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skrzyp |
//==========================================================================
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//
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// synth.ld
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//
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// Linker script for the synthetic target
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//
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//==========================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2005, 2009 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): jskov
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// Contributors:jskov, bartv
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// Date: 1999-01-18
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// Purpose: synthetic target linker script
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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STARTUP(vectors.o)
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ENTRY(_start)
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#ifdef EXTRAS
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INPUT(extras.o)
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#endif
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#if (__GNUC__ >= 3)
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GROUP(libtarget.a libgcc.a libsupc++.a libgcc_eh.a)
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#else
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GROUP(libtarget.a libgcc.a)
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#endif
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#define ALIGN_LMA 8
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#define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
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#define LMA_EQ_VMA
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#define FORCE_OUTPUT . = .
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#define SECTIONS_BEGIN
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#define SECTION_vectors(_region_, _vma_, _lma_) \
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.vectors _vma_ : _lma_ \
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{ FORCE_OUTPUT; KEEP(*(.vectors)) } \
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> _region_
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#define SECTION_text(_region_, _vma_, _lma_) \
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.text _vma_ : _lma_ \
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{ _stext = .; \
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*(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) \
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*(.note.gnu.build-id) \
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} \
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> _region_ \
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_etext = .; PROVIDE (etext = .);
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#define SECTION_fini(_region_, _vma_, _lma_) \
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.fini _vma_ : _lma_ \
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{ FORCE_OUTPUT; *(.fini) } \
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> _region_
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#define SECTION_rodata1(_region_, _vma_, _lma_) \
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.rodata1 _vma_ : _lma_ \
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{ FORCE_OUTPUT; *(.rodata1) } \
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> _region_
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#define SECTION_rodata(_region_, _vma_, _lma_) \
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.rodata _vma_ : _lma_ \
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{ FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \
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> _region_
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#define SECTION_fixup(_region_, _vma_, _lma_) \
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.fixup _vma_ : _lma_ \
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{ _FIXUP_START_ = ABSOLUTE(.); *(.fixup) _FIXUP_END_ = ABSOLUTE(.);} \
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> _region_
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#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
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.gcc_except_table _vma_ : _lma_ \
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{ _EXCEPT_START_ = ABSOLUTE(.); \
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*(.gcc_except_table) \
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*(.gcc_except_table.*) \
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_EXCEPT_END_ = ABSOLUTE(.);} \
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> _region_
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#define SECTION_eh_frame(_region_, _vma_, _lma_) \
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. = _vma_ ; \
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. = ALIGN(ALIGN_LMA) ; \
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.eh_frame_hdr . : _lma_ \
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{ \
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FORCE_OUTPUT; \
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*(.eh_frame_hdr) \
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} > _region_ = 0 \
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. = ALIGN(ALIGN_LMA) ; \
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.eh_frame . : FOLLOWING(.eh_frame_hdr) \
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{ \
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FORCE_OUTPUT; \
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__EH_FRAME_BEGIN__ = .; \
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KEEP(*(.eh_frame)) \
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KEEP(*(.eh_frame*)) \
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__EH_FRAME_END__ = .; \
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. = ALIGN(4) ; \
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. = . + 8; \
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} > _region_ = 0
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#define SECTION_RELOCS(_region_, _vma_, _lma_) \
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.rel.text : \
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{ \
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*(.rel.text) \
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*(.rel.text.*) \
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*(.rel.gnu.linkonce.t*) \
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} > _region_ \
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.rela.text : \
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{ \
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*(.rela.text) \
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*(.rela.text.*) \
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*(.rela.gnu.linkonce.t*) \
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} > _region_ \
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.rel.data : \
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{ \
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*(.rel.data) \
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*(.rel.data.*) \
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*(.rel.gnu.linkonce.d*) \
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} > _region_ \
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.rela.data : \
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{ \
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*(.rela.data) \
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*(.rela.data.*) \
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*(.rela.gnu.linkonce.d*) \
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} > _region_ \
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.rel.rodata : \
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{ \
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*(.rel.rodata) \
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*(.rel.rodata.*) \
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*(.rel.gnu.linkonce.r*) \
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} > _region_ \
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.rela.rodata : \
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{ \
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*(.rela.rodata) \
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*(.rela.rodata.*) \
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*(.rela.gnu.linkonce.r*) \
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} > _region_ \
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.rel.got : { *(.rel.got) } > _region_ \
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.rela.got : { *(.rela.got) } > _region_ \
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.rel.ctors : { *(.rel.ctors) } > _region_ \
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.rela.ctors : { *(.rela.ctors) } > _region_ \
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.rel.dtors : { *(.rel.dtors) } > _region_ \
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.rela.dtors : { *(.rela.dtors) } > _region_ \
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.rel.init : { *(.rel.init) } > _region_ \
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.rela.init : { *(.rela.init) } > _region_ \
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.rel.fini : { *(.rel.fini) } > _region_ \
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.rela.fini : { *(.rela.fini) } > _region_ \
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.rel.bss : { *(.rel.bss) } > _region_ \
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.rela.bss : { *(.rela.bss) } > _region_ \
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.rel.plt : { *(.rel.plt) } > _region_ \
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.rela.plt : { *(.rela.plt) } > _region_ \
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.rel.dyn : { *(.rel.dyn) } > _region_
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// Note: The __ in the name is an encoding of the .
