iokit/Drivers/pci/drvApplePCI/AppleGracklePCI.h

   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 UInt8      *       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     IOReturn accessMPC106PerformanceRegister(bool write, long regNumber,
  59                                              unsigned long *data);
  60
  61 public:
  62     virtual bool start( IOService * provider );
  63     virtual bool configure( IOService * provider );
  64
  65     virtual void free();
  66     virtual IODeviceMemory * ioDeviceMemory( void );
  67
  68     virtual UInt32 configRead32( IOPCIAddressSpace space, UInt8 offset );
  69     virtual void configWrite32( IOPCIAddressSpace space,
  70                                         UInt8 offset, UInt32 data );
  71     virtual UInt16 configRead16( IOPCIAddressSpace space, UInt8 offset );
  72     virtual void configWrite16( IOPCIAddressSpace space,
  73                                         UInt8 offset, UInt16 data );
  74     virtual UInt8 configRead8( IOPCIAddressSpace space, UInt8 offset );
  75     virtual void configWrite8( IOPCIAddressSpace space,
  76                                         UInt8 offset, UInt8 data );
  77
  78     virtual IOPCIAddressSpace getBridgeSpace( void );
  79
  80     virtual IOReturn callPlatformFunction(const OSSymbol *functionName,
  81                                           bool waitForFunction,
  82                                           void *param1, void *param2,
  83                                           void *param3, void *param4);
  84 };
  85
  86 // MPC106 Performance Monitoring Registers
  87 #define kMPC106CMDR0            (0x048)
  88 #define kMPC106MMCR0            (0x04C)
  89 #define kMPC106PMC0             (0x050)
  90 #define kMPC106PMC1             (0x054)
  91 #define kMPC106PMC2             (0x058)
  92 #define kMPC106PMC3             (0x05C)
  93
  94 #endif /* ! _IOKIT_APPLEGRACKLEPCI_H */