Subversion Repositories openrisc_2011-10-31

/* Linker script forJMR 3904 board */

ENTRY(_start)

STARTUP(crt0.o)

OUTPUT_ARCH("mips:3000")

OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips")

GROUP(-lc -ljmr3904 -lgcc)

SEARCH_DIR(.)

__DYNAMIC  =  0;

PROVIDE (_mem_size = 0x100000); /* JMR3904 comes as standard with 512k of RAM */

                                /* but this is 1 Mb */

/* PROVIDE (__global = 0); */

/*

 * Initalize some symbols to be zero so we can reference them in the

 * crt0 without core dumping. These functions are all optional, but

 * we do this so we can have our crt0 always use them if they exist.

 * This is so BSPs work better when using the crt0 installed with gcc.

 * We have to initalize them twice, so we multiple object file

 * formats, as some prepend an underscore.

 */

PROVIDE (hardware_exit_hook = 0);

PROVIDE (hardware_hazard_hook = 0);

PROVIDE (hardware_init_hook = 0);

PROVIDE (software_init_hook = 0);

SECTIONS

{

  /* Load everything into DRAM, except for the stack.  Put stack in SRAM */

  . = 0x88000000;

      /* This is NOT the address which fits with the monitor from jmr. */

      /* It fits the Cygmon ROMS */

  .text : {

     _ftext = . ;

    KEEP (*(.init))

     eprol  =  .;

    *(.text)

    *(.text.*)

    *(.gnu.linkonce.t.*)

    *(.mips16.fn.*)

    *(.mips16.call.*)

    PROVIDE (__runtime_reloc_start = .);

    *(.rel.sdata)

    PROVIDE (__runtime_reloc_stop = .);

    KEEP (*(.fini))

     etext  =  .;

     _etext  =  .;

  }

  . = .;

  .rdata : {

    *(.rdata)

    *(.rodata)

    *(.rodata.*)

    *(.gnu.linkonce.r.*)

  }

   _fdata = ALIGN(16);

  .data : {

    *(.data)

    *(.data.*)

    *(.gnu.linkonce.d.*)

    CONSTRUCTORS

  }

  . = ALIGN(8);

  _gp = . + 0x8000;

  __global = _gp;

  .lit8 : {

    *(.lit8)

  }

  .lit4 : {

    *(.lit4)

  }

  .sdata : {

    *(.sdata)

    *(.sdata.*)

    *(.gnu.linkonce.s.*)

  }

  . = ALIGN(4);

   edata  =  .;

   _edata  =  .;

   _fbss = .;

  .sbss : {

    *(.sbss)

    *(.sbss.*)

    *(.gnu.linkonce.sb.*)

    *(.scommon)

  }

  .bss : {

    _bss_start = . ;

    *(.bss)

    *(.bss.*)

    *(.gnu.linkonce.b.*)

    *(COMMON)

  }

   end = .;

   _end = .;

   /* Put stack in SRAM (8 Kb); this size is the same as the stack from

      the original script (when everything was in SRAM). */

   __stack = 0x8000A000;

  /* 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) }

  .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) }

  .debug_ranges   0 : { *(.debug_ranges) }

  /* 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) }

}