qemu/hw/s390x/virtio-ccw.h
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   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