[apple/xnu.git] / iokit / IOKit / IOPlatformExpert.h

/*
 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
 *
 * HISTORY
 *
 */


#ifndef _IOKIT_IOPLATFORMEXPERT_H
#define _IOKIT_IOPLATFORMEXPERT_H

#ifdef __cplusplus
#include <IOKit/IOLib.h>
#include <IOKit/IOService.h>
#include <IOKit/IOInterrupts.h>
#include <IOKit/IOInterruptController.h>

extern "C" {
#endif

extern boolean_t PEGetMachineName( char * name, int maxLength );
extern boolean_t PEGetModelName( char * name, int maxLength );
extern int PEGetPlatformEpoch( void );

enum {
  kPEHaltCPU,
  kPERestartCPU,
  kPEHangCPU,
  kPEUPSDelayHaltCPU,
  kPEPanicRestartCPU,
  kPEPanicSync
};
extern int (*PE_halt_restart)(unsigned int type);
extern int PEHaltRestart(unsigned int type);

// Save the Panic Info.  Returns the number of bytes saved.
extern unsigned long PESavePanicInfo(unsigned char *buffer, unsigned long  length);

extern long PEGetGMTTimeOfDay( void );
extern void PESetGMTTimeOfDay( long secs );
  
#ifdef __cplusplus
} /* extern "C" */

#define kIOPlatformMapperPresentKey "IOPlatformMapperPresent"


extern OSSymbol *               gPlatformInterruptControllerName;

extern const OSSymbol *		gIOPlatformSleepActionKey;
extern const OSSymbol *		gIOPlatformWakeActionKey;
extern const OSSymbol *		gIOPlatformQuiesceActionKey;
extern const OSSymbol *		gIOPlatformActiveActionKey;

class IORangeAllocator;
class IONVRAMController;
class IOPMrootDomain;

class IOPlatformExpert : public IOService
{
    OSDeclareDefaultStructors(IOPlatformExpert);

private:
    long _peBootROMType;
    long _peChipSetType;
    long _peMachineType;

protected:
    IOPMrootDomain * root;
    int _pePMFeatures;
    int _pePrivPMFeatures;
    int _peNumBatteriesSupported;
    OSArray  * thePowerTree;

    bool       searchingForAdditionalParents;
    OSNumber * multipleParentKeyValue;
    int        numInstancesRegistered;

    struct ExpansionData { };
    ExpansionData *reserved;

    virtual void setBootROMType(long peBootROMType);
    virtual void setChipSetType(long peChipSetType);
    virtual void setMachineType(long peMachineType);

    virtual bool CheckSubTree (OSArray * inSubTree, IOService * theNub, IOService * theDevice, OSDictionary * theParent);
    virtual bool RegisterServiceInTree (IOService * theService, OSDictionary * theTreeNode, OSDictionary * theTreeParentNode, IOService * theProvider);

    virtual void PMInstantiatePowerDomains ( void );

public:
    virtual bool attach( IOService * provider );
    virtual bool start( IOService * provider );
    virtual bool configure( IOService * provider );
    virtual IOService * createNub( OSDictionary * from );

    virtual bool compareNubName( const IOService * nub, OSString * name,
				 OSString ** matched = 0 ) const;
    virtual IOReturn getNubResources( IOService * nub );

    virtual long getBootROMType(void);
    virtual long getChipSetType(void);
    virtual long getMachineType(void);

    virtual bool getModelName( char * name, int maxLength );
    virtual bool getMachineName( char * name, int maxLength );

    virtual int haltRestart(unsigned int type);
    virtual void sleepKernel(void);

    virtual long getGMTTimeOfDay( void );
    virtual void setGMTTimeOfDay( long secs );

    virtual IOReturn getConsoleInfo( PE_Video * consoleInfo );
    virtual IOReturn setConsoleInfo( PE_Video * consoleInfo, unsigned int op );

    virtual void registerNVRAMController( IONVRAMController * nvram );

