mbed library sources
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Diff: targets/cmsis/TARGET_Atmel/TARGET_SAM21/TARGET_SAMD21J18A/TOOLCHAIN_GCC_ARM/startup_samd21.c
- Revision:
- 613:bc40b8d2aec4
- Parent:
- 612:fba1c7dc54c0
- Child:
- 614:9d86c2ae5de0
--- a/targets/cmsis/TARGET_Atmel/TARGET_SAM21/TARGET_SAMD21J18A/TOOLCHAIN_GCC_ARM/startup_samd21.c Tue Aug 18 15:00:09 2015 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,158 +0,0 @@ -#include "samd21j18a.h" - -/* Initialize segments */ -extern uint32_t _sfixed; -extern uint32_t _efixed; -extern uint32_t _etext; -extern uint32_t _srelocate; -extern uint32_t _erelocate; -extern uint32_t _szero; -extern uint32_t _ezero; -extern uint32_t _sstack; -extern uint32_t _estack; - -/** \cond DOXYGEN_SHOULD_SKIP_THIS */ -int main(void); -/** \endcond */ - -void __libc_init_array(void); - -/* Default empty handler */ -void Dummy_Handler(void); - -/* Cortex-M0+ core handlers */ -void NMI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void HardFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SVC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void PendSV_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SysTick_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); - -/* Peripherals handlers */ -void PM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SYSCTRL_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void WDT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void RTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void EIC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void NVMCTRL_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void DMAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void USB_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void EVSYS_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void SERCOM5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TCC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TCC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TCC2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TC3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TC4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TC5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TC6_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void TC7_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void ADC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void AC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void DAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void PTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); -void I2S_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); - -/* Exception Table */ -__attribute__ ((section(".vectors"))) -const DeviceVectors exception_table = { - - /* Configure Initial Stack Pointer, using linker-generated symbols */ - (void*) (&_estack), - - (void*) Reset_Handler, - (void*) NMI_Handler, - (void*) HardFault_Handler, - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) SVC_Handler, - (void*) (0UL), /* Reserved */ - (void*) (0UL), /* Reserved */ - (void*) PendSV_Handler, - (void*) SysTick_Handler, - - /* Configurable interrupts */ - (void*) PM_Handler, /* 0 Power Manager */ - (void*) SYSCTRL_Handler, /* 1 System Control */ - (void*) WDT_Handler, /* 2 Watchdog Timer */ - (void*) RTC_Handler, /* 3 Real-Time Counter */ - (void*) EIC_Handler, /* 4 External Interrupt Controller */ - (void*) NVMCTRL_Handler, /* 5 Non-Volatile Memory Controller */ - (void*) DMAC_Handler, /* 6 Direct Memory Access Controller */ - (void*) USB_Handler, /* 7 Universal Serial Bus */ - (void*) EVSYS_Handler, /* 8 Event System Interface */ - (void*) SERCOM0_Handler, /* 9 Serial Communication Interface 0 */ - (void*) SERCOM1_Handler, /* 10 Serial Communication Interface 1 */ - (void*) SERCOM2_Handler, /* 11 Serial Communication Interface 2 */ - (void*) SERCOM3_Handler, /* 12 Serial Communication Interface 3 */ - (void*) SERCOM4_Handler, /* 13 Serial Communication Interface 4 */ - (void*) SERCOM5_Handler, /* 14 Serial Communication Interface 5 */ - (void*) TCC0_Handler, /* 15 Timer Counter Control 0 */ - (void*) TCC1_Handler, /* 16 Timer Counter Control 1 */ - (void*) TCC2_Handler, /* 17 Timer Counter Control 2 */ - (void*) TC3_Handler, /* 18 Basic Timer Counter 0 */ - (void*) TC4_Handler, /* 19 Basic Timer Counter 1 */ - (void*) TC5_Handler, /* 20 Basic Timer Counter 2 */ - (void*) TC6_Handler, /* 21 Basic Timer Counter 3 */ - (void*) TC7_Handler, /* 22 Basic Timer Counter 4 */ - (void*) ADC_Handler, /* 23 Analog Digital Converter */ - (void*) AC_Handler, /* 24 Analog Comparators */ - (void*) DAC_Handler, /* 25 Digital Analog Converter */ - (void*) PTC_Handler, /* 26 Peripheral Touch Controller */ - (void*) I2S_Handler /* 27 Inter-IC Sound Interface */ -}; - -/** - * \brief This is the code that gets called on processor reset. - * To initialize the device, and call the main() routine. - */ -void Reset_Handler(void) -{ - uint32_t *pSrc, *pDest; - - /* Initialize the relocate segment */ - pSrc = &_etext; - pDest = &_srelocate; - - if (pSrc != pDest) { - for (; pDest < &_erelocate;) { - *pDest++ = *pSrc++; - } - } - - /* Clear the zero segment */ - for (pDest = &_szero; pDest < &_ezero;) { - *pDest++ = 0; - } - - /* Set the vector table base address */ - pSrc = (uint32_t *) & _sfixed; - SCB->VTOR = ((uint32_t) pSrc & SCB_VTOR_TBLOFF_Msk); - - /* Initialize the C library */ - __libc_init_array(); - - /* Branch to main function */ // expected to be done by MBED OS - main(); - - /* Infinite loop */ - while (1); -} - -/** - * \brief Default interrupt handler for unused IRQs. - */ -void Dummy_Handler(void) -{ - while (1) { - } -}