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startup_stm32f100xb.s 15KB

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  1. ;******************** (C) COPYRIGHT 2017 STMicroelectronics ********************
  2. ;* File Name : startup_stm32f100xb.s
  3. ;* Author : MCD Application Team
  4. ;* Version : V4.2.0
  5. ;* Date : 31-March-2017
  6. ;* Description : STM32F100xB 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 TIM1_BRK_TIM15_IRQHandler ; TIM1 Break and TIM15
  109. DCD TIM1_UP_TIM16_IRQHandler ; TIM1 Update and TIM16
  110. DCD TIM1_TRG_COM_TIM17_IRQHandler ; TIM1 Trigger and Commutation and TIM17
  111. DCD TIM1_CC_IRQHandler ; TIM1 Capture Compare
  112. DCD TIM2_IRQHandler ; TIM2
  113. DCD TIM3_IRQHandler ; TIM3
  114. DCD TIM4_IRQHandler ; TIM4
  115. DCD I2C1_EV_IRQHandler ; I2C1 Event
  116. DCD I2C1_ER_IRQHandler ; I2C1 Error
  117. DCD I2C2_EV_IRQHandler ; I2C2 Event
  118. DCD I2C2_ER_IRQHandler ; I2C2 Error
  119. DCD SPI1_IRQHandler ; SPI1
  120. DCD SPI2_IRQHandler ; SPI2
  121. DCD USART1_IRQHandler ; USART1
  122. DCD USART2_IRQHandler ; USART2
  123. DCD USART3_IRQHandler ; USART3
  124. DCD EXTI15_10_IRQHandler ; EXTI Line 15..10
  125. DCD RTC_Alarm_IRQHandler ; RTC Alarm through EXTI Line
  126. DCD CEC_IRQHandler ; HDMI-CEC
  127. DCD 0 ; Reserved
  128. DCD 0 ; Reserved
  129. DCD 0 ; Reserved
  130. DCD 0 ; Reserved
  131. DCD 0 ; Reserved
  132. DCD 0 ; Reserved
  133. DCD 0 ; Reserved
  134. DCD 0 ; Reserved
  135. DCD 0 ; Reserved
  136. DCD 0 ; Reserved
  137. DCD 0 ; Reserved
  138. DCD TIM6_DAC_IRQHandler ; TIM6 and DAC underrun
  139. DCD TIM7_IRQHandler ; TIM7
  140. __Vectors_End
  141. __Vectors_Size EQU __Vectors_End - __Vectors
  142. AREA |.text|, CODE, READONLY
  143. ; Reset handler
  144. Reset_Handler PROC
  145. EXPORT Reset_Handler [WEAK]
  146. IMPORT __main
  147. IMPORT SystemInit
  148. LDR R0, =SystemInit
  149. BLX R0
  150. LDR R0, =__main
  151. BX R0
  152. ENDP
  153. ; Dummy Exception Handlers (infinite loops which can be modified)
