LXR qemu/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"
  57OBJECT_DECLARE_TYPE(VirtioCcwDevice, VirtIOCCWDeviceClass, VIRTIO_CCW_DEVICE)
  58
  59typedef struct VirtioBusState VirtioCcwBusState;
  60typedef struct VirtioBusClass VirtioCcwBusClass;
  61
  62#define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus"
  63DECLARE_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 */
  70extern bool have_virtio_ccw;
  71
  72struct 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
  84struct 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
 102static 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"
 110OBJECT_DECLARE_SIMPLE_TYPE(VirtIOSCSICcw, VIRTIO_SCSI_CCW)
 111
 112struct 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"
 121OBJECT_DECLARE_SIMPLE_TYPE(VHostSCSICcw, VHOST_SCSI_CCW)
 122
 123struct 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"
 132OBJECT_DECLARE_SIMPLE_TYPE(VirtIOBlkCcw, VIRTIO_BLK_CCW)
 133
 134struct VirtIOBlkCcw {
 135    VirtioCcwDevice parent_obj;
 136    VirtIOBlock vdev;
 137};
 138
 139/* virtio-balloon-ccw */
 140
 141#define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw"
 142OBJECT_DECLARE_SIMPLE_TYPE(VirtIOBalloonCcw, VIRTIO_BALLOON_CCW)
 143
 144struct VirtIOBalloonCcw {
 145    VirtioCcwDevice parent_obj;
 146    VirtIOBalloon vdev;
 147};
 148
 149/* virtio-serial-ccw */
 150
 151#define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw"
 152OBJECT_DECLARE_SIMPLE_TYPE(VirtioSerialCcw, VIRTIO_SERIAL_CCW)
 153
 154struct VirtioSerialCcw {
 155    VirtioCcwDevice parent_obj;
 156    VirtIOSerial vdev;
 157};
 158
 159/* virtio-net-ccw */
 160
 161#define TYPE_VIRTIO_NET_CCW "virtio-net-ccw"
 162OBJECT_DECLARE_SIMPLE_TYPE(VirtIONetCcw, VIRTIO_NET_CCW)
 163
 164struct VirtIONetCcw {
 165    VirtioCcwDevice parent_obj;
 166    VirtIONet vdev;
 167};
 168
 169/* virtio-rng-ccw */
 170
 171#define TYPE_VIRTIO_RNG_CCW "virtio-rng-ccw"
 172OBJECT_DECLARE_SIMPLE_TYPE(VirtIORNGCcw, VIRTIO_RNG_CCW)
 173
 174struct VirtIORNGCcw {
 175    VirtioCcwDevice parent_obj;
 176    VirtIORNG vdev;
 177};
 178
 179/* virtio-crypto-ccw */
 180
 181#define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw"
 182OBJECT_DECLARE_SIMPLE_TYPE(VirtIOCryptoCcw, VIRTIO_CRYPTO_CCW)
 183
 184struct VirtIOCryptoCcw {
 185    VirtioCcwDevice parent_obj;
 186    VirtIOCrypto vdev;
 187};
 188
 189VirtIODevice *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"
 195OBJECT_DECLARE_SIMPLE_TYPE(V9fsCCWState, VIRTIO_9P_CCW)
 196
 197struct 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"
 206OBJECT_DECLARE_SIMPLE_TYPE(VHostVSockCCWState, VHOST_VSOCK_CCW)
 207
 208struct 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"
 216OBJECT_DECLARE_SIMPLE_TYPE(VirtIOGPUCcw, VIRTIO_GPU_CCW)
 217
 218struct VirtIOGPUCcw {
 219    VirtioCcwDevice parent_obj;
 220    VirtIOGPU vdev;
 221};
 222
 223#define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
 224OBJECT_DECLARE_SIMPLE_TYPE(VirtIOInputCcw, VIRTIO_INPUT_CCW)
 225
 226struct 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"
 235OBJECT_DECLARE_SIMPLE_TYPE(VirtIOInputHIDCcw, VIRTIO_INPUT_HID_CCW)
 236
 237struct VirtIOInputHIDCcw {
 238    VirtioCcwDevice parent_obj;
 239    VirtIOInputHID vdev;
 240};
 241
 242#endif
 243