link.lds 4.7 KB

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  1. /*
  2. * linker script for LPC1788 (512kB Flash, 48kB + 48kB SRAM ) with GNU ld
  3. * yiyue.fang 2012-04-14
  4. */
  5. /* Program Entry, set to mark it as "used" and avoid gc */
  6. MEMORY
  7. {
  8. CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
  9. DATA (rw) : ORIGIN = 0x20000000, LENGTH = 0x00028000
  10. }
  11. ENTRY(Reset_Handler)
  12. _system_stack_size = 0x200;
  13. SECTIONS
  14. {
  15. .text :
  16. {
  17. . = ALIGN(4);
  18. KEEP(*(.isr_vector)) /* Startup code */
  19. . = ALIGN(4);
  20. *(.text) /* remaining code */
  21. *(.text.*) /* remaining code */
  22. *(.rodata) /* read-only data (constants) */
  23. *(.rodata*)
  24. *(.glue_7)
  25. *(.glue_7t)
  26. *(.gnu.linkonce.t*)
  27. /* section information for finsh shell */
  28. . = ALIGN(4);
  29. __fsymtab_start = .;
  30. KEEP(*(FSymTab))
  31. __fsymtab_end = .;
  32. . = ALIGN(4);
  33. __vsymtab_start = .;
  34. KEEP(*(VSymTab))
  35. __vsymtab_end = .;
  36. . = ALIGN(4);
  37. . = ALIGN(4);
  38. __rt_init_start = .;
  39. KEEP(*(SORT(.rti_fn*)))
  40. __rt_init_end = .;
  41. . = ALIGN(4);
  42. /* section information for modules */
  43. __rtmsymtab_start = .;
  44. KEEP(*(RTMSymTab))
  45. __rtmsymtab_end = .;
  46. . = ALIGN(4);
  47. PROVIDE(__ctors_start__ = .);
  48. /* old GCC version uses .ctors */
  49. KEEP(*(SORT(.ctors.*)))
  50. KEEP(*(.ctors))
  51. /* new GCC version uses .init_array */
  52. KEEP (*(SORT(.init_array.*)))
  53. KEEP (*(.init_array))
  54. PROVIDE(__ctors_end__ = .);
  55. . = ALIGN(4);
  56. KEEP(*(.fini))
  57. . = ALIGN(4);
  58. __fini_array_start = .;
  59. KEEP (*(.fini_array))
  60. KEEP (*(SORT(.fini_array.*)))
  61. __fini_array_end = .;
  62. . = ALIGN(4);
  63. _etext = .;
  64. } > CODE = 0
  65. .ARM.extab :
  66. {
  67. *(.ARM.extab*)
  68. } > CODE
  69. /* The .ARM.exidx section is used for C++ exception handling. */
  70. /* .ARM.exidx is sorted, so has to go in its own output section. */
  71. __exidx_start = .;
  72. .ARM.exidx :
  73. {
  74. *(.ARM.exidx* .gnu.linkonce.armexidx.*)
  75. /* This is used by the startup in order to initialize the .data secion */
  76. _sidata = .;
  77. } > CODE
  78. __exidx_end = .;
  79. /* .data section which is used for initialized data */
  80. .data : AT (_sidata)
  81. {
  82. . = ALIGN(4);
  83. PROVIDE(__dtors_start__ = .);
  84. KEEP(*(SORT(.dtors.*)))
  85. KEEP(*(.dtors))
  86. PROVIDE(__dtors_end__ = .);
  87. . = ALIGN(4);
  88. /* This is used by the startup in order to initialize the .data secion */
  89. _sdata = . ;
  90. *(.data)
  91. *(.data.*)
  92. *(.gnu.linkonce.d*)
  93. . = ALIGN(4);
  94. /* This is used by the startup in order to initialize the .data secion */
  95. _edata = . ;
  96. } > DATA
  97. .stack :
  98. {
  99. . = . + _system_stack_size;
  100. . = ALIGN(4);
  101. _estack = .;
  102. } >DATA
  103. __bss_start = .;
  104. .bss :
  105. {
  106. . = ALIGN(4);
  107. /* This is used by the startup in order to initialize the .bss secion */
  108. _sbss = .;
  109. *(.bss)
  110. *(.bss.*)
  111. *(COMMON)
  112. . = ALIGN(4);
  113. /* This is used by the startup in order to initialize the .bss secion */
  114. _ebss = . ;
  115. *(.bss.init)
  116. } > DATA
  117. __bss_end = .;
  118. _end = .;
  119. /* Stabs debugging sections. */
  120. .stab 0 : { *(.stab) }
  121. .stabstr 0 : { *(.stabstr) }
  122. .stab.excl 0 : { *(.stab.excl) }
  123. .stab.exclstr 0 : { *(.stab.exclstr) }
  124. .stab.index 0 : { *(.stab.index) }
  125. .stab.indexstr 0 : { *(.stab.indexstr) }
  126. .comment 0 : { *(.comment) }
  127. /* DWARF debug sections.
  128. * Symbols in the DWARF debugging sections are relative to the beginning
  129. * of the section so we begin them at 0. */
  130. /* DWARF 1 */
  131. .debug 0 : { *(.debug) }
  132. .line 0 : { *(.line) }
  133. /* GNU DWARF 1 extensions */
  134. .debug_srcinfo 0 : { *(.debug_srcinfo) }
  135. .debug_sfnames 0 : { *(.debug_sfnames) }
  136. /* DWARF 1.1 and DWARF 2 */
  137. .debug_aranges 0 : { *(.debug_aranges) }
  138. .debug_pubnames 0 : { *(.debug_pubnames) }
  139. /* DWARF 2 */
  140. .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
  141. .debug_abbrev 0 : { *(.debug_abbrev) }
  142. .debug_line 0 : { *(.debug_line) }
  143. .debug_frame 0 : { *(.debug_frame) }
  144. .debug_str 0 : { *(.debug_str) }
  145. .debug_loc 0 : { *(.debug_loc) }
  146. .debug_macinfo 0 : { *(.debug_macinfo) }
  147. /* SGI/MIPS DWARF 2 extensions */
  148. .debug_weaknames 0 : { *(.debug_weaknames) }
  149. .debug_funcnames 0 : { *(.debug_funcnames) }
  150. .debug_typenames 0 : { *(.debug_typenames) }
  151. .debug_varnames 0 : { *(.debug_varnames) }
  152. }