Annotation of sys/scsi/ssvar.h, Revision 1.1.1.1
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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