SDK Development / mbed-src

mbed SDK library sources

Fork of mbed-src by mbed official

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

Diff: targets/cmsis/TARGET_STM/TARGET_STM32F4XX/TOOLCHAIN_GCC_ARM/startup_STM32F40x.s

Revision:
66:64ad953ee6c3
Parent:
20:4263a77256ae
--- a/targets/cmsis/TARGET_STM/TARGET_STM32F4XX/TOOLCHAIN_GCC_ARM/startup_STM32F40x.s	Thu Dec 19 16:00:05 2013 +0000
+++ b/targets/cmsis/TARGET_STM/TARGET_STM32F4XX/TOOLCHAIN_GCC_ARM/startup_STM32F40x.s	Fri Dec 20 15:00:06 2013 +0000
@@ -196,27 +196,6 @@
     strlt   r0, [r2], #4
     blt    .LC0
 
-/*     This part of work usually is done in C library startup code. Otherwise,
- *     define this macro to enable it in this startup.
- *
- *     Loop to zero out BSS section, which uses following symbols
- *     in linker script:
- *      __bss_start__: start of BSS section. Must align to 4
- *      __bss_end__: end of BSS section. Must align to 4
- *
- *      Question - Why is this not in the mbed version?
- */
-    ldr r1, =__bss_start__
-    ldr r2, =__bss_end__
-
-    movs    r0, 0
-.LC2:
-    cmp     r1, r2
-    itt    lt
-    strlt   r0, [r1], #4
-    blt    .LC2
-# End clearing the BSS section
-
     ldr    r0, =SystemInit
     blx    r0
     ldr    r0, =_start
@@ -224,6 +203,7 @@
     .pool
     .size Reset_Handler, . - Reset_Handler
 
+    .text
 /*    Macro to define default handlers. Default handler
  *    will be weak symbol and just dead loops. They can be
  *    overwritten by other handlers */
@@ -248,91 +228,93 @@
     def_default_handler    SysTick_Handler
     def_default_handler    Default_Handler
 
