xref: /netbsd-src/sys/arch/sparc/conf/kern.ldscript (revision 014425532669055787df0331b6c3600cbe505d13)
1*01442553Ssimonb/*	$NetBSD: kern.ldscript,v 1.13 2021/04/23 08:42:26 simonb Exp $	*/
25a533f95Suebayasi
35a533f95Suebayasi#undef sparc
4203c1019Spk
5203c1019Spk/*
6203c1019Spk * Kernel linker script for NetBSD/sparc.  This script is based on
7203c1019Spk * elf32_sparc.xn, but puts _etext after all of the read-only sections.
8203c1019Spk */
9203c1019Spk
10203c1019SpkOUTPUT_FORMAT("elf32-sparc", "elf32-sparc",
11203c1019Spk	      "elf32-sparc")
12203c1019SpkOUTPUT_ARCH(sparc)
13203c1019SpkENTRY(_start)
14203c1019Spk/* Do we need any of these for elf?
15203c1019Spk   __DYNAMIC = 0;    */
16203c1019SpkSECTIONS
17203c1019Spk{
18203c1019Spk  /* Read-only sections, merged into text segment: */
19b1998403Smartin  . = 0x10000 + SIZEOF_HEADERS;
20203c1019Spk  .text      :
21203c1019Spk  {
22203c1019Spk    *(.text)
23*01442553Ssimonb    *(.text.*)
24203c1019Spk    *(.stub)
25203c1019Spk    /* .gnu.warning sections are handled specially by elf32.em.  */
26203c1019Spk    *(.gnu.warning)
27203c1019Spk    *(.gnu.linkonce.t*)
28203c1019Spk  } =0
29203c1019Spk  .rodata    : { *(.rodata) *(.gnu.linkonce.r*) }
30203c1019Spk  .rodata1   : { *(.rodata1) }
31203c1019Spk  _etext = .;
32203c1019Spk  PROVIDE (etext = .);
33203c1019Spk  /* Adjust the address for the data segment.  We want to adjust up to
34203c1019Spk     the same address within the page on the next page up.  */
35203c1019Spk  . = ALIGN(0x10000) + (. & (0x10000 - 1));
36d713d112Spk  kernel_data_start = .;
37203c1019Spk  .data    :
38203c1019Spk  {
39203c1019Spk    *(.data)
40203c1019Spk    *(.gnu.linkonce.d*)
41203c1019Spk    CONSTRUCTORS
42203c1019Spk  }
43203c1019Spk  .data1   : { *(.data1) }
44203c1019Spk  .plt      : { *(.plt)	}
45203c1019Spk  .got           : { *(.got.plt) *(.got) }
46203c1019Spk  .dynamic       : { *(.dynamic) }
47203c1019Spk  /* We want the small data sections together, so single-instruction offsets
48203c1019Spk     can access them all, and initialized data all before uninitialized, so
49203c1019Spk     we can shorten the on-disk segment size.  */
50203c1019Spk  .sdata     : { *(.sdata) }
51203c1019Spk  _edata  =  .;
52203c1019Spk  PROVIDE (edata = .);
53203c1019Spk  __bss_start = .;
54203c1019Spk  .sbss      : { *(.sbss) *(.scommon) }
55203c1019Spk  .bss       :
56203c1019Spk  {
57203c1019Spk    *(.dynbss)
58203c1019Spk    *(.bss)
59203c1019Spk    *(COMMON)
60203c1019Spk  }
61203c1019Spk  . = ALIGN(32 / 8);
62203c1019Spk  _end = . ;
63203c1019Spk  PROVIDE (end = .);
64203c1019Spk}
65