/** * \file * * \brief GCC startup file for ATSAME70N20 * * Copyright (c) 2020 Microchip Technology Inc. * * \license_start * * \page License * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * \license_stop * */ #include "same70n20.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); /* Reset handler */ void Reset_Handler(void); /* Default empty handler */ void Dummy_Handler(void); /* Cortex-M7 core handlers */ void NonMaskableInt_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void HardFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MemoryManagement_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 SVCall_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void DebugMonitor_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"))); void UART0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UART1_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 USART0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void USART1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void USART2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PIOD_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void HSMCI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TWIHS0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TWIHS1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void SPI0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void SSC_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 AFEC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void DACC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PWM0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void ICM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void ACC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void USBHS_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MCAN0_INT0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MCAN0_INT1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MCAN1_INT0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void MCAN1_INT1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void GMAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void AFEC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TWIHS2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void QSPI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UART2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UART3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void UART4_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 TC8_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC9_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC10_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TC11_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void AES_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void TRNG_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void XDMAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void ISI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void PWM1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void FPU_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void RSWDT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void GMAC_Q1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void GMAC_Q2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler"))); void IXC_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, .pfnNonMaskableInt_Handler = (void*) NonMaskableInt_Handler, .pfnHardFault_Handler = (void*) HardFault_Handler, .pfnMemoryManagement_Handler = (void*) MemoryManagement_Handler, .pfnBusFault_Handler = (void*) BusFault_Handler, .pfnUsageFault_Handler = (void*) UsageFault_Handler, .pvReservedC9 = (void*) (0UL), /* Reserved */ .pvReservedC8 = (void*) (0UL), /* Reserved */ .pvReservedC7 = (void*) (0UL), /* Reserved */ .pvReservedC6 = (void*) (0UL), /* Reserved */ .pfnSVCall_Handler = (void*) SVCall_Handler, .pfnDebugMonitor_Handler = (void*) DebugMonitor_Handler, .pvReservedC3 = (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 Embedded Flash Controller */ .pfnUART0_Handler = (void*) UART0_Handler, /* 7 Universal Asynchronous Receiver Transmitter */ .pfnUART1_Handler = (void*) UART1_Handler, /* 8 Universal Asynchronous Receiver Transmitter */ .pvReserved9 = (void*) (0UL), /* 9 Reserved */ .pfnPIOA_Handler = (void*) PIOA_Handler, /* 10 Parallel Input/Output Controller */ .pfnPIOB_Handler = (void*) PIOB_Handler, /* 11 Parallel Input/Output Controller */ .pvReserved12 = (void*) (0UL), /* 12 Reserved */ .pfnUSART0_Handler = (void*) USART0_Handler, /* 13 Universal Synchronous Asynchronous Receiver Transmitter */ .pfnUSART1_Handler = (void*) USART1_Handler, /* 14 Universal Synchronous Asynchronous Receiver Transmitter */ .pfnUSART2_Handler = (void*) USART2_Handler, /* 15 Universal Synchronous Asynchronous Receiver Transmitter */ .pfnPIOD_Handler = (void*) PIOD_Handler, /* 16 Parallel Input/Output Controller */ .pvReserved17 = (void*) (0UL), /* 17 Reserved */ .pfnHSMCI_Handler = (void*) HSMCI_Handler, /* 18 High Speed MultiMedia Card Interface */ .pfnTWIHS0_Handler = (void*) TWIHS0_Handler, /* 19 Two-wire Interface High Speed */ .pfnTWIHS1_Handler = (void*) TWIHS1_Handler, /* 20 Two-wire Interface High Speed */ .pfnSPI0_Handler = (void*) SPI0_Handler, /* 21 Serial Peripheral Interface */ .pfnSSC_Handler = (void*) SSC_Handler, /* 22 Synchronous Serial Controller */ .pfnTC0_Handler = (void*) TC0_Handler, /* 23 Timer Counter */ .pfnTC1_Handler = (void*) TC1_Handler, /* 24 Timer Counter */ .pfnTC2_Handler = (void*) TC2_Handler, /* 25 Timer Counter */ .pfnTC3_Handler = (void*) TC3_Handler, /* 26 Timer Counter */ .pfnTC4_Handler = (void*) TC4_Handler, /* 27 Timer Counter */ .pfnTC5_Handler = (void*) TC5_Handler, /* 28 Timer Counter */ .pfnAFEC0_Handler = (void*) AFEC0_Handler, /* 29 Analog Front-End Controller */ .pfnDACC_Handler = (void*) DACC_Handler, /* 30 Digital-to-Analog Converter Controller */ .pfnPWM0_Handler = (void*) PWM0_Handler, /* 31 Pulse Width Modulation Controller */ .pfnICM_Handler = (void*) ICM_Handler, /* 32 Integrity Check Monitor */ .pfnACC_Handler = (void*) ACC_Handler, /* 33 Analog Comparator Controller */ .pfnUSBHS_Handler = (void*) USBHS_Handler, /* 34 USB High-Speed Interface */ .pfnMCAN0_INT0_Handler = (void*) MCAN0_INT0_Handler, /* 35 Controller Area Network */ .pfnMCAN0_INT1_Handler = (void*) MCAN0_INT1_Handler, /* 36 Controller Area Network */ .pfnMCAN1_INT0_Handler = (void*) MCAN1_INT0_Handler, /* 37 Controller Area Network */ .pfnMCAN1_INT1_Handler = (void*) MCAN1_INT1_Handler, /* 38 Controller Area Network */ .pfnGMAC_Handler = (void*) GMAC_Handler, /* 39 Gigabit Ethernet MAC */ .pfnAFEC1_Handler = (void*) AFEC1_Handler, /* 40 Analog Front-End Controller */ .pfnTWIHS2_Handler = (void*) TWIHS2_Handler, /* 41 Two-wire Interface High Speed */ .pvReserved42 = (void*) (0UL), /* 42 Reserved */ .pfnQSPI_Handler = (void*) QSPI_Handler, /* 43 Quad Serial Peripheral Interface */ .pfnUART2_Handler = (void*) UART2_Handler, /* 44 Universal Asynchronous Receiver Transmitter */ .pfnUART3_Handler = (void*) UART3_Handler, /* 45 Universal Asynchronous Receiver Transmitter */ .pfnUART4_Handler = (void*) UART4_Handler, /* 46 Universal Asynchronous Receiver Transmitter */ .pfnTC6_Handler = (void*) TC6_Handler, /* 47 Timer Counter */ .pfnTC7_Handler = (void*) TC7_Handler, /* 48 Timer Counter */ .pfnTC8_Handler = (void*) TC8_Handler, /* 49 Timer Counter */ .pfnTC9_Handler = (void*) TC9_Handler, /* 50 Timer Counter */ .pfnTC10_Handler = (void*) TC10_Handler, /* 51 Timer Counter */ .pfnTC11_Handler = (void*) TC11_Handler, /* 52 Timer Counter */ .pvReserved53 = (void*) (0UL), /* 53 Reserved */ .pvReserved54 = (void*) (0UL), /* 54 Reserved */ .pvReserved55 = (void*) (0UL), /* 55 Reserved */ .pfnAES_Handler = (void*) AES_Handler, /* 56 Advanced Encryption Standard */ .pfnTRNG_Handler = (void*) TRNG_Handler, /* 57 True Random Number Generator */ .pfnXDMAC_Handler = (void*) XDMAC_Handler, /* 58 Extensible DMA Controller */ .pfnISI_Handler = (void*) ISI_Handler, /* 59 Image Sensor Interface */ .pfnPWM1_Handler = (void*) PWM1_Handler, /* 60 Pulse Width Modulation Controller */ .pfnFPU_Handler = (void*) FPU_Handler, /* 61 Floating Point Unit */ .pvReserved62 = (void*) (0UL), /* 62 Reserved */ .pfnRSWDT_Handler = (void*) RSWDT_Handler, /* 63 Reinforced Safety Watchdog Timer */ .pvReserved64 = (void*) (0UL), /* 64 Reserved */ .pvReserved65 = (void*) (0UL), /* 65 Reserved */ .pfnGMAC_Q1_Handler = (void*) GMAC_Q1_Handler, /* 66 Gigabit Ethernet MAC */ .pfnGMAC_Q2_Handler = (void*) GMAC_Q2_Handler, /* 67 Gigabit Ethernet MAC */ .pfnIXC_Handler = (void*) IXC_Handler /* 68 Floating Point Unit */ }; /** * \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 */ main(); /* Infinite loop */ while (1); } /** * \brief Default interrupt handler for unused IRQs. */ void Dummy_Handler(void) { while (1) { } }