startup_stm32l496xx.s 20 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450
  1. ;*******************************************************************************
  2. ;* File Name : startup_stm32l496xx.s
  3. ;* Author : MCD Application Team
  4. ;* Description : STM32L496xx Ultra Low Power devices vector table for MDK-ARM toolchain.
  5. ;* This module performs:
  6. ;* - Set the initial SP
  7. ;* - Set the initial PC == Reset_Handler
  8. ;* - Set the vector table entries with the exceptions ISR address
  9. ;* - Branches to __main in the C library (which eventually
  10. ;* calls main()).
  11. ;* After Reset the Cortex-M4 processor is in Thread mode,
  12. ;* priority is Privileged, and the Stack is set to Main.
  13. ;********************************************************************************
  14. ;* @attention
  15. ;*
  16. ;* Copyright (c) 2017 STMicroelectronics.
  17. ;* All rights reserved.
  18. ;*
  19. ;* This software is licensed under terms that can be found in the LICENSE file
  20. ;* in the root directory of this software component.
  21. ;* If no LICENSE file comes with this software, it is provided AS-IS.
  22. ;
  23. ;*******************************************************************************
  24. ;* <<< Use Configuration Wizard in Context Menu >>>
  25. ; Amount of memory (in bytes) allocated for Stack
  26. ; Tailor this value to your application needs
  27. ; <h> Stack Configuration
  28. ; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
  29. ; </h>
  30. Stack_Size EQU 0x400;
  31. AREA STACK, NOINIT, READWRITE, ALIGN=3
  32. Stack_Mem SPACE Stack_Size
  33. __initial_sp
  34. ; <h> Heap Configuration
  35. ; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
  36. ; </h>
  37. Heap_Size EQU 0x200;
  38. AREA HEAP, NOINIT, READWRITE, ALIGN=3
  39. __heap_base
  40. Heap_Mem SPACE Heap_Size
  41. __heap_limit
  42. PRESERVE8
  43. THUMB
  44. ; Vector Table Mapped to Address 0 at Reset
  45. AREA RESET, DATA, READONLY
  46. EXPORT __Vectors
  47. EXPORT __Vectors_End
  48. EXPORT __Vectors_Size
  49. __Vectors DCD __initial_sp ; Top of Stack
  50. DCD Reset_Handler ; Reset Handler
  51. DCD NMI_Handler ; NMI Handler
  52. DCD HardFault_Handler ; Hard Fault Handler
  53. DCD MemManage_Handler ; MPU Fault Handler
  54. DCD BusFault_Handler ; Bus Fault Handler
  55. DCD UsageFault_Handler ; Usage Fault Handler
  56. DCD 0 ; Reserved
  57. DCD 0 ; Reserved
  58. DCD 0 ; Reserved
  59. DCD 0 ; Reserved
  60. DCD SVC_Handler ; SVCall Handler
