| 1 |
27 |
unneback |
//=============================================================================
|
| 2 |
|
|
//
|
| 3 |
|
|
// MLT linker script for ARM
|
| 4 |
|
|
//
|
| 5 |
|
|
//=============================================================================
|
| 6 |
|
|
//####ECOSGPLCOPYRIGHTBEGIN####
|
| 7 |
|
|
// -------------------------------------------
|
| 8 |
|
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
| 9 |
|
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
|
| 10 |
|
|
//
|
| 11 |
|
|
// eCos is free software; you can redistribute it and/or modify it under
|
| 12 |
|
|
// the terms of the GNU General Public License as published by the Free
|
| 13 |
|
|
// Software Foundation; either version 2 or (at your option) any later version.
|
| 14 |
|
|
//
|
| 15 |
|
|
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
|
| 16 |
|
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
| 17 |
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
| 18 |
|
|
// for more details.
|
| 19 |
|
|
//
|
| 20 |
|
|
// You should have received a copy of the GNU General Public License along
|
| 21 |
|
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
| 22 |
|
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
| 23 |
|
|
//
|
| 24 |
|
|
// As a special exception, if other files instantiate templates or use macros
|
| 25 |
|
|
// or inline functions from this file, or you compile this file and link it
|
| 26 |
|
|
// with other works to produce a work based on this file, this file does not
|
| 27 |
|
|
// by itself cause the resulting work to be covered by the GNU General Public
|
| 28 |
|
|
// License. However the source code for this file must still be made available
|
| 29 |
|
|
// in accordance with section (3) of the GNU General Public License.
|
| 30 |
|
|
//
|
| 31 |
|
|
// This exception does not invalidate any other reasons why a work based on
|
| 32 |
|
|
// this file might be covered by the GNU General Public License.
|
| 33 |
|
|
//
|
| 34 |
|
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
| 35 |
|
|
// at http://sources.redhat.com/ecos/ecos-license/
|
| 36 |
|
|
// -------------------------------------------
|
| 37 |
|
|
//####ECOSGPLCOPYRIGHTEND####
|
| 38 |
|
|
//=============================================================================
|
| 39 |
|
|
|
| 40 |
|
|
#include
|
| 41 |
|
|
|
| 42 |
|
|
STARTUP(vectors.o)
|
| 43 |
|
|
ENTRY(reset_vector)
|
| 44 |
|
|
INPUT(extras.o)
|
| 45 |
|
|
#if (__GNUC__ >= 3)
|
| 46 |
|
|
GROUP(libtarget.a libgcc.a libsupc++.a)
|
| 47 |
|
|
#else
|
| 48 |
|
|
GROUP(libtarget.a libgcc.a)
|
| 49 |
|
|
#endif
|
| 50 |
|
|
|
| 51 |
|
|
#if defined(__ARMEB__)
|
| 52 |
|
|
OUTPUT_FORMAT(elf32-bigarm)
|
| 53 |
|
|
#endif
|
| 54 |
|
|
|
| 55 |
|
|
#if defined(CYG_HAL_STARTUP_ROM) \
|
| 56 |
|
|
&& defined(CYGPKG_HAL_ARM_PID) \
|
| 57 |
|
|
&& defined(__ARMEB__)
|
| 58 |
|
|
// Note: This is only needed when the PID board is used in BE mode without
|
| 59 |
|
|
// the proper ROM controller part.
|
| 60 |
|
|
//
|
| 61 |
|
|
// In big-endian mode, merge .RODATA sections into the .DATA section. This
|
| 62 |
|
|
// causes the data in these sections to be copied to RAM. When the CPU
|
| 63 |
|
|
// makes byte or halfword access to RAM, A0/A1 are modified correctly.
|
| 64 |
|
|
// This does not happen on ROM access (unless the proper ROM controller
|
| 65 |
|
|
// is used).
|
| 66 |
|
|
//
|
| 67 |
|
|
#define MERGE_IN_RODATA *(.rodata*)
|
| 68 |
|
|
#define CYGPRI_PID_BE_WORKAROUND
|
| 69 |
|
|
#else
|
| 70 |
|
|
// Keep RODATA in separate sections.
