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kern.ldscript revision 1.10
      1  1.5  uebayasi /*	$NetBSD: kern.ldscript,v 1.10 2015/08/23 08:57:25 uebayasi Exp $	*/
      2  1.1   thorpej 
      3  1.1   thorpej ENTRY(KERNEL_BASE_phys)
      4  1.1   thorpej SECTIONS
      5  1.1   thorpej {
      6  1.1   thorpej   /* Kernel start: */
      7  1.7  uebayasi   .start :
      8  1.1   thorpej   {
      9  1.1   thorpej     *(.start)
     10  1.7  uebayasi   }
     11  1.1   thorpej 
     12  1.1   thorpej   /* Read-only sections, merged into text segment: */
     13  1.7  uebayasi   .text :
     14  1.1   thorpej   {
     15  1.1   thorpej     *(.text)
     16  1.1   thorpej     *(.text.*)
     17  1.1   thorpej     *(.stub)
     18  1.1   thorpej     *(.glue_7t) *(.glue_7)
     19  1.1   thorpej     *(.rodata) *(.rodata.*)
     20  1.7  uebayasi   }
     21  1.1   thorpej   PROVIDE (__etext = .);
     22  1.1   thorpej   PROVIDE (_etext = .);
     23  1.1   thorpej   PROVIDE (etext = .);
     24  1.1   thorpej   /* Adjust the address for the data segment to start on the next page
     25  1.1   thorpej      boundary.  */
     26  1.1   thorpej   . = ALIGN(0x8000);
     27  1.1   thorpej   .data    :
     28  1.1   thorpej   {
     29  1.1   thorpej     __data_start = . ;
     30  1.1   thorpej     *(.data)
     31  1.1   thorpej     *(.data.*)
     32  1.1   thorpej   }
     33  1.3       uwe   .sdata     :
     34  1.1   thorpej   {
     35  1.5  uebayasi     *(.sdata)
     36  1.1   thorpej     *(.sdata.*)
     37  1.1   thorpej   }
     38  1.1   thorpej   _edata = .;
     39  1.1   thorpej   PROVIDE (edata = .);
     40  1.1   thorpej   __bss_start = .;
     41  1.1   thorpej   __bss_start__ = .;
     42  1.1   thorpej   .sbss      :
     43  1.1   thorpej   {
     44  1.1   thorpej     PROVIDE (__sbss_start = .);
     45  1.1   thorpej     PROVIDE (___sbss_start = .);
     46  1.1   thorpej     *(.dynsbss)
     47  1.1   thorpej     *(.sbss)
     48  1.1   thorpej     *(.sbss.*)
     49  1.1   thorpej     *(.scommon)
     50  1.1   thorpej     PROVIDE (__sbss_end = .);
     51  1.1   thorpej     PROVIDE (___sbss_end = .);
     52  1.1   thorpej   }
     53  1.1   thorpej   .bss       :
     54  1.1   thorpej   {
     55  1.6  uebayasi     *(.dynbss)
     56  1.6  uebayasi     *(.bss)
     57  1.6  uebayasi     *(.bss.*)
     58  1.6  uebayasi     *(COMMON)
     59  1.6  uebayasi     /* Align here to ensure that the .bss section occupies space up to
     60  1.6  uebayasi        _end.  Align after .bss to ensure correct alignment even if the
     61  1.6  uebayasi        .bss section disappears because there are no input sections.  */
     62  1.6  uebayasi     . = ALIGN(32 / 8);
     63  1.1   thorpej   }
     64  1.1   thorpej   . = ALIGN(32 / 8);
     65  1.1   thorpej   _end = .;
     66  1.1   thorpej   _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
     67  1.1   thorpej   PROVIDE (end = .);
     68  1.1   thorpej }
     69  1.7  uebayasi SECTIONS
     70  1.7  uebayasi {
     71  1.7  uebayasi   KERNEL_BASE_phys = 0x0000c000;
     72  1.7  uebayasi   KERNEL_BASE_virt = 0xf000c000;
     73  1.7  uebayasi 
     74  1.7  uebayasi   .start (KERNEL_BASE_phys) :
     75  1.7  uebayasi   {
     76  1.7  uebayasi     *(.start)
     77  1.7  uebayasi   } =0
     78  1.7  uebayasi 
     79  1.7  uebayasi   .text (KERNEL_BASE_virt + SIZEOF(.start)) :
     80  1.7  uebayasi   AT (LOADADDR(.start) + SIZEOF(.start))
     81  1.7  uebayasi   {
     82  1.7  uebayasi     *(.text)
     83  1.7  uebayasi   } =0
     84  1.8  uebayasi 
     85  1.8  uebayasi   .data :
     86  1.8  uebayasi   AT (LOADADDR(.text) + (ADDR(.data) - ADDR(.text)))
     87  1.8  uebayasi   {
     88  1.8  uebayasi     *(.data)
     89  1.8  uebayasi   }
     90  1.7  uebayasi }
     91