annotate packages/hal/arm/arch/current/src/arm.ld @ 1777:c16341b1bac6 default tip

* Added execute permissions to files missed in conversion from CVS
author alexs
date Mon, 12 Oct 2009 02:26:09 +0100
parents 2b873df9a058
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 //=============================================================================
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2 //
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3 // MLT linker script for ARM
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4 //
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5 //=============================================================================
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6 //####ECOSGPLCOPYRIGHTBEGIN####
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7 // -------------------------------------------
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8 // This file is part of eCos, the Embedded Configurable Operating System.
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9 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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10 //
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11 // eCos is free software; you can redistribute it and/or modify it under
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12 // the terms of the GNU General Public License as published by the Free
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13 // Software Foundation; either version 2 or (at your option) any later version.
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14 //
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15 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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16 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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17 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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18 // for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License along
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21 // with eCos; if not, write to the Free Software Foundation, Inc.,
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22 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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23 //
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24 // As a special exception, if other files instantiate templates or use macros
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25 // or inline functions from this file, or you compile this file and link it
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26 // with other works to produce a work based on this file, this file does not
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27 // by itself cause the resulting work to be covered by the GNU General Public
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28 // License. However the source code for this file must still be made available
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29 // in accordance with section (3) of the GNU General Public License.
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30 //
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31 // This exception does not invalidate any other reasons why a work based on
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32 // this file might be covered by the GNU General Public License.
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33 //
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34 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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35 // at http://sources.redhat.com/ecos/ecos-license/
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36 // -------------------------------------------
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37 //####ECOSGPLCOPYRIGHTEND####
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38 //=============================================================================
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39
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40 #include <pkgconf/system.h>
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41
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42 STARTUP(vectors.o)
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43 ENTRY(reset_vector)
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44 INPUT(extras.o)
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45 #if (__GNUC__ >= 3)
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46 GROUP(libtarget.a libgcc.a libsupc++.a)
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47 #else
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48 GROUP(libtarget.a libgcc.a)
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49 #endif
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50
50
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51 #if defined(__ARMEB__)
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52 OUTPUT_FORMAT(elf32-bigarm)
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53 #endif
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54
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55 #if defined(CYG_HAL_STARTUP_ROM) \
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56 && defined(CYGPKG_HAL_ARM_PID) \
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57 && defined(__ARMEB__)
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58 // Note: This is only needed when the PID board is used in BE mode without
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59 // the proper ROM controller part.
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60 //
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61 // In big-endian mode, merge .RODATA sections into the .DATA section. This
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62 // causes the data in these sections to be copied to RAM. When the CPU
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63 // makes byte or halfword access to RAM, A0/A1 are modified correctly.
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64 // This does not happen on ROM access (unless the proper ROM controller
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65 // is used).
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66 //
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67 #define MERGE_IN_RODATA *(.rodata*)
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68 #define CYGPRI_PID_BE_WORKAROUND
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69 #else
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70 // Keep RODATA in separate sections.
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71 #define MERGE_IN_RODATA
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72 #undef CYGPRI_PID_BE_WORKAROUND
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73 #endif
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74
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75 #define ALIGN_LMA 4
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76 #define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
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77 #define LMA_EQ_VMA
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78 #define FORCE_OUTPUT . = .
