1/*	$NetBSD: linux_termios.h,v 1.20 2011/07/04 12:39:36 mrg 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
53struct 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 */
64struct 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
73struct 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
140static 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
145static 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
153struct linux32_termio;
154struct linux32_termios;
155static void linux32_termio_to_bsd_termios(struct linux32_termio *,
156					     struct termios *);
157static void bsd_termios_to_linux32_termio(struct termios *,
158					     struct linux32_termio *);
159static void linux32_termios_to_bsd_termios(struct linux32_termios *,
160					      struct termios *);
161static void bsd_termios_to_linux32_termios(struct termios *,
162					      struct linux32_termios *);
163#else
164struct linux_termio;
165struct linux_termios;
166static void linux_termio_to_bsd_termios(struct linux_termio *,
167					     struct termios *);
168static void bsd_termios_to_linux_termio(struct termios *,
169					     struct linux_termio *);
170static void linux_termios_to_bsd_termios(struct linux_termios *,
171					      struct termios *);
172static 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
186static void
187#ifdef COMPAT_LINUX32
188linux32_termio_to_bsd_termios(struct linux32_termio *lt, struct termios *bts)
189#else
190linux_termio_to_bsd_termios(struct linux_termio *lt, struct termios *bts)
191#endif
192{
193	int index;
194
195	bts->c_iflag = 0;
196	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNBRK, IGNBRK);
197	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_BRKINT, BRKINT);
198	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNPAR, IGNPAR);
199	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_INPCK, INPCK);
200	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_ISTRIP, ISTRIP);
201	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_INLCR, INLCR);
202	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IGNCR, IGNCR);
203	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_ICRNL, ICRNL);
204	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXON, IXON);
205	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXANY, IXANY);
206	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IXOFF, IXOFF);
207	bts->c_iflag |= cvtto_bsd_mask(lt->c_iflag, LINUX_IMAXBEL, IMAXBEL);
208
209	bts->c_oflag = 0;
210	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_OPOST, OPOST);
211	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_ONLCR, ONLCR);
212	bts->c_oflag |= cvtto_bsd_mask(lt->c_oflag, LINUX_XTABS, OXTABS);
213
214	/*
215	 * This could have been:
216	 * bts->c_cflag = (lt->c_flag & LINUX_CSIZE) << 4
217	 * But who knows, those values might perhaps change one day.
218	 */
219	switch (lt->c_cflag & LINUX_CSIZE) {
220	case LINUX_CS5:
221		bts->c_cflag = CS5;
222		break;
223	case LINUX_CS6:
224		bts->c_cflag = CS6;
225		break;
226	case LINUX_CS7:
227		bts->c_cflag = CS7;
228		break;
229	case LINUX_CS8:
230		bts->c_cflag = CS8;
231		break;
232	}
233	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CSTOPB, CSTOPB);
234	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CREAD, CREAD);
235	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_PARENB, PARENB);
236	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_PARODD, PARODD);
237	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_HUPCL, HUPCL);
238	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CLOCAL, CLOCAL);
239	bts->c_cflag |= cvtto_bsd_mask(lt->c_cflag, LINUX_CRTSCTS, CRTSCTS);
240
241	bts->c_lflag = 0;
242	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ISIG, ISIG);
243	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ICANON, ICANON);
244	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHO, ECHO);
245	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOE, ECHOE);
246	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOK, ECHOK);
247	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHONL, ECHONL);
248	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_NOFLSH, NOFLSH);
249	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_TOSTOP, TOSTOP);
250	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOCTL, ECHOCTL);
