xref: /netbsd/sys/compat/linux/common/linux_termios.h (revision d890fb22)
1 /*	$NetBSD: linux_termios.h,v 1.18 2008/06/28 21:34:32 chris Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Eric Haszlakiewicz.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _LINUX_TERMIOS_H
33 #define _LINUX_TERMIOS_H
34 
35 #if defined(__i386__)
36 #include <compat/linux/arch/i386/linux_termios.h>
37 #elif defined(__m68k__)
38 #include <compat/linux/arch/m68k/linux_termios.h>
39 #elif defined(__alpha__)
40 #include <compat/linux/arch/alpha/linux_termios.h>
41 #elif defined(__powerpc__)
42 #include <compat/linux/arch/powerpc/linux_termios.h>
43 #elif defined(__mips__)
44 #include <compat/linux/arch/mips/linux_termios.h>
45 #elif defined(__arm__)
46 #include <compat/linux/arch/arm/linux_termios.h>
47 #elif defined(__amd64__)
48 #include <compat/linux/arch/amd64/linux_termios.h>
49 #else
50 #error Undefined linux_termios.h machine type.
51 #endif
52 
53 struct linux_winsize {
54 	unsigned short ws_row;
55 	unsigned short ws_col;
56 	unsigned short ws_xpixel;
57 	unsigned short ws_ypixel;
58 };
59 
60 /*
61  * LINUX_NCC is architecture dependent. It is now
62  * defined in sys/compat/linux/<arch>/linux_termios.h
63  */
64 struct linux_termio {
65 	unsigned short c_iflag;
66 	unsigned short c_oflag;
67 	unsigned short c_cflag;
68 	unsigned short c_lflag;
69 	unsigned char c_line;
70 	unsigned char c_cc[LINUX_NCC];
71 };
72 
73 struct linux_termios {
74 	linux_tcflag_t	c_iflag;
75 	linux_tcflag_t	c_oflag;
76 	linux_tcflag_t	c_cflag;
77 	linux_tcflag_t	c_lflag;
78 	linux_cc_t	c_line;
79 	linux_cc_t	c_cc[LINUX_NCCS];
80 #ifdef LINUX_LARGE_STRUCT_TERMIOS
81 	/*
82     * Present on some linux ports but unused:
83 	 * However we must enable it, else it breaks ioctl
84 	 * definitions (the size does not match anymore)
85     */
86 	linux_speed_t	c_ispeed;
87 	linux_speed_t	c_ospeed;
88 #endif
89 };
90 
91 /* Linux modem line defines.. not sure if they'll be used */
92 #define LINUX_TIOCM_LE		0x0001
93 #define LINUX_TIOCM_DTR		0x0002
94 #define LINUX_TIOCM_RTS		0x0004
95 #define LINUX_TIOCM_ST		0x0008
96 #define LINUX_TIOCM_SR		0x0010
97 #define LINUX_TIOCM_CTS		0x0020
98 #define LINUX_TIOCM_CAR		0x0040
99 #define LINUX_TIOCM_RNG		0x0080
100 #define LINUX_TIOCM_DSR		0x0100
101 #define LINUX_TIOCM_CD		LINUX_TIOCM_CAR
102 #define LINUX_TIOCM_RI 		LINUX_TIOCM_RNG
103 
104 #define	LINUX_TCIFLUSH		0
105 #define	LINUX_TCOFLUSH		1
106 #define	LINUX_TCIOFLUSH		2
107 
108 #define	LINUX_TCOOFF		0
109 #define	LINUX_TCOON		1
110 #define	LINUX_TCIOFF		2
111 #define	LINUX_TCION		3
112 
113 #define	LINUX_TCSANOW		0
114 #define	LINUX_TCSADRAIN		1
115 #define	LINUX_TCSAFLUSH		2
116 
117 /* Linux line disciplines */
118 #define LINUX_N_TTY		0
119 #define LINUX_N_SLIP		1
120 #define LINUX_N_MOUSE		2
121 #define LINUX_N_PPP		3
122 #define	LINUX_N_STRIP		4
123 
124 /* currently unused: */
125 #define	LINUX_N_AX25		5
126 #define	LINUX_N_X25		6
127 #define	LINUX_N_6PACK		7
128 
129 /* values passed to TIOCLINUX ioctl */
130 #define LINUX_TIOCLINUX_COPY		 2
131 #define LINUX_TIOCLINUX_PASTE		 3
132 #define LINUX_TIOCLINUX_UNBLANK		 4
133 #define LINUX_TIOCLINUX_LOADLUT		 5
134 #define LINUX_TIOCLINUX_READSHIFT	 6
135 #define LINUX_TIOCLINUX_READMOUSE	 7
136 #define LINUX_TIOCLINUX_VESABLANK	10
137 #define LINUX_TIOCLINUX_KERNMSG		11
138 #define LINUX_TIOCLINUX_CURCONS		12
139 
140 static linux_speed_t linux_speeds[] = {