  61. DCD DebugMon_Handler ; Debug Monitor Handler
  62. DCD 0 ; Reserved
  63. DCD PendSV_Handler ; PendSV Handler
  64. DCD SysTick_Handler ; SysTick Handler
  65. ; External Interrupts
  66. DCD WWDG_IRQHandler ; Window WatchDog
  67. DCD PVD_PVM_IRQHandler ; PVD/PVM1/PVM2/PVM3/PVM4 through EXTI Line detection
  68. DCD TAMP_STAMP_IRQHandler ; Tamper and TimeStamps through the EXTI line
  69. DCD RTC_WKUP_IRQHandler ; RTC Wakeup through the EXTI line
  70. DCD FLASH_IRQHandler ; FLASH
  71. DCD RCC_IRQHandler ; RCC
  72. DCD EXTI0_IRQHandler ; EXTI Line0
  73. DCD EXTI1_IRQHandler ; EXTI Line1
  74. DCD EXTI2_IRQHandler ; EXTI Line2
  75. DCD EXTI3_IRQHandler ; EXTI Line3
  76. DCD EXTI4_IRQHandler ; EXTI Line4
  77. DCD DMA1_Channel1_IRQHandler ; DMA1 Channel 1
  78. DCD DMA1_Channel2_IRQHandler ; DMA1 Channel 2
  79. DCD DMA1_Channel3_IRQHandler ; DMA1 Channel 3
  80. DCD DMA1_Channel4_IRQHandler ; DMA1 Channel 4
  81. DCD DMA1_Channel5_IRQHandler ; DMA1 Channel 5
  82. DCD DMA1_Channel6_IRQHandler ; DMA1 Channel 6
  83. DCD DMA1_Channel7_IRQHandler ; DMA1 Channel 7
  84. DCD ADC1_2_IRQHandler ; ADC1, ADC2
  85. DCD CAN1_TX_IRQHandler ; CAN1 TX
  86. DCD CAN1_RX0_IRQHandler ; CAN1 RX0
  87. DCD CAN1_RX1_IRQHandler ; CAN1 RX1
  88. DCD CAN1_SCE_IRQHandler ; CAN1 SCE
  89. DCD EXTI9_5_IRQHandler ; External Line[9:5]s
  90. DCD TIM1_BRK_TIM15_IRQHandler ; TIM1 Break and TIM15
  91. DCD TIM1_UP_TIM16_IRQHandler ; TIM1 Update and TIM16
  92. DCD TIM1_TRG_COM_TIM17_IRQHandler ; TIM1 Trigger and Commutation and TIM17
  93. DCD TIM1_CC_IRQHandler ; TIM1 Capture Compare
  94. DCD TIM2_IRQHandler ; TIM2
  95. DCD TIM3_IRQHandler ; TIM3
  96. DCD TIM4_IRQHandler ; TIM4
  97. DCD I2C1_EV_IRQHandler ; I2C1 Event
  98. DCD I2C1_ER_IRQHandler ; I2C1 Error
  99. DCD I2C2_EV_IRQHandler ; I2C2 Event
  100. DCD I2C2_ER_IRQHandler ; I2C2 Error
  101. DCD SPI1_IRQHandler ; SPI1
  102. DCD SPI2_IRQHandler ; SPI2
  103. DCD USART1_IRQHandler ; USART1
  104. DCD USART2_IRQHandler ; USART2
  105. DCD USART3_IRQHandler ; USART3
  106. DCD EXTI15_10_IRQHandler ; External Line[15:10]
  107. DCD RTC_Alarm_IRQHandler ; RTC Alarm (A and B) through EXTI Line
  108. DCD DFSDM1_FLT3_IRQHandler ; DFSDM1 Filter 3 global Interrupt
  109. DCD TIM8_BRK_IRQHandler ; TIM8 Break Interrupt
  110. DCD TIM8_UP_IRQHandler ; TIM8 Update Interrupt
  111. DCD TIM8_TRG_COM_IRQHandler ; TIM8 Trigger and Commutation Interrupt
  112. DCD TIM8_CC_IRQHandler ; TIM8 Capture Compare Interrupt
  113. DCD ADC3_IRQHandler ; ADC3 global Interrupt
  114. DCD FMC_IRQHandler ; FMC
  115. DCD SDMMC1_IRQHandler ; SDMMC1
  116. DCD TIM5_IRQHandler ; TIM5
  117. DCD SPI3_IRQHandler ; SPI3
  118. DCD UART4_IRQHandler ; UART4
  119. DCD UART5_IRQHandler ; UART5
  120. DCD TIM6_DAC_IRQHandler ; TIM6 and DAC1&2 underrun errors
  121. DCD TIM7_IRQHandler ; TIM7
  122. DCD DMA2_Channel1_IRQHandler ; DMA2 Channel 1
  123. DCD DMA2_Channel2_IRQHandler ; DMA2 Channel 2
  124. DCD DMA2_Channel3_IRQHandler ; DMA2 Channel 3
  125. DCD DMA2_Channel4_IRQHandler ; DMA2 Channel 4
  126. DCD DMA2_Channel5_IRQHandler ; DMA2 Channel 5
  127. DCD DFSDM1_FLT0_IRQHandler ; DFSDM1 Filter 0 global Interrupt
  128. DCD DFSDM1_FLT1_IRQHandler ; DFSDM1 Filter 1 global Interrupt
  129. DCD DFSDM1_FLT2_IRQHandler ; DFSDM1 Filter 2 global Interrupt
  130. DCD COMP_IRQHandler ; COMP Interrupt
  131. DCD LPTIM1_IRQHandler ; LP TIM1 interrupt
  132. DCD LPTIM2_IRQHandler ; LP TIM2 interrupt
  133. DCD OTG_FS_IRQHandler ; USB OTG FS
  134. DCD DMA2_Channel6_IRQHandler ; DMA2 Channel 6
  135. DCD DMA2_Channel7_IRQHandler ; DMA2 Channel 7
  136. DCD LPUART1_IRQHandler ; LP UART1 interrupt
  137. DCD QUADSPI_IRQHandler ; Quad SPI global interrupt
  138. DCD I2C3_EV_IRQHandler ; I2C3 event
  139. DCD I2C3_ER_IRQHandler ; I2C3 error
  140. DCD SAI1_IRQHandler ; Serial Audio Interface 1 global interrupt
  141. DCD SAI2_IRQHandler ; Serial Audio Interface 2 global interrupt
  142. DCD SWPMI1_IRQHandler ; Serial Wire Interface 1 global interrupt
  143. DCD TSC_IRQHandler ; Touch Sense Controller global interrupt
  144. DCD LCD_IRQHandler ; LCD global interrupt
  145. DCD 0 ; Reserved
  146. DCD RNG_IRQHandler ; RNG global interrupt
  147. DCD FPU_IRQHandler ; FPU
  148. DCD CRS_IRQHandler ; CRS error
  149. DCD I2C4_EV_IRQHandler ; I2C4 event
  150. DCD I2C4_ER_IRQHandler ; I2C4 error
  151. DCD DCMI_IRQHandler ; DCMI global interrupt
  152. DCD CAN2_TX_IRQHandler ; CAN2 TX
  153. DCD CAN2_RX0_IRQHandler ; CAN2 RX0
  154. DCD CAN2_RX1_IRQHandler ; CAN2 RX1
  155. DCD CAN2_SCE_IRQHandler ; CAN2 SCE
  156. DCD DMA2D_IRQHandler ; DMA2D global interrupt
  157. __Vectors_End
  158. __Vectors_Size EQU __Vectors_End - __Vectors
  159. AREA |.text|, CODE, READONLY
  160. ; Reset handler
  161. Reset_Handler PROC
  162. EXPORT Reset_Handler [WEAK]
  163. IMPORT SystemInit
  164. IMPORT __main
  165. LDR R0, =SystemInit
  166. BLX R0
  167. LDR R0, =__main
  168. BX R0
  169. ENDP
  170. ; Dummy Exception Handlers (infinite loops which can be modified)
