pc: acpi: memhp: prepare context in SSDT for moving memhp DSDT code

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>

2 files changed, 31 insertions, 1 deletions

diff --git a/hw/acpi/Makefile.objs b/hw/acpi/Makefile.objs
index 095597f..052be62 100644
--- a/hw/acpi/Makefile.objs
+++ b/hw/acpi/Makefile.objs
@@ -1,7 +1,7 @@
 common-obj-$(CONFIG_ACPI_X86) += core.o piix4.o pcihp.o
 common-obj-$(CONFIG_ACPI_X86_ICH) += ich9.o tco.o
 common-obj-$(CONFIG_ACPI_CPU_HOTPLUG) += cpu_hotplug.o
-common-obj-$(CONFIG_ACPI_MEMORY_HOTPLUG) += memory_hotplug.o
+common-obj-$(CONFIG_ACPI_MEMORY_HOTPLUG) += memory_hotplug.o memory_hotplug_acpi_table.o
 common-obj-$(CONFIG_ACPI_NVDIMM) += nvdimm.o
 common-obj-$(CONFIG_ACPI) += acpi_interface.o
 common-obj-$(CONFIG_ACPI) += bios-linker-loader.o
diff --git a/hw/acpi/memory_hotplug_acpi_table.c b/hw/acpi/memory_hotplug_acpi_table.c
new file mode 100644
index 0000000..35fefba
--- /dev/null
+++ b/hw/acpi/memory_hotplug_acpi_table.c
@@ -0,0 +1,30 @@
+/*
+ * Memory hotplug AML code of DSDT ACPI table
+ *
+ * Copyright (C) 2015 Red Hat Inc
+ *
+ * Author: Igor Mammedov <imammedo@redhat.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include <stdbool.h>
+#include "hw/acpi/memory_hotplug.h"
+#include "include/hw/acpi/pc-hotplug.h"
+#include "hw/boards.h"
+
+void build_memory_hotplug_aml(Aml *ctx, uint32_t nr_mem,
+                              uint16_t io_base, uint16_t io_len)
+{
+    Aml *pci_scope;
+    Aml *mem_ctrl_dev;
+
+    /* scope for memory hotplug controller device node */
+    pci_scope = aml_scope("_SB.PCI0");
+    mem_ctrl_dev = aml_scope(stringify(MEMORY_HOTPLUG_DEVICE));
+    {
+    }
+    aml_append(pci_scope, mem_ctrl_dev);
+    aml_append(ctx, pci_scope);
+}