newlib/libgloss/msp430/msp430-sim.ld

/* Copyright (c) 2005,2008,2009,2011,2013 Red Hat, Inc. All rights reserved.

   This copyrighted material is made available to anyone wishing to use, modify,
   copy, or redistribute it subject to the terms and conditions of the BSD
   License.   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY expressed or implied, including the implied warranties
   of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  A copy of this license
   is available at http://www.opensource.org/licenses. Any Red Hat trademarks that
   are incorporated in the source code or documentation are not subject to the BSD
   License and may only be used or replicated with the express permission of
   Red Hat, Inc.
*/

/* Default linker script, for normal executables */
OUTPUT_ARCH(msp430)
ENTRY(_start)

/* Do we need any of these for elf?
   __DYNAMIC = 0;    */

MEMORY {
	RAM (w)      : ORIGIN = 0x00200, LENGTH = 0x0ee00
	RESETVEC (w) : ORIGIN = 0x0fffe, LENGTH = 0x00002
}

SECTIONS
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    KEEP (*(.preinit_array))
    PROVIDE (__preinit_array_end = .);
    PROVIDE (__init_array_start = .);
    KEEP (*(SORT(.init_array.*)))
    KEEP (*(.init_array))
    PROVIDE (__init_array_end = .);
    PROVIDE (__fini_array_start = .);
    KEEP (*(.fini_array))
    KEEP (*(SORT(.fini_array.*)))
    PROVIDE (__fini_array_end = .);
    LONG(0); /* Sentinel.  */

    /* gcc uses crtbegin.o to find the start of the constructors, so
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    KEEP (*(SORT(.ctors.*)))
    KEEP (*(.ctors))

    KEEP (*crtbegin*.o(.dtors))
    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
    KEEP (*(SORT(.dtors.*)))
    KEEP (*(.dtors))
  } > RAM

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  } > RAM

  .data : {
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    KEEP (*(.jcr))
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    *(.dynamic)

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    /* We want the small data sections together, so single-instruction offsets
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    PROVIDE (edata = .);
    PROVIDE (__dataend = .);
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  /* Note that crt0 assumes this is a multiple of two; all the
     start/stop symbols are also assumed word-aligned.  */
  PROVIDE(__romdatastart = LOADADDR(.data));
  PROVIDE (__romdatacopysize = SIZEOF(.data));

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    PROVIDE (__bssstart = .);
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    . = ALIGN(2);
    *(COMMON)
    . = ALIGN(2);
    PROVIDE (__bssend = .);
    _end = .;
    PROVIDE (end = .);
  } > RAM
  PROVIDE (__bsssize = SIZEOF(.bss));

  .stack (ORIGIN (RAM) + LENGTH(RAM)) :
  {
    PROVIDE (__stack = .);
    *(.stack)
  }

  /* The rest are all not normally part of the runtime image.  */

  .MP430.attributes 0 :
  {
    KEEP (*(.MSP430.attributes))
    KEEP (*(.gnu.attributes))
    KEEP (*(__TI_build_attributes))
  }

  /* Stabs debugging sections.  */
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  .stabstr       0 : { *(.stabstr) }
  .stab.excl     0 : { *(.stab.excl) }
  .stab.exclstr  0 : { *(.stab.exclstr) }
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  .line           0 : { *(.line) }
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  /* DWARF 2 */
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  /DISCARD/ : { *(.note.GNU-stack) }
}