1 | /* linkcmds |
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2 | * |
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3 | * $Id$ |
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4 | */ |
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5 | |
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6 | OUTPUT_ARCH(sparc) |
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7 | __DYNAMIC = 0; |
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8 | |
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9 | /* |
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10 | * The memory map looks like this: |
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11 | * +--------------------+ <- low memory |
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12 | * | .text | |
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13 | * | etext | |
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14 | * | ctor list | the ctor and dtor lists are for |
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15 | * | dtor list | C++ support |
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16 | * | _endtext | |
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17 | * +--------------------+ |
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18 | * | .data | initialized data goes here |
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19 | * | _sdata | |
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20 | * | _edata | |
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21 | * +--------------------+ |
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22 | * | .bss | |
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23 | * | __bss_start | start of bss, cleared by crt0 |
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24 | * | _end | start of heap, used by sbrk() |
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25 | * +--------------------+ |
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26 | * | heap space | |
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27 | * | _ENDHEAP | |
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28 | * | stack space | |
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29 | * | __stack | top of stack |
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30 | * +--------------------+ <- high memory |
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31 | */ |
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32 | |
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33 | _RAM_END = _RAM_START + _RAM_SIZE; |
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34 | |
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35 | _PROM_END = _PROM_START + _PROM_SIZE; |
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36 | |
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37 | /* |
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38 | * Alternate names without leading _. |
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39 | */ |
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40 | |
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41 | PROM_START = _PROM_START; |
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42 | PROM_SIZE = _PROM_SIZE; |
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43 | PROM_END = _PROM_END; |
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44 | |
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45 | RAM_START = _RAM_START; |
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46 | RAM_SIZE = _RAM_SIZE; |
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47 | RAM_END = _RAM_END; |
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48 | |
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49 | /* |
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50 | * SPARC monitor assumes this is present to provide proper RTEMS awareness. |
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51 | */ |
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52 | EXTERN(rtems_get_version_string); |
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53 | |
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54 | /* |
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55 | * stick everything in ram (of course) |
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56 | */ |
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57 | SECTIONS |
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58 | { |
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59 | .text : |
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60 | { |
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61 | CREATE_OBJECT_SYMBOLS |
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62 | text_start = .; |
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63 | _text_start = .; |
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64 | *(.text*) |
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65 | . = ALIGN (16); |
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66 | |
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67 | /* |
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68 | * Special FreeBSD sysctl sections. |
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69 | */ |
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70 | . = ALIGN (16); |
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71 | __start_set_sysctl_set = .; |
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72 | *(set_sysctl_*); |
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73 | __stop_set_sysctl_set = ABSOLUTE(.); |
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74 | *(set_domain_*); |
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75 | *(set_pseudo_*); |
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76 | |
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77 | *(.eh_frame) |
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78 | . = ALIGN (16); |
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79 | |
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80 | *(.gnu.linkonce.t*) |
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81 | |
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82 | /* |
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83 | * C++ constructors |
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84 | */ |
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85 | /* gcc uses crtbegin.o to find the start of |
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86 | the constructors, so we make sure it is |
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87 | first. Because this is a wildcard, it |
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88 | doesn't matter if the user does not |
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89 | actually link against crtbegin.o; the |
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90 | linker won't look for a file to match a |
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91 | wildcard. The wildcard also means that it |
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92 | doesn't matter which directory crtbegin.o |
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93 | is in. */ |
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94 | KEEP (*crtbegin.o(.ctors)) |
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95 | KEEP (*crtbegin?.o(.ctors)) |
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96 | /* We don't want to include the .ctor section from |
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97 | the crtend.o file until after the sorted ctors. |
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98 | The .ctor section from the crtend file contains the |
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99 | end of ctors marker and it must be last */ |
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100 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) |
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101 | KEEP (*(SORT(.ctors.*))) |
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102 | KEEP (*(.ctors)) |
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103 | KEEP (*crtbegin.o(.dtors)) |
