1/*
2 * virtio ccw target definitions
3 *
4 * Copyright 2012,2015 IBM Corp.
5 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
6 * Pierre Morel <pmorel@linux.vnet.ibm.com>
7 *
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
10 * directory.
11 */
12
13#ifndef HW_S390X_VIRTIO_CCW_H
14#define HW_S390X_VIRTIO_CCW_H
15
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"
22#endif
23#include "hw/virtio/virtio-balloon.h"
24#include "hw/virtio/virtio-rng.h"
25#include "hw/virtio/virtio-crypto.h"
26#include "hw/virtio/virtio-bus.h"
27#ifdef CONFIG_VHOST_VSOCK
28#include "hw/virtio/vhost-vsock.h"
29#endif /* CONFIG_VHOST_VSOCK */
30#include "hw/virtio/virtio-gpu.h"
31#include "hw/virtio/virtio-input.h"
32
33#include "hw/s390x/s390_flic.h"
34#include "hw/s390x/css.h"
35#include "ccw-device.h"
36#include "hw/s390x/css-bridge.h"
37
38#define VIRTIO_CCW_CU_TYPE 0x3832
39#define VIRTIO_CCW_CHPID_TYPE 0x32
40
41#define CCW_CMD_SET_VQ 0x13
42#define CCW_CMD_VDEV_RESET 0x33
43#define CCW_CMD_READ_FEAT 0x12
44#define CCW_CMD_WRITE_FEAT 0x11
45#define CCW_CMD_READ_CONF 0x22
46#define CCW_CMD_WRITE_CONF 0x21
47#define CCW_CMD_WRITE_STATUS 0x31
48#define CCW_CMD_SET_IND 0x43
49#define CCW_CMD_SET_CONF_IND 0x53
50#define CCW_CMD_READ_VQ_CONF 0x32
51#define CCW_CMD_READ_STATUS 0x72
52#define CCW_CMD_SET_IND_ADAPTER 0x73
53#define CCW_CMD_SET_VIRTIO_REV 0x83
54
55#define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device"
56#define VIRTIO_CCW_DEVICE(obj) \
57 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE)
58#define VIRTIO_CCW_DEVICE_CLASS(klass) \
59 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE)
60#define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \
61 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE)
62
63typedef struct VirtioBusState VirtioCcwBusState;
64typedef struct VirtioBusClass VirtioCcwBusClass;
65
66#define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus"
67#define VIRTIO_CCW_BUS(obj) \
68 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS)
69#define VIRTIO_CCW_BUS_GET_CLASS(obj) \
70 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS)
71#define VIRTIO_CCW_BUS_CLASS(klass) \
72 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS)
73
74typedef struct VirtioCcwDevice VirtioCcwDevice;
75
76typedef struct VirtIOCCWDeviceClass {
77 CCWDeviceClass parent_class;
78 void (*realize)(VirtioCcwDevice *dev, Error **errp);
79 void (*unrealize)(VirtioCcwDevice *dev, Error **errp);
80 void (*parent_reset)(DeviceState *dev);
81} VirtIOCCWDeviceClass;
82
83/* Performance improves when virtqueue kick processing is decoupled from the
84 * vcpu thread using ioeventfd for some devices. */
85#define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1
86#define VIRTIO_CCW_FLAG_USE_IOEVENTFD (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT)
87
88struct VirtioCcwDevice {
89 CcwDevice parent_obj;
90 int revision;
91 uint32_t max_rev;
92 VirtioBusState bus;
93 uint32_t flags;
94 uint8_t thinint_isc;
95 AdapterRoutes routes;
96 /* Guest provided values: */
97 IndAddr *indicators;
98 IndAddr *indicators2;
99 IndAddr *summary_indicator;
100 uint64_t ind_bit;
101 bool force_revision_1;
102};
103
104/* The maximum virtio revision we support. */
105#define VIRTIO_CCW_MAX_REV 2
106static inline int virtio_ccw_rev_max(VirtioCcwDevice *dev)
107{
108 return dev->max_rev;
109}
110
111/* virtio-scsi-ccw */
112
113#define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw"
114#define VIRTIO_SCSI_CCW(obj) \
115 OBJECT_CHECK(VirtIOSCSICcw, (obj), TYPE_VIRTIO_SCSI_CCW)
116
117typedef struct VirtIOSCSICcw {
118 VirtioCcwDevice parent_obj;
119 VirtIOSCSI vdev;
120} VirtIOSCSICcw;
121
122#ifdef CONFIG_VHOST_SCSI
123/* vhost-scsi-ccw */
124
125#define TYPE_VHOST_SCSI_CCW "vhost-scsi-ccw"
126#define VHOST_SCSI_CCW(obj) \
