Staging: hv: mousevsc: Change the allocation flags to reflect interrupt context
[zen-stable.git] / arch / xtensa / include / asm / termios.h
blob4673f42f88a7bde93219dd1af20bce13babc6216
1 /*
2 * include/asm-xtensa/termios.h
4 * Copied from SH.
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
10 * Copyright (C) 2001 - 2005 Tensilica Inc.
13 #ifndef _XTENSA_TERMIOS_H
14 #define _XTENSA_TERMIOS_H
16 #include <asm/termbits.h>
17 #include <asm/ioctls.h>
19 struct winsize {
20 unsigned short ws_row;
21 unsigned short ws_col;
22 unsigned short ws_xpixel;
23 unsigned short ws_ypixel;
26 #define NCC 8
27 struct termio {
28 unsigned short c_iflag; /* input mode flags */
29 unsigned short c_oflag; /* output mode flags */
30 unsigned short c_cflag; /* control mode flags */
31 unsigned short c_lflag; /* local mode flags */
32 unsigned char c_line; /* line discipline */
33 unsigned char c_cc[NCC]; /* control characters */
36 /* Modem lines */
38 #define TIOCM_LE 0x001
39 #define TIOCM_DTR 0x002
40 #define TIOCM_RTS 0x004
41 #define TIOCM_ST 0x008
42 #define TIOCM_SR 0x010
43 #define TIOCM_CTS 0x020
44 #define TIOCM_CAR 0x040
45 #define TIOCM_RNG 0x080
46 #define TIOCM_DSR 0x100
47 #define TIOCM_CD TIOCM_CAR
48 #define TIOCM_RI TIOCM_RNG
49 #define TIOCM_OUT1 0x2000
50 #define TIOCM_OUT2 0x4000
51 #define TIOCM_LOOP 0x8000
53 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
55 #ifdef __KERNEL__
57 /* intr=^C quit=^\ erase=del kill=^U
58 eof=^D vtime=\0 vmin=\1 sxtc=\0
59 start=^Q stop=^S susp=^Z eol=\0
60 reprint=^R discard=^U werase=^W lnext=^V
61 eol2=\0
63 #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
66 * Translate a "termio" structure into a "termios". Ugh.
69 #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
70 unsigned short __tmp; \
71 get_user(__tmp,&(termio)->x); \
72 *(unsigned short *) &(termios)->x = __tmp; \
75 #define user_termio_to_kernel_termios(termios, termio) \
76 ({ \
77 SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
78 SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
79 SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
80 SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
81 copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
85 * Translate a "termios" structure into a "termio". Ugh.
88 #define kernel_termios_to_user_termio(termio, termios) \
89 ({ \
90 put_user((termios)->c_iflag, &(termio)->c_iflag); \
91 put_user((termios)->c_oflag, &(termio)->c_oflag); \
92 put_user((termios)->c_cflag, &(termio)->c_cflag); \
93 put_user((termios)->c_lflag, &(termio)->c_lflag); \
94 put_user((termios)->c_line, &(termio)->c_line); \
95 copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
98 #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
99 #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
100 #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
101 #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
103 #endif /* __KERNEL__ */
105 #endif /* _XTENSA_TERMIOS_H */