arch/mn10300/kernel/vmlinux.lds.S

   1 /* MN10300 Main kernel linker script
   2  *
   3  * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public Licence
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the Licence, or (at your option) any later version.
  10  */
  11 #define __VMLINUX_LDS__
  12 #include <asm-generic/vmlinux.lds.h>
  13 #include <asm/thread_info.h>
  14 #include <asm/page.h>
  15
  16 OUTPUT_FORMAT("elf32-am33lin", "elf32-am33lin", "elf32-am33lin")
  17 OUTPUT_ARCH(mn10300)
  18 ENTRY(_start)
  19 jiffies = jiffies_64;
  20 #ifndef CONFIG_MN10300_CURRENT_IN_E2
  21 current = __current;
  22 #endif
  23 SECTIONS
  24 {
  25   . = CONFIG_KERNEL_TEXT_ADDRESS;
  26   /* read-only */
  27   _stext = .;
  28   _text = .;                    /* Text and read-only data */
  29   .text : {
  30         HEAD_TEXT
  31         TEXT_TEXT
  32         SCHED_TEXT
  33         LOCK_TEXT
  34         KPROBES_TEXT
  35         *(.fixup)
  36         *(.gnu.warning)
  37         } = 0xcb
  38
  39   _etext = .;                   /* End of text section */
  40
  41   EXCEPTION_TABLE(16)
  42   BUG_TABLE
  43
  44   RO_DATA(PAGE_SIZE)
  45
  46   /* writeable */
  47   .data : {                     /* Data */
  48         DATA_DATA
  49         CONSTRUCTORS
  50         }
  51
  52   .data_nosave : { NOSAVE_DATA; }
  53
  54   .data.page_aligned : { PAGE_ALIGNED_DATA(PAGE_SIZE); }
  55   .data.cacheline_aligned : { CACHELINE_ALIGNED_DATA(32); }
  56
  57   /* rarely changed data like cpu maps */
  58   . = ALIGN(32);
  59   .data.read_mostly : AT(ADDR(.data.read_mostly)) {
  60         READ_MOSTLY_DATA(32);
  61         _edata = .;             /* End of data section */
  62   }
  63
  64   .data.init_task : { INIT_TASK_DATA(THREAD_SIZE); }
  65
  66   /* might get freed after init */
  67   . = ALIGN(PAGE_SIZE);
  68   .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {
  69         __smp_locks = .;
  70         *(.smp_locks)
  71         __smp_locks_end = .;
  72   }
  73
  74   /* will be freed after init */
  75   . = ALIGN(PAGE_SIZE);         /* Init code and data */
  76   __init_begin = .;
  77   .init.text : {
  78         _sinittext = .;
  79         INIT_TEXT;
  80         _einittext = .;
  81   }
  82   .init.data : { INIT_DATA; }
  83   .setup.init : { INIT_SETUP(16); }
  84
  85   __initcall_start = .;
  86   .initcall.init : {
  87         INITCALLS
  88   }
  89   __initcall_end = .;
  90   .con_initcall.init : { CON_INITCALL; }
  91
  92   SECURITY_INIT
  93   . = ALIGN(4);
  94   __alt_instructions = .;
  95   .altinstructions : { *(.altinstructions) }
  96   __alt_instructions_end = .;
  97  .altinstr_replacement : { *(.altinstr_replacement) }
  98   /* .exit.text is discard at runtime, not link time, to deal with references
  99      from .altinstructions and .eh_frame */
 100         .exit.text : { EXIT_TEXT; }
 101         .exit.data : { EXIT_DATA; }
 102
 103   .init.ramfs : { INIT_RAM_FS; }
 104
 105   PERCPU(32)
 106   . = ALIGN(PAGE_SIZE);
 107   __init_end = .;
 108   /* freed after init ends here */
 109
 110   BSS_SECTION(0, PAGE_SIZE, 4)
 111
 112   _end = . ;
 113
 114   /* This is where the kernel creates the early boot page tables */
 115   . = ALIGN(PAGE_SIZE);
 116   pg0 = .;
 117
 118   /* Sections to be discarded */
 119   /DISCARD/ : {
 120         EXIT_CALL
 121         }
 122
 123   STABS_DEBUG
 124
 125   DWARF_DEBUG
 126 }