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 *);
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