include/asm-sparc64/termios.h

   1 /* $Id: termios.h,v 1.11 2001/06/01 08:12:11 davem Exp $ */
   2 #ifndef _SPARC64_TERMIOS_H
   3 #define _SPARC64_TERMIOS_H
   4
   5 #include <asm/ioctls.h>
   6 #include <asm/termbits.h>
   7
   8 #if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS)
   9 struct sgttyb {
  10         char    sg_ispeed;
  11         char    sg_ospeed;
  12         char    sg_erase;
  13         char    sg_kill;
  14         short   sg_flags;
  15 };
  16
  17 struct tchars {
  18         char    t_intrc;
  19         char    t_quitc;
  20         char    t_startc;
  21         char    t_stopc;
  22         char    t_eofc;
  23         char    t_brkc;
  24 };
  25
  26 struct ltchars {
  27         char    t_suspc;
  28         char    t_dsuspc;
  29         char    t_rprntc;
  30         char    t_flushc;
  31         char    t_werasc;
  32         char    t_lnextc;
  33 };
  34 #endif /* __KERNEL__ */
  35
  36 struct sunos_ttysize {
  37         int st_lines;   /* Lines on the terminal */
  38         int st_columns; /* Columns on the terminal */
  39 };
  40
  41 struct winsize {
  42         unsigned short ws_row;
  43         unsigned short ws_col;
  44         unsigned short ws_xpixel;
  45         unsigned short ws_ypixel;
  46 };
  47
  48 /* line disciplines */
  49 #define N_TTY           0
  50 #define N_SLIP          1
  51 #define N_MOUSE         2
  52 #define N_PPP           3
  53 #define N_STRIP         4
  54 #define N_AX25          5
  55 #define N_X25           6
  56 #define N_6PACK         7
  57 #define N_MASC          8       /* Reserved for Mobitex module <kaz@cafe.net> */
  58 #define N_R3964         9       /* Reserved for Simatic R3964 module */
  59 #define N_PROFIBUS_FDL  10      /* Reserved for Profibus <Dave@mvhi.com> */
  60 #define N_IRDA          11      /* Linux IrDa - http://irda.sourceforge.net/ */
  61 #define N_SMSBLOCK      12      /* SMS block mode - for talking to GSM data cards about SMS messages */
  62 #define N_HDLC          13      /* synchronous HDLC */
  63 #define N_SYNC_PPP      14      /* synchronous PPP */
  64 #define N_HCI           15  /* Bluetooth HCI UART */
  65
  66 #ifdef __KERNEL__
  67 #include <linux/module.h>
  68
  69 /*
  70  * c_cc characters in the termio structure.  Oh, how I love being
  71  * backwardly compatible.  Notice that character 4 and 5 are
  72  * interpreted differently depending on whether ICANON is set in
  73  * c_lflag.  If it's set, they are used as _VEOF and _VEOL, otherwise
  74  * as _VMIN and V_TIME.  This is for compatibility with OSF/1 (which
  75  * is compatible with sysV)...
  76  */
  77 #define _VMIN   4
  78 #define _VTIME  5
  79
  80 /*      intr=^C         quit=^\         erase=del       kill=^U
  81         eof=^D          eol=\0          eol2=\0         sxtc=\0
  82         start=^Q        stop=^S         susp=^Z         dsusp=^Y
  83         reprint=^R      discard=^U      werase=^W       lnext=^V
  84         vmin=\1         vtime=\0
  85 */
  86 #define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
  87
  88 /*
  89  * Translate a "termio" structure into a "termios". Ugh.
  90  */
  91 #define user_termio_to_kernel_termios(termios, termio) \
  92 ({ \
  93         unsigned short tmp; \
  94         int err; \
  95         err = get_user(tmp, &(termio)->c_iflag); \
  96         (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
  97         err |= get_user(tmp, &(termio)->c_oflag); \
  98         (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
  99         err |= get_user(tmp, &(termio)->c_cflag); \
 100         (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
 101         err |= get_user(tmp, &(termio)->c_lflag); \
 102         (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
 103         err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
 104         err; \
 105 })
 106
 107 /*
 108  * Translate a "termios" structure into a "termio". Ugh.
 109  *
 110  * Note the "fun" _VMIN overloading.
 111  */
 112 #define kernel_termios_to_user_termio(termio, termios) \
 113 ({ \
 114         int err; \
 115         err  = put_user((termios)->c_iflag, &(termio)->c_iflag); \
 116         err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \
 117         err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \
 118         err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \
 119         err |= put_user((termios)->c_line,  &(termio)->c_line); \
 120         err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
 121         if (!((termios)->c_lflag & ICANON)) { \
 122                 err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
 123                 err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
 124         } \
 125         err; \
 126 })
 127
 128 #define user_termios_to_kernel_termios(k, u) \
 129 ({ \
 130         int err; \
 131         err  = get_user((k)->c_iflag, &(u)->c_iflag); \
 132         err |= get_user((k)->c_oflag, &(u)->c_oflag); \
 133         err |= get_user((k)->c_cflag, &(u)->c_cflag); \
 134         err |= get_user((k)->c_lflag, &(u)->c_lflag); \
 135         err |= get_user((k)->c_line,  &(u)->c_line); \
 136         err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
 137         if((k)->c_lflag & ICANON) { \
 138                 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
 139                 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
 140         } else { \
 141                 err |= get_user((k)->c_cc[VMIN],  &(u)->c_cc[_VMIN]); \
 142                 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
 143         } \
 144         err; \
 145 })
 146
 147 #define kernel_termios_to_user_termios(u, k) \
 148 ({ \
 149         int err; \
 150         err  = put_user((k)->c_iflag, &(u)->c_iflag); \
 151         err |= put_user((k)->c_oflag, &(u)->c_oflag); \
 152         err |= put_user((k)->c_cflag, &(u)->c_cflag); \
 153         err |= put_user((k)->c_lflag, &(u)->c_lflag); \
 154         err |= put_user((k)->c_line, &(u)->c_line); \
 155         err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
 156         if(!((k)->c_lflag & ICANON)) { \
 157                 err |= put_user((k)->c_cc[VMIN],  &(u)->c_cc[_VMIN]); \
 158                 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
 159         } else { \
 160                 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
 161                 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
 162         } \
 163         err; \
 164 })
 165
 166 #endif  /* __KERNEL__ */
 167
 168 #endif /* _SPARC64_TERMIOS_H */