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//===========================================================================
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//
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// MLT linker script for MIPS IDT32334
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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 Red Hat, 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 version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// 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 along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-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): tmichals
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// Contributors: tmichals
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// Date: 2002-09-20
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// Purpose: IDT3233x linker script
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// Description: Defines linker script
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// Usage:
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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#include
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OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips",
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"elf32-littlemips")
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/* The preprocessor defines mips, but we know we're mips :-) */
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#undef mips
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OUTPUT_ARCH(mips:isa32)
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STARTUP(vectors.o)
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ENTRY(reset_vector)
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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)
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#else
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GROUP(libtarget.a libgcc.a)
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#endif
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/* FIXME: The MLT should pass in the required alignment since it must be
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* the same as the VMA's alignment. As a result of this bug, all the MIPS32
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* ROM mlt files have alignment 8, when some should have alignment 4
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* (902557-CR)
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*/
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#define ALIGN_LMA 0x40
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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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#if defined(CYG_HAL_STARTUP_RAM)
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/* this version for RAM startup */
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#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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.rom_vectors _vma_ : _lma_ \
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{ KEEP (*(.utlb_vector)) \
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. = ALIGN(0x80); KEEP(*(.other_vector)) \
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/* debug and reset vector not used in RAM version */ \
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KEEP(*(.debug_vector)) \
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KEEP (*(.reset_vector)) } \
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> _region_
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#elif defined(CYG_HAL_STARTUP_ROM)
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/* this version for ROM startup */
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#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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.rom_vectors _vma_ : _lma_ \
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{ KEEP (*(.reset_vector)) \
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. = ALIGN(0x200); KEEP (*(.utlb_vector)) \
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. = . + 0x100; \
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. = ALIGN(0x80); KEEP(*(.other_vector)) \
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. = . + 0x80; \
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. = ALIGN(0x80); KEEP(*(.debug_vector)) } \
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> _region_
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#elif defined(CYG_HAL_STARTUP_ROMRAM)
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/* this version for ROMRAM startup. These are actually a */
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/* combination of the ROM and RAM vector locations since the code */
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/* starts off in ROM and transfers to RAM during startup. */
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#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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.rom_vectors _vma_ : _lma_ \
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{ KEEP (*(.reset_vector)) \
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. = ALIGN(0x100); . = . + 0x80; KEEP (*(.other_vector)) \
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. = . + 0x10; \
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. = ALIGN(0x10); KEEP(*(.utlb_vector)) \
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. = . + 0x10; \
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. = ALIGN(0x80); KEEP(*(.debug_vector)) \
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. = . + 0x100; . = ALIGN(0x600); } \
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> _region_ =0
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#endif /* ROM startup version of ROM/RAM vectors */
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#define SECTION_ROMISC(_region_, _vma_, _lma_) \
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.interp _vma_ : _lma_ { *(.interp) } > _region_ \
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.hash : FOLLOWING(.interp) { *(.hash) } > _region_ \
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.dynsym : FOLLOWING(.hash) { *(.dynsym) } > _region_ \
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.dynstr : FOLLOWING(.dynsym) { *(.dynstr) } > _region_ \
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.gnu.version : FOLLOWING(.dynstr) { *(.gnu.version) } > _region_ \
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.gnu.version_d : FOLLOWING(.gnu.version) { *(.gnu.version_d) } > _region_ \
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.gnu.version_r : FOLLOWING(.gnu.version_d) { *(.gnu.version_r) } > _region_ \
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.plt : FOLLOWING(.gnu.version_r) { *(.plt) } > _region_
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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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| 148 |
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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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| 166 |
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} > _region_ \
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.rela.rodata : \
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| 168 |
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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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| 184 |
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.rela.bss : { *(.rela.bss) } > _region_ \
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| 185 |
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.rel.plt : { *(.rel.plt) } > _region_ \
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| 186 |
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.rela.plt : { *(.rela.plt) } > _region_ \
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| 187 |
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.rel.dyn : { *(.rel.dyn) } > _region_
