debug/programs/init.h

   1 #ifndef INIT_H
   2 #define INIT_H
   3
   4 #define MTIME           (*(volatile long long *)(0x02000000 + 0xbff8))
   5 #define MTIMECMP        ((volatile long long *)(0x02000000 + 0x4000))
   6
   7 #define csr_read(csr)                                   \
   8 ({                                                      \
   9     register unsigned long __v;                         \
  10     __asm__ __volatile__ ("csrr %0, " #csr              \
  11                   : "=r" (__v));                        \
  12     __v;                                                \
  13 })
  14
  15 typedef void* (*trap_handler_t)(unsigned hartid, unsigned mcause, void *mepc,
  16         void *sp);
  17 void set_trap_handler(trap_handler_t handler);
  18 void enable_timer_interrupts();
  19
  20 #endif