lpc1xxx/linkscript.ld

   1 /*
   2  * Software License Agreement (BSD License)
   3  *
   4  * Copyright (c) 2010, Roel Verdult
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  * notice, this list of conditions and the following disclaimer in the
  13  * documentation and/or other materials provided with the distribution.
  14  * 3. Neither the name of the copyright holders nor the
  15  * names of its contributors may be used to endorse or promote products
  16  * derived from this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
  19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  21  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
  22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  24  *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  */
  30
  31 sram_top = ORIGIN(sram) + LENGTH(sram);
  32 ENTRY(boot_entry)
  33
  34 SECTIONS
  35 {
  36   .text :
  37   {
  38     KEEP(*(.irq_vectors))
  39     *(.text*)
  40     *(.rodata*)
  41   } > flash
  42
  43   /*
  44    * More information about Special Section Indexes is available in the
  45    * free "ELF for the ARM Architecture" document from ARM Limited
  46    * http://infocenter.arm.com/help/topic/com.arm.doc.ihi0044d/IHI0044D_aaelf.pdf
  47    *
  48    */
  49   .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } > flash
  50   __exidx_start = .;
  51   .ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) } > flash
  52   __exidx_end = .;
  53
  54   _etext = .;
  55
  56   .data : AT (__exidx_end)
  57   {
  58     _data = .;
  59     *(vtable)
  60     *(.data*)
  61     _edata = .;
  62   } > sram
  63
  64   /* zero initialized data */
  65   .bss :
  66   {
  67     _bss = .;
  68     *(.bss*)
  69     *(COMMON)
  70     _ebss = .;
  71   } > sram
  72
  73   end = .;
  74
  75   /* For GDB compatibility we decrease the top with 16 bytes */
  76   stack_entry = sram_top - 16;
  77 }