141 	0, 50, 75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400, 4800,
142 	9600, 19200, 38400, 57600, 115200, 230400
143 };
144 
145 static const int linux_spmasks[] = {
146 	LINUX_B0, LINUX_B50, LINUX_B75, LINUX_B110, LINUX_B134, LINUX_B150,
147 	LINUX_B200, LINUX_B300, LINUX_B600, LINUX_B1200, LINUX_B1800,
148 	LINUX_B2400, LINUX_B4800, LINUX_B9600, LINUX_B19200, LINUX_B38400,
149 	LINUX_B57600, LINUX_B115200, LINUX_B230400
150 };
151 
152 #ifdef COMPAT_LINUX32
153 struct linux32_termio;
154 struct linux32_termios;
155 static void linux32_termio_to_bsd_termios(struct linux32_termio *,
156 					     struct termios *);
157 static void bsd_termios_to_linux32_termio(struct termios *,
158 					     struct linux32_termio *);
159 static void linux32_termios_to_bsd_termios(struct linux32_termios *,
160 					      struct termios *);
161 static void bsd_termios_to_linux32_termios(struct termios *,
162 					      struct linux32_termios *);
163 #else
164 struct linux_termio;
165 struct linux_termios;
166 static void linux_termio_to_bsd_termios(struct linux_termio *,
167 					     struct termios *);
168 static void bsd_termios_to_linux_termio(struct termios *,
169 					     struct linux_termio *);
170 static void linux_termios_to_bsd_termios(struct linux_termios *,
171 					      struct termios *);
172 static void bsd_termios_to_linux_termios(struct termios *,
173 					      struct linux_termios *);
174 #endif
175 
176 /*
177  * Deal with termio ioctl cruft. This doesn't look very good..
178  * XXX too much code duplication, obviously..
179  *
180  * The conversion routines between Linux and BSD structures assume
181  * that the fields are already filled with the current values,
182  * so that fields present in BSD but not in Linux keep their current
183  * values.
184  */
185 
186 static void
187 #ifdef COMPAT_LINUX32
188 linux32_termio_to_bsd_termios(lt, bts)
189 	struct linux32_termio *lt;
190 	struct termios *bts;
191 #else
192 linux_termio_to_bsd_termios(lt, bts)
193 	struct linux_termio *lt;
194 	struct termios *bts;
195 #endif
196 {
197 	int index;
198 
199 	bts->c_iflag = 0;
200 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNBRK, IGNBRK);
201 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_BRKINT, BRKINT);
202 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNPAR, IGNPAR);
203 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_INPCK, INPCK);
204 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_ISTRIP, ISTRIP);
205 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_INLCR, INLCR);
206 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNCR, IGNCR);
207 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_ICRNL, ICRNL);
208 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXON, IXON);
209 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXANY, IXANY);
210 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXOFF, IXOFF);
211 	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IMAXBEL, IMAXBEL);
212 
213 	bts->c_oflag = 0;
214 	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_OPOST, OPOST);
215 	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_ONLCR, ONLCR);
216 	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_XTABS, OXTABS);
217 
218 	/*
219 	 * This could have been:
220 	 * bts->c_cflag = (lt->c_flag & LINUX_CSIZE) << 4
221 	 * But who knows, those values might perhaps change one day.
