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Annotation of sys/scsi/ssvar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: ssvar.h,v 1.11 2006/11/28 16:56:50 dlg Exp $  */
        !             2: /*     $NetBSD: ssvar.h,v 1.2 1996/03/30 21:47:11 christos Exp $       */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1995 Kenneth Stailey.  All rights reserved.
        !             6:  *   modified for configurable scanner support by Joachim Koenig
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. All advertising materials mentioning features or use of this software
        !            17:  *    must display the following acknowledgement:
        !            18:  *     This product includes software developed by Kenneth Stailey.
        !            19:  * 4. The name of the author may not be used to endorse or promote products
        !            20:  *    derived from this software without specific prior written permission.
        !            21:  *
        !            22:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            23:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            24:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            25:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            26:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            27:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            28:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            29:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            30:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            31:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            32:  */
        !            33:
        !            34: /*
        !            35:  * SCSI scanner interface description
        !            36:  */
        !            37:
        !            38: /*
        !            39:  * Special handlers for impractically different scanner types.
        !            40:  * Register NULL for a function if you want to try the real SCSI code
        !            41:  * (with quirks table)
        !            42:  */
        !            43: struct ss_softc;
        !            44: struct scan_io;
        !            45:
        !            46: struct ss_special {
        !            47:        int     (*set_params)(struct ss_softc *, struct scan_io *);
        !            48:        int     (*trigger_scanner)(struct ss_softc *);
        !            49:        int     (*get_params)(struct ss_softc *);
        !            50:        /* some scanners only send line-multiples */
        !            51:        void    (*minphys)(struct ss_softc *, struct buf *);
        !            52:        int     (*read)(struct ss_softc *, struct buf *);
        !            53:        int     (*rewind_scanner)(struct ss_softc *);
        !            54:        int     (*load_adf)(struct ss_softc *);
        !            55:        int     (*unload_adf)(struct ss_softc *);
        !            56: };
        !            57:
        !            58: /*
        !            59:  * ss_softc has to be declared here, because the device dependant
        !            60:  * modules include it
        !            61:  */
        !            62: struct ss_softc {
        !            63:        struct device sc_dev;
        !            64:
        !            65:        int flags;
        !            66: #define SSF_TRIGGERED  0x01    /* read operation has been primed */
        !            67: #define        SSF_LOADED      0x02    /* parameters loaded */
        !            68:        struct scsi_link *sc_link;      /* contains our targ, lun, etc. */
        !            69:        struct scan_io sio;
        !            70:        struct buf buf_queue;           /* the queue of pending IO operations */
        !            71:        const struct quirkdata *quirkdata; /* if we have a rogue entry */
        !            72:        struct ss_special special;      /* special handlers for spec. devices */
        !            73: };
        !            74:
        !            75: /*
        !            76:  * define the special attach routines if configured
        !            77:  */
        !            78: void mustek_attach(struct ss_softc *, struct scsi_attach_args *);
        !            79: void scanjet_attach(struct ss_softc *, struct scsi_attach_args *);