u-boot.lds 2.8 KB

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  1. /*
  2. * Copyright 2007-2009 Freescale Semiconductor, Inc.
  3. *
  4. * See file CREDITS for list of people who contributed to this
  5. * project.
  6. *
  7. * This program is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU General Public License as
  9. * published by the Free Software Foundation; either version 2 of
  10. * the License, or (at your option) any later version.
  11. *
  12. * This program is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15. * GNU General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License
  18. * along with this program; if not, write to the Free Software
  19. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20. * MA 02111-1307 USA
  21. */
  22. #ifndef RESET_VECTOR_ADDRESS
  23. #define RESET_VECTOR_ADDRESS 0xfffffffc
  24. #endif
  25. OUTPUT_ARCH(powerpc)
  26. PHDRS
  27. {
  28. text PT_LOAD;
  29. bss PT_LOAD;
  30. }
  31. SECTIONS
  32. {
  33. /* Read-only sections, merged into text segment: */
  34. . = + SIZEOF_HEADERS;
  35. .interp : { *(.interp) }
  36. .text :
  37. {
  38. *(.text*)
  39. } :text
  40. _etext = .;
  41. PROVIDE (etext = .);
  42. .rodata :
  43. {
  44. *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
  45. } :text
  46. /* Read-write section, merged into data segment: */
  47. . = (. + 0x00FF) & 0xFFFFFF00;
  48. _erotext = .;
  49. PROVIDE (erotext = .);
  50. .reloc :
  51. {
  52. KEEP(*(.got))
  53. _GOT2_TABLE_ = .;
  54. KEEP(*(.got2))
  55. _FIXUP_TABLE_ = .;
  56. KEEP(*(.fixup))
  57. }
  58. __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
  59. __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
  60. .data :
  61. {
  62. *(.data*)
  63. *(.sdata*)
  64. }
  65. _edata = .;
  66. PROVIDE (edata = .);
  67. . = .;
  68. __u_boot_cmd_start = .;
  69. .u_boot_cmd : { *(.u_boot_cmd) }
  70. __u_boot_cmd_end = .;
  71. . = .;
  72. __start___ex_table = .;
  73. __ex_table : { *(__ex_table) }
  74. __stop___ex_table = .;
  75. . = ALIGN(256);
  76. __init_begin = .;
  77. .text.init : { *(.text.init) }
  78. .data.init : { *(.data.init) }
  79. . = ALIGN(256);
  80. __init_end = .;
  81. .bootpg RESET_VECTOR_ADDRESS - 0xffc :
  82. {
  83. arch/powerpc/cpu/mpc85xx/start.o (.bootpg)
  84. } :text = 0xffff
  85. .resetvec RESET_VECTOR_ADDRESS :
  86. {
  87. KEEP(*(.resetvec))
  88. } :text = 0xffff
  89. . = RESET_VECTOR_ADDRESS + 0x4;
  90. /*
  91. * Make sure that the bss segment isn't linked at 0x0, otherwise its
  92. * address won't be updated during relocation fixups. Note that
  93. * this is a temporary fix. Code to dynamically the fixup the bss
  94. * location will be added in the future. When the bss relocation
  95. * fixup code is present this workaround should be removed.
  96. */
  97. #if (RESET_VECTOR_ADDRESS == 0xfffffffc)
  98. . |= 0x10;
  99. #endif
  100. __bss_start = .;
  101. .bss (NOLOAD) :
  102. {
  103. *(.sbss*)
  104. *(.bss*)
  105. *(COMMON)
  106. } :bss
  107. . = ALIGN(4);
  108. _end = . ;
  109. PROVIDE (end = .);
  110. }