ldscript from openmsp430 project

diff --git a/msp4th/ldscript_omsp b/msp4th/ldscript_omsp
new file mode 100644 (file)
index 0000000..97b828c
--- /dev/null
+++ b/msp4th/ldscript_omsp
@@ -0,0 +1,218 @@
+/* Default linker script, for normal executables */
+OUTPUT_FORMAT("elf32-msp430")
+OUTPUT_ARCH("msp430")
+MEMORY {
+  sfr              : ORIGIN = 0x0000, LENGTH = 0x0010
+  peripheral_8bit  : ORIGIN = 0x0010, LENGTH = 0x00f0
+  peripheral_16bit : ORIGIN = 0x0100, LENGTH = 0x0100
+
+  ram (wx)         : ORIGIN = 0x0200, LENGTH = 128
+  rom (rx)         : ORIGIN = 0xf800, LENGTH = 2048-32
+
+  vectors          : ORIGIN = 0xffe0, LENGTH = 32
+
+  /* Remaining banks are absent */
+  bsl              : ORIGIN = 0x0000, LENGTH = 0x0000
+  infomem          : ORIGIN = 0x0000, LENGTH = 0x0000
+  infob            : ORIGIN = 0x0000, LENGTH = 0x0000
+  infoa            : ORIGIN = 0x0000, LENGTH = 0x0000
+  infoc            : ORIGIN = 0x0000, LENGTH = 0x0000
+  infod            : ORIGIN = 0x0000, LENGTH = 0x0000
+  ram2 (wx)        : ORIGIN = 0x0000, LENGTH = 0x0000
+  ram_mirror (wx)  : ORIGIN = 0x0000, LENGTH = 0x0000
+  usbram (wx)      : ORIGIN = 0x0000, LENGTH = 0x0000
+  far_rom          : ORIGIN = 0x00000000, LENGTH = 0x00000000
+}
+
+REGION_ALIAS("REGION_TEXT", rom);
+REGION_ALIAS("REGION_DATA", ram);
+REGION_ALIAS("REGION_FAR_ROM", far_rom);
+__WDTCTL = 0x0120;
+__MPY    = 0x0130;
+__MPYS   = 0x0132;
+__MAC    = 0x0134;
+__MACS   = 0x0136;
+__OP2    = 0x0138;
+__RESLO  = 0x013A;
+__RESHI  = 0x013C;
+__SUMEXT = 0x013E;
+
+SECTIONS
+{
+  /* Read-only sections, merged into text segment.  */
+  .hash            : { *(.hash)          }
+  .dynsym          : { *(.dynsym)        }
+  .dynstr          : { *(.dynstr)        }
+  .gnu.version     : { *(.gnu.version)   }
+  .gnu.version_d   : { *(.gnu.version_d) }
+  .gnu.version_r   : { *(.gnu.version_r) }
+  .rel.init      : { *(.rel.init)  }
+  .rela.init     : { *(.rela.init) }
+  .rel.fini      : { *(.rel.fini)  }
+  .rela.fini     : { *(.rela.fini) }
+  .rel.text      : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)        }
+  .rela.text     : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)     }
+  .rel.rodata    : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)    }
+  .rela.rodata   : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
+  .rel.data      : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)        }
+  .rela.data     : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)     }
+  .rel.bss       : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)          }
+  .rela.bss      : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)       }
+  .rel.ctors     : { *(.rel.ctors)  }
+  .rela.ctors    : { *(.rela.ctors) }
+  .rel.dtors     : { *(.rel.dtors)  }
+  .rela.dtors    : { *(.rela.dtors) }
+  .rel.got       : { *(.rel.got)    }
+  .rela.got      : { *(.rela.got)   }
+  .rel.plt       : { *(.rel.plt)    }
+  .rela.plt      : { *(.rela.plt)   }
+  .text :
+  {
+     . = ALIGN(2);
+     KEEP(*(.init .init.*))
+     KEEP(*(.init0))  /* Start here after reset.               */
+     KEEP(*(.init1))  /* User definable.                       */
+     KEEP(*(.init2))  /* Initialize stack.                     */
+     KEEP(*(.init3))  /* Initialize hardware, user definable.  */
+     KEEP(*(.init4))  /* Copy data to .data, clear bss.        */
