public Wd1793(int driveCount)
{
if (driveCount < 1 || driveCount > 4)
{
throw new ArgumentException("driveCount");
}
drive = 0;
fdd = new DiskImage[driveCount];
for (int i = 0; i < fdd.Length; i++)
{
DiskImage di = new DiskImage();
di.Init(Z80FQ / FDD_RPS);
//di.Format(); // take ~1 second (long delay on show options)
fdd[i] = di;
}
fdd[drive].t = fdd[drive].CurrentTrack;
//fdd[i].set_appendboot(NULL);
wd93_nodelay = false;
}