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ldscript revision 1.2 
      1 /*	$NetBSD: ldscript,v 1.2 2004/12/24 16:17:27 joff Exp $	*/
      2 
      3 OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
      4 	      "elf32-littlearm")
      5 
      6 OUTPUT_ARCH(arm)
      7 ENTRY(FLASH)
      8 
      9 MEMORY
     10 {
     11   /* We will locate the .text section in flash, and will run directly
     12      from there just long enough to relocate our .text and .data into
     13      a small chunk of SDRAM starting at (SDRAM + 1M).  */
     14   flash : o = 0x00000000, l = 16M
     15   sdram : o = 0x30000000, l = 1M	/* kernel loads at 0x30200000 */
     16 }
     17 
     18 SECTIONS
     19 {
     20   FLASH = 0x00000000;
     21   SDRAM = 0x30000000;
     22 
     23   /* Read-only sections, merged into text segment: */
     24   /* __text_store = FLASH; */
     25   .text      :
     26   AT (FLASH)
     27   {
     28     *(.vectors)
     29     __text_store = . - SDRAM;
     30     *(.text)
     31     *(.text.*)
     32     *(.stub)
     33     *(.glue_7t) *(.glue_7)
     34     *(.rodata) *(.rodata.*)
     35   } > sdram = 0
     36   PROVIDE (__etext = .);
     37   PROVIDE (_etext = .);
     38   PROVIDE (etext = .);
     39   __data_store = FLASH + SIZEOF(.text);
     40   .data    :
     41   AT (LOADADDR(.text) + SIZEOF(.text))
     42   {
     43     __data_start = . ;
     44     *(.data)
     45     *(.data.*)
     46   } > sdram
     47   .sdata     :
     48   AT (LOADADDR(.data) + SIZEOF(.data))
     49   {
     50     *(.sdata)
     51     *(.sdata.*)
     52     . = ALIGN(32 / 8);
     53   } > sdram
     54   _edata = .;
     55   PROVIDE (edata = .);
     56   __bss_start = .;
     57   __bss_start__ = .;
     58   .sbss      :
     59   {
     60     PROVIDE (__sbss_start = .);
     61     PROVIDE (___sbss_start = .);
     62     *(.dynsbss)
     63     *(.sbss)
     64     *(.sbss.*)
     65     *(.scommon)
     66     PROVIDE (__sbss_end = .);
     67     PROVIDE (___sbss_end = .);
     68   } > sdram
     69   .bss       :
     70   {
     71     *(.dynbss)
     72     *(.bss)
     73     *(.bss.*)
     74     *(COMMON)
     75     /* Align here to ensure that the .bss section occupies space up to
     76        _end.  Align after .bss to ensure correct alignment even if the
     77        .bss section disappears because there are no input sections.  */
     78     . = ALIGN(32 / 8);
     79   } > sdram
     80   . = ALIGN(32 / 8);
     81   _end = .;
     82   _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
     83   PROVIDE (end = .);
     84   /* .image   (FLASH + SIZEOF(.text) + SIZEOF(.data) + SIZEOF(.sdata)) : */
     85   .image   (FLASH + SIZEOF(.text) + SIZEOF(.data) + SIZEOF(.sdata)) :
     86   AT (LOADADDR(.sdata) + SIZEOF(.sdata))
     87   {
     88     *(.image)
     89   }
     90 
     91   __rom_size__ = LOADADDR(.image) + SIZEOF(.image);
     92 }
     93 
     94