[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

#include <libkern/OSTypes.h>

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,
  kPEPagingOff
};
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 UInt32 PESavePanicInfo(UInt8 *buffer, UInt32 length);

extern long PEGetGMTTimeOfDay( void );
extern void PESetGMTTimeOfDay( long secs );
extern void PEGetUTCTimeOfDay( clock_sec_t * secs, clock_usec_t * usecs );
extern void PESetUTCTimeOfDay( clock_sec_t secs, clock_usec_t usecs );

/* unless it's a "well-known" property, these will read/write out the value as raw data */

extern boolean_t PEWriteNVRAMBooleanProperty(const char *symbol, boolean_t value);
extern boolean_t PEWriteNVRAMProperty(const char *symbol, const void *value, const unsigned int len);

extern boolean_t PEReadNVRAMProperty(const char *symbol, void *value, unsigned int *len);

extern boolean_t PERemoveNVRAMProperty(const char *symbol);

#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;
extern const OSSymbol *		gIOPlatformHaltRestartActionKey;
extern const OSSymbol *		gIOPlatformPanicActionKey;

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 ) APPLE_KEXT_OVERRIDE;
    virtual bool start( IOService * provider ) APPLE_KEXT_OVERRIDE;
    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) APPLE_KEXT_OVERRIDE;

    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);

    virtual IOReturn deregisterInterruptController(OSSymbol *name);

    virtual void getUTCTimeOfDay( clock_sec_t * secs, clock_nsec_t * nsecs );
    virtual void setUTCTimeOfDay( clock_sec_t secs, clock_nsec_t nsecs );

    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  0);
    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  1);
    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  2);
    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  3);
    OSMetaClassDeclareReservedUsed(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 ) APPLE_KEXT_OVERRIDE;
    virtual bool configure( IOService * provider ) APPLE_KEXT_OVERRIDE;

    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 APPLE_KEXT_OVERRIDE;

    virtual IOReturn getNubResources( IOService * nub ) APPLE_KEXT_OVERRIDE;

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

    virtual int haltRestart(unsigned int type) APPLE_KEXT_OVERRIDE;

    /* 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) APPLE_KEXT_OVERRIDE;
    virtual OSString* createSystemSerialNumberString(OSData* myProperty) APPLE_KEXT_OVERRIDE;

    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 APPLE_KEXT_OVERRIDE;

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

    virtual void free() APPLE_KEXT_OVERRIDE;

    virtual IOReturn newUserClient( task_t owningTask, void * securityID,
                                    UInt32 type,  OSDictionary * properties,
                                    IOUserClient ** handler) APPLE_KEXT_OVERRIDE;


    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 APPLE_KEXT_OVERRIDE;
    virtual IOService * matchLocation( IOService * client ) APPLE_KEXT_OVERRIDE;
    virtual IOReturn getResources( void ) APPLE_KEXT_OVERRIDE;