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104 | KEEP (*crtbegin?.o(.dtors)) |
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105 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) |
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106 | KEEP (*(SORT(.dtors.*))) |
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107 | KEEP (*(.dtors)) |
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108 | |
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109 | _rodata_start = . ; |
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110 | *(.rodata*) |
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111 | *(.gnu.linkonce.r*) |
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112 | _erodata = ALIGN( 0x10 ) ; |
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113 | |
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114 | etext = ALIGN(0x10); |
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115 | _etext = .; |
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116 | *(.init) |
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117 | *(.fini) |
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118 | *(.lit) |
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119 | *(.shdata) |
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120 | . = ALIGN (16); |
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121 | _endtext = .; |
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122 | } > ram |
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123 | .rela.dyn : |
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124 | { |
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125 | *(.rela.init) |
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126 | *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) |
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127 | *(.rela.fini) |
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128 | *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) |
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129 | *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) |
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130 | *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) |
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131 | *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) |
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132 | *(.rela.ctors) |
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133 | *(.rela.dtors) |
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134 | *(.rela.got) |
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135 | *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) |
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136 | } >ram |
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137 | .robsdsets : { |
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138 | /* Special FreeBSD linker set sections */ |
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139 | __start_set_sysctl_set = .; |
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140 | *(set_sysctl_*); |
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141 | __stop_set_sysctl_set = .; |
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142 | *(set_domain_*); |
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143 | *(set_pseudo_*); |
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144 | _bsd__start_set_modmetadata_set = .; |
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145 | *(_bsd_set_modmetadata_set); |
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146 | _bsd__stop_set_modmetadata_set = .; |
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147 | _bsd__start_set_sysctl_set = .; |
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148 | *(_bsd_set_sysctl_set); |
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149 | _bsd__stop_set_sysctl_set = .; |
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150 | __start_pcpu_set = .; |
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151 | *(set_pcpu); |
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152 | __stop_pcpu_set = .; |
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153 | } >ram |
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154 | .rwbsdsets : { |
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155 | /* Special FreeBSD linker set sections */ |
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156 | _bsd__start_set_sysinit_set = .; |
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157 | *(_bsd_set_sysinit_set); |
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158 | _bsd__stop_set_sysinit_set = .; |
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159 | } >ram |
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160 | .data : |
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161 | { |
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162 | data_start = .; |
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163 | _data_start = .; |
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164 | _sdata = . ; |
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165 | *(.data*) |
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166 | *(.gnu.linkonce.d*) |
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167 | *(.gcc_except_table*) |
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168 | . = ALIGN(0x10); |
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169 | edata = .; |
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170 | _edata = .; |
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171 | } > ram |
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172 | .dynamic : { *(.dynamic) } >ram |
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173 | .jcr : { *(.jcr) } >ram |
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174 | .got : { *(.got) } >ram |
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175 | .plt : { *(.plt) } >ram |
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176 | .hash : { *(.hash) } >ram |
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177 | .dynrel : { *(.dynrel) } >ram |
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178 | .dynsym : { *(.dynsym) } >ram |
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179 | .dynstr : { *(.dynstr) } >ram |
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180 | .hash : { *(.hash) } >ram |
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181 | .shbss : |
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182 | { |
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183 | *(.shbss) |
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184 | } > ram |
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185 | .bss : |
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186 | { |
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187 | __bss_start = ALIGN(0x8); |
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188 | _bss_start = .; |
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189 | bss_start = .; |
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190 | *(.bss .bss* .gnu.linkonce.b*) |
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191 | *(COMMON) |
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192 | . = ALIGN (16); |
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193 | end = .; |
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194 | _end = ALIGN(0x8); |
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195 | __end = ALIGN(0x8); |
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196 | } > ram |
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197 | .stab . (NOLOAD) : |
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198 | { |
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199 | [ .stab ] |
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200 | } |
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201 | .stabstr . (NOLOAD) : |
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202 | { |
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203 | [ .stabstr ] |
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204 | } |
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205 | } |
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