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#define SECTION_rel__got(_region_, _vma_, _lma_) \
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.rel.got _vma_ : _lma_ \
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{ *(.rel.got) } \
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> _region_
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#define SECTION_data(_region_, _vma_, _lma_) \
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.data _vma_ : _lma_ \
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{ __ram_data_start = ABSOLUTE(.); *(.data*) *(.gnu.linkonce.d.*) \
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_GOT1_START_ = ABSOLUTE(.); *(.got1) _GOT1_END_ = ABSOLUTE(.); \
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/* Put .ctors and .dtors next to the .got2 section, so that */ \
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/* the pointers get relocated with -mrelocatable. */ \
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. = ALIGN(8); __CTOR_LIST__ = ABSOLUTE(.); \
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KEEP(*(SORT(.ctors*))) __CTOR_END__ = ABSOLUTE(.); \
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__DTOR_LIST__ = ABSOLUTE(.); \
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KEEP(*(SORT(.dtors*))) __DTOR_END__ = ABSOLUTE(.); \
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. = ALIGN(32); \
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KEEP(*( SORT (.ecos.table.*))); \
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_GOT2_START_ = ABSOLUTE(.); *(.got2) _GOT2_END_ = ABSOLUTE(.); \
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_GOT_START_ = ABSOLUTE(.); _GLOBAL_OFFSET_TABLE_ = ABSOLUTE(. + 32768); \
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_SDA_BASE_ = ABSOLUTE(.); *(.got.plt) *(.got) \
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_GOT_END_ = ABSOLUTE(.); *(.dynamic) \
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/* We want the small data sections together, so single-instruction */ \
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/* offsets can access them all, and initialized data all before */ \
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/* uninitialized, so we can shorten the on-disk segment size. */ \
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_SDATA_START_ = ABSOLUTE(.); *(.sdata*) *(.gnu.linkonce.s.*) } \
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> _region_ \
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__rom_data_start = LOADADDR(.data); \
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__ram_data_end = .; PROVIDE(__ram_data_end = .); \
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_edata = .; PROVIDE (edata = .);
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#define SECTION_sbss(_region_, _vma_, _lma_) \
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.sbss _vma_ : _lma_ \
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{ __bss_start = ABSOLUTE (.); \
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_SBSS_START_ = ABSOLUTE(.); *(.sbss*) *(.gnu.linkonce.sb.*) \
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_SBSS_END_ = ABSOLUTE(.); \
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*(.scommon*) } \
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> _region_
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#define SECTION_bss(_region_, _vma_, _lma_) \
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.bss _vma_ : _lma_ \
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{ FORCE_OUTPUT; *(.dynbss*) *(.bss*) *(COMMON) *(.gnu.linkonce.b.*) } \
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> _region_ \
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__bss_end = .;
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#define SECTIONS_HEAP(_region_, _start_, _end_) \
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.synth_heap _start_ : \
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{ FORCE_OUTPUT; . = _end_ - _start_ ; } \
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> _region_
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#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .);
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#include
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#include CYGHWR_MEMORY_LAYOUT_LDI
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