vmlinux.lds.S 4.2 KB
Newer Older
L
Linus Torvalds 已提交
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183
#include <linux/config.h>
#include <asm-generic/vmlinux.lds.h>

#undef mips		/* CPP really sucks for this job  */
#define mips mips
OUTPUT_ARCH(mips)
ENTRY(kernel_entry)
jiffies = JIFFIES;
SECTIONS
{
#ifdef CONFIG_BOOT_ELF64
  /* Read-only sections, merged into text segment: */
  /* . = 0xc000000000000000; */

  /* This is the value for an Origin kernel, taken from an IRIX kernel.  */
  /* . = 0xc00000000001c000; */

  /* Set the vaddr for the text segment to a value 
        >= 0xa800 0000 0001 9000 if no symmon is going to configured
        >= 0xa800 0000 0030 0000 otherwise  */

  /* . = 0xa800000000300000; */
  /* . = 0xa800000000300000; */
  . = 0xffffffff80300000;
#endif
  . = LOADADDR;
  /* read-only */
  _text = .;			/* Text and read-only data */
  .text : {
    *(.text)
    SCHED_TEXT
    LOCK_TEXT
    *(.fixup)
    *(.gnu.warning)
  } =0

  _etext = .;			/* End of text section */

  . = ALIGN(16);		/* Exception table */
  __start___ex_table = .;
  __ex_table : { *(__ex_table) }
  __stop___ex_table = .;

  __start___dbe_table = .;	/* Exception table for data bus errors */
  __dbe_table : { *(__dbe_table) }
  __stop___dbe_table = .;

  RODATA

  /* writeable */
  .data : {			/* Data */
    . = . + DATAOFFSET;		/* for CONFIG_MAPPED_KERNEL */
    *(.data.init_task)

    *(.data)

   /* Align the initial ramdisk image (INITRD) on page boundaries. */
   . = ALIGN(4096);
   __rd_start = .;
   *(.initrd)
   . = ALIGN(4096);
   __rd_end = .;

    CONSTRUCTORS
  }
  _gp = . + 0x8000;
  .lit8 : { *(.lit8) }
  .lit4 : { *(.lit4) }
  /* We want the small data sections together, so single-instruction offsets
     can access them all, and initialized data all before uninitialized, so
     we can shorten the on-disk segment size.  */
  .sdata     : { *(.sdata) }

  . = ALIGN(4096);
  __nosave_begin = .;
  .data_nosave : { *(.data.nosave) }
  . = ALIGN(4096);
  __nosave_end = .;

  . = ALIGN(32);
  .data.cacheline_aligned : { *(.data.cacheline_aligned) }

  _edata =  .;			/* End of data section */

  /* will be freed after init */
  . = ALIGN(4096);		/* Init code and data */
  __init_begin = .;
  .init.text : {
	_sinittext = .;
	*(.init.text)
	_einittext = .;
  }
  .init.data : { *(.init.data) }
  . = ALIGN(16);
  __setup_start = .;
  .init.setup : { *(.init.setup) }
  __setup_end = .;

  .early_initcall.init : {
  __earlyinitcall_start = .;
	*(.initcall.early1.init)
  }
  __earlyinitcall_end = .;

  __initcall_start = .;
  .initcall.init : {
	*(.initcall1.init)
	*(.initcall2.init)
	*(.initcall3.init)
	*(.initcall4.init)
	*(.initcall5.init)
	*(.initcall6.init)
	*(.initcall7.init)
  }
  __initcall_end = .;

  __con_initcall_start = .;
  .con_initcall.init : { *(.con_initcall.init) }
  __con_initcall_end = .;
  SECURITY_INIT
  . = ALIGN(4096);
  __initramfs_start = .;
  .init.ramfs : { *(.init.ramfs) }
  __initramfs_end = .;
  . = ALIGN(32);
  __per_cpu_start = .;
  .data.percpu  : { *(.data.percpu) }
  __per_cpu_end = .;
  . = ALIGN(4096);
  __init_end = .;
  /* freed after init ends here */

  __bss_start = .;		/* BSS */
  .sbss      : {
    *(.sbss)
    *(.scommon)
  }
  .bss : {
    *(.bss)
    *(COMMON)
  }
  __bss_stop = .;

  _end = . ;

  /* Sections to be discarded */
  /DISCARD/ : {
        *(.exit.text)
        *(.exit.data)
        *(.exitcall.exit)

	/* ABI crap starts here */
	*(.comment)
	*(.MIPS.options)
	*(.note)
	*(.options)
	*(.pdr)
	*(.reginfo)
	*(.mdebug*)
  }

  /* This is the MIPS specific mdebug section.  */
  .mdebug : { *(.mdebug) }
  /* These are needed for ELF backends which have not yet been
     converted to the new style linker.  */
  .stab 0 : { *(.stab) }
  .stabstr 0 : { *(.stabstr) }
  /* DWARF debug sections.
     Symbols in the .debug DWARF section are relative to the beginning of the
     section so we begin .debug at 0.  It's not clear yet what needs to happen
     for the others.   */
  .debug          0 : { *(.debug) }
  .debug_srcinfo  0 : { *(.debug_srcinfo) }
  .debug_aranges  0 : { *(.debug_aranges) }
  .debug_pubnames 0 : { *(.debug_pubnames) }
  .debug_sfnames  0 : { *(.debug_sfnames) }
  .line           0 : { *(.line) }
  /* These must appear regardless of  .  */
  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
  .comment : { *(.comment) }
  .note : { *(.note) }
}