303 lines
20 KiB
C
303 lines
20 KiB
C
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/*
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* kinetis_sysinit.c - Default init routines for Flycatcher
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* Kinetis ARM systems
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* Copyright © 2012 Freescale semiConductor Inc. All Rights Reserved.
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*/
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#include "hal/derivative.h"
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#include "kinetis_sysinit.h"
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/**
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**===========================================================================
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** External declarations
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**===========================================================================
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*/
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#if __cplusplus
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extern "C" {
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#endif
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extern unsigned long _estack;
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extern void __thumb_startup(void);
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#if __cplusplus
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}
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#endif
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/**
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**===========================================================================
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** Default interrupt handler
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**===========================================================================
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*/
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void Default_Handler(void)
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{
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// Uncomment this breakpoint instruction if you are debugging a hard
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// fault during development. If this breakpoint is hit without a
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// debugger attached a LOCKUP is triggered. For this processor this
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// causes an immediate system reset.
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//asm volatile ("bkpt");
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while(1);
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/* Fault registers:
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* 0xE000ED2C: HFSR (HardFault status register)
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* 0xE000ED28: MMFSR (MemManage fault status register)
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* 0xE000ED34: MMFAR (MemManage fault address register)
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* 0xE000ED29: BFSR (BusFault status register)
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* 0xE000ED38: BFAR (BusFault address register)
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*/
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}
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/* Weak definitions of handlers point to Default_Handler if not implemented */
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void NMI_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void HardFault_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void MemManage_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void BusFault_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void UsageFault_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void SVC_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void DebugMon_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void PendSV_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void SysTick_Handler(void) __attribute__ ((weak, alias("Default_Handler")));
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void DMA0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 0 transfer complete interrupt */
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void DMA1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 1 transfer complete interrupt */
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void DMA2_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 2 transfer complete interrupt */
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void DMA3_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 3 transfer complete interrupt */
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void DMA4_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 4 transfer complete interrupt */
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void DMA5_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 5 transfer complete interrupt */
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void DMA6_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 6 transfer complete interrupt */
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void DMA7_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 7 transfer complete interrupt */
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void DMA8_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 8 transfer complete interrupt */
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void DMA9_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 9 transfer complete interrupt */
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void DMA10_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 10 transfer complete interrupt */
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void DMA11_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 11 transfer complete interrupt */
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void DMA12_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 12 transfer complete interrupt */
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void DMA13_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 13 transfer complete interrupt */
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void DMA14_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 14 transfer complete interrupt */
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void DMA15_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA channel 15 transfer complete interrupt */
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void DMA_Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DMA error interrupt */
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void MCMNormal_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* MCM normal interrupt */
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void FlashCmd_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Flash memory command complete interrupt */
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void FlashReadErr_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Flash read collision interrupt */
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void LVD_LVW_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Low Voltage Detect, Low Voltage Warning */
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void LLW_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Low Leakage Wakeup */
