IOATARegI386.cpp   [plain text]

/*
 * Copyright (c) 2000-2001 Apple Computer, Inc. All rights reserved.
 *
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 * 
 * Copyright (c) 1999-2003 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 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ 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,
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 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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#if defined( __i386__ )

#include <IOKit/IOTypes.h>
#include <pexpert/i386/protos.h>  // x86 IN/OUT inline asm
#include "IOATARegI386.h"

OSDefineMetaClassAndAbstractStructors( IOATAReg8,  OSObject )
OSDefineMetaClassAndAbstractStructors( IOATAReg16, OSObject )
OSDefineMetaClassAndAbstractStructors( IOATAReg32, OSObject )

OSDefineMetaClassAndStructors( IOATAIOReg8,  IOATAReg8  )
OSDefineMetaClassAndStructors( IOATAIOReg16, IOATAReg16 )
OSDefineMetaClassAndStructors( IOATAIOReg32, IOATAReg32 )

#define ImplementIOATAIOReg(w, s)                             \
IOATAIOReg##w * IOATAIOReg##w::withAddress( UInt16 address )  \
{                                                             \
    IOATAIOReg##w * reg = new IOATAIOReg##w;                  \
                                                              \
    if ( reg && !reg->initWithAddress(address) )              \
    {                                                         \
        reg->release();                                       \
        reg = 0;                                              \
    }                                                         \
    return reg;                                               \
}                                                             \
                                                              \
bool IOATAIOReg##w::initWithAddress( UInt16 address )         \
{                                                             \
    if ( IOATAReg##w::init() == false ) return false;         \
    _address = address;                                       \
    return true;                                              \
}                                                             \
                                                              \
UInt16 IOATAIOReg##w::getAddress() const                      \
{                                                             \
    return _address;                                          \
}                                                             \
                                                              \
void IOATAIOReg##w::operator = (UInt##w rhs)                  \
{                                                             \
    out##s(_address, rhs);                                    \
}                                                             \
                                                              \
IOATAIOReg##w::operator UInt##w() const                       \
{                                                             \
    return in##s(_address);                                   \
}

ImplementIOATAIOReg( 8,  b )
ImplementIOATAIOReg( 16, w )
ImplementIOATAIOReg( 32, l )

#endif /* __i386__ */