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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __ASM_GENERIC_TERMBITS_COMMON_H
3#define __ASM_GENERIC_TERMBITS_COMMON_H
4
5typedef unsigned char cc_t;
6typedef unsigned int speed_t;
7
8/* c_iflag bits */
9#define IGNBRK 0x001 /* Ignore break condition */
10#define BRKINT 0x002 /* Signal interrupt on break */
11#define IGNPAR 0x004 /* Ignore characters with parity errors */
12#define PARMRK 0x008 /* Mark parity and framing errors */
13#define INPCK 0x010 /* Enable input parity check */
14#define ISTRIP 0x020 /* Strip 8th bit off characters */
15#define INLCR 0x040 /* Map NL to CR on input */
16#define IGNCR 0x080 /* Ignore CR */
17#define ICRNL 0x100 /* Map CR to NL on input */
18#define IXANY 0x800 /* Any character will restart after stop */
19
20/* c_oflag bits */
21#define OPOST 0x01 /* Perform output processing */
22#define OCRNL 0x08
23#define ONOCR 0x10
24#define ONLRET 0x20
25#define OFILL 0x40
26#define OFDEL 0x80
27
28/* c_cflag bit meaning */
29/* Common CBAUD rates */
30#define B0 0x00000000 /* hang up */
31#define B50 0x00000001
32#define B75 0x00000002
33#define B110 0x00000003
34#define B134 0x00000004
35#define B150 0x00000005
36#define B200 0x00000006
37#define B300 0x00000007
38#define B600 0x00000008
39#define B1200 0x00000009
40#define B1800 0x0000000a
41#define B2400 0x0000000b
42#define B4800 0x0000000c
43#define B9600 0x0000000d
44#define B19200 0x0000000e
45#define B38400 0x0000000f
46#define EXTA B19200
47#define EXTB B38400
48
49#define ADDRB 0x20000000 /* address bit */
50#define CMSPAR 0x40000000 /* mark or space (stick) parity */
51#define CRTSCTS 0x80000000 /* flow control */
52
53#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
54
55/* tcflow() ACTION argument and TCXONC use these */
56#define TCOOFF 0 /* Suspend output */
57#define TCOON 1 /* Restart suspended output */
58#define TCIOFF 2 /* Send a STOP character */
59#define TCION 3 /* Send a START character */
60
61/* tcflush() QUEUE_SELECTOR argument and TCFLSH use these */
62#define TCIFLUSH 0 /* Discard data received but not yet read */
63#define TCOFLUSH 1 /* Discard data written but not yet sent */
64#define TCIOFLUSH 2 /* Discard all pending data */
65
66#endif /* __ASM_GENERIC_TERMBITS_COMMON_H */