+++ /dev/null
-/*
- * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This 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 OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*
- * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
- *
- * HISTORY
- *
- */
-
-
-#ifndef _IOKIT_IOPCIBRIDGE_H
-#define _IOKIT_IOPCIBRIDGE_H
-
-#include <IOKit/IOService.h>
-#include <IOKit/IODeviceMemory.h>
-#include <IOKit/pci/IOAGPDevice.h>
-
-
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-class IOPCIBridge : public IOService
-{
- friend class IOPCIDevice;
-
- OSDeclareAbstractStructors(IOPCIBridge)
-
-private:
- IORegistryEntry * findMatching( OSIterator * in, IOPCIAddressSpace space );
- void publishNubs( OSIterator * kids, UInt32 index );
- virtual bool isDTNub( IOPCIDevice * nub );
- static void nvLocation( IORegistryEntry * entry,
- UInt8 * busNum, UInt8 * deviceNum, UInt8 * functionNum );
-
-protected:
- IORangeAllocator * bridgeMemoryRanges;
- IORangeAllocator * bridgeIORanges;
-
-/*! @struct ExpansionData
- @discussion This structure will be used to expand the capablilties of the IOWorkLoop in the future.
- */
- struct ExpansionData { };
-
-/*! @var reserved
- Reserved for future use. (Internal use only) */
- ExpansionData *reserved;
-
-protected:
- virtual void probeBus( IOService * provider, UInt8 busNum );
-
- virtual UInt8 firstBusNum( void );
- virtual UInt8 lastBusNum( void );
-
- virtual void spaceFromProperties( OSDictionary * propTable,
- IOPCIAddressSpace * space );
- virtual OSDictionary * constructProperties( IOPCIAddressSpace space );
-
- virtual IOPCIDevice * createNub( OSDictionary * from );
-
- virtual bool initializeNub( IOPCIDevice * nub, OSDictionary * from );
-
- virtual bool publishNub( IOPCIDevice * nub, UInt32 index );
-
- virtual bool addBridgeMemoryRange( IOPhysicalAddress start,
- IOPhysicalLength length, bool host );
-
- virtual bool addBridgeIORange( IOByteCount start, IOByteCount length );
-
- virtual bool constructRange( IOPCIAddressSpace * flags,
- IOPhysicalAddress phys, IOPhysicalLength len,
- OSArray * array );
-
- virtual bool matchNubWithPropertyTable( IOService * nub,
- OSDictionary * propertyTable,
- SInt32 * score );
-
- virtual bool compareNubName( const IOService * nub, OSString * name,
- OSString ** matched = 0 ) const;
-
- virtual bool pciMatchNub( IOPCIDevice * nub,
- OSDictionary * table, SInt32 * score);
-
- virtual bool matchKeys( IOPCIDevice * nub, const char * keys,
- UInt32 defaultMask, UInt8 regNum );
-
- virtual IOReturn getNubResources( IOService * nub );
-
- virtual IOReturn getNubAddressing( IOPCIDevice * nub );
-
- virtual IOReturn getDTNubAddressing( IOPCIDevice * nub );
-
-public:
-
- virtual bool start( IOService * provider );
-
- virtual bool configure( IOService * provider );
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- virtual IODeviceMemory * ioDeviceMemory( void ) = 0;
-
- virtual UInt32 configRead32( IOPCIAddressSpace space, UInt8 offset ) = 0;
- virtual void configWrite32( IOPCIAddressSpace space,
- UInt8 offset, UInt32 data ) = 0;
- virtual UInt16 configRead16( IOPCIAddressSpace space, UInt8 offset ) = 0;
- virtual void configWrite16( IOPCIAddressSpace space,
- UInt8 offset, UInt16 data ) = 0;
- virtual UInt8 configRead8( IOPCIAddressSpace space, UInt8 offset ) = 0;
- virtual void configWrite8( IOPCIAddressSpace space,
- UInt8 offset, UInt8 data ) = 0;
-
- virtual IOPCIAddressSpace getBridgeSpace( void ) = 0;
-
- virtual UInt32 findPCICapability( IOPCIAddressSpace space,
- UInt8 capabilityID, UInt8 * offset = 0 );
-
- virtual IOReturn setDevicePowerState( IOPCIDevice * device,
- unsigned long whatToDo );
- virtual IOReturn saveDeviceState( IOPCIDevice * device,
- IOOptionBits options = 0 );
- virtual IOReturn restoreDeviceState( IOPCIDevice * device,
- IOOptionBits options = 0 );
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
- virtual IOReturn createAGPSpace( IOAGPDevice * master,
- IOOptionBits options,
- IOPhysicalAddress * address,
- IOPhysicalLength * length );
-
- virtual IOReturn destroyAGPSpace( IOAGPDevice * master );
-
- virtual IORangeAllocator * getAGPRangeAllocator( IOAGPDevice * master );
-
- virtual IOOptionBits getAGPStatus( IOAGPDevice * master,
- IOOptionBits options = 0 );
- virtual IOReturn resetAGPDevice( IOAGPDevice * master,
- IOOptionBits options = 0 );
-