  171. NMI_Handler PROC
  172. EXPORT NMI_Handler [WEAK]
  173. B .
  174. ENDP
  175. HardFault_Handler\
  176. PROC
  177. EXPORT HardFault_Handler [WEAK]
  178. B .
  179. ENDP
  180. MemManage_Handler\
  181. PROC
  182. EXPORT MemManage_Handler [WEAK]
  183. B .
  184. ENDP
  185. BusFault_Handler\
  186. PROC
  187. EXPORT BusFault_Handler [WEAK]
  188. B .
  189. ENDP
  190. UsageFault_Handler\
  191. PROC
  192. EXPORT UsageFault_Handler [WEAK]
  193. B .
  194. ENDP
  195. SVC_Handler PROC
  196. EXPORT SVC_Handler [WEAK]
  197. B .
  198. ENDP
  199. DebugMon_Handler\
  200. PROC
  201. EXPORT DebugMon_Handler [WEAK]
  202. B .
  203. ENDP
  204. PendSV_Handler PROC
  205. EXPORT PendSV_Handler [WEAK]
  206. B .
  207. ENDP
  208. SysTick_Handler PROC
  209. EXPORT SysTick_Handler [WEAK]
  210. B .
  211. ENDP
  212. Default_Handler PROC
  213. EXPORT WWDG_IRQHandler [WEAK]
  214. EXPORT PVD_PVM_IRQHandler [WEAK]
  215. EXPORT TAMP_STAMP_IRQHandler [WEAK]
  216. EXPORT RTC_WKUP_IRQHandler [WEAK]
  217. EXPORT FLASH_IRQHandler [WEAK]
  218. EXPORT RCC_IRQHandler [WEAK]
  219. EXPORT EXTI0_IRQHandler [WEAK]
  220. EXPORT EXTI1_IRQHandler [WEAK]
  221. EXPORT EXTI2_IRQHandler [WEAK]
  222. EXPORT EXTI3_IRQHandler [WEAK]
  223. EXPORT EXTI4_IRQHandler [WEAK]
  224. EXPORT DMA1_Channel1_IRQHandler [WEAK]
  225. EXPORT DMA1_Channel2_IRQHandler [WEAK]
  226. EXPORT DMA1_Channel3_IRQHandler [WEAK]
  227. EXPORT DMA1_Channel4_IRQHandler [WEAK]
  228. EXPORT DMA1_Channel5_IRQHandler [WEAK]
  229. EXPORT DMA1_Channel6_IRQHandler [WEAK]
  230. EXPORT DMA1_Channel7_IRQHandler [WEAK]
  231. EXPORT ADC1_2_IRQHandler [WEAK]
  232. EXPORT CAN1_TX_IRQHandler [WEAK]
  233. EXPORT CAN1_RX0_IRQHandler [WEAK]
  234. EXPORT CAN1_RX1_IRQHandler [WEAK]
  235. EXPORT CAN1_SCE_IRQHandler [WEAK]
  236. EXPORT EXTI9_5_IRQHandler [WEAK]
  237. EXPORT TIM1_BRK_TIM15_IRQHandler [WEAK]
  238. EXPORT TIM1_UP_TIM16_IRQHandler [WEAK]
  239. EXPORT TIM1_TRG_COM_TIM17_IRQHandler [WEAK]
  240. EXPORT TIM1_CC_IRQHandler [WEAK]
  241. EXPORT TIM2_IRQHandler [WEAK]
  242. EXPORT TIM3_IRQHandler [WEAK]
  243. EXPORT TIM4_IRQHandler [WEAK]
  244. EXPORT I2C1_EV_IRQHandler [WEAK]
  245. EXPORT I2C1_ER_IRQHandler [WEAK]
  246. EXPORT I2C2_EV_IRQHandler [WEAK]
  247. EXPORT I2C2_ER_IRQHandler [WEAK]
  248. EXPORT SPI1_IRQHandler [WEAK]
  249. EXPORT SPI2_IRQHandler [WEAK]
  250. EXPORT USART1_IRQHandler [WEAK]
  251. EXPORT USART2_IRQHandler [WEAK]
  252. EXPORT USART3_IRQHandler [WEAK]
  253. EXPORT EXTI15_10_IRQHandler [WEAK]