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void Watchdog_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* WDOG or EVM interrupt (shared) */
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void Reserved39_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 39 */
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void I2C0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* I2C0 interrupt */
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void I2C1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* I2C1 interrupt */
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void SPI0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* SPI0 interrupt */
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void SPI1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* SPI1 interrupt */
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void SPI2_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* SPI 2 interrupt */
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void CAN0Msg_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 message buffer (0-15) interrupt */
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void CAN0BusOff_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 Bus Off interrupt */
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void CAN0Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 Error interrupt */
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void CAN0Xmit_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 Transmit warning interrupt */
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void CAN0Rcv_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 Recieve warning interrupt */
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void CAN0Wake_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN0 Wake Up interrupt */
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void I2S0_Tx_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* I2S0 transmit interrupt */
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void I2S0_Rx_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* I2S0 receive interrupt */
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void CAN1Msg_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1Msg interrupt */
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void CAN1BusOff_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1BusOff interrupt */
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void CAN1Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1Error interrupt */
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void CAN1Xmit_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1Xmit interrupt */
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void CAN1Rcv_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1Rcv interrupt */
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void CAN1Wake_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CAN1Wake interrupt */
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void Reserved59_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 59 */
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void UART0_LON_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART0 LON interrupt */
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void UART0_RX_TX_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART0 receive/transmit interrupt */
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void UART0Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART0 error interrupt */
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void UART1_RX_TX_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART1 receive/transmit interrupt */
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void UART1Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART1 error interrupt */
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void UART2_RX_TX_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART2 receive/transmit interrupt */
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void UART2Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART2 error interrupt */
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void UART3_RX_TX_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART3 receive/transmit interrupt */
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void UART3Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART3 error interrupt */
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void UART4_RX_TX_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART4 receive/transmit interrupt */
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void UART4Error_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* UART4 error interrupt */
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void Reserved71_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 71 */
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void Reserved72_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 72 */
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void ADC0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* ADC0 interrupt */
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void ADC1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* ADC1 interrupt */
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void CMP0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CMP0 interrupt */
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void CMP1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CMP1 interrupt */
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void CMP2_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CMP2 interrupt */
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void FTM0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* FTM0 fault, all sources interrupt */
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void FTM1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* FTM1 fault, all sources interrupt */
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void FTM2_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* FTM2 fault, all sources interrupt */
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void CMT_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* CMT interrupt */
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void RTC_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* RTC alarm interrupt */
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void RTCSeconds_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* RTC seconds interrupt */
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void PIT0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* PIT timer channel 0 interrupt */
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void PIT1_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* PIT timer channel 1 interrupt */
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void PIT2_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* PIT timer channel 2 interrupt */
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void PIT3_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* PIT timer channel 3 interrupt */
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void PDB0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* PDB0 interrupt */
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void USB_ISR(void) __attribute__ ((weak, alias("Default_Handler"))); /* USB OTG interrupt */
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void USBCharge_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* USB charger detect interrupt */
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void Reserved91_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 91 */
