1 ;********************** COPYRIGHT(c) 2017 STMicroelectronics ******************
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2 ;* File Name : startup_stm32l475xx.s
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3 ;* Author : MCD Application Team
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4 ;* Description : STM32L475xx Ultra Low Power devices vector table for MDK-ARM toolchain.
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5 ;* This module performs:
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6 ;* - Set the initial SP
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7 ;* - Set the initial PC == Reset_Handler
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8 ;* - Set the vector table entries with the exceptions ISR address
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9 ;* - Branches to __main in the C library (which eventually
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11 ;* After Reset the Cortex-M4 processor is in Thread mode,
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12 ;* priority is Privileged, and the Stack is set to Main.
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13 ;* <<< Use Configuration Wizard in Context Menu >>>
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14 ;*******************************************************************************
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16 ;* Redistribution and use in source and binary forms, with or without modification,
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17 ;* are permitted provided that the following conditions are met:
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18 ;* 1. Redistributions of source code must retain the above copyright notice,
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19 ;* this list of conditions and the following disclaimer.
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20 ;* 2. Redistributions in binary form must reproduce the above copyright notice,
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21 ;* this list of conditions and the following disclaimer in the documentation
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22 ;* and/or other materials provided with the distribution.
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23 ;* 3. Neither the name of STMicroelectronics nor the names of its contributors
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24 ;* may be used to endorse or promote products derived from this software
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25 ;* without specific prior written permission.
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27 ;* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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28 ;* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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29 ;* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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30 ;* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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31 ;* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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32 ;* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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33 ;* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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34 ;* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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35 ;* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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36 ;* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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38 ;*******************************************************************************
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40 ; Amount of memory (in bytes) allocated for Stack
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41 ; Tailor this value to your application needs
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42 ; <h> Stack Configuration
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43 ; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
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46 Stack_Size EQU 0x400
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48 AREA STACK, NOINIT, READWRITE, ALIGN=3
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49 Stack_Mem SPACE Stack_Size
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53 ; <h> Heap Configuration
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54 ; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
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59 AREA HEAP, NOINIT, READWRITE, ALIGN=3
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61 Heap_Mem SPACE Heap_Size
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68 ; Vector Table Mapped to Address 0 at Reset
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69 AREA RESET, DATA, READONLY
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71 EXPORT __Vectors_End
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72 EXPORT __Vectors_Size
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74 __Vectors DCD __initial_sp ; Top of Stack
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75 DCD Reset_Handler ; Reset Handler
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76 DCD NMI_Handler ; NMI Handler
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77 DCD HardFault_Handler ; Hard Fault Handler
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78 DCD MemManage_Handler ; MPU Fault Handler
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79 DCD BusFault_Handler ; Bus Fault Handler
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80 DCD UsageFault_Handler ; Usage Fault Handler
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85 DCD SVC_Handler ; SVCall Handler
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86 DCD DebugMon_Handler ; Debug Monitor Handler
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88 DCD PendSV_Handler ; PendSV Handler
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89 DCD SysTick_Handler ; SysTick Handler
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91 ; External Interrupts
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92 DCD WWDG_IRQHandler ; Window WatchDog
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93 DCD PVD_PVM_IRQHandler ; PVD/PVM1/PVM2/PVM3/PVM4 through EXTI Line detection
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94 DCD TAMP_STAMP_IRQHandler ; Tamper and TimeStamps through the EXTI line
