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Annotation of XNU/iokit/IOKit/firewire/IOFireWireBus.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) 1999 Apple Computer, Inc.  All rights reserved.
                     24:  *
                     25:  * HISTORY
                     26:  *
                     27:  */
                     28: 
                     29: 
                     30: #ifndef _IOKIT_IOFIREWIREBUS_H
                     31: #define _IOKIT_IOFIREWIREBUS_H
                     32: 
                     33: #include <IOKit/IOService.h>
                     34: #include <IOKit/firewire/IOFWIsochChannel.h>
                     35: 
                     36: class IOFWIsochPort;
                     37: struct DCLCommandStruct;
                     38: 
                     39: class IOFireWireBus : public IOService
                     40: {
                     41:     OSDeclareAbstractStructors(IOFireWireBus)
                     42: 
                     43: public:
                     44: 
                     45:     typedef void (CallUserProc)(void *refcon, void * userProc, void * dclCommand);
                     46:     typedef struct _DCLTaskInfo {
                     47:         task_t fTask;  // Task DCL addresses are valid in
                     48:         vm_address_t fDCLBaseAddr;
                     49:         UInt32 fDCLSize;       // In bytes
                     50:         vm_address_t fDataBaseAddr;
                     51:         UInt32 fDataSize;
                     52:         CallUserProc *fCallUser; // Routine to handle DCLCallCommandProcs
                     53:         void *fCallRefCon;     // Refcon for user call
                     54:     } DCLTaskInfo;
                     55: 
                     56:     // Create an Isochronous Channel object
                     57:     virtual IOFWIsochChannel *createIsochChannel(
                     58:        bool doIRM, UInt32 bandwidth, IOFWSpeed prefSpeed,
                     59:        FWIsochChannelForceStopNotificationProc stopProc=NULL,
                     60:        void *stopRefCon=NULL) = 0;
                     61:  
                     62:    // Create a local isochronous port to run the given DCL program
                     63:     virtual IOFWIsochPort *createLocalIsochPort(bool talking,
                     64:         DCLCommandStruct *opcodes, DCLTaskInfo *info = 0,
                     65:        UInt32 startEvent = 0, UInt32 startState = 0, UInt32 startMask = 0) = 0;
                     66: };
                     67: 
                     68: #endif /* ! _IOKIT_IOFIREWIREBUS_H */
                     69: 

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