diff --git a/OvmfPkg/AcpiTables/Dsdt.asl b/OvmfPkg/AcpiTables/Dsdt.asl index be6fc71d78..93e84bcfa7 100644 --- a/OvmfPkg/AcpiTables/Dsdt.asl +++ b/OvmfPkg/AcpiTables/Dsdt.asl @@ -526,6 +526,19 @@ DefinitionBlock ("Dsdt.aml", "DSDT", 1, "INTEL ", "OVMF ", 3) { DMA (Compatibility, NotBusMaster, Transfer8) {2} }) } + + // + // parallel port -- no DMA for now + // + Device (PAR1) { + Name (_HID, EISAID ("PNP0400")) + Name (_DDN, "LPT1") + Name (_UID, 0x01) + Name(_CRS, ResourceTemplate() { + IO (Decode16, 0x0378, 0x0378, 0x00, 0x08) + IRQNoFlags () {7} + }) + } } } }