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                 _stext = . ;
  64                 *(.text)
  65                 SCHED_TEXT
  66                 *(.text.lock)
  67
  68                 . = ALIGN(16);          /* Exception table              */
  69                 __start___ex_table = .;
  70                 *(__ex_table)
  71                 __stop___ex_table = .;
  72
  73                 *(.rodata) *(.rodata.*)
  74                 *(__vermagic)           /* Kernel version magic */
  75                 *(.rodata1)
  76                 *(.rodata.str1.1)
  77
  78                 /* Kernel symbol table: Normal symbols */
  79                 . = ALIGN(4);
  80                 __start___ksymtab = .;
  81                 *(__ksymtab)
  82                 __stop___ksymtab = .;
  83
  84                 /* Kernel symbol table: GPL-only symbols */
  85                 __start___ksymtab_gpl = .;
  86                 *(__ksymtab_gpl)
  87                 __stop___ksymtab_gpl = .;
  88
  89                 /* Kernel symbol table: GPL-future symbols */
  90                 __start___ksymtab_gpl_future = .;
  91                 *(__ksymtab_gpl_future)
  92                 __stop___ksymtab_gpl_future = .;
  93
  94                 /* Kernel symbol table: Normal symbols */
  95                 __start___kcrctab = .;
  96                 *(__kcrctab)
  97                 __stop___kcrctab = .;
  98
  99                 /* Kernel symbol table: GPL-only symbols */
 100                 __start___kcrctab_gpl = .;
 101                 *(__kcrctab_gpl)
 102                 __stop___kcrctab_gpl = .;
 103
 104                 /* Kernel symbol table: GPL-future symbols */
 105                 __start___kcrctab_gpl_future = .;
 106                 *(__kcrctab_gpl_future)
 107                 __stop___kcrctab_gpl_future = .;
 108
 109                 /* Kernel symbol table: strings */
 110                 *(__ksymtab_strings)
 111
 112                 /* Built-in module parameters */
 113                 . = ALIGN(4) ;
 114                 __start___param = .;
 115                 *(__param)
 116                 __stop___param = .;
 117
 118                 . = ALIGN(4) ;
 119                 _etext = . ;
 120         } > TEXT
 121
 122         .data DATA_ADDR : {
 123                 . = ALIGN(4);
 124                 _sdata = . ;
 125                 *(.data)
 126                 . = ALIGN(8192) ;
 127                 *(.data.init_task)
 128                 _edata = . ;
 129         } > DATA
 130
 131         .init : {
 132                 . = ALIGN(4096);
 133                 __init_begin = .;
 134                 _sinittext = .;
 135                 *(.init.text)
 136                 _einittext = .;
 137                 *(.init.data)
 138                 . = ALIGN(16);
 139                 __setup_start = .;
 140                 *(.init.setup)
 141                 __setup_end = .;
 142                 __initcall_start = .;
 143                 *(.initcall1.init)
 144                 *(.initcall2.init)
 145                 *(.initcall3.init)
 146                 *(.initcall4.init)
 147                 *(.initcall5.init)
 148                 *(.initcall6.init)
 149                 *(.initcall7.init)
 150                 __initcall_end = .;
 151                 __con_initcall_start = .;
 152                 *(.con_initcall.init)
 153                 __con_initcall_end = .;
 154                 __security_initcall_start = .;
 155                 *(.security_initcall.init)
 156                 __security_initcall_end = .;
 157                 . = ALIGN(4);
 158                 __initramfs_start = .;
 159                 *(.init.ramfs)
 160                 __initramfs_end = .;
 161                 . = ALIGN(4096);
 162                 __init_end = .;
 163         } > INIT
 164
 165         /DISCARD/ : {
 166                 *(.exit.text)
 167                 *(.exit.data)
 168                 *(.exitcall.exit)
 169         }
 170
 171         .bss : {
 172                 . = ALIGN(4);
 173                 _sbss = . ;
 174                 *(.bss)
 175                 *(COMMON)
 176                 . = ALIGN(4) ;
 177                 _ebss = . ;
 178         } > BSS
 179
 180 }
 181