    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
b0d623f7 A	48	#include <libkern/OSTypes.h>
b0d623f7 A	49
1c79356b A	50	extern boolean_t PEGetMachineName( char * name, int maxLength );
	51	extern boolean_t PEGetModelName( char * name, int maxLength );
	52	extern int PEGetPlatformEpoch( void );
	53
	54	enum {
	55	kPEHaltCPU,
9bccf70c	56	kPERestartCPU,
0c530ab8	57	kPEHangCPU,
2d21ac55 A	58	kPEUPSDelayHaltCPU,
2d21ac55 A	59	kPEPanicRestartCPU,
6d2010ae A	60	kPEPanicSync,
6d2010ae A	61	kPEPagingOff
1c79356b A	62	};
	63	extern int (*PE_halt_restart)(unsigned int type);
	64	extern int PEHaltRestart(unsigned int type);
	65
9bccf70c	66	// Save the Panic Info. Returns the number of bytes saved.
b0d623f7	67	extern UInt32 PESavePanicInfo(UInt8 *buffer, UInt32 length);
9bccf70c	68
1c79356b A	69	extern long PEGetGMTTimeOfDay( void );
1c79356b A	70	extern void PESetGMTTimeOfDay( long secs );
fe8ab488 A	71	extern void PEGetUTCTimeOfDay( clock_sec_t * secs, clock_usec_t * usecs );
	72	extern void PESetUTCTimeOfDay( clock_sec_t secs, clock_usec_t usecs );
	73
6d2010ae A	74	/* unless it's a "well-known" property, these will read/write out the value as raw data */
6d2010ae A	75
3e170ce0	76	extern boolean_t PEWriteNVRAMBooleanProperty(const char *symbol, boolean_t value);
6d2010ae A	77	extern boolean_t PEWriteNVRAMProperty(const char symbol, const void value, const unsigned int len);
	78
	79	extern boolean_t PEReadNVRAMProperty(const char symbol, void value, unsigned int *len);
	80
39236c6e A	81	extern boolean_t PERemoveNVRAMProperty(const char *symbol);
39236c6e A	82
1c79356b A	83	#ifdef __cplusplus
	84	} /* extern "C" */
	85
55e303ae A	86	#define kIOPlatformMapperPresentKey "IOPlatformMapperPresent"
55e303ae A	87
2d21ac55 A	88
	89	extern OSSymbol * gPlatformInterruptControllerName;
	90
	91	extern const OSSymbol * gIOPlatformSleepActionKey;
	92	extern const OSSymbol * gIOPlatformWakeActionKey;
	93	extern const OSSymbol * gIOPlatformQuiesceActionKey;
	94	extern const OSSymbol * gIOPlatformActiveActionKey;
fe8ab488	95	extern const OSSymbol * gIOPlatformHaltRestartActionKey;
3e170ce0	96	extern const OSSymbol * gIOPlatformPanicActionKey;
1c79356b A	97
	98	class IORangeAllocator;
	99	class IONVRAMController;
	100	class IOPMrootDomain;
	101
	102	class IOPlatformExpert : public IOService
	103	{
	104	OSDeclareDefaultStructors(IOPlatformExpert);
	105
	106	private:
	107	long _peBootROMType;
	108	long _peChipSetType;
	109	long _peMachineType;
	110
	111	protected:
	112	IOPMrootDomain * root;
	113	int _pePMFeatures;
	114	int _pePrivPMFeatures;
	115	int _peNumBatteriesSupported;
	116	OSArray * thePowerTree;
	117
	118	bool searchingForAdditionalParents;
	119	OSNumber * multipleParentKeyValue;
	120	int numInstancesRegistered;
	121
	122	struct ExpansionData { };
	123	ExpansionData *reserved;
	124
	125	virtual void setBootROMType(long peBootROMType);
	126	virtual void setChipSetType(long peChipSetType);
	127	virtual void setMachineType(long peMachineType);
	128
	129	virtual bool CheckSubTree (OSArray * inSubTree, IOService * theNub, IOService * theDevice, OSDictionary * theParent);
	130	virtual bool RegisterServiceInTree (IOService * theService, OSDictionary * theTreeNode, OSDictionary * theTreeParentNode, IOService * theProvider);
	131
	132	virtual void PMInstantiatePowerDomains ( void );
	133
	134	public:
3e170ce0 A	135	virtual bool attach( IOService * provider ) APPLE_KEXT_OVERRIDE;
3e170ce0 A	136	virtual bool start( IOService * provider ) APPLE_KEXT_OVERRIDE;
1c79356b A	137	virtual bool configure( IOService * provider );
	138	virtual IOService * createNub( OSDictionary * from );
	139
	140	virtual bool compareNubName( const IOService * nub, OSString * name,
	141	OSString ** matched = 0 ) const;
	142	virtual IOReturn getNubResources( IOService * nub );
	143
	144	virtual long getBootROMType(void);
	145	virtual long getChipSetType(void);
	146	virtual long getMachineType(void);
	147
	148	virtual bool getModelName( char * name, int maxLength );
	149	virtual bool getMachineName( char * name, int maxLength );