|
| 71 |
|
|
#define MERGE_IN_RODATA
|
| 72 |
|
|
#undef CYGPRI_PID_BE_WORKAROUND
|
| 73 |
|
|
#endif
|
| 74 |
|
|
|
| 75 |
|
|
#define ALIGN_LMA 4
|
| 76 |
|
|
#define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
|
| 77 |
|
|
#define LMA_EQ_VMA
|
| 78 |
|
|
#define FORCE_OUTPUT . = .
|
| 79 |
|
|
|
| 80 |
|
|
// Some versions of gcc define "arm" which causes problems with .note.arm.ident
|
| 81 |
|
|
#undef arm
|
| 82 |
|
|
#define SECTIONS_BEGIN \
|
| 83 |
|
|
/* Debug information */ \
|
| 84 |
|
|
.debug_aranges 0 : { *(.debug_aranges) } \
|
| 85 |
|
|
.debug_pubnames 0 : { *(.debug_pubnames) } \
|
| 86 |
|
|
.debug_info 0 : { *(.debug_info) } \
|
| 87 |
|
|
.debug_abbrev 0 : { *(.debug_abbrev) } \
|
| 88 |
|
|
.debug_line 0 : { *(.debug_line) } \
|
| 89 |
|
|
.debug_frame 0 : { *(.debug_frame) } \
|
| 90 |
|
|
.debug_str 0 : { *(.debug_str) } \
|
| 91 |
|
|
.debug_loc 0 : { *(.debug_loc) } \
|
| 92 |
|
|
.debug_macinfo 0 : { *(.debug_macinfo) } \
|
| 93 |
|
|
.note.arm.ident 0 : { KEEP (*(.note.arm.ident)) }
|
| 94 |
|
|
|
| 95 |
|
|
#define SECTION_fixed_vectors(_region_, _vma_, _lma_) \
|
| 96 |
|
|
.fixed_vectors _vma_ : _lma_ \
|
| 97 |
|
|
{ FORCE_OUTPUT; KEEP (*(.fixed_vectors)) } \
|
| 98 |
|
|
> _region_
|
| 99 |
|
|
|
| 100 |
|
|
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
|
| 101 |
|
|
.rom_vectors _vma_ : _lma_ \
|
| 102 |
|
|
{ __rom_vectors_vma = ABSOLUTE(.); \
|
| 103 |
|
|
FORCE_OUTPUT; KEEP (*(.vectors)) } \
|
| 104 |
|
|
> _region_ \
|
| 105 |
|
|
__rom_vectors_lma = LOADADDR(.rom_vectors);
|
| 106 |
|
|
|
| 107 |
|
|
#define SECTION_text(_region_, _vma_, _lma_) \
|
| 108 |
|
|
.text _vma_ : _lma_ \
|
| 109 |
|
|
{ _stext = ABSOLUTE(.); \
|
| 110 |
|
|
PROVIDE (__stext = ABSOLUTE(.)); \
|
| 111 |
|
|
*(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) \
|
| 112 |
|
|
*(.glue_7) *(.glue_7t) \
|
| 113 |
|
|
} > _region_ \
|
| 114 |
|
|
_etext = .; PROVIDE (__etext = .);
|
| 115 |
|
|
|
| 116 |
|
|
#define SECTION_fini(_region_, _vma_, _lma_) \
|
| 117 |
|
|
.fini _vma_ : _lma_ \
|
| 118 |
|
|
{ FORCE_OUTPUT; *(.fini) } \
|
| 119 |
|
|
> _region_
|
| 120 |
|
|
|
| 121 |
|
|
#if defined(CYGPRI_PID_BE_WORKAROUND)
|
| 122 |
|
|
#define SECTION_rodata(_region_, _vma_, _lma_)
|
| 123 |
|
|
#define SECTION_rodata1(_region_, _vma_, _lma_)
|
| 124 |
|
|
#else
|
| 125 |
|
|
#define SECTION_rodata(_region_, _vma_, _lma_) \
|
| 126 |
|
|
.rodata _vma_ : _lma_ \
|
| 127 |
|
|
{ FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \
|
| 128 |
|
|
> _region_
|
| 129 |
|
|
|
| 130 |
|
|