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95 DCD RTC_WKUP_IRQHandler ; RTC Wakeup through the EXTI line
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96 DCD FLASH_IRQHandler ; FLASH
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97 DCD RCC_IRQHandler ; RCC
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98 DCD EXTI0_IRQHandler ; EXTI Line0
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99 DCD EXTI1_IRQHandler ; EXTI Line1
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100 DCD EXTI2_IRQHandler ; EXTI Line2
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101 DCD EXTI3_IRQHandler ; EXTI Line3
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102 DCD EXTI4_IRQHandler ; EXTI Line4
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103 DCD DMA1_Channel1_IRQHandler ; DMA1 Channel 1
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104 DCD DMA1_Channel2_IRQHandler ; DMA1 Channel 2
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105 DCD DMA1_Channel3_IRQHandler ; DMA1 Channel 3
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106 DCD DMA1_Channel4_IRQHandler ; DMA1 Channel 4
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107 DCD DMA1_Channel5_IRQHandler ; DMA1 Channel 5
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108 DCD DMA1_Channel6_IRQHandler ; DMA1 Channel 6
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109 DCD DMA1_Channel7_IRQHandler ; DMA1 Channel 7
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110 DCD ADC1_2_IRQHandler ; ADC1, ADC2
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111 DCD CAN1_TX_IRQHandler ; CAN1 TX
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112 DCD CAN1_RX0_IRQHandler ; CAN1 RX0
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113 DCD CAN1_RX1_IRQHandler ; CAN1 RX1
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114 DCD CAN1_SCE_IRQHandler ; CAN1 SCE
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115 DCD EXTI9_5_IRQHandler ; External Line[9:5]s
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116 DCD TIM1_BRK_TIM15_IRQHandler ; TIM1 Break and TIM15
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117 DCD TIM1_UP_TIM16_IRQHandler ; TIM1 Update and TIM16
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118 DCD TIM1_TRG_COM_TIM17_IRQHandler ; TIM1 Trigger and Commutation and TIM17
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119 DCD TIM1_CC_IRQHandler ; TIM1 Capture Compare
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120 DCD TIM2_IRQHandler ; TIM2
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121 DCD TIM3_IRQHandler ; TIM3
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122 DCD TIM4_IRQHandler ; TIM4
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123 DCD I2C1_EV_IRQHandler ; I2C1 Event
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124 DCD I2C1_ER_IRQHandler ; I2C1 Error
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125 DCD I2C2_EV_IRQHandler ; I2C2 Event
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126 DCD I2C2_ER_IRQHandler ; I2C2 Error
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127 DCD SPI1_IRQHandler ; SPI1
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128 DCD SPI2_IRQHandler ; SPI2
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129 DCD USART1_IRQHandler ; USART1
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130 DCD USART2_IRQHandler ; USART2
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131 DCD USART3_IRQHandler ; USART3
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132 DCD EXTI15_10_IRQHandler ; External Line[15:10]
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133 DCD RTC_Alarm_IRQHandler ; RTC Alarm (A and B) through EXTI Line
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134 DCD DFSDM1_FLT3_IRQHandler ; DFSDM1 Filter 3 global Interrupt
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135 DCD TIM8_BRK_IRQHandler ; TIM8 Break Interrupt
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136 DCD TIM8_UP_IRQHandler ; TIM8 Update Interrupt
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137 DCD TIM8_TRG_COM_IRQHandler ; TIM8 Trigger and Commutation Interrupt
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138 DCD TIM8_CC_IRQHandler ; TIM8 Capture Compare Interrupt
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139 DCD ADC3_IRQHandler ; ADC3 global Interrupt
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140 DCD FMC_IRQHandler ; FMC
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141 DCD SDMMC1_IRQHandler ; SDMMC1
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142 DCD TIM5_IRQHandler ; TIM5
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143 DCD SPI3_IRQHandler ; SPI3
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144 DCD UART4_IRQHandler ; UART4
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145 DCD UART5_IRQHandler ; UART5
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146 DCD TIM6_DAC_IRQHandler ; TIM6 and DAC1&2 underrun errors
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147 DCD TIM7_IRQHandler ; TIM7
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148 DCD DMA2_Channel1_IRQHandler ; DMA2 Channel 1
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149 DCD DMA2_Channel2_IRQHandler ; DMA2 Channel 2
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150 DCD DMA2_Channel3_IRQHandler ; DMA2 Channel 3
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151 DCD DMA2_Channel4_IRQHandler ; DMA2 Channel 4
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152 DCD DMA2_Channel5_IRQHandler ; DMA2 Channel 5
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153 DCD DFSDM1_FLT0_IRQHandler ; DFSDM1 Filter 0 global Interrupt
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154 DCD DFSDM1_FLT1_IRQHandler ; DFSDM1 Filter 1 global Interrupt
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155 DCD DFSDM1_FLT2_IRQHandler ; DFSDM1 Filter 2 global Interrupt
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156 DCD COMP_IRQHandler ; COMP Interrupt
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157 DCD LPTIM1_IRQHandler ; LP TIM1 interrupt
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158 DCD LPTIM2_IRQHandler ; LP TIM2 interrupt
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159 DCD OTG_FS_IRQHandler ; USB OTG FS
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160 DCD DMA2_Channel6_IRQHandler ; DMA2 Channel 6
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161 DCD DMA2_Channel7_IRQHandler ; DMA2 Channel 7
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162 DCD LPUART1_IRQHandler ; LP UART1 interrupt
