STM32F091RCTx_FLASH.ld 5.5 KB

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  1. /*
  2. *****************************************************************************
  3. **
  4. ** File : LinkerScript.ld
  5. **
  6. ** Abstract : Linker script for STM32F091RCTx Device with
  7. ** 256KByte FLASH, 32KByte RAM
  8. **
  9. ** Set heap size, stack size and stack location according
  10. ** to application requirements.
  11. **
  12. ** Set memory bank area and size if external memory is used.
  13. **
  14. ** Target : STMicroelectronics STM32
  15. **
  16. **
  17. ** Distribution: The file is distributed as is, without any warranty
  18. ** of any kind.
  19. **
  20. *****************************************************************************
  21. ** @attention
  22. **
  23. ** <h2><center>&copy; COPYRIGHT(c) 2014 Ac6</center></h2>
  24. **
  25. ** Redistribution and use in source and binary forms, with or without modification,
  26. ** are permitted provided that the following conditions are met:
  27. ** 1. Redistributions of source code must retain the above copyright notice,
  28. ** this list of conditions and the following disclaimer.
  29. ** 2. Redistributions in binary form must reproduce the above copyright notice,
  30. ** this list of conditions and the following disclaimer in the documentation
  31. ** and/or other materials provided with the distribution.
  32. ** 3. Neither the name of Ac6 nor the names of its contributors
  33. ** may be used to endorse or promote products derived from this software
  34. ** without specific prior written permission.
  35. **
  36. ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  37. ** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38. ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  39. ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  40. ** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  41. ** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  42. ** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  43. ** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  44. ** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  45. ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  46. **
  47. *****************************************************************************
  48. */
  49. /* Entry Point */
  50. ENTRY(Reset_Handler)
  51. /* Highest address of the user mode stack */
  52. _estack = 0x20008000; /* end of RAM */
  53. /* Generate a link error if heap and stack don't fit into RAM */
  54. _Min_Heap_Size = 0x200; /* required amount of heap */
  55. _Min_Stack_Size = 0x400; /* required amount of stack */
  56. /* Specify the memory areas */
  57. MEMORY
  58. {
  59. FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 256K
  60. RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 32K
  61. }
  62. /* Define output sections */
  63. SECTIONS
  64. {
  65. /* The startup code goes first into FLASH */
  66. .isr_vector :
  67. {
  68. . = ALIGN(4);
  69. KEEP(*(.isr_vector)) /* Startup code */
  70. . = ALIGN(4);
  71. } >FLASH
  72. /* The program code and other data goes into FLASH */
  73. .text :
  74. {
  75. . = ALIGN(4);
  76. *(.text) /* .text sections (code) */
  77. *(.text*) /* .text* sections (code) */
  78. *(.glue_7) /* glue arm to thumb code */
  79. *(.glue_7t) /* glue thumb to arm code */
  80. *(.eh_frame)
  81. KEEP (*(.init))
  82. KEEP (*(.fini))
  83. . = ALIGN(4);
  84. _etext = .; /* define a global symbols at end of code */
  85. } >FLASH
  86. /* Constant data goes into FLASH */
  87. .rodata :
  88. {
  89. . = ALIGN(4);
  90. *(.rodata) /* .rodata sections (constants, strings, etc.) */
  91. *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
  92. . = ALIGN(4);
  93. } >FLASH
  94. .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
  95. .ARM : {
  96. __exidx_start = .;
  97. *(.ARM.exidx*)
  98. __exidx_end = .;
  99. } >FLASH
  100. .preinit_array :
  101. {
  102. PROVIDE_HIDDEN (__preinit_array_start = .);
  103. KEEP (*(.preinit_array*))
  104. PROVIDE_HIDDEN (__preinit_array_end = .);
  105. } >FLASH
  106. .init_array :
  107. {
  108. PROVIDE_HIDDEN (__init_array_start = .);
  109. KEEP (*(SORT(.init_array.*)))
  110. KEEP (*(.init_array*))
  111. PROVIDE_HIDDEN (__init_array_end = .);
  112. } >FLASH
  113. .fini_array :
  114. {
  115. PROVIDE_HIDDEN (__fini_array_start = .);
  116. KEEP (*(SORT(.fini_array.*)))
  117. KEEP (*(.fini_array*))
  118. PROVIDE_HIDDEN (__fini_array_end = .);
  119. } >FLASH
  120. /* used by the startup to initialize data */
  121. _sidata = LOADADDR(.data);
  122. /* Initialized data sections goes into RAM, load LMA copy after code */
  123. .data :
  124. {
  125. . = ALIGN(4);
  126. _sdata = .; /* create a global symbol at data start */
  127. *(.data) /* .data sections */
  128. *(.data*) /* .data* sections */
  129. . = ALIGN(4);
  130. _edata = .; /* define a global symbol at data end */
  131. } >RAM AT> FLASH
  132. /* Uninitialized data section */
  133. . = ALIGN(4);
  134. .bss :
  135. {
  136. /* This is used by the startup in order to initialize the .bss secion */
  137. _sbss = .; /* define a global symbol at bss start */
  138. __bss_start__ = _sbss;
  139. *(.bss)
  140. *(.bss*)
  141. *(COMMON)
  142. . = ALIGN(4);
  143. _ebss = .; /* define a global symbol at bss end */
  144. __bss_end__ = _ebss;
  145. } >RAM
  146. /* User_heap_stack section, used to check that there is enough RAM left */
  147. ._user_heap_stack :
  148. {
  149. . = ALIGN(8);
  150. PROVIDE ( end = . );
  151. PROVIDE ( _end = . );
  152. . = . + _Min_Heap_Size;
  153. . = . + _Min_Stack_Size;
  154. . = ALIGN(8);
  155. } >RAM
  156. /* Remove information from the standard libraries */
  157. /DISCARD/ :
  158. {
  159. libc.a ( * )
  160. libm.a ( * )
  161. libgcc.a ( * )
  162. }
  163. .ARM.attributes 0 : { *(.ARM.attributes) }
  164. }