diff --git a/hw/9pfs/virtio-9p-device.c b/hw/9pfs/virtio-9p-device.c
index 35e2af4..de6f0fe 100644
--- a/hw/9pfs/virtio-9p-device.c
+++ b/hw/9pfs/virtio-9p-device.c
@@ -149,6 +149,7 @@ static void virtio_9p_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->props = virtio_9p_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     vdc->init = virtio_9p_device_init;
     vdc->get_features = virtio_9p_get_features;
     vdc->get_config = virtio_9p_get_config;
diff --git a/hw/audio/ac97.c b/hw/audio/ac97.c
index 365b2f1..01b4dfb 100644
--- a/hw/audio/ac97.c
+++ b/hw/audio/ac97.c
@@ -1420,6 +1420,7 @@ static void ac97_class_init (ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_INTEL_82801AA_5;
     k->revision = 0x01;
     k->class_id = PCI_CLASS_MULTIMEDIA_AUDIO;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Intel 82801AA AC97 Audio";
     dc->vmsd = &vmstate_ac97;
     dc->props = ac97_properties;
diff --git a/hw/audio/adlib.c b/hw/audio/adlib.c
index f72e6ee..0421d47 100644
--- a/hw/audio/adlib.c
+++ b/hw/audio/adlib.c
@@ -364,6 +364,7 @@ static void adlib_class_initfn (ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS (klass);
 
     dc->realize = adlib_realizefn;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = ADLIB_DESC;
     dc->props = adlib_properties;
 }
diff --git a/hw/audio/cs4231a.c b/hw/audio/cs4231a.c
index 7365c3c..666096b 100644
--- a/hw/audio/cs4231a.c
+++ b/hw/audio/cs4231a.c
@@ -685,6 +685,7 @@ static void cs4231a_class_initfn (ObjectClass *klass, void *data)
 
     dc->realize = cs4231a_realizefn;
     dc->reset = cs4231a_reset;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Crystal Semiconductor CS4231A";
     dc->vmsd = &vmstate_cs4231a;
     dc->props = cs4231a_properties;
diff --git a/hw/audio/es1370.c b/hw/audio/es1370.c
index f2c40da..adb66ce 100644
--- a/hw/audio/es1370.c
+++ b/hw/audio/es1370.c
@@ -1069,6 +1069,7 @@ static void es1370_class_init (ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_MULTIMEDIA_AUDIO;
     k->subsystem_vendor_id = 0x4942;
     k->subsystem_id = 0x4c4c;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "ENSONIQ AudioPCI ES1370";
     dc->vmsd = &vmstate_es1370;
 }
diff --git a/hw/audio/gus.c b/hw/audio/gus.c
index f45ed0b..71be3c6 100644
--- a/hw/audio/gus.c
+++ b/hw/audio/gus.c
@@ -315,6 +315,7 @@ static void gus_class_initfn (ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS (klass);
 
     dc->realize = gus_realizefn;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Gravis Ultrasound GF1";
     dc->vmsd = &vmstate_gus;
     dc->props = gus_properties;
diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index 362d8c0..9550c97 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -1034,6 +1034,7 @@ static void hda_audio_output_class_init(ObjectClass *klass, void *data)
     k->exit = hda_audio_exit;
     k->command = hda_audio_command;
     k->stream = hda_audio_stream;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "HDA Audio Codec, output-only (line-out)";
     dc->vmsd = &vmstate_hda_audio;
     dc->props = hda_audio_properties;
@@ -1055,6 +1056,7 @@ static void hda_audio_duplex_class_init(ObjectClass *klass, void *data)
     k->exit = hda_audio_exit;
     k->command = hda_audio_command;
     k->stream = hda_audio_stream;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "HDA Audio Codec, duplex (line-out, line-in)";
     dc->vmsd = &vmstate_hda_audio;
     dc->props = hda_audio_properties;
@@ -1076,6 +1078,7 @@ static void hda_audio_micro_class_init(ObjectClass *klass, void *data)
     k->exit = hda_audio_exit;
     k->command = hda_audio_command;
     k->stream = hda_audio_stream;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "HDA Audio Codec, duplex (speaker, microphone)";
     dc->vmsd = &vmstate_hda_audio;
     dc->props = hda_audio_properties;
diff --git a/hw/audio/intel-hda.c b/hw/audio/intel-hda.c
index 58984dc..32e44ad 100644
--- a/hw/audio/intel-hda.c
+++ b/hw/audio/intel-hda.c
@@ -1258,6 +1258,7 @@ static void intel_hda_class_init_ich6(ObjectClass *klass, void *data)
 
     k->device_id = 0x2668;
     k->revision = 1;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Intel HD Audio Controller (ich6)";
 }
 
@@ -1268,6 +1269,7 @@ static void intel_hda_class_init_ich9(ObjectClass *klass, void *data)
 
     k->device_id = 0x293e;
     k->revision = 3;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Intel HD Audio Controller (ich9)";
 }
 
@@ -1296,6 +1298,7 @@ static void hda_codec_device_class_init(ObjectClass *klass, void *data)
     DeviceClass *k = DEVICE_CLASS(klass);
     k->init = hda_codec_dev_init;
     k->exit = hda_codec_dev_exit;
+    set_bit(DEVICE_CATEGORY_SOUND, k->categories);
     k->bus_type = TYPE_HDA_BUS;
     k->props = hda_props;
 }
diff --git a/hw/audio/pcspk.c b/hw/audio/pcspk.c
index 7ad59a1..9004ce3 100644
--- a/hw/audio/pcspk.c
+++ b/hw/audio/pcspk.c
@@ -191,6 +191,7 @@ static void pcspk_class_initfn(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
 
     dc->realize = pcspk_realizefn;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->no_user = 1;
     dc->props = pcspk_properties;
 }
diff --git a/hw/audio/pl041.c b/hw/audio/pl041.c
index 7d331b9..b66d6d2 100644
--- a/hw/audio/pl041.c
+++ b/hw/audio/pl041.c
@@ -626,6 +626,7 @@ static void pl041_device_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = pl041_init;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->no_user = 1;
     dc->reset = pl041_device_reset;
     dc->vmsd = &vmstate_pl041;
diff --git a/hw/audio/sb16.c b/hw/audio/sb16.c
index e697bc1..3e58688 100644
--- a/hw/audio/sb16.c
+++ b/hw/audio/sb16.c
@@ -1412,6 +1412,7 @@ static void sb16_class_initfn (ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS (klass);
 
     dc->realize = sb16_realizefn;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "Creative Sound Blaster 16";
     dc->vmsd = &vmstate_sb16;
     dc->props = sb16_properties;
diff --git a/hw/block/fdc.c b/hw/block/fdc.c
index d32f6ba..50a350f 100644
--- a/hw/block/fdc.c
+++ b/hw/block/fdc.c
@@ -2249,6 +2249,7 @@ static void isabus_fdc_class_init(ObjectClass *klass, void *data)
     dc->reset = fdctrl_external_reset_isa;
     dc->vmsd = &vmstate_isa_fdc;
     dc->props = isa_fdc_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo isa_fdc_info = {
@@ -2282,6 +2283,7 @@ static void sysbus_fdc_class_init(ObjectClass *klass, void *data)
     dc->reset = fdctrl_external_reset_sysbus;
     dc->vmsd = &vmstate_sysbus_fdc;
     dc->props = sysbus_fdc_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo sysbus_fdc_info = {
@@ -2305,6 +2307,7 @@ static void sun4m_fdc_class_init(ObjectClass *klass, void *data)
     dc->reset = fdctrl_external_reset_sysbus;
     dc->vmsd = &vmstate_sysbus_fdc;
     dc->props = sun4m_fdc_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo sun4m_fdc_info = {
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index f15f04a..0263e5c 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -866,6 +866,7 @@ static void nvme_class_init(ObjectClass *oc, void *data)
     pc->revision = 1;
     pc->is_express = 1;
 
