diff options
| author | Igor Mammedov <imammedo@redhat.com> | 2016-06-14 16:14:02 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-06-24 05:21:26 +0300 |
| commit | 8872c25a26ccc2c2f62903b023212bbc0a4f5d39 (patch) | |
| tree | 05426589c9b1f870cecea5adadd5108cc3ccbbb0 /hw/acpi/ich9.c | |
| parent | d2238cb6781d7bcbbf8ddf4a1f8486838b80c7bb (diff) | |
acpi: cpuhp: implement hot-remove parts of CPU hotplug interface
it adds hw registers needed for handling CPU hot-remove and
corresponding AML methods to request and eject a CPU with
necessary hotplug callbacks in pc,piix4,ich9 code.
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/acpi/ich9.c')
| -rw-r--r-- | hw/acpi/ich9.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c index 9a81da82d3..0abe2ce5ee 100644 --- a/hw/acpi/ich9.c +++ b/hw/acpi/ich9.c @@ -481,6 +481,10 @@ void ich9_pm_device_unplug_request_cb(HotplugHandler *hotplug_dev, acpi_memory_unplug_request_cb(hotplug_dev, &lpc->pm.acpi_memory_hotplug, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) && + !lpc->pm.cpu_hotplug_legacy) { + acpi_cpu_unplug_request_cb(hotplug_dev, &lpc->pm.cpuhp_state, + dev, errp); } else { error_setg(errp, "acpi: device unplug request for not supported device" " type: %s", object_get_typename(OBJECT(dev))); @@ -495,6 +499,9 @@ void ich9_pm_device_unplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev, if (lpc->pm.acpi_memory_hotplug.is_enabled && object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { acpi_memory_unplug_cb(&lpc->pm.acpi_memory_hotplug, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) && + !lpc->pm.cpu_hotplug_legacy) { + acpi_cpu_unplug_cb(&lpc->pm.cpuhp_state, dev, errp); } else { error_setg(errp, "acpi: device unplug for not supported device" " type: %s", object_get_typename(OBJECT(dev))); |