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startup_stm32f101x6.s 12KB

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  1. ;******************** (C) COPYRIGHT 2017 STMicroelectronics ********************
  2. ;* File Name : startup_stm32f101x6.s
  3. ;* Author : MCD Application Team
  4. ;* Version : V4.2.0
  5. ;* Date : 31-March-2017
  6. ;* Description : STM32F101x6 Devices vector table for MDK-ARM toolchain.
  7. ;* This module performs:
  8. ;* - Set the initial SP
  9. ;* - Set the initial PC == Reset_Handler
  10. ;* - Set the vector table entries with the exceptions ISR address
  11. ;* - Configure the clock system
  12. ;* - Branches to __main in the C library (which eventually
  13. ;* calls main()).
  14. ;* After Reset the Cortex-M3 processor is in Thread mode,
  15. ;* priority is Privileged, and the Stack is set to Main.
  16. ;********************************************************************************
  17. ;*
  18. ;* <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  19. ;*
  20. ;* Redistribution and use in source and binary forms, with or without modification,
  21. ;* are permitted provided that the following conditions are met:
  22. ;* 1. Redistributions of source code must retain the above copyright notice,
  23. ;* this list of conditions and the following disclaimer.
  24. ;* 2. Redistributions in binary form must reproduce the above copyright notice,
  25. ;* this list of conditions and the following disclaimer in the documentation
  26. ;* and/or other materials provided with the distribution.
  27. ;* 3. Neither the name of STMicroelectronics nor the names of its contributors
  28. ;* may be used to endorse or promote products derived from this software
  29. ;* without specific prior written permission.
  30. ;*
  31. ;* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  32. ;* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  33. ;* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  34. ;* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  35. ;* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36. ;* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  37. ;* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  38. ;* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  39. ;* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  40. ;* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  41. ;
  42. ;*******************************************************************************
  43. ; Amount of memory (in bytes) allocated for Stack
  44. ; Tailor this value to your application needs
  45. ; <h> Stack Configuration
  46. ; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
  47. ; </h>
  48. Stack_Size EQU 0x00000400
  49. AREA STACK, NOINIT, READWRITE, ALIGN=3
  50. Stack_Mem SPACE Stack_Size
  51. __initial_sp
  52. ; <h> Heap Configuration
  53. ; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
  54. ; </h>
