#include <usb.h>
+enum ftdi_chip_type { TYPE_AM=0, TYPE_BM=1, TYPE_FT2232C=2 };
+
struct ftdi_context {
// USB specific
struct usb_dev_handle *usb_dev;
int usb_write_timeout;
// FTDI specific
+ enum ftdi_chip_type type;
int baudrate;
unsigned char bitbang_enabled;
unsigned char *readbuffer;