    virtual IOReturn registerInterruptController(OSSymbol *name, IOInterruptController *interruptController);
    virtual IOInterruptController *lookUpInterruptController(OSSymbol *name);
    virtual void setCPUInterruptProperties(IOService *service);
    virtual bool atInterruptLevel(void);

    virtual IOReturn callPlatformFunction(const OSSymbol *functionName,
					  bool waitForFunction,
					  void *param1, void *param2,
					  void *param3, void *param4);

    virtual IORangeAllocator * getPhysicalRangeAllocator(void);

    virtual bool platformAdjustService(IOService *service);

    virtual void PMRegisterDevice(IOService * theNub, IOService * theDevice);
    virtual void PMLog ( const char *,unsigned long, unsigned long, unsigned long );

    virtual bool hasPMFeature (unsigned long featureMask);
    virtual bool hasPrivPMFeature (unsigned long privFeatureMask);
    virtual int  numBatteriesSupported (void);

    virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);

    virtual OSString* createSystemSerialNumberString(OSData* myProperty);
    
    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  0);
    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  1);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  2);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  3);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  4);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  5);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  6);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  7);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  8);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  9);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert, 10);
    OSMetaClassDeclareReservedUnused(IOPlatformExpert, 11);
};

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

class IODTNVRAM;

class IODTPlatformExpert : public IOPlatformExpert
{
    OSDeclareAbstractStructors(IODTPlatformExpert);

private:
    IODTNVRAM *dtNVRAM;

    struct ExpansionData { };
    ExpansionData *reserved;

public:
    virtual IOService * probe(	IOService * 	provider,
				SInt32 	  *	score );
    virtual bool configure( IOService * provider );

    virtual void processTopLevel( IORegistryEntry * root );
    virtual const char * deleteList( void ) = 0;
    virtual const char * excludeList( void ) = 0;
    virtual IOService * createNub( IORegistryEntry * from );
    virtual bool createNubs( IOService * parent, OSIterator * iter );

    virtual bool compareNubName( const IOService * nub, OSString * name,
				 OSString ** matched = 0 ) const;

    virtual IOReturn getNubResources( IOService * nub );

    virtual bool getModelName( char * name, int maxLength );
    virtual bool getMachineName( char * name, int maxLength );
    
    virtual void registerNVRAMController( IONVRAMController * nvram );

    virtual int haltRestart(unsigned int type);

    /* virtual */ IOReturn readXPRAM(IOByteCount offset, UInt8 * buffer,
				     IOByteCount length);

    /* virtual */ IOReturn writeXPRAM(IOByteCount offset, UInt8 * buffer,
				      IOByteCount length);

    virtual IOReturn readNVRAMProperty(
	IORegistryEntry * entry,
	const OSSymbol ** name, OSData ** value );

    virtual IOReturn writeNVRAMProperty(
	IORegistryEntry * entry,
	const OSSymbol * name, OSData * value );

    // This returns a dictionary describing all the NVRAM partitions.
    // The keys will be the partitionIDs of the form "0x52,nvram".
    // The values will be OSNumbers of the partition's byte count.
    /* virtual */ OSDictionary *getNVRAMPartitions(void);

    /* virtual */ IOReturn readNVRAMPartition(const OSSymbol * partitionID,
					      IOByteCount offset, UInt8 * buffer,
					      IOByteCount length);

    /* virtual */ IOReturn writeNVRAMPartition(const OSSymbol * partitionID,
					       IOByteCount offset, UInt8 * buffer,
					       IOByteCount length);

    virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
    virtual OSString* createSystemSerialNumberString(OSData* myProperty);

    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  0);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  1);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  2);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  3);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  4);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  5);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  6);
    OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  7);
};

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* generic root nub of service tree */

class IOPlatformExpertDevice : public IOService
{
    OSDeclareDefaultStructors(IOPlatformExpertDevice)

private:
    IOWorkLoop *workLoop;

    struct ExpansionData { };
    ExpansionData *reserved;

public:
    virtual bool initWithArgs( void * p1, void * p2,
					void * p3, void *p4 );
    virtual bool compareName( OSString * name, OSString ** matched = 0 ) const;

    virtual IOWorkLoop *getWorkLoop() const;
    virtual IOReturn setProperties( OSObject * properties );

    virtual void free();

    OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice,  0);
    OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice,  1);
    OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice,  2);
    OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice,  3);
};

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* generic nub for motherboard devices */

class IOPlatformDevice : public IOService
{
    OSDeclareDefaultStructors(IOPlatformDevice)

    struct ExpansionData { };
    ExpansionData *reserved;

public:
    virtual bool compareName( OSString * name, OSString ** matched = 0 ) const;
    virtual IOService * matchLocation( IOService * client );
    virtual IOReturn getResources( void );

    OSMetaClassDeclareReservedUnused(IOPlatformDevice,  0);
    OSMetaClassDeclareReservedUnused(IOPlatformDevice,  1);
    OSMetaClassDeclareReservedUnused(IOPlatformDevice,  2);
    OSMetaClassDeclareReservedUnused(IOPlatformDevice,  3);
};

#endif /* __cplusplus */

#endif /* ! _IOKIT_IOPLATFORMEXPERT_H */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 A	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.
8f6c56a5	14	*
2d21ac55 A	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
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	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.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* Copyright (c) 1998 Apple Computer, Inc. All rights reserved.
	30	*
	31	* HISTORY
	32	*
	33	*/
	34
	35
	36	#ifndef _IOKIT_IOPLATFORMEXPERT_H
	37	#define _IOKIT_IOPLATFORMEXPERT_H
	38
	39	#ifdef __cplusplus
	40	#include <IOKit/IOLib.h>
	41	#include <IOKit/IOService.h>
	42	#include <IOKit/IOInterrupts.h>
	43	#include <IOKit/IOInterruptController.h>
	44
	45	extern "C" {
	46	#endif
	47
	48	extern boolean_t PEGetMachineName( char * name, int maxLength );
	49	extern boolean_t PEGetModelName( char * name, int maxLength );
	50	extern int PEGetPlatformEpoch( void );
	51
	52	enum {
	53	kPEHaltCPU,
9bccf70c	54	kPERestartCPU,
0c530ab8	55	kPEHangCPU,
2d21ac55 A	56	kPEUPSDelayHaltCPU,
	57	kPEPanicRestartCPU,
	58	kPEPanicSync
1c79356b A	59	};
	60	extern int (*PE_halt_restart)(unsigned int type);
	61	extern int PEHaltRestart(unsigned int type);
	62
9bccf70c A	63	// Save the Panic Info. Returns the number of bytes saved.
	64	extern unsigned long PESavePanicInfo(unsigned char *buffer, unsigned long length);
	65
1c79356b A	66	extern long PEGetGMTTimeOfDay( void );
	67	extern void PESetGMTTimeOfDay( long secs );
	68
	69	#ifdef __cplusplus
	70	} /* extern "C" */
	71
55e303ae A	72	#define kIOPlatformMapperPresentKey "IOPlatformMapperPresent"
55e303ae A	73
2d21ac55 A	74
	75	extern OSSymbol * gPlatformInterruptControllerName;
	76
	77	extern const OSSymbol * gIOPlatformSleepActionKey;
	78	extern const OSSymbol * gIOPlatformWakeActionKey;
	79	extern const OSSymbol * gIOPlatformQuiesceActionKey;
	80	extern const OSSymbol * gIOPlatformActiveActionKey;
1c79356b A	81
	82	class IORangeAllocator;
	83	class IONVRAMController;
	84	class IOPMrootDomain;
	85
	86	class IOPlatformExpert : public IOService
	87	{
	88	OSDeclareDefaultStructors(IOPlatformExpert);
	89
	90	private:
	91	long _peBootROMType;
	92	long _peChipSetType;
	93	long _peMachineType;
	94
	95	protected:
	96	IOPMrootDomain * root;
	97	int _pePMFeatures;
	98	int _pePrivPMFeatures;
	99	int _peNumBatteriesSupported;
	100	OSArray * thePowerTree;
	101
	102	bool searchingForAdditionalParents;
	103	OSNumber * multipleParentKeyValue;
	104	int numInstancesRegistered;
	105
	106	struct ExpansionData { };
	107	ExpansionData *reserved;
	108
	109	virtual void setBootROMType(long peBootROMType);
	110	virtual void setChipSetType(long peChipSetType);
	111	virtual void setMachineType(long peMachineType);
	112
	113	virtual bool CheckSubTree (OSArray * inSubTree, IOService * theNub, IOService * theDevice, OSDictionary * theParent);
