1a5cf2bb4SCornelia Huck /* 2a5cf2bb4SCornelia Huck * virtio ccw target implementation 3a5cf2bb4SCornelia Huck * 4de6a9218SPierre Morel * Copyright 2012,2015 IBM Corp. 5a5cf2bb4SCornelia Huck * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 6de6a9218SPierre Morel * Pierre Morel <pmorel@linux.vnet.ibm.com> 7a5cf2bb4SCornelia Huck * 8a5cf2bb4SCornelia Huck * This work is licensed under the terms of the GNU GPL, version 2 or (at 9a5cf2bb4SCornelia Huck * your option) any later version. See the COPYING file in the top-level 10a5cf2bb4SCornelia Huck * directory. 11a5cf2bb4SCornelia Huck */ 12a5cf2bb4SCornelia Huck 139615495aSPeter Maydell #include "qemu/osdep.h" 14da34e65cSMarkus Armbruster #include "qapi/error.h" 15a5cf2bb4SCornelia Huck #include "hw/hw.h" 164be74634SMarkus Armbruster #include "sysemu/block-backend.h" 17a5cf2bb4SCornelia Huck #include "sysemu/blockdev.h" 18a5cf2bb4SCornelia Huck #include "sysemu/sysemu.h" 19bd3f16acSPaolo Bonzini #include "sysemu/kvm.h" 20a5cf2bb4SCornelia Huck #include "net/net.h" 210d09e41aSPaolo Bonzini #include "hw/virtio/virtio.h" 220d09e41aSPaolo Bonzini #include "hw/virtio/virtio-serial.h" 230d09e41aSPaolo Bonzini #include "hw/virtio/virtio-net.h" 24a5cf2bb4SCornelia Huck #include "hw/sysbus.h" 25a5cf2bb4SCornelia Huck #include "qemu/bitops.h" 26d49b6836SMarkus Armbruster #include "qemu/error-report.h" 27c42767f2SThomas Huth #include "hw/virtio/virtio-access.h" 280d09e41aSPaolo Bonzini #include "hw/virtio/virtio-bus.h" 29d426d9fbSCornelia Huck #include "hw/s390x/adapter.h" 30d426d9fbSCornelia Huck #include "hw/s390x/s390_flic.h" 31a5cf2bb4SCornelia Huck 32bd3f16acSPaolo Bonzini #include "hw/s390x/ioinst.h" 33bd3f16acSPaolo Bonzini #include "hw/s390x/css.h" 34a5cf2bb4SCornelia Huck #include "virtio-ccw.h" 35a5cf2bb4SCornelia Huck #include "trace.h" 36dd70bd0dSJing Liu #include "hw/s390x/css-bridge.h" 37a5cf2bb4SCornelia Huck 381bf4d7aaSAndreas Färber static void virtio_ccw_bus_new(VirtioBusState *bus, size_t bus_size, 391bf4d7aaSAndreas Färber VirtioCcwDevice *dev); 40d51fcfacSKONRAD Frederic 41a5cf2bb4SCornelia Huck VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch) 42a5cf2bb4SCornelia Huck { 43a5cf2bb4SCornelia Huck VirtIODevice *vdev = NULL; 44f24a6840SPaolo Bonzini VirtioCcwDevice *dev = sch->driver_data; 45a5cf2bb4SCornelia Huck 46f24a6840SPaolo Bonzini if (dev) { 47f24a6840SPaolo Bonzini vdev = virtio_bus_get_device(&dev->bus); 48a5cf2bb4SCornelia Huck } 49a5cf2bb4SCornelia Huck return vdev; 50a5cf2bb4SCornelia Huck } 51a5cf2bb4SCornelia Huck 52b4436a0bSCornelia Huck static void virtio_ccw_start_ioeventfd(VirtioCcwDevice *dev) 53b4436a0bSCornelia Huck { 547c55f68aSCornelia Huck virtio_bus_start_ioeventfd(&dev->bus); 55b4436a0bSCornelia Huck } 56b4436a0bSCornelia Huck 57b4436a0bSCornelia Huck static void virtio_ccw_stop_ioeventfd(VirtioCcwDevice *dev) 58b4436a0bSCornelia Huck { 597c55f68aSCornelia Huck virtio_bus_stop_ioeventfd(&dev->bus); 607c55f68aSCornelia Huck } 61b4436a0bSCornelia Huck 628e93cef1SPaolo Bonzini static bool virtio_ccw_ioeventfd_enabled(DeviceState *d) 637c55f68aSCornelia Huck { 647c55f68aSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 657c55f68aSCornelia Huck 668e93cef1SPaolo Bonzini return (dev->flags & VIRTIO_CCW_FLAG_USE_IOEVENTFD) != 0; 677c55f68aSCornelia Huck } 687c55f68aSCornelia Huck 697c55f68aSCornelia Huck static int virtio_ccw_ioeventfd_assign(DeviceState *d, EventNotifier *notifier, 707c55f68aSCornelia Huck int n, bool assign) 717c55f68aSCornelia Huck { 727c55f68aSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 73b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 74b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 757c55f68aSCornelia Huck uint32_t sch_id = (css_build_subchannel_id(sch) << 16) | sch->schid; 767c55f68aSCornelia Huck 777c55f68aSCornelia Huck return s390_assign_subch_ioeventfd(notifier, sch_id, n, assign); 78b4436a0bSCornelia Huck } 79b4436a0bSCornelia Huck 80a5cf2bb4SCornelia Huck /* Communication blocks used by several channel commands. */ 810db87e0dSCornelia Huck typedef struct VqInfoBlockLegacy { 82a5cf2bb4SCornelia Huck uint64_t queue; 83a5cf2bb4SCornelia Huck uint32_t align; 84a5cf2bb4SCornelia Huck uint16_t index; 85a5cf2bb4SCornelia Huck uint16_t num; 860db87e0dSCornelia Huck } QEMU_PACKED VqInfoBlockLegacy; 870db87e0dSCornelia Huck 880db87e0dSCornelia Huck typedef struct VqInfoBlock { 890db87e0dSCornelia Huck uint64_t desc; 900db87e0dSCornelia Huck uint32_t res0; 910db87e0dSCornelia Huck uint16_t index; 920db87e0dSCornelia Huck uint16_t num; 930db87e0dSCornelia Huck uint64_t avail; 940db87e0dSCornelia Huck uint64_t used; 95a5cf2bb4SCornelia Huck } QEMU_PACKED VqInfoBlock; 96a5cf2bb4SCornelia Huck 97a5cf2bb4SCornelia Huck typedef struct VqConfigBlock { 98a5cf2bb4SCornelia Huck uint16_t index; 99a5cf2bb4SCornelia Huck uint16_t num_max; 100a5cf2bb4SCornelia Huck } QEMU_PACKED VqConfigBlock; 101a5cf2bb4SCornelia Huck 102a5cf2bb4SCornelia Huck typedef struct VirtioFeatDesc { 103a5cf2bb4SCornelia Huck uint32_t features; 104a5cf2bb4SCornelia Huck uint8_t index; 105a5cf2bb4SCornelia Huck } QEMU_PACKED VirtioFeatDesc; 106a5cf2bb4SCornelia Huck 1077e749462SCornelia Huck typedef struct VirtioThinintInfo { 1087e749462SCornelia Huck hwaddr summary_indicator; 1097e749462SCornelia Huck hwaddr device_indicator; 1107e749462SCornelia Huck uint64_t ind_bit; 1117e749462SCornelia Huck uint8_t isc; 1127e749462SCornelia Huck } QEMU_PACKED VirtioThinintInfo; 1137e749462SCornelia Huck 114c42767f2SThomas Huth typedef struct VirtioRevInfo { 115c42767f2SThomas Huth uint16_t revision; 116c42767f2SThomas Huth uint16_t length; 117c42767f2SThomas Huth uint8_t data[0]; 118c42767f2SThomas Huth } QEMU_PACKED VirtioRevInfo; 119c42767f2SThomas Huth 120a5cf2bb4SCornelia Huck /* Specify where the virtqueues for the subchannel are in guest memory. */ 1210db87e0dSCornelia Huck static int virtio_ccw_set_vqs(SubchDev *sch, VqInfoBlock *info, 1220db87e0dSCornelia Huck VqInfoBlockLegacy *linfo) 123a5cf2bb4SCornelia Huck { 124f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_ccw_get_vdev(sch); 1250db87e0dSCornelia Huck uint16_t index = info ? info->index : linfo->index; 1260db87e0dSCornelia Huck uint16_t num = info ? info->num : linfo->num; 1270db87e0dSCornelia Huck uint64_t desc = info ? info->desc : linfo->queue; 128a5cf2bb4SCornelia Huck 1298dfbaa6aSJason Wang if (index >= VIRTIO_CCW_QUEUE_MAX) { 130a5cf2bb4SCornelia Huck return -EINVAL; 131a5cf2bb4SCornelia Huck } 132a5cf2bb4SCornelia Huck 133a5cf2bb4SCornelia Huck /* Current code in virtio.c relies on 4K alignment. */ 1340db87e0dSCornelia Huck if (linfo && desc && (linfo->align != 4096)) { 135a5cf2bb4SCornelia Huck return -EINVAL; 136a5cf2bb4SCornelia Huck } 137a5cf2bb4SCornelia Huck 138f24a6840SPaolo Bonzini if (!vdev) { 139a5cf2bb4SCornelia Huck return -EINVAL; 140a5cf2bb4SCornelia Huck } 141a5cf2bb4SCornelia Huck 1420db87e0dSCornelia Huck if (info) { 1430db87e0dSCornelia Huck virtio_queue_set_rings(vdev, index, desc, info->avail, info->used); 1440db87e0dSCornelia Huck } else { 1450db87e0dSCornelia Huck virtio_queue_set_addr(vdev, index, desc); 1460db87e0dSCornelia Huck } 1470db87e0dSCornelia Huck if (!desc) { 148955cc8c9SJason Wang virtio_queue_set_vector(vdev, index, VIRTIO_NO_VECTOR); 149a5cf2bb4SCornelia Huck } else { 15079cd0c80SCornelia Huck if (info) { 15179cd0c80SCornelia Huck /* virtio-1 allows changing the ring size. */ 152*8c797e75SMichael S. Tsirkin if (virtio_queue_get_max_num(vdev, index) < num) { 15379cd0c80SCornelia Huck /* Fail if we exceed the maximum number. */ 154a5cf2bb4SCornelia Huck return -EINVAL; 155a5cf2bb4SCornelia Huck } 15679cd0c80SCornelia Huck virtio_queue_set_num(vdev, index, num); 15779cd0c80SCornelia Huck } else if (virtio_queue_get_num(vdev, index) > num) { 15879cd0c80SCornelia Huck /* Fail if we don't have a big enough queue. */ 15979cd0c80SCornelia Huck return -EINVAL; 16079cd0c80SCornelia Huck } 16179cd0c80SCornelia Huck /* We ignore possible increased num for legacy for compatibility. */ 162f24a6840SPaolo Bonzini virtio_queue_set_vector(vdev, index, index); 163a5cf2bb4SCornelia Huck } 164a5cf2bb4SCornelia Huck /* tell notify handler in case of config change */ 1658dfbaa6aSJason Wang vdev->config_vector = VIRTIO_CCW_QUEUE_MAX; 166a5cf2bb4SCornelia Huck return 0; 167a5cf2bb4SCornelia Huck } 168a5cf2bb4SCornelia Huck 169fa8b0ca5SCornelia Huck static void virtio_ccw_reset_virtio(VirtioCcwDevice *dev, VirtIODevice *vdev) 170fa8b0ca5SCornelia Huck { 171b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 172b804e8a6SJing Liu 173fa8b0ca5SCornelia Huck virtio_ccw_stop_ioeventfd(dev); 174fa8b0ca5SCornelia Huck virtio_reset(vdev); 175fa8b0ca5SCornelia Huck if (dev->indicators) { 176fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators); 177fa8b0ca5SCornelia Huck dev->indicators = NULL; 178fa8b0ca5SCornelia Huck } 179fa8b0ca5SCornelia Huck if (dev->indicators2) { 180fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators2); 181fa8b0ca5SCornelia Huck dev->indicators2 = NULL; 182fa8b0ca5SCornelia Huck } 183fa8b0ca5SCornelia Huck if (dev->summary_indicator) { 184fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->summary_indicator); 185fa8b0ca5SCornelia Huck dev->summary_indicator = NULL; 186fa8b0ca5SCornelia Huck } 187b804e8a6SJing Liu ccw_dev->sch->thinint_active = false; 188fa8b0ca5SCornelia Huck } 189fa8b0ca5SCornelia Huck 1900db87e0dSCornelia Huck static int virtio_ccw_handle_set_vq(SubchDev *sch, CCW1 ccw, bool check_len, 1910db87e0dSCornelia Huck bool is_legacy) 192a5cf2bb4SCornelia Huck { 193a5cf2bb4SCornelia Huck int ret; 194a5cf2bb4SCornelia Huck VqInfoBlock info; 1950db87e0dSCornelia Huck VqInfoBlockLegacy linfo; 1960db87e0dSCornelia Huck size_t info_len = is_legacy ? sizeof(linfo) : sizeof(info); 1970db87e0dSCornelia Huck 1980db87e0dSCornelia Huck if (check_len) { 1990db87e0dSCornelia Huck if (ccw.count != info_len) { 2000db87e0dSCornelia Huck return -EINVAL; 2010db87e0dSCornelia Huck } 2020db87e0dSCornelia Huck } else if (ccw.count < info_len) { 2030db87e0dSCornelia Huck /* Can't execute command. */ 2040db87e0dSCornelia Huck return -EINVAL; 2050db87e0dSCornelia Huck } 2060db87e0dSCornelia Huck