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3 Commits

Author SHA1 Message Date
Igor Mammedov
d6610bc2ad acpi: ich9: add CPU hotplug handling to Q35 machine 
.. use IO port 0cd8-0xcf7 range for CPU present bitmap

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>
 2014-01-26 13:11:44 +02:00
Anthony PERARD
314b5d4bb6 docs: Fix IO port number for CPU present bitmap. 
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewd-By: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
 2013-09-20 20:09:24 +04:00
Igor Mammedov
b8622725cf acpi_piix4: Add infrastructure to send CPU hot-plug GPE to guest 
* introduce processor status bitmask visible to guest at 0xaf00 addr,
  where ACPI asl code expects it
* set bit corresponding to APIC ID in processor status bitmask on
  receiving CPU hot-plug notification
* trigger CPU hot-plug SCI, to notify guest about CPU hot-plug event

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
 2013-05-01 13:04:18 +02:00