1 | /* |
2 | * Copyright (c) 1998-2000 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 | * Copyright (c) 1998 Apple Computer, Inc. All rights reserved. |
30 | * |
31 | * HISTORY |
32 | * |
33 | */ |
34 | |
35 | #ifndef _IOKIT_IODEVICETREE_H |
36 | #define _IOKIT_IODEVICETREE_H |
37 | |
38 | #include <IOKit/IORegistryEntry.h> |
39 | #include <libkern/c++/OSData.h> |
40 | |
41 | class IODeviceMemory; |
42 | class IOService; |
43 | |
44 | extern const IORegistryPlane * gIODTPlane; |
45 | |
46 | extern const OSSymbol * gIODTPHandleKey; |
47 | |
48 | extern const OSSymbol * gIODTCompatibleKey; |
49 | extern const OSSymbol * gIODTTypeKey; |
50 | extern const OSSymbol * gIODTModelKey; |
51 | extern const OSSymbol * gIODTTargetTypeKey; |
52 | |
53 | extern const OSSymbol * gIODTAAPLInterruptsKey; |
54 | extern const OSSymbol * gIODTDefaultInterruptController; |
55 | extern const OSSymbol * gIODTNWInterruptMappingKey; |
56 | |
57 | IORegistryEntry * IODeviceTreeAlloc( void * dtTop ); |
58 | |
59 | |
60 | bool IODTMatchNubWithKeys( IORegistryEntry * nub, |
61 | const char * keys ); |
62 | |
63 | bool IODTCompareNubName( const IORegistryEntry * regEntry, |
64 | OSString * name, OSString ** matchingName ); |
65 | |
66 | enum { |
67 | kIODTRecursive = 0x00000001, |
68 | kIODTExclusive = 0x00000002 |
69 | }; |
70 | |
71 | OSCollectionIterator * IODTFindMatchingEntries( IORegistryEntry * from, |
72 | IOOptionBits options, const char * keys ); |
73 | |
74 | #if !defined(__arm64__) |
75 | typedef SInt32 (*IODTCompareAddressCellFunc) |
76 | (UInt32 cellCount, UInt32 left[], UInt32 right[]); |
77 | #else |
78 | typedef SInt64 (*IODTCompareAddressCellFunc) |
79 | (UInt32 cellCount, UInt32 left[], UInt32 right[]); |
80 | #endif |
81 | |
82 | typedef void (*IODTNVLocationFunc) |
83 | (IORegistryEntry * entry, |
84 | UInt8 * busNum, UInt8 * deviceNum, UInt8 * functionNum ); |
85 | |
86 | void IODTSetResolving( IORegistryEntry * regEntry, |
87 | IODTCompareAddressCellFunc compareFunc, |
88 | IODTNVLocationFunc locationFunc ); |
89 | |
90 | void IODTGetCellCounts( IORegistryEntry * regEntry, |
91 | UInt32 * sizeCount, UInt32 * addressCount); |
92 | |
93 | bool IODTResolveAddressCell( IORegistryEntry * regEntry, |
94 | UInt32 cellsIn[], |
95 | IOPhysicalAddress * phys, IOPhysicalLength * len ); |
96 | |
97 | OSArray * IODTResolveAddressing( IORegistryEntry * regEntry, |
98 | const char * addressPropertyName, |
99 | IODeviceMemory * parent ); |
100 | |
101 | struct IONVRAMDescriptor { |
102 | unsigned int format:4; |
103 | unsigned int marker:1; |
104 | unsigned int bridgeCount:3; |
105 | unsigned int busNum:2; |
106 | unsigned int bridgeDevices:6 * 5; |
107 | unsigned int functionNum:3; |
108 | unsigned int deviceNum:5; |
109 | } __attribute__((aligned(2), packed)); |
110 | |
111 | IOReturn IODTMakeNVDescriptor( IORegistryEntry * regEntry, |
112 | IONVRAMDescriptor * hdr ); |
113 | |
114 | OSData * IODTFindSlotName( IORegistryEntry * regEntry, UInt32 deviceNumber ); |
115 | |
116 | const OSSymbol * IODTInterruptControllerName( |
117 | IORegistryEntry * regEntry ); |
118 | |
119 | bool IODTMapInterrupts( IORegistryEntry * regEntry ); |
120 | |
121 | enum { |
122 | kIODTInterruptShared = 0x00000001 |
123 | }; |
124 | IOReturn IODTGetInterruptOptions( IORegistryEntry * regEntry, int source, IOOptionBits * options ); |
125 | |
126 | #ifdef __cplusplus |
127 | extern "C" { |
128 | #endif |
129 | |
130 | IOReturn IONDRVLibrariesInitialize( IOService * provider ); |
131 | |
132 | #ifdef __cplusplus |
133 | } |
134 | #endif |
135 | |
136 | #endif /* _IOKIT_IODEVICETREE_H */ |
137 | |
138 | |