251	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOPRT, ECHOPRT);
252	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_ECHOKE, ECHOKE);
253	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_FLUSHO, FLUSHO);
254	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_PENDIN, PENDIN);
255	bts->c_lflag |= cvtto_bsd_mask(lt->c_lflag, LINUX_IEXTEN, IEXTEN);
256
257	index = lt->c_cflag & LINUX_CBAUD;
258	if (index & LINUX_CBAUDEX)
259		index = (index & ~LINUX_CBAUDEX) + LINUX_NSPEEDS - 1;
260	bts->c_ispeed = bts->c_ospeed = linux_speeds[index];
261
262	bts->c_cc[VINTR] = lt->c_cc[LINUX_OLD_VINTR];
263	bts->c_cc[VQUIT] = lt->c_cc[LINUX_OLD_VQUIT];
264	bts->c_cc[VERASE] = lt->c_cc[LINUX_OLD_VERASE];
265	bts->c_cc[VKILL] = lt->c_cc[LINUX_OLD_VKILL];
266#if LINUX_VEOF < LINUX_NCC
267	bts->c_cc[VEOF] = lt->c_cc[LINUX_OLD_VEOF];
268#endif
269	bts->c_cc[VTIME] = lt->c_cc[LINUX_OLD_VTIME];
270	bts->c_cc[VMIN] = lt->c_cc[LINUX_OLD_VMIN];
271}
272
273static void
274#ifdef COMPAT_LINUX32
275bsd_termios_to_linux32_termio(struct termios *bts, struct linux32_termio *lt)
276#else
277bsd_termios_to_linux_termio(struct termios *bts, struct linux_termio *lt)
278#endif
279{
280	int i, mask;
281
282	lt->c_iflag = 0;
283	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNBRK, LINUX_IGNBRK);
284	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, BRKINT, LINUX_BRKINT);
285	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNPAR, LINUX_IGNPAR);
286	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, INPCK, LINUX_INPCK);
287	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, ISTRIP, LINUX_ISTRIP);
288	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, INLCR, LINUX_INLCR);
289	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNCR, LINUX_IGNCR);
290	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, ICRNL, LINUX_ICRNL);
291	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXON, LINUX_IXON);
292	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXANY, LINUX_IXANY);
293	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXOFF, LINUX_IXOFF);
294	lt->c_iflag |= cvtto_linux_mask(bts->c_iflag, IMAXBEL, LINUX_IMAXBEL);
295
296	lt->c_oflag = 0;
297	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, OPOST, LINUX_OPOST);
298	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, ONLCR, LINUX_ONLCR);
299	lt->c_oflag |= cvtto_linux_mask(bts->c_oflag, OXTABS, LINUX_XTABS);
300
301	switch (bts->c_cflag & CSIZE) {
302	case CS5:
303		lt->c_cflag = LINUX_CS5;
304		break;
305	case CS6:
306		lt->c_cflag = LINUX_CS6;
307		break;
308	case CS7:
309		lt->c_cflag = LINUX_CS7;
310		break;
311	case CS8:
312		lt->c_cflag = LINUX_CS8;
313		break;
314	}
315	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CSTOPB, LINUX_CSTOPB);
316	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CREAD, LINUX_CREAD);
317	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARENB, LINUX_PARENB);
318	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARODD, LINUX_PARODD);
319	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, HUPCL, LINUX_HUPCL);
320	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CLOCAL, LINUX_CLOCAL);
321	lt->c_cflag |= cvtto_linux_mask(bts->c_cflag, CRTSCTS, LINUX_CRTSCTS);
322
323	lt->c_lflag = 0;
324	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ISIG, LINUX_ISIG);
325	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ICANON, LINUX_ICANON);
326	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHO, LINUX_ECHO);
327	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOE, LINUX_ECHOE);
328	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOK, LINUX_ECHOK);
329	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHONL, LINUX_ECHONL);
330	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, NOFLSH, LINUX_NOFLSH);
331	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, TOSTOP, LINUX_TOSTOP);
332	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOCTL, LINUX_ECHOCTL);
333	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOPRT, LINUX_ECHOPRT);
334	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOKE, LINUX_ECHOKE);
335	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, FLUSHO, LINUX_FLUSHO);
336	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, PENDIN, LINUX_PENDIN);