if (!ccw.cda) { 2070db87e0dSCornelia Huck return -EFAULT; 2080db87e0dSCornelia Huck } 2090db87e0dSCornelia Huck if (is_legacy) { 2100db87e0dSCornelia Huck linfo.queue = address_space_ldq_be(&address_space_memory, ccw.cda, 2110db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2120db87e0dSCornelia Huck linfo.align = address_space_ldl_be(&address_space_memory, 2130db87e0dSCornelia Huck ccw.cda + sizeof(linfo.queue), 2140db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, 2150db87e0dSCornelia Huck NULL); 2160db87e0dSCornelia Huck linfo.index = address_space_lduw_be(&address_space_memory, 2170db87e0dSCornelia Huck ccw.cda + sizeof(linfo.queue) 2180db87e0dSCornelia Huck + sizeof(linfo.align), 2190db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, 2200db87e0dSCornelia Huck NULL); 2210db87e0dSCornelia Huck linfo.num = address_space_lduw_be(&address_space_memory, 2220db87e0dSCornelia Huck ccw.cda + sizeof(linfo.queue) 2230db87e0dSCornelia Huck + sizeof(linfo.align) 2240db87e0dSCornelia Huck + sizeof(linfo.index), 2250db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, 2260db87e0dSCornelia Huck NULL); 2270db87e0dSCornelia Huck ret = virtio_ccw_set_vqs(sch, NULL, &linfo); 2280db87e0dSCornelia Huck } else { 2290db87e0dSCornelia Huck info.desc = address_space_ldq_be(&address_space_memory, ccw.cda, 2300db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2310db87e0dSCornelia Huck info.index = address_space_lduw_be(&address_space_memory, 2320db87e0dSCornelia Huck ccw.cda + sizeof(info.desc) 2330db87e0dSCornelia Huck + sizeof(info.res0), 2340db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2350db87e0dSCornelia Huck info.num = address_space_lduw_be(&address_space_memory, 2360db87e0dSCornelia Huck ccw.cda + sizeof(info.desc) 2370db87e0dSCornelia Huck + sizeof(info.res0) 2380db87e0dSCornelia Huck + sizeof(info.index), 2390db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2400db87e0dSCornelia Huck info.avail = address_space_ldq_be(&address_space_memory, 2410db87e0dSCornelia Huck ccw.cda + sizeof(info.desc) 2420db87e0dSCornelia Huck + sizeof(info.res0) 2430db87e0dSCornelia Huck + sizeof(info.index) 2440db87e0dSCornelia Huck + sizeof(info.num), 2450db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2460db87e0dSCornelia Huck info.used = address_space_ldq_be(&address_space_memory, 2470db87e0dSCornelia Huck ccw.cda + sizeof(info.desc) 2480db87e0dSCornelia Huck + sizeof(info.res0) 2490db87e0dSCornelia Huck + sizeof(info.index) 2500db87e0dSCornelia Huck + sizeof(info.num) 2510db87e0dSCornelia Huck + sizeof(info.avail), 2520db87e0dSCornelia Huck MEMTXATTRS_UNSPECIFIED, NULL); 2530db87e0dSCornelia Huck ret = virtio_ccw_set_vqs(sch, &info, NULL); 2540db87e0dSCornelia Huck } 2550db87e0dSCornelia Huck sch->curr_status.scsw.count = 0; 2560db87e0dSCornelia Huck return ret; 2570db87e0dSCornelia Huck } 2580db87e0dSCornelia Huck 2590db87e0dSCornelia Huck static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw) 2600db87e0dSCornelia Huck { 2610db87e0dSCornelia Huck int ret; 262c42767f2SThomas Huth VirtioRevInfo revinfo; 263a5cf2bb4SCornelia Huck uint8_t status; 264a5cf2bb4SCornelia Huck VirtioFeatDesc features; 265a5cf2bb4SCornelia Huck void *config; 266a5cf2bb4SCornelia Huck hwaddr indicators; 267a5cf2bb4SCornelia Huck VqConfigBlock vq_config; 268a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = sch->driver_data; 269f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_ccw_get_vdev(sch); 270a5cf2bb4SCornelia Huck bool check_len; 271a5cf2bb4SCornelia Huck int len; 272a5cf2bb4SCornelia Huck hwaddr hw_len; 2737e749462SCornelia Huck VirtioThinintInfo *thinint; 274a5cf2bb4SCornelia Huck 275a5cf2bb4SCornelia Huck if (!dev) { 276a5cf2bb4SCornelia Huck return -EINVAL; 277a5cf2bb4SCornelia Huck } 278a5cf2bb4SCornelia Huck 279a5cf2bb4SCornelia Huck trace_virtio_ccw_interpret_ccw(sch->cssid, sch->ssid, sch->schid, 280a5cf2bb4SCornelia Huck ccw.cmd_code); 281a5cf2bb4SCornelia Huck check_len = !((ccw.flags & CCW_FLAG_SLI) && !(ccw.flags & CCW_FLAG_DC)); 282a5cf2bb4SCornelia Huck 283a5cf2bb4SCornelia Huck /* Look at the command. */ 284a5cf2bb4SCornelia Huck switch (ccw.cmd_code) { 285a5cf2bb4SCornelia Huck case CCW_CMD_SET_VQ: 2860db87e0dSCornelia Huck ret = virtio_ccw_handle_set_vq(sch, ccw, check_len, dev->revision < 1); 287a5cf2bb4SCornelia Huck break; 288a5cf2bb4SCornelia Huck case CCW_CMD_VDEV_RESET: 289fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 290a5cf2bb4SCornelia Huck ret = 0; 291a5cf2bb4SCornelia Huck break; 292a5cf2bb4SCornelia Huck case CCW_CMD_READ_FEAT: 293a5cf2bb4SCornelia Huck if (check_len) { 294a5cf2bb4SCornelia Huck if (ccw.count != sizeof(features)) { 295a5cf2bb4SCornelia Huck ret = -EINVAL; 296a5cf2bb4SCornelia Huck break; 297a5cf2bb4SCornelia Huck } 298a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(features)) { 299a5cf2bb4SCornelia Huck /* Can't execute command. */ 300a5cf2bb4SCornelia Huck ret = -EINVAL; 301a5cf2bb4SCornelia Huck break; 302a5cf2bb4SCornelia Huck } 303a5cf2bb4SCornelia Huck if (!ccw.cda) { 304a5cf2bb4SCornelia Huck ret = -EFAULT; 305a5cf2bb4SCornelia Huck } else { 3069b706dbbSMichael S. Tsirkin VirtioDeviceClass *vdc = VIRTIO_DEVICE_GET_CLASS(vdev); 3079b706dbbSMichael S. Tsirkin 30842874d3aSPeter Maydell features.index = address_space_ldub(&address_space_memory, 30942874d3aSPeter Maydell ccw.cda 31042874d3aSPeter Maydell + sizeof(features.features), 31142874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 31242874d3aSPeter Maydell NULL); 3136b8f1020SCornelia Huck if (features.index == 0) { 314542571d5SCornelia Huck if (dev->revision >= 1) { 315542571d5SCornelia Huck /* Don't offer legacy features for modern devices. */ 316542571d5SCornelia Huck features.features = (uint32_t) 3179b706dbbSMichael S. Tsirkin (vdev->host_features & ~vdc->legacy_features); 318542571d5SCornelia Huck } else { 319c42767f2SThomas Huth features.features = (uint32_t)vdev->host_features; 320542571d5SCornelia Huck } 321b4f8f9dfSCornelia Huck } else if ((features.index == 1) && (dev->revision >= 1)) { 322c42767f2SThomas Huth /* 323b4f8f9dfSCornelia Huck * Only offer feature bits beyond 31 if the guest has 324b4f8f9dfSCornelia Huck * negotiated at least revision 1. 325c42767f2SThomas Huth */ 326b4f8f9dfSCornelia Huck features.features = (uint32_t)(vdev->host_features >> 32); 327a5cf2bb4SCornelia Huck } else { 328a5cf2bb4SCornelia Huck /* Return zeroes if the guest supports more feature bits. */ 329a5cf2bb4SCornelia Huck features.features = 0; 330a5cf2bb4SCornelia Huck } 33142874d3aSPeter Maydell address_space_stl_le(&address_space_memory, ccw.cda, 33242874d3aSPeter Maydell features.features, MEMTXATTRS_UNSPECIFIED, 33342874d3aSPeter Maydell NULL); 334a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(features); 335a5cf2bb4SCornelia Huck ret = 0; 336a5cf2bb4SCornelia Huck } 337a5cf2bb4SCornelia Huck break; 338a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_FEAT: 339a5cf2bb4SCornelia Huck if (check_len) { 340a5cf2bb4SCornelia Huck if (ccw.count != sizeof(features)) { 341a5cf2bb4SCornelia Huck ret = -EINVAL; 342a5cf2bb4SCornelia Huck break; 343a5cf2bb4SCornelia Huck } 344a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(features)) { 345a5cf2bb4SCornelia Huck /* Can't execute command. */ 346a5cf2bb4SCornelia Huck ret = -EINVAL; 347a5cf2bb4SCornelia Huck break; 348a5cf2bb4SCornelia Huck } 349a5cf2bb4SCornelia Huck if (!ccw.cda) { 350a5cf2bb4SCornelia Huck ret = -EFAULT; 351a5cf2bb4SCornelia Huck } else { 35242874d3aSPeter Maydell features.index = address_space_ldub(&address_space_memory, 35342874d3aSPeter Maydell ccw.cda 35442874d3aSPeter Maydell + sizeof(features.features), 35542874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 35642874d3aSPeter Maydell NULL); 35742874d3aSPeter Maydell features.features = address_space_ldl_le(&address_space_memory, 35842874d3aSPeter Maydell ccw.cda, 35942874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 36042874d3aSPeter Maydell NULL); 3616b8f1020SCornelia Huck if (features.index == 0) { 362c42767f2SThomas Huth virtio_set_features(vdev, 363c42767f2SThomas Huth (vdev->guest_features & 0xffffffff00000000ULL) | 364c42767f2SThomas Huth features.features); 365b4f8f9dfSCornelia Huck } else if ((features.index == 1) && (dev->revision >= 1)) { 366c42767f2SThomas Huth /* 367b4f8f9dfSCornelia Huck * If the guest did not negotiate at least revision 1, 368b4f8f9dfSCornelia Huck * we did not offer it any feature bits beyond 31. Such a 369b4f8f9dfSCornelia Huck * guest passing us any bit here is therefore buggy. 370c42767f2SThomas Huth */ 371c42767f2SThomas Huth virtio_set_features(vdev, 372c42767f2SThomas Huth (vdev->guest_features & 0x00000000ffffffffULL) | 373c42767f2SThomas Huth ((uint64_t)features.features << 32)); 374a5cf2bb4SCornelia Huck } else { 375a5cf2bb4SCornelia Huck /* 376a5cf2bb4SCornelia Huck * If the guest supports more feature bits, assert that it 377a5cf2bb4SCornelia Huck * passes us zeroes for those we don't support. 