Bitfields for 386MAX debugging flags 1:
Bit(s)	Description	)
 0	DEBUG=LED
 1	DEBUG=X67
 2	DEBUG=INV
 3	DEBUG=EMSPTED
 4	DEBUG=JMP
 5	DEBUG=CALL
 6	DEBUG=HLT
 7	DEBUG=PMR
 8	DEBUG=CR3
 9	DEBUG=CAPS or DEBUG=INT
 10	DEBUG=RC
 11	DEBUG=ROM
 12	DEBUG=XM
 13	DEBUG=SOR
 14	DEBUG=XR
 15	DEBUG=EMSERR (generate INT 01 on returning error from EMS call)