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 OBJECT_DECLARE_TYPE(VirtioCcwDevice, VirtIOCCWDeviceClass, VIRTIO_CCW_DEVICE)
  58
  59 typedef struct VirtioBusState VirtioCcwBusState;
  60 typedef struct VirtioBusClass VirtioCcwBusClass;
  61
  62 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus"
  63 DECLARE_OBJ_CHECKERS(VirtioCcwBusState, VirtioCcwBusClass,
  64                      VIRTIO_CCW_BUS, TYPE_VIRTIO_CCW_BUS)
  65
  66 /*
  67  * modules can reference this symbol to avoid being loaded
  68  * into system emulators without ccw support
  69  */
  70 extern bool have_virtio_ccw;
  71
  72 struct VirtIOCCWDeviceClass {
  73     CCWDeviceClass parent_class;
  74     void (*realize)(VirtioCcwDevice *dev, Error **errp);
  75     void (*unrealize)(VirtioCcwDevice *dev);
  76     void (*parent_reset)(DeviceState *dev);
  77 };
  78
  79 /* Performance improves when virtqueue kick processing is decoupled from the
  80  * vcpu thread using ioeventfd for some devices. */
  81 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1
  82 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD   (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT)
  83
  84 struct VirtioCcwDevice {
  85     CcwDevice parent_obj;
  86     int revision;
  87     uint32_t max_rev;
  88     VirtioBusState bus;
  89     uint32_t flags;
  90     uint8_t thinint_isc;
  91     AdapterRoutes routes;
  92     /* Guest provided values: */
  93     IndAddr *indicators;
  94     IndAddr *indicators2;
  95     IndAddr *summary_indicator;
  96     uint64_t ind_bit;
  97     bool force_revision_1;
  98 };
  99
 100 /* The maximum virtio revision we support. */
 101 #define VIRTIO_CCW_MAX_REV 2
 102 static inline int virtio_ccw_rev_max(VirtioCcwDevice *dev)
 103 {
 104     return dev->max_rev;
 105 }
 106
 107 /* virtio-scsi-ccw */
 108
 109 #define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw"
 110 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOSCSICcw, 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 OBJECT_DECLARE_SIMPLE_TYPE(VHostSCSICcw, VHOST_SCSI_CCW)
 122
 123 struct VHostSCSICcw {
 124     VirtioCcwDevice parent_obj;
 125     VHostSCSI vdev;
 126 };
 127 #endif
 128
 129 /* virtio-blk-ccw */
 130
 131 #define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw"
 132 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOBlkCcw, VIRTIO_BLK_CCW)
 133
 134 struct VirtIOBlkCcw {
 135     VirtioCcwDevice parent_obj;
 136     VirtIOBlock vdev;
 137 };
 138
 139 /* virtio-balloon-ccw */
 140
 141 #define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
 142 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOBalloonCcw, VIRTIO_BALLOON_CCW)
 143
 144 struct VirtIOBalloonCcw {
 145     VirtioCcwDevice parent_obj;
 146     VirtIOBalloon vdev;
 147 };
 148
 149 /* virtio-serial-ccw */
 150
 151 #define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
 152 OBJECT_DECLARE_SIMPLE_TYPE(VirtioSerialCcw, VIRTIO_SERIAL_CCW)
 153
 154 struct VirtioSerialCcw {
 155     VirtioCcwDevice parent_obj;
 156     VirtIOSerial vdev;
 157 };
 158
 159 /* virtio-net-ccw */
 160
 161 #define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
 162 OBJECT_DECLARE_SIMPLE_TYPE(VirtIONetCcw, VIRTIO_NET_CCW)
 163
 164 struct VirtIONetCcw {
 165     VirtioCcwDevice parent_obj;
 166     VirtIONet vdev;
 167 };
 168
 169 /* virtio-rng-ccw */
 170
 171 #define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
 172 OBJECT_DECLARE_SIMPLE_TYPE(VirtIORNGCcw, VIRTIO_RNG_CCW)
 173
 174 struct VirtIORNGCcw {
 175     VirtioCcwDevice parent_obj;
 176     VirtIORNG vdev;
 177 };
 178
 179 /* virtio-crypto-ccw */
 180
 181 #define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw"
 182 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOCryptoCcw, VIRTIO_CRYPTO_CCW)
 183
 184 struct VirtIOCryptoCcw {
 185     VirtioCcwDevice parent_obj;
 186     VirtIOCrypto vdev;
 187 };
 188
 189 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch);
 190
 191 #ifdef CONFIG_VIRTFS
 192 #include "hw/9pfs/virtio-9p.h"
 193
 194 #define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
 195 OBJECT_DECLARE_SIMPLE_TYPE(V9fsCCWState, VIRTIO_9P_CCW)
 196
 197 struct V9fsCCWState {
 198     VirtioCcwDevice parent_obj;
 199     V9fsVirtioState vdev;
 200 };
 201
 202 #endif /* CONFIG_VIRTFS */
 203
 204 #ifdef CONFIG_VHOST_VSOCK
 205 #define TYPE_VHOST_VSOCK_CCW "vhost-vsock-ccw"
 206 OBJECT_DECLARE_SIMPLE_TYPE(VHostVSockCCWState, VHOST_VSOCK_CCW)
 207
 208 struct VHostVSockCCWState {
 209     VirtioCcwDevice parent_obj;
 210     VHostVSock vdev;
 211 };
 212
 213 #endif /* CONFIG_VHOST_VSOCK */
 214
 215 #define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
 216 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOGPUCcw, VIRTIO_GPU_CCW)
 217
 218 struct VirtIOGPUCcw {
 219     VirtioCcwDevice parent_obj;
 220     VirtIOGPU vdev;
 221 };
 222
 223 #define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
 224 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOInputCcw, VIRTIO_INPUT_CCW)
 225
 226 struct VirtIOInputCcw {
 227     VirtioCcwDevice parent_obj;
 228     VirtIOInput vdev;
 229 };
 230
 231 #define TYPE_VIRTIO_INPUT_HID_CCW "virtio-input-hid-ccw"
 232 #define TYPE_VIRTIO_KEYBOARD_CCW "virtio-keyboard-ccw"
 233 #define TYPE_VIRTIO_MOUSE_CCW "virtio-mouse-ccw"
 234 #define TYPE_VIRTIO_TABLET_CCW "virtio-tablet-ccw"
 235 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOInputHIDCcw, VIRTIO_INPUT_HID_CCW)
 236
 237 struct VirtIOInputHIDCcw {
 238     VirtioCcwDevice parent_obj;
 239     VirtIOInputHID vdev;
 240 };
 241
 242 #endif