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/*

Copyright (c) 2005,2008 Red Hat Incorporated.

All rights reserved.

Redistribution and use in source and binary forms, with or without

modification, are permitted provided that the following conditions are met:

    Redistributions of source code must retain the above copyright

    notice, this list of conditions and the following disclaimer.

    Redistributions in binary form must reproduce the above copyright

    notice, this list of conditions and the following disclaimer in the

    documentation and/or other materials provided with the distribution.

    The name of Red Hat Incorporated may not be used to endorse

    or promote products derived from this software without specific

    prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

DISCLAIMED.  IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY

DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

/* Default linker script, for normal executables */

OUTPUT_FORMAT("elf32-m32c", "elf32-m32c",

              "elf32-m32c")

OUTPUT_ARCH(m32c)

ENTRY(_start)

INPUT(-lm32cgloss)

/* Do we need any of these for elf?

   __DYNAMIC = 0;    */

MEMORY {

        RAM (w) : ORIGIN = RAMSTART, LENGTH = RAMSIZE

        ROM (r) : ORIGIN = ROMSTART, LENGTH = ROMSIZE

        VEC (r) : ORIGIN = VECSTART, LENGTH = 32

        RESETVEC (r) : ORIGIN = RESETSTART, LENGTH = 4

}

SECTIONS

{

  /* There are three cases we care about: First, RW data that must be

     in the low 64k.  This will always be copied from ROM.  Second, RO

     data that must be in the low 64k.  This may be copied from ROM if

     the ROM is above 64k.  Third, anything that does not need to be

     in the first 64k.  Chips normally only have two memory regions;

     low ram and either high or low rom.  We map the low rom needs

     into one of the actual regions.  */

  /* .text goes first so the rom image of ram data will follow it.  */

  .text           :

  {

    *(.text .stub .text.* .gnu.linkonce.t.*)

    KEEP (*(.text.*personality*))

    /* .gnu.warning sections are handled specially by elf32.em.  */

    *(.gnu.warning)

    *(.interp .hash .dynsym .dynstr .gnu.version*)

    PROVIDE (__etext = .);

    PROVIDE (_etext = .);

    PROVIDE (etext = .);

    . = ALIGN(2);

    PROVIDE(__romdatastart = .); /* IF_ROCOPY */

  } > ROM =0

  /* rodata will either be part of data, or will be in low rom.  So we

     might be spanning it, or we might not.  This lets us include it

     in our calculations when appropriate.  */

  .rodata : {

    . = ALIGN(2);

    PROVIDE(__datastart = .); /* IF_ROCOPY */

    *(.plt)

    KEEP (*(.init))

    KEEP (*(.fini))

    *(.rodata .rodata.* .gnu.linkonce.r.*)

    *(.rodata1)

    *(.eh_frame_hdr)

    KEEP (*(.eh_frame))

    KEEP (*(.gcc_except_table)) *(.gcc_except_table.*)

    . = ALIGN(2);

    PROVIDE(__romdatastart = .); /* IF_ROROM */

  } > LOWROM

  .data : {

    . = ALIGN(32 / 8);

    PROVIDE (__datastart = .); /* IF_ROROM */

    PROVIDE (__preinit_array_start = .);

    KEEP (*(.preinit_array))

    PROVIDE (__preinit_array_end = .);

    PROVIDE (__init_array_start = .);

    KEEP (*(.init_array))

    PROVIDE (__init_array_end = .);

    PROVIDE (__fini_array_start = .);

    KEEP (*(.fini_array))

    PROVIDE (__fini_array_end = .);

    /* gcc uses crtbegin.o to find the start of

       the constructors, so we make sure it is

       first.  Because this is a wildcard, it

       doesn't matter if the user does not

       actually link against crtbegin.o; the

       linker won't look for a file to match a

       wildcard.  The wildcard also means that it

       doesn't matter which directory crtbegin.o

       is in.  */

    KEEP (*crtbegin*.o(.ctors))

    /* We don't want to include the .ctor section from

       from the crtend.o file until after the sorted ctors.

