riscv/trap.h

   1 #ifndef _RISCV_TRAP_H
   2 #define _RISCV_TRAP_H
   3
   4 #define TRAP_LIST \
   5   DECLARE_TRAP(instruction_address_misaligned), \
   6   DECLARE_TRAP(instruction_access_fault), \
   7   DECLARE_TRAP(illegal_instruction), \
   8   DECLARE_TRAP(privileged_instruction), \
   9   DECLARE_TRAP(fp_disabled), \
  10   DECLARE_TRAP(reserved0), \
  11   DECLARE_TRAP(syscall), \
  12   DECLARE_TRAP(breakpoint), \
  13   DECLARE_TRAP(load_address_misaligned), \
  14   DECLARE_TRAP(store_address_misaligned), \
  15   DECLARE_TRAP(load_access_fault), \
  16   DECLARE_TRAP(store_access_fault), \
  17   DECLARE_TRAP(vector_disabled), \
  18   DECLARE_TRAP(vector_bank), \
  19   DECLARE_TRAP(vector_illegal_instruction), \
  20   DECLARE_TRAP(reserved1), \
  21
  22 #define DECLARE_TRAP(x) trap_##x
  23 enum trap_t
  24 {
  25   TRAP_LIST
  26   NUM_TRAPS
  27 };
  28 #undef DECLARE_TRAP
  29
  30 struct interrupt_t { interrupt_t(int which) : i(which) {} int i; };
  31 struct halt_t {}; // thrown to stop the processor from running
  32
  33 extern "C" const char* trap_name(trap_t t);
  34
  35 #endif