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Annotation of XNU/iokit/Drivers/pci/drvApplePCI/AppleGracklePCI.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: /*
                     23:  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
                     24:  *
                     25:  * HISTORY
                     26:  *
                     27:  */
                     28: 
                     29: 
                     30: #ifndef _IOKIT_APPLEGRACKLEPCI_H
                     31: #define _IOKIT_APPLEGRACKLEPCI_H
                     32: 
                     33: #include <IOKit/pci/IOPCIBridge.h>
                     34: 
                     35: enum {
                     36:     kBridgeSelfDevice = 0
                     37: };
                     38: 
                     39: class AppleGracklePCI : public IOPCIBridge
                     40: {
                     41:     OSDeclareDefaultStructors(AppleGracklePCI)
                     42: 
                     43: protected:
                     44:     IOSimpleLock *             lock;
                     45:     IODeviceMemory *           ioMemory;
                     46:     IOMemoryMap *              configAddrMap;
                     47:     IOMemoryMap *              configDataMap;
                     48: 
                     49:     volatile UInt32    *       configAddr;
                     50:     volatile UInt32    *       configData;
                     51: 
                     52:     UInt8                      primaryBus;
                     53: 
                     54:     inline void setConfigSpace( IOPCIAddressSpace space, UInt8 offset );
                     55:     virtual UInt8 firstBusNum( void );
                     56:     virtual UInt8 lastBusNum( void );
                     57: 
                     58: public:
                     59:     virtual bool start(        IOService * provider );
                     60:     virtual bool configure( IOService * provider );
                     61: 
                     62:     virtual void free();
                     63:     virtual IODeviceMemory * ioDeviceMemory( void );
                     64: 
                     65:     virtual UInt32 configRead32( IOPCIAddressSpace space, UInt8 offset );
                     66: 
                     67:     virtual void configWrite32( IOPCIAddressSpace space,
                     68:                                        UInt8 offset, UInt32 data );
                     69: 
                     70:     virtual IOPCIAddressSpace getBridgeSpace( void );
                     71: };
                     72: 
                     73: #endif /* ! _IOKIT_APPLEGRACKLEPCI_H */
                     74: 

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