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Annotation of XNU/iokit/Families/IOGraphics/ADBTest.m, 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: #include <driverkit/IODevice.h>
        !            23: #include <driverkit/IODeviceMaster.h>
        !            24: #include <stdlib.h>
        !            25: 
        !            26: void main( void )
        !            27: {
        !            28:     IOReturn           err;
        !            29:     IOString           kind;
        !            30:     int                        reg[ 2 ];
        !            31:     int                        retCount;
        !            32:     IOObjectNumber     obj;
        !            33:     int                        i;
        !            34: 
        !            35:         err = _IOLookupByDeviceName( device_master_self(), "display@Display0",
        !            36:                 &obj, &kind);
        !            37:         printf("_IOLookupByDeviceName = %d\n", err );
        !            38: 
        !            39:         retCount = sizeof(int);
        !            40:         err = _IOCallDeviceMethod( device_master_self(), obj,
        !            41:                     "IOSMADBGetAVDeviceID:size:",
        !            42:                     nil, 0,
        !            43:                     &retCount,
        !            44:                     &reg[ 1 ],
        !            45:                     &retCount);
        !            46:         printf("IOSMADBGetAVDeviceID(%d) = %08x\n", err, reg[ 1 ] );
        !            47: 
        !            48:        reg[0] = 0xff;
        !            49:        reg[1] = 0xff;
        !            50:         retCount = 0;
        !            51:        err = _IOCallDeviceMethod( device_master_self(), obj,
        !            52:                     "IOSMADBSetLogicalRegister:size:",
        !            53:                     reg, sizeof( reg),
        !            54:                     &retCount,
        !            55:                     nil,
        !            56:                     &retCount);
        !            57:         printf("IOSMADBSetLogicalRegister(%d)\n", err );
        !            58: 
        !            59:        for( i = 0; i < 4; i++) {
        !            60:             reg[0] = 0xff;
        !            61:            retCount = sizeof(int);
        !            62:             err = _IOCallDeviceMethod( device_master_self(), obj,
        !            63:                         "IOSMADBGetLogicalRegister:size:result:size:",
        !            64:                         reg, sizeof( int),
        !            65:                         &retCount,
        !            66:                         &reg[ 1 ],
        !            67:                         &retCount);
        !            68:             printf("IOSMADBGetLogicalRegister(%d) = %08x\n", err, reg[ 1 ] );
        !            69:        }
        !            70: }

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