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authorMarcel Apfelbaum <marcel@redhat.com>2016-06-27 18:38:33 +0300
committerMichael S. Tsirkin <mst@redhat.com>2016-07-04 14:50:01 +0300
commitbf8d492405feaee2c1685b3b9d5e03228ed3e47f (patch)
tree213e31e23031a4955217ea1ee49ca58936d03b5d /hw/pci-host
parentb86eacb804bdb92acc48cab8cd2a465714a829ab (diff)
q35: allow dynamic sysbus
Allow adding sysbus devices with -device on Q35. At first Q35 will support only intel-iommu to be added this way, however the command line will support all sysbus devices. Mark with 'cannot_instantiate_with_device_add_yet' the ones causing immediate problems (e.g. crashes). Signed-off-by: Marcel Apfelbaum <marcel@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/pci-host')
-rw-r--r--hw/pci-host/piix.c2
-rw-r--r--hw/pci-host/q35.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
index df2b0e26f5..7167e58a12 100644
--- a/hw/pci-host/piix.c
+++ b/hw/pci-host/piix.c
@@ -865,6 +865,8 @@ static void i440fx_pcihost_class_init(ObjectClass *klass, void *data)
dc->realize = i440fx_pcihost_realize;
dc->fw_name = "pci";
dc->props = i440fx_props;
+ /* Reason: needs to be wired up by pc_init1 */
+ dc->cannot_instantiate_with_device_add_yet = true;
}
static const TypeInfo i440fx_pcihost_info = {
diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 03be05dc0d..015003906a 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -142,6 +142,8 @@ 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;
+ /* Reason: needs to be wired up by pc_q35_init */
+ dc->cannot_instantiate_with_device_add_yet = true;
set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
dc->fw_name = "pci";
}