hw/s390x/virtio-ccw.h

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