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->desc = "Non-Volatile Memory Express";
     dc->props = nvme_props;
     dc->vmsd = &nvme_vmstate;
diff --git a/hw/block/pc_sysfw.c b/hw/block/pc_sysfw.c
index 0669410..7db68f0 100644
--- a/hw/block/pc_sysfw.c
+++ b/hw/block/pc_sysfw.c
@@ -286,6 +286,7 @@ static void pcsysfw_class_init (ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS (klass);
 
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->desc = "PC System Firmware";
     dc->init = pcsysfw_init;
     dc->props = pcsysfw_properties;
diff --git a/hw/block/pflash_cfi01.c b/hw/block/pflash_cfi01.c
index 2973859..825011d 100644
--- a/hw/block/pflash_cfi01.c
+++ b/hw/block/pflash_cfi01.c
@@ -723,6 +723,7 @@ static void pflash_cfi01_class_init(ObjectClass *klass, void *data)
     dc->realize = pflash_cfi01_realize;
     dc->props = pflash_cfi01_properties;
     dc->vmsd = &vmstate_pflash;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index cf12469..a786233 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -704,6 +704,7 @@ static void virtio_blk_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_blk_device_exit;
     dc->props = virtio_blk_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     vdc->init = virtio_blk_device_init;
     vdc->get_config = virtio_blk_update_config;
     vdc->set_config = virtio_blk_set_config;
diff --git a/hw/char/debugcon.c b/hw/char/debugcon.c
index 03db12f..02d0d57 100644
--- a/hw/char/debugcon.c
+++ b/hw/char/debugcon.c
@@ -122,6 +122,7 @@ static void debugcon_isa_class_initfn(ObjectClass *klass, void *data)
 
     dc->realize = debugcon_isa_realizefn;
     dc->props = debugcon_isa_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo debugcon_isa_info = {
diff --git a/hw/char/imx_serial.c b/hw/char/imx_serial.c
index 69b9ed2..5c17eaa 100644
--- a/hw/char/imx_serial.c
+++ b/hw/char/imx_serial.c
@@ -449,6 +449,7 @@ static void imx_serial_class_init(ObjectClass *klass, void *data)
     k->init = imx_serial_init;
     dc->vmsd = &vmstate_imx_serial;
     dc->reset = imx_serial_reset_at_boot;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc = "i.MX series UART";
     dc->props = imx32_serial_properties;
 }
diff --git a/hw/char/ipack.c b/hw/char/ipack.c
index e15540d..f890471 100644
--- a/hw/char/ipack.c
+++ b/hw/char/ipack.c
@@ -74,6 +74,7 @@ static Property ipack_device_props[] = {
 static void ipack_device_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
+    set_bit(DEVICE_CATEGORY_INPUT, k->categories);
     k->bus_type = TYPE_IPACK_BUS;
     k->init = ipack_device_dev_init;
     k->exit = ipack_device_dev_exit;
diff --git a/hw/char/ipoctal232.c b/hw/char/ipoctal232.c
index c9698a6..88e2cca 100644
--- a/hw/char/ipoctal232.c
+++ b/hw/char/ipoctal232.c
@@ -585,6 +585,7 @@ static void ipoctal_class_init(ObjectClass *klass, void *data)
     ic->mem_read8   = mem_read8;
     ic->mem_write8  = mem_write8;
 
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc    = "GE IP-Octal 232 8-channel RS-232 IndustryPack";
     dc->props   = ipoctal_properties;
     dc->vmsd    = &vmstate_ipoctal;
diff --git a/hw/char/parallel.c b/hw/char/parallel.c
index ad96ea5..7a3b264 100644
--- a/hw/char/parallel.c
+++ b/hw/char/parallel.c
@@ -607,6 +607,7 @@ static void parallel_isa_class_initfn(ObjectClass *klass, void *data)
 
     dc->realize = parallel_isa_realizefn;
     dc->props = parallel_isa_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo parallel_isa_info = {
diff --git a/hw/char/serial-isa.c b/hw/char/serial-isa.c
index cea8212..5cb77b3 100644
--- a/hw/char/serial-isa.c
+++ b/hw/char/serial-isa.c
@@ -102,6 +102,7 @@ static void serial_isa_class_initfn(ObjectClass *klass, void *data)
     dc->realize = serial_isa_realizefn;
     dc->vmsd = &vmstate_isa_serial;
     dc->props = serial_isa_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo serial_isa_info = {
diff --git a/hw/char/serial-pci.c b/hw/char/serial-pci.c
index a17c702..aec6705 100644
--- a/hw/char/serial-pci.c
+++ b/hw/char/serial-pci.c
@@ -205,6 +205,7 @@ static void serial_pci_class_initfn(ObjectClass *klass, void *data)
     pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL;
     dc->vmsd = &vmstate_pci_serial;
     dc->props = serial_pci_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static void multi_2x_serial_pci_class_initfn(ObjectClass *klass, void *data)
@@ -219,6 +220,7 @@ static void multi_2x_serial_pci_class_initfn(ObjectClass *klass, void *data)
     pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL;
     dc->vmsd = &vmstate_pci_multi_serial;
     dc->props = multi_2x_serial_pci_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static void multi_4x_serial_pci_class_initfn(ObjectClass *klass, void *data)
@@ -233,6 +235,7 @@ static void multi_4x_serial_pci_class_initfn(ObjectClass *klass, void *data)
     pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL;
     dc->vmsd = &vmstate_pci_multi_serial;
     dc->props = multi_4x_serial_pci_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo serial_pci_info = {
diff --git a/hw/char/tpci200.c b/hw/char/tpci200.c
index a199e57..d9e17b2 100644
--- a/hw/char/tpci200.c
+++ b/hw/char/tpci200.c
@@ -652,6 +652,7 @@ static void tpci200_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_BRIDGE_OTHER;
     k->subsystem_vendor_id = PCI_VENDOR_ID_TEWS;
     k->subsystem_id = 0x300A;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc = "TEWS TPCI200 IndustryPack carrier";
     dc->vmsd = &vmstate_tpci200;
 }
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c
index cc3d1dd..da417c7 100644
--- a/hw/char/virtio-serial-bus.c
+++ b/hw/char/virtio-serial-bus.c
@@ -971,6 +971,7 @@ static void virtio_serial_port_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
     k->init = virtser_port_qdev_init;
+    set_bit(DEVICE_CATEGORY_INPUT, k->categories);
     k->bus_type = TYPE_VIRTIO_SERIAL_BUS;
     k->exit = virtser_port_qdev_exit;
     k->unplug = qdev_simple_unplug_cb;
@@ -1017,6 +1018,7 @@ static void virtio_serial_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_serial_device_exit;
     dc->props = virtio_serial_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     vdc->init = virtio_serial_device_init;
     vdc->get_features = get_features;
     vdc->get_config = get_config;
diff --git a/hw/cpu/icc_bus.c b/hw/cpu/icc_bus.c
index 8788144..8e8d763 100644
--- a/hw/cpu/icc_bus.c
+++ b/hw/cpu/icc_bus.c
@@ -101,11 +101,19 @@ static void icc_bridge_init(Object *obj)
     s->icc_bus.apic_address_space = &s->apic_container;
 }
 