	150
	151	virtual int haltRestart(unsigned int type);
	152	virtual void sleepKernel(void);
	153
	154	virtual long getGMTTimeOfDay( void );
	155	virtual void setGMTTimeOfDay( long secs );
	156
	157	virtual IOReturn getConsoleInfo( PE_Video * consoleInfo );
	158	virtual IOReturn setConsoleInfo( PE_Video * consoleInfo, unsigned int op );
	159
	160	virtual void registerNVRAMController( IONVRAMController * nvram );
	161
	162	virtual IOReturn registerInterruptController(OSSymbol name, IOInterruptController interruptController);
	163	virtual IOInterruptController lookUpInterruptController(OSSymbol name);
	164	virtual void setCPUInterruptProperties(IOService *service);
	165	virtual bool atInterruptLevel(void);
	166
	167	virtual IOReturn callPlatformFunction(const OSSymbol *functionName,
	168	bool waitForFunction,
	169	void param1, void param2,
3e170ce0	170	void param3, void param4) APPLE_KEXT_OVERRIDE;
1c79356b A	171
	172	virtual IORangeAllocator * getPhysicalRangeAllocator(void);
	173
	174	virtual bool platformAdjustService(IOService *service);
	175
	176	virtual void PMRegisterDevice(IOService * theNub, IOService * theDevice);
	177	virtual void PMLog ( const char *,unsigned long, unsigned long, unsigned long );
	178
	179	virtual bool hasPMFeature (unsigned long featureMask);
	180	virtual bool hasPrivPMFeature (unsigned long privFeatureMask);
	181	virtual int numBatteriesSupported (void);
	182
9bccf70c A	183	virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
9bccf70c A	184
55e303ae	185	virtual OSString* createSystemSerialNumberString(OSData* myProperty);
fe8ab488 A	186
	187	virtual IOReturn deregisterInterruptController(OSSymbol *name);
	188
	189	virtual void getUTCTimeOfDay( clock_sec_t * secs, clock_nsec_t * nsecs );
	190	virtual void setUTCTimeOfDay( clock_sec_t secs, clock_nsec_t nsecs );
	191
9bccf70c	192	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 0);
55e303ae	193	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 1);
fe8ab488 A	194	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 2);
	195	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 3);
	196	OSMetaClassDeclareReservedUsed(IOPlatformExpert, 4);
1c79356b A	197	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 5);
	198	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 6);
	199	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 7);
	200	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 8);
	201	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 9);
	202	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 10);
	203	OSMetaClassDeclareReservedUnused(IOPlatformExpert, 11);
	204	};
	205
	206	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	207
	208	class IODTNVRAM;
	209
	210	class IODTPlatformExpert : public IOPlatformExpert
	211	{
	212	OSDeclareAbstractStructors(IODTPlatformExpert);
	213
	214	private:
	215	IODTNVRAM *dtNVRAM;
	216
	217	struct ExpansionData { };
	218	ExpansionData *reserved;
	219
	220	public:
	221	virtual IOService * probe( IOService * provider,
3e170ce0 A	222	SInt32 * score ) APPLE_KEXT_OVERRIDE;
3e170ce0 A	223	virtual bool configure( IOService * provider ) APPLE_KEXT_OVERRIDE;
1c79356b A	224
	225	virtual void processTopLevel( IORegistryEntry * root );
	226	virtual const char * deleteList( void ) = 0;
	227	virtual const char * excludeList( void ) = 0;
	228	virtual IOService * createNub( IORegistryEntry * from );
	229	virtual bool createNubs( IOService * parent, OSIterator * iter );
	230
	231	virtual bool compareNubName( const IOService * nub, OSString * name,
3e170ce0	232	OSString ** matched = 0 ) const APPLE_KEXT_OVERRIDE;
1c79356b	233
3e170ce0	234	virtual IOReturn getNubResources( IOService * nub ) APPLE_KEXT_OVERRIDE;
1c79356b	235
3e170ce0 A	236	virtual bool getModelName( char * name, int maxLength ) APPLE_KEXT_OVERRIDE;
3e170ce0 A	237	virtual bool getMachineName( char * name, int maxLength ) APPLE_KEXT_OVERRIDE;
1c79356b	238
3e170ce0	239	virtual void registerNVRAMController( IONVRAMController * nvram ) APPLE_KEXT_OVERRIDE;
1c79356b	240
