vmlinux.lds.S 4.6 KB

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  1. #ifdef CONFIG_PPC64
  2. #define PROVIDE32(x) PROVIDE(__unused__##x)
  3. #else
  4. #define PROVIDE32(x) PROVIDE(x)
  5. #endif
  6. #include <asm/page.h>
  7. #include <asm-generic/vmlinux.lds.h>
  8. #include <asm/cache.h>
  9. ENTRY(_stext)
  10. #ifdef CONFIG_PPC64
  11. OUTPUT_ARCH(powerpc:common64)
  12. jiffies = jiffies_64;
  13. #else
  14. OUTPUT_ARCH(powerpc:common)
  15. jiffies = jiffies_64 + 4;
  16. #endif
  17. SECTIONS
  18. {
  19. /* Sections to be discarded. */
  20. /DISCARD/ : {
  21. *(.exitcall.exit)
  22. EXIT_DATA
  23. }
  24. . = KERNELBASE;
  25. /*
  26. * Text, read only data and other permanent read-only sections
  27. */
  28. /* Text and gots */
  29. .text : AT(ADDR(.text) - LOAD_OFFSET) {
  30. ALIGN_FUNCTION();
  31. *(.text.head)
  32. _text = .;
  33. *(.text .fixup .text.init.refok .exit.text.refok __ftr_alt_*)
  34. SCHED_TEXT
  35. LOCK_TEXT
  36. KPROBES_TEXT
  37. #ifdef CONFIG_PPC32
  38. *(.got1)
  39. __got2_start = .;
  40. *(.got2)
  41. __got2_end = .;
  42. #endif /* CONFIG_PPC32 */
  43. . = ALIGN(PAGE_SIZE);
  44. _etext = .;
  45. PROVIDE32 (etext = .);
  46. }
  47. /* Read-only data */
  48. RODATA
  49. /* Exception & bug tables */
  50. __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {
  51. __start___ex_table = .;
  52. *(__ex_table)
  53. __stop___ex_table = .;
  54. }
  55. NOTES
  56. /*
  57. * Init sections discarded at runtime
  58. */
  59. . = ALIGN(PAGE_SIZE);
  60. __init_begin = .;
  61. .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
  62. _sinittext = .;
  63. INIT_TEXT
  64. _einittext = .;
  65. }
  66. /* .exit.text is discarded at runtime, not link time,
  67. * to deal with references from __bug_table
  68. */
  69. .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) {
  70. EXIT_TEXT
  71. }
  72. .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {
  73. INIT_DATA
  74. __vtop_table_begin = .;
  75. *(.vtop_fixup);
  76. __vtop_table_end = .;
  77. __ptov_table_begin = .;
  78. *(.ptov_fixup);
  79. __ptov_table_end = .;
  80. #ifdef CONFIG_PPC_ISERIES
  81. __dt_strings_start = .;
  82. *(.dt_strings);
  83. __dt_strings_end = .;
  84. #endif
  85. }
  86. . = ALIGN(16);
  87. .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
  88. __setup_start = .;
  89. *(.init.setup)
  90. __setup_end = .;
  91. }
  92. .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {
  93. __initcall_start = .;
  94. INITCALLS
  95. __initcall_end = .;
  96. }
  97. .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
  98. __con_initcall_start = .;
  99. *(.con_initcall.init)
  100. __con_initcall_end = .;
  101. }
  102. SECURITY_INIT
  103. . = ALIGN(8);
  104. __ftr_fixup : AT(ADDR(__ftr_fixup) - LOAD_OFFSET) {
  105. __start___ftr_fixup = .;
  106. *(__ftr_fixup)
  107. __stop___ftr_fixup = .;
  108. }
  109. . = ALIGN(8);
  110. __lwsync_fixup : AT(ADDR(__lwsync_fixup) - LOAD_OFFSET) {
  111. __start___lwsync_fixup = .;
  112. *(__lwsync_fixup)
  113. __stop___lwsync_fixup = .;
  114. }
  115. #ifdef CONFIG_PPC64
  116. . = ALIGN(8);
  117. __fw_ftr_fixup : AT(ADDR(__fw_ftr_fixup) - LOAD_OFFSET) {
  118. __start___fw_ftr_fixup = .;
  119. *(__fw_ftr_fixup)
  120. __stop___fw_ftr_fixup = .;
  121. }
  122. #endif
  123. #ifdef CONFIG_BLK_DEV_INITRD
  124. . = ALIGN(PAGE_SIZE);
  125. .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
  126. __initramfs_start = .;
  127. *(.init.ramfs)
  128. __initramfs_end = .;
  129. }
  130. #endif
  131. . = ALIGN(PAGE_SIZE);
  132. .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) {
  133. __per_cpu_start = .;
  134. *(.data.percpu)
  135. *(.data.percpu.shared_aligned)
  136. __per_cpu_end = .;
  137. }
  138. . = ALIGN(8);
  139. .machine.desc : AT(ADDR(.machine.desc) - LOAD_OFFSET) {
  140. __machine_desc_start = . ;
  141. *(.machine.desc)
  142. __machine_desc_end = . ;
  143. }
  144. /* freed after init ends here */
  145. . = ALIGN(PAGE_SIZE);
  146. __init_end = .;
  147. /*
  148. * And now the various read/write data
  149. */
  150. . = ALIGN(PAGE_SIZE);
  151. _sdata = .;
  152. #ifdef CONFIG_PPC32
  153. .data : AT(ADDR(.data) - LOAD_OFFSET) {
  154. DATA_DATA
  155. *(.sdata)
  156. *(.got.plt) *(.got)
  157. }
  158. #else
  159. .data : AT(ADDR(.data) - LOAD_OFFSET) {
  160. DATA_DATA
  161. *(.data.rel*)
  162. *(.toc1)
  163. *(.branch_lt)
  164. }
  165. .opd : AT(ADDR(.opd) - LOAD_OFFSET) {
  166. *(.opd)
  167. }
  168. .got : AT(ADDR(.got) - LOAD_OFFSET) {
  169. __toc_start = .;
  170. *(.got)
  171. *(.toc)
  172. }
  173. #endif
  174. . = ALIGN(PAGE_SIZE);
  175. _edata = .;
  176. PROVIDE32 (edata = .);
  177. /* The initial task and kernel stack */
  178. #ifdef CONFIG_PPC32
  179. . = ALIGN(8192);
  180. #else
  181. . = ALIGN(16384);
  182. #endif
  183. .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
  184. *(.data.init_task)
  185. }
  186. . = ALIGN(PAGE_SIZE);
  187. .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
  188. *(.data.page_aligned)
  189. }
  190. .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
  191. *(.data.cacheline_aligned)
  192. }
  193. . = ALIGN(L1_CACHE_BYTES);
  194. .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
  195. *(.data.read_mostly)
  196. }
  197. . = ALIGN(PAGE_SIZE);
  198. .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
  199. __nosave_begin = .;
  200. *(.data.nosave)
  201. . = ALIGN(PAGE_SIZE);
  202. __nosave_end = .;
  203. }
  204. /*
  205. * And finally the bss
  206. */
  207. .bss : AT(ADDR(.bss) - LOAD_OFFSET) {
  208. __bss_start = .;
  209. *(.sbss) *(.scommon)
  210. *(.dynbss)
  211. *(.bss)
  212. *(COMMON)
  213. __bss_stop = .;
  214. }
  215. . = ALIGN(PAGE_SIZE);
  216. _end = . ;
  217. PROVIDE32 (end = .);
  218. }