+static void icc_bridge_class_init(ObjectClass *oc, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(oc);
+
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
+}
+
 static const TypeInfo icc_bridge_info = {
     .name  = TYPE_ICC_BRIDGE,
     .parent = TYPE_SYS_BUS_DEVICE,
     .instance_init  = icc_bridge_init,
     .instance_size  = sizeof(ICCBridgeState),
+    .class_init = icc_bridge_class_init,
 };
 
 
diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c
index a440575..dbd1f4a 100644
--- a/hw/display/cirrus_vga.c
+++ b/hw/display/cirrus_vga.c
@@ -2937,6 +2937,7 @@ static void isa_cirrus_vga_class_init(ObjectClass *klass, void *data)
     dc->vmsd  = &vmstate_cirrus_vga;
     dc->realize = isa_cirrus_vga_realizefn;
     dc->props = isa_cirrus_vga_properties;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
 }
 
 static const TypeInfo isa_cirrus_vga_info = {
@@ -3002,6 +3003,7 @@ static void cirrus_vga_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_CIRRUS;
     k->device_id = CIRRUS_ID_CLGD5446;
     k->class_id = PCI_CLASS_DISPLAY_VGA;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->desc = "Cirrus CLGD 54xx VGA";
     dc->vmsd = &vmstate_pci_cirrus_vga;
     dc->props = pci_vga_cirrus_properties;
diff --git a/hw/display/g364fb.c b/hw/display/g364fb.c
index 79a0a50..2d3e912 100644
--- a/hw/display/g364fb.c
+++ b/hw/display/g364fb.c
@@ -528,6 +528,7 @@ static void g364fb_sysbus_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = g364fb_sysbus_init;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->desc = "G364 framebuffer";
     dc->reset = g364fb_sysbus_reset;
     dc->vmsd = &vmstate_g364fb;
diff --git a/hw/display/pl110.c b/hw/display/pl110.c
index 60afcf3..31993a7 100644
--- a/hw/display/pl110.c
+++ b/hw/display/pl110.c
@@ -481,6 +481,7 @@ static void pl110_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = pl110_init;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->no_user = 1;
     dc->vmsd = &vmstate_pl110;
 }
@@ -498,6 +499,7 @@ static void pl110_versatile_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = pl110_versatile_init;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->no_user = 1;
     dc->vmsd = &vmstate_pl110;
 }
@@ -515,6 +517,7 @@ static void pl111_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = pl111_init;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->no_user = 1;
     dc->vmsd = &vmstate_pl110;
 }
diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index ddefa06..c537057 100644
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -2323,6 +2323,7 @@ static void qxl_primary_class_init(ObjectClass *klass, void *data)
     k->vendor_id = REDHAT_PCI_VENDOR_ID;
     k->device_id = QXL_DEVICE_ID_STABLE;
     k->class_id = PCI_CLASS_DISPLAY_VGA;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->desc = "Spice QXL GPU (primary, vga compatible)";
     dc->reset = qxl_reset_handler;
     dc->vmsd = &qxl_vmstate;
@@ -2345,6 +2346,7 @@ static void qxl_secondary_class_init(ObjectClass *klass, void *data)
     k->vendor_id = REDHAT_PCI_VENDOR_ID;
     k->device_id = QXL_DEVICE_ID_STABLE;
     k->class_id = PCI_CLASS_DISPLAY_OTHER;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->desc = "Spice QXL GPU (secondary)";
     dc->reset = qxl_reset_handler;
     dc->vmsd = &qxl_vmstate;
diff --git a/hw/display/vga-isa.c b/hw/display/vga-isa.c
index 8d560ec..c2a19ad 100644
--- a/hw/display/vga-isa.c
+++ b/hw/display/vga-isa.c
@@ -87,6 +87,7 @@ static void vga_isa_class_initfn(ObjectClass *klass, void *data)
     dc->reset = vga_isa_reset;
     dc->vmsd = &vmstate_vga_common;
     dc->props = vga_isa_properties;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
 }
 
 static const TypeInfo vga_isa_info = {
diff --git a/hw/display/vga-pci.c b/hw/display/vga-pci.c
index 3e150ab..b3a45c8 100644
--- a/hw/display/vga-pci.c
+++ b/hw/display/vga-pci.c
@@ -198,6 +198,7 @@ static void vga_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_DISPLAY_VGA;
     dc->vmsd = &vmstate_vga_pci;
     dc->props = vga_pci_properties;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
 }
 
 static const TypeInfo vga_info = {
diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c
index 3536cde..a6a8cdc 100644
--- a/hw/display/vmware_vga.c
+++ b/hw/display/vmware_vga.c
@@ -1306,6 +1306,7 @@ static void vmsvga_class_init(ObjectClass *klass, void *data)
     dc->reset = vmsvga_reset;
     dc->vmsd = &vmstate_vmware_vga;
     dc->props = vga_vmware_properties;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
 }
 
 static const TypeInfo vmsvga_info = {
diff --git a/hw/i2c/bitbang_i2c.c b/hw/i2c/bitbang_i2c.c
index 5f8b972..371f4d5 100644
--- a/hw/i2c/bitbang_i2c.c
+++ b/hw/i2c/bitbang_i2c.c
@@ -227,6 +227,7 @@ static void gpio_i2c_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = gpio_i2c_init;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->desc = "Virtual GPIO to I2C bridge";
 }
 
diff --git a/hw/i2c/core.c b/hw/i2c/core.c
index 22ef3b9..72bccbf 100644
--- a/hw/i2c/core.c
+++ b/hw/i2c/core.c
@@ -224,6 +224,7 @@ static void i2c_slave_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
     k->init = i2c_slave_qdev_init;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, k->categories);
     k->bus_type = TYPE_I2C_BUS;
     k->props = i2c_props;
 }
diff --git a/hw/i386/kvm/pci-assign.c b/hw/i386/kvm/pci-assign.c
index ff33dc8..5618173 100644
--- a/hw/i386/kvm/pci-assign.c
+++ b/hw/i386/kvm/pci-assign.c
@@ -1856,6 +1856,7 @@ static void assign_class_init(ObjectClass *klass, void *data)
     dc->props       = assigned_dev_properties;
     dc->vmsd        = &vmstate_assigned_device;
     dc->reset       = reset_assigned_device;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->desc        = "KVM-based PCI passthrough";
 }
 
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index 419adde..ef3f199 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -1338,6 +1338,7 @@ static void sysbus_ahci_class_init(ObjectClass *klass, void *data)
     dc->vmsd = &vmstate_sysbus_ahci;
     dc->props = sysbus_ahci_properties;
     dc->reset = sysbus_ahci_reset;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo sysbus_ahci_info = {
diff --git a/hw/ide/ich.c b/hw/ide/ich.c
index 4eb5488..bff952b 100644
--- a/hw/ide/ich.c
+++ b/hw/ide/ich.c
@@ -160,6 +160,7 @@ static void ich_ahci_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_STORAGE_SATA;
     dc->vmsd = &vmstate_ich9_ahci;
     dc->reset = pci_ich9_reset;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo ich_ahci_info = {
diff --git a/hw/ide/isa.c b/hw/ide/isa.c
index 7243c82..bbc8c6b 100644
--- a/hw/ide/isa.c
+++ b/hw/ide/isa.c
@@ -118,6 +118,7 @@ static void isa_ide_class_initfn(ObjectClass *klass, void *data)
     dc->fw_name = "ide";
     dc->reset = isa_ide_reset;
     dc->props = isa_ide_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo isa_ide_info = {
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index 58532fe..56cf00e 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -248,6 +248,7 @@ static void piix3_ide_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_82371SB_1;
     k->class_id = PCI_CLASS_STORAGE_IDE;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->no_user = 1;
 }
 
