teensy-lc.ld 3.8 KB

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  1. /****************************************************************************
  2. * configs/teensy-lc/scripts/teensy-lc.ld
  3. *
  4. * Copyright (C) 2015, 2017 Gregory Nutt. All rights reserved.
  5. * Author: Gregory Nutt <gnutt@nuttx.org>
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions
  9. * are met:
  10. *
  11. * 1. Redistributions of source code must retain the above copyright
  12. * notice, this list of conditions and the following disclaimer.
  13. * 2. Redistributions in binary form must reproduce the above copyright
  14. * notice, this list of conditions and the following disclaimer in
  15. * the documentation and/or other materials provided with the
  16. * distribution.
  17. * 3. Neither the name NuttX nor the names of its contributors may be
  18. * used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  25. * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  28. * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29. * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31. * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32. * POSSIBILITY OF SUCH DAMAGE.
  33. *
  34. ****************************************************************************/
  35. /* The Teensy LC has 64kB of flash and 8 kB of RAM. 2 kB of flash is */
  36. /* reserved for the bootloader.
  37. */
  38. MEMORY
  39. {
  40. vectflash (rx) : ORIGIN = 0x00000000, LENGTH = 0x00c0
  41. cfmprotect (rx) : ORIGIN = 0x00000400, LENGTH = 0x10
  42. progflash (rx) : ORIGIN = 0x00000410, LENGTH = 64K - 2K - 0x410
  43. datasram (rwx) : ORIGIN = 0x1ffff800, LENGTH = 8K
  44. }
  45. OUTPUT_ARCH(arm)
  46. EXTERN(_vectors)
  47. EXTERN(_cfmconfig)
  48. ENTRY(_stext)
  49. SECTIONS
  50. {
  51. .vectors : {
  52. _svectors = ABSOLUTE(.);
  53. *(.vectors)
  54. _evectors = ABSOLUTE(.);
  55. } > vectflash
  56. .cfmprotect : {
  57. *(.cfmconfig)
  58. } > cfmprotect
  59. .text : {
  60. _stext = ABSOLUTE(.);
  61. *(.text .text.*)
  62. *(.fixup)
  63. *(.gnu.warning)
  64. *(.rodata .rodata.*)
  65. *(.gnu.linkonce.t.*)
  66. *(.glue_7)
  67. *(.glue_7t)
  68. *(.got)
  69. *(.gcc_except_table)
  70. *(.gnu.linkonce.r.*)
  71. _etext = ABSOLUTE(.);
  72. } > progflash
  73. .init_section : {
  74. _sinit = ABSOLUTE(.);
  75. *(.init_array .init_array.*)
  76. _einit = ABSOLUTE(.);
  77. } > progflash
  78. .ARM.extab : {
  79. *(.ARM.extab*)
  80. } > progflash
  81. __exidx_start = ABSOLUTE(.);
  82. .ARM.exidx : {
  83. *(.ARM.exidx*)
  84. } > progflash
  85. __exidx_end = ABSOLUTE(.);
  86. .data : {
  87. _sdata = ABSOLUTE(.);
  88. *(.data .data.*)
  89. *(.gnu.linkonce.d.*)
  90. CONSTRUCTORS
  91. _edata = ABSOLUTE(.);
  92. } > datasram AT > progflash
  93. _eronly = LOADADDR(.data);
  94. .ramfunc ALIGN(4): {
  95. _sramfuncs = ABSOLUTE(.);
  96. *(.ramfunc .ramfunc.*)
  97. _eramfuncs = ABSOLUTE(.);
  98. } > datasram AT > progflash
  99. _framfuncs = LOADADDR(.ramfunc);
  100. .bss : {
  101. _sbss = ABSOLUTE(.);
  102. *(.bss .bss.*)
  103. *(.gnu.linkonce.b.*)
  104. *(COMMON)
  105. _ebss = ABSOLUTE(.);
  106. } > datasram
  107. /* Stabs debugging sections. */
  108. .stab 0 : { *(.stab) }
  109. .stabstr 0 : { *(.stabstr) }
  110. .stab.excl 0 : { *(.stab.excl) }
  111. .stab.exclstr 0 : { *(.stab.exclstr) }
  112. .stab.index 0 : { *(.stab.index) }
  113. .stab.indexstr 0 : { *(.stab.indexstr) }
  114. .comment 0 : { *(.comment) }
  115. .debug_abbrev 0 : { *(.debug_abbrev) }
  116. .debug_info 0 : { *(.debug_info) }
  117. .debug_line 0 : { *(.debug_line) }
  118. .debug_pubnames 0 : { *(.debug_pubnames) }
  119. .debug_aranges 0 : { *(.debug_aranges) }
  120. }