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 ming.huang@linaro.org --- 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) + }) + } }