@@ -267,6 +268,7 @@ static void piix3_ide_xen_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_82371SB_1;
     k->class_id = PCI_CLASS_STORAGE_IDE;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->no_user = 1;
     dc->unplug = pci_piix3_xen_ide_unplug;
 }
@@ -289,6 +291,7 @@ static void piix4_ide_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_82371AB;
     k->class_id = PCI_CLASS_STORAGE_IDE;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->no_user = 1;
 }
 
diff --git a/hw/ide/qdev.c b/hw/ide/qdev.c
index 6a272b0..1d84e15 100644
--- a/hw/ide/qdev.c
+++ b/hw/ide/qdev.c
@@ -282,6 +282,7 @@ static void ide_device_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
     k->init = ide_qdev_init;
+    set_bit(DEVICE_CATEGORY_STORAGE, k->categories);
     k->bus_type = TYPE_IDE_BUS;
     k->props = ide_props;
 }
diff --git a/hw/ide/via.c b/hw/ide/via.c
index 5a83191..d324884 100644
--- a/hw/ide/via.c
+++ b/hw/ide/via.c
@@ -223,6 +223,7 @@ static void via_ide_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_VIA_IDE;
     k->revision = 0x06;
     k->class_id = PCI_CLASS_STORAGE_IDE;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->no_user = 1;
 }
 
diff --git a/hw/isa/i82378.c b/hw/isa/i82378.c
index b25ed04..21a60db 100644
--- a/hw/isa/i82378.c
+++ b/hw/isa/i82378.c
@@ -261,6 +261,7 @@ static void pci_i82378_class_init(ObjectClass *klass, void *data)
     k->subsystem_vendor_id = 0x0;
     k->subsystem_id = 0x0;
     dc->vmsd = &vmstate_pci_i82378;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->props = i82378_properties;
 }
 
diff --git a/hw/isa/lpc_ich9.c b/hw/isa/lpc_ich9.c
index d1921aa..1ab539e 100644
--- a/hw/isa/lpc_ich9.c
+++ b/hw/isa/lpc_ich9.c
@@ -600,6 +600,7 @@ static void ich9_lpc_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
 
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->reset = ich9_lpc_reset;
     k->init = ich9_lpc_initfn;
     dc->vmsd = &vmstate_ich9_lpc;
diff --git a/hw/isa/vt82c686.c b/hw/isa/vt82c686.c
index 2174eaa..4ed0559 100644
--- a/hw/isa/vt82c686.c
+++ b/hw/isa/vt82c686.c
@@ -281,6 +281,7 @@ static void via_ac97_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_VIA_AC97;
     k->revision = 0x50;
     k->class_id = PCI_CLASS_MULTIMEDIA_AUDIO;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "AC97";
 }
 
@@ -322,6 +323,7 @@ static void via_mc97_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_VIA_MC97;
     k->class_id = PCI_CLASS_COMMUNICATION_OTHER;
     k->revision = 0x30;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->desc = "MC97";
 }
 
@@ -401,6 +403,7 @@ static void via_pm_class_init(ObjectClass *klass, void *data)
     k->revision = 0x40;
     dc->desc = "PM";
     dc->vmsd = &vmstate_acpi;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->props = via_pm_properties;
 }
 
diff --git a/hw/misc/applesmc.c b/hw/misc/applesmc.c
index bfafa51..fe2f966 100644
--- a/hw/misc/applesmc.c
+++ b/hw/misc/applesmc.c
@@ -263,6 +263,7 @@ static void qdev_applesmc_class_init(ObjectClass *klass, void *data)
     dc->realize = applesmc_isa_realize;
     dc->reset = qdev_applesmc_isa_reset;
     dc->props = applesmc_isa_properties;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo applesmc_isa_info = {
diff --git a/hw/misc/debugexit.c b/hw/misc/debugexit.c
index d754cf1..9db5680 100644
--- a/hw/misc/debugexit.c
+++ b/hw/misc/debugexit.c
@@ -58,6 +58,7 @@ static void debug_exit_class_initfn(ObjectClass *klass, void *data)
 
     dc->realize = debug_exit_realizefn;
     dc->props = debug_exit_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo debug_exit_info = {
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index 4a74856..2838866 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -821,6 +821,7 @@ static void ivshmem_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_MEMORY_RAM;
     dc->reset = ivshmem_reset;
     dc->props = ivshmem_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo ivshmem_info = {
diff --git a/hw/misc/pc-testdev.c b/hw/misc/pc-testdev.c
index 5867c70..18e94e0 100644
--- a/hw/misc/pc-testdev.c
+++ b/hw/misc/pc-testdev.c
@@ -188,6 +188,7 @@ static void testdev_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->realize = testdev_realizefn;
 }
 
diff --git a/hw/misc/pci-testdev.c b/hw/misc/pci-testdev.c
index d69ff33..ca53b3f 100644
--- a/hw/misc/pci-testdev.c
+++ b/hw/misc/pci-testdev.c
@@ -315,6 +315,7 @@ static void pci_testdev_class_init(ObjectClass *klass, void *data)
     k->revision = 0x00;
     k->class_id = PCI_CLASS_OTHERS;
     dc->desc = "PCI Test Device";
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->reset = qdev_pci_testdev_reset;
 }
 
diff --git a/hw/misc/sga.c b/hw/misc/sga.c
index 08803e7..83d2fd9 100644
--- a/hw/misc/sga.c
+++ b/hw/misc/sga.c
@@ -47,6 +47,7 @@ static void sga_class_initfn(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     dc->realize = sga_realizefn;
     dc->desc = "Serial Graphics Adapter";
 }
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index ad8ce77..017e693 100644
--- a/hw/misc/vfio.c
+++ b/hw/misc/vfio.c
@@ -3299,6 +3299,7 @@ static void vfio_pci_dev_class_init(ObjectClass *klass, void *data)
     dc->props = vfio_pci_dev_properties;
     dc->vmsd = &vfio_pci_vmstate;
     dc->desc = "VFIO-based PCI device assignment";
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     pdc->init = vfio_initfn;
     pdc->exit = vfio_exitfn;
     pdc->config_read = vfio_pci_read_config;
diff --git a/hw/net/e1000.c b/hw/net/e1000.c
index b952d8d..fdb1f89 100644
--- a/hw/net/e1000.c
+++ b/hw/net/e1000.c
@@ -1400,6 +1400,7 @@ static void e1000_class_init(ObjectClass *klass, void *data)
     k->device_id = E1000_DEVID;
     k->revision = 0x03;
     k->class_id = PCI_CLASS_NETWORK_ETHERNET;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->desc = "Intel Gigabit Ethernet";
     dc->reset = qdev_e1000_reset;
     dc->vmsd = &vmstate_e1000;
diff --git a/hw/net/eepro100.c b/hw/net/eepro100.c
index 3dc4937..543db29 100644
--- a/hw/net/eepro100.c
+++ b/hw/net/eepro100.c
@@ -2082,6 +2082,7 @@ static void eepro100_class_init(ObjectClass *klass, void *data)
 
     info = eepro100_get_class_by_name(object_class_get_name(klass));
 
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->props = e100_properties;
     dc->desc = info->desc;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
diff --git a/hw/net/lance.c b/hw/net/lance.c
index 98bcdfc..1be7b72 100644
--- a/hw/net/lance.c
+++ b/hw/net/lance.c
@@ -150,6 +150,7 @@ static void lance_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = lance_init;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->fw_name = "ethernet";
     dc->reset = lance_reset;
     dc->vmsd = &vmstate_lance;
diff --git a/hw/net/mipsnet.c b/hw/net/mipsnet.c
index 9080850..61578ed 100644
--- a/hw/net/mipsnet.c
+++ b/hw/net/mipsnet.c
@@ -264,6 +264,7 @@ static void mipsnet_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = mipsnet_sysbus_init;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->desc = "MIPS Simulator network device";
     dc->reset = mipsnet_sysbus_reset;
     dc->vmsd = &vmstate_mipsnet;
diff --git a/hw/net/ne2000-isa.c b/hw/net/ne2000-isa.c
index e3c8076..26b83ce 100644
--- a/hw/net/ne2000-isa.c
+++ b/hw/net/ne2000-isa.c
@@ -98,6 +98,7 @@ static void isa_ne2000_class_initfn(ObjectClass *klass, void *data)
 
