Root/
Source at commit 1146 created 12 years 11 months ago. By azimutz, Sync with trunk (r1145). Add nVidia dev id's, 0DF4 for "GeForce GT 450M" (issue 99) and 1251 for "GeForce GTX 560M" (thanks to oSxFr33k for testing). | |
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1 | /*␊ |
2 | * Copyright (c) 1998-2002 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * The contents of this file constitute Original Code as defined in and␊ |
7 | * are subject to the Apple Public Source License Version 1.1 (the␊ |
8 | * "License"). You may not use this file except in compliance with the␊ |
9 | * License. Please obtain a copy of the License at␊ |
10 | * http://www.apple.com/publicsource and read it before using this file.␊ |
11 | * ␊ |
12 | * This Original Code and all software distributed under the License are␊ |
13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the␊ |
17 | * License for the specific language governing rights and limitations␊ |
18 | * under the License.␊ |
19 | * ␊ |
20 | * @APPLE_LICENSE_HEADER_END@␊ |
21 | */␊ |
22 | /*␊ |
23 | * Copyright (c) 1999-2002 Apple Computer, Inc. All rights reserved.␊ |
24 | *␊ |
25 | * HISTORY␊ |
26 | *␊ |
27 | */␊ |
28 | ␊ |
29 | ␊ |
30 | #ifndef _IOKIT_IOFWISOCHCHANNEL_H␊ |
31 | #define _IOKIT_IOFWISOCHCHANNEL_H␊ |
32 | ␊ |
33 | #include <libkern/c++/OSObject.h>␊ |
34 | #include <IOKit/firewire/IOFireWireFamilyCommon.h>␊ |
35 | ␊ |
36 | enum␊ |
37 | {␊ |
38 | kFWIsochChannelUnknownCondition␉= 0,␊ |
39 | kFWIsochChannelNotEnoughBandwidth␉= 1,␊ |
40 | kFWIsochChannelChannelNotAvailable␉= 2␊ |
41 | };␊ |
42 | ␊ |
43 | class IOFireWireController;␊ |
44 | class IOFWIsochChannel;␊ |
45 | class IOFWIsochPort;␊ |
46 | class OSSet;␊ |
47 | class IOFWReadQuadCommand;␊ |
48 | class IOFWCompareAndSwapCommand;␊ |
49 | ␊ |
50 | /*! @class IOFWIsochChannel␊ |
51 | */␊ |
52 | class IOFWIsochChannel : public OSObject␊ |
53 | {␊ |
54 | OSDeclareDefaultStructors(IOFWIsochChannel)␊ |
55 | ␊ |
56 | ␉public:␊ |
57 | ␊ |
58 | ␉␉typedef IOReturn (ForceStopNotificationProc)(void* refCon, IOFWIsochChannel* channel, UInt32 stopCondition );␊ |
59 | ␊ |
60 | protected:␊ |
61 | IOFireWireController *␉␉␉fControl;␊ |
62 | ForceStopNotificationProc* ␉␉fStopProc;␊ |
63 | void *␉␉␉␉␉␉␉fStopRefCon;␊ |
64 | IOFWIsochPort *␉␉␉␉␉fTalker;␊ |
65 | OSSet *␉␉␉␉␉␉␉fListeners;␊ |
66 | bool␉␉␉␉␉␉␉fDoIRM;␊ |
67 | UInt32␉␉␉␉␉␉␉fBandwidth;␉// Allocation units used␊ |
68 | UInt32␉␉␉␉␉␉␉fPacketSize;␊ |
69 | IOFWSpeed␉␉␉␉␉␉fPrefSpeed;␊ |
70 | IOFWSpeed␉␉␉␉␉␉fSpeed;␉␉// Actual speed used␊ |
