1/*
2 * Copyright (c) 2021 Apple 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_VARIANT_INTERNAL_H_
30#define _SYS_VARIANT_INTERNAL_H_
31
32__BEGIN_DECLS
33
34enum os_variant_check_status {
35 OS_VARIANT_S_UNKNOWN = 0,
36 OS_VARIANT_S_NO = 2,
37 OS_VARIANT_S_YES = 3
38};
39
40/*
41 * Bit allocation in kern.osvariant_status (all ranges inclusive):
42 * - [0-27] are 2-bit check_status values
43 * - [28-31] are 0xF
44 * - [32-32+VP_MAX-1] encode variant_property booleans
45 * - [48-51] encode the boot mode, if known
46 * - [60-62] are 0x7
47 */
48#define OS_VARIANT_STATUS_INITIAL_BITS 0x70000000F0000000ULL
49#define OS_VARIANT_STATUS_BIT_WIDTH 2
50#define OS_VARIANT_STATUS_SET 0x2
51#define OS_VARIANT_STATUS_MASK 0x3
52
53enum os_variant_status_flags_positions {
54 OS_VARIANT_SFP_INTERNAL_CONTENT = 0,
55 OS_VARIANT_SFP_INTERNAL_RELEASE_TYPE = 2,
56 OS_VARIANT_SFP_INTERNAL_DIAGS_PROFILE = 3,
57};
58
59enum os_variant_property {
60 OS_VARIANT_PROPERTY_CONTENT,
61 OS_VARIANT_PROPERTY_DIAGNOSTICS
62};
63
64__END_DECLS
65
66#ifdef KERNEL_PRIVATE
67
68__BEGIN_DECLS
69
70bool os_variant_has_internal_diagnostics(const char *subsystem);
71
72__END_DECLS
73#endif /* KERNEL_PRIVATE */
74
75#endif /* _SYS_VARIANT_INTERNAL_H_ */
76