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1da177e4 LT |
1 | /* |
2 | * include/asm-s390/termios.h | |
3 | * | |
4 | * S390 version | |
5 | * | |
6 | * Derived from "include/asm-i386/termios.h" | |
7 | */ | |
8 | ||
9 | #ifndef _S390_TERMIOS_H | |
10 | #define _S390_TERMIOS_H | |
11 | ||
12 | #include <asm/termbits.h> | |
13 | #include <asm/ioctls.h> | |
14 | ||
15 | struct winsize { | |
16 | unsigned short ws_row; | |
17 | unsigned short ws_col; | |
18 | unsigned short ws_xpixel; | |
19 | unsigned short ws_ypixel; | |
20 | }; | |
21 | ||
22 | #define NCC 8 | |
23 | struct termio { | |
24 | unsigned short c_iflag; /* input mode flags */ | |
25 | unsigned short c_oflag; /* output mode flags */ | |
26 | unsigned short c_cflag; /* control mode flags */ | |
27 | unsigned short c_lflag; /* local mode flags */ | |
28 | unsigned char c_line; /* line discipline */ | |
29 | unsigned char c_cc[NCC]; /* control characters */ | |
30 | }; | |
31 | ||
32 | /* modem lines */ | |
33 | #define TIOCM_LE 0x001 | |
34 | #define TIOCM_DTR 0x002 | |
35 | #define TIOCM_RTS 0x004 | |
36 | #define TIOCM_ST 0x008 | |
37 | #define TIOCM_SR 0x010 | |
38 | #define TIOCM_CTS 0x020 | |
39 | #define TIOCM_CAR 0x040 | |
40 | #define TIOCM_RNG 0x080 | |
41 | #define TIOCM_DSR 0x100 | |
42 | #define TIOCM_CD TIOCM_CAR | |
43 | #define TIOCM_RI TIOCM_RNG | |
44 | #define TIOCM_OUT1 0x2000 | |
45 | #define TIOCM_OUT2 0x4000 | |
46 | #define TIOCM_LOOP 0x8000 | |
47 | ||
48 | /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ | |
49 | ||
50 | /* line disciplines */ | |
51 | #define N_TTY 0 | |
52 | #define N_SLIP 1 | |
53 | #define N_MOUSE 2 | |
54 | #define N_PPP 3 | |
55 | #define N_STRIP 4 | |
56 | #define N_AX25 5 | |
57 | #define N_X25 6 /* X.25 async */ | |
58 | #define N_6PACK 7 | |
59 | #define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */ | |
60 | #define N_R3964 9 /* Reserved for Simatic R3964 module */ | |
61 | #define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */ | |
62 | #define N_IRDA 11 /* Linux IR - http://irda.sourceforge.net/ */ | |
63 | #define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */ | |
64 | #define N_HDLC 13 /* synchronous HDLC */ | |
65 | #define N_SYNC_PPP 14 /* synchronous PPP */ | |
66 | #define N_HCI 15 /* Bluetooth HCI UART */ | |
67 | ||
68 | #ifdef __KERNEL__ | |
69 | ||
70 | /* intr=^C quit=^\ erase=del kill=^U | |
71 | eof=^D vtime=\0 vmin=\1 sxtc=\0 | |
72 | start=^Q stop=^S susp=^Z eol=\0 | |
73 | reprint=^R discard=^U werase=^W lnext=^V | |
74 | eol2=\0 | |
75 | */ | |
76 | #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" | |
77 | ||
78 | /* | |
79 | * Translate a "termio" structure into a "termios". Ugh. | |
80 | */ | |
81 | #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ | |
82 | unsigned short __tmp; \ | |
83 | get_user(__tmp,&(termio)->x); \ | |
84 | (termios)->x = (0xffff0000 & ((termios)->x)) | __tmp; \ | |
85 | } | |
86 | ||
87 | #define user_termio_to_kernel_termios(termios, termio) \ | |
88 | ({ \ | |
89 | SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ | |
90 | SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ | |
91 | SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ | |
92 | SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ | |
93 | copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ | |
94 | }) | |
95 | ||
96 | /* | |
97 | * Translate a "termios" structure into a "termio". Ugh. | |
98 | */ | |
99 | #define kernel_termios_to_user_termio(termio, termios) \ | |
100 | ({ \ | |
101 | put_user((termios)->c_iflag, &(termio)->c_iflag); \ | |
102 | put_user((termios)->c_oflag, &(termio)->c_oflag); \ | |
103 | put_user((termios)->c_cflag, &(termio)->c_cflag); \ | |
104 | put_user((termios)->c_lflag, &(termio)->c_lflag); \ | |
105 | put_user((termios)->c_line, &(termio)->c_line); \ | |
106 | copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ | |
107 | }) | |
108 | ||
109 | #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) | |
110 | #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) | |
111 | ||
112 | #endif /* __KERNEL__ */ | |
113 | ||
114 | #endif /* _S390_TERMIOS_H */ |