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-bus.h> 26 #include <hw/s390x/s390_flic.h> 27 28 #define VIRTUAL_CSSID 0xfe 29 30 #define VIRTIO_CCW_CU_TYPE 0x3832 31 #define VIRTIO_CCW_CHPID_TYPE 0x32 32 33 #define CCW_CMD_SET_VQ 0x13 34 #define CCW_CMD_VDEV_RESET 0x33 35 #define CCW_CMD_READ_FEAT 0x12 36 #define CCW_CMD_WRITE_FEAT 0x11 37 #define CCW_CMD_READ_CONF 0x22 38 #define CCW_CMD_WRITE_CONF 0x21 39 #define CCW_CMD_WRITE_STATUS 0x31 40 #define CCW_CMD_SET_IND 0x43 41 #define CCW_CMD_SET_CONF_IND 0x53 42 #define CCW_CMD_READ_VQ_CONF 0x32 43 #define CCW_CMD_SET_IND_ADAPTER 0x73 44 45 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device" 46 #define VIRTIO_CCW_DEVICE(obj) \ 47 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE) 48 #define VIRTIO_CCW_DEVICE_CLASS(klass) \ 49 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE) 50 #define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \ 51 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE) 52 53 typedef struct VirtioBusState VirtioCcwBusState; 54 typedef struct VirtioBusClass VirtioCcwBusClass; 55 56 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus" 57 #define VIRTIO_CCW_BUS(obj) \ 58 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS) 59 #define VIRTIO_CCW_BUS_GET_CLASS(obj) \ 60 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS) 61 #define VIRTIO_CCW_BUS_CLASS(klass) \ 62 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS) 63 64 typedef struct VirtioCcwDevice VirtioCcwDevice; 65 66 typedef struct VirtIOCCWDeviceClass { 67 DeviceClass parent_class; 68 void (*realize)(VirtioCcwDevice *dev, Error **errp); 69 int (*exit)(VirtioCcwDevice *dev); 70 } VirtIOCCWDeviceClass; 71 72 /* Performance improves when virtqueue kick processing is decoupled from the 73 * vcpu thread using ioeventfd for some devices. */ 74 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT 1 75 #define VIRTIO_CCW_FLAG_USE_IOEVENTFD (1 << VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT) 76 77 typedef struct IndAddr { 78 hwaddr addr; 79 uint64_t map; 80 unsigned long refcnt; 81 int len; 82 QTAILQ_ENTRY(IndAddr) sibling; 83 } IndAddr; 84 85 struct VirtioCcwDevice { 86 DeviceState parent_obj; 87 SubchDev *sch; 88 char *bus_id; 89 VirtioBusState bus; 90 bool ioeventfd_started; 91 bool ioeventfd_disabled; 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 }; 101 102 /* virtual css bus type */ 103 typedef struct VirtualCssBus { 104 BusState parent_obj; 105 } VirtualCssBus; 106 107 #define TYPE_VIRTUAL_CSS_BUS "virtual-css-bus" 108 #define VIRTUAL_CSS_BUS(obj) \ 109 OBJECT_CHECK(VirtualCssBus, (obj), TYPE_VIRTUAL_CSS_BUS) 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) 116 117 typedef 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) 128 129 typedef 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) 140 141 typedef 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) 151 152 typedef 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) 162 163 typedef 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) 173 174 typedef 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) 184 185 typedef struct VirtIORNGCcw { 186 VirtioCcwDevice parent_obj; 187 VirtIORNG vdev; 188 } VirtIORNGCcw; 189 190 VirtualCssBus *virtual_css_bus_init(void); 191 void virtio_ccw_device_update_status(SubchDev *sch); 192 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch); 193 194 #ifdef CONFIG_VIRTFS 195 #include "hw/9pfs/virtio-9p.h" 196 197 #define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw" 198 #define VIRTIO_9P_CCW(obj) \ 199 OBJECT_CHECK(V9fsCCWState, (obj), TYPE_VIRTIO_9P_CCW) 200 201 typedef struct V9fsCCWState { 202 VirtioCcwDevice parent_obj; 203 V9fsState vdev; 204 } V9fsCCWState; 205 206 #endif /* CONFIG_VIRTFS */ 207 208 #endif 209