378a5cf2bb4SCornelia Huck */ 379a5cf2bb4SCornelia Huck if (features.features) { 380a5cf2bb4SCornelia Huck fprintf(stderr, "Guest bug: features[%i]=%x (expected 0)\n", 381a5cf2bb4SCornelia Huck features.index, features.features); 382a5cf2bb4SCornelia Huck /* XXX: do a unit check here? */ 383a5cf2bb4SCornelia Huck } 384a5cf2bb4SCornelia Huck } 385a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(features); 386a5cf2bb4SCornelia Huck ret = 0; 387a5cf2bb4SCornelia Huck } 388a5cf2bb4SCornelia Huck break; 389a5cf2bb4SCornelia Huck case CCW_CMD_READ_CONF: 390a5cf2bb4SCornelia Huck if (check_len) { 391f24a6840SPaolo Bonzini if (ccw.count > vdev->config_len) { 392a5cf2bb4SCornelia Huck ret = -EINVAL; 393a5cf2bb4SCornelia Huck break; 394a5cf2bb4SCornelia Huck } 395a5cf2bb4SCornelia Huck } 396f24a6840SPaolo Bonzini len = MIN(ccw.count, vdev->config_len); 397a5cf2bb4SCornelia Huck if (!ccw.cda) { 398a5cf2bb4SCornelia Huck ret = -EFAULT; 399a5cf2bb4SCornelia Huck } else { 400f24a6840SPaolo Bonzini virtio_bus_get_vdev_config(&dev->bus, vdev->config); 401a5cf2bb4SCornelia Huck /* XXX config space endianness */ 402f24a6840SPaolo Bonzini cpu_physical_memory_write(ccw.cda, vdev->config, len); 403a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - len; 404a5cf2bb4SCornelia Huck ret = 0; 405a5cf2bb4SCornelia Huck } 406a5cf2bb4SCornelia Huck break; 407a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_CONF: 408a5cf2bb4SCornelia Huck if (check_len) { 409f24a6840SPaolo Bonzini if (ccw.count > vdev->config_len) { 410a5cf2bb4SCornelia Huck ret = -EINVAL; 411a5cf2bb4SCornelia Huck break; 412a5cf2bb4SCornelia Huck } 413a5cf2bb4SCornelia Huck } 414f24a6840SPaolo Bonzini len = MIN(ccw.count, vdev->config_len); 415a5cf2bb4SCornelia Huck hw_len = len; 416a5cf2bb4SCornelia Huck if (!ccw.cda) { 417a5cf2bb4SCornelia Huck ret = -EFAULT; 418a5cf2bb4SCornelia Huck } else { 419a5cf2bb4SCornelia Huck config = cpu_physical_memory_map(ccw.cda, &hw_len, 0); 420a5cf2bb4SCornelia Huck if (!config) { 421a5cf2bb4SCornelia Huck ret = -EFAULT; 422a5cf2bb4SCornelia Huck } else { 423a5cf2bb4SCornelia Huck len = hw_len; 424a5cf2bb4SCornelia Huck /* XXX config space endianness */ 425f24a6840SPaolo Bonzini memcpy(vdev->config, config, len); 426a5cf2bb4SCornelia Huck cpu_physical_memory_unmap(config, hw_len, 0, hw_len); 427f24a6840SPaolo Bonzini virtio_bus_set_vdev_config(&dev->bus, vdev->config); 428a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - len; 429a5cf2bb4SCornelia Huck ret = 0; 430a5cf2bb4SCornelia Huck } 431a5cf2bb4SCornelia Huck } 432a5cf2bb4SCornelia Huck break; 433e32652f7SPierre Morel case CCW_CMD_READ_STATUS: 434e32652f7SPierre Morel if (check_len) { 435e32652f7SPierre Morel if (ccw.count != sizeof(status)) { 436e32652f7SPierre Morel ret = -EINVAL; 437e32652f7SPierre Morel break; 438e32652f7SPierre Morel } 439e32652f7SPierre Morel } else if (ccw.count < sizeof(status)) { 440e32652f7SPierre Morel /* Can't execute command. */ 441e32652f7SPierre Morel ret = -EINVAL; 442e32652f7SPierre Morel break; 443e32652f7SPierre Morel } 444e32652f7SPierre Morel if (!ccw.cda) { 445e32652f7SPierre Morel ret = -EFAULT; 446e32652f7SPierre Morel } else { 447e32652f7SPierre Morel address_space_stb(&address_space_memory, ccw.cda, vdev->status, 448e32652f7SPierre Morel MEMTXATTRS_UNSPECIFIED, NULL); 449e32652f7SPierre Morel sch->curr_status.scsw.count = ccw.count - sizeof(vdev->status);; 450e32652f7SPierre Morel ret = 0; 451e32652f7SPierre Morel } 452e32652f7SPierre Morel break; 453a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_STATUS: 454a5cf2bb4SCornelia Huck if (check_len) { 455a5cf2bb4SCornelia Huck if (ccw.count != sizeof(status)) { 456a5cf2bb4SCornelia Huck ret = -EINVAL; 457a5cf2bb4SCornelia Huck break; 458a5cf2bb4SCornelia Huck } 459a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(status)) { 460a5cf2bb4SCornelia Huck /* Can't execute command. */ 461a5cf2bb4SCornelia Huck ret = -EINVAL; 462a5cf2bb4SCornelia Huck break; 463a5cf2bb4SCornelia Huck } 464a5cf2bb4SCornelia Huck if (!ccw.cda) { 465a5cf2bb4SCornelia Huck ret = -EFAULT; 466a5cf2bb4SCornelia Huck } else { 46742874d3aSPeter Maydell status = address_space_ldub(&address_space_memory, ccw.cda, 46842874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, NULL); 469b4436a0bSCornelia Huck if (!(status & VIRTIO_CONFIG_S_DRIVER_OK)) { 470b4436a0bSCornelia Huck virtio_ccw_stop_ioeventfd(dev); 471b4436a0bSCornelia Huck } 4720b352fd6SCornelia Huck if (virtio_set_status(vdev, status) == 0) { 473f24a6840SPaolo Bonzini if (vdev->status == 0) { 474fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 475a5cf2bb4SCornelia Huck } 476b4436a0bSCornelia Huck if (status & VIRTIO_CONFIG_S_DRIVER_OK) { 477b4436a0bSCornelia Huck virtio_ccw_start_ioeventfd(dev); 478b4436a0bSCornelia Huck } 479a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(status); 480a5cf2bb4SCornelia Huck ret = 0; 4810b352fd6SCornelia Huck } else { 4820b352fd6SCornelia Huck /* Trigger a command reject. */ 4830b352fd6SCornelia Huck ret = -ENOSYS; 4840b352fd6SCornelia Huck } 485a5cf2bb4SCornelia Huck } 486a5cf2bb4SCornelia Huck break; 487a5cf2bb4SCornelia Huck case CCW_CMD_SET_IND: 488a5cf2bb4SCornelia Huck if (check_len) { 489a5cf2bb4SCornelia Huck if (ccw.count != sizeof(indicators)) { 490a5cf2bb4SCornelia Huck ret = -EINVAL; 491a5cf2bb4SCornelia Huck break; 492a5cf2bb4SCornelia Huck } 493a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(indicators)) { 494a5cf2bb4SCornelia Huck /* Can't execute command. */ 495a5cf2bb4SCornelia Huck ret = -EINVAL; 496a5cf2bb4SCornelia Huck break; 497a5cf2bb4SCornelia Huck } 4987e749462SCornelia Huck if (sch->thinint_active) { 4997e749462SCornelia Huck /* Trigger a command reject. */ 5007e749462SCornelia Huck ret = -ENOSYS; 5017e749462SCornelia Huck break; 5027e749462SCornelia Huck } 503d1db1fa8SCornelia Huck if (!ccw.cda) { 504a5cf2bb4SCornelia Huck ret = -EFAULT; 505a5cf2bb4SCornelia Huck } else { 50642874d3aSPeter Maydell indicators = address_space_ldq_be(&address_space_memory, ccw.cda, 50742874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, NULL); 5087bca3892SCornelia Huck dev->indicators = get_indicator(indicators, sizeof(uint64_t)); 509a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(indicators); 510a5cf2bb4SCornelia Huck ret = 0; 511a5cf2bb4SCornelia Huck } 512a5cf2bb4SCornelia Huck break; 513a5cf2bb4SCornelia Huck case CCW_CMD_SET_CONF_IND: 514a5cf2bb4SCornelia Huck if (check_len) { 515a5cf2bb4SCornelia Huck if (ccw.count != sizeof(indicators)) { 516a5cf2bb4SCornelia Huck ret = -EINVAL; 517a5cf2bb4SCornelia Huck break; 518a5cf2bb4SCornelia Huck } 519a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(indicators)) { 520a5cf2bb4SCornelia Huck /* Can't execute command. */ 521a5cf2bb4SCornelia Huck ret = -EINVAL; 522a5cf2bb4SCornelia Huck break; 523a5cf2bb4SCornelia Huck } 524d1db1fa8SCornelia Huck if (!ccw.cda) { 525a5cf2bb4SCornelia Huck ret = -EFAULT; 526a5cf2bb4SCornelia Huck } else { 52742874d3aSPeter Maydell indicators = address_space_ldq_be(&address_space_memory, ccw.cda, 52842874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, NULL); 5297bca3892SCornelia Huck dev->indicators2 = get_indicator(indicators, sizeof(uint64_t)); 530a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(indicators); 531a5cf2bb4SCornelia Huck ret = 0; 532a5cf2bb4SCornelia Huck } 533a5cf2bb4SCornelia Huck break; 534a5cf2bb4SCornelia Huck case CCW_CMD_READ_VQ_CONF: 535a5cf2bb4SCornelia Huck if (check_len) { 536a5cf2bb4SCornelia Huck if (ccw.count != sizeof(vq_config)) { 537a5cf2bb4SCornelia Huck ret = -EINVAL; 538a5cf2bb4SCornelia Huck break; 539a5cf2bb4SCornelia Huck } 540a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(vq_config)) { 541a5cf2bb4SCornelia Huck /* Can't execute command. */ 542a5cf2bb4SCornelia Huck ret = -EINVAL; 543a5cf2bb4SCornelia Huck break; 544a5cf2bb4SCornelia Huck } 545a5cf2bb4SCornelia Huck if (!ccw.cda) { 546a5cf2bb4SCornelia Huck ret = -EFAULT; 547a5cf2bb4SCornelia Huck } else { 54842874d3aSPeter Maydell vq_config.index = address_space_lduw_be(&address_space_memory, 54942874d3aSPeter Maydell ccw.cda, 55042874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 55142874d3aSPeter Maydell NULL); 5528dfbaa6aSJason Wang if (vq_config.index >= VIRTIO_CCW_QUEUE_MAX) { 553d03a3630SCornelia Huck ret = -EINVAL; 554d03a3630SCornelia Huck break; 555d03a3630SCornelia Huck } 556f24a6840SPaolo Bonzini vq_config.num_max = virtio_queue_get_num(vdev, 557a5cf2bb4SCornelia Huck vq_config.index); 55842874d3aSPeter Maydell address_space_stw_be(&address_space_memory, 55942874d3aSPeter Maydell ccw.cda + sizeof(vq_config.index), 56042874d3aSPeter Maydell vq_config.num_max, 56142874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 56242874d3aSPeter Maydell NULL); 563a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(vq_config); 564a5cf2bb4SCornelia Huck ret = 0; 565a5cf2bb4SCornelia Huck } 566a5cf2bb4SCornelia Huck break; 5677e749462SCornelia Huck case CCW_CMD_SET_IND_ADAPTER: 5687e749462SCornelia Huck if (check_len) { 5697e749462SCornelia Huck if (ccw.count != sizeof(*thinint)) { 5707e749462SCornelia Huck ret = -EINVAL; 5717e749462SCornelia Huck break; 5727e749462SCornelia Huck } 5737e749462SCornelia Huck } else if (ccw.count < sizeof(*thinint)) { 5747e749462SCornelia Huck /* Can't execute command. */ 5757e749462SCornelia Huck ret = -EINVAL; 5767e749462SCornelia Huck break; 5777e749462SCornelia Huck } 5787e749462SCornelia Huck len = sizeof(*thinint); 5797e749462SCornelia Huck hw_len = len; 5807e749462SCornelia Huck if (!ccw.cda) { 5817e749462SCornelia Huck ret = -EFAULT; 5827e749462SCornelia Huck } else if (dev->indicators && !sch->thinint_active) { 5837e749462SCornelia Huck /* Trigger a command reject. */ 5847e749462SCornelia Huck ret = -ENOSYS; 5857e749462SCornelia Huck } else { 5867e749462SCornelia Huck thinint = cpu_physical_memory_map(ccw.cda, &hw_len, 0); 5877e749462SCornelia Huck if (!thinint) { 5887e749462SCornelia Huck ret = -EFAULT; 5897e749462SCornelia Huck } else { 5907d45285fSCornelia Huck uint64_t ind_bit = ldq_be_p(&thinint->ind_bit); 5917d45285fSCornelia Huck 5927e749462SCornelia Huck len = hw_len; 5937bca3892SCornelia Huck dev->summary_indicator = 5947d45285fSCornelia Huck get_indicator(ldq_be_p(&thinint->summary_indicator), 5957d45285fSCornelia Huck sizeof(uint8_t)); 5967d45285fSCornelia Huck dev->indicators = 5977d45285fSCornelia Huck get_indicator(ldq_be_p(&thinint->device_indicator), 5987d45285fSCornelia Huck ind_bit / 8 + 1); 5997e749462SCornelia Huck dev->thinint_isc = thinint->isc; 6007d45285fSCornelia Huck dev->routes.adapter.ind_offset = ind_bit; 601d426d9fbSCornelia Huck dev->routes.adapter.summary_offset = 7; 6027e749462SCornelia Huck cpu_physical_memory_unmap(thinint, hw_len, 0, hw_len); 60303cf077aSCornelia Huck ret = css_register_io_adapter(CSS_IO_ADAPTER_VIRTIO, 60403cf077aSCornelia Huck dev->thinint_isc, true, false, 605d426d9fbSCornelia Huck &dev->routes.adapter.adapter_id); 60603cf077aSCornelia Huck assert(ret == 0); 6077bca3892SCornelia Huck sch->thinint_active = ((dev->indicators != NULL) && 6087bca3892SCornelia Huck (dev->summary_indicator != NULL)); 6097e749462SCornelia Huck sch->curr_status.scsw.count = ccw.count - len; 6107e749462SCornelia Huck ret = 0; 6117e749462SCornelia Huck } 6127e749462SCornelia Huck } 6137e749462SCornelia Huck break; 614c42767f2SThomas Huth case CCW_CMD_SET_VIRTIO_REV: 615c42767f2SThomas Huth len = sizeof(revinfo); 616c42767f2SThomas Huth if (ccw.count < len) { 617c42767f2SThomas Huth ret = -EINVAL; 618c42767f2SThomas Huth break; 619c42767f2SThomas Huth } 620c42767f2SThomas Huth if (!ccw.cda) { 621c42767f2SThomas Huth ret = -EFAULT; 622c42767f2SThomas Huth break; 623c42767f2SThomas Huth } 624c42767f2SThomas Huth revinfo.revision = 625c42767f2SThomas Huth address_space_lduw_be(&address_space_memory, ccw.cda, 626c42767f2SThomas Huth MEMTXATTRS_UNSPECIFIED, NULL); 627c42767f2SThomas Huth revinfo.length = 628c42767f2SThomas Huth address_space_lduw_be(&address_space_memory, 629c42767f2SThomas Huth ccw.cda + sizeof(revinfo.revision), 630c42767f2SThomas Huth MEMTXATTRS_UNSPECIFIED, NULL); 631c42767f2SThomas Huth if (ccw.count < len + revinfo.length || 632c42767f2SThomas Huth (check_len && ccw.count > len + revinfo.length)) { 633c42767f2SThomas Huth ret = -EINVAL; 634c42767f2SThomas Huth break; 635c42767f2SThomas Huth } 636c42767f2SThomas Huth /* 637c42767f2SThomas Huth * Once we start to support revisions with additional data, we'll 638c42767f2SThomas Huth * need to fetch it here. Nothing to do for now, though. 