From b097cc52fc9126bd1a71dae8302b8536d28104dd Mon Sep 17 00:00:00 2001 From: Xiao Guangrong Date: Sat, 29 Oct 2016 00:35:40 +0800 Subject: pc: memhp: enable nvdimm device hotplug _GPE.E04 is dedicated for nvdimm device hotplug Signed-off-by: Xiao Guangrong Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/i386/acpi-build.c | 7 +++++++ hw/i386/pc.c | 12 ++++++++++++ 2 files changed, 19 insertions(+) (limited to 'hw/i386') diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 03a5386..7aaa07a 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -2069,6 +2069,13 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, method = aml_method("_E03", 0, AML_NOTSERIALIZED); aml_append(method, aml_call0(MEMORY_HOTPLUG_HANDLER_PATH)); aml_append(scope, method); + + if (pcms->acpi_nvdimm_state.is_enabled) { + method = aml_method("_E04", 0, AML_NOTSERIALIZED); + aml_append(method, aml_notify(aml_name("\\_SB.NVDR"), + aml_int(0x80))); + aml_append(scope, method); + } } aml_append(dsdt, scope); diff --git a/hw/i386/pc.c b/hw/i386/pc.c index b395717..c011552 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1744,6 +1744,12 @@ static void pc_dimm_unplug_request(HotplugHandler *hotplug_dev, goto out; } + if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) { + error_setg(&local_err, + "nvdimm device hot unplug is not supported yet."); + goto out; + } + hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev); hhc->unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err); @@ -1761,6 +1767,12 @@ static void pc_dimm_unplug(HotplugHandler *hotplug_dev, HotplugHandlerClass *hhc; Error *local_err = NULL; + if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) { + error_setg(&local_err, + "nvdimm device hot unplug is not supported yet."); + goto out; + } + hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev); hhc->unplug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err); -- cgit v1.1