+     KEEP(*(.init5))  /* User definable.                       */
+     KEEP(*(.init6))  /* C++ constructors.                     */
+     KEEP(*(.init7))  /* User definable.                       */
+     KEEP(*(.init8))  /* User definable.                       */
+     KEEP(*(.init9))  /* Call main().                          */
+     KEEP(*(.fini9))  /* Falls into here after main(). User definable.  */
+     KEEP(*(.fini8))  /* User definable.                           */
+     KEEP(*(.fini7))  /* User definable.                           */
+     KEEP(*(.fini6))  /* C++ destructors.                          */
+     KEEP(*(.fini5))  /* User definable.                           */
+     KEEP(*(.fini4))  /* User definable.                           */
+     KEEP(*(.fini3))  /* User definable.                           */
+     KEEP(*(.fini2))  /* User definable.                           */
+     KEEP(*(.fini1))  /* User definable.                           */
+     KEEP(*(.fini0))  /* Infinite loop after program termination.  */
+     KEEP(*(.fini .fini.*))
+     . = ALIGN(2);
+     __ctors_start = . ;
+     KEEP(*(.ctors))
+     __ctors_end = . ;
+     __dtors_start = . ;
+     KEEP(*(.dtors))
+     __dtors_end = . ;
+     . = ALIGN(2);
+    *(.text .text.* .gnu.linkonce.t.*)
+     . = ALIGN(2);
+  }  > REGION_TEXT
+  .rodata   :
+  {
+     . = ALIGN(2);
+    *(.rodata .rodata.* .gnu.linkonce.r.*)
+     . = ALIGN(2);
+  }  > REGION_TEXT
+   _etext = .; /* Past last read-only (loadable) segment */
+  .data   :
+  {
+     . = ALIGN(2);
+     PROVIDE (__data_start = .) ;
+    *(.data .data.* .gnu.linkonce.d.*)
+     . = ALIGN(2);
+     _edata = . ;  /* Past last read-write (loadable) segment */
+  }  > REGION_DATA AT > REGION_TEXT
+   PROVIDE (__data_load_start = LOADADDR(.data) );
+   PROVIDE (__data_size = SIZEOF(.data) );
+  .bss   :
+  {
+     PROVIDE (__bss_start = .) ;
+    *(.bss .bss.*)
+    *(COMMON)
+     . = ALIGN(2);
+     PROVIDE (__bss_end = .) ;
+  }  > REGION_DATA
+   PROVIDE (__bss_size = SIZEOF(.bss) );
+  .noinit   :
+  {
+     PROVIDE (__noinit_start = .) ;
+    *(.noinit .noinit.*)
+     . = ALIGN(2);
+     PROVIDE (__noinit_end = .) ;
+  }  > REGION_DATA
+   . = ALIGN(2);
+   _end = . ;   /* Past last write (loadable) segment */
+  .infomem   :
+  {
+    *(.infomem)
+     . = ALIGN(2);
+    *(.infomem.*)
+  }  > infomem
+  .infomemnobits   :
+  {
+    *(.infomemnobits)
+     . = ALIGN(2);
+    *(.infomemnobits.*)
+  }  > infomem
+  .infoa   :
+  {
+    *(.infoa .infoa.*)
+  }  > infoa
+  .infob   :
+  {
+    *(.infob .infob.*)
+  }  > infob
+  .infoc   :
+  {
+    *(.infoc .infoc.*)
+  }  > infoc
+  .infod   :
+  {
+    *(.infod .infod.*)
+  }  > infod
+  .vectors  :
+  {
+     PROVIDE (__vectors_start = .) ;
+    KEEP(*(.vectors*))
+     _vectors_end = . ;
+  }  > vectors
+  .fartext :
+  {
+     . = ALIGN(2);
+    *(.fartext)
+     . = ALIGN(2);
+    *(.fartext.*)
+     _efartext = .;
+  }  > REGION_FAR_ROM
+  /* Stabs for profiling information*/
+  .profiler 0 : { *(.profiler) }
+  /* 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) }
+  /* DWARF 3 */
+  .debug_pubtypes 0 : { *(.debug_pubtypes) }
+  .debug_ranges   0 : { *(.debug_ranges) }
+   PROVIDE (__stack = ORIGIN(ram) + LENGTH(ram));
+   PROVIDE (__data_start_rom = _etext);
+   PROVIDE (__data_end_rom   = _etext + SIZEOF (.data));
+}