337	lt->c_lflag |= cvtto_linux_mask(bts->c_lflag, IEXTEN, LINUX_IEXTEN);
338
339	mask = LINUX_B9600;	/* XXX default value should this be 0? */
340	for (i = 0; i < sizeof (linux_speeds) / sizeof (linux_speed_t); i++) {
341		if (bts->c_ospeed == linux_speeds[i]) {
342			mask = linux_spmasks[i];
343			break;
344		}
345	}
346	lt->c_cflag |= mask;
347
348	lt->c_cc[LINUX_OLD_VINTR] = bts->c_cc[VINTR];
349	lt->c_cc[LINUX_OLD_VQUIT] = bts->c_cc[VQUIT];
350	lt->c_cc[LINUX_OLD_VERASE] = bts->c_cc[VERASE];
351	lt->c_cc[LINUX_OLD_VKILL] = bts->c_cc[VKILL];
352#if LINUX_OLD_VEOF < LINUX_NCC
353	lt->c_cc[LINUX_OLD_VEOF] = bts->c_cc[VEOF];
354#endif
355	lt->c_cc[LINUX_OLD_VTIME] = bts->c_cc[VTIME];
356	lt->c_cc[LINUX_OLD_VMIN] = bts->c_cc[VMIN];
357	lt->c_cc[LINUX_OLD_VSWTC] = 0;
358
359	/* XXX should be fixed someday */
360	lt->c_line = 0;
361}
362
363static void
364#ifdef COMPAT_LINUX32
365linux32_termios_to_bsd_termios(struct linux32_termios *lts, struct termios *bts)
366#else
367linux_termios_to_bsd_termios(struct linux_termios *lts, struct termios *bts)
368#endif
369{
370	int index;
371
372	bts->c_iflag = 0;
373	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNBRK, IGNBRK);
374	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_BRKINT, BRKINT);
375	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNPAR, IGNPAR);
376	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_INPCK, INPCK);
377	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_ISTRIP, ISTRIP);
378	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_INLCR, INLCR);
379	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IGNCR, IGNCR);
380	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_ICRNL, ICRNL);
381	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXON, IXON);
382	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXANY, IXANY);
383	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IXOFF, IXOFF);
384	bts->c_iflag |= cvtto_bsd_mask(lts->c_iflag, LINUX_IMAXBEL, IMAXBEL);
385
386	bts->c_oflag = 0;
387	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_OPOST, OPOST);
388	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_ONLCR, ONLCR);
389	bts->c_oflag |= cvtto_bsd_mask(lts->c_oflag, LINUX_XTABS, OXTABS);
390
391	bts->c_cflag = 0;
392	switch (lts->c_cflag & LINUX_CSIZE) {
393	case LINUX_CS5:
394		bts->c_cflag = CS5;
395		break;
396	case LINUX_CS6:
397		bts->c_cflag = CS6;
398		break;
399	case LINUX_CS7:
400		bts->c_cflag = CS7;
401		break;
402	case LINUX_CS8:
403		bts->c_cflag = CS8;
404		break;
405	}
406	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CSTOPB, CSTOPB);
407	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CREAD, CREAD);
408	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_PARENB, PARENB);
409	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_PARODD, PARODD);
410	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_HUPCL, HUPCL);
411	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CLOCAL, CLOCAL);
412	bts->c_cflag |= cvtto_bsd_mask(lts->c_cflag, LINUX_CRTSCTS, CRTSCTS);
413
414	bts->c_lflag = 0;
415	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ISIG, ISIG);
416	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ICANON, ICANON);
417	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHO, ECHO);
418	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOE, ECHOE);
419	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOK, ECHOK);
420	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHONL, ECHONL);
421	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_NOFLSH, NOFLSH);
422	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_TOSTOP, TOSTOP);
423	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOCTL, ECHOCTL);
424	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOPRT, ECHOPRT);
425	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_ECHOKE, ECHOKE);
426	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_FLUSHO, FLUSHO);
427	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_PENDIN, PENDIN);
428	bts->c_lflag |= cvtto_bsd_mask(lts->c_lflag, LINUX_IEXTEN, IEXTEN);
429
430	index = lts->c_cflag & LINUX_CBAUD;
431	if (index & LINUX_CBAUDEX)
432		index = (index & ~LINUX_CBAUDEX) + LINUX_NSPEEDS - 1;
433	bts->c_ispeed = bts->c_ospeed = linux_speeds[index];
434	/*
435	 * A null c_ospeed causes NetBSD to hangup the terminal.
