/* $Id: termbits.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */

#ifndef __ARCH_ETRAX100_TERMBITS_H__
#define __ARCH_ETRAX100_TERMBITS_H__

#include <linux/posix_types.h>

typedef unsigned char   cc_t;
typedef unsigned int    speed_t;
typedef unsigned int    tcflag_t;

#define NCCS 19
struct termios {
        tcflag_t c_iflag;               /* input mode flags */
        tcflag_t c_oflag;               /* output mode flags */
        tcflag_t c_cflag;               /* control mode flags */
        tcflag_t c_lflag;               /* local mode flags */
        cc_t c_line;                    /* line discipline */
        cc_t c_cc[NCCS];                /* control characters */
};

struct termios2 {
        tcflag_t c_iflag;               /* input mode flags */
        tcflag_t c_oflag;               /* output mode flags */
        tcflag_t c_cflag;               /* control mode flags */
        tcflag_t c_lflag;               /* local mode flags */
        cc_t c_line;                    /* line discipline */
        cc_t c_cc[NCCS];                /* control characters */
        speed_t c_ispeed;               /* input speed */
        speed_t c_ospeed;               /* output speed */
};

struct ktermios {
        tcflag_t c_iflag;               /* input mode flags */
        tcflag_t c_oflag;               /* output mode flags */
        tcflag_t c_cflag;               /* control mode flags */
        tcflag_t c_lflag;               /* local mode flags */
        cc_t c_line;                    /* line discipline */
        cc_t c_cc[NCCS];                /* control characters */
        speed_t c_ispeed;               /* input speed */
        speed_t c_ospeed;               /* output speed */
};

/* c_cc characters */
#define VINTR 0
#define VQUIT 1
#define VERASE 2
#define VKILL 3
#define VEOF 4
#define VTIME 5
#define VMIN 6
#define VSWTC 7
#define VSTART 8
#define VSTOP 9
#define VSUSP 10
#define VEOL 11
#define VREPRINT 12
#define VDISCARD 13
#define VWERASE 14
#define VLNEXT 15
#define VEOL2 16

/* c_iflag bits */
#define IGNBRK  0000001
#define BRKINT  0000002
#define IGNPAR  0000004
#define PARMRK  0000010
#define INPCK   0000020
#define ISTRIP  0000040
#define INLCR   0000100
#define IGNCR   0000200
#define ICRNL   0000400
#define IUCLC   0001000
#define IXON    0002000
#define IXANY   0004000
#define IXOFF   0010000
#define IMAXBEL 0020000
#define IUTF8   0040000

/* c_oflag bits */
#define OPOST   0000001
#define OLCUC   0000002
#define ONLCR   0000004
#define OCRNL   0000010
#define ONOCR   0000020
#define ONLRET  0000040
#define OFILL   0000100
#define OFDEL   0000200
#define NLDLY   0000400
#define   NL0   0000000
#define   NL1   0000400
#define CRDLY   0003000
#define   CR0   0000000
#define   CR1   0001000
#define   CR2   0002000
#define   CR3   0003000
#define TABDLY  0014000
#define   TAB0  0000000
#define   TAB1  0004000
#define   TAB2  0010000
#define   TAB3  0014000
#define   XTABS 0014000
#define BSDLY   0020000
#define   BS0   0000000
#define   BS1   0020000
#define VTDLY   0040000
#define   VT0   0000000
#define   VT1   0040000
#define FFDLY   0100000
#define   FF0   0000000
#define   FF1   0100000

/* c_cflag bit meaning */
/*
 *     3             2            1
 *    10 987 654 321 098 765 432 109 876 543 210
 *                             |           | ||| CBAUD
 *                                         obaud    
 *
 *                                       ||CSIZE
 *
 *                                     |CSTOP
 *                                    |CREAD
 *                                   |CPARENB
 *
 *                                 |CPARODD 
 *                                |HUPCL
 *                               |CLOCAL
 *                             |CBAUDEX
 *    10 987 654 321 098 765 432 109 876 543 210
 *        |           || ||   CIBAUD, IBSHIFT=16
 *                    ibaud
 *     |CMSPAR
 *    | CRTSCTS
 *       x x xxx xxx x     x xx Free bits
 */

#define CBAUD   0010017
#define  B0     0000000         /* hang up */
#define  B50    0000001
#define  B75    0000002
#define  B110   0000003
#define  B134   0000004
#define  B150   0000005
#define  B200   0000006
#define  B300   0000007
#define  B600   0000010
#define  B1200  0000011
#define  B1800  0000012
#define  B2400  0000013
#define  B4800  0000014
#define  B9600  0000015
#define  B19200 0000016
#define  B38400 0000017
#define EXTA B19200
#define EXTB B38400
#define CSIZE   0000060
#define   CS5   0000000
#define   CS6   0000020
#define   CS7   0000040
#define   CS8   0000060
#define CSTOPB  0000100
#define CREAD   0000200
#define PARENB  0000400
#define PARODD  0001000
#define HUPCL   0002000
#define CLOCAL  0004000
#define CBAUDEX 0010000
#define  BOTHER  0010000
#define  B57600  0010001
#define  B115200 0010002
#define  B230400 0010003
#define  B460800 0010004

/* Unsupported rates, but needed to avoid compile error. */
#define   B500000 0010005
#define   B576000 0010006
#define  B1000000 0010010
#define  B1152000 0010011
#define  B1500000 0010012
#define  B2000000 0010013
#define  B2500000 0010014
#define  B3000000 0010015
#define  B3500000 0010016
#define  B4000000 0010017

/* etrax supports these additional three baud rates */
#define  B921600   0010005
#define  B1843200  0010006
#define  B6250000  0010007
/* ETRAX FS supports this as well */
#define  B12500000 0010010
#define CIBAUD    002003600000  /* input baud rate (used in v32) */
/* The values for CIBAUD bits are the same as the values for CBAUD and CBAUDEX
 * shifted left IBSHIFT bits.
 */
#define IBSHIFT   16
#define CMSPAR    010000000000 /* mark or space (stick) parity - PARODD=space*/
#define CRTSCTS   020000000000          /* flow control */

/* c_lflag bits */
#define ISIG    0000001
#define ICANON  0000002
#define XCASE   0000004
#define ECHO    0000010
#define ECHOE   0000020
#define ECHOK   0000040
#define ECHONL  0000100
#define NOFLSH  0000200
#define TOSTOP  0000400
#define ECHOCTL 0001000
#define ECHOPRT 0002000
#define ECHOKE  0004000
#define FLUSHO  0010000
#define PENDIN  0040000
#define IEXTEN  0100000
#define EXTPROC 0200000

/* tcflow() and TCXONC use these */
#define TCOOFF          0
#define TCOON           1
#define TCIOFF          2
#define TCION           3

/* tcflush() and TCFLSH use these */
#define TCIFLUSH        0
#define TCOFLUSH        1
#define TCIOFLUSH       2

/* tcsetattr uses these */
#define TCSANOW         0
#define TCSADRAIN       1
#define TCSAFLUSH       2

#endif