1 | /* |
2 | * Copyright (c) 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) 1999 Apple Computer, Inc. All rights reserved. |
30 | * |
31 | * DRI: Josh de Cesare |
32 | * |
33 | */ |
34 | |
35 | #ifndef _IOKIT_CPU_H |
36 | #define _IOKIT_CPU_H |
37 | |
38 | extern "C" { |
39 | #include <pexpert/pexpert.h> |
40 | } |
41 | |
42 | #include <machine/machine_routines.h> |
43 | #include <IOKit/IOService.h> |
44 | #include <IOKit/IOInterruptController.h> |
45 | #include <IOKit/IOPlatformActions.h> |
46 | #include <libkern/c++/OSPtr.h> |
47 | |
48 | enum { |
49 | kIOCPUStateUnregistered = 0, |
50 | kIOCPUStateUninitalized, |
51 | kIOCPUStateStopped, |
52 | kIOCPUStateRunning, |
53 | kIOCPUStateCount |
54 | }; |
55 | |
56 | class IOCPU : public IOService |
57 | { |
58 | OSDeclareAbstractStructors(IOCPU); |
59 | |
60 | private: |
61 | OSPtr<OSArray> _cpuGroup; |
62 | UInt32 _cpuNumber; |
63 | UInt32 _cpuState; |
64 | |
65 | protected: |
66 | IOService *cpuNub; |
67 | processor_t machProcessor; |
68 | ipi_handler_t ipi_handler; |
69 | |
70 | struct ExpansionData { }; |
71 | ExpansionData *iocpu_reserved; |
72 | |
73 | virtual void setCPUNumber(UInt32 cpuNumber); |
74 | virtual void setCPUState(UInt32 cpuState); |
75 | |
76 | public: |
77 | virtual bool start(IOService *provider) APPLE_KEXT_OVERRIDE; |
78 | virtual void detach(IOService *provider) APPLE_KEXT_OVERRIDE; |
79 | |
80 | virtual OSObject *getProperty(const OSSymbol *aKey) const APPLE_KEXT_OVERRIDE; |
81 | virtual bool setProperty(const OSSymbol *aKey, OSObject *anObject) APPLE_KEXT_OVERRIDE; |
82 | virtual bool serializeProperties(OSSerialize *serialize) const APPLE_KEXT_OVERRIDE; |
83 | virtual IOReturn setProperties(OSObject *properties) APPLE_KEXT_OVERRIDE; |
84 | virtual void initCPU(bool boot) = 0; |
85 | virtual void quiesceCPU(void) = 0; |
86 | virtual kern_return_t startCPU(vm_offset_t start_paddr, |
87 | vm_offset_t arg_paddr) = 0; |
88 | virtual void haltCPU(void) = 0; |
89 | virtual void signalCPU(IOCPU *target); |
90 | virtual void signalCPUDeferred(IOCPU * target); |
91 | virtual void signalCPUCancel(IOCPU * target); |
92 | virtual void enableCPUTimeBase(bool enable); |
93 | |
94 | virtual UInt32 getCPUNumber(void); |
95 | virtual UInt32 getCPUState(void); |
96 | virtual OSArray *getCPUGroup(void); |
97 | virtual UInt32 getCPUGroupSize(void); |
98 | virtual processor_t getMachProcessor(void); |
99 | |
100 | virtual const OSSymbol *getCPUName(void) = 0; |
101 | |
102 | OSMetaClassDeclareReservedUnused(IOCPU, 0); |
103 | OSMetaClassDeclareReservedUnused(IOCPU, 1); |
104 | OSMetaClassDeclareReservedUnused(IOCPU, 2); |
105 | OSMetaClassDeclareReservedUnused(IOCPU, 3); |
106 | OSMetaClassDeclareReservedUnused(IOCPU, 4); |
107 | OSMetaClassDeclareReservedUnused(IOCPU, 5); |
108 | OSMetaClassDeclareReservedUnused(IOCPU, 6); |
109 | OSMetaClassDeclareReservedUnused(IOCPU, 7); |
110 | }; |
111 | |
112 | class IOCPUInterruptController : public IOInterruptController |
113 | { |
114 | OSDeclareDefaultStructors(IOCPUInterruptController); |
115 | |
116 | private: |
117 | int enabledCPUs; |
118 | |
119 | protected: |
120 | int numCPUs; |
121 | int numSources; |
122 | |
123 | struct ExpansionData { }; |
124 | ExpansionData *iocpuic_reserved; |
125 | |
126 | public: |
127 | virtual IOReturn initCPUInterruptController(int sources); |
128 | virtual void registerCPUInterruptController(void); |
129 | virtual void enableCPUInterrupt(IOCPU *cpu); |
130 | |
131 | virtual void setCPUInterruptProperties(IOService *service) APPLE_KEXT_OVERRIDE; |
132 | virtual IOReturn registerInterrupt(IOService *nub, int source, |
133 | void *target, |
134 | IOInterruptHandler handler, |
135 | void *refCon) APPLE_KEXT_OVERRIDE; |
136 | |
137 | virtual IOReturn getInterruptType(IOService *nub, int source, |
138 | int *interruptType) APPLE_KEXT_OVERRIDE; |
139 | |
140 | virtual IOReturn enableInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
141 | virtual IOReturn disableInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
142 | virtual IOReturn causeInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
143 | |
144 | virtual IOReturn handleInterrupt(void *refCon, IOService *nub, |
145 | int source) APPLE_KEXT_OVERRIDE; |
146 | |
147 | virtual IOReturn initCPUInterruptController(int sources, int cpus); |
148 | |
149 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 1); |
150 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 2); |
151 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 3); |
152 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 4); |
153 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 5); |
154 | }; |
155 | |
156 | #endif /* ! _IOKIT_CPU_H */ |
157 | |