436	 * Linux does not do this, and it sets c_ospeed to zero
437	 * sometimes. If it is null, we store -1 in the kernel
438	 */
439	if (bts->c_ospeed == 0)
440		bts->c_ospeed = -1;
441
442	bts->c_cc[VINTR] = lts->c_cc[LINUX_VINTR];
443	bts->c_cc[VQUIT] = lts->c_cc[LINUX_VQUIT];
444	bts->c_cc[VERASE] = lts->c_cc[LINUX_VERASE];
445	bts->c_cc[VKILL] = lts->c_cc[LINUX_VKILL];
446	bts->c_cc[VEOF] = lts->c_cc[LINUX_VEOF];
447	bts->c_cc[VTIME] = lts->c_cc[LINUX_VTIME];
448	bts->c_cc[VMIN] = lts->c_cc[LINUX_VMIN];
449	bts->c_cc[VEOL] = lts->c_cc[LINUX_VEOL];
450	bts->c_cc[VEOL2] = lts->c_cc[LINUX_VEOL2];
451	bts->c_cc[VWERASE] = lts->c_cc[LINUX_VWERASE];
452	bts->c_cc[VSUSP] = lts->c_cc[LINUX_VSUSP];
453	bts->c_cc[VSTART] = lts->c_cc[LINUX_VSTART];
454	bts->c_cc[VSTOP] = lts->c_cc[LINUX_VSTOP];
455	bts->c_cc[VLNEXT] = lts->c_cc[LINUX_VLNEXT];
456	bts->c_cc[VDISCARD] = lts->c_cc[LINUX_VDISCARD];
457	bts->c_cc[VREPRINT] = lts->c_cc[LINUX_VREPRINT];
458}
459
460static void
461#ifdef COMPAT_LINUX32
462bsd_termios_to_linux32_termios(struct termios *bts, struct linux32_termios *lts)
463#else
464bsd_termios_to_linux_termios(struct termios *bts, struct linux_termios *lts)
465#endif
466{
467	int i, mask;
468
469	lts->c_iflag = 0;
470	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNBRK, LINUX_IGNBRK);
471	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, BRKINT, LINUX_BRKINT);
472	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNPAR, LINUX_IGNPAR);
473	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, INPCK, LINUX_INPCK);
474	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, ISTRIP, LINUX_ISTRIP);
475	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, INLCR, LINUX_INLCR);
476	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IGNCR, LINUX_IGNCR);
477	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, ICRNL, LINUX_ICRNL);
478	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXON, LINUX_IXON);
479	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXANY, LINUX_IXANY);
480	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IXOFF, LINUX_IXOFF);
481	lts->c_iflag |= cvtto_linux_mask(bts->c_iflag, IMAXBEL, LINUX_IMAXBEL);
482
483	lts->c_oflag = 0;
484	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, OPOST, LINUX_OPOST);
485	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, ONLCR, LINUX_ONLCR);
486	lts->c_oflag |= cvtto_linux_mask(bts->c_oflag, OXTABS, LINUX_XTABS);
487
488	switch (bts->c_cflag & CSIZE) {
489	case CS5:
490		lts->c_cflag = LINUX_CS5;
491		break;
492	case CS6:
493		lts->c_cflag = LINUX_CS6;
494		break;
495	case CS7:
496		lts->c_cflag = LINUX_CS7;
497		break;
498	case CS8:
499		lts->c_cflag = LINUX_CS8;
500		break;
501	}
502	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS5, LINUX_CS5);
503	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS6, LINUX_CS6);
504	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS7, LINUX_CS7);
505	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CS8, LINUX_CS8);
506	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CSTOPB, LINUX_CSTOPB);
