public int ReadWord(int address)
{
//Debug.WriteLine( string.Format( "RW @ 0x{0:X8}", address ) );
if ((address >= 0x08000000) && (address < 0x9FFFFFF))
{
address -= 0x08000000;
fixed(byte *basePointer = _mainMemory)
{
int *ptr = ( int * )(basePointer + address);
return(*ptr);
}
}
else if ((address >= 0x00010000) && (address < 0x00013FFF))
{
address -= 0x00010000;
fixed(byte *basePointer = _scratchPad)
{
int *ptr = ( int * )(basePointer + address);
return(*ptr);
}
}
else if ((address >= 0x04000000) && (address < 0x041FFFFF))
{
if (_frameBuffer != null)
{
return(_frameBuffer.ReadWord(address));
}
else
{
address -= 0x04000000;
fixed(byte *basePointer = _frameBufferBytes)
{
int *ptr = ( int * )(basePointer + address);
return(*ptr);
}
}
}
else
{
Debugger.Break();
return(0);
}
}
