freebsd-skq/sys/conf/ldscript.powerpc
marcel bcd067ff4f Avoid hardcoding the kernel link address in the linker script.
Use KERNBASE instead. While here, move the text sections
forward to the beginning of the text segment.
2008-02-27 00:03:23 +00:00

145 lines
4.4 KiB
Plaintext

/* $FreeBSD$ */
OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
OUTPUT_ARCH(powerpc)
ENTRY(__start)
SEARCH_DIR(/usr/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
PROVIDE (__stack = 0);
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = kernbase + SIZEOF_HEADERS;
.text :
{
*(.text)
*(.stub)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t*)
} =0
_etext = .;
PROVIDE (etext = .);
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.gnu.version : { *(.gnu.version) }
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }
.rela.text :
{ *(.rela.text) *(.rela.gnu.linkonce.t*) }
.rela.data :
{ *(.rela.data) *(.rela.gnu.linkonce.d*) }
.rela.rodata :
{ *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
.rela.got : { *(.rela.got) }
.rela.got1 : { *(.rela.got1) }
.rela.got2 : { *(.rela.got2) }
.rela.ctors : { *(.rela.ctors) }
.rela.dtors : { *(.rela.dtors) }
.rela.init : { *(.rela.init) }
.rela.fini : { *(.rela.fini) }
.rela.bss : { *(.rela.bss) }
.rela.plt : { *(.rela.plt) }
.rela.sdata : { *(.rela.sdata) }
.rela.sbss : { *(.rela.sbss) }
.rela.sdata2 : { *(.rela.sdata2) }
.rela.sbss2 : { *(.rela.sbss2) }
.init : { *(.init) } =0
.fini : { *(.fini) } =0
.rodata : { *(.rodata) *(.gnu.linkonce.r*) }
.rodata1 : { *(.rodata1) }
.sdata2 : { *(.sdata2) }
.sbss2 : { *(.sbss2) }
/* Adjust the address for the data segment to the next page up. */
. = ((. + 0x1000) & ~(0x1000 - 1));
.data :
{
*(.data)
*(.gnu.linkonce.d*)
CONSTRUCTORS
}
.data1 : { *(.data1) }
.got1 : { *(.got1) }
.dynamic : { *(.dynamic) }
/* Put .ctors and .dtors next to the .got2 section, so that the pointers
get relocated with -mrelocatable. Also put in the .fixup pointers.
The current compiler no longer needs this, but keep it around for 2.7.2 */
PROVIDE (_GOT2_START_ = .);
.got2 : { *(.got2) }
PROVIDE (__CTOR_LIST__ = .);
.ctors : { *(.ctors) }
PROVIDE (__CTOR_END__ = .);
PROVIDE (__DTOR_LIST__ = .);
.dtors : { *(.dtors) }
PROVIDE (__DTOR_END__ = .);
PROVIDE (_FIXUP_START_ = .);
.fixup : { *(.fixup) }
PROVIDE (_FIXUP_END_ = .);
PROVIDE (_GOT2_END_ = .);
PROVIDE (_GOT_START_ = .);
.got : { *(.got) }
.got.plt : { *(.got.plt) }
PROVIDE (_GOT_END_ = .);
/* 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 = .);
.sbss :
{
PROVIDE (__sbss_start = .);
*(.sbss)
*(.scommon)
*(.dynsbss)
PROVIDE (__sbss_end = .);
}
.plt : { *(.plt) }
.bss :
{
PROVIDE (__bss_start = .);
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
/* 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) }
/* These must appear regardless of . */
}