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path: root/hw/pci-host/gpex-acpi.c
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Diffstat (limited to 'hw/pci-host/gpex-acpi.c')
-rw-r--r--hw/pci-host/gpex-acpi.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/hw/pci-host/gpex-acpi.c b/hw/pci-host/gpex-acpi.c
index 391fabb..0aba47c 100644
--- a/hw/pci-host/gpex-acpi.c
+++ b/hw/pci-host/gpex-acpi.c
@@ -141,6 +141,7 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg)
QLIST_FOREACH(bus, &bus->child, sibling) {
uint8_t bus_num = pci_bus_num(bus);
uint8_t numa_node = pci_bus_numa_node(bus);
+ uint32_t uid;
bool is_cxl = pci_bus_is_cxl(bus);
if (!pci_bus_is_root(bus)) {
@@ -156,6 +157,8 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg)
nr_pcie_buses = bus_num;
}
+ uid = object_property_get_uint(OBJECT(bus), "acpi_uid",
+ &error_fatal);
dev = aml_device("PC%.02X", bus_num);
if (is_cxl) {
struct Aml *pkg = aml_package(2);
@@ -168,7 +171,7 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg)
aml_append(dev, aml_name_decl("_CID", aml_string("PNP0A03")));
}
aml_append(dev, aml_name_decl("_BBN", aml_int(bus_num)));
- aml_append(dev, aml_name_decl("_UID", aml_int(bus_num)));
+ aml_append(dev, aml_name_decl("_UID", aml_int(uid)));
aml_append(dev, aml_name_decl("_STR", aml_unicode("pxb Device")));
aml_append(dev, aml_name_decl("_CCA", aml_int(1)));
if (numa_node != NUMA_NODE_UNASSIGNED) {
@@ -179,7 +182,7 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg)
/*
* Resources defined for PXBs are composed of the following parts:
- * 1. The resources the pci-brige/pcie-root-port need.
+ * 1. The resources the pci-bridge/pcie-root-port need.
* 2. The resources the devices behind pxb need.
*/
crs = build_crs(PCI_HOST_BRIDGE(BUS(bus)->parent), &crs_range_set,