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| 188 |
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| 189 |
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#define SECTION_init(_region_, _vma_, _lma_) \
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| 190 |
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.init _vma_ : _lma_ \
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| 191 |
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{ \
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| 192 |
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FORCE_OUTPUT; KEEP (*(.init)) \
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| 193 |
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} > _region_ =0
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| 194 |
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| 195 |
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#define SECTION_text(_region_, _vma_, _lma_) \
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| 196 |
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.text _vma_ : _lma_ \
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| 197 |
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{ \
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| 198 |
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_stext = .; _ftext = . ; \
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| 199 |
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*(.text) \
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| 200 |
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*(.text.*) \
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| 201 |
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*(.stub) \
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| 202 |
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*(.gnu.warning) \
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| 203 |
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*(.gnu.linkonce.t*) \
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| 204 |
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*(.mips16.fn.*) *(.mips16.call.*) \
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| 205 |
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} > _region_ =0 \
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| 206 |
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_etext = .; PROVIDE (etext = .);
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| 207 |
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| 208 |
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#define SECTION_fini(_region_, _vma_, _lma_) \
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| 209 |
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.fini _vma_ : _lma_ \
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| 210 |
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{ \
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| 211 |
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FORCE_OUTPUT; KEEP (*(.fini)) \
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| 212 |
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} > _region_ =0
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| 213 |
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| 214 |
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#define SECTION_rodata(_region_, _vma_, _lma_) \
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| 215 |
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.rodata _vma_ : _lma_ \
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| 216 |
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{ \
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| 217 |
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FORCE_OUTPUT; *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) \
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| 218 |
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} > _region_
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| 219 |
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| 220 |
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#define SECTION_rodata1(_region_, _vma_, _lma_) \
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| 221 |
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.rodata1 _vma_ : _lma_ \
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| 222 |
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{ \
|
| 223 |
|
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FORCE_OUTPUT; *(.rodata1) *(.rodata1.*) \
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| 224 |
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} > _region_
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| 225 |
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| 226 |
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#define SECTION_vsr_table(_region_, _vma_, _lma_) \
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| 227 |
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.vsr_table _vma_ : _lma_ \
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| 228 |
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{ \
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| 229 |
|
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FORCE_OUTPUT; *(.vsr_table) \
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| 230 |
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} > _region_
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| 231 |
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| 232 |
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#define SECTION_data(_region_, _vma_, _lma_) \
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| 233 |
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.data _vma_ : _lma_ \
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| 234 |
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{ \
|
| 235 |
|
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__ram_data_start = ABSOLUTE (.); _fdata = . ; \
|
| 236 |
|
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*(.data) *(.data.*) *(.gnu.linkonce.d*) \
|
| 237 |
|
|
*( .2ram.*) \
|
| 238 |
|
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. = ALIGN (8); \
|
| 239 |
|
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SORT(CONSTRUCTORS) \
|
| 240 |
|
|
} > _region_ \
|
| 241 |
|
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__rom_data_start = LOADADDR(.data);
|
| 242 |
|
|
|
| 243 |
|
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#define SECTION_data1(_region_, _vma_, _lma_) \
|
| 244 |
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.data1 _vma_ : _lma_ \
|
| 245 |
|
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{ \
|
| 246 |
|
|
FORCE_OUTPUT; *(.data1) *(.data1.*) \
|
| 247 |
|
|
} > _region_
|
| 248 |
|
|
|
| 249 |
|
|
#define SECTION_eh_frame(_region_, _vma_, _lma_) \
|
| 250 |
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.eh_frame _vma_ : _lma_ \
|
| 251 |
|
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{ \
|
| 252 |
|
|
FORCE_OUTPUT; *(.eh_frame) \
|
| 253 |
|
|
} > _region_
|
| 254 |
|
|
|
| 255 |
|
|
#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
|
| 256 |
|
|
.gcc_except_table _vma_ : _lma_ \
|
| 257 |
|
|
{ \
|
| 258 |
|
|
FORCE_OUTPUT; *(.gcc_except_table) \
|
| 259 |
|
|
} > _region_
|
| 260 |
|
|
|
| 261 |
|
|
|
| 262 |
|
|
/* gcc uses crtbegin.o to find the start of
|
| 263 |
|
|
the constructors, so we make sure it is
|
| 264 |
|
|
first. Because this is a wildcard, it
|
| 265 |
|
|
doesn't matter if the user does not
|
| 266 |
|
|
actually link against crtbegin.o; the
|
| 267 |
|
|
linker won't look for a file to match a
|
| 268 |
|
|
wildcard. The wildcard also means that it
|
| 269 |
|
|
doesn't matter which directory crtbegin.o
|
| 270 |
|
|
is in. */
|
| 271 |
|
|
|
| 272 |
|
|
/* We don't want to include the .ctors section from
|
| 273 |
|
|
the crtend.o file until after the sorted ctors.
|
| 274 |
|
|
The .ctor section from the crtend file contains the
|
| 275 |
|
|
end of ctors marker and it must be last */
|
| 276 |
|
|
|
| 277 |
|
|
/* FIXME: We shouldn't need to define __CTOR_LIST__/__CTOR_END__
|
| 278 |
|
|
and __DTOR_LIST__/__DTOR_END__ except by the PROVIDE lines.
