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Root/tags/2.0/i386/include/sys/disk.h

Source at commit 1808 created 12 years 4 months ago.
By blackosx, Revise layout of package installer 'Welcome' file so it looks cleaner. Change the copyright notice to begin from 2009 as seen in the Chameleon 2.0 r431 installer. Should this date be set earlier?
1/*␊
2 * Copyright (c) 1998-2006 Apple Computer, Inc. All rights reserved.␊
3 *␊
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊
5 * ␊
6 * This file contains Original Code and/or Modifications of Original Code␊
7 * as defined in and that are subject to the Apple Public Source License␊
8 * Version 2.0 (the 'License'). You may not use this file except in␊
9 * compliance with the License. The rights granted to you under the License␊
10 * may not be used to create, or enable the creation or redistribution of,␊
11 * unlawful or unlicensed copies of an Apple operating system, or to␊
12 * circumvent, violate, or enable the circumvention or violation of, any␊
13 * terms of an Apple operating system software license agreement.␊
14 * ␊
15 * Please obtain a copy of the License at␊
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.␊
17 * ␊
18 * The Original Code and all software distributed under the License are␊
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊
23 * Please see the License for the specific language governing rights and␊
24 * limitations under the License.␊
25 * ␊
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊
27 */␊
28␊
29#ifndef␉_SYS_DISK_H_␊
30#define␉_SYS_DISK_H_␊
31␊
32#include <stdint.h>␊
33//#include <sys/ioctl.h>␊
34␊
35/*␊
36 * Definitions␊
37 *␊
38 * ioctl description␊
39 * ------------------------------------- ---------------------------------------␊
40 * DKIOCEJECT eject media␊
41 * DKIOCSYNCHRONIZECACHE flush media␊
42 *␊
43 * DKIOCFORMAT format media␊
44 * DKIOCGETFORMATCAPACITIES get media's formattable capacities␊
45 *␊
46 * DKIOCGETBLOCKSIZE get media's block size␊
47 * DKIOCGETBLOCKCOUNT get media's block count␊
48 * DKIOCGETFIRMWAREPATH get media's firmware path␊
49 *␊
50 * DKIOCISFORMATTED is media formatted?␊
51 * DKIOCISWRITABLE is media writable?␊
52 *␊
53 * DKIOCREQUESTIDLE idle media␊
54 * DKIOCDISCARD delete unused data␊
55 *␊
56 * DKIOCGETMAXBLOCKCOUNTREAD get maximum block count for reads␊
57 * DKIOCGETMAXBLOCKCOUNTWRITE get maximum block count for writes␊
58 * DKIOCGETMAXBYTECOUNTREAD get maximum byte count for reads␊
59 * DKIOCGETMAXBYTECOUNTWRITE get maximum byte count for writes␊
60 *␊
61 * DKIOCGETMAXSEGMENTCOUNTREAD get maximum segment count for reads␊
62 * DKIOCGETMAXSEGMENTCOUNTWRITE get maximum segment count for writes␊
63 * DKIOCGETMAXSEGMENTBYTECOUNTREAD get maximum segment byte count for reads␊
64 * DKIOCGETMAXSEGMENTBYTECOUNTWRITE get maximum segment byte count for writes␊
65 *␊
66 * DKIOCGETMINSEGMENTALIGNMENTBYTECOUNT get minimum segment alignment in bytes␊
67 * DKIOCGETMAXSEGMENTADDRESSABLEBITCOUNT get maximum segment width in bits␊
68 *␊
69 * DKIOCGETPHYSICALBLOCKSIZE get device's block size␊
70 * DKIOCGETCOMMANDPOOLSIZE get device's queue depth␊
71 */␊
72␊
73typedef struct␊
74{␊
75 uint64_t offset;␊
76 uint64_t length;␊
77␊
78 uint8_t reserved0128[16]; /* reserved, clear to zero */␊
79} dk_discard_t;␊
80␊
81typedef struct␊
82{␊
83 char path[128];␊
84} dk_firmware_path_t;␊
85␊
86typedef struct␊
87{␊
88 uint64_t blockCount;␊
89 uint32_t blockSize;␊
90␊
91 uint8_t reserved0096[4]; /* reserved, clear to zero */␊
92} dk_format_capacity_t;␊
93␊
94typedef struct␊
95{␊
96 dk_format_capacity_t * capacities;␊
97 uint32_t capacitiesCount; /* use zero to probe count */␊
98␊
99#ifdef __LP64__␊
100 uint8_t reserved0096[4]; /* reserved, clear to zero */␊
101#else /* !__LP64__ */␊
102 uint8_t reserved0064[8]; /* reserved, clear to zero */␊
103#endif /* !__LP64__ */␊
104} dk_format_capacities_t;␊
105␊
106#define DKIOCEJECT _IO('d', 21)␊
107#define DKIOCSYNCHRONIZECACHE _IO('d', 22)␊
108␊
109#define DKIOCFORMAT _IOW('d', 26, dk_format_capacity_t)␊
110#define DKIOCGETFORMATCAPACITIES _IOWR('d', 26, dk_format_capacities_t)␊
111␊
112#define DKIOCGETBLOCKSIZE _IOR('d', 24, uint32_t)␊
113#define DKIOCGETBLOCKCOUNT _IOR('d', 25, uint64_t)␊
114#define DKIOCGETFIRMWAREPATH _IOR('d', 28, dk_firmware_path_t)␊
115␊
116#define DKIOCISFORMATTED _IOR('d', 23, uint32_t)␊
117#define DKIOCISWRITABLE _IOR('d', 29, uint32_t)␊
118␊
119#define DKIOCREQUESTIDLE _IO('d', 30)␊
120#define DKIOCDISCARD _IOW('d', 31, dk_discard_t)␊
121␊
122#define DKIOCGETMAXBLOCKCOUNTREAD _IOR('d', 64, uint64_t)␊
123#define DKIOCGETMAXBLOCKCOUNTWRITE _IOR('d', 65, uint64_t)␊
124#define DKIOCGETMAXBYTECOUNTREAD _IOR('d', 70, uint64_t)␊
125#define DKIOCGETMAXBYTECOUNTWRITE _IOR('d', 71, uint64_t)␊
126␊
127#define DKIOCGETMAXSEGMENTCOUNTREAD _IOR('d', 66, uint64_t)␊
128#define DKIOCGETMAXSEGMENTCOUNTWRITE _IOR('d', 67, uint64_t)␊
129#define DKIOCGETMAXSEGMENTBYTECOUNTREAD _IOR('d', 68, uint64_t)␊
130#define DKIOCGETMAXSEGMENTBYTECOUNTWRITE _IOR('d', 69, uint64_t)␊
131␊
132#define DKIOCGETMINSEGMENTALIGNMENTBYTECOUNT _IOR('d', 74, uint64_t)␊
133#define DKIOCGETMAXSEGMENTADDRESSABLEBITCOUNT _IOR('d', 75, uint64_t)␊
134␊
135#define DKIOCGETPHYSICALBLOCKSIZE _IOR('d', 77, uint32_t)␊
136#define DKIOCGETCOMMANDPOOLSIZE _IOR('d', 78, uint32_t)␊
137␊
138␊
139#endif␉/* _SYS_DISK_H_ */␊
140

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