Int 15 Fn 8C  - Hunter 16 - Get/set Power Save Entry Flag                  [b]

   AH = 8Ch
   AL = function
       00h get

       Return: BX = which operations disable power save (see #0430)
       else set
       BX = which operations should disable power save (see #0430)

See Also: AH=8Dh

Bitfields for HUNTER 16 operations disabling power save:
Bit(s) Description (Table 0430)
 0 INT 10h prevents power save
 1 INT 13h prevents power save
 2 INT 14h prevents power save
 3 INT 15h prevents power save
 4 INT 1Ah prevents power save
 5 INT 21h prevents power save
 6 direct write to video RAM prevents power save
 7 access to 8250 UART prevents power save
 8 access to 8253 (Sound) prevents power save