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void Reserved92_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 92 */
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void Reserved93_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 93 */
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void Reserved94_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 94 */
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void Reserved95_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 95 */
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void SDHC_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* SDHC interrupt */
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void DAC0_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* DAC0 interrupt */
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void Reserved98_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 98 */
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void TSI_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* TSI all sources interrupt */
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void MCG_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* MCG interrupt */
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void LPTimer_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Low-power Timer interrupt */
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void Reserved102_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 102 */
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void PORTA_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Port A pin detect interrupt */
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void PORTB_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Port B pin detect interrupt */
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void PORTC_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Port C pin detect interrupt */
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void PORTD_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Port D pin detect interrupt */
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void PORTE_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Port E pin detect interrupt */
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void Reserved108_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 108 */
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void Reserved109_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Reserved interrupt 109 */
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void SWI_IRQHandler(void) __attribute__ ((weak, alias("Default_Handler"))); /* Software interrupt */
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/* The Interrupt Vector Table */
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void (* const InterruptVector[])(void) __attribute__ ((section(".vectortable"))) = {
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/* Processor exceptions */
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(void(*)(void)) &_estack,
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__thumb_startup,
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NMI_Handler,
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HardFault_Handler,
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MemManage_Handler,
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BusFault_Handler,
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UsageFault_Handler,
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0,
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0,
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0,
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0,
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SVC_Handler,
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DebugMon_Handler,
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0,
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PendSV_Handler,
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SysTick_Handler,
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/* Interrupts */
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DMA0_IRQHandler, /* DMA channel 0 transfer complete interrupt */
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DMA1_IRQHandler, /* DMA channel 1 transfer complete interrupt */
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DMA2_IRQHandler, /* DMA channel 2 transfer complete interrupt */
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DMA3_IRQHandler, /* DMA channel 3 transfer complete interrupt */
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DMA4_IRQHandler, /* DMA channel 4 transfer complete interrupt */
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DMA5_IRQHandler, /* DMA channel 5 transfer complete interrupt */
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DMA6_IRQHandler, /* DMA channel 6 transfer complete interrupt */
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DMA7_IRQHandler, /* DMA channel 7 transfer complete interrupt */
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DMA8_IRQHandler, /* DMA channel 8 transfer complete interrupt */
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DMA9_IRQHandler, /* DMA channel 9 transfer complete interrupt */
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DMA10_IRQHandler, /* DMA channel 10 transfer complete interrupt */
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DMA11_IRQHandler, /* DMA channel 11 transfer complete interrupt */
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DMA12_IRQHandler, /* DMA channel 12 transfer complete interrupt */
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DMA13_IRQHandler, /* DMA channel 13 transfer complete interrupt */
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DMA14_IRQHandler, /* DMA channel 14 transfer complete interrupt */
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DMA15_IRQHandler, /* DMA channel 15 transfer complete interrupt */
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DMA_Error_IRQHandler, /* DMA error interrupt */
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MCMNormal_IRQHandler, /* MCM normal interrupt */
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FlashCmd_IRQHandler, /* Flash memory command complete interrupt */
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FlashReadErr_IRQHandler, /* Flash read collision interrupt */
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LVD_LVW_IRQHandler, /* Low Voltage Detect, Low Voltage Warning */
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LLW_IRQHandler, /* Low Leakage Wakeup */
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Watchdog_IRQHandler, /* WDOG or EVM interrupt (shared) */
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Reserved39_IRQHandler, /* Reserved interrupt 39 */
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I2C0_IRQHandler, /* I2C0 interrupt */
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I2C1_IRQHandler, /* I2C1 interrupt */
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SPI0_IRQHandler, /* SPI0 interrupt */
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SPI1_IRQHandler, /* SPI1 interrupt */
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SPI2_IRQHandler, /* SPI2 interrupt 44 */
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CAN0Msg_IRQHandler, /* CAN0 message buffer (0-15) interrupt */
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CAN0BusOff_IRQHandler, /* CAN0 Bus Off interrupt */
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CAN0Error_IRQHandler, /* CAN0 Error interrupt */
