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01: #ifndef _LINUX_TTY_H
02: #define _LINUX_TTY_H
03: 
04: /*
05:  * 'tty.h' defines some structures used by tty_io.c and some defines.
06:  */
07: 
08: #define NR_LDISCS               30
09: 
10: /* line disciplines */
11: #define N_TTY           0
12: #define N_SLIP          1
13: #define N_MOUSE         2
14: #define N_PPP           3
15: #define N_STRIP         4
16: #define N_AX25          5
17: #define N_X25           6       /* X.25 async */
18: #define N_6PACK         7
19: #define N_MASC          8       /* Reserved for Mobitex module <kaz@cafe.net> */
20: #define N_R3964         9       /* Reserved for Simatic R3964 module */
21: #define N_PROFIBUS_FDL  10      /* Reserved for Profibus */
22: #define N_IRDA          11      /* Linux IrDa - http://irda.sourceforge.net/ */
23: #define N_SMSBLOCK      12      /* SMS block mode - for talking to GSM data */
24:                                 /* cards about SMS messages */
25: #define N_HDLC          13      /* synchronous HDLC */
26: #define N_SYNC_PPP      14      /* synchronous PPP */
27: #define N_HCI           15      /* Bluetooth HCI UART */
28: #define N_GIGASET_M101  16      /* Siemens Gigaset M101 serial DECT adapter */
29: #define N_SLCAN         17      /* Serial / USB serial CAN Adaptors */
30: #define N_PPS           18      /* Pulse per Second */
31: #define N_V253          19      /* Codec control over voice modem */
32: #define N_CAIF          20      /* CAIF protocol for talking to modems */
33: #define N_GSM0710       21      /* GSM 0710 Mux */
34: #define N_TI_WL         22      /* for TI's WL BT, FM, GPS combo chips */
35: #define N_TRACESINK     23      /* Trace data routing for MIPI P1149.7 */
36: #define N_TRACEROUTER   24      /* Trace data routing for MIPI P1149.7 */
37: 
38: #endif
39: 

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