  254. EXPORT RTC_Alarm_IRQHandler [WEAK]
  255. EXPORT DFSDM1_FLT3_IRQHandler [WEAK]
  256. EXPORT TIM8_BRK_IRQHandler [WEAK]
  257. EXPORT TIM8_UP_IRQHandler [WEAK]
  258. EXPORT TIM8_TRG_COM_IRQHandler [WEAK]
  259. EXPORT TIM8_CC_IRQHandler [WEAK]
  260. EXPORT ADC3_IRQHandler [WEAK]
  261. EXPORT FMC_IRQHandler [WEAK]
  262. EXPORT SDMMC1_IRQHandler [WEAK]
  263. EXPORT TIM5_IRQHandler [WEAK]
  264. EXPORT SPI3_IRQHandler [WEAK]
  265. EXPORT UART4_IRQHandler [WEAK]
  266. EXPORT UART5_IRQHandler [WEAK]
  267. EXPORT TIM6_DAC_IRQHandler [WEAK]
  268. EXPORT TIM7_IRQHandler [WEAK]
  269. EXPORT DMA2_Channel1_IRQHandler [WEAK]
  270. EXPORT DMA2_Channel2_IRQHandler [WEAK]
  271. EXPORT DMA2_Channel3_IRQHandler [WEAK]
  272. EXPORT DMA2_Channel4_IRQHandler [WEAK]
  273. EXPORT DMA2_Channel5_IRQHandler [WEAK]
  274. EXPORT DFSDM1_FLT0_IRQHandler [WEAK]
  275. EXPORT DFSDM1_FLT1_IRQHandler [WEAK]
  276. EXPORT DFSDM1_FLT2_IRQHandler [WEAK]
  277. EXPORT COMP_IRQHandler [WEAK]
  278. EXPORT LPTIM1_IRQHandler [WEAK]
  279. EXPORT LPTIM2_IRQHandler [WEAK]
  280. EXPORT OTG_FS_IRQHandler [WEAK]
  281. EXPORT DMA2_Channel6_IRQHandler [WEAK]
  282. EXPORT DMA2_Channel7_IRQHandler [WEAK]
  283. EXPORT LPUART1_IRQHandler [WEAK]
  284. EXPORT QUADSPI_IRQHandler [WEAK]
  285. EXPORT I2C3_EV_IRQHandler [WEAK]
  286. EXPORT I2C3_ER_IRQHandler [WEAK]
  287. EXPORT SAI1_IRQHandler [WEAK]
  288. EXPORT SAI2_IRQHandler [WEAK]
  289. EXPORT SWPMI1_IRQHandler [WEAK]
  290. EXPORT TSC_IRQHandler [WEAK]
  291. EXPORT LCD_IRQHandler [WEAK]
  292. EXPORT RNG_IRQHandler [WEAK]
  293. EXPORT FPU_IRQHandler [WEAK]
  294. EXPORT CRS_IRQHandler [WEAK]
  295. EXPORT I2C4_EV_IRQHandler [WEAK]
  296. EXPORT I2C4_ER_IRQHandler [WEAK]
  297. EXPORT DCMI_IRQHandler [WEAK]
  298. EXPORT CAN2_TX_IRQHandler [WEAK]
  299. EXPORT CAN2_RX0_IRQHandler [WEAK]
  300. EXPORT CAN2_RX1_IRQHandler [WEAK]
  301. EXPORT CAN2_SCE_IRQHandler [WEAK]
  302. EXPORT DMA2D_IRQHandler [WEAK]
  303. WWDG_IRQHandler
  304. PVD_PVM_IRQHandler
  305. TAMP_STAMP_IRQHandler
  306. RTC_WKUP_IRQHandler
  307. FLASH_IRQHandler
  308. RCC_IRQHandler
  309. EXTI0_IRQHandler
  310. EXTI1_IRQHandler
  311. EXTI2_IRQHandler
  312. EXTI3_IRQHandler
  313. EXTI4_IRQHandler
  314. DMA1_Channel1_IRQHandler
  315. DMA1_Channel2_IRQHandler
  316. DMA1_Channel3_IRQHandler
  317. DMA1_Channel4_IRQHandler
  318. DMA1_Channel5_IRQHandler
  319. DMA1_Channel6_IRQHandler
  320. DMA1_Channel7_IRQHandler
  321. ADC1_2_IRQHandler
  322. CAN1_TX_IRQHandler
