/* $OpenBSD: ssvar.h,v 1.16 2010/01/15 05:50:31 krw Exp $ */ /* $NetBSD: ssvar.h,v 1.2 1996/03/30 21:47:11 christos Exp $ */ /* * Copyright (c) 1995 Kenneth Stailey. All rights reserved. * modified for configurable scanner support by Joachim Koenig * * 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 Kenneth Stailey. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. */ #ifdef _KERNEL /* * SCSI scanner interface description */ /* * Special handlers for impractically different scanner types. * Register NULL for a function if you want to try the real SCSI code * (with quirks table) */ struct ss_softc; struct scan_io; struct ss_special { int (*set_params)(struct ss_softc *, struct scan_io *); int (*trigger_scanner)(struct ss_softc *); int (*get_params)(struct ss_softc *); /* some scanners only send line-multiples */ void (*minphys)(struct ss_softc *, struct buf *); int (*read)(struct ss_softc *, struct scsi_xfer *, struct buf *); int (*rewind_scanner)(struct ss_softc *); int (*load_adf)(struct ss_softc *); int (*unload_adf)(struct ss_softc *); }; /* * ss_softc has to be declared here, because the device dependant * modules include it */ struct ss_softc { struct device sc_dev; int flags; #define SSF_TRIGGERED 0x01 /* read operation has been primed */ #define SSF_LOADED 0x02 /* parameters loaded */ #define SSF_WAITING 0x04 struct scsi_link *sc_link; /* contains our targ, lun, etc. */ struct scan_io sio; struct buf sc_buf_queue; /* the queue of pending IO operations */ const struct quirkdata *quirkdata; /* if we have a rogue entry */ struct ss_special special; /* special handlers for spec. devices */ struct timeout timeout; struct mutex sc_buf_mtx; struct mutex sc_start_mtx; u_int sc_start_count; }; /* * define the special attach routines if configured */ void mustek_attach(struct ss_softc *, struct scsi_attach_args *); void scanjet_attach(struct ss_softc *, struct scsi_attach_args *); #endif /* _KERNEL */