diff options
| -rw-r--r-- | src/soc/intel/baytrail/acpi/xhci.asl | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/acpi/xhci.asl b/src/soc/intel/baytrail/acpi/xhci.asl index bef0b9ff2f..d3c0083c2f 100644 --- a/src/soc/intel/baytrail/acpi/xhci.asl +++ b/src/soc/intel/baytrail/acpi/xhci.asl @@ -23,6 +23,23 @@ Device (XHCI) Device (RHUB) { Name (_ADR, 0x00000000) + + // GPLD: Generate Port Location Data (PLD) + Method (GPLD, 1, Serialized) { + Name (PCKG, Package (0x01) { + Buffer (0x10) {} + }) + + // REV: Revision 0x02 for ACPI 5.0 + CreateField (DerefOf (Index (PCKG, Zero)), Zero, 0x07, REV) + Store (0x02, REV) + + // VISI: Port visibility to user per port + CreateField (DerefOf (Index (PCKG, Zero)), 0x40, One, VISI) + Store (Arg0, VISI) + Return (PCKG) + } + Device (PRT1) { Name (_ADR, 1) } Device (PRT2) { Name (_ADR, 2) } Device (PRT3) { Name (_ADR, 3) } |