arch/m68knommu/kernel/vmlinux.lds.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 equiped to build either ROM loaded or RAM
   7  *      run kernels.
   8  */
   9
  10 #include <asm-generic/vmlinux.lds.h>
  11
  12 #if defined(CONFIG_RAMKERNEL)
  13 #define RAM_START       CONFIG_KERNELBASE
  14 #define RAM_LENGTH      (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
  15 #define TEXT            ram
  16 #define DATA            ram
  17 #define INIT            ram
  18 #define BSS             ram
  19 #endif
  20 #if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
  21 #define RAM_START       CONFIG_RAMBASE
  22 #define RAM_LENGTH      CONFIG_RAMSIZE
  23 #define ROMVEC_START    CONFIG_ROMVEC
  24 #define ROMVEC_LENGTH   CONFIG_ROMVECSIZE
  25 #define ROM_START       CONFIG_ROMSTART
  26 #define ROM_LENGTH      CONFIG_ROMSIZE
  27 #define TEXT            rom
  28 #define DATA            ram
  29 #define INIT            ram
  30 #define BSS             ram
  31 #endif
  32
  33 #ifndef DATA_ADDR
  34 #define DATA_ADDR
  35 #endif
  36
  37
  38 OUTPUT_ARCH(m68k)
  39 ENTRY(_start)
  40
  41 MEMORY {
  42         ram     : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
  43 #ifdef ROM_START
  44         romvec  : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
  45         rom     : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
  46 #endif
  47 }
  48
  49 jiffies = jiffies_64 + 4;
  50
  51 SECTIONS {
  52
  53 #ifdef ROMVEC_START
  54         . = ROMVEC_START ;
  55         .romvec : {
  56                 __rom_start = . ;
  57                 _romvec = .;
  58                 *(.data.initvect)
  59         } > romvec
  60 #endif
  61
  62         .text : {
  63                 _text = .;
  64                 _stext = . ;
  65                 TEXT_TEXT
  66                 SCHED_TEXT
  67                 LOCK_TEXT
  68                 *(.text.lock)
  69
  70                 . = ALIGN(16);          /* Exception table              */
  71                 __start___ex_table = .;
  72                 *(__ex_table)
  73                 __stop___ex_table = .;
  74
  75                 *(.rodata) *(.rodata.*)
  76                 *(__vermagic)           /* Kernel version magic */
  77                 *(__markers_strings)
  78                 *(.rodata1)
  79                 *(.rodata.str1.1)
  80
  81                 /* Kernel symbol table: Normal symbols */
  82                 . = ALIGN(4);
  83                 __start___ksymtab = .;
  84                 *(__ksymtab)
  85                 __stop___ksymtab = .;
  86
  87                 /* Kernel symbol table: GPL-only symbols */
  88                 __start___ksymtab_gpl = .;
  89                 *(__ksymtab_gpl)
  90                 __stop___ksymtab_gpl = .;
  91
  92                 /* Kernel symbol table: Normal unused symbols */
  93                 __start___ksymtab_unused = .;
  94                 *(__ksymtab_unused)
  95                 __stop___ksymtab_unused = .;
  96
  97                 /* Kernel symbol table: GPL-only unused symbols */
  98                 __start___ksymtab_unused_gpl = .;
  99                 *(__ksymtab_unused_gpl)
 100                 __stop___ksymtab_unused_gpl = .;
 101
 102                 /* Kernel symbol table: GPL-future symbols */
 103                 __start___ksymtab_gpl_future = .;
 104                 *(__ksymtab_gpl_future)
 105                 __stop___ksymtab_gpl_future = .;
 106
 107                 /* Kernel symbol table: Normal symbols */
 108                 __start___kcrctab = .;
 109                 *(__kcrctab)
 110                 __stop___kcrctab = .;
 111
 112                 /* Kernel symbol table: GPL-only symbols */
 113                 __start___kcrctab_gpl = .;
 114                 *(__kcrctab_gpl)
 115                 __stop___kcrctab_gpl = .;
 116
 117                 /* Kernel symbol table: GPL-future symbols */
 118                 __start___kcrctab_gpl_future = .;
 119                 *(__kcrctab_gpl_future)
 120                 __stop___kcrctab_gpl_future = .;
 121
 122                 /* Kernel symbol table: strings */
 123                 *(__ksymtab_strings)
 124
 125                 /* Built-in module parameters */
 126                 . = ALIGN(4) ;
 127                 __start___param = .;
 128                 *(__param)
 129                 __stop___param = .;
 130
 131                 . = ALIGN(4) ;
 132                 _etext = . ;
 133         } > TEXT
 134
 135         .data DATA_ADDR : {
 136                 . = ALIGN(4);
 137                 _sdata = . ;
 138                 DATA_DATA
 139                 . = ALIGN(8192) ;
 140                 *(.data.init_task)
 141                 _edata = . ;
 142         } > DATA
 143
 144         .init : {
 145                 . = ALIGN(4096);
 146                 __init_begin = .;
 147                 _sinittext = .;
 148                 INIT_TEXT
 149                 _einittext = .;
 150                 INIT_DATA
 151                 . = ALIGN(16);
 152                 __setup_start = .;
 153                 *(.init.setup)
 154                 __setup_end = .;
 155                 __initcall_start = .;
 156                 INITCALLS
 157                 __initcall_end = .;
 158                 __con_initcall_start = .;
 159                 *(.con_initcall.init)
 160                 __con_initcall_end = .;
 161                 __security_initcall_start = .;
 162                 *(.security_initcall.init)
 163                 __security_initcall_end = .;
 164 #ifdef CONFIG_BLK_DEV_INITRD
 165                 . = ALIGN(4);
 166                 __initramfs_start = .;
 167                 *(.init.ramfs)
 168                 __initramfs_end = .;
 169 #endif
 170                 . = ALIGN(4096);
 171                 __init_end = .;
 172         } > INIT
 173
 174         /DISCARD/ : {
 175                 EXIT_TEXT
 176                 EXIT_DATA
 177                 *(.exitcall.exit)
 178         }
 179
 180         .bss : {
 181                 . = ALIGN(4);
 182                 _sbss = . ;
 183                 *(.bss)
 184                 *(COMMON)
 185                 . = ALIGN(4) ;
 186                 _ebss = . ;
 187                 _end = . ;
 188         } > BSS
 189
 190 }
 191