vmlinux.lds.S 3.3 KB

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  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. #include <asm-generic/vmlinux.lds.h>
  10. #if defined(CONFIG_RAMKERNEL)
  11. #define RAM_START CONFIG_KERNELBASE
  12. #define RAM_LENGTH (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
  13. #define TEXT ram
  14. #define DATA ram
  15. #define INIT ram
  16. #define BSS ram
  17. #endif
  18. #if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
  19. #define RAM_START CONFIG_RAMBASE
  20. #define RAM_LENGTH CONFIG_RAMSIZE
  21. #define ROMVEC_START CONFIG_ROMVEC
  22. #define ROMVEC_LENGTH CONFIG_ROMVECSIZE
  23. #define ROM_START CONFIG_ROMSTART
  24. #define ROM_LENGTH CONFIG_ROMSIZE
  25. #define TEXT rom
  26. #define DATA ram
  27. #define INIT ram
  28. #define BSS ram
  29. #endif
  30. #ifndef DATA_ADDR
  31. #define DATA_ADDR
  32. #endif
  33. OUTPUT_ARCH(m68k)
  34. ENTRY(_start)
  35. MEMORY {
  36. ram : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
  37. #ifdef ROM_START
  38. romvec : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
  39. rom : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
  40. #endif
  41. }
  42. jiffies = jiffies_64 + 4;
  43. SECTIONS {
  44. #ifdef ROMVEC_START
  45. . = ROMVEC_START ;
  46. .romvec : {
  47. __rom_start = . ;
  48. _romvec = .;
  49. *(.data.initvect)
  50. } > romvec
  51. #endif
  52. .text : {
  53. _text = .;
  54. _stext = . ;
  55. *(.text)
  56. SCHED_TEXT
  57. *(.text.lock)
  58. . = ALIGN(16); /* Exception table */
  59. __start___ex_table = .;
  60. *(__ex_table)
  61. __stop___ex_table = .;
  62. *(.rodata) *(.rodata.*)
  63. *(__vermagic) /* Kernel version magic */
  64. *(.rodata1)
  65. *(.rodata.str1.1)
  66. /* Kernel symbol table: Normal symbols */
  67. . = ALIGN(4);
  68. __start___ksymtab = .;
  69. *(__ksymtab)
  70. __stop___ksymtab = .;
  71. /* Kernel symbol table: GPL-only symbols */
  72. __start___ksymtab_gpl = .;
  73. *(__ksymtab_gpl)
  74. __stop___ksymtab_gpl = .;
  75. /* Kernel symbol table: GPL-future symbols */
  76. __start___ksymtab_gpl_future = .;
  77. *(__ksymtab_gpl_future)
  78. __stop___ksymtab_gpl_future = .;
  79. /* Kernel symbol table: Normal symbols */
  80. __start___kcrctab = .;
  81. *(__kcrctab)
  82. __stop___kcrctab = .;
  83. /* Kernel symbol table: GPL-only symbols */
  84. __start___kcrctab_gpl = .;
  85. *(__kcrctab_gpl)
  86. __stop___kcrctab_gpl = .;
  87. /* Kernel symbol table: GPL-future symbols */
  88. __start___kcrctab_gpl_future = .;
  89. *(__kcrctab_gpl_future)
  90. __stop___kcrctab_gpl_future = .;
  91. /* Kernel symbol table: strings */
  92. *(__ksymtab_strings)
  93. /* Built-in module parameters */
  94. . = ALIGN(4) ;
  95. __start___param = .;
  96. *(__param)
  97. __stop___param = .;
  98. . = ALIGN(4) ;
  99. _etext = . ;
  100. } > TEXT
  101. .data DATA_ADDR : {
  102. . = ALIGN(4);
  103. _sdata = . ;
  104. *(.data)
  105. . = ALIGN(8192) ;
  106. *(.data.init_task)
  107. _edata = . ;
  108. } > DATA
  109. .init : {
  110. . = ALIGN(4096);
  111. __init_begin = .;
  112. _sinittext = .;
  113. *(.init.text)
  114. _einittext = .;
  115. *(.init.data)
  116. . = ALIGN(16);
  117. __setup_start = .;
  118. *(.init.setup)
  119. __setup_end = .;
  120. __initcall_start = .;
  121. INITCALLS
  122. __initcall_end = .;
  123. __con_initcall_start = .;
  124. *(.con_initcall.init)
  125. __con_initcall_end = .;
  126. __security_initcall_start = .;
  127. *(.security_initcall.init)
  128. __security_initcall_end = .;
  129. . = ALIGN(4);
  130. __initramfs_start = .;
  131. *(.init.ramfs)
  132. __initramfs_end = .;
  133. . = ALIGN(4096);
  134. __init_end = .;
  135. } > INIT
  136. /DISCARD/ : {
  137. *(.exit.text)
  138. *(.exit.data)
  139. *(.exitcall.exit)
  140. }
  141. .bss : {
  142. . = ALIGN(4);
  143. _sbss = . ;
  144. *(.bss)
  145. *(COMMON)
  146. . = ALIGN(4) ;
  147. _ebss = . ;
  148. } > BSS
  149. }