#define SECTION_rodata1(_region_, _vma_, _lma_) \
|
| 131 |
|
|
.rodata1 _vma_ : _lma_ \
|
| 132 |
|
|
{ FORCE_OUTPUT; *(.rodata1) } \
|
| 133 |
|
|
> _region_
|
| 134 |
|
|
#endif // CYGPRI_PID_BE_WORKAROUND
|
| 135 |
|
|
|
| 136 |
|
|
#define SECTION_fixup(_region_, _vma_, _lma_) \
|
| 137 |
|
|
.fixup _vma_ : _lma_ \
|
| 138 |
|
|
{ FORCE_OUTPUT; *(.fixup) } \
|
| 139 |
|
|
> _region_
|
| 140 |
|
|
|
| 141 |
|
|
#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
|
| 142 |
|
|
.gcc_except_table _vma_ : _lma_ \
|
| 143 |
|
|
{ FORCE_OUTPUT; *(.gcc_except_table) } \
|
| 144 |
|
|
> _region_
|
| 145 |
|
|
|
| 146 |
|
|
#define SECTION_eh_frame(_region_, _vma_, _lma_) \
|
| 147 |
|
|
.eh_frame _vma_ : _lma_ \
|
| 148 |
|
|
{ \
|
| 149 |
|
|
FORCE_OUTPUT; __EH_FRAME_BEGIN__ = .; \
|
| 150 |
|
|
KEEP(*(.eh_frame)) \
|
| 151 |
|
|
__FRAME_END__ = .; \
|
| 152 |
|
|
. = . + 8; \
|
| 153 |
|
|
} > _region_ = 0
|
| 154 |
|
|
|
| 155 |
|
|
#define SECTION_RELOCS(_region_, _vma_, _lma_) \
|
| 156 |
|
|
.rel.text : \
|
| 157 |
|
|
{ \
|
| 158 |
|
|
*(.rel.text) \
|
| 159 |
|
|
*(.rel.text.*) \
|
| 160 |
|
|
*(.rel.gnu.linkonce.t*) \
|
| 161 |
|
|
} > _region_ \
|
| 162 |
|
|
.rela.text : \
|
| 163 |
|
|
{ \
|
| 164 |
|
|
*(.rela.text) \
|
| 165 |
|
|
*(.rela.text.*) \
|
| 166 |
|
|
*(.rela.gnu.linkonce.t*) \
|
| 167 |
|
|
} > _region_ \
|
| 168 |
|
|
.rel.data : \
|
| 169 |
|
|
{ \
|
| 170 |
|
|
*(.rel.data) \
|
| 171 |
|
|
*(.rel.data.*) \
|
| 172 |
|
|
*(.rel.gnu.linkonce.d*) \
|
| 173 |
|
|
} > _region_ \
|
| 174 |
|
|
.rela.data : \
|
| 175 |
|
|
{ \
|
| 176 |
|
|
*(.rela.data) \
|
| 177 |
|
|
*(.rela.data.*) \
|
| 178 |
|
|
*(.rela.gnu.linkonce.d*) \
|
| 179 |
|
|
} > _region_ \
|
| 180 |
|
|
.rel.rodata : \
|
| 181 |
|
|
{ \
|
| 182 |
|
|
*(.rel.rodata) \
|
| 183 |
|
|
*(.rel.rodata.*) \
|
| 184 |
|
|
*(.rel.gnu.linkonce.r*) \
|
| 185 |
|
|
} > _region_ \
|
| 186 |
|
|
.rela.rodata : \
|
| 187 |
|
|
{ \
|
| 188 |
|
|
*(.rela.rodata) \
|
| 189 |
|
|
*(.rela.rodata.*) \
|
| 190 |
|
|
*(.rela.gnu.linkonce.r*) \
|
| 191 |
|
|
} > _region_ \
|
| 192 |
|
|
.rel.got : { *(.rel.got) } > _region_ \
|
| 193 |
|
|
.rela.got : { *(.rela.got) } > _region_ \
|
| 194 |
|
|
.rel.ctors : { *(.rel.ctors) } > _region_ \
|
| 195 |
|
|
.rela.ctors : { *(.rela.ctors) } > _region_ \
|
| 196 |
|
|
.rel.dtors : { *(.rel.dtors) } > _region_ \
|
| 197 |
|
|
.rela.dtors : { *(.rela.dtors) } > _region_ \
|
| 198 |
|
|
.rel.init : { *(.rel.init) } > _region_ \
|
| 199 |
|
|
.rela.init : { *(.rela.init) } > _region_ \
|
| 200 |
|
|
