|
| 1 | +/* Script for -N: mix text and data on same page; don't align data */ |
| 2 | +/* Copyright (C) 2014-2015 Free Software Foundation, Inc. |
| 3 | + Copying and distribution of this script, with or without modification, |
| 4 | + are permitted in any medium without royalty provided the copyright |
| 5 | + notice and this notice are preserved. */ |
| 6 | +OUTPUT_FORMAT("elf32-avr","elf32-avr","elf32-avr") |
| 7 | +OUTPUT_ARCH(avr:103) |
| 8 | +__TEXT_REGION_LENGTH__ = DEFINED(__TEXT_REGION_LENGTH__) ? __TEXT_REGION_LENGTH__ : 1024K; |
| 9 | +__DATA_REGION_LENGTH__ = DEFINED(__DATA_REGION_LENGTH__) ? __DATA_REGION_LENGTH__ : 0xffa0; |
| 10 | +__EEPROM_REGION_LENGTH__ = DEFINED(__EEPROM_REGION_LENGTH__) ? __EEPROM_REGION_LENGTH__ : 64K; |
| 11 | +__FUSE_REGION_LENGTH__ = DEFINED(__FUSE_REGION_LENGTH__) ? __FUSE_REGION_LENGTH__ : 1K; |
| 12 | +__LOCK_REGION_LENGTH__ = DEFINED(__LOCK_REGION_LENGTH__) ? __LOCK_REGION_LENGTH__ : 1K; |
| 13 | +__SIGNATURE_REGION_LENGTH__ = DEFINED(__SIGNATURE_REGION_LENGTH__) ? __SIGNATURE_REGION_LENGTH__ : 1K; |
| 14 | +__USER_SIGNATURE_REGION_LENGTH__ = DEFINED(__USER_SIGNATURE_REGION_LENGTH__) ? __USER_SIGNATURE_REGION_LENGTH__ : 1K; |
| 15 | +__RODATA_PM_OFFSET__ = DEFINED(__RODATA_PM_OFFSET__) ? __RODATA_PM_OFFSET__ : 0x8000; |
| 16 | +__DATA_REGION_ORIGIN__ = DEFINED(__DATA_REGION_ORIGIN__) ? __DATA_REGION_ORIGIN__ : 0x802000; |
| 17 | +MEMORY |
| 18 | +{ |
| 19 | + text (rx) : ORIGIN = 0, LENGTH = __TEXT_REGION_LENGTH__ |
| 20 | + data (rw!x) : ORIGIN = __DATA_REGION_ORIGIN__, LENGTH = __DATA_REGION_LENGTH__ |
| 21 | + eeprom (rw!x) : ORIGIN = 0x810000, LENGTH = __EEPROM_REGION_LENGTH__ |
| 22 | + fuse (rw!x) : ORIGIN = 0x820000, LENGTH = __FUSE_REGION_LENGTH__ |
| 23 | + lock (rw!x) : ORIGIN = 0x830000, LENGTH = __LOCK_REGION_LENGTH__ |
| 24 | + signature (rw!x) : ORIGIN = 0x840000, LENGTH = __SIGNATURE_REGION_LENGTH__ |
| 25 | + user_signatures (rw!x) : ORIGIN = 0x850000, LENGTH = __USER_SIGNATURE_REGION_LENGTH__ |
| 26 | +} |
| 27 | +SECTIONS |
| 28 | +{ |
| 29 | + /* Read-only sections, merged into text segment: */ |
| 30 | + .hash : { *(.hash) } |
| 31 | + .dynsym : { *(.dynsym) } |
| 32 | + .dynstr : { *(.dynstr) } |
| 33 | + .gnu.version : { *(.gnu.version) } |
| 34 | + .gnu.version_d : { *(.gnu.version_d) } |
| 35 | + .gnu.version_r : { *(.gnu.version_r) } |
| 36 | + .rel.init : { *(.rel.init) } |
| 37 | + .rela.init : { *(.rela.init) } |
| 38 | + .rel.text : |
| 39 | + { |
| 40 | + *(.rel.text) |
| 41 | + *(.rel.text.*) |
| 42 | + *(.rel.gnu.linkonce.t*) |
| 43 | + } |
| 44 | + .rela.text : |
| 45 | + { |