71 | UInt32␉␉␉␉␉␉␉fChannel;␉// Actual channel used␊ |
72 | IOFWReadQuadCommand *␉␉␉fReadCmd;␊ |
73 | IOFWCompareAndSwapCommand *␉␉fLockCmd;␊ |
74 | UInt32␉␉␉␉␉␉␉fGeneration;␉// When bandwidth was allocated␊ |
75 | ␊ |
76 | ␉IOLock *␉␉fLock;␊ |
77 | ␉␊ |
78 | /*! @struct ExpansionData␊ |
79 | @discussion This structure will be used to expand the capablilties of the class in the future.␊ |
80 | */ ␊ |
81 | struct ExpansionData { };␊ |
82 | ␊ |
83 | /*! @var reserved␊ |
84 | Reserved for future use. (Internal use only) */␊ |
85 | ExpansionData *reserved;␊ |
86 | ␊ |
87 | static void␉␉␉␉␉threadFunc( void * arg );␊ |
88 | ␊ |
89 | virtual IOReturn␉␉␉updateBandwidth(bool claim);␊ |
90 | virtual void␉␉␉␉reallocBandwidth( UInt32 generation );␉␊ |
91 | virtual void␉␉␉␉free();␊ |
92 | ␊ |
93 | public:␊ |
94 | // Called from IOFireWireController␊ |
95 | virtual bool ␉␉␉␉init( IOFireWireController *control, bool doIRM, UInt32 packetSize, ␊ |
96 | ␉␉␉␉␉␉␉␉␉␉IOFWSpeed prefSpeed, ForceStopNotificationProc* stopProc,␊ |
97 | ␉␉␉␉␉␉␉␉␉␉void *stopRefCon );␊ |
98 | virtual void ␉␉␉␉handleBusReset();␊ |
99 | ␊ |
100 | // Called by clients␊ |
101 | virtual IOReturn ␉␉␉setTalker(IOFWIsochPort *talker);␊ |
102 | virtual IOReturn ␉␉␉addListener(IOFWIsochPort *listener);␊ |
103 | ␊ |
104 | virtual IOReturn ␉␉␉allocateChannel();␊ |
105 | virtual IOReturn ␉␉␉releaseChannel();␊ |
106 | virtual IOReturn ␉␉␉start();␊ |
107 | virtual IOReturn ␉␉␉stop();␊ |
108 | ␊ |
109 | protected:␊ |
110 | ␉// handles IRM and channel determination and allocation.␊ |
111 | ␉// called by both user and kernel isoch channels␊ |
112 | ␉IOReturn␉␉␉␉␉allocateChannelBegin( IOFWSpeed speed, UInt64 allowedChans, UInt32 * channel = NULL ) ;␊ |
113 | ␊ |
114 | ␉// handles IRM and channel allocation.␊ |
115 | ␉// called by both user and kernel isoch channels␊ |
116 | ␉IOReturn␉␉␉␉␉releaseChannelComplete() ;␊ |
117 | ␊ |
118 | ␉IOReturn␉checkMemoryInRange( IOMemoryDescriptor * memory );␊ |
119 | ␊ |
120 | private:␊ |
121 | OSMetaClassDeclareReservedUnused(IOFWIsochChannel, 0);␊ |
122 | OSMetaClassDeclareReservedUnused(IOFWIsochChannel, 1);␊ |
123 | OSMetaClassDeclareReservedUnused(IOFWIsochChannel, 2);␊ |
124 | OSMetaClassDeclareReservedUnused(IOFWIsochChannel, 3);␊ |
125 | ␊ |
126 | };␊ |
127 | ␊ |
128 | typedef IOFWIsochChannel::ForceStopNotificationProc ␉FWIsochChannelForceStopNotificationProc ;␊ |
129 | typedef IOFWIsochChannel::ForceStopNotificationProc* ␉FWIsochChannelForceStopNotificationProcPtr ;␊ |
130 | ␊ |
131 | #endif /* ! _IOKIT_IOFWISOCHCHANNEL_H */␊ |
132 | ␊ |
133 |