507	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CREAD, LINUX_CREAD);
508	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARENB, LINUX_PARENB);
509	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, PARODD, LINUX_PARODD);
510	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, HUPCL, LINUX_HUPCL);
511	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CLOCAL, LINUX_CLOCAL);
512	lts->c_cflag |= cvtto_linux_mask(bts->c_cflag, CRTSCTS, LINUX_CRTSCTS);
513
514	lts->c_lflag = 0;
515	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ISIG, LINUX_ISIG);
516	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ICANON, LINUX_ICANON);
517	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHO, LINUX_ECHO);
518	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOE, LINUX_ECHOE);
519	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOK, LINUX_ECHOK);
520	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHONL, LINUX_ECHONL);
521	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, NOFLSH, LINUX_NOFLSH);
522	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, TOSTOP, LINUX_TOSTOP);
523	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOCTL, LINUX_ECHOCTL);
524	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOPRT, LINUX_ECHOPRT);
525	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, ECHOKE, LINUX_ECHOKE);
526	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, FLUSHO, LINUX_FLUSHO);
527	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, PENDIN, LINUX_PENDIN);
528	lts->c_lflag |= cvtto_linux_mask(bts->c_lflag, IEXTEN, LINUX_IEXTEN);
529
530	mask = LINUX_B9600;	/* XXX default value */
531	for (i = 0; i < sizeof (linux_speeds) / sizeof (linux_speed_t); i++) {
532		if (bts->c_ospeed == linux_speeds[i]) {
533			mask = linux_spmasks[i];
534			break;
535		}
536	}
537	/*
538	 * A null c_ospeed causes NetBSD to hangup the terminal.
539	 * Linux does not do this, and it sets c_ospeed to zero
540	 * sometimes. If it is null, we store -1 in the kernel
541	 */
542	if (bts->c_ospeed == -1)
543		bts->c_ospeed = 0;
544	lts->c_cflag |= mask;
545
546	lts->c_cc[LINUX_VINTR] = bts->c_cc[VINTR];
547	lts->c_cc[LINUX_VQUIT] = bts->c_cc[VQUIT];
548	lts->c_cc[LINUX_VERASE] = bts->c_cc[VERASE];
549	lts->c_cc[LINUX_VKILL] = bts->c_cc[VKILL];
550	lts->c_cc[LINUX_VEOF] = bts->c_cc[VEOF];
551	lts->c_cc[LINUX_VTIME] = bts->c_cc[VTIME];
552	lts->c_cc[LINUX_VMIN] = bts->c_cc[VMIN];
553	lts->c_cc[LINUX_VEOL] = bts->c_cc[VEOL];
554	lts->c_cc[LINUX_VEOL2] = bts->c_cc[VEOL2];
555	lts->c_cc[LINUX_VWERASE] = bts->c_cc[VWERASE];
556	lts->c_cc[LINUX_VSUSP] = bts->c_cc[VSUSP];
557	lts->c_cc[LINUX_VSTART] = bts->c_cc[VSTART];
558	lts->c_cc[LINUX_VSTOP] = bts->c_cc[VSTOP];
559	lts->c_cc[LINUX_VLNEXT] = bts->c_cc[VLNEXT];
560	lts->c_cc[LINUX_VDISCARD] = bts->c_cc[VDISCARD];
561	lts->c_cc[LINUX_VREPRINT] = bts->c_cc[VREPRINT];
562	lts->c_cc[LINUX_VSWTC] = 0;
563
564	/* XXX should be fixed someday */
565	lts->c_line = 0;
566}
567#endif /* !_LINUX_TERMIOS_H */
568