tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1995, 96, 99, 2001, 06 Ralf Baechle
7 * Copyright (C) 1999 Silicon Graphics, Inc.
8 * Copyright (C) 2001 MIPS Technologies, Inc.
9 */
10#ifndef _ASM_TERMBITS_H
11#define _ASM_TERMBITS_H
12
13#include <linux/posix_types.h>
14
15typedef unsigned char cc_t;
16typedef unsigned int speed_t;
17typedef unsigned int tcflag_t;
18
19/*
20 * The ABI says nothing about NCC but seems to use NCCS as
21 * replacement for it in struct termio
22 */
23#define NCCS 23
24struct termios {
25 tcflag_t c_iflag; /* input mode flags */
26 tcflag_t c_oflag; /* output mode flags */
27 tcflag_t c_cflag; /* control mode flags */
28 tcflag_t c_lflag; /* local mode flags */
29 cc_t c_line; /* line discipline */
30 cc_t c_cc[NCCS]; /* control characters */
31};
32
33/* c_cc characters */
34#define VINTR 0 /* Interrupt character [ISIG]. */
35#define VQUIT 1 /* Quit character [ISIG]. */
36#define VERASE 2 /* Erase character [ICANON]. */
37#define VKILL 3 /* Kill-line character [ICANON]. */
38#define VMIN 4 /* Minimum number of bytes read at once [!ICANON]. */
39#define VTIME 5 /* Time-out value (tenths of a second) [!ICANON]. */
40#define VEOL2 6 /* Second EOL character [ICANON]. */
41#define VSWTC 7 /* ??? */
42#define VSWTCH VSWTC
43#define VSTART 8 /* Start (X-ON) character [IXON, IXOFF]. */
44#define VSTOP 9 /* Stop (X-OFF) character [IXON, IXOFF]. */
45#define VSUSP 10 /* Suspend character [ISIG]. */
46#if 0
47/*
48 * VDSUSP is not supported
49 */
50#define VDSUSP 11 /* Delayed suspend character [ISIG]. */
51#endif
52#define VREPRINT 12 /* Reprint-line character [ICANON]. */
53#define VDISCARD 13 /* Discard character [IEXTEN]. */
54#define VWERASE 14 /* Word-erase character [ICANON]. */
55#define VLNEXT 15 /* Literal-next character [IEXTEN]. */
56#define VEOF 16 /* End-of-file character [ICANON]. */
57#define VEOL 17 /* End-of-line character [ICANON]. */
58
59/* c_iflag bits */
60#define IGNBRK 0000001 /* Ignore break condition. */
61#define BRKINT 0000002 /* Signal interrupt on break. */
62#define IGNPAR 0000004 /* Ignore characters with parity errors. */
63#define PARMRK 0000010 /* Mark parity and framing errors. */
64#define INPCK 0000020 /* Enable input parity check. */
65#define ISTRIP 0000040 /* Strip 8th bit off characters. */
66#define INLCR 0000100 /* Map NL to CR on input. */
67#define IGNCR 0000200 /* Ignore CR. */
68#define ICRNL 0000400 /* Map CR to NL on input. */
69#define IUCLC 0001000 /* Map upper case to lower case on input. */
70#define IXON 0002000 /* Enable start/stop output control. */
71#define IXANY 0004000 /* Any character will restart after stop. */
72#define IXOFF 0010000 /* Enable start/stop input control. */
73#define IMAXBEL 0020000 /* Ring bell when input queue is full. */
74#define IUTF8 0040000 /* Input is UTF-8 */
75
76/* c_oflag bits */
77#define OPOST 0000001 /* Perform output processing. */
78#define OLCUC 0000002 /* Map lower case to upper case on output. */
79#define ONLCR 0000004 /* Map NL to CR-NL on output. */
80#define OCRNL 0000010
81#define ONOCR 0000020
82#define ONLRET 0000040
83#define OFILL 0000100
84#define OFDEL 0000200
85#define NLDLY 0000400
86#define NL0 0000000
87#define NL1 0000400
88#define CRDLY 0003000
89#define CR0 0000000
90#define CR1 0001000
91#define CR2 0002000
92#define CR3 0003000
93#define TABDLY 0014000
94#define TAB0 0000000
95#define TAB1 0004000
96#define TAB2 0010000
97#define TAB3 0014000
98#define XTABS 0014000
99#define BSDLY 0020000
100#define BS0 0000000
101#define BS1 0020000
102#define VTDLY 0040000
103#define VT0 0000000
104#define VT1 0040000
105#define FFDLY 0100000
106#define FF0 0000000
107#define FF1 0100000
108/*
109#define PAGEOUT ???
