delete obsolete comment that
was removed from i386 in 2010.

Sponsored by:		Netflix
Reviewed by:		kib
Differential Revision:	https://reviews.freebsd.org/D44069
2024-02-29 09:30:37 -07:00

160 lines
4.7 KiB
Plaintext

OUTPUT_ARCH(arm)
ENTRY(_start)
SEARCH_DIR(/usr/lib);
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = text_start; /* This is set using --defsym= on the command line. */
.text :
{
*(.text)
*(.stub)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t*)
} =0x9090
_etext = .;
PROVIDE (etext = .);
.fini : { *(.fini) } =0x9090
.rodata : { *(.rodata) *(.gnu.linkonce.r*) }
.rodata1 : { *(.rodata1) }
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.gnu.version : { *(.gnu.version) }
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }
.note.gnu.build-id : {
PROVIDE (__build_id_start = .);
*(.note.gnu.build-id)
PROVIDE (__build_id_end = .);
}
.rel.text :
{ *(.rel.text) *(.rel.gnu.linkonce.t*) }
.rela.text :
{ *(.rela.text) *(.rela.gnu.linkonce.t*) }
.rel.data :
{ *(.rel.data) *(.rel.gnu.linkonce.d*) }
.rela.data :
{ *(.rela.data) *(.rela.gnu.linkonce.d*) }
.rel.rodata :
{ *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
.rela.rodata :
{ *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.init : { *(.rel.init) }
.rela.init : { *(.rela.init) }
.rel.fini : { *(.rel.fini) }
.rela.fini : { *(.rela.fini) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) } =0x9090
.plt : { *(.plt) }
. = ALIGN(4);
_extab_start = .;
PROVIDE(extab_start = .);
.ARM.extab : { *(.ARM.extab) }
_extab.end = .;
PROVIDE(extab_end = .);
_exidx_start = .;
PROVIDE(exidx_start = .);
.ARM.exidx : { *(.ARM.exidx) }
_exidx_end = .;
PROVIDE(exidx_end = .);
/* Adjust the address for the data segment. We want to adjust up to
the same address within the page on the next page up. */
. = ALIGN(0x1000) + (. & (0x1000 - 1)) ;
.data :
{
*(.data)
*(.gnu.linkonce.d*)
}
.data1 : { *(.data1) }
. = ALIGN(32 / 8);
_start_ctors = .;
PROVIDE (start_ctors = .);
.ctors :
{
*(.ctors)
}
_stop_ctors = .;
PROVIDE (stop_ctors = .);
.dtors :
{
*(.dtors)
}
.got : { *(.got.plt) *(.got) }
.dynamic : { *(.dynamic) }
/* We want the small data sections together, so single-instruction offsets
can access them all, and initialized data all before uninitialized, so
we can shorten the on-disk segment size. */
.sdata : { *(.sdata) }
_edata = .;
PROVIDE (edata = .);
__bss_start = .;
.sbss : { *(.sbss) *(.scommon) }
.bss :
{
*(.dynbss)
*(.bss)
*(COMMON)
. = ALIGN(32 / 8);
_ebss = .;
/* A section for the initial page table, it doesn't need to be in the
kernel file, however unlike normal .bss entries should not be zeroed
out as we use it before the .bss section is cleared. */
*(.init_pagetable)
}
. = ALIGN(32 / 8);
_end = . ;
PROVIDE (end = .);
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
/* DWARF debug sections.
Symbols in the DWARF debugging sections are relative to the beginning
of the section so we begin them at 0. */
/* DWARF 1 */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2 */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
.debug_info 0 : { *(.debug_info) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
/* SGI/MIPS DWARF 2 extensions */
.debug_weaknames 0 : { *(.debug_weaknames) }
.debug_funcnames 0 : { *(.debug_funcnames) }
.debug_typenames 0 : { *(.debug_typenames) }
.debug_varnames 0 : { *(.debug_varnames) }
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
/DISCARD/ : { *(.note.GNU-stack) }
}