| Christina Quast | b0a0570 | 2014-11-28 10:27:32 +0100 | [diff] [blame] | 1 | /* ----------------------------------------------------------------------------
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| 2 | * ATMEL Microcontroller Software Support
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| 3 | * ----------------------------------------------------------------------------
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| 4 | * Copyright (c) 2009, Atmel Corporation
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| 5 | *
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| 6 | * All rights reserved.
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| 7 | *
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| 8 | * Redistribution and use in source and binary forms, with or without
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| 9 | * modification, are permitted provided that the following conditions are met:
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| 10 | *
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| 11 | * - Redistributions of source code must retain the above copyright notice,
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| 12 | * this list of conditions and the disclaimer below.
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| 13 | *
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| 14 | * Atmel's name may not be used to endorse or promote products derived from
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| 15 | * this software without specific prior written permission.
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| 16 | *
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| 17 | * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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| 20 | * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 22 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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| 23 | * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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| 24 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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| 25 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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| 26 | * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | * ----------------------------------------------------------------------------
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| 28 | */
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| 29 |
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| 30 | /*------------------------------------------------------------------------------
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| 31 | * Linker script for running in internal FLASH on the ATSAM3S4
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| 32 | *----------------------------------------------------------------------------*/
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| 33 |
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| 34 | OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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| 35 | OUTPUT_ARCH(arm)
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| 36 | SEARCH_DIR(.)
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| 37 | ENTRY(main)
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| 38 |
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| 39 | /* Memory Spaces Definitions */
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| 40 | MEMORY
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| 41 | {
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| 42 | rom (rx) : ORIGIN = 0x00400000, LENGTH = 0x00020000 /* flash, 256K */
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| 43 | ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000 /* sram, 48K */
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| 44 | /* rom (rx) : ORIGIN = 0x00400000, LENGTH = 0x00040000 /* flash, 256K */
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| 45 | /*ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x0000c000 /* sram, 48K */
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| 46 | }
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| 47 |
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| 48 | /* Section Definitions */
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| 49 | SECTIONS
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| 50 | {
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| 51 | .text :
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| 52 | {
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| 53 | . = ALIGN(4);
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| 54 | _sfixed = .;
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| 55 | KEEP(*(.vectors .vectors.*))
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| 56 | *(.text .text.* .gnu.linkonce.t.*)
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| 57 | *(.glue_7t) *(.glue_7)
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| 58 | *(.rodata .rodata* .gnu.linkonce.r.*)
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| 59 | *(.ARM.extab* .gnu.linkonce.armextab.*)
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| 60 |
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| 61 | /* Support C constructors, and C destructors in both user code
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| 62 | and the C library. This also provides support for C++ code. */
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| 63 | . = ALIGN(4);
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| 64 | KEEP(*(.init))
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| 65 | . = ALIGN(4);
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| 66 | __preinit_array_start = .;
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| 67 | KEEP (*(.preinit_array))
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| 68 | __preinit_array_end = .;
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| 69 |
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| 70 | . = ALIGN(4);
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| 71 | __init_array_start = .;
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| 72 | KEEP (*(SORT(.init_array.*)))
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| 73 | KEEP (*(.init_array))
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| 74 | __init_array_end = .;
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| 75 |
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| 76 | . = ALIGN(0x4);
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| 77 | KEEP (*crtbegin.o(.ctors))
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| 78 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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| 79 | KEEP (*(SORT(.ctors.*)))
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| 80 | KEEP (*crtend.o(.ctors))
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| 81 |
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| 82 | . = ALIGN(4);
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| 83 | KEEP(*(.fini))
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| 84 |
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| 85 | . = ALIGN(4);
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| 86 | __fini_array_start = .;
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| 87 | KEEP (*(.fini_array))
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| 88 | KEEP (*(SORT(.fini_array.*)))
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| 89 | __fini_array_end = .;
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| 90 |
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| 91 | KEEP (*crtbegin.o(.dtors))
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| 92 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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| 93 | KEEP (*(SORT(.dtors.*)))
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| 94 | KEEP (*crtend.o(.dtors))
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| 95 |
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| 96 | . = ALIGN(4);
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| 97 | _efixed = .; /* End of text section */
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| 98 | } > rom
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| 99 |
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| 100 | /* .ARM.exidx is sorted, so has to go in its own output section. */
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| 101 | PROVIDE_HIDDEN (__exidx_start = .);
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| 102 | .ARM.exidx :
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| 103 | {
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| 104 | *(.ARM.exidx* .gnu.linkonce.armexidx.*)
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| 105 | } > rom
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| 106 | PROVIDE_HIDDEN (__exidx_end = .);
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| 107 |
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| 108 | . = ALIGN(4);
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| 109 | _etext = .;
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| 110 |
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| 111 | .relocate : AT (_etext)
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| 112 | {
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| 113 | . = ALIGN(4);
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| 114 | _srelocate = .;
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| 115 | *(.ramfunc .ramfunc.*);
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| 116 | *(.data .data.*);
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| 117 | . = ALIGN(4);
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| 118 | _erelocate = .;
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| 119 | } > ram
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| 120 |
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| 121 | /* .bss section which is used for uninitialized data */
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| 122 | .bss (NOLOAD) :
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| 123 | {
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| 124 | . = ALIGN(4);
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| 125 | _sbss = . ;
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| 126 | _szero = .;
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| 127 | *(.bss .bss.*)
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| 128 | *(COMMON)
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| 129 | . = ALIGN(4);
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| 130 | _ebss = . ;
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| 131 | _ezero = .;
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| 132 | } > ram
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| 133 |
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| 134 | /* stack section */
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| 135 | .stack (NOLOAD):
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| 136 | {
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| 137 | . = ALIGN(8);
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| 138 | *(.stack .stack.*)
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| 139 | } > ram
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| 140 |
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| 141 | . = ALIGN(4);
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| 142 | _end = . ;
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| 143 | }
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