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-rw-r--r--hw/misc/applesmc.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/hw/misc/applesmc.c b/hw/misc/applesmc.c
index 81cd6b6423..5f9c742e50 100644
--- a/hw/misc/applesmc.c
+++ b/hw/misc/applesmc.c
@@ -37,10 +37,14 @@
#include "qemu/module.h"
#include "qemu/timer.h"
#include "qom/object.h"
+#include "hw/acpi/acpi_aml_interface.h"
/* #define DEBUG_SMC */
#define APPLESMC_DEFAULT_IOBASE 0x300
+#define TYPE_APPLE_SMC "isa-applesmc"
+#define APPLESMC_MAX_DATA_LENGTH 32
+#define APPLESMC_PROP_IO_BASE "iobase"
enum {
APPLESMC_DATA_PORT = 0x00,
@@ -347,14 +351,35 @@ static Property applesmc_isa_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
+static void build_applesmc_aml(AcpiDevAmlIf *adev, Aml *scope)
+{
+ Aml *crs;
+ AppleSMCState *s = APPLE_SMC(adev);
+ uint32_t iobase = s->iobase;
+ Aml *dev = aml_device("SMC");
+
+ aml_append(dev, aml_name_decl("_HID", aml_eisaid("APP0001")));
+ /* device present, functioning, decoding, not shown in UI */
+ aml_append(dev, aml_name_decl("_STA", aml_int(0xB)));
+ crs = aml_resource_template();
+ aml_append(crs,
+ aml_io(AML_DECODE16, iobase, iobase, 0x01, APPLESMC_MAX_DATA_LENGTH)
+ );
+ aml_append(crs, aml_irq_no_flags(6));
+ aml_append(dev, aml_name_decl("_CRS", crs));
+ aml_append(scope, dev);
+}
+
static void qdev_applesmc_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
+ AcpiDevAmlIfClass *adevc = ACPI_DEV_AML_IF_CLASS(klass);
dc->realize = applesmc_isa_realize;
dc->reset = qdev_applesmc_isa_reset;
device_class_set_props(dc, applesmc_isa_properties);
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
+ adevc->build_dev_aml = build_applesmc_aml;
}
static const TypeInfo applesmc_isa_info = {
@@ -362,6 +387,10 @@ static const TypeInfo applesmc_isa_info = {
.parent = TYPE_ISA_DEVICE,
.instance_size = sizeof(AppleSMCState),
.class_init = qdev_applesmc_class_init,
+ .interfaces = (InterfaceInfo[]) {
+ { TYPE_ACPI_DEV_AML_IF },
+ { },
+ },
};
static void applesmc_register_types(void)