FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/ucomvar.h

     /*      $NetBSD: ucomvar.h,v 1.9 2001/01/23 21:56:17 augustss Exp $     */
     /*      $FreeBSD: releng/7.3/sys/dev/usb/ucomvar.h 178512 2008-04-25 17:04:45Z sam $    */
     
     /*-
      * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     */
    
    /*-
     * Copyright (c) 1999 The NetBSD Foundation, Inc.
     * All rights reserved.
     *
     * This code is derived from software contributed to The NetBSD Foundation
     * by Lennart Augustsson (lennart@augustsson.net) at
     * Carlstedt Research & Technology.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     * POSSIBILITY OF SUCH DAMAGE.
     */
    
    /* Module interface related macros */
    #define UCOM_MODVER     1
    
    #define UCOM_MINVER     1
    #define UCOM_PREFVER    UCOM_MODVER
    #define UCOM_MAXVER     1
    
    /* Macros to clear/set/test flags. */
    #define SET(t, f)       (t) |= (f)
    #define CLR(t, f)       (t) &= ~((unsigned)(f))
    #define ISSET(t, f)     ((t) & (f))
    
    #define UCOM_CALLOUT_MASK       0x80
    
    #define UCOMUNIT_MASK           0x3ff7f
    #define UCOMDIALOUT_MASK        0x80000
    #define UCOMCALLUNIT_MASK       0x40000
    
    #define UCOMUNIT(x)             (minor(x) & UCOMUNIT_MASK)
    #define UCOMDIALOUT(x)          (minor(x) & UCOMDIALOUT_MASK)
    #define UCOMCALLUNIT(x)         (minor(x) & UCOMCALLUNIT_MASK)
    
    #define UCOM_UNK_PORTNO         -1      /* XXX */
    
    struct ucom_softc;
    
    struct ucom_callback {
            void (*ucom_get_status)(void *, int, u_char *, u_char *);
            void (*ucom_set)(void *, int, int, int);
    #define UCOM_SET_DTR 1
    #define UCOM_SET_RTS 2
    #define UCOM_SET_BREAK 3
            int (*ucom_param)(void *, int, struct termios *);
           int (*ucom_ioctl)(void *, int, u_long, caddr_t, int, struct thread *);
           int (*ucom_open)(void *, int);
           void (*ucom_close)(void *, int);
           void (*ucom_read)(void *, int, u_char **, u_int32_t *);
           void (*ucom_write)(void *, int, u_char *, u_char *, u_int32_t *);
   };
   
   /* line status register */
   #define ULSR_RCV_FIFO   0x80
   #define ULSR_TSRE       0x40    /* Transmitter empty: byte sent */
   #define ULSR_TXRDY      0x20    /* Transmitter buffer empty */
   #define ULSR_BI         0x10    /* Break detected */
   #define ULSR_FE         0x08    /* Framing error: bad stop bit */
   #define ULSR_PE         0x04    /* Parity error */
   #define ULSR_OE         0x02    /* Overrun, lost incoming byte */
   #define ULSR_RXRDY      0x01    /* Byte ready in Receive Buffer */
   #define ULSR_RCV_MASK   0x1f    /* Mask for incoming data or error */
   
   /* ucom state declarations */
   #define UCS_RXSTOP      0x0001  /* Rx stopped */
   #define UCS_RTS_IFLOW   0x0008  /* use RTS input flow control */
   
   struct ucom_softc {
           device_t                sc_dev;         /* base device */
           usbd_device_handle      sc_udev;        /* USB device */
           usbd_interface_handle   sc_iface;       /* data interface */
   
           int                     sc_bulkin_no;   /* bulk in endpoint address */
           usbd_pipe_handle        sc_bulkin_pipe; /* bulk in pipe */
           usbd_xfer_handle        sc_ixfer;       /* read request */
           u_char                  *sc_ibuf;       /* read buffer */
           u_int                   sc_ibufsize;    /* read buffer size */
           u_int                   sc_ibufsizepad; /* read buffer size padded */
   
           int                     sc_bulkout_no;  /* bulk out endpoint address */
           usbd_pipe_handle        sc_bulkout_pipe;/* bulk out pipe */
           usbd_xfer_handle        sc_oxfer;       /* write request */
           u_char                  *sc_obuf;       /* write buffer */
           u_int                   sc_obufsize;    /* write buffer size */
           u_int                   sc_opkthdrlen;  /* header length of
                                                      output packet */
   
           struct ucom_callback    *sc_callback;
           void                    *sc_parent;
           int                     sc_portno;
   
           struct tty              *sc_tty;        /* our tty */
   
           int                     sc_state;
   
           int                     sc_poll;
   
           u_char                  sc_lsr;
           u_char                  sc_msr;
           u_char                  sc_mcr;
   
           u_char                  sc_dying;       /* disconnecting */
   
   };
   
   extern devclass_t ucom_devclass;
   
   int ucom_attach_tty(struct ucom_softc *, int, char*, int);
   int ucom_attach(struct ucom_softc *);
   int ucom_detach(struct ucom_softc *);
   void ucom_status_change(struct ucom_softc *);

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