include/asm-mips/termios.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 1995, 1996, 2001 by Ralf Baechle
   7  */
   8 #ifndef _ASM_TERMIOS_H
   9 #define _ASM_TERMIOS_H
  10
  11 #include <asm/termbits.h>
  12 #include <asm/ioctls.h>
  13
  14 struct sgttyb {
  15         char    sg_ispeed;
  16         char    sg_ospeed;
  17         char    sg_erase;
  18         char    sg_kill;
  19         int     sg_flags;       /* SGI special - int, not short */
  20 };
  21
  22 struct tchars {
  23         char    t_intrc;
  24         char    t_quitc;
  25         char    t_startc;
  26         char    t_stopc;
  27         char    t_eofc;
  28         char    t_brkc;
  29 };
  30
  31 struct ltchars {
  32         char    t_suspc;        /* stop process signal */
  33         char    t_dsuspc;       /* delayed stop process signal */
  34         char    t_rprntc;       /* reprint line */
  35         char    t_flushc;       /* flush output (toggles) */
  36         char    t_werasc;       /* word erase */
  37         char    t_lnextc;       /* literal next character */
  38 };
  39
  40 /* TIOCGSIZE, TIOCSSIZE not defined yet.  Only needed for SunOS source
  41    compatibility anyway ... */
  42
  43 struct winsize {
  44         unsigned short ws_row;
  45         unsigned short ws_col;
  46         unsigned short ws_xpixel;
  47         unsigned short ws_ypixel;
  48 };
  49
  50 #define NCC     8
  51 struct termio {
  52         unsigned short c_iflag;         /* input mode flags */
  53         unsigned short c_oflag;         /* output mode flags */
  54         unsigned short c_cflag;         /* control mode flags */
  55         unsigned short c_lflag;         /* local mode flags */
  56         char c_line;                    /* line discipline */
  57         unsigned char c_cc[NCCS];       /* control characters */
  58 };
  59
  60 #ifdef __KERNEL__
  61 /*
  62  *      intr=^C         quit=^\         erase=del       kill=^U
  63  *      vmin=\1         vtime=\0        eol2=\0         swtc=\0
  64  *      start=^Q        stop=^S         susp=^Z         vdsusp=
  65  *      reprint=^R      discard=^U      werase=^W       lnext=^V
  66  *      eof=^D          eol=\0
  67  */
  68 #define INIT_C_CC "\003\034\177\025\1\0\0\0\021\023\032\0\022\017\027\026\004\0"
  69 #endif
  70
  71 /* modem lines */
  72 #define TIOCM_LE        0x001           /* line enable */
  73 #define TIOCM_DTR       0x002           /* data terminal ready */
  74 #define TIOCM_RTS       0x004           /* request to send */
  75 #define TIOCM_ST        0x010           /* secondary transmit */
  76 #define TIOCM_SR        0x020           /* secondary receive */
  77 #define TIOCM_CTS       0x040           /* clear to send */
  78 #define TIOCM_CAR       0x100           /* carrier detect */
  79 #define TIOCM_CD        TIOCM_CAR
  80 #define TIOCM_RNG       0x200           /* ring */
  81 #define TIOCM_RI        TIOCM_RNG
  82 #define TIOCM_DSR       0x400           /* data set ready */
  83 #define TIOCM_OUT1      0x2000
  84 #define TIOCM_OUT2      0x4000
  85 #define TIOCM_LOOP      0x8000
  86
  87 /* line disciplines */
  88 #define N_TTY           0
  89 #define N_SLIP          1
  90 #define N_MOUSE         2
  91 #define N_PPP           3
  92 #define N_STRIP         4
  93 #define N_AX25          5
  94 #define N_X25           6               /* X.25 async */
  95 #define N_6PACK         7
  96 #define N_MASC          8       /* Reserved fo Mobitex module <kaz@cafe.net> */
  97 #define N_R3964         9       /* Reserved for Simatic R3964 module */
  98 #define N_PROFIBUS_FDL  10      /* Reserved for Profibus <Dave@mvhi.com> */
  99 #define N_IRDA          11      /* Linux IrDa - http://irda.sourceforge.net/ */
 100 #define N_SMSBLOCK      12      /* SMS block mode - for talking to GSM data cards about SMS messages */
 101 #define N_HDLC          13      /* synchronous HDLC */
 102 #define N_SYNC_PPP      14      /* synchronous PPP */
 103 #define N_HCI           15      /* Bluetooth HCI UART */
 104
 105 #ifdef __KERNEL__
 106
 107 #include <linux/string.h>
 108
 109 /*
 110  * Translate a "termio" structure into a "termios". Ugh.
 111  */
 112 #define user_termio_to_kernel_termios(termios, termio) \
 113 ({ \
 114         unsigned short tmp; \
 115         get_user(tmp, &(termio)->c_iflag); \
 116         (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
 117         get_user(tmp, &(termio)->c_oflag); \
 118         (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
 119         get_user(tmp, &(termio)->c_cflag); \
 120         (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
 121         get_user(tmp, &(termio)->c_lflag); \
 122         (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
 123         get_user((termios)->c_line, &(termio)->c_line); \
 124         copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
 125 })
 126
 127 /*
 128  * Translate a "termios" structure into a "termio". Ugh.
 129  */
 130 #define kernel_termios_to_user_termio(termio, termios) \
 131 ({ \
 132         put_user((termios)->c_iflag, &(termio)->c_iflag); \
 133         put_user((termios)->c_oflag, &(termio)->c_oflag); \
 134         put_user((termios)->c_cflag, &(termio)->c_cflag); \
 135         put_user((termios)->c_lflag, &(termio)->c_lflag); \
 136         put_user((termios)->c_line, &(termio)->c_line); \
 137         copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
 138 })
 139
 140 #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
 141 #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
 142
 143 #endif /* defined(__KERNEL__) */
 144
 145 #endif /* _ASM_TERMIOS_H */