linux-headers (unknown)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _LINUX_TTY_H
3 #define _LINUX_TTY_H
4
5 /*
6 * 'tty.h' defines some structures used by tty_io.c and some defines.
7 */
8
9 /* line disciplines */
10 #define N_TTY 0
11 #define N_SLIP 1
12 #define N_MOUSE 2
13 #define N_PPP 3
14 #define N_STRIP 4
15 #define N_AX25 5
16 #define N_X25 6 /* X.25 async */
17 #define N_6PACK 7
18 #define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */
19 #define N_R3964 9 /* Reserved for Simatic R3964 module */
20 #define N_PROFIBUS_FDL 10 /* Reserved for Profibus */
21 #define N_IRDA 11 /* Linux IrDa - http://irda.sourceforge.net/ */
22 #define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data */
23 /* cards about SMS messages */
24 #define N_HDLC 13 /* synchronous HDLC */
25 #define N_SYNC_PPP 14 /* synchronous PPP */
26 #define N_HCI 15 /* Bluetooth HCI UART */
27 #define N_GIGASET_M101 16 /* Siemens Gigaset M101 serial DECT adapter */
28 #define N_SLCAN 17 /* Serial / USB serial CAN Adaptors */
29 #define N_PPS 18 /* Pulse per Second */
30 #define N_V253 19 /* Codec control over voice modem */
31 #define N_CAIF 20 /* CAIF protocol for talking to modems */
32 #define N_GSM0710 21 /* GSM 0710 Mux */
33 #define N_TI_WL 22 /* for TI's WL BT, FM, GPS combo chips */
34 #define N_TRACESINK 23 /* Trace data routing for MIPI P1149.7 */
35 #define N_TRACEROUTER 24 /* Trace data routing for MIPI P1149.7 */
36 #define N_NCI 25 /* NFC NCI UART */
37 #define N_SPEAKUP 26 /* Speakup communication with synths */
38 #define N_NULL 27 /* Null ldisc used for error handling */
39 #define N_MCTP 28 /* MCTP-over-serial */
40 #define N_DEVELOPMENT 29 /* Manual out-of-tree testing */
41 #define N_CAN327 30 /* ELM327 based OBD-II interfaces */
42
43 /* Always the newest line discipline + 1 */
44 #define NR_LDISCS 31
45
46 #endif /* _LINUX_TTY_H */
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