Home | History | Annotate | Download | only in asm-x86
      1 #ifndef _ASM_X86_TERMIOS_H
      2 #define _ASM_X86_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 /* modem lines */
     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
     39 
     40 #define N_TTY 0
     41 #define N_SLIP 1
     42 #define N_MOUSE 2
     43 #define N_PPP 3
     44 #define N_STRIP 4
     45 #define N_AX25 5
     46 #define N_X25 6
     47 #define N_6PACK 7
     48 #define N_MASC 8
     49 #define N_R3964 9
     50 #define N_PROFIBUS_FDL 10
     51 #define N_IRDA 11
     52 #define N_SMSBLOCK 12
     53 #define N_HDLC 13
     54 #define N_SYNC_PPP 14
     55 #define N_HCI 15
     56 
     57 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
     58 
     59 /* line disciplines */
     60 #define N_TTY		0
     61 #define N_SLIP		1
     62 #define N_MOUSE		2
     63 #define N_PPP		3
     64 #define N_STRIP		4
     65 #define N_AX25		5
     66 #define N_X25		6	/* X.25 async */
     67 #define N_6PACK		7
     68 #define N_MASC		8	/* Reserved for Mobitex module <kaz (at) cafe.net> */
     69 #define N_R3964		9	/* Reserved for Simatic R3964 module */
     70 #define N_PROFIBUS_FDL	10	/* Reserved for Profibus <Dave (at) mvhi.com> */
     71 #define N_IRDA		11	/* Linux IrDa - http://irda.sourceforge.net/ */
     72 #define N_SMSBLOCK	12	/* SMS block mode - for talking to GSM data cards about SMS messages */
     73 #define N_HDLC		13	/* synchronous HDLC */
     74 #define N_SYNC_PPP	14
     75 #define N_HCI		15  /* Bluetooth HCI UART */
     76 
     77 #ifdef __KERNEL__
     78 
     79 /*	intr=^C		quit=^\		erase=del	kill=^U
     80 	eof=^D		vtime=\0	vmin=\1		sxtc=\0
     81 	start=^Q	stop=^S		susp=^Z		eol=\0
     82 	reprint=^R	discard=^U	werase=^W	lnext=^V
     83 	eol2=\0
     84 */
     85 #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
     86 
     87 /*
     88  * Translate a "termio" structure into a "termios". Ugh.
     89  */
     90 #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
     91 	unsigned short __tmp; \
     92 	get_user(__tmp,&(termio)->x); \
     93 	*(unsigned short *) &(termios)->x = __tmp; \
     94 }
     95 
     96 #define user_termio_to_kernel_termios(termios, termio) \
     97 ({ \
     98 	SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
     99 	SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
    100 	SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
    101 	SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
    102 	copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
    103 })
    104 
    105 /*
    106  * Translate a "termios" structure into a "termio". Ugh.
    107  */
    108 #define kernel_termios_to_user_termio(termio, termios) \
    109 ({ \
    110 	put_user((termios)->c_iflag, &(termio)->c_iflag); \
    111 	put_user((termios)->c_oflag, &(termio)->c_oflag); \
    112 	put_user((termios)->c_cflag, &(termio)->c_cflag); \
    113 	put_user((termios)->c_lflag, &(termio)->c_lflag); \
    114 	put_user((termios)->c_line,  &(termio)->c_line); \
    115 	copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
    116 })
    117 
    118 #define user_termios_to_kernel_termios(k, u) \
    119 	copy_from_user(k, u, sizeof(struct termios2))
    120 
    121 #define kernel_termios_to_user_termios(u, k) \
    122 	copy_to_user(u, k, sizeof(struct termios2))
    123 
    124 #define user_termios_to_kernel_termios_1(k, u) \
    125 	copy_from_user(k, u, sizeof(struct termios))
    126 
    127 #define kernel_termios_to_user_termios_1(u, k) \
    128 	copy_to_user(u, k, sizeof(struct termios))
    129 
    130 #endif	/* __KERNEL__ */
    131 
    132 #endif /* _ASM_X86_TERMIOS_H */
    133