1 /* $Id: termios.h,v 1.8 2000/01/27 23:45:30 ralf Exp $
2 *
3 * This file is subject to the terms and conditions of the GNU General Public
4 * License. See the file "COPYING" in the main directory of this archive
5 * for more details.
6 *
7 * Copyright (C) 1995, 1996 by Ralf Baechle
8 */
9 #ifndef _ASM_TERMIOS_H
10 #define _ASM_TERMIOS_H
11
12 #include <asm/termbits.h>
13 #include <asm/ioctls.h>
14
15 struct sgttyb {
16 char sg_ispeed;
17 char sg_ospeed;
18 char sg_erase;
19 char sg_kill;
20 int sg_flags; /* SGI special - int, not short */
21 };
22
23 struct tchars {
24 char t_intrc;
25 char t_quitc;
26 char t_startc;
27 char t_stopc;
28 char t_eofc;
29 char t_brkc;
30 };
31
32 struct ltchars {
33 char t_suspc; /* stop process signal */
34 char t_dsuspc; /* delayed stop process signal */
35 char t_rprntc; /* reprint line */
36 char t_flushc; /* flush output (toggles) */
37 char t_werasc; /* word erase */
38 char t_lnextc; /* literal next character */
39 };
40
41 /* TIOCGSIZE, TIOCSSIZE not defined yet. Only needed for SunOS source
42 compatibility anyway ... */
43
44 struct winsize {
45 unsigned short ws_row;
46 unsigned short ws_col;
47 unsigned short ws_xpixel;
48 unsigned short ws_ypixel;
49 };
50
51 #define NCC 8
52 struct termio {
53 unsigned short c_iflag; /* input mode flags */
54 unsigned short c_oflag; /* output mode flags */
55 unsigned short c_cflag; /* control mode flags */
56 unsigned short c_lflag; /* local mode flags */
57 char c_line; /* line discipline */
58 unsigned char c_cc[NCCS]; /* control characters */
59 };
60
61 #ifdef __KERNEL__
62 /*
63 * intr=^C quit=^\ erase=del kill=^U
64 * vmin=\1 vtime=\0 eol2=\0 swtc=\0
65 * start=^Q stop=^S susp=^Z vdsusp=
66 * reprint=^R discard=^U werase=^W lnext=^V
67 * eof=^D eol=\0
68 */
69 #define INIT_C_CC "\003\034\177\025\1\0\0\0\021\023\032\0\022\017\027\026\004\0"
70 #endif
71
72 /* modem lines */
73 #define TIOCM_LE 0x001 /* line enable */
74 #define TIOCM_DTR 0x002 /* data terminal ready */
75 #define TIOCM_RTS 0x004 /* request to send */
76 #define TIOCM_ST 0x010 /* secondary transmit */
77 #define TIOCM_SR 0x020 /* secondary receive */
78 #define TIOCM_CTS 0x040 /* clear to send */
79 #define TIOCM_CAR 0x100 /* carrier detect */
80 #define TIOCM_CD TIOCM_CAR
81 #define TIOCM_RNG 0x200 /* ring */
82 #define TIOCM_RI TIOCM_RNG
83 #define TIOCM_DSR 0x400 /* data set ready */
84 #define TIOCM_OUT1 0x2000
85 #define TIOCM_OUT2 0x4000
86 #define TIOCM_LOOP 0x8000
87
88 /* line disciplines */
89 #define N_TTY 0
90 #define N_SLIP 1
91 #define N_MOUSE 2
92 #define N_PPP 3
93 #define N_STRIP 4
94 #define N_AX25 5
95 #define N_X25 6 /* X.25 async */
96 #define N_6PACK 7
97 #define N_MASC 8 /* Reserved fo Mobitex module <kaz@cafe.net> */
98 #define N_R3964 9 /* Reserved for Simatic R3964 module */
99 #define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */
100 #define N_IRDA 11 /* Linux IrDa - http://www.cs.uit.no/~dagb/irda/irda.html */
101 #define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */
102 #define N_HDLC 13 /* synchronous HDLC */
103 #define N_SYNC_PPP 14 /* synchronous PPP */
104
105 #ifdef __KERNEL__
106
107 #include <linux/string.h>
108
109 /*
110 * Translate a "termio" structure into a "termios". Ugh.
111 */
112 #define user_termio_to_kernel_termios(termios, termio) \
113 ({ \
114 unsigned short tmp; \
115 get_user(tmp, &(termio)->c_iflag); \
116 (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
117 get_user(tmp, &(termio)->c_oflag); \
118 (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
119 get_user(tmp, &(termio)->c_cflag); \
120 (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
121 get_user(tmp, &(termio)->c_lflag); \
122 (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
123 get_user((termios)->c_line, &(termio)->c_line); \
124 copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
125 })
126
127 /*
128 * Translate a "termios" structure into a "termio". Ugh.
129 */
130 #define kernel_termios_to_user_termio(termio, termios) \
131 ({ \
132 put_user((termios)->c_iflag, &(termio)->c_iflag); \
133 put_user((termios)->c_oflag, &(termio)->c_oflag); \
134 put_user((termios)->c_cflag, &(termio)->c_cflag); \
135 put_user((termios)->c_lflag, &(termio)->c_lflag); \
136 put_user((termios)->c_line, &(termio)->c_line); \
137 copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
138 })
139
140 #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
141 #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
142
143 #endif /* defined(__KERNEL__) */
144
145 #endif /* _ASM_TERMIOS_H */
146
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