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79
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80 // Some versions of gcc define "arm" which causes problems with .note.arm.ident
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81 #undef arm
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82 #define SECTIONS_BEGIN \
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83 /* Debug information */ \
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84 .debug_aranges 0 : { *(.debug_aranges) } \
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85 .debug_pubnames 0 : { *(.debug_pubnames) } \
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86 .debug_info 0 : { *(.debug_info) } \
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87 .debug_abbrev 0 : { *(.debug_abbrev) } \
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88 .debug_line 0 : { *(.debug_line) } \
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89 .debug_frame 0 : { *(.debug_frame) } \
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90 .debug_str 0 : { *(.debug_str) } \
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91 .debug_loc 0 : { *(.debug_loc) } \
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92 .debug_macinfo 0 : { *(.debug_macinfo) } \
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93 .note.arm.ident 0 : { KEEP (*(.note.arm.ident)) }
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95 #define SECTION_fixed_vectors(_region_, _vma_, _lma_) \
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96 .fixed_vectors _vma_ : _lma_ \
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97 { FORCE_OUTPUT; KEEP (*(.fixed_vectors)) } \
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98 > _region_
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99
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100 #define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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101 .rom_vectors _vma_ : _lma_ \
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102 { __rom_vectors_vma = ABSOLUTE(.); \
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103 FORCE_OUTPUT; KEEP (*(.vectors)) } \
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104 > _region_ \
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105 __rom_vectors_lma = LOADADDR(.rom_vectors);
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106
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107 #define SECTION_text(_region_, _vma_, _lma_) \
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108 .text _vma_ : _lma_ \
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109 { _stext = ABSOLUTE(.); \
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110 PROVIDE (__stext = ABSOLUTE(.)); \
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111 *(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) \
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112 *(.glue_7) *(.glue_7t) \
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113 } > _region_ \
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114 _etext = .; PROVIDE (__etext = .);
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115
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116 #define SECTION_fini(_region_, _vma_, _lma_) \
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117 .fini _vma_ : _lma_ \
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118 { FORCE_OUTPUT; *(.fini) } \
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119 > _region_
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120
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121 #if defined(CYGPRI_PID_BE_WORKAROUND)
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122 #define SECTION_rodata(_region_, _vma_, _lma_)
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123 #define SECTION_rodata1(_region_, _vma_, _lma_)
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124 #else
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125 #define SECTION_rodata(_region_, _vma_, _lma_) \
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126 .rodata _vma_ : _lma_ \
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127 { FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \
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128 > _region_
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129
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130 #define SECTION_rodata1(_region_, _vma_, _lma_) \
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131 .rodata1 _vma_ : _lma_ \
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132 { FORCE_OUTPUT; *(.rodata1) } \
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133 > _region_
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134 #endif // CYGPRI_PID_BE_WORKAROUND
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135
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136 #define SECTION_fixup(_region_, _vma_, _lma_) \
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137 .fixup _vma_ : _lma_ \
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138 { FORCE_OUTPUT; *(.fixup) } \
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139 > _region_
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140
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141 #define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
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142 .gcc_except_table _vma_ : _lma_ \
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143 { FORCE_OUTPUT; *(.gcc_except_table) } \
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144 > _region_
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145
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146 #define SECTION_eh_frame(_region_, _vma_, _lma_) \
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147 .eh_frame _vma_ : _lma_ \
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148 { \
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149 FORCE_OUTPUT; __EH_FRAME_BEGIN__ = .; \
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150 KEEP(*(.eh_frame)) \
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151 __FRAME_END__ = .; \
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152 . = . + 8; \
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153 } > _region_ = 0
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154
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155 #define SECTION_RELOCS(_region_, _vma_, _lma_) \
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156 .rel.text : \
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157 { \
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158 *(.rel.text) \
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159 *(.rel.text.*) \
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160 *(.rel.gnu.linkonce.t*) \
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161 } > _region_ \
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162 .rela.text : \
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163 { \
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164 *(.rela.text) \
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165 *(.rela.text.*) \
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166 *(.rela.gnu.linkonce.t*) \
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167 } > _region_ \
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168 .rel.data : \
