hw/acpi: Limit hotplug to root bus on legacy mode

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
qemu · Sep 8, 2017 · f585599 · f585599
1 parent a6fd5b0
commit f585599
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
@@ -273,7 +273,7 @@ static void pci_write(void *opaque, hwaddr addr, uint64_t data,
                       addr, data);
         break;
     case PCI_SEL_BASE:
-        s->hotplug_select = data;
+        s->hotplug_select = s->legacy_piix ? ACPI_PCIHP_BSEL_DEFAULT : data;
         ACPI_PCIHP_DPRINTF("pcisel write %" HWADDR_PRIx " <== %" PRIu64 "\n",
                       addr, data);
     default: