arch/m68k/kernel/vmlinux.lds_no.S

   1 /*
   2  *      vmlinux.lds.S -- master linker script for m68knommu arch
   3  *
   4  *      (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com>
   5  *
   6  *      This linker script is equipped to build either ROM loaded or RAM
   7  *      run kernels.
   8  */
   9
  10 #include <asm-generic/vmlinux.lds.h>
  11 #include <asm/page.h>
  12 #include <asm/thread_info.h>
  13
  14 #if defined(CONFIG_RAMKERNEL)
  15 #define RAM_START       CONFIG_KERNELBASE
  16 #define RAM_LENGTH      (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
  17 #define TEXT            ram
  18 #define DATA            ram
  19 #define INIT            ram
  20 #define BSSS            ram
  21 #endif
  22 #if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
  23 #define RAM_START       CONFIG_RAMBASE
  24 #define RAM_LENGTH      CONFIG_RAMSIZE
  25 #define ROMVEC_START    CONFIG_ROMVEC
  26 #define ROMVEC_LENGTH   CONFIG_ROMVECSIZE
  27 #define ROM_START       CONFIG_ROMSTART
  28 #define ROM_LENGTH      CONFIG_ROMSIZE
  29 #define TEXT            rom
  30 #define DATA            ram
  31 #define INIT            ram
  32 #define BSSS            ram
  33 #endif
  34
  35 #ifndef DATA_ADDR
  36 #define DATA_ADDR
  37 #endif
  38
  39
  40 OUTPUT_ARCH(m68k)
  41 ENTRY(_start)
  42
  43 MEMORY {
  44         ram     : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
  45 #ifdef ROM_START
  46         romvec  : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
  47         rom     : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
  48 #endif
  49 }
  50
  51 jiffies = jiffies_64 + 4;
  52
  53 SECTIONS {
  54
  55 #ifdef ROMVEC_START
  56         . = ROMVEC_START ;
  57         .romvec : {
  58                 __rom_start = . ;
  59                 _romvec = .;
  60                 *(.data..initvect)
  61         } > romvec
  62 #endif
  63
  64         .text : {
  65                 _text = .;
  66                 _stext = . ;
  67                 HEAD_TEXT
  68                 TEXT_TEXT
  69                 SCHED_TEXT
  70                 LOCK_TEXT
  71                 *(.text..lock)
  72
  73                 . = ALIGN(16);          /* Exception table              */
  74                 __start___ex_table = .;
  75                 *(__ex_table)
  76                 __stop___ex_table = .;
  77
  78                 *(.rodata) *(.rodata.*)
  79                 *(__vermagic)           /* Kernel version magic */
  80                 *(__markers_strings)
  81                 *(.rodata1)
  82                 *(.rodata.str1.1)
  83
  84                 /* Kernel symbol table: Normal symbols */
  85                 . = ALIGN(4);
  86                 __start___ksymtab = .;
  87                 *(__ksymtab)
  88                 __stop___ksymtab = .;
  89
  90                 /* Kernel symbol table: GPL-only symbols */
  91                 __start___ksymtab_gpl = .;
  92                 *(__ksymtab_gpl)
  93                 __stop___ksymtab_gpl = .;
  94
  95                 /* Kernel symbol table: Normal unused symbols */
  96                 __start___ksymtab_unused = .;
  97                 *(__ksymtab_unused)
  98                 __stop___ksymtab_unused = .;
  99
 100                 /* Kernel symbol table: GPL-only unused symbols */
 101                 __start___ksymtab_unused_gpl = .;
 102                 *(__ksymtab_unused_gpl)
 103                 __stop___ksymtab_unused_gpl = .;
 104
 105                 /* Kernel symbol table: GPL-future symbols */
 106                 __start___ksymtab_gpl_future = .;
 107                 *(__ksymtab_gpl_future)
 108                 __stop___ksymtab_gpl_future = .;
 109
 110                 /* Kernel symbol table: Normal symbols */
 111                 __start___kcrctab = .;
 112                 *(__kcrctab)
 113                 __stop___kcrctab = .;
 114
 115                 /* Kernel symbol table: GPL-only symbols */
 116                 __start___kcrctab_gpl = .;
 117                 *(__kcrctab_gpl)
 118                 __stop___kcrctab_gpl = .;
 119
 120                 /* Kernel symbol table: Normal unused symbols */
 121                 __start___kcrctab_unused = .;
 122                 *(__kcrctab_unused)
 123                 __stop___kcrctab_unused = .;
 124
 125                 /* Kernel symbol table: GPL-only unused symbols */
 126                 __start___kcrctab_unused_gpl = .;
 127                 *(__kcrctab_unused_gpl)
 128                 __stop___kcrctab_unused_gpl = .;
 129
 130                 /* Kernel symbol table: GPL-future symbols */
 131                 __start___kcrctab_gpl_future = .;
 132                 *(__kcrctab_gpl_future)
 133                 __stop___kcrctab_gpl_future = .;
 134
 135                 /* Kernel symbol table: strings */
 136                 *(__ksymtab_strings)
 137
 138                 /* Built-in module parameters */
 139                 . = ALIGN(4) ;
 140                 __start___param = .;
 141                 *(__param)
 142                 __stop___param = .;
 143
 144                 /* Built-in module versions */
 145                 . = ALIGN(4) ;
 146                 __start___modver = .;
 147                 *(__modver)
 148                 __stop___modver = .;
 149
 150                 . = ALIGN(4) ;
 151                 _etext = . ;
 152         } > TEXT
 153
 154         .data DATA_ADDR : {
 155                 . = ALIGN(4);
 156                 _sdata = . ;
 157                 DATA_DATA
 158                 CACHELINE_ALIGNED_DATA(32)
 159                 PAGE_ALIGNED_DATA(PAGE_SIZE)
 160                 *(.data..shared_aligned)
 161                 INIT_TASK_DATA(THREAD_SIZE)
 162                 _edata = . ;
 163         } > DATA
 164
 165         .init.text : {
 166                 . = ALIGN(PAGE_SIZE);
 167                 __init_begin = .;
 168         } > INIT
 169         INIT_TEXT_SECTION(PAGE_SIZE) > INIT
 170         INIT_DATA_SECTION(16) > INIT
 171         .init.data : {
 172                 . = ALIGN(PAGE_SIZE);
 173                 __init_end = .;
 174         } > INIT
 175
 176         .bss : {
 177                 . = ALIGN(4);
 178                 _sbss = . ;
 179                 *(.bss)
 180                 *(COMMON)
 181                 . = ALIGN(4) ;
 182                 _ebss = . ;
 183                 _end = . ;
 184         } > BSSS
 185
 186         DISCARDS
 187 }
 188