3e170ce0	241	virtual int haltRestart(unsigned int type) APPLE_KEXT_OVERRIDE;
1c79356b A	242
	243	/* virtual / IOReturn readXPRAM(IOByteCount offset, UInt8 buffer,
	244	IOByteCount length);
d52fe63f	245
1c79356b A	246	/* virtual / IOReturn writeXPRAM(IOByteCount offset, UInt8 buffer,
	247	IOByteCount length);
	248
	249	virtual IOReturn readNVRAMProperty(
	250	IORegistryEntry * entry,
	251	const OSSymbol name, OSData value );
	252
	253	virtual IOReturn writeNVRAMProperty(
	254	IORegistryEntry * entry,
	255	const OSSymbol * name, OSData * value );
	256
d52fe63f A	257	// This returns a dictionary describing all the NVRAM partitions.
	258	// The keys will be the partitionIDs of the form "0x52,nvram".
	259	// The values will be OSNumbers of the partition's byte count.
	260	/* virtual / OSDictionary getNVRAMPartitions(void);
	261
	262	/* virtual / IOReturn readNVRAMPartition(const OSSymbol partitionID,
	263	IOByteCount offset, UInt8 * buffer,
	264	IOByteCount length);
	265
	266	/* virtual / IOReturn writeNVRAMPartition(const OSSymbol partitionID,
	267	IOByteCount offset, UInt8 * buffer,
	268	IOByteCount length);
1c79356b	269
3e170ce0 A	270	virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length) APPLE_KEXT_OVERRIDE;
3e170ce0 A	271	virtual OSString* createSystemSerialNumberString(OSData* myProperty) APPLE_KEXT_OVERRIDE;
9bccf70c	272
1c79356b A	273	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 0);
	274	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 1);
	275	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 2);
	276	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 3);
	277	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 4);
	278	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 5);
	279	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 6);
	280	OSMetaClassDeclareReservedUnused(IODTPlatformExpert, 7);
	281	};
	282
	283	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	284
	285	/* generic root nub of service tree */
	286
	287	class IOPlatformExpertDevice : public IOService
	288	{
	289	OSDeclareDefaultStructors(IOPlatformExpertDevice)
	290
	291	private:
	292	IOWorkLoop *workLoop;
	293
	294	struct ExpansionData { };
	295	ExpansionData *reserved;
	296
	297	public:
	298	virtual bool initWithArgs( void * p1, void * p2,
	299	void * p3, void *p4 );
3e170ce0 A	300	virtual bool compareName( OSString * name, OSString ** matched = 0 ) const APPLE_KEXT_OVERRIDE;
	301
	302	virtual IOWorkLoop *getWorkLoop() const APPLE_KEXT_OVERRIDE;
	303	virtual IOReturn setProperties( OSObject * properties ) APPLE_KEXT_OVERRIDE;
	304
	305	virtual void free() APPLE_KEXT_OVERRIDE;
1c79356b	306
3e170ce0 A	307	virtual IOReturn newUserClient( task_t owningTask, void * securityID,
	308	UInt32 type, OSDictionary * properties,
	309	IOUserClient ** handler) APPLE_KEXT_OVERRIDE;
1c79356b	310
1c79356b A	311
	312	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 0);
	313	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 1);
	314	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 2);
	315	OSMetaClassDeclareReservedUnused(IOPlatformExpertDevice, 3);
	316	};
	317
	318	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	319
	320	/* generic nub for motherboard devices */
	321
	322	class IOPlatformDevice : public IOService
	323	{
	324	OSDeclareDefaultStructors(IOPlatformDevice)
	325
	326	struct ExpansionData { };
	327	ExpansionData *reserved;
	328
	329	public:
3e170ce0 A	330	virtual bool compareName( OSString * name, OSString ** matched = 0 ) const APPLE_KEXT_OVERRIDE;
	331	virtual IOService * matchLocation( IOService * client ) APPLE_KEXT_OVERRIDE;
	332	virtual IOReturn getResources( void ) APPLE_KEXT_OVERRIDE;
1c79356b A	333
	334	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 0);
	335	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 1);
	336	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 2);
	337	OSMetaClassDeclareReservedUnused(IOPlatformDevice, 3);
	338	};
	339
	340	#endif /* __cplusplus */
	341
	342	#endif /* ! _IOKIT_IOPLATFORMEXPERT_H */