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CAN0Xmit_IRQHandler, /* CAN0 Transmit warning interrupt */
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CAN0Rcv_IRQHandler, /* CAN0 Recieve warning interrupt */
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CAN0Wake_IRQHandler, /* CAN0 Wake Up interrupt */
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I2S0_Tx_IRQHandler, /* I2S0 transmit interrupt */
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I2S0_Rx_IRQHandler, /* I2S0 receive interrupt */
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CAN1Msg_IRQHandler, /* Reserved interrupt 53 */
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CAN1BusOff_IRQHandler, /* Reserved interrupt 54 */
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CAN1Error_IRQHandler, /* Reserved interrupt 55 */
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CAN1Xmit_IRQHandler, /* Reserved interrupt 56 */
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CAN1Rcv_IRQHandler, /* Reserved interrupt 57 */
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CAN1Wake_IRQHandler, /* Reserved interrupt 58 */
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Reserved59_IRQHandler, /* Reserved interrupt 59 */
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UART0_LON_IRQHandler, /* UART0 LON interrupt */
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UART0_RX_TX_IRQHandler, /* UART0 receive/transmit interrupt */
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UART0Error_IRQHandler, /* UART0 error interrupt */
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UART1_RX_TX_IRQHandler, /* UART1 receive/transmit interrupt */
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UART1Error_IRQHandler, /* UART1 error interrupt */
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UART2_RX_TX_IRQHandler, /* UART2 receive/transmit interrupt */
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UART2Error_IRQHandler, /* UART2 error interrupt */
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UART3_RX_TX_IRQHandler, /* UART3 receive/transmit interrupt */
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UART3Error_IRQHandler, /* UART3 error interrupt */
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UART4_RX_TX_IRQHandler, /* UART4 receive/transmit */
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UART4Error_IRQHandler, /* UART4 error interrupt */
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Reserved71_IRQHandler, /* Reserved interrupt 71 */
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Reserved72_IRQHandler, /* Reserved interrupt 72 */
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ADC0_IRQHandler, /* ADC0 interrupt */
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ADC1_IRQHandler, /* ADC1 interrupt */
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CMP0_IRQHandler, /* CMP0 interrupt */
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CMP1_IRQHandler, /* CMP1 interrupt */
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CMP2_IRQHandler, /* CMP2 interrupt */
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FTM0_IRQHandler, /* FTM0 fault, all sources interrupt */
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FTM1_IRQHandler, /* FTM1 fault, all sources interrupt */
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FTM2_IRQHandler, /* FTM2 fault, all sources interrupt */
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CMT_IRQHandler, /* CMT interrupt */
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RTC_IRQHandler, /* RTC alarm interrupt */
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RTCSeconds_IRQHandler, /* RTC seconds interrupt */
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PIT0_IRQHandler, /* PIT timer channel 0 interrupt */
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PIT1_IRQHandler, /* PIT timer channel 1 interrupt */
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PIT2_IRQHandler, /* PIT timer channel 2 interrupt */
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PIT3_IRQHandler, /* PIT timer channel 3 interrupt */
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PDB0_IRQHandler, /* PDB0 interrupt */
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USB_ISR, /* USB OTG interrupt */
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USBCharge_IRQHandler, /* USB charger detect interrupt */
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Reserved91_IRQHandler, /* Reserved interrupt 91 */
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Reserved92_IRQHandler, /* Reserved interrupt 92 */
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Reserved93_IRQHandler, /* Reserved interrupt 93 */
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Reserved94_IRQHandler, /* Reserved interrupt 94 */
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Reserved95_IRQHandler, /* Reserved interrupt 95 */
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SDHC_IRQHandler, /* SDHC interrupt */
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DAC0_IRQHandler, /* DAC0 interrupt */
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Reserved98_IRQHandler, /* Reserved interrupt 98 */
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TSI_IRQHandler, /* TSI all sources interrupt */
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MCG_IRQHandler, /* MCG interrupt */
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LPTimer_IRQHandler, /* Low-power Timer interrupt */
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Reserved102_IRQHandler, /* Reserved interrupt 102 */
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PORTA_IRQHandler, /* Port A pin detect interrupt */
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|
|
PORTB_IRQHandler, /* Port B pin detect interrupt */
|
||
|
|
PORTC_IRQHandler, /* Port C pin detect interrupt */
|
||
|
|
PORTD_IRQHandler, /* Port D pin detect interrupt */
|
||
|
|
PORTE_IRQHandler, /* Port E pin detect interrupt */
|
||
|
|
Reserved108_IRQHandler, /* Reserved interrupt 108 */
|
||
|
|
Reserved109_IRQHandler, /* Reserved interrupt 109 */
|
||
|
|
SWI_IRQHandler /* Software interrupt */
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
**===========================================================================
|
||
|
|
** Reset handler
|
||
|
|
**===========================================================================
|
||
|
|
*/
|
||
|
|
void __init_hardware(void)
|
||
|
|
{
|
||
|
|
SCB_VTOR = (uint32)&InterruptVector[0]; /* Set the interrupt vector table position */
|
||
|
|
|
||
|
|
#if defined(MKL25Z128)
|
||
|
|
// Disable the Watchdog because it may reset the core before entering main().
|
||
|
|
SIM_COPC = KINETIS_WDOG_DISABLED_CTRL;
|
||
|
|
|
||
|
|
#elif defined(MKE02Z64)
|
||
|
|
// Disable the Watchdog because it may reset the core before entering main().
|
||
|
|
WDOG_CNT = 0x20C5;
|
||
|
|
WDOG_CNT = 0x28D9;
|
||
|
|
WDOG_TOVAL = 0x28D9;
|
||
|
|
WDOG_CS2 = WDOG_CS2_CLK(0);
|
||
|
|
WDOG_CS1 = WDOG_CS1_UPDATE_MASK; //watchdog setting can be changed later
|
||
|
|
|
||
|
|
#elif defined(MK20DN512) || defined(MK20DX256)
|
||
|
|
// Disable the Watchdog because it may reset the core before entering main().
|
||
|
|
WDOG_UNLOCK = 0xC520; // Write 0xC520 to the unlock register
|
||
|
|
WDOG_UNLOCK = 0xD928; // Followed by 0xD928 to complete the unlock
|
||
|
|
WDOG_STCTRLH &= ~WDOG_STCTRLH_WDOGEN_MASK; // Clear the WDOGEN bit to disable the watchdog
|
||
|
|
#else
|
||
|
|
#error "MCU sub-model not supported!"
|
||
|
|
#endif
|
||
|
|
}
|