222 	 */
223 	switch (lt->c_cflag & LINUX_CSIZE) {
224 	case LINUX_CS5:
225 		bts->c_cflag = CS5;
226 		break;
227 	case LINUX_CS6:
228 		bts->c_cflag = CS6;
229 		break;
230 	case LINUX_CS7:
231 		bts->c_cflag = CS7;
232 		break;
233 	case LINUX_CS8:
234 		bts->c_cflag = CS8;
235 		break;
236 	}
237 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CSTOPB, CSTOPB);
238 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CREAD, CREAD);
239 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_PARENB, PARENB);
240 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_PARODD, PARODD);
241 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_HUPCL, HUPCL);
242 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CLOCAL, CLOCAL);
243 	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CRTSCTS, CRTSCTS);
244 
245 	bts->c_lflag = 0;
246 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ISIG, ISIG);
247 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ICANON, ICANON);
248 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHO, ECHO);
249 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOE, ECHOE);
250 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOK, ECHOK);
251 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHONL, ECHONL);
252 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_NOFLSH, NOFLSH);
253 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_TOSTOP, TOSTOP);
254 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOCTL, ECHOCTL);
255 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOPRT, ECHOPRT);
256 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOKE, ECHOKE);
257 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_FLUSHO, FLUSHO);
258 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_PENDIN, PENDIN);
259 	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_IEXTEN, IEXTEN);
260 
261 	index = lt->c_cflag & LINUX_CBAUD;
262 	if (index & LINUX_CBAUDEX)
263 		index = (index & ~LINUX_CBAUDEX) + LINUX_NSPEEDS - 1;
264 	bts->c_ispeed = bts->c_ospeed = linux_speeds[index];
265 
266 	bts->c_cc[VINTR] = lt->c_cc[LINUX_OLD_VINTR];
267 	bts->c_cc[VQUIT] = lt->c_cc[LINUX_OLD_VQUIT];
268 	bts->c_cc[VERASE] = lt->c_cc[LINUX_OLD_VERASE];
269 	bts->c_cc[VKILL] = lt->c_cc[LINUX_OLD_VKILL];
270 	bts->c_cc[VEOF] = lt->c_cc[LINUX_OLD_VEOF];
271 	bts->c_cc[VTIME] = lt->c_cc[LINUX_OLD_VTIME];
272 	bts->c_cc[VMIN] = lt->c_cc[LINUX_OLD_VMIN];
273 }
274 
275 static void
276 #ifdef COMPAT_LINUX32
277 bsd_termios_to_linux32_termio(bts, lt)
278 	struct termios *bts;
279 	struct linux32_termio *lt;
280 #else
281 bsd_termios_to_linux_termio(bts, lt)
282 	struct termios *bts;
283 	struct linux_termio *lt;
284 #endif
285 {
286 	int i, mask;
287 
288 	lt->c_iflag = 0;
289 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNBRK, LINUX_IGNBRK);
290 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, BRKINT, LINUX_BRKINT);
291 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNPAR, LINUX_IGNPAR);
292 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, INPCK, LINUX_INPCK);
293 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, ISTRIP, LINUX_ISTRIP);
294 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, INLCR, LINUX_INLCR);
295 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNCR, LINUX_IGNCR);
296 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, ICRNL, LINUX_ICRNL);
297 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXON, LINUX_IXON);
298 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXANY, LINUX_IXANY);
299 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXOFF, LINUX_IXOFF);
300 	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IMAXBEL, LINUX_IMAXBEL);
301 
302 	lt->c_oflag = 0;
303 	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, OPOST, LINUX_OPOST);
304 	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, ONLCR, LINUX_ONLCR);
305 	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, OXTABS, LINUX_XTABS);
306 
307 	switch (bts->c_cflag & CSIZE) {
308 	case CS5:
309 		lt->c_cflag = LINUX_CS5;
310 		break;
311 	case CS6:
312 		lt->c_cflag = LINUX_CS6;
313 		break;
314 	case CS7:
315 		lt->c_cflag = LINUX_CS7;
316 		break;
317 	case CS8:
318 		lt->c_cflag = LINUX_CS8;
319 		break;
320 	}
321 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CSTOPB, LINUX_CSTOPB);
322 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CREAD, LINUX_CREAD);
323 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARENB, LINUX_PARENB);
324 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARODD, LINUX_PARODD);
325 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, HUPCL, LINUX_HUPCL);
326 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CLOCAL, LINUX_CLOCAL);
327 	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CRTSCTS, LINUX_CRTSCTS);
328 
329 	lt->c_lflag = 0;
330 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ISIG, LINUX_ISIG);
331 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ICANON, LINUX_ICANON);
332 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHO, LINUX_ECHO);
333 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOE, LINUX_ECHOE);
