typedef unsigned char   target_openrisc_cc;        /*cc_t*/
typedef unsigned int    target_openrisc_speed;     /*speed_t*/
typedef unsigned int    target_openrisc_tcflag;    /*tcflag_t*/

#define TARGET_NCCS 19
struct target_termios {
    target_openrisc_tcflag c_iflag;               /* input mode flags */
    target_openrisc_tcflag c_oflag;               /* output mode flags */
    target_openrisc_tcflag c_cflag;               /* control mode flags */
    target_openrisc_tcflag c_lflag;               /* local mode flags */
    target_openrisc_cc c_line;                    /* line discipline */
    target_openrisc_cc c_cc[TARGET_NCCS];         /* control characters */
};

struct target_termios2 {
    target_openrisc_tcflag c_iflag;               /* input mode flags */
    target_openrisc_tcflag c_oflag;               /* output mode flags */
    target_openrisc_tcflag c_cflag;               /* control mode flags */
    target_openrisc_tcflag c_lflag;               /* local mode flags */
    target_openrisc_cc c_line;                    /* line discipline */
    target_openrisc_cc c_cc[TARGET_NCCS];         /* control characters */
    target_openrisc_speed c_ispeed;               /* input speed */
    target_openrisc_speed c_ospeed;               /* output speed */
};

struct target_termios3 {
    target_openrisc_tcflag c_iflag;               /* input mode flags */
    target_openrisc_tcflag c_oflag;               /* output mode flags */
    target_openrisc_tcflag c_cflag;               /* control mode flags */
    target_openrisc_tcflag c_lflag;               /* local mode flags */
    target_openrisc_cc c_line;                    /* line discipline */
    target_openrisc_cc c_cc[TARGET_NCCS];         /* control characters */
    target_openrisc_speed c_ispeed;               /* input speed */
    target_openrisc_speed c_ospeed;               /* output speed */
};

/* c_cc characters */
#define TARGET_VINTR 0
#define TARGET_VQUIT 1
#define TARGET_VERASE 2
#define TARGET_VKILL 3
#define TARGET_VEOF 4
#define TARGET_VTIME 5
#define TARGET_VMIN 6
#define TARGET_VSWTC 7
#define TARGET_VSTART 8
#define TARGET_VSTOP 9
#define TARGET_VSUSP 10
#define TARGET_VEOL 11
#define TARGET_VREPRINT 12
#define TARGET_VDISCARD 13
#define TARGET_VWERASE 14
#define TARGET_VLNEXT 15
#define TARGET_VEOL2 16

/* c_iflag bits */
#define TARGET_IGNBRK  0000001
#define TARGET_BRKINT  0000002
#define TARGET_IGNPAR  0000004
#define TARGET_PARMRK  0000010
#define TARGET_INPCK   0000020
#define TARGET_ISTRIP  0000040
#define TARGET_INLCR   0000100
#define TARGET_IGNCR   0000200
#define TARGET_ICRNL   0000400
#define TARGET_IUCLC   0001000
#define TARGET_IXON    0002000
#define TARGET_IXANY   0004000
#define TARGET_IXOFF   0010000
#define TARGET_IMAXBEL 0020000
#define TARGET_IUTF8   0040000

/* c_oflag bits */
#define TARGET_OPOST   0000001
#define TARGET_OLCUC   0000002
#define TARGET_ONLCR   0000004
#define TARGET_OCRNL   0000010
#define TARGET_ONOCR   0000020
#define TARGET_ONLRET  0000040
#define TARGET_OFILL   0000100
#define TARGET_OFDEL   0000200
#define TARGET_NLDLY   0000400
#define TARGET_NL0     0000000
#define TARGET_NL1     0000400
#define TARGET_CRDLY   0003000
#define TARGET_CR0     0000000
#define TARGET_CR1     0001000
#define TARGET_CR2     0002000
#define TARGET_CR3     0003000
#define TARGET_TABDLY  0014000
#define TARGET_TAB0    0000000
#define TARGET_TAB1    0004000
#define TARGET_TAB2    0010000
#define TARGET_TAB3    0014000
#define TARGET_XTABS   0014000
#define TARGET_BSDLY   0020000
#define TARGET_BS0     0000000
#define TARGET_BS1     0020000
#define TARGET_VTDLY   0040000
#define TARGET_VT0     0000000
#define TARGET_VT1     0040000
#define TARGET_FFDLY   0100000
#define TARGET_FF0     0000000
#define TARGET_FF1     0100000

