Mouse code for the MacroRat
mbed-dev/targets/TARGET_Atmel/TARGET_SAM_CortexM4/TARGET_SAMG55J19/device/TOOLCHAIN_GCC_ARM/startup_samg55.c
- Committer:
- sahilmgandhi
- Date:
- 2017-06-03
- Revision:
- 46:b156ef445742
- Parent:
- 18:6a4db94011d3
File content as of revision 46:b156ef445742:
/** * \file * * \brief Startup file for SAMG55. * * Copyright (c) 2014-2015 Atmel Corporation. All rights reserved. * * \asf_license_start * * \page License * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * 3. The name of Atmel may not be used to endorse or promote products derived * from this software without specific prior written permission. * * 4. This software may only be redistributed and used in connection with an * Atmel microcontroller product. * * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * \asf_license_stop * */ /* * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> */ #include "samg55.h" #if __FPU_USED /* CMSIS defined value to indicate usage of FPU */ #include "fpu.h" #endif /* 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-M4 core handlers */ void NMI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void HardFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MemManage_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void BusFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UsageFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void SVC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void DebugMon_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 SUPC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void RSTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void RTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void RTT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void WDT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PMC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void EFC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); #ifdef _SAMG55_FLEXCOM7_INSTANCE_ void FLEXCOM7_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); #endif /* _SAMG55_FLEXCOM7_INSTANCE_*/ void FLEXCOM0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PIOA_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PIOB_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PDMIC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MEM2MEM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void I2SC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void I2SC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PDMIC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FLEXCOM6_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC2_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 ADC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void ARM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UHP_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UDP_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void CRCCU_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); /* Exception Table */ __attribute__ ((section(".vectors"))) const DeviceVectors exception_table = { /* Configure Initial Stack Pointer, using linker-generated symbols */ .pvStack = (void*) (&_estack), .pfnReset_Handler = (void*) Reset_Handler, .pfnNMI_Handler = (void*) NMI_Handler, .pfnHardFault_Handler = (void*) HardFault_Handler, .pfnMemManage_Handler = (void*) MemManage_Handler, .pfnBusFault_Handler = (void*) BusFault_Handler, .pfnUsageFault_Handler = (void*) UsageFault_Handler, .pfnReserved1_Handler = (void*) (0UL), /* Reserved */ .pfnReserved2_Handler = (void*) (0UL), /* Reserved */ .pfnReserved3_Handler = (void*) (0UL), /* Reserved */ .pfnReserved4_Handler = (void*) (0UL), /* Reserved */ .pfnSVC_Handler = (void*) SVC_Handler, .pfnDebugMon_Handler = (void*) DebugMon_Handler, .pfnReserved5_Handler = (void*) (0UL), /* Reserved */ .pfnPendSV_Handler = (void*) PendSV_Handler, .pfnSysTick_Handler = (void*) SysTick_Handler, /* Configurable interrupts */ .pfnSUPC_Handler = (void*) SUPC_Handler, /* 0 Supply Controller */ .pfnRSTC_Handler = (void*) RSTC_Handler, /* 1 Reset Controller */ .pfnRTC_Handler = (void*) RTC_Handler, /* 2 Real Time Clock */ .pfnRTT_Handler = (void*) RTT_Handler, /* 3 Real Time Timer */ .pfnWDT_Handler = (void*) WDT_Handler, /* 4 Watchdog Timer */ .pfnPMC_Handler = (void*) PMC_Handler, /* 5 Power Management Controller */ .pfnEFC_Handler = (void*) EFC_Handler, /* 6 Enhanced Flash Controller */ #ifdef _SAMG55_FLEXCOM7_INSTANCE_ .pfnFLEXCOM7_Handler = (void*) FLEXCOM7_Handler, /* 7 FLEXCOM 7 */ #else .pvReserved7 = (void*) (0UL), /* 7 Reserved */ #endif /* _SAMG55_FLEXCOM7_INSTANCE_ */ .pfnFLEXCOM0_Handler = (void*) FLEXCOM0_Handler, /* 8 FLEXCOM 0 */ .pfnFLEXCOM1_Handler = (void*) FLEXCOM1_Handler, /* 9 FLEXCOM 1 */ .pvReserved10 = (void*) (0UL), /* 10 Reserved */ .pfnPIOA_Handler = (void*) PIOA_Handler, /* 11 Parallel I/O Controller A */ .pfnPIOB_Handler = (void*) PIOB_Handler, /* 12 Parallel I/O Controller B */ .pfnPDMIC0_Handler = (void*) PDMIC0_Handler, /* 13 PDM 0 */ .pfnFLEXCOM2_Handler = (void*) FLEXCOM2_Handler, /* 14 FLEXCOM2 */ .pfnMEM2MEM_Handler = (void*) MEM2MEM_Handler, /* 15 MEM2MEM */ .pfnI2SC0_Handler = (void*) I2SC0_Handler, /* 16 I2SC0 */ .pfnI2SC1_Handler = (void*) I2SC1_Handler, /* 17 I2SC1 */ .pfnPDMIC1_Handler = (void*) PDMIC1_Handler, /* 18 PDM 1 */ .pfnFLEXCOM3_Handler = (void*) FLEXCOM3_Handler, /* 19 FLEXCOM3 */ .pfnFLEXCOM4_Handler = (void*) FLEXCOM4_Handler, /* 20 FLEXCOM4 */ .pfnFLEXCOM5_Handler = (void*) FLEXCOM5_Handler, /* 21 FLEXCOM5 */ .pfnFLEXCOM6_Handler = (void*) FLEXCOM6_Handler, /* 22 FLEXCOM6 */ .pfnTC0_Handler = (void*) TC0_Handler, /* 23 Timer/Counter 0 */ .pfnTC1_Handler = (void*) TC1_Handler, /* 24 Timer/Counter 1 */ .pfnTC2_Handler = (void*) TC2_Handler, /* 25 Timer/Counter 2 */ .pfnTC3_Handler = (void*) TC3_Handler, /* 26 Timer/Counter 3 */ .pfnTC4_Handler = (void*) TC4_Handler, /* 27 Timer/Counter 4 */ .pfnTC5_Handler = (void*) TC5_Handler, /* 28 Timer/Counter 5 */ .pfnADC_Handler = (void*) ADC_Handler, /* 29 Analog To Digital Converter */ .pfnARM_Handler = (void*) ARM_Handler, /* 30 FPU */ .pvReserved31 = (void*) (0UL), /* 31 Reserved */ .pvReserved32 = (void*) (0UL), /* 32 Reserved */ .pvReserved33 = (void*) (0UL), /* 33 Reserved */ .pvReserved34 = (void*) (0UL), /* 34 Reserved */ .pvReserved35 = (void*) (0UL), /* 35 Reserved */ .pvReserved36 = (void*) (0UL), /* 36 Reserved */ .pvReserved37 = (void*) (0UL), /* 37 Reserved */ .pvReserved38 = (void*) (0UL), /* 38 Reserved */ .pvReserved39 = (void*) (0UL), /* 39 Reserved */ .pvReserved40 = (void*) (0UL), /* 40 Reserved */ .pvReserved41 = (void*) (0UL), /* 41 Reserved */ .pvReserved42 = (void*) (0UL), /* 42 Reserved */ .pvReserved43 = (void*) (0UL), /* 43 Reserved */ .pvReserved44 = (void*) (0UL), /* 44 Reserved */ .pvReserved45 = (void*) (0UL), /* 45 Reserved */ .pvReserved46 = (void*) (0UL), /* 46 Reserved */ .pfnUHP_Handler = (void*) UHP_Handler, /* 47 USB OHCI */ .pfnUDP_Handler = (void*) UDP_Handler, /* 48 USB Device FS */ .pfnCRCCU_Handler = (void*) CRCCU_Handler /* 49 CRCCU */ }; /* TEMPORARY PATCH FOR SCB */ #define SCB_VTOR_TBLBASE_Pos 29 /*!< SCB VTOR: TBLBASE Position */ #define SCB_VTOR_TBLBASE_Msk (1UL << SCB_VTOR_TBLBASE_Pos) /*!< SCB VTOR: TBLBASE Mask */ /** * \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); #if __FPU_USED fpu_enable(); #endif if (((uint32_t) pSrc >= IRAM_ADDR) && ((uint32_t) pSrc < IRAM_ADDR + IRAM_SIZE)) { SCB->VTOR |= 1 << SCB_VTOR_TBLBASE_Pos; } /* Initialize the C library */ __libc_init_array(); /* Branch to main function */ main(); /* Infinite loop */ while (1); } /** * \brief Default interrupt handler for unused IRQs. */ void Dummy_Handler(void) { while (1) { } }