	114	virtual bool RegisterServiceInTree (IOService * theService, OSDictionary * theTreeNode, OSDictionary * theTreeParentNode, IOService * theProvider);
	115
	116	virtual void PMInstantiatePowerDomains ( void );
	117
	118	public:
	119	virtual bool attach( IOService * provider );
	120	virtual bool start( IOService * provider );
	121	virtual bool configure( IOService * provider );
	122	virtual IOService * createNub( OSDictionary * from );
	123
	124	virtual bool compareNubName( const IOService * nub, OSString * name,
	125	OSString ** matched = 0 ) const;
	126	virtual IOReturn getNubResources( IOService * nub );
	127
	128	virtual long getBootROMType(void);
	129	virtual long getChipSetType(void);
	130	virtual long getMachineType(void);
	131
	132	virtual bool getModelName( char * name, int maxLength );
	133	virtual bool getMachineName( char * name, int maxLength );
	134
	135	virtual int haltRestart(unsigned int type);
	136	virtual void sleepKernel(void);
	137
	138	virtual long getGMTTimeOfDay( void );
	139	virtual void setGMTTimeOfDay( long secs );
	140
	141	virtual IOReturn getConsoleInfo( PE_Video * consoleInfo );
	142	virtual IOReturn setConsoleInfo( PE_Video * consoleInfo, unsigned int op );
	143
	144	virtual void registerNVRAMController( IONVRAMController * nvram );
145
146	virtual IOReturn registerInterruptController(OSSymbol name, IOInterruptController interruptController);
147	virtual IOInterruptController lookUpInterruptController(OSSymbol name);
148	virtual void setCPUInterruptProperties(IOService *service);
149	virtual bool atInterruptLevel(void);
150
151	virtual IOReturn callPlatformFunction(const OSSymbol *functionName,
152	bool waitForFunction,
153	void param1, void param2,
154	void param3, void param4);
155
156	virtual IORangeAllocator * getPhysicalRangeAllocator(void);
157
158	virtual bool platformAdjustService(IOService *service);
159
160	virtual void PMRegisterDevice(IOService * theNub, IOService * theDevice);
161	virtual void PMLog ( const char *,unsigned long, unsigned long, unsigned long );
162
163	virtual bool hasPMFeature (unsigned long featureMask);
164	virtual bool hasPrivPMFeature (unsigned long privFeatureMask);
165	virtual int numBatteriesSupported (void);
166
9bccf70c A	167	virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
9bccf70c A	168
55e303ae A	169	virtual OSString* createSystemSerialNumberString(OSData* myProperty);
55e303ae A	170
9bccf70c	171	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 0);
55e303ae	172	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 1);
1c79356b A	173	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 2);
	174	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 3);
	175	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 4);
	176	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 5);
	177	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 6);
	178	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 7);
	179	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 8);
	180	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 9);
	181	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 10);
	182	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 11);
	183	};
	184
	185	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	186
	187	class IODTNVRAM;
	188
	189	class IODTPlatformExpert : public IOPlatformExpert
	190	{
	191	OSDeclareAbstractStructors(IODTPlatformExpert);
	192
	193	private:
	194	IODTNVRAM *dtNVRAM;
	195
	196	struct ExpansionData { };
	197	ExpansionData *reserved;
	198
	199	public:
	200	virtual IOService * probe( IOService * provider,
	201	SInt32 * score );
	202	virtual bool configure( IOService * provider );
	203
	204	virtual void processTopLevel( IORegistryEntry * root );
	205	virtual const char * deleteList( void ) = 0;
	206	virtual const char * excludeList( void ) = 0;
	207	virtual IOService * createNub( IORegistryEntry * from );
	208	virtual bool createNubs( IOService * parent, OSIterator * iter );
	209
