arch/hexagon/kernel/vmlinux.lds.S

   1 /*
   2  * Linker script for Hexagon kernel
   3  *
   4  * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 and
   8  * only version 2 as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18  * 02110-1301, USA.
  19  */
  20
  21 #define LOAD_OFFSET PAGE_OFFSET
  22
  23 #include <asm-generic/vmlinux.lds.h>
  24 #include <asm/asm-offsets.h>    /*  Most of the kernel defines are here  */
  25 #include <asm/mem-layout.h>     /*  except for page_offset  */
  26 #include <asm/cache.h>          /*  and now we're pulling cache line size  */
  27 OUTPUT_ARCH(hexagon)
  28 ENTRY(stext)
  29
  30 jiffies = jiffies_64;
  31
  32 /*
  33 See asm-generic/vmlinux.lds.h for expansion of some of these macros.
  34 See asm-generic/sections.h for seemingly required labels.
  35 */
  36
  37 #define PAGE_SIZE _PAGE_SIZE
  38
  39 /*  This LOAD_OFFSET is temporary for debugging on the simulator; it may change
  40     for hypervisor pseudo-physical memory.  */
  41
  42
  43 SECTIONS
  44 {
  45         . = PAGE_OFFSET + LOAD_ADDRESS;
  46
  47         __init_begin = .;
  48         HEAD_TEXT_SECTION
  49         INIT_TEXT_SECTION(PAGE_SIZE)
  50         PERCPU_SECTION(L1_CACHE_BYTES)
  51         __init_end = .;
  52
  53         . = ALIGN(_PAGE_SIZE);
  54         _stext = .;
  55         .text : AT(ADDR(.text) - LOAD_OFFSET) {
  56                 _text = .;
  57                 TEXT_TEXT
  58                 SCHED_TEXT
  59                 LOCK_TEXT
  60                 KPROBES_TEXT
  61                 *(.fixup)
  62         }
  63         _etext = .;
  64
  65         INIT_DATA_SECTION(PAGE_SIZE)
  66
  67         _sdata = .;
  68                 RW_DATA_SECTION(32,PAGE_SIZE,PAGE_SIZE)
  69                 RO_DATA_SECTION(PAGE_SIZE)
  70         _edata = .;
  71
  72         EXCEPTION_TABLE(16)
  73         NOTES
  74
  75         BSS_SECTION(_PAGE_SIZE, _PAGE_SIZE, _PAGE_SIZE)
  76
  77         _end = .;
  78
  79         /DISCARD/ : {
  80                 EXIT_TEXT
  81                 EXIT_DATA
  82                 EXIT_CALL
  83         }
  84
  85         STABS_DEBUG
  86         DWARF_DEBUG
  87
  88 }