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Annotation of kernel/bsd/dev/ppc/drvMaceEnet/MaceEnetHW.m, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /*
                     26:  * Copyright (c) 1995-1996 NeXT Software, Inc.
                     27:  *
                     28:  * Inline definitions for the Apple Mace Ethernet Controller.
                     29:  *
                     30:  * HISTORY
                     31:  *
                     32:  * 11-Sept-97  
                     33:  *     Created.
                     34:  */
                     35: 
                     36: #import "MaceEnetRegisters.h"
                     37: #import "MaceEnetPrivate.h"
                     38: 
                     39: void WriteMaceRegister( IOPPCAddress ioEnetBase, u_int32_t reg_offset, u_int8_t data )
                     40: {
                     41:   *((u_int8_t *)ioEnetBase + reg_offset) = data;
                     42:   eieio();
                     43: }
                     44: 
                     45: 
                     46: volatile u_int8_t ReadMaceRegister( IOPPCAddress ioEnetBase, u_int32_t reg_offset )
                     47: {
                     48:   return ((u_int8_t *)ioEnetBase)[reg_offset] ; 
                     49: }
                     50: 

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