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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [mips/] [tx49/] [v2_0/] [src/] [mips_tx49.ld] - Rev 307
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//===========================================================================
//
// MLT linker script for MIPS TX49
//
//===========================================================================
//####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>
OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips",
"elf32-littlemips")
/* The preprocessor defines mips, but we know we're mips :-) */
#undef mips
OUTPUT_ARCH(mips:4900)
STARTUP(vectors.o)
ENTRY(reset_vector)
#if defined(EXTRAS) && defined(CYGPKG_IO)
INPUT(extras.o)
#endif
#if (__GNUC__ >= 3)
GROUP(libtarget.a libgcc.a libsupc++.a)
#else
GROUP(libtarget.a libgcc.a)
#endif
/* FIXME: The MLT should pass in the required alignment since it must be
* the same as the VMA's alignment. As a result of this bug, all the REF4955
* ROM mlt files have alignment 8, when some should have alignment 4
* (902557-CR)
*/
#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
#if defined(CYG_HAL_STARTUP_RAM)
/* this version for RAM startup */
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
.rom_vectors _vma_ : _lma_ \
{ KEEP (*(.utlb_vector)) \
. = ALIGN(0x80); KEEP(*(.other_vector)) \
/* debug and reset vector not used in RAM version */ \
KEEP(*(.debug_vector)) \
KEEP (*(.reset_vector)) } \
> _region_
#elif defined(CYG_HAL_STARTUP_ROM)
/* this version for ROM startup */
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
.rom_vectors _vma_ : _lma_ \
{ KEEP (*(.reset_vector)) \
. = ALIGN(0x100); KEEP (*(.utlb_vector)) \
. = ALIGN(0x80); KEEP(*(.other_vector)) \
. = ALIGN(0x100); KEEP(*(.debug_vector)) } \
> _region_
#endif /* ROM startup version of ROM vectors */
#define SECTION_ROMISC(_region_, _vma_, _lma_) \
.interp _vma_ : _lma_ { *(.interp) } > _region_ \
.hash : FOLLOWING(.interp) { *(.hash) } > _region_ \
.dynsym : FOLLOWING(.hash) { *(.dynsym) } > _region_ \
.dynstr : FOLLOWING(.dynsym) { *(.dynstr) } > _region_ \
.gnu.version : FOLLOWING(.dynstr) { *(.gnu.version) } > _region_ \
.gnu.version_d : FOLLOWING(.gnu.version) { *(.gnu.version_d) } > _region_ \
.gnu.version_r : FOLLOWING(.gnu.version_d) { *(.gnu.version_r) } > _region_ \
.plt : FOLLOWING(.gnu.version_r) { *(.plt) } > _region_
#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_init(_region_, _vma_, _lma_) \
.init _vma_ : _lma_ \
{ \
FORCE_OUTPUT; KEEP (*(.init)) \
} > _region_ =0
#define SECTION_text(_region_, _vma_, _lma_) \
.text _vma_ : _lma_ \
{ \
_stext = .; _ftext = . ; \
*(.text) \
*(.text.*) \
*(.stub) \
*(.gnu.warning) \
*(.gnu.linkonce.t*) \
*(.mips16.fn.*) *(.mips16.call.*) \
} > _region_ =0 \
_etext = .; PROVIDE (etext = .);
#define SECTION_fini(_region_, _vma_, _lma_) \
.fini _vma_ : _lma_ \
{ \
FORCE_OUTPUT; KEEP (*(.fini)) \
} > _region_ =0
#define SECTION_rodata(_region_, _vma_, _lma_) \
.rodata _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) \
} > _region_
#define SECTION_rodata1(_region_, _vma_, _lma_) \
.rodata1 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.rodata1) *(.rodata1.*) \
} > _region_
#define SECTION_vsr_table(_region_, _vma_, _lma_) \
.vsr_table _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.vsr_table) \
} > _region_
#define SECTION_data(_region_, _vma_, _lma_) \
.data _vma_ : _lma_ \
{ \
__ram_data_start = ABSOLUTE (.); _fdata = . ; \
*(.data) *(.data.*) *(.gnu.linkonce.d*) \
. = ALIGN (8); \
SORT(CONSTRUCTORS) \
} > _region_ \
__rom_data_start = LOADADDR(.data);
#define SECTION_data1(_region_, _vma_, _lma_) \
.data1 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.data1) *(.data1.*) \
} > _region_
#define SECTION_eh_frame(_region_, _vma_, _lma_) \
.eh_frame _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.eh_frame) \
} > _region_
#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
.gcc_except_table _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.gcc_except_table) \
} > _region_
/* FIXME: We shouldn't need to define __CTOR_LIST__/__CTOR_END__
and __DTOR_LIST__/__DTOR_END__ except by the PROVIDE lines.