639c42767f2SThomas Huth */ 640c42767f2SThomas Huth if (dev->revision >= 0 || 641542571d5SCornelia Huck revinfo.revision > virtio_ccw_rev_max(dev)) { 642c42767f2SThomas Huth ret = -ENOSYS; 643c42767f2SThomas Huth break; 644c42767f2SThomas Huth } 645c42767f2SThomas Huth ret = 0; 646c42767f2SThomas Huth dev->revision = revinfo.revision; 647c42767f2SThomas Huth break; 648a5cf2bb4SCornelia Huck default: 6498d034a6fSCornelia Huck ret = -ENOSYS; 650a5cf2bb4SCornelia Huck break; 651a5cf2bb4SCornelia Huck } 652a5cf2bb4SCornelia Huck return ret; 653a5cf2bb4SCornelia Huck } 654a5cf2bb4SCornelia Huck 655c42767f2SThomas Huth static void virtio_sch_disable_cb(SubchDev *sch) 656c42767f2SThomas Huth { 657c42767f2SThomas Huth VirtioCcwDevice *dev = sch->driver_data; 658c42767f2SThomas Huth 659c42767f2SThomas Huth dev->revision = -1; 660c42767f2SThomas Huth } 661c42767f2SThomas Huth 6621fa75523SCornelia Huck static void virtio_ccw_device_realize(VirtioCcwDevice *dev, Error **errp) 663a5cf2bb4SCornelia Huck { 6641fa75523SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_GET_CLASS(dev); 665b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 666b804e8a6SJing Liu SubchDev *sch = css_create_virtual_sch(ccw_dev->bus_id, errp); 667cf249935SSascha Silbe Error *err = NULL; 668a5cf2bb4SCornelia Huck 669cf249935SSascha Silbe if (!sch) { 670cf249935SSascha Silbe return; 671cf249935SSascha Silbe } 672a5cf2bb4SCornelia Huck 673a5cf2bb4SCornelia Huck sch->driver_data = dev; 674a5cf2bb4SCornelia Huck sch->ccw_cb = virtio_ccw_cb; 675c42767f2SThomas Huth sch->disable_cb = virtio_sch_disable_cb; 676a5cf2bb4SCornelia Huck sch->id.reserved = 0xff; 677a5cf2bb4SCornelia Huck sch->id.cu_type = VIRTIO_CCW_CU_TYPE; 678b804e8a6SJing Liu ccw_dev->sch = sch; 679cf249935SSascha Silbe dev->indicators = NULL; 680c42767f2SThomas Huth dev->revision = -1; 681cf249935SSascha Silbe css_sch_build_virtual_schib(sch, 0, VIRTIO_CCW_CHPID_TYPE); 682cf249935SSascha Silbe 683cf249935SSascha Silbe trace_virtio_ccw_new_device( 684cf249935SSascha Silbe sch->cssid, sch->ssid, sch->schid, sch->devno, 685b804e8a6SJing Liu ccw_dev->bus_id.valid ? "user-configured" : "auto-configured"); 686c42767f2SThomas Huth 687ca2b413cSPaolo Bonzini if (!kvm_eventfds_enabled()) { 688ca2b413cSPaolo Bonzini dev->flags &= ~VIRTIO_CCW_FLAG_USE_IOEVENTFD; 689ca2b413cSPaolo Bonzini } 690ca2b413cSPaolo Bonzini 6911fa75523SCornelia Huck if (k->realize) { 6921fa75523SCornelia Huck k->realize(dev, &err); 6931fa75523SCornelia Huck } 6941fa75523SCornelia Huck if (err) { 6951fa75523SCornelia Huck error_propagate(errp, err); 69606e686eaSCornelia Huck css_subch_assign(sch->cssid, sch->ssid, sch->schid, sch->devno, NULL); 697b804e8a6SJing Liu ccw_dev->sch = NULL; 698a5cf2bb4SCornelia Huck g_free(sch); 699a5cf2bb4SCornelia Huck } 700cf249935SSascha Silbe } 701a5cf2bb4SCornelia Huck 702a5cf2bb4SCornelia Huck static int virtio_ccw_exit(VirtioCcwDevice *dev) 703a5cf2bb4SCornelia Huck { 704b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 705b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 706a5cf2bb4SCornelia Huck 707a5cf2bb4SCornelia Huck if (sch) { 708a5cf2bb4SCornelia Huck css_subch_assign(sch->cssid, sch->ssid, sch->schid, sch->devno, NULL); 709a5cf2bb4SCornelia Huck g_free(sch); 710a5cf2bb4SCornelia Huck } 7117bca3892SCornelia Huck if (dev->indicators) { 712d426d9fbSCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators); 7137bca3892SCornelia Huck dev->indicators = NULL; 7147bca3892SCornelia Huck } 715a5cf2bb4SCornelia Huck return 0; 716a5cf2bb4SCornelia Huck } 717a5cf2bb4SCornelia Huck 7185e5ced38SMarkus Armbruster static void virtio_ccw_net_realize(VirtioCcwDevice *ccw_dev, Error **errp) 719a5cf2bb4SCornelia Huck { 720800ced8cSKONRAD Frederic DeviceState *qdev = DEVICE(ccw_dev); 72189334c8bSKONRAD Frederic VirtIONetCcw *dev = VIRTIO_NET_CCW(ccw_dev); 72289334c8bSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 723a5cf2bb4SCornelia Huck 724800ced8cSKONRAD Frederic virtio_net_set_netclient_name(&dev->vdev, qdev->id, 725800ced8cSKONRAD Frederic object_get_typename(OBJECT(qdev))); 72689334c8bSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7276b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 728a5cf2bb4SCornelia Huck } 729a5cf2bb4SCornelia Huck 73089334c8bSKONRAD Frederic static void virtio_ccw_net_instance_init(Object *obj) 731a5cf2bb4SCornelia Huck { 73289334c8bSKONRAD Frederic VirtIONetCcw *dev = VIRTIO_NET_CCW(obj); 733c8075cafSGonglei 734c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 735c8075cafSGonglei TYPE_VIRTIO_NET); 7360cf63c3eSGonglei object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), 7370cf63c3eSGonglei "bootindex", &error_abort); 738a5cf2bb4SCornelia Huck } 739a5cf2bb4SCornelia Huck 7405e5ced38SMarkus Armbruster static void virtio_ccw_blk_realize(VirtioCcwDevice *ccw_dev, Error **errp) 741a5cf2bb4SCornelia Huck { 7423400c455SKONRAD Frederic VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(ccw_dev); 7433400c455SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 7445e5ced38SMarkus Armbruster 7453400c455SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7466b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 747a5cf2bb4SCornelia Huck } 748a5cf2bb4SCornelia Huck 7493400c455SKONRAD Frederic static void virtio_ccw_blk_instance_init(Object *obj) 750a5cf2bb4SCornelia Huck { 7513400c455SKONRAD Frederic VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(obj); 752c8075cafSGonglei 753c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 754c8075cafSGonglei TYPE_VIRTIO_BLK); 755467b3f33SStefan Hajnoczi object_property_add_alias(obj, "iothread", OBJECT(&dev->vdev),"iothread", 756467b3f33SStefan Hajnoczi &error_abort); 757aeb98ddcSGonglei object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), 758aeb98ddcSGonglei "bootindex", &error_abort); 759a5cf2bb4SCornelia Huck } 760a5cf2bb4SCornelia Huck 7615e5ced38SMarkus Armbruster static void virtio_ccw_serial_realize(VirtioCcwDevice *ccw_dev, Error **errp) 762a5cf2bb4SCornelia Huck { 7636acf69cdSKONRAD Frederic VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(ccw_dev); 7646acf69cdSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 76580270a19SKONRAD Frederic DeviceState *proxy = DEVICE(ccw_dev); 76680270a19SKONRAD Frederic char *bus_name; 76780270a19SKONRAD Frederic 76880270a19SKONRAD Frederic /* 76980270a19SKONRAD Frederic * For command line compatibility, this sets the virtio-serial-device bus 77080270a19SKONRAD Frederic * name as before. 77180270a19SKONRAD Frederic */ 77280270a19SKONRAD Frederic if (proxy->id) { 77380270a19SKONRAD Frederic bus_name = g_strdup_printf("%s.0", proxy->id); 77480270a19SKONRAD Frederic virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name); 77580270a19SKONRAD Frederic g_free(bus_name); 77680270a19SKONRAD Frederic } 777a5cf2bb4SCornelia Huck 7786acf69cdSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7796b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 780a5cf2bb4SCornelia Huck } 781a5cf2bb4SCornelia Huck 7826acf69cdSKONRAD Frederic 7836acf69cdSKONRAD Frederic static void virtio_ccw_serial_instance_init(Object *obj) 784a5cf2bb4SCornelia Huck { 7856acf69cdSKONRAD Frederic VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(obj); 786c8075cafSGonglei 787c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 788c8075cafSGonglei TYPE_VIRTIO_SERIAL); 789a5cf2bb4SCornelia Huck } 790a5cf2bb4SCornelia Huck 7915e5ced38SMarkus Armbruster static void virtio_ccw_balloon_realize(VirtioCcwDevice *ccw_dev, Error **errp) 792a5cf2bb4SCornelia Huck { 79330bff6a0SKONRAD Frederic VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(ccw_dev); 79430bff6a0SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 795a5cf2bb4SCornelia Huck 79630bff6a0SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7976b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 798a5cf2bb4SCornelia Huck } 799a5cf2bb4SCornelia Huck 80030bff6a0SKONRAD Frederic static void virtio_ccw_balloon_instance_init(Object *obj) 801a5cf2bb4SCornelia Huck { 80230bff6a0SKONRAD Frederic VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(obj); 803ecfa60e3SShannon Zhao 804a6027b0fSDenis V. Lunev virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 805a6027b0fSDenis V. Lunev TYPE_VIRTIO_BALLOON); 806ecfa60e3SShannon Zhao object_property_add_alias(obj, "guest-stats", OBJECT(&dev->vdev), 807ecfa60e3SShannon Zhao "guest-stats", &error_abort); 808ecfa60e3SShannon Zhao object_property_add_alias(obj, "guest-stats-polling-interval", 809ecfa60e3SShannon Zhao OBJECT(&dev->vdev), 810ecfa60e3SShannon Zhao "guest-stats-polling-interval", &error_abort); 811a5cf2bb4SCornelia Huck } 812a5cf2bb4SCornelia Huck 8135e5ced38SMarkus Armbruster static void virtio_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp) 814a5cf2bb4SCornelia Huck { 815c908ea10SKONRAD Frederic VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(ccw_dev); 816c908ea10SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 8176f32a6b4SKONRAD Frederic DeviceState *qdev = DEVICE(ccw_dev); 8186f32a6b4SKONRAD Frederic char *bus_name; 8196f32a6b4SKONRAD Frederic 8206f32a6b4SKONRAD Frederic /* 8216f32a6b4SKONRAD Frederic * For command line compatibility, this sets the virtio-scsi-device bus 8226f32a6b4SKONRAD Frederic * name as before. 