|
| 279 |
|
|
However this doesn't work for old (99r1-era) toolchains, so
|
| 280 |
|
|
leave it for now. */
|
| 281 |
|
|
|
| 282 |
|
|
#define SECTION_ctors(_region_, _vma_, _lma_) \
|
| 283 |
|
|
.ctors _vma_ : _lma_ \
|
| 284 |
|
|
{ \
|
| 285 |
|
|
FORCE_OUTPUT; \
|
| 286 |
|
|
KEEP (*crtbegin.o(.ctors)) \
|
| 287 |
|
|
__CTOR_LIST__ = .; \
|
| 288 |
|
|
PROVIDE (__CTOR_LIST__ = .); \
|
| 289 |
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) \
|
| 290 |
|
|
KEEP (*(SORT(.ctors.*))) \
|
| 291 |
|
|
KEEP (*(.ctors)) \
|
| 292 |
|
|
__CTOR_END__ = .; \
|
| 293 |
|
|
PROVIDE (__CTOR_END__ = .); \
|
| 294 |
|
|
} > _region_
|
| 295 |
|
|
|
| 296 |
|
|
#define SECTION_dtors(_region_, _vma_, _lma_) \
|
| 297 |
|
|
.dtors _vma_ : _lma_ \
|
| 298 |
|
|
{ \
|
| 299 |
|
|
FORCE_OUTPUT; \
|
| 300 |
|
|
KEEP (*crtbegin.o(.dtors)) \
|
| 301 |
|
|
__DTOR_LIST__ = .; \
|
| 302 |
|
|
PROVIDE (__DTOR_LIST__ = .); \
|
| 303 |
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) \
|
| 304 |
|
|
KEEP (*(SORT(.dtors.*))) \
|
| 305 |
|
|
KEEP (*(.dtors)) \
|
| 306 |
|
|
__DTOR_END__ = .; \
|
| 307 |
|
|
PROVIDE (__DTOR_END__ = .); \
|
| 308 |
|
|
} > _region_
|
| 309 |
|
|
|
| 310 |
|
|
#define SECTION_devtab(_region_, _vma_, _lma_) \
|
| 311 |
|
|
.devtab _vma_ : _lma_ \
|
| 312 |
|
|
{ \
|
| 313 |
|
|
FORCE_OUTPUT; \
|
| 314 |
|
|
KEEP(*( SORT (.ecos.table.*))) ; \
|
| 315 |
|
|
} > _region_
|
| 316 |
|
|
|
| 317 |
|
|
#define SECTION_got(_region_, _vma_, _lma_) \
|
| 318 |
|
|
_gp = ALIGN(16) + 0x7ff0; \
|
| 319 |
|
|
.got _vma_ : _lma_ \
|
| 320 |
|
|
{ \
|
| 321 |
|
|
FORCE_OUTPUT; *(.got.plt) *(.got) \
|
| 322 |
|
|
} > _region_
|
| 323 |
|
|
|
| 324 |
|
|
#define SECTION_dynamic(_region_, _vma_, _lma_) \
|
| 325 |
|
|
.dynamic _vma_ : _lma_ \
|
| 326 |
|
|
{ \
|
| 327 |
|
|
FORCE_OUTPUT; *(.dynamic) \
|
| 328 |
|
|
} > _region_
|
| 329 |
|
|
|
| 330 |
|
|
/* We want the small data sections together, so single-instruction offsets
|
| 331 |
|
|
can access them all, and initialized data all before uninitialized, so
|
| 332 |
|
|
we can shorten the on-disk segment size. */
|
| 333 |
|
|
|
| 334 |
|
|
#define SECTION_sdata(_region_, _vma_, _lma_) \
|
| 335 |
|
|
.sdata _vma_ : _lma_ \
|
| 336 |
|
|
{ \
|
| 337 |
|
|
FORCE_OUTPUT; *(.sdata) *(.sdata.*) *(.gnu.linkonce.s*) \
|
| 338 |
|
|
} > _region_
|
| 339 |
|
|
|
| 340 |
|
|
#define SECTION_lit8(_region_, _vma_, _lma_) \
|
| 341 |
|
|
.lit8 _vma_ : _lma_ \
|
| 342 |
|
|
{ \
|
| 343 |
|
|
FORCE_OUTPUT; *(.lit8) \
|
| 344 |
|
|
} > _region_
|
| 345 |
|
|
|
| 346 |
|
|
#define SECTION_lit4(_region_, _vma_, _lma_) \
|
| 347 |
|
|
.lit4 : FOLLOWING(.lit8) \
|
| 348 |
|
|
{ \
|
| 349 |
|
|
FORCE_OUTPUT; *(.lit4) \
|
| 350 |
|
|
} > _region_ \
|
| 351 |
|
|
__ram_data_end = .; _edata = . ; \
|
| 352 |
|
|
PROVIDE (edata = .);
|
| 353 |
|
|
|
| 354 |
|
|
#define SECTION_sbss(_region_, _vma_, _lma_) \
|
| 355 |
|
|
__bss_start = .; _fbss = .; \
|
| 356 |
|
|
.sbss _vma_ : _lma_ \
|
| 357 |
|
|
{ \
|
| 358 |
|
|
FORCE_OUTPUT; *(.dynsbss) *(.sbss) *(.sbss.*) *(.scommon) \
|
| 359 |
|
|
} > _region_
|
| 360 |
|
|
|
| 361 |
|
|
#define SECTION_bss(_region_, _vma_, _lma_) \
|
| 362 |
|
|
.bss _vma_ : _lma_ \
|
| 363 |
|
|
{ \
|
| 364 |
|
|
*(.dynbss) *(.bss) *(.bss.*) *(COMMON) \
|
| 365 |
|
|
} > _region_ \
|
| 366 |
|
|
__bss_end = .;
|
| 367 |
|
|
|
| 368 |
|
|
/* The /DISCARD/ section ensures that the output will not contain a
|
| 369 |
|
|
* .mdebug section as it confuses GDB. This is a workaround for CR 100804.