       The .ctor section from the crtend file contains the

       end of ctors marker and it must be last */

    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))

    KEEP (*(SORT(.ctors.*)))

    KEEP (*(.ctors))

    KEEP (*crtbegin*.o(.dtors))

    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))

    KEEP (*(SORT(.dtors.*)))

    KEEP (*(.dtors))

    KEEP (*(.jcr))

    *(.data.rel.ro.local) *(.data.rel.ro*)

    *(.dynamic)

    *(.data .data.* .gnu.linkonce.d.*)

    KEEP (*(.gnu.linkonce.d.*personality*))

    SORT(CONSTRUCTORS)

    *(.data1)

    *(.got.plt) *(.got)

    PROVIDE (__var_vect_start = .);

    *(.var_vects)

    . = ALIGN(2);

    _edata = .;

    PROVIDE (edata = .);

    PROVIDE (__dataend = .);

  } > RAM AT>ROM

  /* Note that __romdatacopysize may be ZERO for the simulator, which

     knows how to intialize RAM directly.  It should ONLY be used for

     copying data from ROM to RAM; if you need to know the size of the

     data section, subtract the end symbol from the start symbol.  */

  /* Note that crt0 assumes this is even; all the start/stop symbols

     are also assumed word-aligned.  */

  PROVIDE (__romdatacopysize = SIZEOF(.rodata) + SIZEOF(.data));

  .bss : {

    . = ALIGN(2);

    PROVIDE (__bssstart = .);

    *(.dynbss)

    *(.bss .bss.* .gnu.linkonce.b.*)

    *(COMMON)

    . = ALIGN(2);

    PROVIDE (__bssend = .);

    _end = .;

    PROVIDE (end = .);

  } > RAM

  PROVIDE (__bsssize = SIZEOF(.bss));

  .stack (RAMSTART + RAMSIZE - 2) :

  {

    PROVIDE (__stack = .);

    *(.stack)

  }

  .vec : {

    *(.vec)

  } > VEC

  .resetvec : {

    *(.resetvec)

  } > RESETVEC

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

  /* Stabs debugging sections.  */

  .stab          0 : { *(.stab) }

  .stabstr       0 : { *(.stabstr) }

  .stab.excl     0 : { *(.stab.excl) }

  .stab.exclstr  0 : { *(.stab.exclstr) }

  .stab.index    0 : { *(.stab.index) }

  .stab.indexstr 0 : { *(.stab.indexstr) }

  .comment       0 : { *(.comment) }

  /* DWARF debug sections.

     Symbols in the DWARF debugging sections are relative to the beginning

     of the section so we begin them at 0.  */

  /* DWARF 1 */

  .debug          0 : { *(.debug) }

  .line           0 : { *(.line) }

  /* GNU DWARF 1 extensions */

  .debug_srcinfo  0 : { *(.debug_srcinfo) }

  .debug_sfnames  0 : { *(.debug_sfnames) }

  /* DWARF 1.1 and DWARF 2 */

  .debug_aranges  0 : { *(.debug_aranges) }

  .debug_pubnames 0 : { *(.debug_pubnames) }

  /* DWARF 2 */

  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }

  .debug_abbrev   0 : { *(.debug_abbrev) }

  .debug_line     0 : { *(.debug_line) }

  .debug_frame    0 : { *(.debug_frame) }

  .debug_str      0 : { *(.debug_str) }

  .debug_loc      0 : { *(.debug_loc) }

  .debug_macinfo  0 : { *(.debug_macinfo) }

  /* SGI/MIPS DWARF 2 extensions */

  .debug_weaknames 0 : { *(.debug_weaknames) }

  .debug_funcnames 0 : { *(.debug_funcnames) }

  .debug_typenames 0 : { *(.debug_typenames) }

  .debug_varnames  0 : { *(.debug_varnames) }

  /DISCARD/ : { *(.note.GNU-stack) }

}