📄 arm.ld
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//=============================================================================
//
// MLT linker script for ARM
//
//=============================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// 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####
//=============================================================================
#include <pkgconf/system.h>
STARTUP(vectors.o)
ENTRY(reset_vector)
INPUT(extras.o)
#if (__GNUC__ >= 3)
GROUP(libtarget.a libgcc.a libsupc++.a)
#else
GROUP(libtarget.a libgcc.a)
#endif
#if defined(__ARMEB__)
OUTPUT_FORMAT(elf32-bigarm)
#endif
#if defined(CYG_HAL_STARTUP_ROM) \ && defined(CYGPKG_HAL_ARM_PID) \ && defined(__ARMEB__)
// Note: This is only needed when the PID board is used in BE mode without
// the proper ROM controller part.
//
// In big-endian mode, merge .RODATA sections into the .DATA section. This
// causes the data in these sections to be copied to RAM. When the CPU
// makes byte or halfword access to RAM, A0/A1 are modified correctly.
// This does not happen on ROM access (unless the proper ROM controller
// is used).
//
#define MERGE_IN_RODATA *(.rodata*)
#define CYGPRI_PID_BE_WORKAROUND
#else
// Keep RODATA in separate sections.
#define MERGE_IN_RODATA
#undef CYGPRI_PID_BE_WORKAROUND
#endif
#define ALIGN_LMA 4
#define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
#define LMA_EQ_VMA
#define FORCE_OUTPUT . = .
// Some versions of gcc define "arm" which causes problems with .note.arm.ident
#undef arm
#define SECTIONS_BEGIN \ /* Debug information */ \ .debug_aranges 0 : { *(.debug_aranges) } \ .debug_pubnames 0 : { *(.debug_pubnames) } \ .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) } \ .note.arm.ident 0 : { KEEP (*(.note.arm.ident)) }
#define SECTION_fixed_vectors(_region_, _vma_, _lma_) \ .fixed_vectors _vma_ : _lma_ \ { FORCE_OUTPUT; KEEP (*(.fixed_vectors)) } \ > _region_
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \ .rom_vectors _vma_ : _lma_ \ { __rom_vectors_vma = ABSOLUTE(.); \ FORCE_OUTPUT; KEEP (*(.vectors)) } \ > _region_ \ __rom_vectors_lma = LOADADDR(.rom_vectors);
#define SECTION_text(_region_, _vma_, _lma_) \ .text _vma_ : _lma_ \ { _stext = ABSOLUTE(.); \ PROVIDE (__stext = ABSOLUTE(.)); \ *(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) \ *(.glue_7) *(.glue_7t) \ } > _region_ \ _etext = .; PROVIDE (__etext = .);
#define SECTION_fini(_region_, _vma_, _lma_) \ .fini _vma_ : _lma_ \ { FORCE_OUTPUT; *(.fini) } \ > _region_
#if defined(CYGPRI_PID_BE_WORKAROUND)
#define SECTION_rodata(_region_, _vma_, _lma_)
#define SECTION_rodata1(_region_, _vma_, _lma_)
#else
#define SECTION_rodata(_region_, _vma_, _lma_) \ .rodata _vma_ : _lma_ \ { FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \ > _region_
#define SECTION_rodata1(_region_, _vma_, _lma_) \ .rodata1 _vma_ : _lma_ \ { FORCE_OUTPUT; *(.rodata1) } \ > _region_
#endif // CYGPRI_PID_BE_WORKAROUND
#define SECTION_fixup(_region_, _vma_, _lma_) \ .fixup _vma_ : _lma_ \ { FORCE_OUTPUT; *(.fixup) } \ > _region_
#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \ .gcc_except_table _vma_ : _lma_ \ { FORCE_OUTPUT; *(.gcc_except_table) } \ > _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_
#define SECTION_got(_region_, _vma_, _lma_) \ .got _vma_ : _lma_ \ { \ FORCE_OUTPUT; *(.got.plt) *(.got) \ _GOT1_START_ = ABSOLUTE (.); *(.got1) _GOT1_END_ = ABSOLUTE (.); \ _GOT2_START_ = ABSOLUTE (.); *(.got2) _GOT2_END_ = ABSOLUTE (.); \ } > _region_
#define SECTION_mmu_tables(_region_, _vma_, _lma_) \ .mmu_tables _vma_ : _lma_ \ { FORCE_OUTPUT; *(.mmu_tables) } \ > _region_
#define SECTION_sram(_region_, _vma_, _lma_) \ .sram _vma_ : _lma_ \ { FORCE_OUTPUT; *(.sram*) } \ > _region_
#define SECTION_data(_region_, _vma_, _lma_) \ .data _vma_ : _lma_ \ { __ram_data_start = ABSOLUTE (.); \ *(.data*) *(.data1) *(.gnu.linkonce.d.*) MERGE_IN_RODATA \ . = ALIGN (4); \ KEEP(*( SORT (.ecos.table.*))) ; \ . = ALIGN (4); \ __CTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.ctors*))) __CTOR_END__ = ABSOLUTE (.); \ __DTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.dtors*))) __DTOR_END__ = ABSOLUTE (.); \ *(.dynamic) *(.sdata*) *(.gnu.linkonce.s.*) \ . = ALIGN (4); *(.2ram.*) } \ > _region_ \ __rom_data_start = LOADADDR (.data); \ __ram_data_end = .; PROVIDE (__ram_data_end = .); _edata = .; PROVIDE (edata = .); \ PROVIDE (__rom_data_end = LOADADDR (.data) + SIZEOF(.data));
#define SECTION_bss(_region_, _vma_, _lma_) \ .bss _vma_ : _lma_ \ { __bss_start = ABSOLUTE (.); \ *(.scommon) *(.dynsbss) *(.sbss*) *(.gnu.linkonce.sb.*) \ *(.dynbss) *(.bss*) *(.gnu.linkonce.b.*) *(COMMON) \ __bss_end = ABSOLUTE (.); } \ > _region_
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .);
#include <pkgconf/hal_arm.h>
#include CYGHWR_MEMORY_LAYOUT_LDI
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