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Annotation of XNU/iokit/Drivers/usb/drvAppleKeyboard/AppleKeyboard.h, revision 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_APPLEKEYBOARD_H
        !            31: #define _IOKIT_APPLEKEYBOARD_H
        !            32: 
        !            33: #include <IOKit/IOLib.h>
        !            34: #include <IOKit/IOService.h>
        !            35: 
        !            36: #include <IOKit/usb/IOUSBBus.h>
        !            37: #include <IOKit/usb/IOUSBDevice.h>
        !            38: #include <IOKit/usb/USB.h>
        !            39: #include <IOKit/hidsystem/IOHIKeyboard.h>
        !            40: #include <IOKit/IOBufferMemoryDescriptor.h>
        !            41: 
        !            42: enum {
        !            43:     kUSB_LEFT_CONTROL_BIT = 0x01,
        !            44:     kUSB_LEFT_SHIFT_BIT = 0x02,
        !            45:     kUSB_LEFT_ALT_BIT = 0x04,
        !            46:     kUSB_LEFT_FLOWER_BIT = 0x08,
        !            47: 
        !            48:     kUSB_RIGHT_CONTROL_BIT = 0x10,
        !            49:     kUSB_RIGHT_SHIFT_BIT = 0x20,
        !            50:     kUSB_RIGHT_ALT_BIT = 0x040,
        !            51:     kUSB_RIGHT_FLOWER_BIT = 0x80
        !            52: };
        !            53: 
        !            54: enum {
        !            55:     kUSB_LOWSPEED_MAXPACKET = 8,
        !            56:     kUSB_CAPSLOCKLED_SET = 2,
        !            57:     kUSB_NUMLOCKLED_SET = 1
        !            58: };
        !            59: 
        !            60: class AppleKeyboard : public IOHIKeyboard
        !            61: {
        !            62:     OSDeclareDefaultStructors(AppleKeyboard)
        !            63: 
        !            64:    
        !            65:     IOUSBInterface *           _interface;
        !            66:     const IOUSBDeviceDescriptor *_deviceDescriptor;
        !            67:     IOUSBPipe *                _interruptPipe;
        !            68:     IOBufferMemoryDescriptor * _buffer;
        !            69:     IOUSBCompletion            _completion;
        !            70:     UInt16                     _maxPacketSize;
        !            71:     UInt8                      _capsLockState;
        !            72:     bool                       _prevent_LED_set;
        !            73:     IOUSBDevRequest            _request;
        !            74:     UInt8                      _hid_report[8];
        !            75:     bool                       _flower_key;  //Mac Command key
        !            76:     bool                       _control_key; //Control needed for 3-finger reboot
        !            77:     UInt8                      prev_bytes_read;
        !            78:     UInt8                      oldmodifier;
        !            79:     UInt8                      old_array[kUSB_LOWSPEED_MAXPACKET];
        !            80: 
        !            81: 
        !            82:     
        !            83:     //A.W. The following 5 methods are required for subclasses of IOHIKeyboard
        !            84:     UInt32 maxKeyCodes ( void );
        !            85:     const unsigned char * defaultKeymapOfLength (UInt32 * length );
        !            86:     UInt32 interfaceID ( void );
        !            87:     UInt32 handlerID ( void );
        !            88:     UInt32 deviceType ( void );
        !            89: 
        !            90:     void setLEDFeedback ( UInt8 LED_state);
        !            91: 
        !            92: 
        !            93: 
        !            94: public:
        !            95: 
        !            96:     UInt8                      _ledState;
        !            97:     virtual bool       start(IOService * provider);
        !            98:     virtual void       stop(IOService *  provider);
        !            99:     void                setLEDHandler(void *   parameter,
        !           100:                                       IOReturn status,
        !           101:                                       UInt32   bufferSizeRemaining);
        !           102:     void                readHandler(void *     parameter,
        !           103:                                     IOReturn   status,
        !           104:                                     UInt32     bufferSizeRemaining);
        !           105: 
        !           106:     void               Simulate_ADB_Event(UInt8 *key_ptr, UInt32 bytes_read);
        !           107:     void               test_myusb_f1(void);
        !           108:     void               Set_LED_States( UInt8);
        !           109: 
        !           110:     bool               turnLEDon;      // used by setAlphaLockFeedback mechanism
        !           111: 
        !           112: };
        !           113: 
        !           114: #endif _IOKIT_APPLEKEYBOARD_H

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