On Mon, Oct 29, 2018 at 11:32:46AM +0800, Ming Huang wrote: > Reserve ECAM resource in DSDT for clearing off bug output in > kernel dmesg: > acpi PNP0A08:00: [Firmware Bug]: ECAM area [mem > 0xd0000000-0xd3ffffff] not reserved in ACPI namespace. > > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Ming Huang <[email protected]>
After Ard pointed me to linux/Documentation/PCI/acpi-info.txt: Reviewed-by: Leif Lindholm <[email protected]> > --- > Silicon/Hisilicon/Hi1620/Hi1620AcpiTables/Dsdt/Hi1620Pci.asl | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Silicon/Hisilicon/Hi1620/Hi1620AcpiTables/Dsdt/Hi1620Pci.asl > b/Silicon/Hisilicon/Hi1620/Hi1620AcpiTables/Dsdt/Hi1620Pci.asl > index 8e3547926a..87a2da8843 100644 > --- a/Silicon/Hisilicon/Hi1620/Hi1620AcpiTables/Dsdt/Hi1620Pci.asl > +++ b/Silicon/Hisilicon/Hi1620/Hi1620AcpiTables/Dsdt/Hi1620Pci.asl > @@ -1213,4 +1213,12 @@ Device (PCIB) > Return(0x03) > } > } > + > +Device (RESP) //reserve for ecam resource > + { > + Name (_HID, "PNP0C02") > + Name (_CRS, ResourceTemplate (){ > + Memory32Fixed (ReadWrite, 0xd0000000, 0x10000000) > + }) > + } > } > -- > 2.18.0 > _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
