#include #include #include "soc_peripherals.h" void Generic_ExceptionCallback(void) { printf("Generic exception handler!!\r\n"); for(;;) { // } } __attribute__((interrupt)) void Generic_TimerCallback(void) { TIMER0->TCSR0 |= (1 << 0x08); // Clear interrupt; SysTick++; } __attribute__((interrupt)) void Generic_TrapCallback(void) { printf("Trap!!\r\n"); uint32_t mepc, mcause, mstatus; __csrr("mepc", mepc); __csrr("mcause", mcause); __csrr("mstatus", mstatus); printf("mepc: 0x%08x, mcause: 0x%08x, mstatus: 0x%08x\r\n", mepc, mcause, mstatus); for(;;) { } } __attribute__((interrupt)) void NMI_Handler(void) { printf("NMI occurred!!\r\n"); for(;;) { // } }