  154. NMI_Handler PROC
  155. EXPORT NMI_Handler [WEAK]
  156. B .
  157. ENDP
  158. HardFault_Handler\
  159. PROC
  160. EXPORT HardFault_Handler [WEAK]
  161. B .
  162. ENDP
  163. MemManage_Handler\
  164. PROC
  165. EXPORT MemManage_Handler [WEAK]
  166. B .
  167. ENDP
  168. BusFault_Handler\
  169. PROC
  170. EXPORT BusFault_Handler [WEAK]
  171. B .
  172. ENDP
  173. UsageFault_Handler\
  174. PROC
  175. EXPORT UsageFault_Handler [WEAK]
  176. B .
  177. ENDP
  178. SVC_Handler PROC
  179. EXPORT SVC_Handler [WEAK]
  180. B .
  181. ENDP
  182. DebugMon_Handler\
  183. PROC
  184. EXPORT DebugMon_Handler [WEAK]
  185. B .
  186. ENDP
  187. PendSV_Handler PROC
  188. EXPORT PendSV_Handler [WEAK]
  189. B .
  190. ENDP
  191. SysTick_Handler PROC
  192. EXPORT SysTick_Handler [WEAK]
  193. B .
  194. ENDP
  195. Default_Handler PROC
  196. EXPORT WWDG_IRQHandler [WEAK]
  197. EXPORT PVD_IRQHandler [WEAK]
  198. EXPORT TAMPER_IRQHandler [WEAK]
  199. EXPORT RTC_IRQHandler [WEAK]
  200. EXPORT FLASH_IRQHandler [WEAK]
  201. EXPORT RCC_IRQHandler [WEAK]
  202. EXPORT EXTI0_IRQHandler [WEAK]
  203. EXPORT EXTI1_IRQHandler [WEAK]
  204. EXPORT EXTI2_IRQHandler [WEAK]
  205. EXPORT EXTI3_IRQHandler [WEAK]
  206. EXPORT EXTI4_IRQHandler [WEAK]
  207. EXPORT DMA1_Channel1_IRQHandler [WEAK]
  208. EXPORT DMA1_Channel2_IRQHandler [WEAK]
  209. EXPORT DMA1_Channel3_IRQHandler [WEAK]
  210. EXPORT DMA1_Channel4_IRQHandler [WEAK]
  211. EXPORT DMA1_Channel5_IRQHandler [WEAK]
  212. EXPORT DMA1_Channel6_IRQHandler [WEAK]
  213. EXPORT DMA1_Channel7_IRQHandler [WEAK]
  214. EXPORT ADC1_IRQHandler [WEAK]
  215. EXPORT EXTI9_5_IRQHandler [WEAK]
  216. EXPORT TIM1_BRK_TIM15_IRQHandler [WEAK]
  217. EXPORT TIM1_UP_TIM16_IRQHandler [WEAK]
  218. EXPORT TIM1_TRG_COM_TIM17_IRQHandler [WEAK]
  219. EXPORT TIM1_CC_IRQHandler [WEAK]
  220. EXPORT TIM2_IRQHandler [WEAK]
  221. EXPORT TIM3_IRQHandler [WEAK]
  222. EXPORT TIM4_IRQHandler [WEAK]
  223. EXPORT I2C1_EV_IRQHandler [WEAK]
  224. EXPORT I2C1_ER_IRQHandler [WEAK]
  225. EXPORT I2C2_EV_IRQHandler [WEAK]
  226. EXPORT I2C2_ER_IRQHandler [WEAK]
  227. EXPORT SPI1_IRQHandler [WEAK]
  228. EXPORT SPI2_IRQHandler [WEAK]
  229. EXPORT USART1_IRQHandler [WEAK]
  230. EXPORT USART2_IRQHandler [WEAK]
  231. EXPORT USART3_IRQHandler [WEAK]
  232. EXPORT EXTI15_10_IRQHandler [WEAK]
  233. EXPORT RTC_Alarm_IRQHandler [WEAK]
  234. EXPORT CEC_IRQHandler [WEAK]
  235. EXPORT TIM6_DAC_IRQHandler [WEAK]
  236. EXPORT TIM7_IRQHandler [WEAK]
  237. WWDG_IRQHandler
  238. PVD_IRQHandler
  239. TAMPER_IRQHandler
  240. RTC_IRQHandler
  241. FLASH_IRQHandler
  242. RCC_IRQHandler
  243. EXTI0_IRQHandler
  244. EXTI1_IRQHandler
  245. EXTI2_IRQHandler
  246. EXTI3_IRQHandler
  247. EXTI4_IRQHandler
  248. DMA1_Channel1_IRQHandler
  249. DMA1_Channel2_IRQHandler
  250. DMA1_Channel3_IRQHandler
  251. DMA1_Channel4_IRQHandler
  252. DMA1_Channel5_IRQHandler
  253. DMA1_Channel6_IRQHandler
  254. DMA1_Channel7_IRQHandler
  255. ADC1_IRQHandler
  256. EXTI9_5_IRQHandler
  257. TIM1_BRK_TIM15_IRQHandler
  258. TIM1_UP_TIM16_IRQHandler
  259. TIM1_TRG_COM_TIM17_IRQHandler
  260. TIM1_CC_IRQHandler
  261. TIM2_IRQHandler
  262. TIM3_IRQHandler
  263. TIM4_IRQHandler
  264. I2C1_EV_IRQHandler
  265. I2C1_ER_IRQHandler
  266. I2C2_EV_IRQHandler
  267. I2C2_ER_IRQHandler
  268. SPI1_IRQHandler
  269. SPI2_IRQHandler
  270. USART1_IRQHandler
  271. USART2_IRQHandler
  272. USART3_IRQHandler
  273. EXTI15_10_IRQHandler
  274. RTC_Alarm_IRQHandler
  275. CEC_IRQHandler
  276. TIM6_DAC_IRQHandler
  277. TIM7_IRQHandler
  278. B .
  279. ENDP
  280. ALIGN
  281. ;*******************************************************************************
  282. ; User Stack and Heap initialization
  283. ;*******************************************************************************
  284. IF :DEF:__MICROLIB
  285. EXPORT __initial_sp
  286. EXPORT __heap_base
  287. EXPORT __heap_limit
  288. ELSE
  289. IMPORT __use_two_region_memory
  290. EXPORT __user_initial_stackheap
  291. __user_initial_stackheap
  292. LDR R0, = Heap_Mem
  293. LDR R1, =(Stack_Mem + Stack_Size)
  294. LDR R2, = (Heap_Mem + Heap_Size)
  295. LDR R3, = Stack_Mem
  296. BX LR
  297. ALIGN
  298. ENDIF
  299. END
  300. ;************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE*****