	210	virtual bool compareNubName( const IOService * nub, OSString * name,
	211	OSString ** matched = 0 ) const;
	212
	213	virtual IOReturn getNubResources( IOService * nub );
	214
	215	virtual bool getModelName( char * name, int maxLength );
	216	virtual bool getMachineName( char * name, int maxLength );
	217
	218	virtual void registerNVRAMController( IONVRAMController * nvram );
	219
	220	virtual int haltRestart(unsigned int type);
	221
	222	/* virtual / IOReturn readXPRAM(IOByteCount offset, UInt8 buffer,
	223	IOByteCount length);
d52fe63f	224
1c79356b A	225	/* virtual / IOReturn writeXPRAM(IOByteCount offset, UInt8 buffer,
	226	IOByteCount length);
	227
	228	virtual IOReturn readNVRAMProperty(
	229	IORegistryEntry * entry,
	230	const OSSymbol name, OSData value );
	231
	232	virtual IOReturn writeNVRAMProperty(
	233	IORegistryEntry * entry,
	234	const OSSymbol * name, OSData * value );
	235
d52fe63f A	236	// This returns a dictionary describing all the NVRAM partitions.
	237	// The keys will be the partitionIDs of the form "0x52,nvram".
	238	// The values will be OSNumbers of the partition's byte count.
	239	/* virtual / OSDictionary getNVRAMPartitions(void);
	240
	241	/* virtual / IOReturn readNVRAMPartition(const OSSymbol partitionID,
	242	IOByteCount offset, UInt8 * buffer,
	243	IOByteCount length);
	244
	245	/* virtual / IOReturn writeNVRAMPartition(const OSSymbol partitionID,
	246	IOByteCount offset, UInt8 * buffer,
	247	IOByteCount length);
1c79356b	248
9bccf70c	249	virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
55e303ae	250	virtual OSString* createSystemSerialNumberString(OSData* myProperty);
9bccf70c	251
1c79356b A	252	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 0);
	253	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 1);
	254	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 2);
	255	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 3);
	256	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 4);
	257	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 5);
	258	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 6);
	259	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 7);
	260	};
	261
	262	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	263
	264	/* generic root nub of service tree */
	265
	266	class IOPlatformExpertDevice : public IOService
	267	{
	268	OSDeclareDefaultStructors(IOPlatformExpertDevice)
	269
	270	private:
	271	IOWorkLoop *workLoop;
	272
	273	struct ExpansionData { };
	274	ExpansionData *reserved;
	275
	276	public:
	277	virtual bool initWithArgs( void * p1, void * p2,
	278	void * p3, void *p4 );
	279	virtual bool compareName( OSString * name, OSString ** matched = 0 ) const;
	280
	281	virtual IOWorkLoop *getWorkLoop() const;
2d21ac55	282	virtual IOReturn setProperties( OSObject * properties );
1c79356b A	283
	284	virtual void free();
	285
	286	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 0);
	287	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 1);
	288	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 2);
	289	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 3);
	290	};
	291
	292	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	293
	294	/* generic nub for motherboard devices */
	295
	296	class IOPlatformDevice : public IOService
	297	{
	298	OSDeclareDefaultStructors(IOPlatformDevice)
	299
	300	struct ExpansionData { };
	301	ExpansionData *reserved;
	302
	303	public:
	304	virtual bool compareName( OSString * name, OSString ** matched = 0 ) const;
	305	virtual IOService * matchLocation( IOService * client );
	306	virtual IOReturn getResources( void );
	307
	308	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 0);
	309	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 1);
	310	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 2);
	311	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 3);
	312	};
	313
	314	#endif /* __cplusplus */
	315
	316	#endif /* ! _IOKIT_IOPLATFORMEXPERT_H */