//========================================================================== // // synth.ld // // Linker script for the synthetic target // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 2005 Bart Veer // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later version. // // eCos is distributed in the hope that it will be useful, but WITHOUT ANY // WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License along // with eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jskov // Contributors:jskov, bartv // Date: 1999-01-18 // Purpose: synthetic target linker script // //####DESCRIPTIONEND#### // //========================================================================== STARTUP(vectors.o) ENTRY(_start) #ifdef EXTRAS INPUT(extras.o) #endif #if (__GNUC__ >= 3) GROUP(libtarget.a libgcc.a libsupc++.a libgcc_eh.a) #else GROUP(libtarget.a libgcc.a) #endif #define ALIGN_LMA 8 #define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1)) #define LMA_EQ_VMA #define FORCE_OUTPUT . = . #define SECTIONS_BEGIN #define SECTION_vectors(_region_, _vma_, _lma_) \ .vectors _vma_ : _lma_ \ { FORCE_OUTPUT; KEEP(*(.vectors)) } \ > _region_ #define SECTION_text(_region_, _vma_, _lma_) \ .text _vma_ : _lma_ \ { _stext = .; \ *(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) } \ > _region_ \ _etext = .; PROVIDE (etext = .); #define SECTION_fini(_region_, _vma_, _lma_) \ .fini _vma_ : _lma_ \ { FORCE_OUTPUT; *(.fini) } \ > _region_ #define SECTION_rodata1(_region_, _vma_, _lma_) \ .rodata1 _vma_ : _lma_ \ { FORCE_OUTPUT; *(.rodata1) } \ > _region_ #define SECTION_rodata(_region_, _vma_, _lma_) \ .rodata _vma_ : _lma_ \ { FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \ > _region_ #define SECTION_fixup(_region_, _vma_, _lma_) \ .fixup _vma_ : _lma_ \ { _FIXUP_START_ = ABSOLUTE(.); *(.fixup) _FIXUP_END_ = ABSOLUTE(.);} \ > _region_ #define SECTION_gcc_except_table(_region_, _vma_, _lma_) \ .gcc_except_table _vma_ : _lma_ \ { _EXCEPT_START_ = ABSOLUTE(.); *(.gcc_except_table) \ _EXCEPT_END_ = ABSOLUTE(.);} \ > _region_ #define SECTION_eh_frame(_region_, _vma_, _lma_) \ .eh_frame _vma_ : _lma_ \ { \ FORCE_OUTPUT; __EH_FRAME_BEGIN__ = .; \ KEEP(*(.eh_frame*)) \ __FRAME_END__ = .; \ . = . + 8; \ } > _region_ = 0 #define SECTION_RELOCS(_region_, _vma_, _lma_) \ .rel.text : \ { \ *(.rel.text) \ *(.rel.text.*) \ *(.rel.gnu.linkonce.t*) \ } > _region_ \ .rela.text : \ { \ *(.rela.text) \ *(.rela.text.*) \ *(.rela.gnu.linkonce.t*) \ } > _region_ \ .rel.data : \ { \ *(.rel.data) \ *(.rel.data.*) \ *(.rel.gnu.linkonce.d*) \ } > _region_ \ .rela.data : \ { \ *(.rela.data) \ *(.rela.data.*) \ *(.rela.gnu.linkonce.d*) \ } > _region_ \ .rel.rodata : \ { \ *(.rel.rodata) \ *(.rel.rodata.*) \ *(.rel.gnu.linkonce.r*) \ } > _region_ \ .rela.rodata : \ { \ *(.rela.rodata) \ *(.rela.rodata.*) \ *(.rela.gnu.linkonce.r*) \ } > _region_ \ .rel.got : { *(.rel.got) } > _region_ \ .rela.got : { *(.rela.got) } > _region_ \ .rel.ctors : { *(.rel.ctors) } > _region_ \ .rela.ctors : { *(.rela.ctors) } > _region_ \ .rel.dtors : { *(.rel.dtors) } > _region_ \ .rela.dtors : { *(.rela.dtors) } > _region_ \ .rel.init : { *(.rel.init) } > _region_ \ .rela.init : { *(.rela.init) } > _region_ \ .rel.fini : { *(.rel.fini) } > _region_ \ .rela.fini : { *(.rela.fini) } > _region_ \ .rel.bss : { *(.rel.bss) } > _region_ \ .rela.bss : { *(.rela.bss) } > _region_ \ .rel.plt : { *(.rel.plt) } > _region_ \ .rela.plt : { *(.rela.plt) } > _region_ \ .rel.dyn : { *(.rel.dyn) } > _region_ // Note: The __ in the name is an encoding of the . #define SECTION_rel__got(_region_, _vma_, _lma_) \ .rel.got _vma_ : _lma_ \ { *(.rel.got) } \ > _region_ #define SECTION_data(_region_, _vma_, _lma_) \ .data _vma_ : _lma_ \ { __ram_data_start = ABSOLUTE(.); *(.data*) *(.gnu.linkonce.d.*) \ _GOT1_START_ = ABSOLUTE(.); *(.got1) _GOT1_END_ = ABSOLUTE(.); \ /* Put .ctors and .dtors next to the .got2 section, so that */ \ /* the pointers get relocated with -mrelocatable. */ \ . = ALIGN(8); __CTOR_LIST__ = ABSOLUTE(.); \ KEEP(*(SORT(.ctors*))) __CTOR_END__ = ABSOLUTE(.); \ __DTOR_LIST__ = ABSOLUTE(.); \ KEEP(*(SORT(.dtors*))) __DTOR_END__ = ABSOLUTE(.); \ . = ALIGN(32); \ KEEP(*( SORT (.ecos.table.*))); \ _GOT2_START_ = ABSOLUTE(.); *(.got2) _GOT2_END_ = ABSOLUTE(.); \ _GOT_START_ = ABSOLUTE(.); _GLOBAL_OFFSET_TABLE_ = ABSOLUTE(. + 32768); \ _SDA_BASE_ = ABSOLUTE(.); *(.got.plt) *(.got) \ _GOT_END_ = ABSOLUTE(.); *(.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_START_ = ABSOLUTE(.); *(.sdata*) *(.gnu.linkonce.s.*) } \ > _region_ \ __rom_data_start = LOADADDR(.data); \ __ram_data_end = .; PROVIDE(__ram_data_end = .); \ _edata = .; PROVIDE (edata = .); #define SECTION_sbss(_region_, _vma_, _lma_) \ .sbss _vma_ : _lma_ \ { __bss_start = ABSOLUTE (.); \ _SBSS_START_ = ABSOLUTE(.); *(.sbss*) *(.gnu.linkonce.sb.*) \ _SBSS_END_ = ABSOLUTE(.); \ *(.scommon*) } \ > _region_ #define SECTION_bss(_region_, _vma_, _lma_) \ .bss _vma_ : _lma_ \ { FORCE_OUTPUT; *(.dynbss*) *(.bss*) *(COMMON) *(.gnu.linkonce.b.*) } \ > _region_ \ __bss_end = .; #define SECTIONS_HEAP(_region_, _start_, _end_) \ .synth_heap _start_ : \ { FORCE_OUTPUT; . = _end_ - _start_ ; } \ > _region_ #define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); #include #include CYGHWR_MEMORY_LAYOUT_LDI