8236f32a6b4SKONRAD Frederic */ 8246f32a6b4SKONRAD Frederic if (qdev->id) { 8256f32a6b4SKONRAD Frederic bus_name = g_strdup_printf("%s.0", qdev->id); 8266f32a6b4SKONRAD Frederic virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name); 8276f32a6b4SKONRAD Frederic g_free(bus_name); 8286f32a6b4SKONRAD Frederic } 829a5cf2bb4SCornelia Huck 830c908ea10SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8316b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 832a5cf2bb4SCornelia Huck } 833a5cf2bb4SCornelia Huck 834c908ea10SKONRAD Frederic static void virtio_ccw_scsi_instance_init(Object *obj) 835a5cf2bb4SCornelia Huck { 836c908ea10SKONRAD Frederic VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(obj); 837c8075cafSGonglei 838c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 839c8075cafSGonglei TYPE_VIRTIO_SCSI); 84019d339f1SFam Zheng object_property_add_alias(obj, "iothread", OBJECT(&dev->vdev), "iothread", 84119d339f1SFam Zheng &error_abort); 842a5cf2bb4SCornelia Huck } 843a5cf2bb4SCornelia Huck 844ccf6916cSPaolo Bonzini #ifdef CONFIG_VHOST_SCSI 8455e5ced38SMarkus Armbruster static void vhost_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp) 846ccf6916cSPaolo Bonzini { 847ccf6916cSPaolo Bonzini VHostSCSICcw *dev = VHOST_SCSI_CCW(ccw_dev); 848ccf6916cSPaolo Bonzini DeviceState *vdev = DEVICE(&dev->vdev); 849ccf6916cSPaolo Bonzini 850ccf6916cSPaolo Bonzini qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8516b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 852ccf6916cSPaolo Bonzini } 853ccf6916cSPaolo Bonzini 854ccf6916cSPaolo Bonzini static void vhost_ccw_scsi_instance_init(Object *obj) 855ccf6916cSPaolo Bonzini { 856ccf6916cSPaolo Bonzini VHostSCSICcw *dev = VHOST_SCSI_CCW(obj); 857c8075cafSGonglei 858c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 859c8075cafSGonglei TYPE_VHOST_SCSI); 860ccf6916cSPaolo Bonzini } 861ccf6916cSPaolo Bonzini #endif 862ccf6916cSPaolo Bonzini 8635e5ced38SMarkus Armbruster static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp) 8642362ecc5SCornelia Huck { 8652db26d4cSKONRAD Frederic VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev); 8662db26d4cSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 8675e5ced38SMarkus Armbruster Error *err = NULL; 8682362ecc5SCornelia Huck 8692db26d4cSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8705e5ced38SMarkus Armbruster object_property_set_bool(OBJECT(vdev), true, "realized", &err); 8715e5ced38SMarkus Armbruster if (err) { 8725e5ced38SMarkus Armbruster error_propagate(errp, err); 8735e5ced38SMarkus Armbruster return; 8742362ecc5SCornelia Huck } 8752362ecc5SCornelia Huck 8762db26d4cSKONRAD Frederic object_property_set_link(OBJECT(dev), 8775b456438SCole Robinson OBJECT(dev->vdev.conf.rng), "rng", 8782db26d4cSKONRAD Frederic NULL); 8792362ecc5SCornelia Huck } 8802362ecc5SCornelia Huck 881a5cf2bb4SCornelia Huck /* DeviceState to VirtioCcwDevice. Note: used on datapath, 882a5cf2bb4SCornelia Huck * be careful and test performance if you change this. 883a5cf2bb4SCornelia Huck */ 884a5cf2bb4SCornelia Huck static inline VirtioCcwDevice *to_virtio_ccw_dev_fast(DeviceState *d) 885a5cf2bb4SCornelia Huck { 886b804e8a6SJing Liu CcwDevice *ccw_dev = to_ccw_dev_fast(d); 887b804e8a6SJing Liu 888b804e8a6SJing Liu return container_of(ccw_dev, VirtioCcwDevice, parent_obj); 889a5cf2bb4SCornelia Huck } 890a5cf2bb4SCornelia Huck 8917e749462SCornelia Huck static uint8_t virtio_set_ind_atomic(SubchDev *sch, uint64_t ind_loc, 8927e749462SCornelia Huck uint8_t to_be_set) 8937e749462SCornelia Huck { 8947e749462SCornelia Huck uint8_t ind_old, ind_new; 8957e749462SCornelia Huck hwaddr len = 1; 8967e749462SCornelia Huck uint8_t *ind_addr; 8977e749462SCornelia Huck 8987e749462SCornelia Huck ind_addr = cpu_physical_memory_map(ind_loc, &len, 1); 8997e749462SCornelia Huck if (!ind_addr) { 9007e749462SCornelia Huck error_report("%s(%x.%x.%04x): unable to access indicator", 9017e749462SCornelia Huck __func__, sch->cssid, sch->ssid, sch->schid); 9027e749462SCornelia Huck return -1; 9037e749462SCornelia Huck } 9047e749462SCornelia Huck do { 9057e749462SCornelia Huck ind_old = *ind_addr; 9067e749462SCornelia Huck ind_new = ind_old | to_be_set; 9077e749462SCornelia Huck } while (atomic_cmpxchg(ind_addr, ind_old, ind_new) != ind_old); 90806409bd9SChristian Borntraeger trace_virtio_ccw_set_ind(ind_loc, ind_old, ind_new); 9097e749462SCornelia Huck cpu_physical_memory_unmap(ind_addr, len, 1, len); 9107e749462SCornelia Huck 9117e749462SCornelia Huck return ind_old; 9127e749462SCornelia Huck } 9137e749462SCornelia Huck 914a5cf2bb4SCornelia Huck static void virtio_ccw_notify(DeviceState *d, uint16_t vector) 915a5cf2bb4SCornelia Huck { 916a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = to_virtio_ccw_dev_fast(d); 917b804e8a6SJing Liu CcwDevice *ccw_dev = to_ccw_dev_fast(d); 918b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 919a5cf2bb4SCornelia Huck uint64_t indicators; 920a5cf2bb4SCornelia Huck 9211789f4e3SHalil Pasic /* queue indicators + secondary indicators */ 9221789f4e3SHalil Pasic if (vector >= VIRTIO_CCW_QUEUE_MAX + 64) { 923a5cf2bb4SCornelia Huck return; 924a5cf2bb4SCornelia Huck } 925a5cf2bb4SCornelia Huck 9268dfbaa6aSJason Wang if (vector < VIRTIO_CCW_QUEUE_MAX) { 9277c486976SCornelia Huck if (!dev->indicators) { 9287c486976SCornelia Huck return; 9297c486976SCornelia Huck } 9307e749462SCornelia Huck if (sch->thinint_active) { 9317e749462SCornelia Huck /* 9327e749462SCornelia Huck * In the adapter interrupt case, indicators points to a 9337e749462SCornelia Huck * memory area that may be (way) larger than 64 bit and 9347e749462SCornelia Huck * ind_bit indicates the start of the indicators in a big 9357e749462SCornelia Huck * endian notation. 9367e749462SCornelia Huck */ 937d426d9fbSCornelia Huck uint64_t ind_bit = dev->routes.adapter.ind_offset; 938d426d9fbSCornelia Huck 9397bca3892SCornelia Huck virtio_set_ind_atomic(sch, dev->indicators->addr + 940d426d9fbSCornelia Huck (ind_bit + vector) / 8, 941d426d9fbSCornelia Huck 0x80 >> ((ind_bit + vector) % 8)); 9427bca3892SCornelia Huck if (!virtio_set_ind_atomic(sch, dev->summary_indicator->addr, 9437e749462SCornelia Huck 0x01)) { 9447e749462SCornelia Huck css_adapter_interrupt(dev->thinint_isc); 9457e749462SCornelia Huck } 9467e749462SCornelia Huck } else { 94742874d3aSPeter Maydell indicators = address_space_ldq(&address_space_memory, 94842874d3aSPeter Maydell dev->indicators->addr, 94942874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 95042874d3aSPeter Maydell NULL); 95119380b1bSCornelia Huck indicators |= 1ULL << vector; 95242874d3aSPeter Maydell address_space_stq(&address_space_memory, dev->indicators->addr, 95342874d3aSPeter Maydell indicators, MEMTXATTRS_UNSPECIFIED, NULL); 9547e749462SCornelia Huck css_conditional_io_interrupt(sch); 9557e749462SCornelia Huck } 956a5cf2bb4SCornelia Huck } else { 9577c486976SCornelia Huck if (!dev->indicators2) { 9587c486976SCornelia Huck return; 9597c486976SCornelia Huck } 960a5cf2bb4SCornelia Huck vector = 0; 96142874d3aSPeter Maydell indicators = address_space_ldq(&address_space_memory, 96242874d3aSPeter Maydell dev->indicators2->addr, 96342874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 96442874d3aSPeter Maydell NULL); 96519380b1bSCornelia Huck indicators |= 1ULL << vector; 96642874d3aSPeter Maydell address_space_stq(&address_space_memory, dev->indicators2->addr, 96742874d3aSPeter Maydell indicators, MEMTXATTRS_UNSPECIFIED, NULL); 968a5cf2bb4SCornelia Huck css_conditional_io_interrupt(sch); 9697e749462SCornelia Huck } 970a5cf2bb4SCornelia Huck } 971a5cf2bb4SCornelia Huck 972a5cf2bb4SCornelia Huck static void virtio_ccw_reset(DeviceState *d) 973a5cf2bb4SCornelia Huck { 974a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 975f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 976b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 977a5cf2bb4SCornelia Huck 978fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 979b804e8a6SJing Liu css_reset_sch(ccw_dev->sch); 980a5cf2bb4SCornelia Huck } 981a5cf2bb4SCornelia Huck 982b4436a0bSCornelia Huck static void virtio_ccw_vmstate_change(DeviceState *d, bool running) 983b4436a0bSCornelia Huck { 984b4436a0bSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 985b4436a0bSCornelia Huck 986b4436a0bSCornelia Huck if (running) { 987b4436a0bSCornelia Huck virtio_ccw_start_ioeventfd(dev); 988b4436a0bSCornelia Huck } else { 989b4436a0bSCornelia Huck virtio_ccw_stop_ioeventfd(dev); 990b4436a0bSCornelia Huck } 991b4436a0bSCornelia Huck } 992b4436a0bSCornelia Huck 993320ce850SCornelia Huck static bool virtio_ccw_query_guest_notifiers(DeviceState *d) 994320ce850SCornelia Huck { 995b804e8a6SJing Liu CcwDevice *dev = CCW_DEVICE(d); 996320ce850SCornelia Huck 997320ce850SCornelia Huck return !!