tty.h

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#ifndef _UAPI_LINUX_TTY_H
#define _UAPI_LINUX_TTY_H

/*
 * 'tty.h' defines some structures used by tty_io.c and some defines.
 */

#define NR_LDISCS       30

/* line disciplines */
#define N_TTY       0
#define N_SLIP      1
#define N_MOUSE     2
#define N_PPP       3
#define N_STRIP     4
#define N_AX25      5
#define N_X25       6   /* X.25 async */
#define N_6PACK     7
#define N_MASC      8   /* Reserved for Mobitex module <[email protected]> */
#define N_R3964     9   /* Reserved for Simatic R3964 module */
#define N_PROFIBUS_FDL  10  /* Reserved for Profibus */
#define N_IRDA      11  /* Linux IrDa - http://irda.sourceforge.net/ */
#define N_SMSBLOCK  12  /* SMS block mode - for talking to GSM data */
                /* cards about SMS messages */
#define N_HDLC      13  /* synchronous HDLC */
#define N_SYNC_PPP  14  /* synchronous PPP */
#define N_HCI       15  /* Bluetooth HCI UART */
#define N_GIGASET_M101  16  /* Siemens Gigaset M101 serial DECT adapter */
#define N_SLCAN     17  /* Serial / USB serial CAN Adaptors */
#define N_PPS       18  /* Pulse per Second */
#define N_V253      19  /* Codec control over voice modem */
#define N_CAIF      20      /* CAIF protocol for talking to modems */
#define N_GSM0710   21  /* GSM 0710 Mux */
#define N_TI_WL     22  /* for TI's WL BT, FM, GPS combo chips */
#define N_TRACESINK 23  /* Trace data routing for MIPI P1149.7 */
#define N_TRACEROUTER   24  /* Trace data routing for MIPI P1149.7 */

#endif /* _UAPI_LINUX_TTY_H */