     dc->realize = isa_ne2000_realizefn;
     dc->props = ne2000_isa_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo ne2000_isa_info = {
diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c
index 8d43fd9..31afd28 100644
--- a/hw/net/ne2000.c
+++ b/hw/net/ne2000.c
@@ -772,6 +772,7 @@ static void ne2000_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_NETWORK_ETHERNET;
     dc->vmsd = &vmstate_pci_ne2000;
     dc->props = ne2000_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo ne2000_info = {
diff --git a/hw/net/opencores_eth.c b/hw/net/opencores_eth.c
index 4637557..513f345 100644
--- a/hw/net/opencores_eth.c
+++ b/hw/net/opencores_eth.c
@@ -713,6 +713,7 @@ static void open_eth_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = sysbus_open_eth_init;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->desc = "Opencores 10/100 Mbit Ethernet";
     dc->reset = qdev_open_eth_reset;
     dc->props = open_eth_properties;
diff --git a/hw/net/pcnet-pci.c b/hw/net/pcnet-pci.c
index 6ef28f7..2c2301c 100644
--- a/hw/net/pcnet-pci.c
+++ b/hw/net/pcnet-pci.c
@@ -366,6 +366,7 @@ static void pcnet_class_init(ObjectClass *klass, void *data)
     dc->reset = pci_reset;
     dc->vmsd = &vmstate_pci_pcnet;
     dc->props = pcnet_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo pcnet_info = {
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 6552034..ee3b690 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -3563,6 +3563,7 @@ static void rtl8139_class_init(ObjectClass *klass, void *data)
     dc->reset = rtl8139_reset;
     dc->vmsd = &vmstate_rtl8139;
     dc->props = rtl8139_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo rtl8139_info = {
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 679f50c..aa1880c 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -1638,6 +1638,7 @@ static void virtio_net_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_net_device_exit;
     dc->props = virtio_net_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     vdc->init = virtio_net_device_init;
     vdc->get_config = virtio_net_get_config;
     vdc->set_config = virtio_net_set_config;
diff --git a/hw/net/vmxnet3.c b/hw/net/vmxnet3.c
index b39ff08..fc386fd 100644
--- a/hw/net/vmxnet3.c
+++ b/hw/net/vmxnet3.c
@@ -2453,6 +2453,7 @@ static void vmxnet3_class_init(ObjectClass *class, void *data)
     dc->reset = vmxnet3_qdev_reset;
     dc->vmsd = &vmstate_vmxnet3;
     dc->props = vmxnet3_properties;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo vmxnet3_info = {
diff --git a/hw/pci-bridge/i82801b11.c b/hw/pci-bridge/i82801b11.c
index b98bfb0..3059a1c 100644
--- a/hw/pci-bridge/i82801b11.c
+++ b/hw/pci-bridge/i82801b11.c
@@ -81,12 +81,14 @@ err_bridge:
 static void i82801b11_bridge_class_init(ObjectClass *klass, void *data)
 {
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
     k->is_bridge = 1;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_INTEL_82801BA_11;
     k->revision = ICH9_D2P_A2_REVISION;
     k->init = i82801b11_bridge_initfn;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
 }
 
 static const TypeInfo i82801b11_bridge_info = {
diff --git a/hw/pci-bridge/ioh3420.c b/hw/pci-bridge/ioh3420.c
index bb541eb..974e9b3 100644
--- a/hw/pci-bridge/ioh3420.c
+++ b/hw/pci-bridge/ioh3420.c
@@ -220,6 +220,7 @@ static void ioh3420_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_INTEL;
     k->device_id = PCI_DEVICE_ID_IOH_EPORT;
     k->revision = PCI_DEVICE_ID_IOH_REV;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->desc = "Intel IOH device id 3420 PCIE Root Port";
     dc->reset = ioh3420_reset;
     dc->vmsd = &vmstate_ioh3420;
diff --git a/hw/pci-bridge/pci_bridge_dev.c b/hw/pci-bridge/pci_bridge_dev.c
index 5f11323..b2a47e6 100644
--- a/hw/pci-bridge/pci_bridge_dev.c
+++ b/hw/pci-bridge/pci_bridge_dev.c
@@ -141,6 +141,7 @@ static void pci_bridge_dev_class_init(ObjectClass *klass, void *data)
     dc->reset = qdev_pci_bridge_dev_reset;
     dc->props = pci_bridge_dev_properties;
     dc->vmsd = &pci_bridge_dev_vmstate;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
 }
 
 static const TypeInfo pci_bridge_dev_info = {
diff --git a/hw/pci-bridge/xio3130_downstream.c b/hw/pci-bridge/xio3130_downstream.c
index 1810dd2..94fa4a1 100644
--- a/hw/pci-bridge/xio3130_downstream.c
+++ b/hw/pci-bridge/xio3130_downstream.c
@@ -187,6 +187,7 @@ static void xio3130_downstream_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_TI;
     k->device_id = PCI_DEVICE_ID_TI_XIO3130D;
     k->revision = XIO3130_REVISION;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->desc = "TI X3130 Downstream Port of PCI Express Switch";
     dc->reset = xio3130_downstream_reset;
     dc->vmsd = &vmstate_xio3130_downstream;
diff --git a/hw/pci-bridge/xio3130_upstream.c b/hw/pci-bridge/xio3130_upstream.c
index 8e0d97a..0d21c7b 100644
--- a/hw/pci-bridge/xio3130_upstream.c
+++ b/hw/pci-bridge/xio3130_upstream.c
@@ -161,6 +161,7 @@ static void xio3130_upstream_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_TI;
     k->device_id = PCI_DEVICE_ID_TI_XIO3130U;
     k->revision = XIO3130_REVISION;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->desc = "TI X3130 Upstream Port of PCI Express Switch";
     dc->reset = xio3130_upstream_reset;
     dc->vmsd = &vmstate_xio3130_upstream;
diff --git a/hw/pci-host/apb.c b/hw/pci-host/apb.c
index 3756ce9..28f03cd 100644
--- a/hw/pci-host/apb.c
+++ b/hw/pci-host/apb.c
@@ -536,6 +536,7 @@ static void pbm_host_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = pci_pbm_init_device;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->reset = pci_pbm_reset;
 }
 
@@ -558,6 +559,7 @@ static void pbm_pci_bridge_class_init(ObjectClass *klass, void *data)
     k->revision = 0x11;
     k->config_write = pci_bridge_write_config;
     k->is_bridge = 1;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->reset = pci_bridge_reset;
     dc->vmsd = &vmstate_pci_device;
 }
diff --git a/hw/pci-host/ppce500.c b/hw/pci-host/ppce500.c
index 646204e..f13e56c 100644
--- a/hw/pci-host/ppce500.c
+++ b/hw/pci-host/ppce500.c
@@ -407,6 +407,7 @@ static void e500_pcihost_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = e500_pcihost_initfn;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->props = pcihost_properties;
     dc->vmsd = &vmstate_ppce500_pci;
 }
diff --git a/hw/pci-host/prep.c b/hw/pci-host/prep.c
index b41d564..4cb9a99 100644
--- a/hw/pci-host/prep.c
+++ b/hw/pci-host/prep.c
@@ -210,6 +210,7 @@ static void raven_pcihost_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->realize = raven_pcihost_realizefn;
     dc->fw_name = "pci";
     dc->no_user = 1;
diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 6b1b3b7..a28befa 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -78,6 +78,7 @@ static void q35_host_class_init(ObjectClass *klass, void *data)
     hc->root_bus_path = q35_host_root_bus_path;
     dc->realize = q35_host_realize;
     dc->props = mch_props;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->fw_name = "pci";
 }
 