  55. Heap_Size EQU 0x00000200
  56. AREA HEAP, NOINIT, READWRITE, ALIGN=3
  57. __heap_base
  58. Heap_Mem SPACE Heap_Size
  59. __heap_limit
  60. PRESERVE8
  61. THUMB
  62. ; Vector Table Mapped to Address 0 at Reset
  63. AREA RESET, DATA, READONLY
  64. EXPORT __Vectors
  65. EXPORT __Vectors_End
  66. EXPORT __Vectors_Size
  67. __Vectors DCD __initial_sp ; Top of Stack
  68. DCD Reset_Handler ; Reset Handler
  69. DCD NMI_Handler ; NMI Handler
  70. DCD HardFault_Handler ; Hard Fault Handler
  71. DCD MemManage_Handler ; MPU Fault Handler
  72. DCD BusFault_Handler ; Bus Fault Handler
  73. DCD UsageFault_Handler ; Usage Fault Handler
  74. DCD 0 ; Reserved
  75. DCD 0 ; Reserved
  76. DCD 0 ; Reserved
  77. DCD 0 ; Reserved
  78. DCD SVC_Handler ; SVCall Handler
  79. DCD DebugMon_Handler ; Debug Monitor Handler
  80. DCD 0 ; Reserved
  81. DCD PendSV_Handler ; PendSV Handler
  82. DCD SysTick_Handler ; SysTick Handler
  83. ; External Interrupts
  84. DCD WWDG_IRQHandler ; Window Watchdog
  85. DCD PVD_IRQHandler ; PVD through EXTI Line detect
  86. DCD TAMPER_IRQHandler ; Tamper
  87. DCD RTC_IRQHandler ; RTC
  88. DCD FLASH_IRQHandler ; Flash
  89. DCD RCC_IRQHandler ; RCC
  90. DCD EXTI0_IRQHandler ; EXTI Line 0
  91. DCD EXTI1_IRQHandler ; EXTI Line 1
  92. DCD EXTI2_IRQHandler ; EXTI Line 2
  93. DCD EXTI3_IRQHandler ; EXTI Line 3
  94. DCD EXTI4_IRQHandler ; EXTI Line 4
  95. DCD DMA1_Channel1_IRQHandler ; DMA1 Channel 1
  96. DCD DMA1_Channel2_IRQHandler ; DMA1 Channel 2
  97. DCD DMA1_Channel3_IRQHandler ; DMA1 Channel 3
  98. DCD DMA1_Channel4_IRQHandler ; DMA1 Channel 4
  99. DCD DMA1_Channel5_IRQHandler ; DMA1 Channel 5
  100. DCD DMA1_Channel6_IRQHandler ; DMA1 Channel 6
  101. DCD DMA1_Channel7_IRQHandler ; DMA1 Channel 7
  102. DCD ADC1_IRQHandler ; ADC1
  103. DCD 0 ; Reserved
  104. DCD 0 ; Reserved
  105. DCD 0 ; Reserved
  106. DCD 0 ; Reserved
  107. DCD EXTI9_5_IRQHandler ; EXTI Line 9..5
  108. DCD 0 ; Reserved
  109. DCD 0 ; Reserved
  110. DCD 0 ; Reserved
  111. DCD 0 ; Reserved
  112. DCD TIM2_IRQHandler ; TIM2
  113. DCD TIM3_IRQHandler ; TIM3
  114. DCD 0 ; Reserved
  115. DCD I2C1_EV_IRQHandler ; I2C1 Event
  116. DCD I2C1_ER_IRQHandler ; I2C1 Error
  117. DCD 0 ; Reserved
  118. DCD 0 ; Reserved
  119. DCD SPI1_IRQHandler ; SPI1
  120. DCD 0 ; Reserved
  121. DCD USART1_IRQHandler ; USART1
  122. DCD USART2_IRQHandler ; USART2
  123. DCD 0 ; Reserved
  124. DCD EXTI15_10_IRQHandler ; EXTI Line 15..10
  125. DCD RTC_Alarm_IRQHandler ; RTC Alarm through EXTI Line
  126. __Vectors_End
  127. __Vectors_Size EQU __Vectors_End - __Vectors
  128. AREA |.text|, CODE, READONLY
  129. ; Reset handler routine
  130. Reset_Handler PROC
  131. EXPORT Reset_Handler [WEAK]
  132. IMPORT __main
  133. IMPORT SystemInit
  134. LDR R0, =SystemInit
  135. BLX R0
  136. LDR R0, =__main
  137. BX R0
  138. ENDP
  139. ; Dummy Exception Handlers (infinite loops which can be modified)
