Source to bsd/dev/ppc/drvMaceEnet/MaceEnetHW.m

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
 * Reserved.  This file contains Original Code and/or Modifications of
 * Original Code as defined in and that are subject to the Apple Public
 * Source License Version 1.0 (the 'License').  You may not use this file
 * except in compliance with the License.  Please obtain a copy of the
 * License at http://www.apple.com/publicsource and read it before using
 * this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License."
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

/*
 * Copyright (c) 1995-1996 NeXT Software, Inc.
 *
 * Inline definitions for the Apple Mace Ethernet Controller.
 *
 * HISTORY
 *
 * 11-Sept-97	
 *	Created.
 */

#import "MaceEnetRegisters.h"
#import "MaceEnetPrivate.h"

void WriteMaceRegister( IOPPCAddress ioEnetBase, u_int32_t reg_offset, u_int8_t data )
{
  *((u_int8_t *)ioEnetBase + reg_offset) = data;
  eieio();
}


volatile u_int8_t ReadMaceRegister( IOPPCAddress ioEnetBase, u_int32_t reg_offset )
{
  return ((u_int8_t *)ioEnetBase)[reg_offset] ; 
}