However this doesn't work for old (99r1-era) toolchains, so
leave it for now. */
/* The KEEP(*_ctors.o(.ctors)) rule is included to prevent
constructors from libgcc.a from turning up in the image.
They are NULL anyway. */
#define SECTION_ctors(_region_, _vma_, _lma_) \
.ctors _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP (*crtbegin.o(.ctors)) \
KEEP (*_ctors.o(.ctors)) \
__CTOR_LIST__ = .; \
PROVIDE (__CTOR_LIST__ = .); \
KEEP (*(.ctors)); \
KEEP (*(SORT(.ctors.*))) \
__CTOR_END__ = .; \
PROVIDE (__CTOR_END__ = .); \
} > _region_
#define SECTION_dtors(_region_, _vma_, _lma_) \
.dtors _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP (*crtbegin.o(.dtors)) \
__DTOR_LIST__ = .; \
PROVIDE (__DTOR_LIST__ = .); \
KEEP (*(SORT(.dtors.*))) \
__DTOR_END__ = .; \
KEEP (*(.dtors)); \
PROVIDE (__DTOR_END__ = .); \
} > _region_
#define SECTION_devtab(_region_, _vma_, _lma_) \
.devtab _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP(*( SORT (.ecos.table.*))) ; \
} > _region_
#define SECTION_got(_region_, _vma_, _lma_) \
_gp = ALIGN(16) + 0x7ff0; \
.got _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.got.plt) *(.got) \
} > _region_
#define SECTION_dynamic(_region_, _vma_, _lma_) \
.dynamic _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.dynamic) \
} > _region_
/* 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. */
#define SECTION_sdata(_region_, _vma_, _lma_) \
.sdata _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.sdata) *(.sdata.*) *(.gnu.linkonce.s*) \
} > _region_
#define SECTION_lit8(_region_, _vma_, _lma_) \
.lit8 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.lit8) \
} > _region_
#define SECTION_lit4(_region_, _vma_, _lma_) \
.lit4 : FOLLOWING(.lit8) \
{ \
FORCE_OUTPUT; *(.lit4) \
} > _region_ \
__ram_data_end = .; _edata = . ; \
PROVIDE (edata = .);
#define SECTION_sbss(_region_, _vma_, _lma_) \
__bss_start = .; _fbss = .; \
.sbss _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.dynsbss) *(.sbss) *(.sbss.*) *(.scommon) \
} > _region_
#define SECTION_bss(_region_, _vma_, _lma_) \
.bss _vma_ : _lma_ \
{ \
*(.dynbss) *(.bss) *(.bss.*) *(COMMON) \
} > _region_ \
__bss_end = .;
/* The /DISCARD/ section ensures that the output will not contain a
* .mdebug section as it confuses GDB. This is a workaround for CR 100804.
*/
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); \
/* Stabs debugging sections. */ \
.stab 0 : { *(.stab) } \
.stabstr 0 : { *(.stabstr) } \
.stab.excl 0 : { *(.stab.excl) } \
.stab.exclstr 0 : { *(.stab.exclstr) } \
.stab.index 0 : { *(.stab.index) } \
.stab.indexstr 0 : { *(.stab.indexstr) } \
.comment 0 : { *(.comment) } \
/* 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 . */ \
.gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } \
.gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } \
/DISCARD/ 0 : { *(.mdebug) }
#include CYGHWR_MEMORY_LAYOUT_LDI
// 0-0x200 reserved for vectors
hal_vsr_table = 0x80000200;
hal_virtual_vector_table = 0x80000300;
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