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   DECLARE_TRAP(irq0), \
  22   DECLARE_TRAP(irq1), \
  23   DECLARE_TRAP(irq2), \
  24   DECLARE_TRAP(irq3), \
  25   DECLARE_TRAP(irq4), \
  26   DECLARE_TRAP(irq5), \
  27   DECLARE_TRAP(irq6), \
  28   DECLARE_TRAP(irq7), \
  29
  30 #define DECLARE_TRAP(x) trap_##x
  31 enum trap_t
  32 {
  33   TRAP_LIST
  34   NUM_TRAPS
  35 };
  36 #undef DECLARE_TRAP
  37
  38 struct halt_t {}; // thrown to stop the processor from running
  39
  40 extern "C" const char* trap_name(trap_t t);
  41
  42 #endif