add msp430 linker

1 files changed, 315 insertions, 0 deletions

diff --git a/msp430g2553.ld b/msp430g2553.ld
new file mode 100644
index 0000000..0845667
--- /dev/null
+++ b/msp430g2553.ld
@@ -0,0 +1,315 @@
+/* ============================================================================ */
+/* Copyright (c) 2021, Texas Instruments 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.     */
+/*                                                                              */
+/*  *  Neither the name of Texas Instruments Incorporated 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 OWNER 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.                          */
+/* ============================================================================ */
+
+/* This file supports MSP430G2553 devices. */
+/* Version: 1.212 */
+/* Default linker script, for normal executables */
+
+OUTPUT_ARCH(msp430)
+ENTRY(_start)
+
+MEMORY {
+  SFR              : ORIGIN = 0x0000, LENGTH = 0x0010 /* END=0x0010, size 16 */
+  RAM              : ORIGIN = 0x0200, LENGTH = 0x0200 /* END=0x03FF, size 512 */
+  INFOMEM          : ORIGIN = 0x1000, LENGTH = 0x0100 /* END=0x10FF, size 256 as 4 64-byte segments */
+  INFOA            : ORIGIN = 0x10C0, LENGTH = 0x0040 /* END=0x10FF, size 64 */
+  INFOB            : ORIGIN = 0x1080, LENGTH = 0x0040 /* END=0x10BF, size 64 */
+  INFOC            : ORIGIN = 0x1040, LENGTH = 0x0040 /* END=0x107F, size 64 */
+  INFOD            : ORIGIN = 0x1000, LENGTH = 0x0040 /* END=0x103F, size 64 */
+  ROM (rx)         : ORIGIN = 0xC000, LENGTH = 0x3FDE /* END=0xFFDD, size 16350 */
+  BSLSIGNATURE     : ORIGIN = 0xFFDE, LENGTH = 0x0002
+  VECT1            : ORIGIN = 0xFFE0, LENGTH = 0x0002
+  VECT2            : ORIGIN = 0xFFE2, LENGTH = 0x0002
+  VECT3            : ORIGIN = 0xFFE4, LENGTH = 0x0002
+  VECT4            : ORIGIN = 0xFFE6, LENGTH = 0x0002
+  VECT5            : ORIGIN = 0xFFE8, LENGTH = 0x0002
+  VECT6            : ORIGIN = 0xFFEA, LENGTH = 0x0002
+  VECT7            : ORIGIN = 0xFFEC, LENGTH = 0x0002
+  VECT8            : ORIGIN = 0xFFEE, LENGTH = 0x0002
+  VECT9            : ORIGIN = 0xFFF0, LENGTH = 0x0002
+  VECT10           : ORIGIN = 0xFFF2, LENGTH = 0x0002
+  VECT11           : ORIGIN = 0xFFF4, LENGTH = 0x0002
+  VECT12           : ORIGIN = 0xFFF6, LENGTH = 0x0002
+  VECT13           : ORIGIN = 0xFFF8, LENGTH = 0x0002
+  VECT14           : ORIGIN = 0xFFFA, LENGTH = 0x0002
+  VECT15           : ORIGIN = 0xFFFC, LENGTH = 0x0002
+  RESETVEC         : ORIGIN = 0xFFFE, LENGTH = 0x0002
+}
+
+SECTIONS
+{
+  .bslsignature       : {} > BSLSIGNATURE
+  __interrupt_vector_1   : { KEEP (*(__interrupt_vector_1 )) KEEP (*(__interrupt_vector_trapint)) } > VECT1
+  __interrupt_vector_2   : { KEEP (*(__interrupt_vector_2 )) } > VECT2
+  __interrupt_vector_3   : { KEEP (*(__interrupt_vector_3 )) KEEP (*(__interrupt_vector_port1)) } > VECT3
+  __interrupt_vector_4   : { KEEP (*(__interrupt_vector_4 )) KEEP (*(__interrupt_vector_port2)) } > VECT4
+  __interrupt_vector_5   : { KEEP (*(__interrupt_vector_5 )) } > VECT5
+  __interrupt_vector_6   : { KEEP (*(__interrupt_vector_6 )) KEEP (*(__interrupt_vector_adc10)) } > VECT6
+  __interrupt_vector_7   : { KEEP (*(__interrupt_vector_7 )) KEEP (*(__interrupt_vector_usciab0tx)) } > VECT7
+  __interrupt_vector_8   : { KEEP (*(__interrupt_vector_8 )) KEEP (*(__interrupt_vector_usciab0rx)) } > VECT8
+  __interrupt_vector_9   : { KEEP (*(__interrupt_vector_9 )) KEEP (*(__interrupt_vector_timer0_a1)) } > VECT9
+  __interrupt_vector_10  : { KEEP (*(__interrupt_vector_10)) KEEP (*(__interrupt_vector_timer0_a0)) } > VECT10
+  __interrupt_vector_11  : { KEEP (*(__interrupt_vector_11)) KEEP (*(__interrupt_vector_wdt)) } > VECT11
+  __interrupt_vector_12  : { KEEP (*(__interrupt_vector_12)) KEEP (*(__interrupt_vector_comparatora)) } > VECT12
+  __interrupt_vector_13  : { KEEP (*(__interrupt_vector_13)) KEEP (*(__interrupt_vector_timer1_a1)) } > VECT13
+  __interrupt_vector_14  : { KEEP (*(__interrupt_vector_14)) KEEP (*(__interrupt_vector_timer1_a0)) } > VECT14
+  __interrupt_vector_15  : { KEEP (*(__interrupt_vector_15)) KEEP (*(__interrupt_vector_nmi)) } > VECT15
+  __reset_vector :
+  {
+    KEEP (*(__interrupt_vector_16))
+    KEEP (*(__interrupt_vector_reset))
+    KEEP (*(.resetvec))
+  } > RESETVEC
+
+  .rodata :
+  {
+    . = ALIGN(2);
+    *(.plt)
+    *(.rodata .rodata.* .gnu.linkonce.r.* .const .const:*)
+    *(.rodata1)
+    KEEP (*(.gcc_except_table)) *(.gcc_except_table.*)
+  } > ROM
+
+  /* Note: This is a separate .rodata section for sections which are
+     read only but which older linkers treat as read-write.
