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authorEvgeny Yakovlev <wrfsh@yandex-team.ru>2019-07-19 11:54:29 +0300
committerMichael Roth <mdroth@linux.vnet.ibm.com>2019-07-30 12:12:05 -0500
commitfc6c2bce38ac60ca3da1db97dbb6f0a1c01cbda4 (patch)
treed7ed637de1da7f8f51e80fffa2c6e18fbdf4cd47
parent11665ca918b49964adc9adb06ee382691b72cb7d (diff)
i386/acpi: show PCI Express bus on pxb-pcie expanders
Show PCIe host bridge PNP id with PCI host bridge as a compatible id when expanding a pcie bus. Cc: qemu-stable@nongnu.org Signed-off-by: Evgeny Yakovlev <wrfsh@yandex-team.ru> Message-Id: <1563526469-15588-1-git-send-email-wrfsh@yandex-team.ru> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> (cherry picked from commit ee4b0c8686f781987879508d7c6dd605b5435bac) Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
-rw-r--r--hw/i386/acpi-build.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index fcece7e81b..804c5b9d54 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1894,10 +1894,13 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
scope = aml_scope("\\_SB");
dev = aml_device("PC%.02X", bus_num);
aml_append(dev, aml_name_decl("_UID", aml_int(bus_num)));
- aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A03")));
aml_append(dev, aml_name_decl("_BBN", aml_int(bus_num)));
if (pci_bus_is_express(bus)) {
+ aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A08")));
+ aml_append(dev, aml_name_decl("_CID", aml_eisaid("PNP0A03")));
aml_append(dev, build_q35_osc_method());
+ } else {
+ aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A03")));
}
if (numa_node != NUMA_NODE_UNASSIGNED) {