[4837] | 1 | /* Script for -n: mix text and data on same page */ |
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| 2 | /* Copyright (C) 2014-2015 Free Software Foundation, Inc. |
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| 3 | Copying and distribution of this script, with or without modification, |
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| 4 | are permitted in any medium without royalty provided the copyright |
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| 5 | notice and this notice are preserved. */ |
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| 6 | OUTPUT_FORMAT("elf32-avr","elf32-avr","elf32-avr") |
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| 7 | OUTPUT_ARCH(avr:51) |
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| 8 | __TEXT_REGION_LENGTH__ = DEFINED(__TEXT_REGION_LENGTH__) ? __TEXT_REGION_LENGTH__ : 128K; |
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| 9 | __DATA_REGION_LENGTH__ = DEFINED(__DATA_REGION_LENGTH__) ? __DATA_REGION_LENGTH__ : 0xff00; |
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| 10 | __EEPROM_REGION_LENGTH__ = DEFINED(__EEPROM_REGION_LENGTH__) ? __EEPROM_REGION_LENGTH__ : 64K; |
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| 11 | __FUSE_REGION_LENGTH__ = DEFINED(__FUSE_REGION_LENGTH__) ? __FUSE_REGION_LENGTH__ : 1K; |
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| 12 | __LOCK_REGION_LENGTH__ = DEFINED(__LOCK_REGION_LENGTH__) ? __LOCK_REGION_LENGTH__ : 1K; |
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| 13 | __SIGNATURE_REGION_LENGTH__ = DEFINED(__SIGNATURE_REGION_LENGTH__) ? __SIGNATURE_REGION_LENGTH__ : 1K; |
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| 14 | __USER_SIGNATURE_REGION_LENGTH__ = DEFINED(__USER_SIGNATURE_REGION_LENGTH__) ? __USER_SIGNATURE_REGION_LENGTH__ : 1K; |
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| 15 | MEMORY |
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| 16 | { |
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| 17 | text (rx) : ORIGIN = 0, LENGTH = __TEXT_REGION_LENGTH__ |
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| 18 | data (rw!x) : ORIGIN = 0x800100, LENGTH = __DATA_REGION_LENGTH__ |
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| 19 | eeprom (rw!x) : ORIGIN = 0x810000, LENGTH = __EEPROM_REGION_LENGTH__ |
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| 20 | fuse (rw!x) : ORIGIN = 0x820000, LENGTH = __FUSE_REGION_LENGTH__ |
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| 21 | lock (rw!x) : ORIGIN = 0x830000, LENGTH = __LOCK_REGION_LENGTH__ |
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| 22 | signature (rw!x) : ORIGIN = 0x840000, LENGTH = __SIGNATURE_REGION_LENGTH__ |
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| 23 | user_signatures (rw!x) : ORIGIN = 0x850000, LENGTH = __USER_SIGNATURE_REGION_LENGTH__ |
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| 24 | } |
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| 25 | SECTIONS |
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| 26 | { |
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| 27 | /* Read-only sections, merged into text segment: */ |
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| 28 | .hash : { *(.hash) } |
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| 29 | .dynsym : { *(.dynsym) } |
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| 30 | .dynstr : { *(.dynstr) } |
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| 31 | .gnu.version : { *(.gnu.version) } |
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| 32 | .gnu.version_d : { *(.gnu.version_d) } |
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| 33 | .gnu.version_r : { *(.gnu.version_r) } |
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| 34 | .rel.init : { *(.rel.init) } |
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| 35 | .rela.init : { *(.rela.init) } |
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| 36 | .rel.text : |
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| 37 | { |
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| 38 | *(.rel.text) |
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| 39 | *(.rel.text.*) |
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| 40 | *(.rel.gnu.linkonce.t*) |
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| 41 | } |
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| 42 | .rela.text : |
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| 43 | { |
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| 44 | *(.rela.text) |
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| 45 | *(.rela.text.*) |
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| 46 | *(.rela.gnu.linkonce.t*) |
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| 47 | } |
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| 48 | .rel.fini : { *(.rel.fini) } |
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| 49 | .rela.fini : { *(.rela.fini) } |
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| 50 | .rel.rodata : |
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| 51 | { |
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| 52 | *(.rel.rodata) |
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| 53 | *(.rel.rodata.*) |
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| 54 | *(.rel.gnu.linkonce.r*) |
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| 55 | } |
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| 56 | .rela.rodata : |
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| 57 | { |
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| 58 | *(.rela.rodata) |
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| 59 | *(.rela.rodata.*) |
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| 60 | *(.rela.gnu.linkonce.r*) |
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| 61 | } |
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| 62 | .rel.data : |
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| 63 | { |
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| 64 | *(.rel.data) |
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| 65 | *(.rel.data.*) |
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| 66 | *(.rel.gnu.linkonce.d*) |
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| 67 | } |
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| 68 | .rela.data : |
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| 69 | { |
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| 70 | *(.rela.data) |
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| 71 | *(.rela.data.*) |
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| 72 | *(.rela.gnu.linkonce.d*) |
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| 73 | } |
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| 74 | .rel.ctors : { *(.rel.ctors) } |
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| 75 | .rela.ctors : { *(.rela.ctors) } |
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| 76 | .rel.dtors : { *(.rel.dtors) } |
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| 77 | .rela.dtors : { *(.rela.dtors) } |
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| 78 | .rel.got : { *(.rel.got) } |
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| 79 | .rela.got : { *(.rela.got) } |
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| 80 | .rel.bss : { *(.rel.bss) } |
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| 81 | .rela.bss : { *(.rela.bss) } |
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| 82 | .rel.plt : { *(.rel.plt) } |
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| 83 | .rela.plt : { *(.rela.plt) } |
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| 84 | /* Internal text space or external memory. */ |