/* c_cflag bit meaning */
#define TARGET_CBAUD    0010017
#define TARGET_B0       0000000                /* hang up */
#define TARGET_B50      0000001
#define TARGET_B75      0000002
#define TARGET_B110     0000003
#define TARGET_B134     0000004
#define TARGET_B150     0000005
#define TARGET_B200     0000006
#define TARGET_B300     0000007
#define TARGET_B600     0000010
#define TARGET_B1200    0000011
#define TARGET_B1800    0000012
#define TARGET_B2400    0000013
#define TARGET_B4800    0000014
#define TARGET_B9600    0000015
#define TARGET_B19200   0000016
#define TARGET_B38400   0000017
#define TARGET_EXTA     B19200
#define TARGET_EXTB     B38400
#define TARGET_CSIZE    0000060
#define TARGET_CS5      0000000
#define TARGET_CS6      0000020
#define TARGET_CS7      0000040
#define TARGET_CS8      0000060
#define TARGET_CSTOPB   0000100
#define TARGET_CREAD    0000200
#define TARGET_PARENB   0000400
#define TARGET_PARODD   0001000
#define TARGET_HUPCL    0002000
#define TARGET_CLOCAL   0004000
#define TARGET_CBAUDEX  0010000
#define TARGET_BOTHER   0010000
#define TARGET_B57600   0010001
#define TARGET_B115200  0010002
#define TARGET_B230400  0010003
#define TARGET_B460800  0010004
#define TARGET_B500000  0010005
#define TARGET_B576000  0010006
#define TARGET_B921600  0010007
#define TARGET_B1000000 0010010
#define TARGET_B1152000 0010011
#define TARGET_B1500000 0010012
#define TARGET_B2000000 0010013
#define TARGET_B2500000 0010014
#define TARGET_B3000000 0010015
#define TARGET_B3500000 0010016
#define TARGET_B4000000 0010017
#define TARGET_CIBAUD   002003600000   /* input baud rate */
#define TARGET_CMSPAR   010000000000   /* mark or space (stick) parity */
#define TARGET_CRTSCTS  020000000000   /* flow control */

#define TARGET_IBSHIFT   16            /* Shift from CBAUD to CIBAUD */

/* c_lflag bits */
#define TARGET_ISIG    0000001
#define TARGET_ICANON  0000002
#define TARGET_XCASE   0000004
#define TARGET_ECHO    0000010
#define TARGET_ECHOE   0000020
#define TARGET_ECHOK   0000040
#define TARGET_ECHONL  0000100
#define TARGET_NOFLSH  0000200
#define TARGET_TOSTOP  0000400
#define TARGET_ECHOCTL 0001000
#define TARGET_ECHOPRT 0002000
#define TARGET_ECHOKE  0004000
#define TARGET_FLUSHO  0010000
#define TARGET_PENDIN  0040000
#define TARGET_IEXTEN  0100000
#define TARGET_EXTPROC 0200000

/* tcflow() and TCXONC use these */
#define TARGET_TCOOFF          0
#define TARGET_TCOON           1
#define TARGET_TCIOFF          2
#define TARGET_TCION           3

/* tcflush() and TCFLSH use these */
#define TARGET_TCIFLUSH        0
#define TARGET_TCOFLUSH        1
#define TARGET_TCIOFLUSH       2

/* tcsetattr uses these */
#define TARGET_TCSANOW         0
#define TARGET_TCSADRAIN       1
#define TARGET_TCSAFLUSH       2

