virtio-s390-bus: add virtio-s390-bus.

[qemu.git] / hw / s390-virtio-bus.h

diff --git a/hw/s390-virtio-bus.h b/hw/s390-virtio-bus.h
index f1bece738ba0957c8854fe350647f760fec44147..ffc6f88a896f459943ffde8dd7f493f0cfeb714b 100644 (file)
--- a/hw/s390-virtio-bus.h
+++ b/hw/s390-virtio-bus.h
@@ -16,9 +16,15 @@
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
+#ifndef HW_S390_VIRTIO_BUS_H
+#define HW_S390_VIRTIO_BUS_H 1
 
+#include "virtio-blk.h"
 #include "virtio-net.h"
+#include "virtio-rng.h"
 #include "virtio-serial.h"
+#include "virtio-scsi.h"
+#include "virtio-bus.h"
 
 #define VIRTIO_DEV_OFFS_TYPE           0       /* 8 bits */
 #define VIRTIO_DEV_OFFS_NUM_VQ         1       /* 8 bits */
@@ -33,21 +39,64 @@
 #define VIRTIO_VQCONFIG_LEN            24
 
 #define VIRTIO_RING_LEN                        (TARGET_PAGE_SIZE * 3)
+#define VIRTIO_VRING_AVAIL_IDX_OFFS 2
+#define VIRTIO_VRING_USED_IDX_OFFS 2
 #define S390_DEVICE_PAGES              512
 
-typedef struct VirtIOS390Device {
+#define VIRTIO_PARAM_MASK               0xff
+#define VIRTIO_PARAM_VRING_INTERRUPT    0x0
+#define VIRTIO_PARAM_CONFIG_CHANGED     0x1
+#define VIRTIO_PARAM_DEV_ADD            0x2
+
+#define TYPE_VIRTIO_S390_DEVICE "virtio-s390-device"
+#define VIRTIO_S390_DEVICE(obj) \
+     OBJECT_CHECK(VirtIOS390Device, (obj), TYPE_VIRTIO_S390_DEVICE)
+#define VIRTIO_S390_DEVICE_CLASS(klass) \
+     OBJECT_CLASS_CHECK(VirtIOS390DeviceClass, (klass), TYPE_VIRTIO_S390_DEVICE)
+#define VIRTIO_S390_DEVICE_GET_CLASS(obj) \
+     OBJECT_GET_CLASS(VirtIOS390DeviceClass, (obj), TYPE_VIRTIO_S390_DEVICE)
+
+#define TYPE_S390_VIRTIO_BUS "s390-virtio-bus"
+#define S390_VIRTIO_BUS(obj) \
+     OBJECT_CHECK(VirtIOS390Bus, (obj), TYPE_S390_VIRTIO_BUS)
+
+/* virtio-s390-bus */
+
+typedef struct VirtioBusState VirtioS390BusState;
+typedef struct VirtioBusClass VirtioS390BusClass;
+
+#define TYPE_VIRTIO_S390_BUS "virtio-s390-bus"
+#define VIRTIO_S390_BUS(obj) \
+        OBJECT_CHECK(VirtioS390BusState, (obj), TYPE_VIRTIO_S390_BUS)
+#define VIRTIO_S390_BUS_GET_CLASS(obj) \
+        OBJECT_GET_CLASS(VirtioS390BusClass, obj, TYPE_VIRTIO_S390_BUS)
+#define VIRTIO_S390_BUS_CLASS(klass) \
+        OBJECT_CLASS_CHECK(VirtioS390BusClass, klass, TYPE_VIRTIO_S390_BUS)
+
+
+typedef struct VirtIOS390Device VirtIOS390Device;
+
+void virtio_s390_bus_new(VirtioBusState *bus, VirtIOS390Device *dev);
+
+typedef struct VirtIOS390DeviceClass {
+    DeviceClass qdev;
+    int (*init)(VirtIOS390Device *dev);
+} VirtIOS390DeviceClass;
+
+struct VirtIOS390Device {
     DeviceState qdev;
     ram_addr_t dev_offs;
     ram_addr_t feat_offs;
     uint8_t feat_len;
     VirtIODevice *vdev;
-    BlockConf block;
-    char *block_serial;
+    VirtIOBlkConf blk;
     NICConf nic;
     uint32_t host_features;
     virtio_serial_conf serial;
     virtio_net_conf net;
-} VirtIOS390Device;
+    VirtIOSCSIConf scsi;
+    VirtIORNGConf rng;
+};
 
 typedef struct VirtIOS390Bus {
     BusState bus;
@@ -68,3 +117,7 @@ VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus,
                                              ram_addr_t mem, int *vq_num);
 VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem);
 void s390_virtio_device_sync(VirtIOS390Device *dev);
+void s390_virtio_reset_idx(VirtIOS390Device *dev);
+
+
+#endif