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qdev: add explicitly named devices to the root complex 

We first add a 'peripheral' container to the root device that we add user
created devices to.  This provides all user created devices with a unique and
isolated namespace.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2011-12-12 14:29:36 -06:00
parent eb6e8ea5c3
commit 1bdaacb18f
1 changed files with 14 additions and 0 deletions
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14
hw/qdev.c
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@ -227,6 +227,19 @@ int qdev_device_help(QemuOpts *opts)
return 1;
}
static DeviceState *qdev_get_peripheral(void)
{
static DeviceState *dev;
if (dev == NULL) {
dev = qdev_create(NULL, "container");
qdev_property_add_child(qdev_get_root(), "peripheral", dev, NULL);
qdev_init_nofail(dev);
}
return dev;
}
DeviceState *qdev_device_add(QemuOpts *opts)
{
const char *driver, *path, *id;
@ -278,6 +291,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
id = qemu_opts_id(opts);
if (id) {
qdev->id = id;
qdev_property_add_child(qdev_get_peripheral(), qdev->id, qdev, NULL);
}
if (qemu_opt_foreach(opts, set_property, qdev, 1) != 0) {
qdev_free(qdev);