Bitfields for APM v1.2 capabilities flags:
Bit(s)	Description	)
 15-8	reserved
 7	PCMCIA Ring Indicator will wake up system from suspend mode
 6	PCMCIA Ring Indicator will wake up system from standby mode
 5	Resume on Ring Indicator will wake up system from suspend mode
 4	Resume on Ring Indicator will wake up system from standby mode
 3	resume timer will wake up system from suspend mode
 2	resume timer will wake up system from standby mode
 1	can enter global suspend state
 0	can enter global standby state