| 46 | + *(.rela.text) |
| 47 | + *(.rela.text.*) |
| 48 | + *(.rela.gnu.linkonce.t*) |
| 49 | + } |
| 50 | + .rel.fini : { *(.rel.fini) } |
| 51 | + .rela.fini : { *(.rela.fini) } |
| 52 | + .rel.rodata : |
| 53 | + { |
| 54 | + *(.rel.rodata) |
| 55 | + *(.rel.rodata.*) |
| 56 | + *(.rel.gnu.linkonce.r*) |
| 57 | + } |
| 58 | + .rela.rodata : |
| 59 | + { |
| 60 | + *(.rela.rodata) |
| 61 | + *(.rela.rodata.*) |
| 62 | + *(.rela.gnu.linkonce.r*) |
| 63 | + } |
| 64 | + .rel.data : |
| 65 | + { |
| 66 | + *(.rel.data) |
| 67 | + *(.rel.data.*) |
| 68 | + *(.rel.gnu.linkonce.d*) |
| 69 | + } |
| 70 | + .rela.data : |
| 71 | + { |
| 72 | + *(.rela.data) |
| 73 | + *(.rela.data.*) |
| 74 | + *(.rela.gnu.linkonce.d*) |
| 75 | + } |
| 76 | + .rel.ctors : { *(.rel.ctors) } |
| 77 | + .rela.ctors : { *(.rela.ctors) } |
| 78 | + .rel.dtors : { *(.rel.dtors) } |
| 79 | + .rela.dtors : { *(.rela.dtors) } |
| 80 | + .rel.got : { *(.rel.got) } |
| 81 | + .rela.got : { *(.rela.got) } |
| 82 | + .rel.bss : { *(.rel.bss) } |
| 83 | + .rela.bss : { *(.rela.bss) } |
| 84 | + .rel.plt : { *(.rel.plt) } |
| 85 | + .rela.plt : { *(.rela.plt) } |
| 86 | + /* Internal text space or external memory. */ |
| 87 | + .text : |
| 88 | + { |
| 89 | + *(.vectors) |
| 90 | + KEEP(*(.vectors)) |
| 91 | + /* For data that needs to reside in the lower 64k of progmem. */ |
| 92 | + *(.progmem.gcc*) |
| 93 | + /* PR 13812: Placing the trampolines here gives a better chance |
| 94 | + that they will be in range of the code that uses them. */ |
| 95 | + . = ALIGN(2); |
| 96 | + __trampolines_start = . ; |
| 97 | + /* The jump trampolines for the 16-bit limited relocs will reside here. */ |
| 98 | + *(.trampolines) |
| 99 | + *(.trampolines*) |
| 100 | + __trampolines_end = . ; |
| 101 | + /* avr-libc expects these data to reside in lower 64K. */ |
| 102 | + *libprintf_flt.a:*(.progmem.data) |
| 103 | + *libc.a:*(.progmem.data) |
| 104 | + *(.progmem*) |
| 105 | + . = ALIGN(2); |
| 106 | + /* For future tablejump instruction arrays for 3 byte pc devices. |
| 107 | + We don't relax jump/call instructions within these sections. */ |
| 108 | + *(.jumptables) |
| 109 | + *(.jumptables*) |
| 110 | + /* For code that needs to reside in the lower 128k progmem. */ |
| 111 | + *(.lowtext) |
| 112 | + *(.lowtext*) |
| 113 | + __ctors_start = . ; |
| 114 | + *(.ctors) |
| 115 | + __ctors_end = . ; |
| 116 | + __dtors_start = . ; |
| 117 | + *(.dtors) |
| 118 | + __dtors_end = . ; |
| 119 | + KEEP(SORT(*)(.ctors)) |
| 120 | + KEEP(SORT(*)(.dtors)) |
| 121 | + /* From this point on, we don't bother about wether the insns are |
