Subversion Repositories neo430

/* ################################################################################################# */

/* # < NEO430 MSP430GCC linker script >                                                            # */

/* # ********************************************************************************************* # */

/* # BSD 3-Clause License                                                                          # */

/* #                                                                                               # */

/* # Copyright (c) 2020, Stephan Nolting. All rights reserved.                                     # */

/* #                                                                                               # */

/* # Redistribution and use in source and binary forms, with or without modification, are          # */

/* # permitted provided that the following conditions are met:                                     # */

/* #                                                                                               # */

/* # 1. Redistributions of source code must retain the above copyright notice, this list of        # */

/* #    conditions and the following disclaimer.                                                   # */

/* #                                                                                               # */

/* # 2. 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.                                                            # */

/* #                                                                                               # */

/* # 3. Neither the name of the copyright holder nor the names of its contributors may 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 THE    # */

/* # COPYRIGHT HOLDER OR CONTRIBUTORS 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.                                                            # */

/* # ********************************************************************************************* # */

/* # The NEO430 Processor - https://github.com/stnolting/neo430                                    # */

/* ################################################################################################# */

OUTPUT_ARCH(msp430)

/* Relevant address space layout */

MEMORY

{

  rom  (rx) : ORIGIN = 0x0000, LENGTH = 0x1000

  ram (rwx) : ORIGIN = 0xC008, LENGTH = 0x0800 - 8

}

/* Final executable layout */

SECTIONS

{

  .text :

  {

    . = ALIGN(2);

    PROVIDE(__text_start = .);

    PROVIDE(__textstart = .);

    KEEP(crt0.elf(.text)); /* start-up/termination code */

    *(.init .init.*);

    *(.init0); /* Start here after reset. */

    *(.init1); /* User definable */

    *(.init2); /* Initialize stack */

    *(.init3); /* Initialize hardware */

    *(.init4); /* Copy data to .data, clear bss */

    *(.init5); /* User definable. */

    *(.init6); /* C++ constructors. */

    *(.init7); /* User definable. */

    *(.init8); /* User definable. */

    *(.init9); /* Call main(). */

    *(.fini9); /* Falls into here after main(). User definable. */

    *(.fini8); /* User definable. */

    *(.fini7); /* User definable. */

    *(.fini6); /* C++ destructors. */

    *(.fini5); /* User definable. */

    *(.fini4); /* User definable. */

    *(.fini3); /* User definable. */

    *(.fini2); /* User definable. */

    *(.fini1); /* User definable. */

    *(.fini0); /* Infinite loop after program termination. */

    *(.fini .fini.*);

    . = ALIGN(2);

    __ctors_start = .;

    KEEP(*(.ctors));

    __ctors_end = .;

    __dtors_start = .;

    KEEP(*(.dtors));

    __dtors_end = .;

    . = ALIGN(2);

    *(.text .text.*);

    *(.near.text .near.text.*);

    . = ALIGN(2);

    PROVIDE(__text_end = .);

    PROVIDE(__textend = .);

  } > rom

  .rodata :

  {

    . = ALIGN(2);

    PROVIDE(__rodata_start = .);

    PROVIDE(__rodatastart = .);

    *(.plt);

    . = ALIGN(2);

    *(.lower.rodata.* .lower.rodata)

    . = ALIGN(2);

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

    . = ALIGN(2);

    *(.either.rodata.* .either.rodata)

    . = ALIGN(2);

    *(.rodata1)

    . = ALIGN(2);

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

    PROVIDE (__preinit_array_start = .);

    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 = .);

    PROVIDE(__rodata_end = .);

    PROVIDE(__rodataend = .);

  } > rom

  _etext = .; /* Past last read-only (loadable) segment */

    /* ----------------------------------- */

  .data :

  {

    . = ALIGN(2);

    PROVIDE(__data_start = .);

    PROVIDE(__datastart = .);

    *(.lower.data.* .lower.data)

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

    *(.either.data.* .either.data)

    KEEP (*(.jcr))

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

    *(.dynamic)

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

    SORT(CONSTRUCTORS)

    *(.data1)

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

    . = ALIGN(2);

    *(.sdata .sdata.* .gnu.linkonce.s.* D_2 D_1)

    . = ALIGN(2);

    _edata = .;

    PROVIDE(edata = .);

    PROVIDE(__data_end = .);

    PROVIDE(__dataend = .);

  } > ram AT > rom

    /* ----------------------------------- */

  .bss :

  {

    . = ALIGN(2);

    PROVIDE(__bss_start = .);

    PROVIDE(__bssstart = .);

    *(.lower.bss.* .lower.bss)

    *(.dynbss);

    *(.sbss .sbss.*);

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

    *(.either.bss.* .either.bss)

    . = ALIGN(2);

    *(COMMON);

    . = ALIGN(2);

    PROVIDE(__bss_end = .);

    PROVIDE(__bssend = .);

  } > ram

  .noinit (NOLOAD):

  {

    . = ALIGN(2);

    *(.noinit)

    . = ALIGN(2);

    PROVIDE(__noinit_end = .);

    end = .;

  } > ram

  .MP430.attributes 0 :

  {

    KEEP (*(.MSP430.attributes))

    KEEP (*(.gnu.attributes))

    KEEP (*(__TI_build_attributes))

  }

  /* 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_line.* .debug_line_end ) }

  .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) }

PROVIDE(__data_start_rom  = _etext);

PROVIDE(__data_end_rom    = _etext + SIZEOF(.data));

PROVIDE(__romdatastart    = __data_start_rom);

PROVIDE(__romdatacopysize = SIZEOF(.data));

PROVIDE(__bsssize         = SIZEOF(.bss));

}