startup.c

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/***************************************************************************/
#include "efm32.h"
#include "config.h"
#include "efm32g890f128_interrupt.h"
#include "iec60335_class_b.h"

/*******************************************************************************
* Prototypes
*******************************************************************************/
void Reset(void) __attribute__ ((section ("._Reset")));
void NMI_Handler(void);
void HardFault_Handler(void);

/*******************************************************************************
* main Prototype
*******************************************************************************/
extern int main(void);
extern void TimingDelay_Decrement(void);
extern void DefaultHandler(void);

/*******************************************************************************
* Stack Location Definition
*******************************************************************************/
volatile unsigned long Stack[STACKSIZE>>2] __attribute__ ((section (".stack")));
/*******************************************************************************
* reference to linker symbols
*******************************************************************************/
//extern unsigned long _svector;        // start vector section
extern unsigned long _stext;        // start text section
extern unsigned long _etext;        // end text section
extern unsigned long _sdata;        // start data section
extern unsigned long _edata;        // end data section
extern unsigned long _sbss;         // start bss section
extern unsigned long _ebss;         // end bss section
extern unsigned long _initial_sp;     // initial stack pointer

//extern unsigned long _data;

//extern unsigned long _bss;

//extern unsigned long _crc_start;

/*******************************************************************************
* Location Definition
*******************************************************************************/
#define CRC32val  0x12345678

/*******************************************************************************
* Interrupt Vector Table
*******************************************************************************/
typedef void (* const IntFctPointer)(void);
IntFctPointer interrupts[] __attribute__ ((section("_vector"))) =
{
  (IntFctPointer)&_initial_sp,      
  Reset,                                  
  NMI_Handler,                            
  HardFault_Handler,                      
  MemManage_Handler,                      
  BusFault_Handler,                       
  UsageFault_Handler,                     
  0,                      
  0,                                      
  0,                                      
  0,                                      
  SVC_Handler,                            
  DebugMon_Handler,                           
  0,                                      
  PendSV_Handler,                         
  SysTick_Handler,                        
  DMA_IRQHandler,                         
  GPIO_EVEN_IRQHandler,         
  TIMER0_IRQHandler,            
  USART0_RX_IRQHandler,         
  USART0_TX_IRQHandler,         
  ACMP0_IRQHandler,           
  ADC0_IRQHandler,            
  DAC0_IRQHandler,            
  I2C0_IRQHandler,            
  GPIO_ODD_IRQHandler,          
  TIMER1_IRQHandler,            
  TIMER2_IRQHandler,            
  USART1_RX_IRQHandler,         
  USART1_TX_IRQHandler,         
  USART2_RX_IRQHandler,         
  USART2_TX_IRQHandler,         
  UART0_RX_IRQHandler,          
  UART0_TX_IRQHandler,          
  LEUART0_IRQHandler,           
  LEUART1_IRQHandler,           
  LETIMER0_IRQHandler,          
  PCNT0_IRQHandler,           
  PCNT1_IRQHandler,           
  PCNT2_IRQHandler,           
  RTC_IRQHandler,             
  CMU_IRQHandler,             
  VCMP_IRQHandler,            
  LCD_IRQHandler,             
  MSC_IRQHandler,             
  AES_IRQHandler,             
};

FlashCRC_t testsecond, testfirst;

void Reset(void)
{
  unsigned long *Src, *Dest;

  // POST test collection
  IEC60335_ClassB_POST();

  // this operation will destroy results from test before!
  // Copy the data segment initializers from flash to SRAM.
  Src = &_etext;
  for(Dest = &_sdata; Dest < &_edata; ) {
    *Dest++ = *Src++;
  }

  // Zero fill the bss segment.
  for(Dest = &_sbss; Dest < &_ebss; ) {
    *Dest++ = 0;
  }

  // Call main.
  main();
}

/************************************** EOF *********************************/