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| 85 | .text : |
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| 86 | { |
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| 87 | *(.vectors) |
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| 88 | KEEP(*(.vectors)) |
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| 89 | /* For data that needs to reside in the lower 64k of progmem. */ |
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| 90 | *(.progmem.gcc*) |
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| 91 | /* PR 13812: Placing the trampolines here gives a better chance |
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| 92 | that they will be in range of the code that uses them. */ |
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| 93 | . = ALIGN(2); |
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| 94 | __trampolines_start = . ; |
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| 95 | /* The jump trampolines for the 16-bit limited relocs will reside here. */ |
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| 96 | *(.trampolines) |
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| 97 | *(.trampolines*) |
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| 98 | __trampolines_end = . ; |
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| 99 | /* avr-libc expects these data to reside in lower 64K. */ |
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| 100 | *libprintf_flt.a:*(.progmem.data) |
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| 101 | *libc.a:*(.progmem.data) |
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| 102 | *(.progmem*) |
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| 103 | . = ALIGN(2); |
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| 104 | /* For future tablejump instruction arrays for 3 byte pc devices. |
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| 105 | We don't relax jump/call instructions within these sections. */ |
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| 106 | *(.jumptables) |
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| 107 | *(.jumptables*) |
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| 108 | /* For code that needs to reside in the lower 128k progmem. */ |
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| 109 | *(.lowtext) |
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| 110 | *(.lowtext*) |
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| 111 | __ctors_start = . ; |
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| 112 | *(.ctors) |
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| 113 | __ctors_end = . ; |
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| 114 | __dtors_start = . ; |
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| 115 | *(.dtors) |
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| 116 | __dtors_end = . ; |
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| 117 | KEEP(SORT(*)(.ctors)) |
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| 118 | KEEP(SORT(*)(.dtors)) |
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| 119 | /* From this point on, we don't bother about wether the insns are |
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| 120 | below or above the 16 bits boundary. */ |
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| 121 | *(.init0) /* Start here after reset. */ |
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| 122 | KEEP (*(.init0)) |
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| 123 | *(.init1) |
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| 124 | KEEP (*(.init1)) |
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| 125 | *(.init2) /* Clear __zero_reg__, set up stack pointer. */ |
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| 126 | KEEP (*(.init2)) |
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| 127 | *(.init3) |
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| 128 | KEEP (*(.init3)) |
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| 129 | *(.init4) /* Initialize data and BSS. */ |
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| 130 | KEEP (*(.init4)) |
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| 131 | *(.init5) |
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| 132 | KEEP (*(.init5)) |
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| 133 | *(.init6) /* C++ constructors. */ |
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| 134 | KEEP (*(.init6)) |
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| 135 | *(.init7) |
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| 136 | KEEP (*(.init7)) |
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| 137 | *(.init8) |
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| 138 | KEEP (*(.init8)) |
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| 139 | *(.init9) /* Call main(). */ |
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| 140 | KEEP (*(.init9)) |
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| 141 | *(.text) |
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| 142 | . = ALIGN(2); |
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| 143 | *(.text.*) |
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| 144 | . = ALIGN(2); |
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| 145 | *(.fini9) /* _exit() starts here. */ |
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| 146 | KEEP (*(.fini9)) |
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| 147 | *(.fini8) |
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| 148 | KEEP (*(.fini8)) |
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| 149 | *(.fini7) |
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| 150 | KEEP (*(.fini7)) |
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| 151 | *(.fini6) /* C++ destructors. */ |
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| 152 | KEEP (*(.fini6)) |
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| 153 | *(.fini5) |
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| 154 | KEEP (*(.fini5)) |
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| 155 | *(.fini4) |
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| 156 | KEEP (*(.fini4)) |
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| 157 | *(.fini3) |
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| 158 | KEEP (*(.fini3)) |
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| 159 | *(.fini2) |
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| 160 | KEEP (*(.fini2)) |
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| 161 | *(.fini1) |
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| 162 | KEEP (*(.fini1)) |
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| 163 | *(.fini0) /* Infinite loop after program termination. */ |
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| 164 | KEEP (*(.fini0)) |
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| 165 | _etext = . ; |
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| 166 | } > text |
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| 167 | .data : |
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| 168 | { |
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| 169 | PROVIDE (__data_start = .) ; |
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| 170 | *(.data) |
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| 171 | *(.data*) |
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| 172 | *(.rodata) /* We need to include .rodata here if gcc is used */ |
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| 173 | *(.rodata*) /* with -fdata-sections. */ |
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| 174 | *(.gnu.linkonce.d*) |
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| 175 | . = ALIGN(2); |
