diff options
Diffstat (limited to 'tools/firmware/hvmloader/acpi/dsdt.asl')
| -rw-r--r-- | tools/firmware/hvmloader/acpi/dsdt.asl | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/firmware/hvmloader/acpi/dsdt.asl b/tools/firmware/hvmloader/acpi/dsdt.asl index f5c2fefda5..fde51ac0ad 100644 --- a/tools/firmware/hvmloader/acpi/dsdt.asl +++ b/tools/firmware/hvmloader/acpi/dsdt.asl @@ -49,6 +49,7 @@ DefinitionBlock ("DSDT.aml", "DSDT", 2, "Xen", "HVM", 0) Field(BIOS, ByteAcc, NoLock, Preserve) { UAR1, 1, UAR2, 1, + HPET, 1, Offset(4), PMIN, 32, PLEN, 32 @@ -296,6 +297,13 @@ DefinitionBlock ("DSDT.aml", "DSDT", 2, "Xen", "HVM", 0) Device(HPET) { Name(_HID, EISAID("PNP0103")) Name(_UID, 0) + Method (_STA, 0, NotSerialized) { + If(LEqual(\_SB.HPET, 0)) { + Return(0x00) + } Else { + Return(0x0F) + } + } Name(_CRS, ResourceTemplate() { DWordMemory( ResourceConsumer, PosDecode, MinFixed, MaxFixed, |