2 * virtio ccw target definitions
4 * Copyright 2012,2015 IBM Corp.
5 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
6 * Pierre Morel <pmorel@linux.vnet.ibm.com>
8 * This work is licensed under the terms of the GNU GPL, version 2 or (at
9 * your option) any later version. See the COPYING file in the top-level
13 #ifndef HW_S390X_VIRTIO_CCW_H
14 #define HW_S390X_VIRTIO_CCW_H
16 #include <hw/virtio/virtio-blk.h>
17 #include <hw/virtio/virtio-net.h>
18 #include <hw/virtio/virtio-serial.h>
19 #include <hw/virtio/virtio-scsi.h>
20 #ifdef CONFIG_VHOST_SCSI
21 #include <hw/virtio/vhost-scsi.h>
23 #include <hw/virtio/virtio-balloon.h>
24 #include <hw/virtio/virtio-rng.h>
25 #include <hw/virtio/virtio-bus.h>
27 #include <hw/s390x/s390_flic.h>
28 #include <hw/s390x/css.h>
30 #define VIRTIO_CCW_CU_TYPE 0x3832
31 #define VIRTIO_CCW_CHPID_TYPE 0x32
33 #define CCW_CMD_SET_VQ 0x13
34 #define CCW_CMD_VDEV_RESET 0x33
35 #define CCW_CMD_READ_FEAT 0x12
36 #define CCW_CMD_WRITE_FEAT 0x11
37 #define CCW_CMD_READ_CONF 0x22
38 #define CCW_CMD_WRITE_CONF 0x21
39 #define CCW_CMD_WRITE_STATUS 0x31
40 #define CCW_CMD_SET_IND 0x43
41 #define CCW_CMD_SET_CONF_IND 0x53
42 #define CCW_CMD_READ_VQ_CONF 0x32
43 #define CCW_CMD_SET_IND_ADAPTER 0x73
44 #define CCW_CMD_SET_VIRTIO_REV 0x83
46 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device"
47 #define VIRTIO_CCW_DEVICE(obj) \
48 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE)
49 #define VIRTIO_CCW_DEVICE_CLASS(klass) \
50 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE)
51 #define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \
52 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE)
54 typedef struct VirtioBusState VirtioCcwBusState
;
55 typedef struct VirtioBusClass VirtioCcwBusClass
;
57 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus"
58 #define VIRTIO_CCW_BUS(obj) \
59 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS)
60 #define VIRTIO_CCW_BUS_GET_CLASS(obj) \
61 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS)
62 #define VIRTIO_CCW_BUS_CLASS(klass) \
63 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS)
65 typedef struct VirtioCcwDevice VirtioCcwDevice
;
67 typedef struct VirtIOCCWDeviceClass
{
68 DeviceClass parent_class
;
69 void (*realize
)(VirtioCcwDevice
*dev
, Error
**errp
);
70 int (*exit
)(VirtioCcwDevice
*dev
);
71 } VirtIOCCWDeviceClass
;
73 /* Performance improves when virtqueue kick processing is decoupled from the
74 * vcpu thread using ioeventfd for some devices. */
75 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1
76 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT)
78 struct VirtioCcwDevice
{
79 DeviceState parent_obj
;
85 bool ioeventfd_started
;
86 bool ioeventfd_disabled
;
90 /* Guest provided values: */
93 IndAddr
*summary_indicator
;
97 /* The maximum virtio revision we support. */
98 #define VIRTIO_CCW_MAX_REV 1
99 static inline int virtio_ccw_rev_max(VirtioCcwDevice
*dev
)
104 /* virtual css bridge type */
105 #define TYPE_VIRTUAL_CSS_BRIDGE "virtual-css-bridge"
107 /* virtual css bus type */
108 typedef struct VirtualCssBus
{
112 #define TYPE_VIRTUAL_CSS_BUS "virtual-css-bus"
113 #define VIRTUAL_CSS_BUS(obj) \
114 OBJECT_CHECK(VirtualCssBus, (obj), TYPE_VIRTUAL_CSS_BUS)
116 /* virtio-scsi-ccw */
118 #define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw"
119 #define VIRTIO_SCSI_CCW(obj) \
120 OBJECT_CHECK(VirtIOSCSICcw, (obj), TYPE_VIRTIO_SCSI_CCW)
122 typedef struct VirtIOSCSICcw
{
123 VirtioCcwDevice parent_obj
;
127 #ifdef CONFIG_VHOST_SCSI
130 #define TYPE_VHOST_SCSI_CCW "vhost-scsi-ccw"
131 #define VHOST_SCSI_CCW(obj) \
132 OBJECT_CHECK(VHostSCSICcw, (obj), TYPE_VHOST_SCSI_CCW)
134 typedef struct VHostSCSICcw
{
135 VirtioCcwDevice parent_obj
;
142 #define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw"
143 #define VIRTIO_BLK_CCW(obj) \
144 OBJECT_CHECK(VirtIOBlkCcw, (obj), TYPE_VIRTIO_BLK_CCW)
146 typedef struct VirtIOBlkCcw
{
147 VirtioCcwDevice parent_obj
;
151 /* virtio-balloon-ccw */
153 #define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
154 #define VIRTIO_BALLOON_CCW(obj) \
155 OBJECT_CHECK(VirtIOBalloonCcw, (obj), TYPE_VIRTIO_BALLOON_CCW)
157 typedef struct VirtIOBalloonCcw
{
158 VirtioCcwDevice parent_obj
;
162 /* virtio-serial-ccw */
164 #define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
165 #define VIRTIO_SERIAL_CCW(obj) \
166 OBJECT_CHECK(VirtioSerialCcw, (obj), TYPE_VIRTIO_SERIAL_CCW)
168 typedef struct VirtioSerialCcw
{
169 VirtioCcwDevice parent_obj
;
175 #define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
176 #define VIRTIO_NET_CCW(obj) \
177 OBJECT_CHECK(VirtIONetCcw, (obj), TYPE_VIRTIO_NET_CCW)
179 typedef struct VirtIONetCcw
{
180 VirtioCcwDevice parent_obj
;
186 #define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
187 #define VIRTIO_RNG_CCW(obj) \
188 OBJECT_CHECK(VirtIORNGCcw, (obj), TYPE_VIRTIO_RNG_CCW)
190 typedef struct VirtIORNGCcw
{
191 VirtioCcwDevice parent_obj
;
195 VirtualCssBus
*virtual_css_bus_init(void);
196 void virtio_ccw_device_update_status(SubchDev
*sch
);
197 VirtIODevice
*virtio_ccw_get_vdev(SubchDev
*sch
);
200 #include "hw/9pfs/virtio-9p.h"
202 #define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
203 #define VIRTIO_9P_CCW(obj) \
204 OBJECT_CHECK(V9fsCCWState, (obj), TYPE_VIRTIO_9P_CCW)
206 typedef struct V9fsCCWState
{
207 VirtioCcwDevice parent_obj
;
208 V9fsVirtioState vdev
;
211 #endif /* CONFIG_VIRTFS */