iokit/Drivers/platform/drvAppleGossamerPE/GossamerCPU.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) 1999 Apple Computer, Inc.  All rights reserved.
  24  *
  25  */
  26
  27 #ifndef _IOKIT_GOSSAMERCPU_H
  28 #define _IOKIT_GOSSAMERCPU_H
  29
  30 #include <IOKit/IOCPU.h>
  31 #include <IOKit/pci/IOPCIBridge.h>
  32
  33 #include "Gossamer.h"
  34
  35 class GossamerCPU : public IOCPU
  36 {
  37     OSDeclareDefaultStructors(GossamerCPU);
  38
  39 private:
  40     IOService                   *pmu;
  41     IOService                   *heathrow;
  42     IOCPUInterruptController    *cpuIC;
  43     static UInt32               restartAddress;
  44     IOPCIBridge                 *grackle;
  45     IOPCI2PCIBridge             *pci2pciBridge;
  46     unsigned long               tbLow, tbHigh, tbHigh2;
  47     GossamerPE                  *gossamerPE;
  48
  49     // callPlatformFunction symbols
  50     const OSSymbol              *heathrow_sleepState;
  51     const OSSymbol              *heathrow_set_light;
  52     const OSSymbol              *cuda_check_any_interrupt;
  53     const OSSymbol              *usb_remote_wakeup;
  54
  55 protected:
  56     virtual IOService *findIOInterface(char*);
  57     virtual void ipiHandler(void *refCon, void *nub, int source);
  58
  59 public:
  60     virtual bool                start(IOService *provider);
  61     virtual void                initCPU(bool boot);
  62     virtual void                quiesceCPU(void);
  63     virtual const OSSymbol*     getCPUName(void);
  64     virtual kern_return_t       startCPU(vm_offset_t start_paddr,
  65                                    vm_offset_t arg_paddr);
  66     virtual void                haltCPU(void);
  67     virtual void                saveTimeBase(bool);
  68 };
  69
  70 #endif /* ! _IOKIT_GOSSAMERCPU_H */