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169 { \
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170 *(.rel.data) \
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171 *(.rel.data.*) \
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172 *(.rel.gnu.linkonce.d*) \
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173 } > _region_ \
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174 .rela.data : \
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175 { \
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176 *(.rela.data) \
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177 *(.rela.data.*) \
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178 *(.rela.gnu.linkonce.d*) \
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179 } > _region_ \
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180 .rel.rodata : \
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181 { \
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182 *(.rel.rodata) \
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183 *(.rel.rodata.*) \
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184 *(.rel.gnu.linkonce.r*) \
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185 } > _region_ \
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186 .rela.rodata : \
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187 { \
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188 *(.rela.rodata) \
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189 *(.rela.rodata.*) \
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190 *(.rela.gnu.linkonce.r*) \
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191 } > _region_ \
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192 .rel.got : { *(.rel.got) } > _region_ \
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193 .rela.got : { *(.rela.got) } > _region_ \
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194 .rel.ctors : { *(.rel.ctors) } > _region_ \
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195 .rela.ctors : { *(.rela.ctors) } > _region_ \
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196 .rel.dtors : { *(.rel.dtors) } > _region_ \
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197 .rela.dtors : { *(.rela.dtors) } > _region_ \
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198 .rel.init : { *(.rel.init) } > _region_ \
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199 .rela.init : { *(.rela.init) } > _region_ \
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200 .rel.fini : { *(.rel.fini) } > _region_ \
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201 .rela.fini : { *(.rela.fini) } > _region_ \
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202 .rel.bss : { *(.rel.bss) } > _region_ \
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203 .rela.bss : { *(.rela.bss) } > _region_ \
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204 .rel.plt : { *(.rel.plt) } > _region_ \
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205 .rela.plt : { *(.rela.plt) } > _region_ \
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206 .rel.dyn : { *(.rel.dyn) } > _region_
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207
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208 #define SECTION_got(_region_, _vma_, _lma_) \
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209 .got _vma_ : _lma_ \
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210 { \
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211 FORCE_OUTPUT; *(.got.plt) *(.got) \
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212 _GOT1_START_ = ABSOLUTE (.); *(.got1) _GOT1_END_ = ABSOLUTE (.); \
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213 _GOT2_START_ = ABSOLUTE (.); *(.got2) _GOT2_END_ = ABSOLUTE (.); \
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214 } > _region_
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215
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216 #define SECTION_mmu_tables(_region_, _vma_, _lma_) \
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217 .mmu_tables _vma_ : _lma_ \
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218 { FORCE_OUTPUT; *(.mmu_tables) } \
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219 > _region_
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220
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221 #define SECTION_sram(_region_, _vma_, _lma_) \
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222 .sram _vma_ : _lma_ \
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223 { FORCE_OUTPUT; *(.sram*) } \
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224 > _region_
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225
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226 #define SECTION_data(_region_, _vma_, _lma_) \
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227 .data _vma_ : _lma_ \
208
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228 { __ram_data_start = ABSOLUTE (.); \
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229 *(.data*) *(.data1) *(.gnu.linkonce.d.*) MERGE_IN_RODATA \
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230 . = ALIGN (4); \
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231 KEEP(*( SORT (.ecos.table.*))) ; \
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232 . = ALIGN (4); \
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233 __CTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.ctors*))) __CTOR_END__ = ABSOLUTE (.); \
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234 __DTOR_LIST__ = ABSOLUTE (.); KEEP (*(SORT (.dtors*))) __DTOR_END__ = ABSOLUTE (.); \
208
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235 *(.dynamic) *(.sdata*) *(.gnu.linkonce.s.*) \
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236 . = ALIGN (4); *(.2ram.*) } \
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237 > _region_ \
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238 __rom_data_start = LOADADDR (.data); \
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239 __ram_data_end = .; PROVIDE (__ram_data_end = .); _edata = .; PROVIDE (edata = .); \
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240 PROVIDE (__rom_data_end = LOADADDR (.data) + SIZEOF(.data));
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241
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242 #define SECTION_bss(_region_, _vma_, _lma_) \
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243 .bss _vma_ : _lma_ \
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244 { __bss_start = ABSOLUTE (.); \
208
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245 *(.scommon) *(.dynsbss) *(.sbss*) *(.gnu.linkonce.sb.*) \
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246 *(.dynbss) *(.bss*) *(.gnu.linkonce.b.*) *(COMMON) \
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247 __bss_end = ABSOLUTE (.); } \
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248 > _region_
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249
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250 #define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .);
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251
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252 #include <pkgconf/hal_arm.h>
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253 #include CYGHWR_MEMORY_LAYOUT_LDI