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163 DCD QUADSPI_IRQHandler ; Quad SPI global interrupt
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164 DCD I2C3_EV_IRQHandler ; I2C3 event
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165 DCD I2C3_ER_IRQHandler ; I2C3 error
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166 DCD SAI1_IRQHandler ; Serial Audio Interface 1 global interrupt
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167 DCD SAI2_IRQHandler ; Serial Audio Interface 2 global interrupt
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168 DCD SWPMI1_IRQHandler ; Serial Wire Interface 1 global interrupt
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169 DCD TSC_IRQHandler ; Touch Sense Controller global interrupt
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172 DCD RNG_IRQHandler ; RNG global interrupt
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173 DCD FPU_IRQHandler ; FPU
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177 __Vectors_Size EQU __Vectors_End - __Vectors
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179 AREA |.text|, CODE, READONLY
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183 EXPORT Reset_Handler [WEAK]
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187 LDR R0, =SystemInit
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193 ; Dummy Exception Handlers (infinite loops which can be modified)
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196 EXPORT NMI_Handler [WEAK]
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201 EXPORT HardFault_Handler [WEAK]
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206 EXPORT MemManage_Handler [WEAK]
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211 EXPORT BusFault_Handler [WEAK]
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214 UsageFault_Handler\
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216 EXPORT UsageFault_Handler [WEAK]
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220 EXPORT SVC_Handler [WEAK]
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225 EXPORT DebugMon_Handler [WEAK]
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228 PendSV_Handler PROC
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229 EXPORT PendSV_Handler [WEAK]
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232 SysTick_Handler PROC
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233 EXPORT SysTick_Handler [WEAK]
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237 Default_Handler PROC
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239 EXPORT WWDG_IRQHandler [WEAK]
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240 EXPORT PVD_PVM_IRQHandler [WEAK]
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241 EXPORT TAMP_STAMP_IRQHandler [WEAK]
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242 EXPORT RTC_WKUP_IRQHandler [WEAK]
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243 EXPORT FLASH_IRQHandler [WEAK]
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244 EXPORT RCC_IRQHandler [WEAK]
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245 EXPORT EXTI0_IRQHandler [WEAK]
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246 EXPORT EXTI1_IRQHandler [WEAK]
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247 EXPORT EXTI2_IRQHandler [WEAK]
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248 EXPORT EXTI3_IRQHandler [WEAK]
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249 EXPORT EXTI4_IRQHandler [WEAK]
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250 EXPORT DMA1_Channel1_IRQHandler [WEAK]
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251 EXPORT DMA1_Channel2_IRQHandler [WEAK]
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252 EXPORT DMA1_Channel3_IRQHandler [WEAK]
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253 EXPORT DMA1_Channel4_IRQHandler [WEAK]
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254 EXPORT DMA1_Channel5_IRQHandler [WEAK]
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255 EXPORT DMA1_Channel6_IRQHandler [WEAK]
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256 EXPORT DMA1_Channel7_IRQHandler [WEAK]
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257 EXPORT ADC1_2_IRQHandler [WEAK]
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258 EXPORT CAN1_TX_IRQHandler [WEAK]
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259 EXPORT CAN1_RX0_IRQHandler [WEAK]
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260 EXPORT CAN1_RX1_IRQHandler [WEAK]
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261 EXPORT CAN1_SCE_IRQHandler [WEAK]
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262 EXPORT EXTI9_5_IRQHandler [WEAK]
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263 EXPORT TIM1_BRK_TIM15_IRQHandler [WEAK]
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264 EXPORT TIM1_UP_TIM16_IRQHandler [WEAK]
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265 EXPORT TIM1_TRG_COM_TIM17_IRQHandler [WEAK]
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266 EXPORT TIM1_CC_IRQHandler [WEAK]
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267 EXPORT TIM2_IRQHandler [WEAK]
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268 EXPORT TIM3_IRQHandler [WEAK]
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269 EXPORT TIM4_IRQHandler [WEAK]
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270 EXPORT I2C1_EV_IRQHandler [WEAK]
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271 EXPORT I2C1_ER_IRQHandler [WEAK]
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272 EXPORT I2C2_EV_IRQHandler [WEAK]
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273 EXPORT I2C2_ER_IRQHandler [WEAK]
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274 EXPORT SPI1_IRQHandler [WEAK]
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275 EXPORT SPI2_IRQHandler [WEAK]
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276 EXPORT USART1_IRQHandler [WEAK]
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277 EXPORT USART2_IRQHandler [WEAK]
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278 EXPORT USART3_IRQHandler [WEAK]
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279 EXPORT EXTI15_10_IRQHandler [WEAK]
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280 EXPORT RTC_Alarm_IRQHandler [WEAK]
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281 EXPORT DFSDM1_FLT3_IRQHandler [WEAK]
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282 EXPORT TIM8_BRK_IRQHandler [WEAK]
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283 EXPORT TIM8_UP_IRQHandler [WEAK]
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284 EXPORT TIM8_TRG_COM_IRQHandler [WEAK]
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285 EXPORT TIM8_CC_IRQHandler [WEAK]