|
| 370 |
|
|
*/
|
| 371 |
|
|
|
| 372 |
|
|
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); \
|
| 373 |
|
|
/* Stabs debugging sections. */ \
|
| 374 |
|
|
.stab 0 : { *(.stab) } \
|
| 375 |
|
|
.stabstr 0 : { *(.stabstr) } \
|
| 376 |
|
|
.stab.excl 0 : { *(.stab.excl) } \
|
| 377 |
|
|
.stab.exclstr 0 : { *(.stab.exclstr) } \
|
| 378 |
|
|
.stab.index 0 : { *(.stab.index) } \
|
| 379 |
|
|
.stab.indexstr 0 : { *(.stab.indexstr) } \
|
| 380 |
|
|
.comment 0 : { *(.comment) } \
|
| 381 |
|
|
/* DWARF debug sections. \
|
| 382 |
|
|
Symbols in the DWARF debugging sections are relative to \
|
| 383 |
|
|
the beginning of the section so we begin them at 0. */ \
|
| 384 |
|
|
/* DWARF 1 */ \
|
| 385 |
|
|
.debug 0 : { *(.debug) } \
|
| 386 |
|
|
.line 0 : { *(.line) } \
|
| 387 |
|
|
/* GNU DWARF 1 extensions */ \
|
| 388 |
|
|
.debug_srcinfo 0 : { *(.debug_srcinfo) } \
|
| 389 |
|
|
.debug_sfnames 0 : { *(.debug_sfnames) } \
|
| 390 |
|
|
/* DWARF 1.1 and DWARF 2 */ \
|
| 391 |
|
|
.debug_aranges 0 : { *(.debug_aranges) } \
|
| 392 |
|
|
.debug_pubnames 0 : { *(.debug_pubnames) } \
|
| 393 |
|
|
/* DWARF 2 */ \
|
| 394 |
|
|
.debug_info 0 : { *(.debug_info) } \
|
| 395 |
|
|
.debug_abbrev 0 : { *(.debug_abbrev) } \
|
| 396 |
|
|
.debug_line 0 : { *(.debug_line) } \
|
| 397 |
|
|
.debug_frame 0 : { *(.debug_frame) } \
|
| 398 |
|
|
.debug_str 0 : { *(.debug_str) } \
|
| 399 |
|
|
.debug_loc 0 : { *(.debug_loc) } \
|
| 400 |
|
|
.debug_macinfo 0 : { *(.debug_macinfo) } \
|
| 401 |
|
|
/* SGI/MIPS DWARF 2 extensions */ \
|
| 402 |
|
|
.debug_weaknames 0 : { *(.debug_weaknames) } \
|
| 403 |
|
|
.debug_funcnames 0 : { *(.debug_funcnames) } \
|
| 404 |
|
|
.debug_typenames 0 : { *(.debug_typenames) } \
|
| 405 |
|
|
.debug_varnames 0 : { *(.debug_varnames) } \
|
| 406 |
|
|
/* These must appear regardless of . */ \
|
| 407 |
|
|
.gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } \
|
| 408 |
|
|
.gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } \
|
| 409 |
|
|
/DISCARD/ 0 : { *(.mdebug) }
|
| 410 |
|
|
|
| 411 |
|
|
#include CYGHWR_MEMORY_LAYOUT_LDI
|
| 412 |
|
|
|
| 413 |
|
|
hal_vsr_table = 0x80000300;
|
| 414 |
|
|
hal_virtual_vector_table = 0x80000400;
|
| 415 |
|
|
|
| 416 |
|
|
// EOF mips_idt32334.ld
|