(dev->sch->curr_status.pmcw.flags & PMCW_FLAGS_MASK_ENA); 998320ce850SCornelia Huck } 999320ce850SCornelia Huck 1000d426d9fbSCornelia Huck static int virtio_ccw_get_mappings(VirtioCcwDevice *dev) 1001d426d9fbSCornelia Huck { 1002d426d9fbSCornelia Huck int r; 1003b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 1004d426d9fbSCornelia Huck 1005b804e8a6SJing Liu if (!ccw_dev->sch->thinint_active) { 1006d426d9fbSCornelia Huck return -EINVAL; 1007d426d9fbSCornelia Huck } 1008d426d9fbSCornelia Huck 1009d426d9fbSCornelia Huck r = map_indicator(&dev->routes.adapter, dev->summary_indicator); 1010d426d9fbSCornelia Huck if (r) { 1011d426d9fbSCornelia Huck return r; 1012d426d9fbSCornelia Huck } 1013d426d9fbSCornelia Huck r = map_indicator(&dev->routes.adapter, dev->indicators); 1014d426d9fbSCornelia Huck if (r) { 1015d426d9fbSCornelia Huck return r; 1016d426d9fbSCornelia Huck } 1017d426d9fbSCornelia Huck dev->routes.adapter.summary_addr = dev->summary_indicator->map; 1018d426d9fbSCornelia Huck dev->routes.adapter.ind_addr = dev->indicators->map; 1019d426d9fbSCornelia Huck 1020d426d9fbSCornelia Huck return 0; 1021d426d9fbSCornelia Huck } 1022d426d9fbSCornelia Huck 1023d426d9fbSCornelia Huck static int virtio_ccw_setup_irqroutes(VirtioCcwDevice *dev, int nvqs) 1024d426d9fbSCornelia Huck { 1025d426d9fbSCornelia Huck int i; 1026d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1027d426d9fbSCornelia Huck int ret; 1028d426d9fbSCornelia Huck S390FLICState *fs = s390_get_flic(); 1029d426d9fbSCornelia Huck S390FLICStateClass *fsc = S390_FLIC_COMMON_GET_CLASS(fs); 1030d426d9fbSCornelia Huck 1031d426d9fbSCornelia Huck ret = virtio_ccw_get_mappings(dev); 1032d426d9fbSCornelia Huck if (ret) { 1033d426d9fbSCornelia Huck return ret; 1034d426d9fbSCornelia Huck } 1035d426d9fbSCornelia Huck for (i = 0; i < nvqs; i++) { 1036d426d9fbSCornelia Huck if (!virtio_queue_get_num(vdev, i)) { 1037d426d9fbSCornelia Huck break; 1038d426d9fbSCornelia Huck } 1039d426d9fbSCornelia Huck } 1040d426d9fbSCornelia Huck dev->routes.num_routes = i; 1041d426d9fbSCornelia Huck return fsc->add_adapter_routes(fs, &dev->routes); 1042d426d9fbSCornelia Huck } 1043d426d9fbSCornelia Huck 1044d426d9fbSCornelia Huck static void virtio_ccw_release_irqroutes(VirtioCcwDevice *dev, int nvqs) 1045d426d9fbSCornelia Huck { 1046d426d9fbSCornelia Huck S390FLICState *fs = s390_get_flic(); 1047d426d9fbSCornelia Huck S390FLICStateClass *fsc = S390_FLIC_COMMON_GET_CLASS(fs); 1048d426d9fbSCornelia Huck 1049d426d9fbSCornelia Huck fsc->release_adapter_routes(fs, &dev->routes); 1050d426d9fbSCornelia Huck } 1051d426d9fbSCornelia Huck 1052d426d9fbSCornelia Huck static int virtio_ccw_add_irqfd(VirtioCcwDevice *dev, int n) 1053d426d9fbSCornelia Huck { 1054d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1055d426d9fbSCornelia Huck VirtQueue *vq = virtio_get_queue(vdev, n); 1056d426d9fbSCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1057d426d9fbSCornelia Huck 10581c9b71a7SEric Auger return kvm_irqchip_add_irqfd_notifier_gsi(kvm_state, notifier, NULL, 1059d426d9fbSCornelia Huck dev->routes.gsi[n]); 1060d426d9fbSCornelia Huck } 1061d426d9fbSCornelia Huck 1062d426d9fbSCornelia Huck static void virtio_ccw_remove_irqfd(VirtioCcwDevice *dev, int n) 1063d426d9fbSCornelia Huck { 1064d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1065d426d9fbSCornelia Huck VirtQueue *vq = virtio_get_queue(vdev, n); 1066d426d9fbSCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1067d426d9fbSCornelia Huck int ret; 1068d426d9fbSCornelia Huck 10691c9b71a7SEric Auger ret = kvm_irqchip_remove_irqfd_notifier_gsi(kvm_state, notifier, 1070d426d9fbSCornelia Huck dev->routes.gsi[n]); 1071d426d9fbSCornelia Huck assert(ret == 0); 1072d426d9fbSCornelia Huck } 1073d426d9fbSCornelia Huck 1074320ce850SCornelia Huck static int virtio_ccw_set_guest_notifier(VirtioCcwDevice *dev, int n, 1075320ce850SCornelia Huck bool assign, bool with_irqfd) 1076320ce850SCornelia Huck { 1077f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1078f24a6840SPaolo Bonzini VirtQueue *vq = virtio_get_queue(vdev, n); 1079320ce850SCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1080f24a6840SPaolo Bonzini VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev); 1081320ce850SCornelia Huck 1082320ce850SCornelia Huck if (assign) { 1083320ce850SCornelia Huck int r = event_notifier_init(notifier, 0); 1084320ce850SCornelia Huck 1085320ce850SCornelia Huck if (r < 0) { 1086320ce850SCornelia Huck return r; 1087320ce850SCornelia Huck } 1088320ce850SCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, true, with_irqfd); 1089d426d9fbSCornelia Huck if (with_irqfd) { 1090d426d9fbSCornelia Huck r = virtio_ccw_add_irqfd(dev, n); 1091d426d9fbSCornelia Huck if (r) { 1092d426d9fbSCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, false, 1093d426d9fbSCornelia Huck with_irqfd); 1094d426d9fbSCornelia Huck return r; 1095d426d9fbSCornelia Huck } 1096d426d9fbSCornelia Huck } 1097d426d9fbSCornelia Huck /* 1098d426d9fbSCornelia Huck * We do not support individual masking for channel devices, so we 1099d426d9fbSCornelia Huck * need to manually trigger any guest masking callbacks here. 1100320ce850SCornelia Huck */ 11012858bc68SWei Huang if (k->guest_notifier_mask && vdev->use_guest_notifier_mask) { 1102f24a6840SPaolo Bonzini k->guest_notifier_mask(vdev, n, false); 1103320ce850SCornelia Huck } 1104320ce850SCornelia Huck /* get lost events and re-inject */ 1105320ce850SCornelia Huck if (k->guest_notifier_pending && 1106f24a6840SPaolo Bonzini k->guest_notifier_pending(vdev, n)) { 1107320ce850SCornelia Huck event_notifier_set(notifier); 1108320ce850SCornelia Huck } 1109320ce850SCornelia Huck } else { 11102858bc68SWei Huang if (k->guest_notifier_mask && vdev->use_guest_notifier_mask) { 1111f24a6840SPaolo Bonzini k->guest_notifier_mask(vdev, n, true); 1112320ce850SCornelia Huck } 1113d426d9fbSCornelia Huck if (with_irqfd) { 1114d426d9fbSCornelia Huck virtio_ccw_remove_irqfd(dev, n); 1115d426d9fbSCornelia Huck } 1116320ce850SCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, false, with_irqfd); 1117320ce850SCornelia Huck event_notifier_cleanup(notifier); 1118320ce850SCornelia Huck } 1119320ce850SCornelia Huck return 0; 1120320ce850SCornelia Huck } 1121320ce850SCornelia Huck 1122320ce850SCornelia Huck static int virtio_ccw_set_guest_notifiers(DeviceState *d, int nvqs, 1123320ce850SCornelia Huck bool assigned) 1124320ce850SCornelia Huck { 1125320ce850SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1126f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1127b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1128b804e8a6SJing Liu bool with_irqfd = ccw_dev->sch->thinint_active && kvm_irqfds_enabled(); 1129320ce850SCornelia Huck int r, n; 1130320ce850SCornelia Huck 1131d426d9fbSCornelia Huck if (with_irqfd && assigned) { 1132d426d9fbSCornelia Huck /* irq routes need to be set up before assigning irqfds */ 1133d426d9fbSCornelia Huck r = virtio_ccw_setup_irqroutes(dev, nvqs); 1134d426d9fbSCornelia Huck if (r < 0) { 1135d426d9fbSCornelia Huck goto irqroute_error; 1136d426d9fbSCornelia Huck } 1137d426d9fbSCornelia Huck } 1138320ce850SCornelia Huck for (n = 0; n < nvqs; n++) { 1139320ce850SCornelia Huck if (!virtio_queue_get_num(vdev, n)) { 1140320ce850SCornelia Huck break; 1141320ce850SCornelia Huck } 1142d426d9fbSCornelia Huck r = virtio_ccw_set_guest_notifier(dev, n, assigned, with_irqfd); 1143320ce850SCornelia Huck if (r < 0) { 1144320ce850SCornelia Huck goto assign_error; 1145320ce850SCornelia Huck } 1146320ce850SCornelia Huck } 1147d426d9fbSCornelia Huck if (with_irqfd && !assigned) { 1148d426d9fbSCornelia Huck /* release irq routes after irqfds have been released */ 1149d426d9fbSCornelia Huck virtio_ccw_release_irqroutes(dev, nvqs); 1150d426d9fbSCornelia Huck } 1151320ce850SCornelia Huck return 0; 1152320ce850SCornelia Huck 1153320ce850SCornelia Huck assign_error: 1154320ce850SCornelia Huck while (--n >= 0) { 1155320ce850SCornelia Huck virtio_ccw_set_guest_notifier(dev, n, !assigned, false); 1156320ce850SCornelia Huck } 1157d426d9fbSCornelia Huck irqroute_error: 1158d426d9fbSCornelia Huck if (with_irqfd && assigned) { 1159d426d9fbSCornelia Huck virtio_ccw_release_irqroutes(dev, nvqs); 1160d426d9fbSCornelia Huck } 1161320ce850SCornelia Huck return r; 1162320ce850SCornelia Huck } 1163320ce850SCornelia Huck 1164bcb2b582SJens Freimann static void virtio_ccw_save_queue(DeviceState *d, int n, QEMUFile *f) 1165bcb2b582SJens Freimann { 1166bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1167bcb2b582SJens Freimann VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1168bcb2b582SJens Freimann 1169bcb2b582SJens Freimann qemu_put_be16(f, virtio_queue_vector(vdev, n)); 1170bcb2b582SJens Freimann } 1171bcb2b582SJens Freimann 1172bcb2b582SJens Freimann static int virtio_ccw_load_queue(DeviceState *d, int n, QEMUFile *f) 1173bcb2b582SJens Freimann { 1174bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1175bcb2b582SJens Freimann VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1176bcb2b582SJens Freimann uint16_t vector; 1177bcb2b582SJens Freimann 1178bcb2b582SJens Freimann qemu_get_be16s(f, &vector); 1179bcb2b582SJens Freimann virtio_queue_set_vector(vdev, n , vector); 1180bcb2b582SJens Freimann 1181bcb2b582SJens Freimann return 0; 1182bcb2b582SJens Freimann } 1183bcb2b582SJens Freimann 1184bcb2b582SJens Freimann static void virtio_ccw_save_config(DeviceState *d, QEMUFile *f) 1185bcb2b582SJens Freimann { 1186bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1187b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1188b804e8a6SJing Liu SubchDev *s = ccw_dev->sch; 11892a72ea5fSJason J. Herne VirtIODevice *vdev = virtio_ccw_get_vdev(s); 1190bcb2b582SJens Freimann 1191bcb2b582SJens Freimann subch_device_save(s, f); 1192bcb2b582SJens Freimann if (dev->indicators != NULL) { 1193bcb2b582SJens Freimann qemu_put_be32(f, dev->indicators->len); 1194bcb2b582SJens Freimann qemu_put_be64(f, dev->indicators->addr); 1195bcb2b582SJens Freimann } else { 1196bcb2b582SJens Freimann qemu_put_be32(f, 0); 1197bcb2b582SJens Freimann qemu_put_be64(f, 0UL); 1198bcb2b582SJens Freimann } 1199bcb2b582SJens Freimann if (dev->indicators2 != NULL) { 1200bcb2b582SJens Freimann qemu_put_be32(f, dev->indicators2->len); 1201bcb2b582SJens Freimann qemu_put_be64(f, dev->indicators2->addr); 1202bcb2b582SJens Freimann } else { 1203bcb2b582SJens Freimann qemu_put_be32(f, 0); 1204bcb2b582SJens Freimann qemu_put_be64(f, 0UL); 1205bcb2b582SJens Freimann } 1206bcb2b582SJens Freimann if (dev->summary_indicator != NULL) { 1207bcb2b582SJens Freimann qemu_put_be32(f, dev->summary_indicator->len); 1208bcb2b582SJens Freimann qemu_put_be64(f, dev->summary_indicator->addr); 1209bcb2b582SJens Freimann } else { 1210bcb2b582SJens Freimann qemu_put_be32(f, 0); 1211bcb2b582SJens Freimann qemu_put_be64(f, 0UL); 1212bcb2b582SJens Freimann } 12132a72ea5fSJason J. Herne qemu_put_be16(f, vdev->config_vector); 1214bcb2b582SJens Freimann qemu_put_be64(f, dev->routes.adapter.ind_offset); 1215bcb2b582SJens Freimann qemu_put_byte(f, dev->thinint_isc); 1216213941d7SCornelia Huck qemu_put_be32(f, dev->revision); 1217bcb2b582SJens Freimann } 1218bcb2b582SJens Freimann 1219bcb2b582SJens Freimann static int virtio_ccw_load_config(DeviceState *d, QEMUFile *f) 1220bcb2b582SJens