127 OBJECT_CHECK(VHostSCSICcw, (obj), TYPE_VHOST_SCSI_CCW)
128
129typedef struct VHostSCSICcw {
130 VirtioCcwDevice parent_obj;
131 VHostSCSI vdev;
132} VHostSCSICcw;
133#endif
134
135/* virtio-blk-ccw */
136
137#define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw"
138#define VIRTIO_BLK_CCW(obj) \
139 OBJECT_CHECK(VirtIOBlkCcw, (obj), TYPE_VIRTIO_BLK_CCW)
140
141typedef struct VirtIOBlkCcw {
142 VirtioCcwDevice parent_obj;
143 VirtIOBlock vdev;
144} VirtIOBlkCcw;
145
146/* virtio-balloon-ccw */
147
148#define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
149#define VIRTIO_BALLOON_CCW(obj) \
150 OBJECT_CHECK(VirtIOBalloonCcw, (obj), TYPE_VIRTIO_BALLOON_CCW)
151
152typedef struct VirtIOBalloonCcw {
153 VirtioCcwDevice parent_obj;
154 VirtIOBalloon vdev;
155} VirtIOBalloonCcw;
156
157/* virtio-serial-ccw */
158
159#define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
160#define VIRTIO_SERIAL_CCW(obj) \
161 OBJECT_CHECK(VirtioSerialCcw, (obj), TYPE_VIRTIO_SERIAL_CCW)
162
163typedef struct VirtioSerialCcw {
164 VirtioCcwDevice parent_obj;
165 VirtIOSerial vdev;
166} VirtioSerialCcw;
167
168/* virtio-net-ccw */
169
170#define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
171#define VIRTIO_NET_CCW(obj) \
172 OBJECT_CHECK(VirtIONetCcw, (obj), TYPE_VIRTIO_NET_CCW)
173
174typedef struct VirtIONetCcw {
175 VirtioCcwDevice parent_obj;
176 VirtIONet vdev;
177} VirtIONetCcw;
178
179/* virtio-rng-ccw */
180
181#define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
182#define VIRTIO_RNG_CCW(obj) \
183 OBJECT_CHECK(VirtIORNGCcw, (obj), TYPE_VIRTIO_RNG_CCW)
184
185typedef struct VirtIORNGCcw {
186 VirtioCcwDevice parent_obj;
187 VirtIORNG vdev;
188} VirtIORNGCcw;
189
190/* virtio-crypto-ccw */
191
192#define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw"
193#define VIRTIO_CRYPTO_CCW(obj) \
194 OBJECT_CHECK(VirtIOCryptoCcw, (obj), TYPE_VIRTIO_CRYPTO_CCW)
195
196typedef struct VirtIOCryptoCcw {
197 VirtioCcwDevice parent_obj;
198 VirtIOCrypto vdev;
199} VirtIOCryptoCcw;
200
201VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch);
202
203#ifdef CONFIG_VIRTFS
204#include "hw/9pfs/virtio-9p.h"
205
206#define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
207#define VIRTIO_9P_CCW(obj) \
208 OBJECT_CHECK(V9fsCCWState, (obj), TYPE_VIRTIO_9P_CCW)
209
210typedef struct V9fsCCWState {
211 VirtioCcwDevice parent_obj;
212 V9fsVirtioState vdev;
213} V9fsCCWState;
214
215#endif /* CONFIG_VIRTFS */
216
217#ifdef CONFIG_VHOST_VSOCK
218#define TYPE_VHOST_VSOCK_CCW "vhost-vsock-ccw"
219#define VHOST_VSOCK_CCW(obj) \
220 OBJECT_CHECK(VHostVSockCCWState, (obj), TYPE_VHOST_VSOCK_CCW)
221
222typedef struct VHostVSockCCWState {
223 VirtioCcwDevice parent_obj;
224 VHostVSock vdev;
225} VHostVSockCCWState;
226
227#endif /* CONFIG_VHOST_VSOCK */
228
229#define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
230#define VIRTIO_GPU_CCW(obj) \
231 OBJECT_CHECK(VirtIOGPUCcw, (obj), TYPE_VIRTIO_GPU_CCW)
232
233typedef struct VirtIOGPUCcw {
234 VirtioCcwDevice parent_obj;
235 VirtIOGPU vdev;
236} VirtIOGPUCcw;
237
238#define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
239#define VIRTIO_INPUT_CCW(obj) \
240 OBJECT_CHECK(VirtIOInputCcw, (obj), TYPE_VIRTIO_INPUT_CCW)
241
242typedef struct VirtIOInputCcw {
243 VirtioCcwDevice parent_obj;
244 VirtIOInput vdev;
245} VirtIOInputCcw;
246
247#define TYPE_VIRTIO_INPUT_HID_CCW "virtio-input-hid-ccw"
248#define TYPE_VIRTIO_KEYBOARD_CCW "virtio-keyboard-ccw"
249#define TYPE_VIRTIO_MOUSE_CCW "virtio-mouse-ccw"
250#define TYPE_VIRTIO_TABLET_CCW "virtio-tablet-ccw"
251#define VIRTIO_INPUT_HID_CCW(obj) \
252 OBJECT_CHECK(VirtIOInputHIDCcw, (obj), TYPE_VIRTIO_INPUT_HID_CCW)
253
254typedef struct VirtIOInputHIDCcw {
255 VirtioCcwDevice parent_obj;
256 VirtIOInputHID vdev;
257} VirtIOInputHIDCcw;
258
259#endif
260