- virtual IOReturn getAGPSpace( IOAGPDevice * master,
- IOPhysicalAddress * address,
- IOPhysicalLength * length );
-
- virtual IOReturn commitAGPMemory( IOAGPDevice * master,
- IOMemoryDescriptor * memory,
- IOByteCount agpOffset,
- IOOptionBits options );
-
- virtual IOReturn releaseAGPMemory( IOAGPDevice * master,
- IOMemoryDescriptor * memory,
- IOByteCount agpOffset,
- IOOptionBits options );
-
- // Unused Padding
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 0);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 1);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 2);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 3);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 4);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 5);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 6);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 7);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 8);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 9);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 10);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 11);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 12);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 13);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 14);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 15);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 16);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 17);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 18);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 19);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 20);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 21);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 22);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 23);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 24);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 25);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 26);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 27);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 28);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 29);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 30);
- OSMetaClassDeclareReservedUnused(IOPCIBridge, 31);
-};
-
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#define kIOPCIBridgeRegs (32)
-
-class IOPCI2PCIBridge : public IOPCIBridge
-{
- OSDeclareDefaultStructors(IOPCI2PCIBridge)
-
-private:
-
- IOPCIDevice * bridgeDevice;
- UInt32 bridgeState[kIOPCIBridgeRegs];
-
-protected:
-/*! @struct ExpansionData
- @discussion This structure will be used to expand the capablilties of the IOWorkLoop in the future.
- */
- struct ExpansionData { };
-
-/*! @var reserved
- Reserved for future use. (Internal use only) */
- ExpansionData *reserved;
-
- virtual UInt8 firstBusNum( void );
- virtual UInt8 lastBusNum( void );
-
-public:
- virtual IOService * probe( IOService * provider,
- SInt32 * score );
-
- virtual bool configure( IOService * provider );
-
- virtual void saveBridgeState( void );
-
- virtual void restoreBridgeState( void );
-
- virtual bool publishNub( IOPCIDevice * nub, UInt32 index );
-
- virtual IODeviceMemory * ioDeviceMemory( void );
-
- virtual IOPCIAddressSpace getBridgeSpace( void );
-
- virtual UInt32 configRead32( IOPCIAddressSpace space, UInt8 offset );
- virtual void configWrite32( IOPCIAddressSpace space,
- UInt8 offset, UInt32 data );
- virtual UInt16 configRead16( IOPCIAddressSpace space, UInt8 offset );
- virtual void configWrite16( IOPCIAddressSpace space,
- UInt8 offset, UInt16 data );
- virtual UInt8 configRead8( IOPCIAddressSpace space, UInt8 offset );
- virtual void configWrite8( IOPCIAddressSpace space,
- UInt8 offset, UInt8 data );
-
- // Unused Padding
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 0);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 1);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 2);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 3);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 4);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 5);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 6);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 7);
- OSMetaClassDeclareReservedUnused(IOPCI2PCIBridge, 8);
-};
-
-#endif /* ! _IOKIT_IOPCIBRIDGE_H */
projects / apple / xnu.git / blobdiff