334 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOK, LINUX_ECHOK);
335 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHONL, LINUX_ECHONL);
336 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, NOFLSH, LINUX_NOFLSH);
337 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, TOSTOP, LINUX_TOSTOP);
338 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOCTL, LINUX_ECHOCTL);
339 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOPRT, LINUX_ECHOPRT);
340 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOKE, LINUX_ECHOKE);
341 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, FLUSHO, LINUX_FLUSHO);
342 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, PENDIN, LINUX_PENDIN);
343 	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, IEXTEN, LINUX_IEXTEN);
344 
345 	mask = LINUX_B9600;	/* XXX default value should this be 0? */
346 	for (i = 0; i < sizeof (linux_speeds) / sizeof (linux_speed_t); i++) {
347 		if (bts->c_ospeed == linux_speeds[i]) {
348 			mask = linux_spmasks[i];
349 			break;
350 		}
351 	}
352 	lt->c_cflag |= mask;
353 
354 	lt->c_cc[LINUX_VINTR] = bts->c_cc[VINTR];
355 	lt->c_cc[LINUX_VQUIT] = bts->c_cc[VQUIT];
356 	lt->c_cc[LINUX_VERASE] = bts->c_cc[VERASE];
357 	lt->c_cc[LINUX_VKILL] = bts->c_cc[VKILL];
358 	lt->c_cc[LINUX_VEOF] = bts->c_cc[VEOF];
359 	lt->c_cc[LINUX_VTIME] = bts->c_cc[VTIME];
360 	lt->c_cc[LINUX_VMIN] = bts->c_cc[VMIN];
361 	lt->c_cc[LINUX_VSWTC] = 0;
362 
363 	/* XXX should be fixed someday */
364 	lt->c_line = 0;
365 }
366 
367 static void
368 #ifdef COMPAT_LINUX32
369 linux32_termios_to_bsd_termios(lts, bts)
370 	struct linux32_termios *lts;
371 	struct termios *bts;
372 #else
373 linux_termios_to_bsd_termios(lts, bts)
374 	struct linux_termios *lts;
375 	struct termios *bts;
376 #endif
377 {
378 	int index;
379 
380 	bts->c_iflag = 0;
381 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNBRK, IGNBRK);
382 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_BRKINT, BRKINT);
383 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNPAR, IGNPAR);
384 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_INPCK, INPCK);
385 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_ISTRIP, ISTRIP);
386 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_INLCR, INLCR);
387 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNCR, IGNCR);
388 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_ICRNL, ICRNL);
389 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXON, IXON);
390 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXANY, IXANY);
391 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXOFF, IXOFF);
392 	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IMAXBEL, IMAXBEL);
393 
394 	bts->c_oflag = 0;
395 	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_OPOST, OPOST);
396 	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_ONLCR, ONLCR);
397 	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_XTABS, OXTABS);
398 
399 	bts->c_cflag = 0;
400 	switch (lts->c_cflag & LINUX_CSIZE) {
401 	case LINUX_CS5:
402 		bts->c_cflag = CS5;
403 		break;
404 	case LINUX_CS6:
405 		bts->c_cflag = CS6;
406 		break;
407 	case LINUX_CS7:
408 		bts->c_cflag = CS7;
409 		break;
410 	case LINUX_CS8:
411 		bts->c_cflag = CS8;
412 		break;
413 	}
414 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CSTOPB, CSTOPB);
415 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CREAD, CREAD);
416 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_PARENB, PARENB);
417 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_PARODD, PARODD);
418 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_HUPCL, HUPCL);
419 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CLOCAL, CLOCAL);
420 	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CRTSCTS, CRTSCTS);
421 
422 	bts->c_lflag = 0;
423 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ISIG, ISIG);
424 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ICANON, ICANON);
425 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHO, ECHO);
426 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOE, ECHOE);
427 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOK, ECHOK);
428 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHONL, ECHONL);
429 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_NOFLSH, NOFLSH);
430 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_TOSTOP, TOSTOP);
431 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOCTL, ECHOCTL);
432 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOPRT, ECHOPRT);
433 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOKE, ECHOKE);
434 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_FLUSHO, FLUSHO);
435 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_PENDIN, PENDIN);
436 	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_IEXTEN, IEXTEN);
437 
438 	index = lts->c_cflag & LINUX_CBAUD;
439 	if (index & LINUX_CBAUDEX)
440 		index = (index & ~LINUX_CBAUDEX) + LINUX_NSPEEDS - 1;
441 	bts->c_ispeed = bts->c_ospeed = linux_speeds[index];
442 	/*
443 	 * A null c_ospeed causes NetBSD to hangup the terminal.