@@ -306,6 +307,7 @@ static void mch_class_init(ObjectClass *klass, void *data)
     k->init = mch_init;
     k->config_write = mch_write_config;
     dc->reset = mch_reset;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->desc = "Host bridge";
     dc->vmsd = &vmstate_mch;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
diff --git a/hw/scsi/esp-pci.c b/hw/scsi/esp-pci.c
index 2ac21d4..d7ec173 100644
--- a/hw/scsi/esp-pci.c
+++ b/hw/scsi/esp-pci.c
@@ -392,6 +392,7 @@ static void esp_pci_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_AMD_SCSI;
     k->revision = 0x10;
     k->class_id = PCI_CLASS_STORAGE_SCSI;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->desc = "AMD Am53c974 PCscsi-PCI SCSI adapter";
     dc->reset = esp_pci_hard_reset;
     dc->vmsd = &vmstate_esp_pci_scsi;
@@ -512,6 +513,7 @@ static void dc390_class_init(ObjectClass *klass, void *data)
     k->init = dc390_scsi_init;
     k->config_read = dc390_read_config;
     k->config_write = dc390_write_config;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->desc = "Tekram DC-390 SCSI adapter";
 }
 
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c
index 94639b8..101e957 100644
--- a/hw/scsi/esp.c
+++ b/hw/scsi/esp.c
@@ -720,6 +720,7 @@ static void sysbus_esp_class_init(ObjectClass *klass, void *data)
     dc->realize = sysbus_esp_realize;
     dc->reset = sysbus_esp_hard_reset;
     dc->vmsd = &vmstate_sysbus_esp_scsi;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo sysbus_esp_info = {
diff --git a/hw/scsi/lsi53c895a.c b/hw/scsi/lsi53c895a.c
index 776e31a..611f2aa 100644
--- a/hw/scsi/lsi53c895a.c
+++ b/hw/scsi/lsi53c895a.c
@@ -2141,6 +2141,7 @@ static void lsi_class_init(ObjectClass *klass, void *data)
     k->subsystem_id = 0x1000;
     dc->reset = lsi_scsi_reset;
     dc->vmsd = &vmstate_lsi_scsi;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static const TypeInfo lsi_info = {
diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c
index eb52164..a6d5285 100644
--- a/hw/scsi/megasas.c
+++ b/hw/scsi/megasas.c
@@ -2213,6 +2213,7 @@ static void megasas_class_init(ObjectClass *oc, void *data)
     dc->props = megasas_properties;
     dc->reset = megasas_scsi_reset;
     dc->vmsd = &vmstate_megasas;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->desc = "LSI MegaRAID SAS 1078";
 }
 
diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c
index b5a863a..fbf9173 100644
--- a/hw/scsi/scsi-bus.c
+++ b/hw/scsi/scsi-bus.c
@@ -1881,6 +1881,7 @@ const VMStateDescription vmstate_scsi_device = {
 static void scsi_device_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *k = DEVICE_CLASS(klass);
+    set_bit(DEVICE_CATEGORY_STORAGE, k->categories);
     k->bus_type = TYPE_SCSI_BUS;
     k->init     = scsi_qdev_init;
     k->unplug   = scsi_qdev_unplug;
diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 785e93f..9e770fb 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -267,6 +267,7 @@ static void vhost_scsi_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = vhost_scsi_exit;
     dc->props = vhost_scsi_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     vdc->init = vhost_scsi_init;
     vdc->get_features = vhost_scsi_get_features;
     vdc->set_config = vhost_scsi_set_config;
diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
index 42cb73b..05da56b 100644
--- a/hw/scsi/virtio-scsi.c
+++ b/hw/scsi/virtio-scsi.c
@@ -669,8 +669,10 @@ static Property virtio_scsi_properties[] = {
 static void virtio_scsi_common_class_init(ObjectClass *klass, void *data)
 {
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
     vdc->get_config = virtio_scsi_get_config;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
 }
 
 static void virtio_scsi_class_init(ObjectClass *klass, void *data)
@@ -679,6 +681,7 @@ static void virtio_scsi_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_scsi_device_exit;
     dc->props = virtio_scsi_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     vdc->init = virtio_scsi_device_init;
     vdc->set_config = virtio_scsi_set_config;
     vdc->get_features = virtio_scsi_get_features;
diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c
index e1074e1..d42b359 100644
--- a/hw/scsi/vmw_pvscsi.c
+++ b/hw/scsi/vmw_pvscsi.c
@@ -1197,6 +1197,7 @@ static void pvscsi_class_init(ObjectClass *klass, void *data)
     dc->reset = pvscsi_reset;
     dc->vmsd = &vmstate_pvscsi;
     dc->props = pvscsi_properties;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     k->config_write = pvscsi_write_config;
 }
 
diff --git a/hw/usb/ccid-card-emulated.c b/hw/usb/ccid-card-emulated.c
index deb6d47..aa913df 100644
--- a/hw/usb/ccid-card-emulated.c
+++ b/hw/usb/ccid-card-emulated.c
@@ -592,6 +592,7 @@ static void emulated_class_initfn(ObjectClass *klass, void *data)
     cc->exitfn = emulated_exitfn;
     cc->get_atr = emulated_get_atr;
     cc->apdu_from_guest = emulated_apdu_from_guest;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc = "emulated smartcard";
     dc->props = emulated_card_properties;
 }
diff --git a/hw/usb/ccid-card-passthru.c b/hw/usb/ccid-card-passthru.c
index 5f01ff1..10f1d30 100644
--- a/hw/usb/ccid-card-passthru.c
+++ b/hw/usb/ccid-card-passthru.c
@@ -392,6 +392,7 @@ static void passthru_class_initfn(ObjectClass *klass, void *data)
     cc->exitfn = passthru_exitfn;
     cc->get_atr = passthru_get_atr;
     cc->apdu_from_guest = passthru_apdu_from_guest;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc = "passthrough smartcard";
     dc->vmsd = &passthru_vmstate;
     dc->props = passthru_card_properties;
diff --git a/hw/usb/dev-audio.c b/hw/usb/dev-audio.c
index 04933a9..c5420eb 100644
--- a/hw/usb/dev-audio.c
+++ b/hw/usb/dev-audio.c
@@ -673,6 +673,7 @@ static void usb_audio_class_init(ObjectClass *klass, void *data)
 
     dc->vmsd          = &vmstate_usb_audio;
     dc->props         = usb_audio_properties;
+    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     k->product_desc   = "QEMU USB Audio Interface";
     k->usb_desc       = &desc_audio;
     k->init           = usb_audio_initfn;
diff --git a/hw/usb/dev-bluetooth.c b/hw/usb/dev-bluetooth.c
index 68cc1d4..f2fc2a8 100644
--- a/hw/usb/dev-bluetooth.c
+++ b/hw/usb/dev-bluetooth.c
@@ -553,6 +553,7 @@ static void usb_bt_class_initfn(ObjectClass *klass, void *data)
     uc->handle_data    = usb_bt_handle_data;
     uc->handle_destroy = usb_bt_handle_destroy;
     dc->vmsd = &vmstate_usb_bt;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 }
 
