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 <machine/machine_routines.h> |
40 | #include <pexpert/pexpert.h> |
41 | } |
42 | |
43 | #include <IOKit/IOService.h> |
44 | #include <IOKit/IOInterruptController.h> |
45 | |
46 | enum { |
47 | kIOCPUStateUnregistered = 0, |
48 | kIOCPUStateUninitalized, |
49 | kIOCPUStateStopped, |
50 | kIOCPUStateRunning, |
51 | kIOCPUStateCount |
52 | }; |
53 | |
54 | class IOCPU : public IOService |
55 | { |
56 | OSDeclareAbstractStructors(IOCPU); |
57 | |
58 | private: |
59 | OSArray *_cpuGroup; |
60 | UInt32 _cpuNumber; |
61 | UInt32 _cpuState; |
62 | |
63 | protected: |
64 | IOService *cpuNub; |
65 | processor_t machProcessor; |
66 | ipi_handler_t ipi_handler; |
67 | |
68 | struct ExpansionData { }; |
69 | ExpansionData *iocpu_reserved; |
70 | |
71 | virtual void setCPUNumber(UInt32 cpuNumber); |
72 | virtual void setCPUState(UInt32 cpuState); |
73 | |
74 | public: |
75 | virtual bool start(IOService *provider) APPLE_KEXT_OVERRIDE; |
76 | virtual OSObject *getProperty(const OSSymbol *aKey) const APPLE_KEXT_OVERRIDE; |
77 | virtual bool setProperty(const OSSymbol *aKey, OSObject *anObject) APPLE_KEXT_OVERRIDE; |
78 | virtual bool serializeProperties(OSSerialize *serialize) const APPLE_KEXT_OVERRIDE; |
79 | virtual IOReturn setProperties(OSObject *properties) APPLE_KEXT_OVERRIDE; |
80 | virtual void initCPU(bool boot) = 0; |
81 | virtual void quiesceCPU(void) = 0; |
82 | virtual kern_return_t startCPU(vm_offset_t start_paddr, |
83 | vm_offset_t arg_paddr) = 0; |
84 | virtual void haltCPU(void) = 0; |
85 | virtual void signalCPU(IOCPU *target); |
86 | virtual void signalCPUDeferred(IOCPU * target); |
87 | virtual void signalCPUCancel(IOCPU * target); |
88 | virtual void enableCPUTimeBase(bool enable); |
89 | |
90 | virtual UInt32 getCPUNumber(void); |
91 | virtual UInt32 getCPUState(void); |
92 | virtual OSArray *getCPUGroup(void); |
93 | virtual UInt32 getCPUGroupSize(void); |
94 | virtual processor_t getMachProcessor(void); |
95 | |
96 | virtual const OSSymbol *getCPUName(void) = 0; |
97 | |
98 | OSMetaClassDeclareReservedUnused(IOCPU, 0); |
99 | OSMetaClassDeclareReservedUnused(IOCPU, 1); |
100 | OSMetaClassDeclareReservedUnused(IOCPU, 2); |
101 | OSMetaClassDeclareReservedUnused(IOCPU, 3); |
102 | OSMetaClassDeclareReservedUnused(IOCPU, 4); |
103 | OSMetaClassDeclareReservedUnused(IOCPU, 5); |
104 | OSMetaClassDeclareReservedUnused(IOCPU, 6); |
105 | OSMetaClassDeclareReservedUnused(IOCPU, 7); |
106 | }; |
107 | |
108 | void IOCPUSleepKernel(void); |
109 | extern "C" kern_return_t IOCPURunPlatformQuiesceActions(void); |
110 | extern "C" kern_return_t IOCPURunPlatformActiveActions(void); |
111 | extern "C" kern_return_t IOCPURunPlatformHaltRestartActions(uint32_t message); |
112 | extern "C" kern_return_t IOCPURunPlatformPanicActions(uint32_t message); |
113 | extern "C" kern_return_t IOCPURunPlatformPanicSyncAction(void *addr, uint32_t offset, uint32_t len); |
114 | |
115 | class IOCPUInterruptController : public IOInterruptController |
116 | { |
117 | OSDeclareDefaultStructors(IOCPUInterruptController); |
118 | |
119 | private: |
120 | int enabledCPUs; |
121 | |
122 | protected: |
123 | int numCPUs; |
124 | int numSources; |
125 | |
126 | struct ExpansionData { }; |
127 | ExpansionData *iocpuic_reserved; |
128 | |
129 | public: |
130 | virtual IOReturn initCPUInterruptController(int sources); |
131 | virtual void registerCPUInterruptController(void); |
132 | virtual void setCPUInterruptProperties(IOService *service); |
133 | virtual void enableCPUInterrupt(IOCPU *cpu); |
134 | |
135 | virtual IOReturn registerInterrupt(IOService *nub, int source, |
136 | void *target, |
137 | IOInterruptHandler handler, |
138 | void *refCon) APPLE_KEXT_OVERRIDE; |
139 | |
140 | virtual IOReturn getInterruptType(IOService *nub, int source, |
141 | int *interruptType) APPLE_KEXT_OVERRIDE; |
142 | |
143 | virtual IOReturn enableInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
144 | virtual IOReturn disableInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
145 | virtual IOReturn causeInterrupt(IOService *nub, int source) APPLE_KEXT_OVERRIDE; |
146 | |
147 | virtual IOReturn handleInterrupt(void *refCon, IOService *nub, |
148 | int source) APPLE_KEXT_OVERRIDE; |
149 | |
150 | virtual IOReturn initCPUInterruptController(int sources, int cpus); |
151 | |
152 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 1); |
153 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 2); |
154 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 3); |
155 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 4); |
156 | OSMetaClassDeclareReservedUnused(IOCPUInterruptController, 5); |
157 | }; |
158 | |
159 | #endif /* ! _IOKIT_CPU_H */ |
160 | |