2 files changed, 37 insertions, 2 deletions
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 38c949c4f2..681adbb7ac 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -35,9 +35,12 @@
 #include "hw/virtio/virtio-pci.h"
 #include "hw/virtio/virtio-net.h"
 #include "hw/virtio/virtio-iommu.h"
+#include "hw/acpi/generic_event_device.h"
 #include "audio/audio.h"
 
-GlobalProperty hw_compat_10_1[] = {};
+GlobalProperty hw_compat_10_1[] = {
+    { TYPE_ACPI_GED, "x-has-hest-addr", "false" },
+};
 const size_t hw_compat_10_1_len = G_N_ELEMENTS(hw_compat_10_1);
 
 GlobalProperty hw_compat_10_0[] = {
@@ -1115,8 +1118,11 @@ static void machine_class_init(ObjectClass *oc, const void *data)
      * SMBIOS 3.1.0 7.18.5 Memory Device — Extended Size
      * use max possible value that could be encoded into
      * 'Extended Size' field (2047Tb).
+     *
+     * Unfortunately (current) Windows Server 2025 and earlier do not handle
+     * 4Tb+ DIMM size.
      */
-    mc->smbios_memory_device_size = 2047 * TiB;
+    mc->smbios_memory_device_size = 2 * TiB;
 
     /* numa node memory size aligned on 8MB by default.
      * On Linux, each node's border has to be 8MB aligned
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index f600226176..fab42a7270 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -411,6 +411,35 @@ char *qdev_get_dev_path(DeviceState *dev)
     return NULL;
 }
 
+const char *qdev_get_printable_name(DeviceState *vdev)
+{
+    /*
+     * Return device ID if explicity set
+     * (e.g. -device virtio-blk-pci,id=foo)
+     * This allows users to correlate errors with their custom device
+     * names.
+     */
+    if (vdev->id) {
+        return vdev->id;
+    }
+    /*
+     * Fall back to the canonical QOM device path (eg. ID for PCI
+     * devices).
+     * This ensures the device is still uniquely and meaningfully
+     * identified.
+     */
+    const char *path = qdev_get_dev_path(vdev);
+    if (path) {
+        return path;
+    }
+
+    /*
+     * Final fallback: if all else fails, return a placeholder string.
+     * This ensures the error message always contains a valid string.
+     */
+    return "<unknown device>";
+}
+
 void qdev_add_unplug_blocker(DeviceState *dev, Error *reason)
 {
     dev->unplug_blockers = g_slist_prepend(dev->unplug_blockers, reason);