From 4635b16770157791145301ff388e2a85512a3b69 Mon Sep 17 00:00:00 2001 From: Igor Mammedov Date: Mon, 2 Jun 2014 15:25:29 +0200 Subject: [PATCH] pc: ACPI BIOS: make GPE.3 handle memory hotplug event on PIIX and Q35 machines also make handler edge based to avoid losing events, the same as it has been done for PCI and CPU hotplug handlers. Signed-off-by: Igor Mammedov Acked-by: Peter Crosthwaite Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/i386/acpi-dsdt.dsl | 5 ++++- hw/i386/q35-acpi-dsdt.dsl | 5 ++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/hw/i386/acpi-dsdt.dsl b/hw/i386/acpi-dsdt.dsl index 8ae933bc38..3cc0ea0f9a 100644 --- a/hw/i386/acpi-dsdt.dsl +++ b/hw/i386/acpi-dsdt.dsl @@ -314,6 +314,7 @@ DefinitionBlock ( /**************************************************************** * General purpose events ****************************************************************/ + External(\_SB.PCI0.MEMORY_HOPTLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD, MethodObj) Scope(\_GPE) { Name(_HID, "ACPI0006") @@ -330,7 +331,9 @@ DefinitionBlock ( // CPU hotplug event \_SB.PRSC() } - Method(_L03) { + Method(_E03) { + // Memory hotplug event + \_SB.PCI0.MEMORY_HOPTLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD() } Method(_L04) { } diff --git a/hw/i386/q35-acpi-dsdt.dsl b/hw/i386/q35-acpi-dsdt.dsl index fddc3b27ff..8c3eae73bf 100644 --- a/hw/i386/q35-acpi-dsdt.dsl +++ b/hw/i386/q35-acpi-dsdt.dsl @@ -410,6 +410,7 @@ DefinitionBlock ( /**************************************************************** * General purpose events ****************************************************************/ + External(\_SB.PCI0.MEMORY_HOPTLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD, MethodObj) Scope(\_GPE) { Name(_HID, "ACPI0006") @@ -422,7 +423,9 @@ DefinitionBlock ( // CPU hotplug event \_SB.PRSC() } - Method(_L03) { + Method(_E03) { + // Memory hotplug event + \_SB.PCI0.MEMORY_HOPTLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD() } Method(_L04) { }