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286 EXPORT ADC3_IRQHandler [WEAK]
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287 EXPORT FMC_IRQHandler [WEAK]
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288 EXPORT SDMMC1_IRQHandler [WEAK]
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289 EXPORT TIM5_IRQHandler [WEAK]
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290 EXPORT SPI3_IRQHandler [WEAK]
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291 EXPORT UART4_IRQHandler [WEAK]
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292 EXPORT UART5_IRQHandler [WEAK]
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293 EXPORT TIM6_DAC_IRQHandler [WEAK]
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294 EXPORT TIM7_IRQHandler [WEAK]
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295 EXPORT DMA2_Channel1_IRQHandler [WEAK]
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296 EXPORT DMA2_Channel2_IRQHandler [WEAK]
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297 EXPORT DMA2_Channel3_IRQHandler [WEAK]
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298 EXPORT DMA2_Channel4_IRQHandler [WEAK]
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299 EXPORT DMA2_Channel5_IRQHandler [WEAK]
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300 EXPORT DFSDM1_FLT0_IRQHandler [WEAK]
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301 EXPORT DFSDM1_FLT1_IRQHandler [WEAK]
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302 EXPORT DFSDM1_FLT2_IRQHandler [WEAK]
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303 EXPORT COMP_IRQHandler [WEAK]
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304 EXPORT LPTIM1_IRQHandler [WEAK]
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305 EXPORT LPTIM2_IRQHandler [WEAK]
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306 EXPORT OTG_FS_IRQHandler [WEAK]
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307 EXPORT DMA2_Channel6_IRQHandler [WEAK]
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308 EXPORT DMA2_Channel7_IRQHandler [WEAK]
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309 EXPORT LPUART1_IRQHandler [WEAK]
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310 EXPORT QUADSPI_IRQHandler [WEAK]
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311 EXPORT I2C3_EV_IRQHandler [WEAK]
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312 EXPORT I2C3_ER_IRQHandler [WEAK]
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313 EXPORT SAI1_IRQHandler [WEAK]
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314 EXPORT SAI2_IRQHandler [WEAK]
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315 EXPORT SWPMI1_IRQHandler [WEAK]
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316 EXPORT TSC_IRQHandler [WEAK]
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317 EXPORT RNG_IRQHandler [WEAK]
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318 EXPORT FPU_IRQHandler [WEAK]
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322 TAMP_STAMP_IRQHandler
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323 RTC_WKUP_IRQHandler
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331 DMA1_Channel1_IRQHandler
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332 DMA1_Channel2_IRQHandler
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333 DMA1_Channel3_IRQHandler
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334 DMA1_Channel4_IRQHandler
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335 DMA1_Channel5_IRQHandler
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336 DMA1_Channel6_IRQHandler
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337 DMA1_Channel7_IRQHandler
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340 CAN1_RX0_IRQHandler
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341 CAN1_RX1_IRQHandler
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342 CAN1_SCE_IRQHandler
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344 TIM1_BRK_TIM15_IRQHandler
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345 TIM1_UP_TIM16_IRQHandler
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346 TIM1_TRG_COM_TIM17_IRQHandler
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360 EXTI15_10_IRQHandler
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361 RTC_Alarm_IRQHandler
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362 DFSDM1_FLT3_IRQHandler
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363 TIM8_BRK_IRQHandler
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365 TIM8_TRG_COM_IRQHandler
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374 TIM6_DAC_IRQHandler
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376 DMA2_Channel1_IRQHandler
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377 DMA2_Channel2_IRQHandler
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378 DMA2_Channel3_IRQHandler
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379 DMA2_Channel4_IRQHandler
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380 DMA2_Channel5_IRQHandler
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381 DFSDM1_FLT0_IRQHandler
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382 DFSDM1_FLT1_IRQHandler
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383 DFSDM1_FLT2_IRQHandler
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388 DMA2_Channel6_IRQHandler
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389 DMA2_Channel7_IRQHandler
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407 ;*******************************************************************************
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408 ; User Stack and Heap initialization
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409 ;*******************************************************************************
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412 EXPORT __initial_sp
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414 EXPORT __heap_limit
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418 IMPORT __use_two_region_memory
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419 EXPORT __user_initial_stackheap
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421 __user_initial_stackheap
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424 LDR R1, =(Stack_Mem + Stack_Size)
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425 LDR R2, = (Heap_Mem + Heap_Size)
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426 LDR R3, = Stack_Mem
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435 ;************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE*****
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