aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sparc/include/asm/termios.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/include/asm/termios.h')
-rw-r--r--arch/sparc/include/asm/termios.h186
1 files changed, 186 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/termios.h b/arch/sparc/include/asm/termios.h
new file mode 100644
index 000000000000..e8ba95399643
--- /dev/null
+++ b/arch/sparc/include/asm/termios.h
@@ -0,0 +1,186 @@
1#ifndef _SPARC_TERMIOS_H
2#define _SPARC_TERMIOS_H
3
4#include <asm/ioctls.h>
5#include <asm/termbits.h>
6
7#if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS)
8struct sgttyb {
9 char sg_ispeed;
10 char sg_ospeed;
11 char sg_erase;
12 char sg_kill;
13 short sg_flags;
14};
15
16struct tchars {
17 char t_intrc;
18 char t_quitc;
19 char t_startc;
20 char t_stopc;
21 char t_eofc;
22 char t_brkc;
23};
24
25struct ltchars {
26 char t_suspc;
27 char t_dsuspc;
28 char t_rprntc;
29 char t_flushc;
30 char t_werasc;
31 char t_lnextc;
32};
33#endif /* __KERNEL__ */
34
35struct winsize {
36 unsigned short ws_row;
37 unsigned short ws_col;
38 unsigned short ws_xpixel;
39 unsigned short ws_ypixel;
40};
41
42#ifdef __KERNEL__
43#include <linux/module.h>
44
45/*
46 * c_cc characters in the termio structure. Oh, how I love being
47 * backwardly compatible. Notice that character 4 and 5 are
48 * interpreted differently depending on whether ICANON is set in
49 * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise
50 * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which
51 * is compatible with sysV)...
52 */
53#define _VMIN 4
54#define _VTIME 5
55
56/* intr=^C quit=^\ erase=del kill=^U
57 eof=^D eol=\0 eol2=\0 sxtc=\0
58 start=^Q stop=^S susp=^Z dsusp=^Y
59 reprint=^R discard=^U werase=^W lnext=^V
60 vmin=\1 vtime=\0
61*/
62#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
63
64/*
65 * Translate a "termio" structure into a "termios". Ugh.
66 */
67#define user_termio_to_kernel_termios(termios, termio) \
68({ \
69 unsigned short tmp; \
70 int err; \
71 err = get_user(tmp, &(termio)->c_iflag); \
72 (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
73 err |= get_user(tmp, &(termio)->c_oflag); \
74 (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
75 err |= get_user(tmp, &(termio)->c_cflag); \
76 (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
77 err |= get_user(tmp, &(termio)->c_lflag); \
78 (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
79 err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
80 err; \
81})
82
83/*
84 * Translate a "termios" structure into a "termio". Ugh.
85 *
86 * Note the "fun" _VMIN overloading.
87 */
88#define kernel_termios_to_user_termio(termio, termios) \
89({ \
90 int err; \
91 err = put_user((termios)->c_iflag, &(termio)->c_iflag); \
92 err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \
93 err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \
94 err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \
95 err |= put_user((termios)->c_line, &(termio)->c_line); \
96 err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
97 if (!((termios)->c_lflag & ICANON)) { \
98 err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
99 err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
100 } \
101 err; \
102})
103
104#define user_termios_to_kernel_termios(k, u) \
105({ \
106 int err; \
107 err = get_user((k)->c_iflag, &(u)->c_iflag); \
108 err |= get_user((k)->c_oflag, &(u)->c_oflag); \
109 err |= get_user((k)->c_cflag, &(u)->c_cflag); \
110 err |= get_user((k)->c_lflag, &(u)->c_lflag); \
111 err |= get_user((k)->c_line, &(u)->c_line); \
112 err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
113 if ((k)->c_lflag & ICANON) { \
114 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
115 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
116 } else { \
117 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
118 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
119 } \
120 err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
121 err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
122 err; \
123})
124
125#define kernel_termios_to_user_termios(u, k) \
126({ \
127 int err; \
128 err = put_user((k)->c_iflag, &(u)->c_iflag); \
129 err |= put_user((k)->c_oflag, &(u)->c_oflag); \
130 err |= put_user((k)->c_cflag, &(u)->c_cflag); \
131 err |= put_user((k)->c_lflag, &(u)->c_lflag); \
132 err |= put_user((k)->c_line, &(u)->c_line); \
133 err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
134 if (!((k)->c_lflag & ICANON)) { \
135 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
136 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
137 } else { \
138 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
139 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
140 } \
141 err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
142 err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
143 err; \
144})
145
146#define user_termios_to_kernel_termios_1(k, u) \
147({ \
148 int err; \
149 err = get_user((k)->c_iflag, &(u)->c_iflag); \
150 err |= get_user((k)->c_oflag, &(u)->c_oflag); \
151 err |= get_user((k)->c_cflag, &(u)->c_cflag); \
152 err |= get_user((k)->c_lflag, &(u)->c_lflag); \
153 err |= get_user((k)->c_line, &(u)->c_line); \
154 err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
155 if ((k)->c_lflag & ICANON) { \
156 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
157 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
158 } else { \
159 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
160 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
161 } \
162 err; \
163})
164
165#define kernel_termios_to_user_termios_1(u, k) \
166({ \
167 int err; \
168 err = put_user((k)->c_iflag, &(u)->c_iflag); \
169 err |= put_user((k)->c_oflag, &(u)->c_oflag); \
170 err |= put_user((k)->c_cflag, &(u)->c_cflag); \
171 err |= put_user((k)->c_lflag, &(u)->c_lflag); \
172 err |= put_user((k)->c_line, &(u)->c_line); \
173 err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
174 if (!((k)->c_lflag & ICANON)) { \
175 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
176 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
177 } else { \
178 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
179 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
180 } \
181 err; \
182})
183
184#endif /* __KERNEL__ */
185
186#endif /* _SPARC_TERMIOS_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-22 17:03:37 -0500