444 	 * Linux does not do this, and it sets c_ospeed to zero
445 	 * sometimes. If it is null, we store -1 in the kernel
446 	 */
447 	if (bts->c_ospeed == 0)
448 		bts->c_ospeed = -1;
449 
450 	bts->c_cc[VINTR] = lts->c_cc[LINUX_VINTR];
451 	bts->c_cc[VQUIT] = lts->c_cc[LINUX_VQUIT];
452 	bts->c_cc[VERASE] = lts->c_cc[LINUX_VERASE];
453 	bts->c_cc[VKILL] = lts->c_cc[LINUX_VKILL];
454 	bts->c_cc[VEOF] = lts->c_cc[LINUX_VEOF];
455 	bts->c_cc[VTIME] = lts->c_cc[LINUX_VTIME];
456 	bts->c_cc[VMIN] = lts->c_cc[LINUX_VMIN];
457 	bts->c_cc[VEOL] = lts->c_cc[LINUX_VEOL];
458 	bts->c_cc[VEOL2] = lts->c_cc[LINUX_VEOL2];
459 	bts->c_cc[VWERASE] = lts->c_cc[LINUX_VWERASE];
460 	bts->c_cc[VSUSP] = lts->c_cc[LINUX_VSUSP];
461 	bts->c_cc[VSTART] = lts->c_cc[LINUX_VSTART];
462 	bts->c_cc[VSTOP] = lts->c_cc[LINUX_VSTOP];
463 	bts->c_cc[VLNEXT] = lts->c_cc[LINUX_VLNEXT];
464 	bts->c_cc[VDISCARD] = lts->c_cc[LINUX_VDISCARD];
465 	bts->c_cc[VREPRINT] = lts->c_cc[LINUX_VREPRINT];
466 }
467 
468 static void
469 #ifdef COMPAT_LINUX32
470 bsd_termios_to_linux32_termios(bts, lts)
471 	struct termios *bts;
472 	struct linux32_termios *lts;
473 #else
474 bsd_termios_to_linux_termios(bts, lts)
475 	struct termios *bts;
476 	struct linux_termios *lts;
477 #endif
478 {
479 	int i, mask;
480 
481 	lts->c_iflag = 0;
482 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNBRK, LINUX_IGNBRK);
483 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, BRKINT, LINUX_BRKINT);
484 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNPAR, LINUX_IGNPAR);
485 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, INPCK, LINUX_INPCK);
486 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, ISTRIP, LINUX_ISTRIP);
487 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, INLCR, LINUX_INLCR);
488 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNCR, LINUX_IGNCR);
489 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, ICRNL, LINUX_ICRNL);
490 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXON, LINUX_IXON);
491 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXANY, LINUX_IXANY);
492 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXOFF, LINUX_IXOFF);
493 	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IMAXBEL, LINUX_IMAXBEL);
494 
495 	lts->c_oflag = 0;
496 	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, OPOST, LINUX_OPOST);
497 	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, ONLCR, LINUX_ONLCR);
498 	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, OXTABS, LINUX_XTABS);
499 
500 	switch (bts->c_cflag & CSIZE) {
501 	case CS5:
502 		lts->c_cflag = LINUX_CS5;
503 		break;
504 	case CS6:
505 		lts->c_cflag = LINUX_CS6;
506 		break;
507 	case CS7:
508 		lts->c_cflag = LINUX_CS7;
509 		break;
510 	case CS8:
511 		lts->c_cflag = LINUX_CS8;
512 		break;
513 	}
514 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS5, LINUX_CS5);
515 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS6, LINUX_CS6);
516 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS7, LINUX_CS7);
517 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS8, LINUX_CS8);