  140. NMI_Handler PROC
  141. EXPORT NMI_Handler [WEAK]
  142. B .
  143. ENDP
  144. HardFault_Handler\
  145. PROC
  146. EXPORT HardFault_Handler [WEAK]
  147. B .
  148. ENDP
  149. MemManage_Handler\
  150. PROC
  151. EXPORT MemManage_Handler [WEAK]
  152. B .
  153. ENDP
  154. BusFault_Handler\
  155. PROC
  156. EXPORT BusFault_Handler [WEAK]
  157. B .
  158. ENDP
  159. UsageFault_Handler\
  160. PROC
  161. EXPORT UsageFault_Handler [WEAK]
  162. B .
  163. ENDP
  164. SVC_Handler PROC
  165. EXPORT SVC_Handler [WEAK]
  166. B .
  167. ENDP
  168. DebugMon_Handler\
  169. PROC
  170. EXPORT DebugMon_Handler [WEAK]
  171. B .
  172. ENDP
  173. PendSV_Handler PROC
  174. EXPORT PendSV_Handler [WEAK]
  175. B .
  176. ENDP
  177. SysTick_Handler PROC
  178. EXPORT SysTick_Handler [WEAK]
  179. B .
  180. ENDP
  181. Default_Handler PROC
  182. EXPORT WWDG_IRQHandler [WEAK]
  183. EXPORT PVD_IRQHandler [WEAK]
  184. EXPORT TAMPER_IRQHandler [WEAK]
  185. EXPORT RTC_IRQHandler [WEAK]
  186. EXPORT FLASH_IRQHandler [WEAK]
  187. EXPORT RCC_IRQHandler [WEAK]
  188. EXPORT EXTI0_IRQHandler [WEAK]
  189. EXPORT EXTI1_IRQHandler [WEAK]
  190. EXPORT EXTI2_IRQHandler [WEAK]
  191. EXPORT EXTI3_IRQHandler [WEAK]
  192. EXPORT EXTI4_IRQHandler [WEAK]
  193. EXPORT DMA1_Channel1_IRQHandler [WEAK]
  194. EXPORT DMA1_Channel2_IRQHandler [WEAK]
  195. EXPORT DMA1_Channel3_IRQHandler [WEAK]
  196. EXPORT DMA1_Channel4_IRQHandler [WEAK]
  197. EXPORT DMA1_Channel5_IRQHandler [WEAK]
  198. EXPORT DMA1_Channel6_IRQHandler [WEAK]
  199. EXPORT DMA1_Channel7_IRQHandler [WEAK]
  200. EXPORT ADC1_IRQHandler [WEAK]
  201. EXPORT EXTI9_5_IRQHandler [WEAK]
  202. EXPORT TIM2_IRQHandler [WEAK]
  203. EXPORT TIM3_IRQHandler [WEAK]
  204. EXPORT I2C1_EV_IRQHandler [WEAK]
  205. EXPORT I2C1_ER_IRQHandler [WEAK]
  206. EXPORT SPI1_IRQHandler [WEAK]
  207. EXPORT USART1_IRQHandler [WEAK]
  208. EXPORT USART2_IRQHandler [WEAK]
  209. EXPORT EXTI15_10_IRQHandler [WEAK]
  210. EXPORT RTC_Alarm_IRQHandler [WEAK]
  211. WWDG_IRQHandler
  212. PVD_IRQHandler
  213. TAMPER_IRQHandler
  214. RTC_IRQHandler
  215. FLASH_IRQHandler
  216. RCC_IRQHandler
  217. EXTI0_IRQHandler
  218. EXTI1_IRQHandler
  219. EXTI2_IRQHandler
  220. EXTI3_IRQHandler
  221. EXTI4_IRQHandler
  222. DMA1_Channel1_IRQHandler
  223. DMA1_Channel2_IRQHandler
  224. DMA1_Channel3_IRQHandler
  225. DMA1_Channel4_IRQHandler
  226. DMA1_Channel5_IRQHandler
  227. DMA1_Channel6_IRQHandler
  228. DMA1_Channel7_IRQHandler
  229. ADC1_IRQHandler
  230. EXTI9_5_IRQHandler
  231. TIM2_IRQHandler
  232. TIM3_IRQHandler
  233. I2C1_EV_IRQHandler
  234. I2C1_ER_IRQHandler
  235. SPI1_IRQHandler
  236. USART1_IRQHandler
  237. USART2_IRQHandler
  238. EXTI15_10_IRQHandler
  239. RTC_Alarm_IRQHandler
  240. B .
  241. ENDP
  242. ALIGN
  243. ;*******************************************************************************
  244. ; User Stack and Heap initialization
  245. ;*******************************************************************************
  246. IF :DEF:__MICROLIB
  247. EXPORT __initial_sp
  248. EXPORT __heap_base
  249. EXPORT __heap_limit
  250. ELSE
  251. IMPORT __use_two_region_memory
  252. EXPORT __user_initial_stackheap
  253. __user_initial_stackheap
  254. LDR R0, = Heap_Mem
  255. LDR R1, =(Stack_Mem + Stack_Size)
  256. LDR R2, = (Heap_Mem + Heap_Size)
  257. LDR R3, = Stack_Mem
  258. BX LR
  259. ALIGN
  260. ENDIF
  261. END
  262. ;************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE*****