File: /usr/src/linux/include/asm-arm/termios.h
1 #ifndef __ASM_ARM_TERMIOS_H
2 #define __ASM_ARM_TERMIOS_H
3
4 #include <asm/termbits.h>
5 #include <asm/ioctls.h>
6
7 struct winsize {
8 unsigned short ws_row;
9 unsigned short ws_col;
10 unsigned short ws_xpixel;
11 unsigned short ws_ypixel;
12 };
13
14 #define NCC 8
15 struct termio {
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 */
22 };
23
24 #ifdef __KERNEL__
25 /* intr=^C quit=^| erase=del kill=^U
26 eof=^D vtime=\0 vmin=\1 sxtc=\0
27 start=^Q stop=^S susp=^Z eol=\0
28 reprint=^R discard=^U werase=^W lnext=^V
29 eol2=\0
30 */
31 #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
32 #endif
33
34 /* modem lines */
35 #define TIOCM_LE 0x001
36 #define TIOCM_DTR 0x002
37 #define TIOCM_RTS 0x004
38 #define TIOCM_ST 0x008
39 #define TIOCM_SR 0x010
40 #define TIOCM_CTS 0x020
41 #define TIOCM_CAR 0x040
42 #define TIOCM_RNG 0x080
43 #define TIOCM_DSR 0x100
44 #define TIOCM_CD TIOCM_CAR
45 #define TIOCM_RI TIOCM_RNG
46 #define TIOCM_OUT1 0x2000
47 #define TIOCM_OUT2 0x4000
48 #define TIOCM_LOOP 0x8000
49
50 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
51
52 /* line disciplines */
53 #define N_TTY 0
54 #define N_SLIP 1
55 #define N_MOUSE 2
56 #define N_PPP 3
57 #define N_STRIP 4
58 #define N_AX25 5
59 #define N_X25 6 /* X.25 async */
60 #define N_6PACK 7
61 #define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */
62 #define N_R3964 9 /* Reserved for Simatic R3964 module */
63 #define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */
64 #define N_IRDA 11 /* Linux IrDa - http://irda.sourceforge.net/ */
65 #define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */
66 #define N_HDLC 13 /* synchronous HDLC */
67 #define N_SYNC_PPP 14
68 #define N_HCI 15 /* Bluetooth HCI UART */
69
70 #ifdef __KERNEL__
71
72 /*
73 * Translate a "termio" structure into a "termios". Ugh.
74 */
75 #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
76 unsigned short __tmp; \
77 get_user(__tmp,&(termio)->x); \
78 *(unsigned short *) &(termios)->x = __tmp; \
79 }
80
81 #define user_termio_to_kernel_termios(termios, termio) \
82 ({ \
83 SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
84 SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
85 SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
86 SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
87 copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
88 })
89
90 /*
91 * Translate a "termios" structure into a "termio". Ugh.
92 */
93 #define kernel_termios_to_user_termio(termio, termios) \
94 ({ \
95 put_user((termios)->c_iflag, &(termio)->c_iflag); \
96 put_user((termios)->c_oflag, &(termio)->c_oflag); \
97 put_user((termios)->c_cflag, &(termio)->c_cflag); \
98 put_user((termios)->c_lflag, &(termio)->c_lflag); \
99 put_user((termios)->c_line, &(termio)->c_line); \
100 copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
101 })
102
103 #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
104 #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
105
106 #endif /* __KERNEL__ */
107
108 #endif /* __ASM_ARM_TERMIOS_H */
109