Freimann { 1221bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1222b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1223b804e8a6SJing Liu SubchDev *s = ccw_dev->sch; 12242a72ea5fSJason J. Herne VirtIODevice *vdev = virtio_ccw_get_vdev(s); 1225bcb2b582SJens Freimann int len; 1226bcb2b582SJens Freimann 1227bcb2b582SJens Freimann s->driver_data = dev; 1228bcb2b582SJens Freimann subch_device_load(s, f); 1229bcb2b582SJens Freimann len = qemu_get_be32(f); 1230bcb2b582SJens Freimann if (len != 0) { 1231bcb2b582SJens Freimann dev->indicators = get_indicator(qemu_get_be64(f), len); 1232bcb2b582SJens Freimann } else { 1233bcb2b582SJens Freimann qemu_get_be64(f); 1234bcb2b582SJens Freimann dev->indicators = NULL; 1235bcb2b582SJens Freimann } 1236bcb2b582SJens Freimann len = qemu_get_be32(f); 1237bcb2b582SJens Freimann if (len != 0) { 1238bcb2b582SJens Freimann dev->indicators2 = get_indicator(qemu_get_be64(f), len); 1239bcb2b582SJens Freimann } else { 1240bcb2b582SJens Freimann qemu_get_be64(f); 1241bcb2b582SJens Freimann dev->indicators2 = NULL; 1242bcb2b582SJens Freimann } 1243bcb2b582SJens Freimann len = qemu_get_be32(f); 1244bcb2b582SJens Freimann if (len != 0) { 1245bcb2b582SJens Freimann dev->summary_indicator = get_indicator(qemu_get_be64(f), len); 1246bcb2b582SJens Freimann } else { 1247bcb2b582SJens Freimann qemu_get_be64(f); 1248bcb2b582SJens Freimann dev->summary_indicator = NULL; 1249bcb2b582SJens Freimann } 12502a72ea5fSJason J. Herne qemu_get_be16s(f, &vdev->config_vector); 1251bcb2b582SJens Freimann dev->routes.adapter.ind_offset = qemu_get_be64(f); 1252bcb2b582SJens Freimann dev->thinint_isc = qemu_get_byte(f); 12532af9170cSChristian Borntraeger dev->revision = qemu_get_be32(f); 1254bcb2b582SJens Freimann if (s->thinint_active) { 1255bcb2b582SJens Freimann return css_register_io_adapter(CSS_IO_ADAPTER_VIRTIO, 1256bcb2b582SJens Freimann dev->thinint_isc, true, false, 1257bcb2b582SJens Freimann &dev->routes.adapter.adapter_id); 1258bcb2b582SJens Freimann } 1259bcb2b582SJens Freimann 1260bcb2b582SJens Freimann return 0; 1261bcb2b582SJens Freimann } 1262bcb2b582SJens Freimann 1263d1b4259fSMaxime Coquelin static void virtio_ccw_pre_plugged(DeviceState *d, Error **errp) 1264d1b4259fSMaxime Coquelin { 1265d1b4259fSMaxime Coquelin VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1266d1b4259fSMaxime Coquelin VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1267d1b4259fSMaxime Coquelin 1268d1b4259fSMaxime Coquelin if (dev->max_rev >= 1) { 1269d1b4259fSMaxime Coquelin virtio_add_feature(&vdev->host_features, VIRTIO_F_VERSION_1); 1270d1b4259fSMaxime Coquelin } 1271d1b4259fSMaxime Coquelin } 1272d1b4259fSMaxime Coquelin 1273fb846a09SCornelia Huck /* This is called by virtio-bus just after the device is plugged. */ 1274e8398045SJason Wang static void virtio_ccw_device_plugged(DeviceState *d, Error **errp) 1275fb846a09SCornelia Huck { 1276fb846a09SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 127710ceaa1eSJason Wang VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1278b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1279b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 128010ceaa1eSJason Wang int n = virtio_get_num_queues(vdev); 128110ceaa1eSJason Wang 1282d1b4259fSMaxime Coquelin if (!virtio_has_feature(vdev->host_features, VIRTIO_F_VERSION_1)) { 1283d1b4259fSMaxime Coquelin dev->max_rev = 0; 1284d1b4259fSMaxime Coquelin } 1285d1b4259fSMaxime Coquelin 128610ceaa1eSJason Wang if (virtio_get_num_queues(vdev) > VIRTIO_CCW_QUEUE_MAX) { 1287b34aee54SMichael Tokarev error_setg(errp, "The number of virtqueues %d " 128810ceaa1eSJason Wang "exceeds ccw limit %d", n, 128910ceaa1eSJason Wang VIRTIO_CCW_QUEUE_MAX); 129010ceaa1eSJason Wang return; 129110ceaa1eSJason Wang } 1292fb846a09SCornelia Huck 1293fb846a09SCornelia Huck sch->id.cu_model = virtio_bus_get_vdev_id(&dev->bus); 1294fb846a09SCornelia Huck 1295542571d5SCornelia Huck 1296fb846a09SCornelia Huck css_generate_sch_crws(sch->cssid, sch->ssid, sch->schid, 1297fb846a09SCornelia Huck d->hotplugged, 1); 1298fb846a09SCornelia Huck } 1299fb846a09SCornelia Huck 1300fb846a09SCornelia Huck static void virtio_ccw_device_unplugged(DeviceState *d) 1301fb846a09SCornelia Huck { 1302fb846a09SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1303fb846a09SCornelia Huck 1304fb846a09SCornelia Huck virtio_ccw_stop_ioeventfd(dev); 1305fb846a09SCornelia Huck } 1306a5cf2bb4SCornelia Huck /**************** Virtio-ccw Bus Device Descriptions *******************/ 1307a5cf2bb4SCornelia Huck 1308a5cf2bb4SCornelia Huck static Property virtio_ccw_net_properties[] = { 1309b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1310b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1311b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1312542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1313542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1314a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1315a5cf2bb4SCornelia Huck }; 1316a5cf2bb4SCornelia Huck 1317a5cf2bb4SCornelia Huck static void virtio_ccw_net_class_init(ObjectClass *klass, void *data) 1318a5cf2bb4SCornelia Huck { 1319a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1320a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1321a5cf2bb4SCornelia Huck 13225e5ced38SMarkus Armbruster k->realize = virtio_ccw_net_realize; 132389334c8bSKONRAD Frederic k->exit = virtio_ccw_exit; 1324a5cf2bb4SCornelia Huck dc->reset = virtio_ccw_reset; 1325a5cf2bb4SCornelia Huck dc->props = virtio_ccw_net_properties; 1326cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_NETWORK, dc->categories); 1327a5cf2bb4SCornelia Huck } 1328a5cf2bb4SCornelia Huck 1329a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_net = { 133089334c8bSKONRAD Frederic .name = TYPE_VIRTIO_NET_CCW, 1331a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 133289334c8bSKONRAD Frederic .instance_size = sizeof(VirtIONetCcw), 133389334c8bSKONRAD Frederic .instance_init = virtio_ccw_net_instance_init, 1334a5cf2bb4SCornelia Huck .class_init = virtio_ccw_net_class_init, 1335a5cf2bb4SCornelia Huck }; 1336a5cf2bb4SCornelia Huck 1337a5cf2bb4SCornelia Huck static Property virtio_ccw_blk_properties[] = { 1338b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1339b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1340b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1341542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1342542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1343a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1344a5cf2bb4SCornelia Huck }; 1345a5cf2bb4SCornelia Huck 1346a5cf2bb4SCornelia Huck static void virtio_ccw_blk_class_init(ObjectClass *klass, void *data) 1347a5cf2bb4SCornelia Huck { 1348a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1349a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1350a5cf2bb4SCornelia Huck 13515e5ced38SMarkus Armbruster k->realize = virtio_ccw_blk_realize; 13523400c455SKONRAD Frederic k->exit = virtio_ccw_exit; 1353a5cf2bb4SCornelia Huck dc->reset = virtio_ccw_reset; 1354a5cf2bb4SCornelia Huck dc->props = virtio_ccw_blk_properties; 1355cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1356a5cf2bb4SCornelia Huck } 1357a5cf2bb4SCornelia Huck 1358a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_blk = { 13593400c455SKONRAD Frederic .name = TYPE_VIRTIO_BLK_CCW, 1360a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 13613400c455SKONRAD Frederic .instance_size = sizeof(VirtIOBlkCcw), 13623400c455SKONRAD Frederic .instance_init = virtio_ccw_blk_instance_init, 1363a5cf2bb4SCornelia Huck .class_init = virtio_ccw_blk_class_init, 1364a5cf2bb4SCornelia Huck }; 1365a5cf2bb4SCornelia Huck 1366a5cf2bb4SCornelia Huck static Property virtio_ccw_serial_properties[] = { 1367b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1368b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1369b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1370542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1371542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1372a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1373a5cf2bb4SCornelia Huck }; 1374a5cf2bb4SCornelia Huck 1375a5cf2bb4SCornelia Huck static void virtio_ccw_serial_class_init(ObjectClass *klass, void *data) 1376a5cf2bb4SCornelia Huck { 1377a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1378a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1379a5cf2bb4SCornelia Huck 13805e5ced38SMarkus Armbruster k->realize = virtio_ccw_serial_realize; 13816acf69cdSKONRAD Frederic k->exit = virtio_ccw_exit; 1382a5cf2bb4SCornelia Huck dc->reset = virtio_ccw_reset; 1383a5cf2bb4SCornelia Huck dc->props = virtio_ccw_serial_properties; 1384cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 1385a5cf2bb4SCornelia Huck } 1386a5cf2bb4SCornelia Huck 1387a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_serial = { 13886acf69cdSKONRAD Frederic .name = TYPE_VIRTIO_SERIAL_CCW, 1389a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 13906acf69cdSKONRAD Frederic .instance_size = sizeof(VirtioSerialCcw), 13916acf69cdSKONRAD Frederic .instance_init = virtio_ccw_serial_instance_init, 1392a5cf2bb4SCornelia Huck .class_init = virtio_ccw_serial_class_init, 1393a5cf2bb4SCornelia Huck }; 1394a5cf2bb4SCornelia Huck 1395a5cf2bb4SCornelia Huck static Property virtio_ccw_balloon_properties[] = { 1396b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1397b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1398b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1399542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1400542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1401a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1402a5cf2bb4SCornelia Huck }; 1403a5cf2bb4SCornelia Huck 1404a5cf2bb4SCornelia Huck static void virtio_ccw_balloon_class_init(ObjectClass *klass, void *data) 1405a5cf2bb4SCornelia Huck { 1406a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1407a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1408a5cf2bb4SCornelia Huck 14095e5ced38SMarkus Armbruster k->realize = virtio_ccw_balloon_realize; 141030bff6a0SKONRAD Frederic k->exit = virtio_ccw_exit; 