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} VirtIOCCWDeviceClass;
  81
  82/* Performance improves when virtqueue kick processing is decoupled from the
  83 * vcpu thread using ioeventfd for some devices. */
  84#define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1
  85#define VIRTIO_CCW_FLAG_USE_IOEVENTFD   (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT)
  86
  87struct VirtioCcwDevice {
  88    CcwDevice parent_obj;
  89    int revision;
  90    uint32_t max_rev;
  91    VirtioBusState bus;
  92    uint32_t flags;
  93    uint8_t thinint_isc;
  94    AdapterRoutes routes;
  95    /* Guest provided values: */
  96    IndAddr *indicators;
  97    IndAddr *indicators2;
  98    IndAddr *summary_indicator;
  99    uint64_t ind_bit;
 100    bool force_revision_1;
 101};
 102
 103/* The maximum virtio revision we support. */
 104#define VIRTIO_CCW_MAX_REV 2
 105static inline int virtio_ccw_rev_max(VirtioCcwDevice *dev)
 106{
 107    return dev->max_rev;
 108}
 109
 110/* virtio-scsi-ccw */
 111
 112#define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw"
 113#define VIRTIO_SCSI_CCW(obj) \
 114        OBJECT_CHECK(VirtIOSCSICcw, (obj), TYPE_VIRTIO_SCSI_CCW)
 115
 116typedef struct VirtIOSCSICcw {
 117    VirtioCcwDevice parent_obj;
 118    VirtIOSCSI vdev;
 119} VirtIOSCSICcw;
 120
 121#ifdef CONFIG_VHOST_SCSI
 122/* vhost-scsi-ccw */
 123
 124#define TYPE_VHOST_SCSI_CCW "vhost-scsi-ccw"
 125#define VHOST_SCSI_CCW(obj) \
 126        OBJECT_CHECK(VHostSCSICcw, (obj), TYPE_VHOST_SCSI_CCW)
 127
 128typedef struct VHostSCSICcw {
 129    VirtioCcwDevice parent_obj;
 130    VHostSCSI vdev;
 131} VHostSCSICcw;
 132#endif
 133
 134/* virtio-blk-ccw */
 135
 136#define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw"
 137#define VIRTIO_BLK_CCW(obj) \
 138        OBJECT_CHECK(VirtIOBlkCcw, (obj), TYPE_VIRTIO_BLK_CCW)
 139
 140typedef struct VirtIOBlkCcw {
 141    VirtioCcwDevice parent_obj;
 142    VirtIOBlock vdev;
 143} VirtIOBlkCcw;
 144
 145/* virtio-balloon-ccw */
 146
 147#define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
 148#define VIRTIO_BALLOON_CCW(obj) \
 149        OBJECT_CHECK(VirtIOBalloonCcw, (obj), TYPE_VIRTIO_BALLOON_CCW)
 150
 151typedef struct VirtIOBalloonCcw {
 152    VirtioCcwDevice parent_obj;
 153    VirtIOBalloon vdev;
 154} VirtIOBalloonCcw;
 155
 156/* virtio-serial-ccw */
 157
 158#define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
 159#define VIRTIO_SERIAL_CCW(obj) \
 160        OBJECT_CHECK(VirtioSerialCcw, (obj), TYPE_VIRTIO_SERIAL_CCW)
 161
 162typedef struct VirtioSerialCcw {
 163    VirtioCcwDevice parent_obj;
 164    VirtIOSerial vdev;
 165} VirtioSerialCcw;
 166
 167/* virtio-net-ccw */
 168
 169#define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
 170#define VIRTIO_NET_CCW(obj) \
 171        OBJECT_CHECK(VirtIONetCcw, (obj), TYPE_VIRTIO_NET_CCW)
 172
 173typedef struct VirtIONetCcw {
 174    VirtioCcwDevice parent_obj;
 175    VirtIONet vdev;
 176} VirtIONetCcw;
 177
 178/* virtio-rng-ccw */
 179
 180#define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
 181#define VIRTIO_RNG_CCW(obj) \
 182        OBJECT_CHECK(VirtIORNGCcw, (obj), TYPE_VIRTIO_RNG_CCW)
 183
 184typedef struct VirtIORNGCcw {
 185    VirtioCcwDevice parent_obj;
 186    VirtIORNG vdev;
 187} VirtIORNGCcw;
 188
 189/* virtio-crypto-ccw */
 190
 191#define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw"
 192#define VIRTIO_CRYPTO_CCW(obj) \
 193        OBJECT_CHECK(VirtIOCryptoCcw, (obj), TYPE_VIRTIO_CRYPTO_CCW)
 194
 195typedef struct VirtIOCryptoCcw {
 196    VirtioCcwDevice parent_obj;
 197    VirtIOCrypto vdev;
 198} VirtIOCryptoCcw;
 199
 200VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch);
 201
 202#ifdef CONFIG_VIRTFS
 203#include "hw/9pfs/virtio-9p.h"
 204
 205#define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
 206#define VIRTIO_9P_CCW(obj) \
 207    OBJECT_CHECK(V9fsCCWState, (obj), TYPE_VIRTIO_9P_CCW)
 208
 209typedef struct V9fsCCWState {
 210    VirtioCcwDevice parent_obj;
 211    V9fsVirtioState vdev;
 212} V9fsCCWState;
 213
 214#endif /* CONFIG_VIRTFS */
 215
 216#ifdef CONFIG_VHOST_VSOCK
 217#define TYPE_VHOST_VSOCK_CCW "vhost-vsock-ccw"
 218#define VHOST_VSOCK_CCW(obj) \
 219    OBJECT_CHECK(VHostVSockCCWState, (obj), TYPE_VHOST_VSOCK_CCW)
 220
 221typedef struct VHostVSockCCWState {
 222    VirtioCcwDevice parent_obj;
 223    VHostVSock vdev;
 224} VHostVSockCCWState;
 225
 226#endif /* CONFIG_VHOST_VSOCK */
 227
 228#define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
 229#define VIRTIO_GPU_CCW(obj) \
 230        OBJECT_CHECK(VirtIOGPUCcw, (obj), TYPE_VIRTIO_GPU_CCW)
 231
 232typedef struct VirtIOGPUCcw {
 233    VirtioCcwDevice parent_obj;
 234    VirtIOGPU vdev;
 235} VirtIOGPUCcw;
 236
 237#define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
 238#define VIRTIO_INPUT_CCW(obj) \
 239        OBJECT_CHECK(VirtIOInputCcw, (obj), TYPE_VIRTIO_INPUT_CCW)
 240
 241typedef struct VirtIOInputCcw {
 242    VirtioCcwDevice parent_obj;
 243    VirtIOInput vdev;
 244} VirtIOInputCcw;
 245
 246#define TYPE_VIRTIO_INPUT_HID_CCW "virtio-input-hid-ccw"
 247#define TYPE_VIRTIO_KEYBOARD_CCW "virtio-keyboard-ccw"
 248#define TYPE_VIRTIO_MOUSE_CCW "virtio-mouse-ccw"
 249#define TYPE_VIRTIO_TABLET_CCW "virtio-tablet-ccw"
 250#define VIRTIO_INPUT_HID_CCW(obj) \
 251        OBJECT_CHECK(VirtIOInputHIDCcw, (obj), TYPE_VIRTIO_INPUT_HID_CCW)
 252
 253typedef struct VirtIOInputHIDCcw {
 254    VirtioCcwDevice parent_obj;
 255    VirtIOInputHID vdev;
 256} VirtIOInputHIDCcw;
 257
 258#endif
 259