Device	S-state	  Status   Sysfs node
LID	  S4	*enabled   platform:PNP0C0D:00
SLPB	  S3	*enabled   platform:PNP0C0E:00
IGBE	  S4	*disabled  pci:0000:00:19.0
EXP3	  S4	*disabled  pci:0000:00:1c.2
XHCI	  S3	*enabled   pci:0000:00:14.0
EHC1	  S3	*enabled   pci:0000:00:1d.0
EHC2	  S3	*enabled   pci:0000:00:1a.0
HDEF	  S4	*disabled  pci:0000:00:1b.0