1 | /* $NetBSD: sdvar.h,v 1.37 2015/08/24 23:13:15 pooka Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 1998, 2004 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Charles M. Hannum. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | /* |
33 | * Originally written by Julian Elischer (julian@dialix.oz.au) |
34 | * for TRW Financial Systems for use under the MACH(2.5) operating system. |
35 | * |
36 | * TRW Financial Systems, in accordance with their agreement with Carnegie |
37 | * Mellon University, makes this software available to CMU to distribute |
38 | * or use in any manner that they see fit as long as this message is kept with |
39 | * the software. For this reason TFS also grants any other persons or |
40 | * organisations permission to use or modify this software. |
41 | * |
42 | * TFS supplies this software to be publicly redistributed |
43 | * on the understanding that TFS is not responsible for the correct |
44 | * functioning of this software in any circumstances. |
45 | * |
46 | * Ported to run under 386BSD by Julian Elischer (julian@dialix.oz.au) Sept 1992 |
47 | */ |
48 | |
49 | #ifndef _DEV_SCSIPI_SDVAR_H_ |
50 | #define _DEV_SCSIPI_SDVAR_H_ |
51 | |
52 | #ifdef _KERNEL_OPT |
53 | #include "opt_scsi.h" |
54 | #endif |
55 | |
56 | #include <sys/rndsource.h> |
57 | |
58 | #ifndef SDRETRIES |
59 | #define SDRETRIES 4 |
60 | #endif |
61 | |
62 | #ifndef SD_IO_TIMEOUT |
63 | #define SD_IO_TIMEOUT (60 * 1000) |
64 | #endif |
65 | |
66 | struct disk_parms { |
67 | u_long heads; /* number of heads */ |
68 | u_long cyls; /* number of cylinders */ |
69 | u_long sectors; /* number of sectors/track */ |
70 | u_long blksize; /* number of bytes/sector */ |
71 | u_long rot_rate; /* rotational rate, in RPM */ |
72 | u_int64_t disksize; /* total number sectors */ |
73 | u_int64_t disksize512; /* total number sectors */ |
74 | }; |
75 | |
76 | struct sd_softc { |
77 | device_t sc_dev; |
78 | struct disk sc_dk; |
79 | |
80 | int flags; |
81 | #define SDF_WLABEL 0x04 /* label is writable */ |
82 | #define SDF_LABELLING 0x08 /* writing label */ |
83 | #define SDF_ANCIENT 0x10 /* disk is ancient; for minphys */ |
84 | #define SDF_DIRTY 0x20 /* disk is dirty; needs cache flush */ |
85 | #define SDF_FLUSHING 0x40 /* flushing, for sddone() */ |
86 | |
87 | struct scsipi_periph *sc_periph;/* contains our targ, lun, etc. */ |
88 | |
89 | struct disk_parms params; |
90 | |
91 | struct bufq_state *buf_queue; |
92 | callout_t sc_callout; |
93 | u_int8_t type; |
94 | char name[16]; /* product name, for default disklabel */ |
95 | |
96 | krndsource_t rnd_source; |
97 | }; |
98 | |
99 | #define SDGP_RESULT_OK 0 /* parameters obtained */ |
100 | #define SDGP_RESULT_OFFLINE 1 /* no media, or otherwise losing */ |
101 | #define SDGP_RESULT_UNFORMATTED 2 /* unformatted media (max params) */ |
102 | |
103 | #endif /* _DEV_SCSIPI_SDVAR_H_ */ |
104 | |