| 122 | + below or above the 16 bits boundary. */ |
| 123 | + *(.init0) /* Start here after reset. */ |
| 124 | + KEEP (*(.init0)) |
| 125 | + *(.init1) |
| 126 | + KEEP (*(.init1)) |
| 127 | + *(.init2) /* Clear __zero_reg__, set up stack pointer. */ |
| 128 | + KEEP (*(.init2)) |
| 129 | + *(.init3) |
| 130 | + KEEP (*(.init3)) |
| 131 | + *(.init4) /* Initialize data and BSS. */ |
| 132 | + KEEP (*(.init4)) |
| 133 | + *(.init5) |
| 134 | + KEEP (*(.init5)) |
| 135 | + *(.init6) /* C++ constructors. */ |
| 136 | + KEEP (*(.init6)) |
| 137 | + *(.init7) |
| 138 | + KEEP (*(.init7)) |
| 139 | + *(.init8) |
| 140 | + KEEP (*(.init8)) |
| 141 | + *(.init9) /* Call main(). */ |
| 142 | + KEEP (*(.init9)) |
| 143 | + *(.text) |
| 144 | + . = ALIGN(2); |
| 145 | + *(.text.*) |
| 146 | + . = ALIGN(2); |
| 147 | + *(.fini9) /* _exit() starts here. */ |
| 148 | + KEEP (*(.fini9)) |
| 149 | + *(.fini8) |
| 150 | + KEEP (*(.fini8)) |
| 151 | + *(.fini7) |
| 152 | + KEEP (*(.fini7)) |
| 153 | + *(.fini6) /* C++ destructors. */ |
| 154 | + KEEP (*(.fini6)) |
| 155 | + *(.fini5) |
| 156 | + KEEP (*(.fini5)) |
| 157 | + *(.fini4) |
| 158 | + KEEP (*(.fini4)) |
| 159 | + *(.fini3) |
| 160 | + KEEP (*(.fini3)) |
| 161 | + *(.fini2) |
| 162 | + KEEP (*(.fini2)) |
| 163 | + *(.fini1) |
| 164 | + KEEP (*(.fini1)) |
| 165 | + *(.fini0) /* Infinite loop after program termination. */ |
| 166 | + KEEP (*(.fini0)) |
| 167 | + _etext = . ; |
| 168 | + } > text |
| 169 | + .rodata ADDR(.text) + SIZEOF (.text) + __RODATA_PM_OFFSET__ : |
| 170 | + { |
| 171 | + *(.rodata) |
| 172 | + *(.rodata*) |
| 173 | + *(.gnu.linkonce.r*) |
| 174 | + } AT> text |
| 175 | + .data : |
| 176 | + { |
| 177 | + PROVIDE (__data_start = .) ; |
| 178 | + *(.data) |
| 179 | + *(.data*) |
| 180 | + *(.gnu.linkonce.d*) |
| 181 | + . = ALIGN(2); |
| 182 | + _edata = . ; |
| 183 | + PROVIDE (__data_end = .) ; |
| 184 | + } > data AT> text |
| 185 | + .bss ADDR(.data) + SIZEOF (.data) : AT (ADDR (.bss)) |
| 186 | + { |
| 187 | + PROVIDE (__bss_start = .) ; |
| 188 | + *(.bss) |
| 189 | + *(.bss*) |
| 190 | + *(COMMON) |
| 191 | + PROVIDE (__bss_end = .) ; |
| 192 | + } > data |
| 193 | + __data_load_start = LOADADDR(.data); |
| 194 | + __data_load_end = __data_load_start + SIZEOF(.data); |
| 195 | + /* Global data not cleared after reset. */ |
| 196 | + .noinit ADDR(.bss) + SIZEOF (.bss) : AT (ADDR (.noinit)) |
| 197 | + { |
| 198 | + PROVIDE (__noinit_start = .) ; |
| 199 | + *(.noinit*) |
| 200 | + PROVIDE (__noinit_end = .) ; |
| 201 | + _end = . ; |
| 202 | + PROVIDE (__heap_start = .) ; |
