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 #include "qom/object.h"
  21 #ifdef CONFIG_VHOST_SCSI
  22 #include "hw/virtio/vhost-scsi.h"
  23 #endif
  24 #include "hw/virtio/virtio-balloon.h"
  25 #include "hw/virtio/virtio-rng.h"
  26 #include "hw/virtio/virtio-crypto.h"
  27 #include "hw/virtio/virtio-bus.h"
  28 #ifdef CONFIG_VHOST_VSOCK
  29 #include "hw/virtio/vhost-vsock.h"
  30 #endif /* CONFIG_VHOST_VSOCK */
  31 #include "hw/virtio/virtio-gpu.h"
  32 #include "hw/virtio/virtio-input.h"
  33
  34 #include "hw/s390x/s390_flic.h"
  35 #include "hw/s390x/css.h"
  36 #include "ccw-device.h"
  37 #include "hw/s390x/css-bridge.h"
  38
  39 #define VIRTIO_CCW_CU_TYPE 0x3832
  40 #define VIRTIO_CCW_CHPID_TYPE 0x32
  41
  42 #define CCW_CMD_SET_VQ       0x13
  43 #define CCW_CMD_VDEV_RESET   0x33
  44 #define CCW_CMD_READ_FEAT    0x12
  45 #define CCW_CMD_WRITE_FEAT   0x11
  46 #define CCW_CMD_READ_CONF    0x22
  47 #define CCW_CMD_WRITE_CONF   0x21
  48 #define CCW_CMD_WRITE_STATUS 0x31
  49 #define CCW_CMD_SET_IND      0x43
  50 #define CCW_CMD_SET_CONF_IND 0x53
  51 #define CCW_CMD_READ_VQ_CONF 0x32
  52 #define CCW_CMD_READ_STATUS  0x72
  53 #define CCW_CMD_SET_IND_ADAPTER 0x73
  54 #define CCW_CMD_SET_VIRTIO_REV 0x83
  55
  56 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device"
  57 typedef struct VirtIOCCWDeviceClass VirtIOCCWDeviceClass;
  58 typedef struct VirtioCcwDevice VirtioCcwDevice;
  59 DECLARE_OBJ_CHECKERS(VirtioCcwDevice, VirtIOCCWDeviceClass,
  60                      VIRTIO_CCW_DEVICE, 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 DECLARE_OBJ_CHECKERS(VirtioCcwBusState, VirtioCcwBusClass,
  67                      VIRTIO_CCW_BUS, TYPE_VIRTIO_CCW_BUS)
  68
  69
  70 struct VirtIOCCWDeviceClass {
  71     CCWDeviceClass parent_class;
  72     void (*realize)(VirtioCcwDevice *dev, Error **errp);
  73     void (*unrealize)(VirtioCcwDevice *dev);
  74     void (*parent_reset)(DeviceState *dev);
  75 };
  76
  77 /* Performance improves when virtqueue kick processing is decoupled from the
  78  * vcpu thread using ioeventfd for some devices. */
  79 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1
  80 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD   (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT)
  81
  82 struct VirtioCcwDevice {
  83     CcwDevice parent_obj;
  84     int revision;
  85     uint32_t max_rev;
  86     VirtioBusState bus;
  87     uint32_t flags;
  88     uint8_t thinint_isc;
  89     AdapterRoutes routes;
  90     /* Guest provided values: */
  91     IndAddr *indicators;
  92     IndAddr *indicators2;
  93     IndAddr *summary_indicator;
  94     uint64_t ind_bit;
  95     bool force_revision_1;
  96 };
  97
  98 /* The maximum virtio revision we support. */
  99 #define VIRTIO_CCW_MAX_REV 2
 100 static inline int virtio_ccw_rev_max(VirtioCcwDevice *dev)
 101 {
 102     return dev->max_rev;
 103 }
 104
 105 /* virtio-scsi-ccw */
 106
 107 #define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw"
 108 typedef struct VirtIOSCSICcw VirtIOSCSICcw;
 109 DECLARE_INSTANCE_CHECKER(VirtIOSCSICcw, VIRTIO_SCSI_CCW,
 110                          TYPE_VIRTIO_SCSI_CCW)
 111
 112 struct VirtIOSCSICcw {
 113     VirtioCcwDevice parent_obj;
 114     VirtIOSCSI vdev;
 115 };
 116
 117 #ifdef CONFIG_VHOST_SCSI
 118 /* vhost-scsi-ccw */
 119
 120 #define TYPE_VHOST_SCSI_CCW "vhost-scsi-ccw"
 121 typedef struct VHostSCSICcw VHostSCSICcw;
 122 DECLARE_INSTANCE_CHECKER(VHostSCSICcw, VHOST_SCSI_CCW,
 123                          TYPE_VHOST_SCSI_CCW)
 124
 125 struct VHostSCSICcw {
 126     VirtioCcwDevice parent_obj;
 127     VHostSCSI vdev;
 128 };
 129 #endif
 130
 131 /* virtio-blk-ccw */
 132
 133 #define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw"
 134 typedef struct VirtIOBlkCcw VirtIOBlkCcw;
 135 DECLARE_INSTANCE_CHECKER(VirtIOBlkCcw, VIRTIO_BLK_CCW,
 136                          TYPE_VIRTIO_BLK_CCW)
 137
 138 struct VirtIOBlkCcw {
 139     VirtioCcwDevice parent_obj;
 140     VirtIOBlock vdev;