-    def_default_handler     WWDG_IRQHandler
-    def_default_handler     PVD_IRQHandler
-    def_default_handler     TAMP_STAMP_IRQHandler
-    def_default_handler     RTC_WKUP_IRQHandler
-    def_default_handler     FLASH_IRQHandler
-    def_default_handler     RCC_IRQHandler
-    def_default_handler     EXTI0_IRQHandler
-    def_default_handler     EXTI1_IRQHandler
-    def_default_handler     EXTI2_IRQHandler
-    def_default_handler     EXTI3_IRQHandler
-    def_default_handler     EXTI4_IRQHandler
-    def_default_handler     DMA1_Stream0_IRQHandler
-    def_default_handler     DMA1_Stream1_IRQHandler
-    def_default_handler     DMA1_Stream2_IRQHandler
-    def_default_handler     DMA1_Stream3_IRQHandler
-    def_default_handler     DMA1_Stream4_IRQHandler
-    def_default_handler     DMA1_Stream5_IRQHandler
-    def_default_handler     DMA1_Stream6_IRQHandler
-    def_default_handler     ADC_IRQHandler
-    def_default_handler     CAN1_TX_IRQHandler
-    def_default_handler     CAN1_RX0_IRQHandler
-    def_default_handler     CAN1_RX1_IRQHandler
-    def_default_handler     CAN1_SCE_IRQHandler
-    def_default_handler     EXTI9_5_IRQHandler
-    def_default_handler     TIM1_BRK_TIM9_IRQHandler
-    def_default_handler     TIM1_UP_TIM10_IRQHandler
-    def_default_handler     TIM1_TRG_COM_TIM11_IRQHandler
-    def_default_handler     TIM1_CC_IRQHandler
-    def_default_handler     TIM2_IRQHandler
-    def_default_handler     TIM3_IRQHandler
-    def_default_handler     TIM4_IRQHandler
-    def_default_handler     I2C1_EV_IRQHandler
-    def_default_handler     I2C1_ER_IRQHandler
-    def_default_handler     I2C2_EV_IRQHandler
-    def_default_handler     I2C2_ER_IRQHandler
-    def_default_handler     SPI1_IRQHandler
-    def_default_handler     SPI2_IRQHandler
-    def_default_handler     USART1_IRQHandler
-    def_default_handler     USART2_IRQHandler
-    def_default_handler     USART3_IRQHandler
-    def_default_handler     EXTI15_10_IRQHandler
-    def_default_handler     RTC_Alarm_IRQHandler
-    def_default_handler     OTG_FS_WKUP_IRQHandler
-    def_default_handler     TIM8_BRK_TIM12_IRQHandler
-    def_default_handler     TIM8_UP_TIM13_IRQHandler
-    def_default_handler     TIM8_TRG_COM_TIM14_IRQHandler
-    def_default_handler     TIM8_CC_IRQHandler
-    def_default_handler     DMA1_Stream7_IRQHandler
-    def_default_handler     FSMC_IRQHandler
-    def_default_handler     SDIO_IRQHandler
-    def_default_handler     TIM5_IRQHandler
-    def_default_handler     SPI3_IRQHandler
-    def_default_handler     UART4_IRQHandler
-    def_default_handler     UART5_IRQHandler
-    def_default_handler     TIM6_DAC_IRQHandler
-    def_default_handler     TIM7_IRQHandler
-    def_default_handler     DMA2_Stream0_IRQHandler
-    def_default_handler     DMA2_Stream1_IRQHandler
-    def_default_handler     DMA2_Stream2_IRQHandler
-    def_default_handler     DMA2_Stream3_IRQHandler
-    def_default_handler     DMA2_Stream4_IRQHandler
-    def_default_handler     ETH_IRQHandler
-    def_default_handler     ETH_WKUP_IRQHandler
-    def_default_handler     CAN2_TX_IRQHandler
-    def_default_handler     CAN2_RX0_IRQHandler
-    def_default_handler     CAN2_RX1_IRQHandler
-    def_default_handler     CAN2_SCE_IRQHandler
-    def_default_handler     OTG_FS_IRQHandler
-    def_default_handler     DMA2_Stream5_IRQHandler
-    def_default_handler     DMA2_Stream6_IRQHandler
-    def_default_handler     DMA2_Stream7_IRQHandler
-    def_default_handler     USART6_IRQHandler
-    def_default_handler     I2C3_EV_IRQHandler
-    def_default_handler     I2C3_ER_IRQHandler
-    def_default_handler     OTG_HS_EP1_OUT_IRQHandler
-    def_default_handler     OTG_HS_EP1_IN_IRQHandler
-    def_default_handler     OTG_HS_WKUP_IRQHandler
-    def_default_handler     OTG_HS_IRQHandler
-    def_default_handler     DCMI_IRQHandler
-    def_default_handler     CRYP_IRQHandler
-    def_default_handler     HASH_RNG_IRQHandler
-    def_default_handler     FPU_IRQHandler
+    .macro    def_irq_default_handler    handler_name
+    .weak     \handler_name
+    .set      \handler_name, Default_Handler
+    .endm
 
