struct kgdb_io — Describe the interface for an I/O driver to talk with KGDB.
struct kgdb_io {
  const char * name;
  int (* read_char) (void);
  void (* write_char) (u8);
  void (* flush) (void);
  int (* init) (void);
  void (* pre_exception) (void);
  void (* post_exception) (void);
  int is_console;
};  Name of the I/O driver.
Pointer to a function that will return one char.
Pointer to a function that will write one char.
Pointer to a function that will flush any pending writes.
Pointer to a function that will initialize the device.
Pointer to a function that will do any prep work for the I/O driver.
Pointer to a function that will do any cleanup work for the I/O driver.
1 if the end device is a console 0 if the I/O device is not a console