 141 };
 142
 143 /* virtio-balloon-ccw */
 144
 145 #define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
 146 typedef struct VirtIOBalloonCcw VirtIOBalloonCcw;
 147 DECLARE_INSTANCE_CHECKER(VirtIOBalloonCcw, VIRTIO_BALLOON_CCW,
 148                          TYPE_VIRTIO_BALLOON_CCW)
 149
 150 struct VirtIOBalloonCcw {
 151     VirtioCcwDevice parent_obj;
 152     VirtIOBalloon vdev;
 153 };
 154
 155 /* virtio-serial-ccw */
 156
 157 #define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
 158 typedef struct VirtioSerialCcw VirtioSerialCcw;
 159 DECLARE_INSTANCE_CHECKER(VirtioSerialCcw, VIRTIO_SERIAL_CCW,
 160                          TYPE_VIRTIO_SERIAL_CCW)
 161
 162 struct VirtioSerialCcw {
 163     VirtioCcwDevice parent_obj;
 164     VirtIOSerial vdev;
 165 };
 166
 167 /* virtio-net-ccw */
 168
 169 #define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
 170 typedef struct VirtIONetCcw VirtIONetCcw;
 171 DECLARE_INSTANCE_CHECKER(VirtIONetCcw, VIRTIO_NET_CCW,
 172                          TYPE_VIRTIO_NET_CCW)
 173
 174 struct VirtIONetCcw {
 175     VirtioCcwDevice parent_obj;
 176     VirtIONet vdev;
 177 };
 178
 179 /* virtio-rng-ccw */
 180
 181 #define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
 182 typedef struct VirtIORNGCcw VirtIORNGCcw;
 183 DECLARE_INSTANCE_CHECKER(VirtIORNGCcw, VIRTIO_RNG_CCW,
 184                          TYPE_VIRTIO_RNG_CCW)
 185
 186 struct VirtIORNGCcw {
 187     VirtioCcwDevice parent_obj;
 188     VirtIORNG vdev;
 189 };
 190
 191 /* virtio-crypto-ccw */
 192
 193 #define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw"
 194 typedef struct VirtIOCryptoCcw VirtIOCryptoCcw;
 195 DECLARE_INSTANCE_CHECKER(VirtIOCryptoCcw, VIRTIO_CRYPTO_CCW,
 196                          TYPE_VIRTIO_CRYPTO_CCW)
 197
 198 struct VirtIOCryptoCcw {
 199     VirtioCcwDevice parent_obj;
 200     VirtIOCrypto vdev;
 201 };
 202
 203 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch);
 204
 205 #ifdef CONFIG_VIRTFS
 206 #include "hw/9pfs/virtio-9p.h"
 207
 208 #define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
 209 typedef struct V9fsCCWState V9fsCCWState;
 210 DECLARE_INSTANCE_CHECKER(V9fsCCWState, VIRTIO_9P_CCW,
 211                          TYPE_VIRTIO_9P_CCW)
 212
 213 struct V9fsCCWState {
 214     VirtioCcwDevice parent_obj;
 215     V9fsVirtioState vdev;
 216 };
 217
 218 #endif /* CONFIG_VIRTFS */
 219
 220 #ifdef CONFIG_VHOST_VSOCK
 221 #define TYPE_VHOST_VSOCK_CCW "vhost-vsock-ccw"
 222 typedef struct VHostVSockCCWState VHostVSockCCWState;
 223 DECLARE_INSTANCE_CHECKER(VHostVSockCCWState, VHOST_VSOCK_CCW,
 224                          TYPE_VHOST_VSOCK_CCW)
 225
 226 struct VHostVSockCCWState {
 227     VirtioCcwDevice parent_obj;
 228     VHostVSock vdev;
 229 };
 230
 231 #endif /* CONFIG_VHOST_VSOCK */
 232
 233 #define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
 234 typedef struct VirtIOGPUCcw VirtIOGPUCcw;
 235 DECLARE_INSTANCE_CHECKER(VirtIOGPUCcw, VIRTIO_GPU_CCW,
 236                          TYPE_VIRTIO_GPU_CCW)
 237
 238 struct VirtIOGPUCcw {
 239     VirtioCcwDevice parent_obj;
 240     VirtIOGPU vdev;
 241 };
 242
 243 #define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
 244 typedef struct VirtIOInputCcw VirtIOInputCcw;
 245 DECLARE_INSTANCE_CHECKER(VirtIOInputCcw, VIRTIO_INPUT_CCW,
 246                          TYPE_VIRTIO_INPUT_CCW)
 247
 248 struct VirtIOInputCcw {
 249     VirtioCcwDevice parent_obj;
 250     VirtIOInput vdev;
 251 };
 252
 253 #define TYPE_VIRTIO_INPUT_HID_CCW "virtio-input-hid-ccw"
 254 #define TYPE_VIRTIO_KEYBOARD_CCW "virtio-keyboard-ccw"
 255 #define TYPE_VIRTIO_MOUSE_CCW "virtio-mouse-ccw"
 256 #define TYPE_VIRTIO_TABLET_CCW "virtio-tablet-ccw"
 257 typedef struct VirtIOInputHIDCcw VirtIOInputHIDCcw;
 258 DECLARE_INSTANCE_CHECKER(VirtIOInputHIDCcw, VIRTIO_INPUT_HID_CCW,
 259                          TYPE_VIRTIO_INPUT_HID_CCW)
 260
 261 struct VirtIOInputHIDCcw {
 262     VirtioCcwDevice parent_obj;
 263     VirtIOInputHID vdev;
 264 };
 265
 266 #endif