/* ioctls */
#define TARGET_TCGETS          0x5401
#define TARGET_TCSETS          0x5402
#define TARGET_TCSETSW         0x5403
#define TARGET_TCSETSF         0x5404
#define TARGET_TCGETA          0x5405
#define TARGET_TCSETA          0x5406
#define TARGET_TCSETAW         0x5407
#define TARGET_TCSETAF         0x5408
#define TARGET_TCSBRK          0x5409
#define TARGET_TCXONC          0x540A
#define TARGET_TCFLSH          0x540B
#define TARGET_TIOCEXCL        0x540C
#define TARGET_TIOCNXCL        0x540D
#define TARGET_TIOCSCTTY       0x540E
#define TARGET_TIOCGPGRP       0x540F
#define TARGET_TIOCSPGRP       0x5410
#define TARGET_TIOCOUTQ        0x5411
#define TARGET_TIOCSTI         0x5412
#define TARGET_TIOCGWINSZ      0x5413
#define TARGET_TIOCSWINSZ      0x5414
#define TARGET_TIOCMGET        0x5415
#define TARGET_TIOCMBIS        0x5416
#define TARGET_TIOCMBIC        0x5417
#define TARGET_TIOCMSET        0x5418
#define TARGET_TIOCGSOFTCAR    0x5419
#define TARGET_TIOCSSOFTCAR    0x541A
#define TARGET_FIONREAD        0x541B
#define TARGET_TIOCINQ         FIONREAD
#define TARGET_TIOCLINUX       0x541C
#define TARGET_TIOCCONS        0x541D
#define TARGET_TIOCGSERIAL     0x541E
#define TARGET_TIOCSSERIAL     0x541F
#define TARGET_TIOCPKT         0x5420
#define TARGET_FIONBIO         0x5421
#define TARGET_TIOCNOTTY       0x5422
#define TARGET_TIOCSETD        0x5423
#define TARGET_TIOCGETD        0x5424
#define TARGET_TCSBRKP         0x5425  /* Needed for POSIX tcsendbreak() */
#define TARGET_TIOCSBRK        0x5427  /* BSD compatibility */
#define TARGET_TIOCCBRK        0x5428  /* BSD compatibility */
#define TARGET_TIOCGSID        0x5429  /* Return the session ID of FD */
#define TARGET_TCGETS2         TARGET_IOR('T', 0x2A, struct termios2)
#define TARGET_TCSETS2         TARGET_IOW('T', 0x2B, struct termios2)
#define TARGET_TCSETSW2        TARGET_IOW('T', 0x2C, struct termios2)
#define TARGET_TCSETSF2        TARGET_IOW('T', 0x2D, struct termios2)
#define TARGET_TIOCGRS485      0x542E
#ifndef TARGET_TIOCSRS485
#define TARGET_TIOCSRS485      0x542F
#endif
/* Get Pty Number (of pty-mux device) */
#define TARGET_TIOCGPTN        TARGET_IOR('T', 0x30, unsigned int)
/* Lock/unlock Pty */
#define TARGET_TIOCSPTLCK      TARGET_IOW('T', 0x31, int)
/* Get primary device node of /dev/console */
#define TARGET_TIOCGDEV        TARGET_IOR('T', 0x32, unsigned int)
#define TARGET_TCGETX          0x5432 /* SYS5 TCGETX compatibility */
#define TARGET_TCSETX          0x5433
#define TARGET_TCSETXF         0x5434
#define TARGET_TCSETXW         0x5435
/* pty: generate signal */
#define TARGET_TIOCSIG         TARGET_IOW('T', 0x36, int)
#define TARGET_TIOCVHANGUP     0x5437

#define TARGET_FIONCLEX        0x5450
#define TARGET_FIOCLEX         0x5451
#define TARGET_FIOASYNC        0x5452
#define TARGET_TIOCSERCONFIG   0x5453
#define TARGET_TIOCSERGWILD    0x5454
#define TARGET_TIOCSERSWILD    0x5455
#define TARGET_TIOCGLCKTRMIOS  0x5456
#define TARGET_TIOCSLCKTRMIOS  0x5457
#define TARGET_TIOCSERGSTRUCT  0x5458 /* For debugging only */
#define TARGET_TIOCSERGETLSR   0x5459 /* Get line status register */
#define TARGET_TIOCSERGETMULTI 0x545A /* Get multiport config  */
#define TARGET_TIOCSERSETMULTI 0x545B /* Set multiport config */

/* wait for a change on serial input line(s) */
#define TARGET_TIOCMIWAIT      0x545C
/* read serial port inline interrupt counts */
#define TARGET_TIOCGICOUNT     0x545D

/*
 * Some arches already define TARGET_FIOQSIZE due to a historical
 * conflict with a Hayes modem-specific ioctl value.
 */
#ifndef TARGET_FIOQSIZE
#define TARGET_FIOQSIZE        0x5460
#endif

/* Used for packet mode */
#define TARGET_TIOCPKT_DATA             0
#define TARGET_TIOCPKT_FLUSHREAD        1
#define TARGET_TIOCPKT_FLUSHWRITE       2
#define TARGET_TIOCPKT_STOP             4
#define TARGET_TIOCPKT_START            8
#define TARGET_TIOCPKT_NOSTOP          16
#define TARGET_TIOCPKT_DOSTOP          32
#define TARGET_TIOCPKT_IOCTL           64

#define TARGET_TIOCSER_TEMT    0x01    /* Transmitter physically empty */