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| 176 | _edata = . ; |
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| 177 | PROVIDE (__data_end = .) ; |
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| 178 | } > data AT> text |
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| 179 | .bss ADDR(.data) + SIZEOF (.data) : AT (ADDR (.bss)) |
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| 180 | { |
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| 181 | PROVIDE (__bss_start = .) ; |
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| 182 | *(.bss) |
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| 183 | *(.bss*) |
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| 184 | *(COMMON) |
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| 185 | PROVIDE (__bss_end = .) ; |
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| 186 | } > data |
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| 187 | __data_load_start = LOADADDR(.data); |
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| 188 | __data_load_end = __data_load_start + SIZEOF(.data); |
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| 189 | /* Global data not cleared after reset. */ |
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| 190 | .noinit ADDR(.bss) + SIZEOF (.bss) : AT (ADDR (.noinit)) |
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| 191 | { |
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| 192 | PROVIDE (__noinit_start = .) ; |
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| 193 | *(.noinit*) |
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| 194 | PROVIDE (__noinit_end = .) ; |
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| 195 | _end = . ; |
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| 196 | PROVIDE (__heap_start = .) ; |
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| 197 | } > data |
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| 198 | .eeprom : |
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| 199 | { |
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| 200 | /* See .data above... */ |
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| 201 | KEEP(*(.eeprom*)) |
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| 202 | __eeprom_end = . ; |
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| 203 | } > eeprom |
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| 204 | .fuse : |
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| 205 | { |
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| 206 | KEEP(*(.fuse)) |
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| 207 | KEEP(*(.lfuse)) |
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| 208 | KEEP(*(.hfuse)) |
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| 209 | KEEP(*(.efuse)) |
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| 210 | } > fuse |
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| 211 | .lock : |
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| 212 | { |
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| 213 | KEEP(*(.lock*)) |
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| 214 | } > lock |
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| 215 | .signature : |
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| 216 | { |
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| 217 | KEEP(*(.signature*)) |
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| 218 | } > signature |
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| 219 | .user_signatures : |
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| 220 | { |
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| 221 | KEEP(*(.user_signatures*)) |
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| 222 | } > user_signatures |
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| 223 | /* Stabs debugging sections. */ |
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| 224 | .stab 0 : { *(.stab) } |
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| 225 | .stabstr 0 : { *(.stabstr) } |
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| 226 | .stab.excl 0 : { *(.stab.excl) } |
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| 227 | .stab.exclstr 0 : { *(.stab.exclstr) } |
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| 228 | .stab.index 0 : { *(.stab.index) } |
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| 229 | .stab.indexstr 0 : { *(.stab.indexstr) } |
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| 230 | .comment 0 : { *(.comment) } |
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| 231 | .note.gnu.build-id : { *(.note.gnu.build-id) } |
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| 232 | /* DWARF debug sections. |
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| 233 | Symbols in the DWARF debugging sections are relative to the beginning |
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| 234 | of the section so we begin them at 0. */ |
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| 235 | /* DWARF 1 */ |
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| 236 | .debug 0 : { *(.debug) } |
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| 237 | .line 0 : { *(.line) } |
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| 238 | /* GNU DWARF 1 extensions */ |
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| 239 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
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| 240 | .debug_sfnames 0 : { *(.debug_sfnames) } |
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| 241 | /* DWARF 1.1 and DWARF 2 */ |
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| 242 | .debug_aranges 0 : { *(.debug_aranges) } |
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| 243 | .debug_pubnames 0 : { *(.debug_pubnames) } |
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| 244 | /* DWARF 2 */ |
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| 245 | .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
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| 246 | .debug_abbrev 0 : { *(.debug_abbrev) } |
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| 247 | .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } |
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| 248 | .debug_frame 0 : { *(.debug_frame) } |
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| 249 | .debug_str 0 : { *(.debug_str) } |
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| 250 | .debug_loc 0 : { *(.debug_loc) } |
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| 251 | .debug_macinfo 0 : { *(.debug_macinfo) } |
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| 252 | /* SGI/MIPS DWARF 2 extensions */ |
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| 253 | .debug_weaknames 0 : { *(.debug_weaknames) } |
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| 254 | .debug_funcnames 0 : { *(.debug_funcnames) } |
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| 255 | .debug_typenames 0 : { *(.debug_typenames) } |
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| 256 | .debug_varnames 0 : { *(.debug_varnames) } |
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| 257 | /* DWARF 3 */ |
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| 258 | .debug_pubtypes 0 : { *(.debug_pubtypes) } |
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| 259 | .debug_ranges 0 : { *(.debug_ranges) } |
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| 260 | /* DWARF Extension. */ |
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| 261 | .debug_macro 0 : { *(.debug_macro) } |
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| 262 | } |
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