INT 64 - Adaptec controllers - DRIVE 1 DATA
Notes:  this vector stores the first four bytes of the parameter table for
          hard disk 1
        these vectors are used by the following Adaptec controllers:
            ACB 2370 A/B/C, ACB 2372 A/B/C, ACB 2333 A/B, 2322B-8, 2322B-16
        these vectors are NOT used by the following Adaptec controllers:
            ACB 2310, ACB 2312, ACB 2320D, ACB 2322D
SeeAlso: INT 65"Adaptec",INT 66"Adaptec",INT 67"Adaptec"