+     This prevents older linkers from marking the entire .rodata
+     section as read-write.  */
+  .rodata2 :
+  {
+    . = ALIGN(2);
+    PROVIDE (__preinit_array_start = .);
+    KEEP (*(.preinit_array))
+    PROVIDE (__preinit_array_end = .);
+    . = ALIGN(2);
+    PROVIDE (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array))
+    PROVIDE (__init_array_end = .);
+    . = ALIGN(2);
+    PROVIDE (__fini_array_start = .);
+    KEEP (*(.fini_array))
+    KEEP (*(SORT(.fini_array.*)))
+    PROVIDE (__fini_array_end = .);
+    /* . = ALIGN(2);
+    *(.eh_frame_hdr)
+    KEEP (*(.eh_frame)) */
+
+    /* 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 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))
+  } > ROM
+
+  .text :
+  {
+    . = ALIGN(2);
+    PROVIDE (_start = .);
+    KEEP (*(SORT(.crt_*)))
+    *(.lowtext .text .stub .text.* .gnu.linkonce.t.* .text:*)
+    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);
+    KEEP (*(.init))
+    KEEP (*(.fini))
+    KEEP (*(.tm_clone_table))
+  } > ROM
+
+  .data :
+  {
+    . = ALIGN(2);
+    PROVIDE (__datastart = .);
+
+    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)
+
+    /* We want the small data sections together, so single-instruction offsets
+       can access them all, and initialized data all before uninitialized, so
+       we can shorten the on-disk segment size.  */
+    . = ALIGN(2);
+    *(.sdata .sdata.* .gnu.linkonce.s.* D_2 D_1)
+
+    . = ALIGN(2);
+    _edata = .;
+    PROVIDE (edata = .);
+    PROVIDE (__dataend = .);
+  } > RAM AT>ROM
+
+  /* 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));
+
+  .bss :
+  {
+    . = ALIGN(2);
+    PROVIDE (__bssstart = .);
+    *(.dynbss)
+    *(.sbss .sbss.*)
+    *(.bss .bss.* .gnu.linkonce.b.*)
+    . = ALIGN(2);
+    *(COMMON)
+    PROVIDE (__bssend = .);
+  } > RAM
+  PROVIDE (__bsssize = SIZEOF(.bss));
+
+  /* This section contains data that is not initialised during load
+     or application reset.  */
+  .noinit (NOLOAD) :
+  {
+    . = ALIGN(2);
+    PROVIDE (__noinit_start = .);
+    *(.noinit)
+    . = ALIGN(2);
+    PROVIDE (__noinit_end = .);
+    end = .;
+  } > RAM
+
+  /* We create this section so that "end" will always be in the
+     RAM region (matching .stack below), even if the .bss
+     section is empty.  */
+  .heap (NOLOAD) :
+  {
+    . = ALIGN(2);
+    __heap_start__ = .;
+    _end = __heap_start__;
+    PROVIDE (end = .);
+    KEEP (*(.heap))
+    _end = .;
+    PROVIDE (end = .);
+    /* This word is here so that the section is not empty, and thus
+       not discarded by the linker.  The actual value does not matter
+       and is ignored.  */
+    LONG(0);
+    __heap_end__ = .;
+    __HeapLimit = __heap_end__;
+  } > RAM
+  /* WARNING: Do not place anything in RAM here.
+     The heap section must be the last section in RAM and the stack
+     section must be placed at the very end of the RAM region.  */
+
+  .stack (ORIGIN (RAM) + LENGTH(RAM)) :
+  {
+    PROVIDE (__stack = .);
+    *(.stack)
+  }
+
+  .infoA     : {} > INFOA              /* MSP430 INFO FLASH MEMORY SEGMENTS */
+  .infoB     : {} > INFOB
+  .infoC     : {} > INFOC
+  .infoD     : {} > INFOD
+
+  /* The rest are all not normally part of the runtime image.  */
+
+  .MSP430.attributes 0 :
+  {
+    KEEP (*(.MSP430.attributes))
+    KEEP (*(.gnu.attributes))
+    KEEP (*(__TI_build_attributes))
+  }
+
+  /* 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) }
+  /* DWARF 3 */
+  .debug_pubtypes 0 : { *(.debug_pubtypes) }
+  .debug_ranges   0 : { *(.debug_ranges) }
+  /* DWARF Extension.  */
+  .debug_macro    0 : { *(.debug_macro) }
+
+  /DISCARD/ : { *(.note.GNU-stack) }
+}
+
+
+/****************************************************************************/
+/* Include peripherals memory map                                           */
+/****************************************************************************/
+
+INCLUDE msp430g2553_symbols.ld
+