 static const TypeInfo bt_info = {
diff --git a/hw/usb/dev-hid.c b/hw/usb/dev-hid.c
index 31f3cde..66c6331 100644
--- a/hw/usb/dev-hid.c
+++ b/hw/usb/dev-hid.c
@@ -658,6 +658,7 @@ static void usb_tablet_class_initfn(ObjectClass *klass, void *data)
     uc->product_desc   = "QEMU USB Tablet";
     dc->vmsd = &vmstate_usb_ptr;
     dc->props = usb_tablet_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo usb_tablet_info = {
@@ -677,6 +678,7 @@ static void usb_mouse_class_initfn(ObjectClass *klass, void *data)
     uc->product_desc   = "QEMU USB Mouse";
     uc->usb_desc       = &desc_mouse;
     dc->vmsd = &vmstate_usb_ptr;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo usb_mouse_info = {
@@ -696,6 +698,7 @@ static void usb_keyboard_class_initfn(ObjectClass *klass, void *data)
     uc->product_desc   = "QEMU USB Keyboard";
     uc->usb_desc       = &desc_keyboard;
     dc->vmsd = &vmstate_usb_kbd;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo usb_keyboard_info = {
diff --git a/hw/usb/dev-hub.c b/hw/usb/dev-hub.c
index 0b71abd..6bb3d54 100644
--- a/hw/usb/dev-hub.c
+++ b/hw/usb/dev-hub.c
@@ -574,6 +574,7 @@ static void usb_hub_class_initfn(ObjectClass *klass, void *data)
     uc->handle_control = usb_hub_handle_control;
     uc->handle_data    = usb_hub_handle_data;
     uc->handle_destroy = usb_hub_handle_destroy;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
     dc->fw_name = "hub";
     dc->vmsd = &vmstate_usb_hub;
 }
diff --git a/hw/usb/dev-network.c b/hw/usb/dev-network.c
index 5473ac2..660d774 100644
--- a/hw/usb/dev-network.c
+++ b/hw/usb/dev-network.c
@@ -1429,6 +1429,7 @@ static void usb_net_class_initfn(ObjectClass *klass, void *data)
     uc->handle_control = usb_net_handle_control;
     uc->handle_data    = usb_net_handle_data;
     uc->handle_destroy = usb_net_handle_destroy;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->fw_name = "network";
     dc->vmsd = &vmstate_usb_net;
     dc->props = net_properties;
diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c
index 2fc8a3b..0b150d4 100644
--- a/hw/usb/dev-serial.c
+++ b/hw/usb/dev-serial.c
@@ -590,6 +590,7 @@ static void usb_serial_class_initfn(ObjectClass *klass, void *data)
     uc->handle_data    = usb_serial_handle_data;
     dc->vmsd = &vmstate_usb_serial;
     dc->props = serial_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo serial_info = {
@@ -617,6 +618,7 @@ static void usb_braille_class_initfn(ObjectClass *klass, void *data)
     uc->handle_data    = usb_serial_handle_data;
     dc->vmsd = &vmstate_usb_serial;
     dc->props = braille_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo braille_info = {
diff --git a/hw/usb/dev-smartcard-reader.c b/hw/usb/dev-smartcard-reader.c
index b33eb25..2233c54 100644
--- a/hw/usb/dev-smartcard-reader.c
+++ b/hw/usb/dev-smartcard-reader.c
@@ -1449,6 +1449,7 @@ static void ccid_class_initfn(ObjectClass *klass, void *data)
     dc->desc = "CCID Rev 1.1 smartcard reader";
     dc->vmsd = &ccid_vmstate;
     dc->props = ccid_properties;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo ccid_info = {
diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c
index 1954811..a8dc2fa 100644
--- a/hw/usb/dev-storage.c
+++ b/hw/usb/dev-storage.c
@@ -746,6 +746,7 @@ static void usb_msd_class_initfn_common(ObjectClass *klass)
     uc->handle_reset   = usb_msd_handle_reset;
     uc->handle_control = usb_msd_handle_control;
     uc->handle_data    = usb_msd_handle_data;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->fw_name = "storage";
     dc->vmsd = &vmstate_usb_msd;
 }
diff --git a/hw/usb/dev-uas.c b/hw/usb/dev-uas.c
index 6efab62..63ad12e 100644
--- a/hw/usb/dev-uas.c
+++ b/hw/usb/dev-uas.c
@@ -916,6 +916,7 @@ static void usb_uas_class_initfn(ObjectClass *klass, void *data)
     uc->handle_control = usb_uas_handle_control;
     uc->handle_data    = usb_uas_handle_data;
     uc->handle_destroy = usb_uas_handle_destroy;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->fw_name = "storage";
     dc->vmsd = &vmstate_usb_uas;
 }
diff --git a/hw/usb/dev-wacom.c b/hw/usb/dev-wacom.c
index 3be5cde..1b09235 100644
--- a/hw/usb/dev-wacom.c
+++ b/hw/usb/dev-wacom.c
@@ -362,6 +362,7 @@ static void usb_wacom_class_init(ObjectClass *klass, void *data)
     uc->handle_control = usb_wacom_handle_control;
     uc->handle_data    = usb_wacom_handle_data;
     uc->handle_destroy = usb_wacom_handle_destroy;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->desc = "QEMU PenPartner Tablet";
     dc->vmsd = &vmstate_usb_wacom;
 }
diff --git a/hw/usb/hcd-ehci-pci.c b/hw/usb/hcd-ehci-pci.c
index 5d229bc..720dc93 100644
--- a/hw/usb/hcd-ehci-pci.c
+++ b/hw/usb/hcd-ehci-pci.c
@@ -140,11 +140,13 @@ static const TypeInfo ehci_pci_type_info = {
 static void ehci_data_class_init(ObjectClass *klass, void *data)
 {
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
     EHCIPCIInfo *i = data;
 
     k->vendor_id = i->vendor_id;
     k->device_id = i->device_id;
     k->revision = i->revision;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static struct EHCIPCIInfo ehci_pci_info[] = {
diff --git a/hw/usb/hcd-ehci-sysbus.c b/hw/usb/hcd-ehci-sysbus.c
index 54147b5..c8f23e4 100644
--- a/hw/usb/hcd-ehci-sysbus.c
+++ b/hw/usb/hcd-ehci-sysbus.c
@@ -70,6 +70,7 @@ static void ehci_sysbus_class_init(ObjectClass *klass, void *data)
     dc->realize = usb_ehci_sysbus_realize;
     dc->vmsd = &vmstate_ehci_sysbus;
     dc->props = ehci_sysbus_properties;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo ehci_type_info = {
@@ -85,7 +86,9 @@ static const TypeInfo ehci_type_info = {
 static void ehci_xlnx_class_init(ObjectClass *oc, void *data)
 {
     SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
 
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
     sec->capsbase = 0x100;
     sec->opregbase = 0x140;
 }
@@ -99,9 +102,11 @@ static const TypeInfo ehci_xlnx_type_info = {
 static void ehci_exynos4210_class_init(ObjectClass *oc, void *data)
 {
     SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
 
     sec->capsbase = 0x0;
     sec->opregbase = 0x10;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo ehci_exynos4210_type_info = {
@@ -113,9 +118,11 @@ static const TypeInfo ehci_exynos4210_type_info = {
 static void ehci_tegra2_class_init(ObjectClass *oc, void *data)
 {
     SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
 
     sec->capsbase = 0x100;
     sec->opregbase = 0x140;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo ehci_tegra2_type_info = {
@@ -183,11 +190,13 @@ static void fusbh200_ehci_init(Object *obj)
 static void fusbh200_ehci_class_init(ObjectClass *oc, void *data)
 {
     SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
 
     sec->capsbase = 0x0;
     sec->opregbase = 0x10;
     sec->portscbase = 0x20;
     sec->portnr = 1;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
 }
 
 static const TypeInfo ehci_fusbh200_type_info = {
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index 2bab8ff..efabeb1 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -1917,6 +1917,7 @@ static void ohci_pci_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_APPLE_IPID_USB;
     k->class_id = PCI_CLASS_SERIAL_USB;
     k->no_hotplug = 1;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
     dc->desc = "Apple USB Controller";
     dc->props = ohci_pci_properties;
 }
@@ -1939,6 +1940,7 @@ static void ohci_sysbus_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
 
     dc->realize = ohci_realize_pxa;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
     dc->desc = "OHCI USB Controller";
     dc->props = ohci_sysbus_properties;
 }
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c
index 066072e..96bfa8b 100644
--- a/hw/usb/hcd-uhci.c
+++ b/hw/usb/hcd-uhci.c
@@ -1315,6 +1315,7 @@ static void uhci_class_init(ObjectClass *klass, void *data)
     k->no_hotplug = 1;
     dc->vmsd = &vmstate_uhci;
     dc->props = uhci_properties;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
     u->info = *info;
 }
 