| 203 | + } > data |
| 204 | + .eeprom : |
| 205 | + { |
| 206 | + /* See .data above... */ |
| 207 | + KEEP(*(.eeprom*)) |
| 208 | + __eeprom_end = . ; |
| 209 | + } > eeprom |
| 210 | + .fuse : |
| 211 | + { |
| 212 | + KEEP(*(.fuse)) |
| 213 | + KEEP(*(.lfuse)) |
| 214 | + KEEP(*(.hfuse)) |
| 215 | + KEEP(*(.efuse)) |
| 216 | + } > fuse |
| 217 | + .lock : |
| 218 | + { |
| 219 | + KEEP(*(.lock*)) |
| 220 | + } > lock |
| 221 | + .signature : |
| 222 | + { |
| 223 | + KEEP(*(.signature*)) |
| 224 | + } > signature |
| 225 | + .user_signatures : |
| 226 | + { |
| 227 | + KEEP(*(.user_signatures*)) |
| 228 | + } > user_signatures |
| 229 | + /* Stabs debugging sections. */ |
| 230 | + .stab 0 : { *(.stab) } |
| 231 | + .stabstr 0 : { *(.stabstr) } |
| 232 | + .stab.excl 0 : { *(.stab.excl) } |
| 233 | + .stab.exclstr 0 : { *(.stab.exclstr) } |
| 234 | + .stab.index 0 : { *(.stab.index) } |
| 235 | + .stab.indexstr 0 : { *(.stab.indexstr) } |
| 236 | + .comment 0 : { *(.comment) } |
| 237 | + .note.gnu.build-id : { *(.note.gnu.build-id) } |
| 238 | + /* DWARF debug sections. |
| 239 | + Symbols in the DWARF debugging sections are relative to the beginning |
| 240 | + of the section so we begin them at 0. */ |
| 241 | + /* DWARF 1 */ |
| 242 | + .debug 0 : { *(.debug) } |
| 243 | + .line 0 : { *(.line) } |
| 244 | + /* GNU DWARF 1 extensions */ |
| 245 | + .debug_srcinfo 0 : { *(.debug_srcinfo) } |
| 246 | + .debug_sfnames 0 : { *(.debug_sfnames) } |
| 247 | + /* DWARF 1.1 and DWARF 2 */ |
| 248 | + .debug_aranges 0 : { *(.debug_aranges) } |
| 249 | + .debug_pubnames 0 : { *(.debug_pubnames) } |
| 250 | + /* DWARF 2 */ |
| 251 | + .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
| 252 | + .debug_abbrev 0 : { *(.debug_abbrev) } |
| 253 | + .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } |
| 254 | + .debug_frame 0 : { *(.debug_frame) } |
| 255 | + .debug_str 0 : { *(.debug_str) } |
| 256 | + .debug_loc 0 : { *(.debug_loc) } |
| 257 | + .debug_macinfo 0 : { *(.debug_macinfo) } |
| 258 | + /* SGI/MIPS DWARF 2 extensions */ |
| 259 | + .debug_weaknames 0 : { *(.debug_weaknames) } |
| 260 | + .debug_funcnames 0 : { *(.debug_funcnames) } |
| 261 | + .debug_typenames 0 : { *(.debug_typenames) } |
| 262 | + .debug_varnames 0 : { *(.debug_varnames) } |
| 263 | + /* DWARF 3 */ |
| 264 | + .debug_pubtypes 0 : { *(.debug_pubtypes) } |
| 265 | + .debug_ranges 0 : { *(.debug_ranges) } |
| 266 | + /* DWARF Extension. */ |
| 267 | + .debug_macro 0 : { *(.debug_macro) } |
| 268 | +} |
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