trap
typedef struct trap {
struct trap {
trap(const unsigned long a0, const unsigned long a1, const unsigned long a2,
trap(int type, struct trapframe *frame)
trap(struct trapframe *frame)
trap(struct trapframe *trapframe)
trap(struct trapframe *frame)
trap(struct trapframe *frame)
trap(struct trapframe *tf, unsigned type, vaddr_t pc, long tstate)