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eb616ef0 | 1 | /* |
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2 | * Copyright (c) 1992, 1993 |
3 | * The Regents of the University of California. All rights reserved. | |
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4 | * |
5 | * This software was developed by the Computer Systems Engineering group | |
6 | * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and | |
7 | * contributed to Berkeley. | |
8 | * | |
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9 | * All advertising materials mentioning features or use of this software |
10 | * must display the following acknowledgement: | |
11 | * This product includes software developed by the University of | |
36162171 | 12 | * California, Lawrence Berkeley Laboratory. |
b480239a | 13 | * |
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14 | * Redistribution and use in source and binary forms, with or without |
15 | * modification, are permitted provided that the following conditions | |
16 | * are met: | |
17 | * 1. Redistributions of source code must retain the above copyright | |
18 | * notice, this list of conditions and the following disclaimer. | |
19 | * 2. Redistributions in binary form must reproduce the above copyright | |
20 | * notice, this list of conditions and the following disclaimer in the | |
21 | * documentation and/or other materials provided with the distribution. | |
22 | * 3. All advertising materials mentioning features or use of this software | |
23 | * must display the following acknowledgement: | |
24 | * This product includes software developed by the University of | |
25 | * California, Berkeley and its contributors. | |
26 | * 4. Neither the name of the University nor the names of its contributors | |
27 | * may be used to endorse or promote products derived from this software | |
28 | * without specific prior written permission. | |
29 | * | |
30 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
31 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
32 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
33 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
34 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
35 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
36 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
37 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
38 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
39 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
40 | * SUCH DAMAGE. | |
eb616ef0 | 41 | * |
ad787160 | 42 | * @(#)sun_disklabel.h 8.1 (Berkeley) 6/11/93 |
eb616ef0 CT |
43 | * |
44 | * from: $Header: sun_disklabel.h,v 1.4 92/06/17 07:04:13 torek Exp $ | |
45 | */ | |
46 | ||
47 | /* | |
48 | * SunOS disk label layout (only relevant portions discovered here). | |
49 | */ | |
50 | ||
51 | #define SUN_DKMAGIC 55998 | |
52 | ||
53 | /* These are the guys that Sun's dkinfo needs... */ | |
54 | #define DKIOCGGEOM _IOR('d', 2, struct sun_dkgeom) /* geometry info */ | |
55 | #define DKIOCINFO _IOR('d', 8, struct sun_dkctlr) /* controller info */ | |
56 | #define DKIOCGPART _IOR('d', 4, struct sun_dkpart) /* partition info */ | |
57 | ||
58 | /* geometry info */ | |
59 | struct sun_dkgeom { | |
60 | u_short sdkc_ncylinders; /* data cylinders */ | |
61 | u_short sdkc_acylinders; /* alternate cylinders */ | |
62 | u_short sdkc_xxx1; | |
63 | u_short sdkc_ntracks; /* tracks per cylinder */ | |
64 | u_short sdkc_xxx2; | |
65 | u_short sdkc_nsectors; /* sectors per track */ | |
66 | u_short sdkc_interleave; /* interleave factor */ | |
67 | u_short sdkc_xxx3; | |
68 | u_short sdkc_xxx4; | |
69 | u_short sdkc_sparespercyl; /* spare sectors per cylinder */ | |
70 | u_short sdkc_rpm; /* rotational speed */ | |
71 | u_short sdkc_pcylinders; /* physical cylinders */ | |
72 | u_short sdkc_xxx5[7]; | |
73 | }; | |
74 | ||
75 | /* controller info */ | |
76 | struct sun_dkctlr { | |
77 | int sdkc_addr; /* controller address */ | |
78 | short sdkc_unit; /* unit (slave) address */ | |
79 | short sdkc_type; /* controller type */ | |
80 | short sdkc_flags; /* flags */ | |
81 | }; | |
82 | ||
83 | /* partition info */ | |
84 | struct sun_dkpart { | |
85 | long sdkp_cyloffset; /* starting cylinder */ | |
86 | long sdkp_nsectors; /* number of sectors */ | |
87 | }; | |
88 | ||
89 | struct sun_disklabel { /* total size = 512 bytes */ | |
90 | char sl_text[128]; | |
91 | char sl_xxx1[292]; | |
92 | u_short sl_rpm; /* rotational speed */ | |
93 | char sl_xxx2[2]; | |
94 | u_short sl_sparespercyl; /* spare sectors per cylinder */ | |
95 | char sl_xxx3[4]; | |
96 | u_short sl_interleave; /* interleave factor */ | |
97 | u_short sl_ncylinders; /* data cylinders */ | |
98 | u_short sl_acylinders; /* alternate cylinders */ | |
99 | u_short sl_ntracks; /* tracks per cylinder */ | |
100 | u_short sl_nsectors; /* sectors per track */ | |
101 | char sl_xxx4[4]; | |
102 | struct sun_dkpart sl_part[8]; /* partition layout */ | |
103 | u_short sl_magic; /* == SUN_DKMAGIC */ | |
104 | u_short sl_cksum; /* xor checksum of all shorts */ | |
105 | }; | |
106 | ||
107 | #ifdef KERNEL | |
108 | /* reads sun label in sector at [cp..cp+511] and sets *lp to BSD label */ | |
109 | int sun_disklabel __P((caddr_t, struct disklabel *)); /* true on success */ | |
110 | ||
111 | /* compatability dk ioctl's */ | |
112 | int sun_dkioctl __P((struct dkdevice *, int, caddr_t, int)); | |
113 | #endif |