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Diffstat (limited to 'hw/arm/virt-acpi-build.c')
-rw-r--r--hw/arm/virt-acpi-build.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 6cdf156cf5..cadeea0f41 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -39,6 +39,8 @@
 #include "hw/acpi/aml-build.h"
 #include "hw/acpi/utils.h"
 #include "hw/acpi/pci.h"
+#include "hw/acpi/memory_hotplug.h"
+#include "hw/acpi/generic_event_device.h"
 #include "hw/pci/pcie_host.h"
 #include "hw/pci/pci.h"
 #include "hw/arm/virt.h"
@@ -708,6 +710,7 @@ static void
 build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
 {
     Aml *scope, *dsdt;
+    MachineState *ms = MACHINE(vms);
     const MemMapEntry *memmap = vms->memmap;
     const int *irqmap = vms->irqmap;
 
@@ -732,6 +735,24 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
                       vms->highmem, vms->highmem_ecam);
     acpi_dsdt_add_gpio(scope, &memmap[VIRT_GPIO],
                        (irqmap[VIRT_GPIO] + ARM_SPI_BASE));
+    if (vms->acpi_dev) {
+        build_ged_aml(scope, "\\_SB."GED_DEVICE,
+                      HOTPLUG_HANDLER(vms->acpi_dev),
+                      irqmap[VIRT_ACPI_GED] + ARM_SPI_BASE, AML_SYSTEM_MEMORY,
+                      memmap[VIRT_ACPI_GED].base);
+    }
+
+    if (vms->acpi_dev) {
+        uint32_t event = object_property_get_uint(OBJECT(vms->acpi_dev),
+                                                  "ged-event", &error_abort);
+
+        if (event & ACPI_GED_MEM_HOTPLUG_EVT) {
+            build_memory_hotplug_aml(scope, ms->ram_slots, "\\_SB", NULL,
+                                     AML_SYSTEM_MEMORY,
+                                     memmap[VIRT_PCDIMM_ACPI].base);
+        }
+    }
+
     acpi_dsdt_add_power_button(scope);
 
     aml_append(dsdt, scope);