110#define WRAP ???
111 */
112
113/* c_cflag bit meaning */
114#define CBAUD 0010017
115#define B0 0000000 /* hang up */
116#define B50 0000001
117#define B75 0000002
118#define B110 0000003
119#define B134 0000004
120#define B150 0000005
121#define B200 0000006
122#define B300 0000007
123#define B600 0000010
124#define B1200 0000011
125#define B1800 0000012
126#define B2400 0000013
127#define B4800 0000014
128#define B9600 0000015
129#define B19200 0000016
130#define B38400 0000017
131#define EXTA B19200
132#define EXTB B38400
133#define CSIZE 0000060 /* Number of bits per byte (mask). */
134#define CS5 0000000 /* 5 bits per byte. */
135#define CS6 0000020 /* 6 bits per byte. */
136#define CS7 0000040 /* 7 bits per byte. */
137#define CS8 0000060 /* 8 bits per byte. */
138#define CSTOPB 0000100 /* Two stop bits instead of one. */
139#define CREAD 0000200 /* Enable receiver. */
140#define PARENB 0000400 /* Parity enable. */
141#define PARODD 0001000 /* Odd parity instead of even. */
142#define HUPCL 0002000 /* Hang up on last close. */
143#define CLOCAL 0004000 /* Ignore modem status lines. */
144#define CBAUDEX 0010000
145#define B57600 0010001
146#define B115200 0010002
147#define B230400 0010003
148#define B460800 0010004
149#define B500000 0010005
150#define B576000 0010006
151#define B921600 0010007
152#define B1000000 0010010
153#define B1152000 0010011
154#define B1500000 0010012
155#define B2000000 0010013
156#define B2500000 0010014
157#define B3000000 0010015
158#define B3500000 0010016
159#define B4000000 0010017
160#define CIBAUD 002003600000 /* input baud rate (not used) */
161#define CMSPAR 010000000000 /* mark or space (stick) parity */
162#define CRTSCTS 020000000000 /* flow control */
163
164/* c_lflag bits */
165#define ISIG 0000001 /* Enable signals. */
166#define ICANON 0000002 /* Do erase and kill processing. */
167#define XCASE 0000004
168#define ECHO 0000010 /* Enable echo. */
169#define ECHOE 0000020 /* Visual erase for ERASE. */
170#define ECHOK 0000040 /* Echo NL after KILL. */
171#define ECHONL 0000100 /* Echo NL even if ECHO is off. */
172#define NOFLSH 0000200 /* Disable flush after interrupt. */
173#define IEXTEN 0000400 /* Enable DISCARD and LNEXT. */
174#define ECHOCTL 0001000 /* Echo control characters as ^X. */
175#define ECHOPRT 0002000 /* Hardcopy visual erase. */
176#define ECHOKE 0004000 /* Visual erase for KILL. */
177#define FLUSHO 0020000
178#define PENDIN 0040000 /* Retype pending input (state). */
179#define TOSTOP 0100000 /* Send SIGTTOU for background output. */
180#define ITOSTOP TOSTOP
181
182/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
183#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */
184
185/* tcflow() and TCXONC use these */
186#define TCOOFF 0 /* Suspend output. */
187#define TCOON 1 /* Restart suspended output. */
188#define TCIOFF 2 /* Send a STOP character. */
189#define TCION 3 /* Send a START character. */
190
191/* tcflush() and TCFLSH use these */
192#define TCIFLUSH 0 /* Discard data received but not yet read. */
193#define TCOFLUSH 1 /* Discard data written but not yet sent. */
194#define TCIOFLUSH 2 /* Discard all pending data. */
195
196/* tcsetattr uses these */
197#define TCSANOW TCSETS /* Change immediately. */
198#define TCSADRAIN TCSETSW /* Change when pending output is written. */
199#define TCSAFLUSH TCSETSF /* Flush pending input before changing. */
200
201#endif /* _ASM_TERMBITS_H */