Bitfields for AMD-645 USB Miscellaneous Control 2 register:
Bit(s) Description )
7-3 reserved (0)
2 only trap port 60h/64h bits when trap-enable bits are set
1 do not pass A20GATE command sequence (from UHCI) through I/O port 64h
0 reserved (0)
SeeAlso: #01046,#01047,PORT 0064h