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-rw-r--r--hw/ide/mmio.c92
1 files changed, 73 insertions, 19 deletions
diff --git a/hw/ide/mmio.c b/hw/ide/mmio.c
index eb59976eda..ce88c3a651 100644
--- a/hw/ide/mmio.c
+++ b/hw/ide/mmio.c
@@ -22,7 +22,8 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include <hw/hw.h>
+#include "hw/hw.h"
+#include "hw/sysbus.h"
#include "block/block.h"
#include "sysemu/dma.h"
@@ -34,15 +35,24 @@
* dedicated ide controller, which is often seen on embedded boards.
*/
-typedef struct {
+#define TYPE_MMIO_IDE "mmio-ide"
+#define MMIO_IDE(obj) OBJECT_CHECK(MMIOState, (obj), TYPE_MMIO_IDE)
+
+typedef struct MMIOIDEState {
+ /*< private >*/
+ SysBusDevice parent_obj;
+ /*< public >*/
+
IDEBus bus;
- int shift;
+
+ uint32_t shift;
+ qemu_irq irq;
MemoryRegion iomem1, iomem2;
} MMIOState;
-static void mmio_ide_reset(void *opaque)
+static void mmio_ide_reset(DeviceState *dev)
{
- MMIOState *s = opaque;
+ MMIOState *s = MMIO_IDE(dev);
ide_bus_reset(&s->bus);
}
@@ -107,24 +117,68 @@ static const VMStateDescription vmstate_ide_mmio = {
}
};
-void mmio_ide_init (hwaddr membase, hwaddr membase2,
- MemoryRegion *address_space,
- qemu_irq irq, int shift,
- DriveInfo *hd0, DriveInfo *hd1)
+static void mmio_ide_realizefn(DeviceState *dev, Error **errp)
{
- MMIOState *s = g_malloc0(sizeof(MMIOState));
+ SysBusDevice *d = SYS_BUS_DEVICE(dev);
+ MMIOState *s = MMIO_IDE(dev);
- ide_init2_with_non_qdev_drives(&s->bus, hd0, hd1, irq);
-
- s->shift = shift;
+ ide_init2(&s->bus, s->irq);
memory_region_init_io(&s->iomem1, &mmio_ide_ops, s,
- "ide-mmio.1", 16 << shift);
+ "ide-mmio.1", 16 << s->shift);
memory_region_init_io(&s->iomem2, &mmio_ide_cs_ops, s,
- "ide-mmio.2", 2 << shift);
- memory_region_add_subregion(address_space, membase, &s->iomem1);
- memory_region_add_subregion(address_space, membase2, &s->iomem2);
- vmstate_register(NULL, 0, &vmstate_ide_mmio, s);
- qemu_register_reset(mmio_ide_reset, s);
+ "ide-mmio.2", 2 << s->shift);
+ sysbus_init_mmio(d, &s->iomem1);
+ sysbus_init_mmio(d, &s->iomem2);
+}
+
+static void mmio_ide_initfn(Object *obj)
+{
+ SysBusDevice *d = SYS_BUS_DEVICE(obj);
+ MMIOState *s = MMIO_IDE(obj);
+
+ ide_bus_new(&s->bus, DEVICE(obj), 0);
+ sysbus_init_irq(d, &s->irq);
+}
+
+static Property mmio_ide_properties[] = {
+ DEFINE_PROP_UINT32("shift", MMIOState, shift, 0),
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void mmio_ide_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+
+ dc->realize = mmio_ide_realizefn;
+ dc->reset = mmio_ide_reset;
+ dc->props = mmio_ide_properties;
+ dc->vmsd = &vmstate_ide_mmio;
+}
+
+static const TypeInfo mmio_ide_type_info = {
+ .name = TYPE_MMIO_IDE,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(MMIOState),
+ .instance_init = mmio_ide_initfn,
+ .class_init = mmio_ide_class_init,
+};
+
+static void mmio_ide_register_types(void)
+{
+ type_register_static(&mmio_ide_type_info);
+}
+
+void mmio_ide_init_drives(DeviceState *dev, DriveInfo *hd0, DriveInfo *hd1)
+{
+ MMIOState *s = MMIO_IDE(dev);
+
+ if (hd0 != NULL) {
+ ide_create_drive(&s->bus, 0, hd0);
+ }
+ if (hd1 != NULL) {
+ ide_create_drive(&s->bus, 1, hd1);
+ }
}
+type_init(mmio_ide_register_types)