  323. CAN1_RX0_IRQHandler
  324. CAN1_RX1_IRQHandler
  325. CAN1_SCE_IRQHandler
  326. EXTI9_5_IRQHandler
  327. TIM1_BRK_TIM15_IRQHandler
  328. TIM1_UP_TIM16_IRQHandler
  329. TIM1_TRG_COM_TIM17_IRQHandler
  330. TIM1_CC_IRQHandler
  331. TIM2_IRQHandler
  332. TIM3_IRQHandler
  333. TIM4_IRQHandler
  334. I2C1_EV_IRQHandler
  335. I2C1_ER_IRQHandler
  336. I2C2_EV_IRQHandler
  337. I2C2_ER_IRQHandler
  338. SPI1_IRQHandler
  339. SPI2_IRQHandler
  340. USART1_IRQHandler
  341. USART2_IRQHandler
  342. USART3_IRQHandler
  343. EXTI15_10_IRQHandler
  344. RTC_Alarm_IRQHandler
  345. DFSDM1_FLT3_IRQHandler
  346. TIM8_BRK_IRQHandler
  347. TIM8_UP_IRQHandler
  348. TIM8_TRG_COM_IRQHandler
  349. TIM8_CC_IRQHandler
  350. ADC3_IRQHandler
  351. FMC_IRQHandler
  352. SDMMC1_IRQHandler
  353. TIM5_IRQHandler
  354. SPI3_IRQHandler
  355. UART4_IRQHandler
  356. UART5_IRQHandler
  357. TIM6_DAC_IRQHandler
  358. TIM7_IRQHandler
  359. DMA2_Channel1_IRQHandler
  360. DMA2_Channel2_IRQHandler
  361. DMA2_Channel3_IRQHandler
  362. DMA2_Channel4_IRQHandler
  363. DMA2_Channel5_IRQHandler
  364. DFSDM1_FLT0_IRQHandler
  365. DFSDM1_FLT1_IRQHandler
  366. DFSDM1_FLT2_IRQHandler
  367. COMP_IRQHandler
  368. LPTIM1_IRQHandler
  369. LPTIM2_IRQHandler
  370. OTG_FS_IRQHandler
  371. DMA2_Channel6_IRQHandler
  372. DMA2_Channel7_IRQHandler
  373. LPUART1_IRQHandler
  374. QUADSPI_IRQHandler
  375. I2C3_EV_IRQHandler
  376. I2C3_ER_IRQHandler
  377. SAI1_IRQHandler
  378. SAI2_IRQHandler
  379. SWPMI1_IRQHandler
  380. TSC_IRQHandler
  381. LCD_IRQHandler
  382. RNG_IRQHandler
  383. FPU_IRQHandler
  384. CRS_IRQHandler
  385. I2C4_EV_IRQHandler
  386. I2C4_ER_IRQHandler
  387. DCMI_IRQHandler
  388. CAN2_TX_IRQHandler
  389. CAN2_RX0_IRQHandler
  390. CAN2_RX1_IRQHandler
  391. CAN2_SCE_IRQHandler
  392. DMA2D_IRQHandler
  393. B .
  394. ENDP
  395. ALIGN
  396. ;*******************************************************************************
  397. ; User Stack and Heap initialization
  398. ;*******************************************************************************
  399. IF :DEF:__MICROLIB
  400. EXPORT __initial_sp
  401. EXPORT __heap_base
  402. EXPORT __heap_limit
  403. ELSE
  404. IMPORT __use_two_region_memory
  405. EXPORT __user_initial_stackheap
  406. __user_initial_stackheap
  407. LDR R0, = Heap_Mem
  408. LDR R1, =(Stack_Mem + Stack_Size)
  409. LDR R2, = (Heap_Mem + Heap_Size)
  410. LDR R3, = Stack_Mem
  411. BX LR
  412. ALIGN
  413. ENDIF
  414. END