518 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CSTOPB, LINUX_CSTOPB);
519 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CREAD, LINUX_CREAD);
520 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARENB, LINUX_PARENB);
521 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARODD, LINUX_PARODD);
522 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, HUPCL, LINUX_HUPCL);
523 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CLOCAL, LINUX_CLOCAL);
524 	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CRTSCTS, LINUX_CRTSCTS);
525 
526 	lts->c_lflag = 0;
527 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ISIG, LINUX_ISIG);
528 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ICANON, LINUX_ICANON);
529 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHO, LINUX_ECHO);
530 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOE, LINUX_ECHOE);
531 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOK, LINUX_ECHOK);
532 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHONL, LINUX_ECHONL);
533 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, NOFLSH, LINUX_NOFLSH);
534 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, TOSTOP, LINUX_TOSTOP);
535 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOCTL, LINUX_ECHOCTL);
536 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOPRT, LINUX_ECHOPRT);
537 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOKE, LINUX_ECHOKE);
538 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, FLUSHO, LINUX_FLUSHO);
539 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, PENDIN, LINUX_PENDIN);
540 	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, IEXTEN, LINUX_IEXTEN);
541 
542 	mask = LINUX_B9600;	/* XXX default value */
543 	for (i = 0; i < sizeof (linux_speeds) / sizeof (linux_speed_t); i++) {
544 		if (bts->c_ospeed == linux_speeds[i]) {
545 			mask = linux_spmasks[i];
546 			break;
547 		}
548 	}
549 	/*
550 	 * A null c_ospeed causes NetBSD to hangup the terminal.
551 	 * Linux does not do this, and it sets c_ospeed to zero
552 	 * sometimes. If it is null, we store -1 in the kernel
553 	 */
554 	if (bts->c_ospeed == -1)
555 		bts->c_ospeed = 0;
556 	lts->c_cflag |= mask;
557 
558 	lts->c_cc[LINUX_VINTR] = bts->c_cc[VINTR];
559 	lts->c_cc[LINUX_VQUIT] = bts->c_cc[VQUIT];
560 	lts->c_cc[LINUX_VERASE] = bts->c_cc[VERASE];
561 	lts->c_cc[LINUX_VKILL] = bts->c_cc[VKILL];
562 	lts->c_cc[LINUX_VEOF] = bts->c_cc[VEOF];
563 	lts->c_cc[LINUX_VTIME] = bts->c_cc[VTIME];
564 	lts->c_cc[LINUX_VMIN] = bts->c_cc[VMIN];
565 	lts->c_cc[LINUX_VEOL] = bts->c_cc[VEOL];
566 	lts->c_cc[LINUX_VEOL2] = bts->c_cc[VEOL2];
567 	lts->c_cc[LINUX_VWERASE] = bts->c_cc[VWERASE];
568 	lts->c_cc[LINUX_VSUSP] = bts->c_cc[VSUSP];
569 	lts->c_cc[LINUX_VSTART] = bts->c_cc[VSTART];
570 	lts->c_cc[LINUX_VSTOP] = bts->c_cc[VSTOP];
571 	lts->c_cc[LINUX_VLNEXT] = bts->c_cc[VLNEXT];
572 	lts->c_cc[LINUX_VDISCARD] = bts->c_cc[VDISCARD];
573 	lts->c_cc[LINUX_VREPRINT] = bts->c_cc[VREPRINT];
574 	lts->c_cc[LINUX_VSWTC] = 0;
575 
576 	/* XXX should be fixed someday */
577 	lts->c_line = 0;
578 }
579 #endif /* !_LINUX_TERMIOS_H */
580