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* pc: migrate piix4 & ich9 MemHotplugStateIgor Mammedov2014-06-191-0/+27
| | | | | | | | | | Adds an optional subsection that allows to migrate current state of acpi_memory_hotplug of ACPI PM device. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
* trace: add acpi memory hotplug IO region eventsIgor Mammedov2014-06-191-0/+13
| | | | | | | | Add events for tracing accesses to memory hotplug IO ports. 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>
* acpi: memory hotplug ACPI hardware implementationIgor Mammedov2014-06-191-0/+147
- implements QEMU hardware part of memory hotplug protocol described at "docs/specs/acpi_mem_hotplug.txt" - handles only memory add notification event for now 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>