-
-    .weak    DEF_IRQHandler
-    .set    DEF_IRQHandler, Default_Handler
+    def_irq_default_handler     WWDG_IRQHandler
+    def_irq_default_handler     PVD_IRQHandler
+    def_irq_default_handler     TAMP_STAMP_IRQHandler
+    def_irq_default_handler     RTC_WKUP_IRQHandler
+    def_irq_default_handler     FLASH_IRQHandler
+    def_irq_default_handler     RCC_IRQHandler
+    def_irq_default_handler     EXTI0_IRQHandler
+    def_irq_default_handler     EXTI1_IRQHandler
+    def_irq_default_handler     EXTI2_IRQHandler
+    def_irq_default_handler     EXTI3_IRQHandler
+    def_irq_default_handler     EXTI4_IRQHandler
+    def_irq_default_handler     DMA1_Stream0_IRQHandler
+    def_irq_default_handler     DMA1_Stream1_IRQHandler
+    def_irq_default_handler     DMA1_Stream2_IRQHandler
+    def_irq_default_handler     DMA1_Stream3_IRQHandler
+    def_irq_default_handler     DMA1_Stream4_IRQHandler
+    def_irq_default_handler     DMA1_Stream5_IRQHandler
+    def_irq_default_handler     DMA1_Stream6_IRQHandler
+    def_irq_default_handler     ADC_IRQHandler
+    def_irq_default_handler     CAN1_TX_IRQHandler
+    def_irq_default_handler     CAN1_RX0_IRQHandler
+    def_irq_default_handler     CAN1_RX1_IRQHandler
+    def_irq_default_handler     CAN1_SCE_IRQHandler
+    def_irq_default_handler     EXTI9_5_IRQHandler
+    def_irq_default_handler     TIM1_BRK_TIM9_IRQHandler
+    def_irq_default_handler     TIM1_UP_TIM10_IRQHandler
+    def_irq_default_handler     TIM1_TRG_COM_TIM11_IRQHandler
+    def_irq_default_handler     TIM1_CC_IRQHandler
+    def_irq_default_handler     TIM2_IRQHandler
+    def_irq_default_handler     TIM3_IRQHandler
+    def_irq_default_handler     TIM4_IRQHandler
+    def_irq_default_handler     I2C1_EV_IRQHandler
+    def_irq_default_handler     I2C1_ER_IRQHandler
+    def_irq_default_handler     I2C2_EV_IRQHandler
+    def_irq_default_handler     I2C2_ER_IRQHandler
+    def_irq_default_handler     SPI1_IRQHandler
+    def_irq_default_handler     SPI2_IRQHandler
+    def_irq_default_handler     USART1_IRQHandler
+    def_irq_default_handler     USART2_IRQHandler
+    def_irq_default_handler     USART3_IRQHandler
+    def_irq_default_handler     EXTI15_10_IRQHandler
+    def_irq_default_handler     RTC_Alarm_IRQHandler
+    def_irq_default_handler     OTG_FS_WKUP_IRQHandler
+    def_irq_default_handler     TIM8_BRK_TIM12_IRQHandler
+    def_irq_default_handler     TIM8_UP_TIM13_IRQHandler
+    def_irq_default_handler     TIM8_TRG_COM_TIM14_IRQHandler
+    def_irq_default_handler     TIM8_CC_IRQHandler
+    def_irq_default_handler     DMA1_Stream7_IRQHandler
+    def_irq_default_handler     FSMC_IRQHandler
+    def_irq_default_handler     SDIO_IRQHandler
+    def_irq_default_handler     TIM5_IRQHandler
+    def_irq_default_handler     SPI3_IRQHandler
+    def_irq_default_handler     UART4_IRQHandler
+    def_irq_default_handler     UART5_IRQHandler
+    def_irq_default_handler     TIM6_DAC_IRQHandler
+    def_irq_default_handler     TIM7_IRQHandler
+    def_irq_default_handler     DMA2_Stream0_IRQHandler
+    def_irq_default_handler     DMA2_Stream1_IRQHandler
+    def_irq_default_handler     DMA2_Stream2_IRQHandler
+    def_irq_default_handler     DMA2_Stream3_IRQHandler
+    def_irq_default_handler     DMA2_Stream4_IRQHandler
+    def_irq_default_handler     ETH_IRQHandler
+    def_irq_default_handler     ETH_WKUP_IRQHandler
+    def_irq_default_handler     CAN2_TX_IRQHandler
+    def_irq_default_handler     CAN2_RX0_IRQHandler
+    def_irq_default_handler     CAN2_RX1_IRQHandler
+    def_irq_default_handler     CAN2_SCE_IRQHandler
+    def_irq_default_handler     OTG_FS_IRQHandler
+    def_irq_default_handler     DMA2_Stream5_IRQHandler
+    def_irq_default_handler     DMA2_Stream6_IRQHandler
+    def_irq_default_handler     DMA2_Stream7_IRQHandler
+    def_irq_default_handler     USART6_IRQHandler
+    def_irq_default_handler     I2C3_EV_IRQHandler
+    def_irq_default_handler     I2C3_ER_IRQHandler
+    def_irq_default_handler     OTG_HS_EP1_OUT_IRQHandler
+    def_irq_default_handler     OTG_HS_EP1_IN_IRQHandler
+    def_irq_default_handler     OTG_HS_WKUP_IRQHandler
+    def_irq_default_handler     OTG_HS_IRQHandler
+    def_irq_default_handler     DCMI_IRQHandler
+    def_irq_default_handler     CRYP_IRQHandler
+    def_irq_default_handler     HASH_RNG_IRQHandler
+    def_irq_default_handler     FPU_IRQHandler
+    def_irq_default_handler     DEF_IRQHandler
 
     .end