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index 9ba3e3e..90ae95b 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -3591,6 +3591,7 @@ static void xhci_class_init(ObjectClass *klass, void *data)
     dc->vmsd    = &vmstate_xhci;
     dc->props   = xhci_properties;
     dc->reset   = xhci_reset;
+    set_bit(DEVICE_CATEGORY_MANAGEMENT, dc->categories);
     k->init         = usb_xhci_initfn;
     k->vendor_id    = PCI_VENDOR_ID_NEC;
     k->device_id    = PCI_DEVICE_ID_NEC_UPD720200;
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
index e2f3cc8..d58467e 100644
--- a/hw/usb/host-libusb.c
+++ b/hw/usb/host-libusb.c
@@ -1351,6 +1351,7 @@ static void usb_host_class_initfn(ObjectClass *klass, void *data)
     uc->flush_ep_queue = usb_host_flush_ep_queue;
     dc->vmsd = &vmstate_usb_host;
     dc->props = usb_host_dev_properties;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
 }
 
 static TypeInfo usb_host_dev_info = {
diff --git a/hw/usb/host-linux.c b/hw/usb/host-linux.c
index ca09a89..8d04b8f 100644
--- a/hw/usb/host-linux.c
+++ b/hw/usb/host-linux.c
@@ -1530,6 +1530,7 @@ static void usb_host_class_initfn(ObjectClass *klass, void *data)
     uc->handle_destroy = usb_host_handle_destroy;
     dc->vmsd = &vmstate_usb_host;
     dc->props = usb_host_dev_properties;
+    set_bit(DEVICE_CATEGORY_ASSEMBLY, dc->categories);
 }
 
 static const TypeInfo usb_host_dev_info = {
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index a594e95..8b8c010 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -2362,6 +2362,7 @@ static void usbredir_class_initfn(ObjectClass *klass, void *data)
     uc->ep_stopped     = usbredir_ep_stopped;
     dc->vmsd           = &usbredir_vmstate;
     dc->props          = usbredir_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo usbredir_dev_info = {
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 3fa72a9..0c63ce6 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -392,6 +392,7 @@ static void virtio_balloon_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_balloon_device_exit;
     dc->props = virtio_balloon_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     vdc->init = virtio_balloon_device_init;
     vdc->get_config = virtio_balloon_get_config;
     vdc->set_config = virtio_balloon_set_config;
diff --git a/hw/virtio/virtio-mmio.c b/hw/virtio/virtio-mmio.c
index 54d6679..88cf994 100644
--- a/hw/virtio/virtio-mmio.c
+++ b/hw/virtio/virtio-mmio.c
@@ -370,6 +370,7 @@ static void virtio_mmio_class_init(ObjectClass *klass, void *data)
 
     dc->realize = virtio_mmio_realizefn;
     dc->reset = virtio_mmio_reset;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo virtio_mmio_info = {
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index c38cfd1..d37037e 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -911,6 +911,7 @@ static void virtio_9p_pci_class_init(ObjectClass *klass, void *data)
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
     pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
     pcidev_k->class_id = 0x2;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->props = virtio_9p_pci_properties;
 }
 
@@ -1065,6 +1066,7 @@ static void virtio_blk_pci_class_init(ObjectClass *klass, void *data)
     VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
 
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->props = virtio_blk_pci_properties;
     k->init = virtio_blk_pci_init;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
@@ -1135,6 +1137,7 @@ static void virtio_scsi_pci_class_init(ObjectClass *klass, void *data)
     VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
     k->init = virtio_scsi_pci_init_pci;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->props = virtio_scsi_pci_properties;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
@@ -1191,6 +1194,7 @@ static void vhost_scsi_pci_class_init(ObjectClass *klass, void *data)
     VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
     k->init = vhost_scsi_pci_init_pci;
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     dc->props = vhost_scsi_pci_properties;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
@@ -1271,6 +1275,7 @@ static void virtio_balloon_pci_class_init(ObjectClass *klass, void *data)
     VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
     k->init = virtio_balloon_pci_init;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->props = virtio_balloon_pci_properties;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON;
@@ -1356,6 +1361,7 @@ static void virtio_serial_pci_class_init(ObjectClass *klass, void *data)
     VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
     k->init = virtio_serial_pci_init;
+    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     dc->props = virtio_serial_pci_properties;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_CONSOLE;
@@ -1417,6 +1423,7 @@ static void virtio_net_pci_class_init(ObjectClass *klass, void *data)
     k->device_id = PCI_DEVICE_ID_VIRTIO_NET;
     k->revision = VIRTIO_PCI_ABI_VERSION;
     k->class_id = PCI_CLASS_NETWORK_ETHERNET;
+    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     dc->props = virtio_net_properties;
     vpciklass->init = virtio_net_pci_init;
 }
@@ -1468,6 +1475,7 @@ static void virtio_rng_pci_class_init(ObjectClass *klass, void *data)
     PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
 
     k->init = virtio_rng_pci_init;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->props = virtio_rng_pci_properties;
 
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c
index cb787c7..bac8421 100644
--- a/hw/virtio/virtio-rng.c
+++ b/hw/virtio/virtio-rng.c
@@ -207,6 +207,7 @@ static void virtio_rng_class_init(ObjectClass *klass, void *data)
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
     dc->exit = virtio_rng_device_exit;
     dc->props = virtio_rng_properties;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     vdc->init = virtio_rng_device_init;
     vdc->get_features = get_features;
 }
diff --git a/hw/watchdog/wdt_i6300esb.c b/hw/watchdog/wdt_i6300esb.c
index 85aebc2..2e064ba 100644
--- a/hw/watchdog/wdt_i6300esb.c
+++ b/hw/watchdog/wdt_i6300esb.c
@@ -451,6 +451,7 @@ static void i6300esb_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_SYSTEM_OTHER;
     dc->reset = i6300esb_reset;
     dc->vmsd = &vmstate_i6300esb;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo i6300esb_info = {
diff --git a/hw/watchdog/wdt_ib700.c b/hw/watchdog/wdt_ib700.c
index c788554..e97b4c3 100644
--- a/hw/watchdog/wdt_ib700.c
+++ b/hw/watchdog/wdt_ib700.c
@@ -137,6 +137,7 @@ static void wdt_ib700_class_init(ObjectClass *klass, void *data)
     dc->realize = wdt_ib700_realize;
     dc->reset = wdt_ib700_reset;
     dc->vmsd = &vmstate_ib700;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
 }
 
 static const TypeInfo wdt_ib700_info = {
diff --git a/hw/xen/xen_platform.c b/hw/xen/xen_platform.c
index 6a8ba7e..79bf0b3 100644
--- a/hw/xen/xen_platform.c
+++ b/hw/xen/xen_platform.c
@@ -428,6 +428,7 @@ static void xen_platform_class_init(ObjectClass *klass, void *data)
     k->subsystem_vendor_id = PCI_VENDOR_ID_XEN;
     k->subsystem_id = PCI_DEVICE_ID_XEN_PLATFORM;
     k->revision = 1;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->desc = "XEN platform pci device";
     dc->reset = platform_reset;
     dc->vmsd = &vmstate_xen_platform;
diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index d7ee774..57e484d 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -829,6 +829,7 @@ static void xen_pci_passthrough_class_init(ObjectClass *klass, void *data)
     k->exit = xen_pt_unregister_device;
     k->config_read = xen_pt_pci_read_config;
     k->config_write = xen_pt_pci_write_config;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     dc->desc = "Assign an host PCI device with Xen";
     dc->props = xen_pci_passthrough_properties;
 };