.rel.fini : { *(.rel.fini) } > _region_ \
|
| 201 |
|
|
.rela.fini : { *(.rela.fini) } > _region_ \
|
| 202 |
|
|
.rel.bss : { *(.rel.bss) } > _region_ \
|
| 203 |
|
|
.rela.bss : { *(.rela.bss) } > _region_ \
|
| 204 |
|
|
.rel.plt : { *(.rel.plt) } > _region_ \
|
| 205 |
|
|
.rela.plt : { *(.rela.plt) } > _region_ \
|
| 206 |
|
|
.rel.dyn : { *(.rel.dyn) } > _region_
|
| 207 |
|
|
|
| 208 |
|
|
#define SECTION_got(_region_, _vma_, _lma_) \
|
| 209 |
|
|
.got _vma_ : _lma_ \
|
| 210 |
|
|
{ \
|
| 211 |
|
|
FORCE_OUTPUT; *(.got.plt) *(.got) \
|
| 212 |
|
|
_GOT1_START_ = ABSOLUTE (.); *(.got1) _GOT1_END_ = ABSOLUTE (.); \
|
| 213 |
|
|
_GOT2_START_ = ABSOLUTE (.); *(.got2) _GOT2_END_ = ABSOLUTE (.); \
|
| 214 |
|
|
} > _region_
|
| 215 |
|
|
|
| 216 |
|
|
#define SECTION_mmu_tables(_region_, _vma_, _lma_) \
|
| 217 |
|
|
.mmu_tables _vma_ : _lma_ \
|
| 218 |
|
|
{ FORCE_OUTPUT; *(.mmu_tables) } \
|
| 219 |
|
|
> _region_
|
| 220 |
|
|
|
| 221 |
|
|
#define SECTION_sram(_region_, _vma_, _lma_) \
|
| 222 |
|
|
.sram _vma_ : _lma_ \
|
| 223 |
|
|
{ FORCE_OUTPUT; *(.sram*) } \
|
| 224 |
|
|
> _region_
|
| 225 |
|
|
|
| 226 |
|
|
#define SECTION_data(_region_, _vma_, _lma_) \
|
| 227 |
|
|
.data _vma_ : _lma_ \
|
| 228 |
|
|
{ __ram_data_start = ABSOLUTE (.); \
|
| 229 |
|
|
*(.data*) *(.data1) *(.gnu.linkonce.d.*) MERGE_IN_RODATA \
|
| 230 |
|
|
. = ALIGN (4); \
|
| 231 |
|
|
KEEP(*( SORT (.ecos.table.*))) ; \
|
| 232 |
|
|
. = ALIGN (4); \
|
| 233 |
|
|
__CTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.ctors*))) __CTOR_END__ = ABSOLUTE (.); \
|
| 234 |
|
|
__DTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.dtors*))) __DTOR_END__ = ABSOLUTE (.); \
|
| 235 |
|
|
*(.dynamic) *(.sdata*) *(.gnu.linkonce.s.*) \
|
| 236 |
|
|
. = ALIGN (4); *(.2ram.*) } \
|
| 237 |
|
|
> _region_ \
|
| 238 |
|
|
__rom_data_start = LOADADDR (.data); \
|
| 239 |
|
|
__ram_data_end = .; PROVIDE (__ram_data_end = .); _edata = .; PROVIDE (edata = .); \
|
| 240 |
|
|
PROVIDE (__rom_data_end = LOADADDR (.data) + SIZEOF(.data));
|
| 241 |
|
|
|
| 242 |
|
|
#define SECTION_bss(_region_, _vma_, _lma_) \
|
| 243 |
|
|
.bss _vma_ : _lma_ \
|
| 244 |
|
|
{ __bss_start = ABSOLUTE (.); \
|
| 245 |
|
|
*(.scommon) *(.dynsbss) *(.sbss*) *(.gnu.linkonce.sb.*) \
|
| 246 |
|
|
*(.dynbss) *(.bss*) *(.gnu.linkonce.b.*) *(COMMON) \
|
| 247 |
|
|
__bss_end = ABSOLUTE (.); } \
|
| 248 |
|
|
> _region_
|
| 249 |
|
|
|
| 250 |
|
|
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .);
|
| 251 |
|
|
|
| 252 |
|
|
#include
|
| 253 |
|
|
#include CYGHWR_MEMORY_LAYOUT_LDI
|
