1 #ifndef ASM_X86__TERMIOS_H
2 #define ASM_X86__TERMIOS_H
4 #include <asm/termbits.h>
5 #include <asm/ioctls.h>
10 unsigned short ws_xpixel
;
11 unsigned short ws_ypixel
;
16 unsigned short c_iflag
; /* input mode flags */
17 unsigned short c_oflag
; /* output mode flags */
18 unsigned short c_cflag
; /* control mode flags */
19 unsigned short c_lflag
; /* local mode flags */
20 unsigned char c_line
; /* line discipline */
21 unsigned char c_cc
[NCC
]; /* control characters */
25 #define TIOCM_LE 0x001
26 #define TIOCM_DTR 0x002
27 #define TIOCM_RTS 0x004
28 #define TIOCM_ST 0x008
29 #define TIOCM_SR 0x010
30 #define TIOCM_CTS 0x020
31 #define TIOCM_CAR 0x040
32 #define TIOCM_RNG 0x080
33 #define TIOCM_DSR 0x100
34 #define TIOCM_CD TIOCM_CAR
35 #define TIOCM_RI TIOCM_RNG
36 #define TIOCM_OUT1 0x2000
37 #define TIOCM_OUT2 0x4000
38 #define TIOCM_LOOP 0x8000
40 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
44 #include <asm/uaccess.h>
46 /* intr=^C quit=^\ erase=del kill=^U
47 eof=^D vtime=\0 vmin=\1 sxtc=\0
48 start=^Q stop=^S susp=^Z eol=\0
49 reprint=^R discard=^U werase=^W lnext=^V
52 #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
55 * Translate a "termio" structure into a "termios". Ugh.
57 #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
58 unsigned short __tmp; \
59 get_user(__tmp,&(termio)->x); \
60 *(unsigned short *) &(termios)->x = __tmp; \
63 static inline int user_termio_to_kernel_termios(struct ktermios
*termios
,
64 struct termio __user
*termio
)
66 SET_LOW_TERMIOS_BITS(termios
, termio
, c_iflag
);
67 SET_LOW_TERMIOS_BITS(termios
, termio
, c_oflag
);
68 SET_LOW_TERMIOS_BITS(termios
, termio
, c_cflag
);
69 SET_LOW_TERMIOS_BITS(termios
, termio
, c_lflag
);
70 return copy_from_user(termios
->c_cc
, termio
->c_cc
, NCC
);
74 * Translate a "termios" structure into a "termio". Ugh.
76 static inline int kernel_termios_to_user_termio(struct termio __user
*termio
,
77 struct ktermios
*termios
)
79 put_user((termios
)->c_iflag
, &(termio
)->c_iflag
);
80 put_user((termios
)->c_oflag
, &(termio
)->c_oflag
);
81 put_user((termios
)->c_cflag
, &(termio
)->c_cflag
);
82 put_user((termios
)->c_lflag
, &(termio
)->c_lflag
);
83 put_user((termios
)->c_line
, &(termio
)->c_line
);
84 return copy_to_user((termio
)->c_cc
, (termios
)->c_cc
, NCC
);
87 static inline int user_termios_to_kernel_termios(struct ktermios
*k
,
88 struct termios2 __user
*u
)
90 return copy_from_user(k
, u
, sizeof(struct termios2
));
93 static inline int kernel_termios_to_user_termios(struct termios2 __user
*u
,
96 return copy_to_user(u
, k
, sizeof(struct termios2
));
99 static inline int user_termios_to_kernel_termios_1(struct ktermios
*k
,
100 struct termios __user
*u
)
102 return copy_from_user(k
, u
, sizeof(struct termios
));
105 static inline int kernel_termios_to_user_termios_1(struct termios __user
*u
,
108 return copy_to_user(u
, k
, sizeof(struct termios
));
111 #endif /* __KERNEL__ */
113 #endif /* ASM_X86__TERMIOS_H */