| 1 | /*␊ |
| 2 | * Copyright (c) 1998-2002 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) 1999-2002 Apple Computer, Inc. All rights reserved.␊ |
| 24 | *␊ |
| 25 | * IOFWIsochPort is an abstract object that represents hardware on the bus␊ |
| 26 | * (locally or remotely) that sends or receives isochronous packets.␊ |
| 27 | * Local ports are implemented by the local device driver,␊ |
| 28 | * Remote ports are implemented by the driver for the remote device.␊ |
| 29 | *␊ |
| 30 | * HISTORY␊ |
| 31 | *␊ |
| 32 | */␊ |
| 33 | ␊ |
| 34 | ␊ |
| 35 | #ifndef _IOKIT_IOFWISOCHPORT_H␊ |
| 36 | #define _IOKIT_IOFWISOCHPORT_H␊ |
| 37 | ␊ |
| 38 | #include <libkern/c++/OSObject.h>␊ |
| 39 | #include <IOKit/firewire/IOFireWireFamilyCommon.h>␊ |
| 40 | ␊ |
| 41 | /*! @class IOFWIsochPort␊ |
| 42 | */␊ |
| 43 | ␊ |
| 44 | class IOFWIsochPort : public OSObject␊ |
| 45 | {␊ |
| 46 | OSDeclareAbstractStructors(IOFWIsochPort)␊ |
| 47 | ␊ |
| 48 | public:␊ |
| 49 | ␉// Return maximum speed and channels supported␊ |
| 50 | ␉// (bit n set = chan n supported)␊ |
| 51 | virtual IOReturn getSupported(IOFWSpeed &maxSpeed, UInt64 &chanSupported) = 0;␊ |
| 52 | ␊ |
| 53 | ␉// Allocate hardware resources for port␊ |
| 54 | virtual IOReturn allocatePort(IOFWSpeed speed, UInt32 chan) = 0;␊ |
| 55 | virtual IOReturn releasePort() = 0;␉␉// Free hardware resources␊ |
| 56 | virtual IOReturn start() = 0;␉␉// Start port processing packets␊ |
| 57 | virtual IOReturn stop() = 0;␉␉// Stop processing packets␊ |
| 58 | ␊ |
| 59 | private:␊ |
| 60 | OSMetaClassDeclareReservedUnused(IOFWIsochPort, 0);␊ |
| 61 | OSMetaClassDeclareReservedUnused(IOFWIsochPort, 1);␊ |
| 62 | ␊ |
| 63 | };␊ |
| 64 | ␊ |
| 65 | #endif /* ! _IOKIT_IOFWISOCHPORT_H */␊ |
| 66 | ␊ |
| 67 | |