1411a5cf2bb4SCornelia Huck dc->reset = virtio_ccw_reset; 1412a5cf2bb4SCornelia Huck dc->props = virtio_ccw_balloon_properties; 1413cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_MISC, dc->categories); 1414a5cf2bb4SCornelia Huck } 1415a5cf2bb4SCornelia Huck 1416a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_balloon = { 141730bff6a0SKONRAD Frederic .name = TYPE_VIRTIO_BALLOON_CCW, 1418a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 141930bff6a0SKONRAD Frederic .instance_size = sizeof(VirtIOBalloonCcw), 142030bff6a0SKONRAD Frederic .instance_init = virtio_ccw_balloon_instance_init, 1421a5cf2bb4SCornelia Huck .class_init = virtio_ccw_balloon_class_init, 1422a5cf2bb4SCornelia Huck }; 1423a5cf2bb4SCornelia Huck 1424a5cf2bb4SCornelia Huck static Property virtio_ccw_scsi_properties[] = { 1425b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1426b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1427b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1428542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1429542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1430a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1431a5cf2bb4SCornelia Huck }; 1432a5cf2bb4SCornelia Huck 1433a5cf2bb4SCornelia Huck static void virtio_ccw_scsi_class_init(ObjectClass *klass, void *data) 1434a5cf2bb4SCornelia Huck { 1435a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1436a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1437a5cf2bb4SCornelia Huck 14385e5ced38SMarkus Armbruster k->realize = virtio_ccw_scsi_realize; 1439c908ea10SKONRAD Frederic k->exit = virtio_ccw_exit; 1440a5cf2bb4SCornelia Huck dc->reset = virtio_ccw_reset; 1441a5cf2bb4SCornelia Huck dc->props = virtio_ccw_scsi_properties; 1442cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1443a5cf2bb4SCornelia Huck } 1444a5cf2bb4SCornelia Huck 1445a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_scsi = { 1446c908ea10SKONRAD Frederic .name = TYPE_VIRTIO_SCSI_CCW, 1447a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 1448c908ea10SKONRAD Frederic .instance_size = sizeof(VirtIOSCSICcw), 1449c908ea10SKONRAD Frederic .instance_init = virtio_ccw_scsi_instance_init, 1450a5cf2bb4SCornelia Huck .class_init = virtio_ccw_scsi_class_init, 1451a5cf2bb4SCornelia Huck }; 1452a5cf2bb4SCornelia Huck 1453ccf6916cSPaolo Bonzini #ifdef CONFIG_VHOST_SCSI 1454ccf6916cSPaolo Bonzini static Property vhost_ccw_scsi_properties[] = { 1455b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1456542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1457542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1458ccf6916cSPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 1459ccf6916cSPaolo Bonzini }; 1460ccf6916cSPaolo Bonzini 1461ccf6916cSPaolo Bonzini static void vhost_ccw_scsi_class_init(ObjectClass *klass, void *data) 1462ccf6916cSPaolo Bonzini { 1463ccf6916cSPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 1464ccf6916cSPaolo Bonzini VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1465ccf6916cSPaolo Bonzini 14665e5ced38SMarkus Armbruster k->realize = vhost_ccw_scsi_realize; 1467ccf6916cSPaolo Bonzini k->exit = virtio_ccw_exit; 1468ccf6916cSPaolo Bonzini dc->reset = virtio_ccw_reset; 1469ccf6916cSPaolo Bonzini dc->props = vhost_ccw_scsi_properties; 1470cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1471ccf6916cSPaolo Bonzini } 1472ccf6916cSPaolo Bonzini 1473ccf6916cSPaolo Bonzini static const TypeInfo vhost_ccw_scsi = { 1474ccf6916cSPaolo Bonzini .name = TYPE_VHOST_SCSI_CCW, 1475ccf6916cSPaolo Bonzini .parent = TYPE_VIRTIO_CCW_DEVICE, 14764b7757baSCornelia Huck .instance_size = sizeof(VHostSCSICcw), 1477ccf6916cSPaolo Bonzini .instance_init = vhost_ccw_scsi_instance_init, 1478ccf6916cSPaolo Bonzini .class_init = vhost_ccw_scsi_class_init, 1479ccf6916cSPaolo Bonzini }; 1480ccf6916cSPaolo Bonzini #endif 1481ccf6916cSPaolo Bonzini 14822db26d4cSKONRAD Frederic static void virtio_ccw_rng_instance_init(Object *obj) 14832362ecc5SCornelia Huck { 14842db26d4cSKONRAD Frederic VirtIORNGCcw *dev = VIRTIO_RNG_CCW(obj); 1485c8075cafSGonglei 1486c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1487c8075cafSGonglei TYPE_VIRTIO_RNG); 1488cbd5ac69SPaolo Bonzini object_property_add_alias(obj, "rng", OBJECT(&dev->vdev), 1489cbd5ac69SPaolo Bonzini "rng", &error_abort); 14902362ecc5SCornelia Huck } 14912362ecc5SCornelia Huck 14922362ecc5SCornelia Huck static Property virtio_ccw_rng_properties[] = { 1493b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1494b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1495b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1496542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1497542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 14982362ecc5SCornelia Huck DEFINE_PROP_END_OF_LIST(), 14992362ecc5SCornelia Huck }; 15002362ecc5SCornelia Huck 15012362ecc5SCornelia Huck static void virtio_ccw_rng_class_init(ObjectClass *klass, void *data) 15022362ecc5SCornelia Huck { 15032362ecc5SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 15042362ecc5SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 15052362ecc5SCornelia Huck 15065e5ced38SMarkus Armbruster k->realize = virtio_ccw_rng_realize; 15072db26d4cSKONRAD Frederic k->exit = virtio_ccw_exit; 15082362ecc5SCornelia Huck dc->reset = virtio_ccw_reset; 15092362ecc5SCornelia Huck dc->props = virtio_ccw_rng_properties; 1510cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_MISC, dc->categories); 15112362ecc5SCornelia Huck } 15122362ecc5SCornelia Huck 15132362ecc5SCornelia Huck static const TypeInfo virtio_ccw_rng = { 15142db26d4cSKONRAD Frederic .name = TYPE_VIRTIO_RNG_CCW, 15152362ecc5SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 15162db26d4cSKONRAD Frederic .instance_size = sizeof(VirtIORNGCcw), 15172db26d4cSKONRAD Frederic .instance_init = virtio_ccw_rng_instance_init, 15182362ecc5SCornelia Huck .class_init = virtio_ccw_rng_class_init, 15192362ecc5SCornelia Huck }; 15202362ecc5SCornelia Huck 15215e5ced38SMarkus Armbruster static void virtio_ccw_busdev_realize(DeviceState *dev, Error **errp) 1522a5cf2bb4SCornelia Huck { 1523a5cf2bb4SCornelia Huck VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev; 1524a5cf2bb4SCornelia Huck 15251bf4d7aaSAndreas Färber virtio_ccw_bus_new(&_dev->bus, sizeof(_dev->bus), _dev); 15261fa75523SCornelia Huck virtio_ccw_device_realize(_dev, errp); 1527a5cf2bb4SCornelia Huck } 1528a5cf2bb4SCornelia Huck 1529a5cf2bb4SCornelia Huck static int virtio_ccw_busdev_exit(DeviceState *dev) 1530a5cf2bb4SCornelia Huck { 1531a5cf2bb4SCornelia Huck VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev; 1532a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *_info = VIRTIO_CCW_DEVICE_GET_CLASS(dev); 1533a5cf2bb4SCornelia Huck 1534a5cf2bb4SCornelia Huck return _info->exit(_dev); 1535a5cf2bb4SCornelia Huck } 1536a5cf2bb4SCornelia Huck 1537b804e8a6SJing Liu static void virtio_ccw_busdev_unplug(HotplugHandler *hotplug_dev, 1538277bc95eSIgor Mammedov DeviceState *dev, Error **errp) 1539a5cf2bb4SCornelia Huck { 1540b804e8a6SJing Liu VirtioCcwDevice *_dev = to_virtio_ccw_dev_fast(dev); 1541a5cf2bb4SCornelia Huck 15420b81c1efSPaolo Bonzini virtio_ccw_stop_ioeventfd(_dev); 1543a5cf2bb4SCornelia Huck } 1544a5cf2bb4SCornelia Huck 1545a5cf2bb4SCornelia Huck static void virtio_ccw_device_class_init(ObjectClass *klass, void *data) 1546a5cf2bb4SCornelia Huck { 1547a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1548b804e8a6SJing Liu CCWDeviceClass *k = CCW_DEVICE_CLASS(dc); 1549a5cf2bb4SCornelia Huck 1550b804e8a6SJing Liu k->unplug = virtio_ccw_busdev_unplug; 15515e5ced38SMarkus Armbruster dc->realize = virtio_ccw_busdev_realize; 1552a5cf2bb4SCornelia Huck dc->exit = virtio_ccw_busdev_exit; 1553a5cf2bb4SCornelia Huck dc->bus_type = TYPE_VIRTUAL_CSS_BUS; 1554a5cf2bb4SCornelia Huck } 1555a5cf2bb4SCornelia Huck 1556a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_device_info = { 1557a5cf2bb4SCornelia Huck .name = TYPE_VIRTIO_CCW_DEVICE, 1558b804e8a6SJing Liu .parent = TYPE_CCW_DEVICE, 1559a5cf2bb4SCornelia Huck .instance_size = sizeof(VirtioCcwDevice), 1560a5cf2bb4SCornelia Huck .class_init = virtio_ccw_device_class_init, 1561a5cf2bb4SCornelia Huck .class_size = sizeof(VirtIOCCWDeviceClass), 1562a5cf2bb4SCornelia Huck .abstract = true, 1563a5cf2bb4SCornelia Huck }; 1564a5cf2bb4SCornelia Huck 1565a5cf2bb4SCornelia Huck /* virtio-ccw-bus */ 1566a5cf2bb4SCornelia Huck 15671bf4d7aaSAndreas Färber static void virtio_ccw_bus_new(VirtioBusState *bus, size_t bus_size, 15681bf4d7aaSAndreas Färber VirtioCcwDevice *dev) 1569a5cf2bb4SCornelia Huck { 1570a5cf2bb4SCornelia Huck DeviceState *qdev = DEVICE(dev); 1571f4dd69aaSKONRAD Frederic char virtio_bus_name[] = "virtio-bus"; 1572a5cf2bb4SCornelia Huck 1573fb17dfe0SAndreas Färber qbus_create_inplace(bus, bus_size, TYPE_VIRTIO_CCW_BUS, 1574fb17dfe0SAndreas Färber qdev, virtio_bus_name); 1575a5cf2bb4SCornelia Huck } 1576a5cf2bb4SCornelia Huck 1577a5cf2bb4SCornelia Huck static void virtio_ccw_bus_class_init(ObjectClass *klass, void *data) 1578a5cf2bb4SCornelia Huck { 1579a5cf2bb4SCornelia Huck VirtioBusClass *k = VIRTIO_BUS_CLASS(klass); 1580a5cf2bb4SCornelia Huck BusClass *bus_class = BUS_CLASS(klass); 1581a5cf2bb4SCornelia Huck 1582a5cf2bb4SCornelia Huck bus_class->max_dev = 1; 1583a5cf2bb4SCornelia Huck k->notify = virtio_ccw_notify; 1584b4436a0bSCornelia Huck k->vmstate_change = virtio_ccw_vmstate_change; 1585320ce850SCornelia Huck k->query_guest_notifiers = virtio_ccw_query_guest_notifiers; 1586320ce850SCornelia Huck k->set_guest_notifiers = virtio_ccw_set_guest_notifiers; 1587bcb2b582SJens Freimann k->save_queue = virtio_ccw_save_queue; 1588bcb2b582SJens Freimann k->load_queue = virtio_ccw_load_queue; 1589bcb2b582SJens Freimann k->save_config = virtio_ccw_save_config; 1590bcb2b582SJens Freimann k->load_config = virtio_ccw_load_config; 1591d1b4259fSMaxime Coquelin k->pre_plugged = virtio_ccw_pre_plugged; 1592fb846a09SCornelia Huck k->device_plugged = virtio_ccw_device_plugged; 1593fb846a09SCornelia Huck k->device_unplugged = virtio_ccw_device_unplugged; 15948e93cef1SPaolo Bonzini k->ioeventfd_enabled = virtio_ccw_ioeventfd_enabled; 15957c55f68aSCornelia Huck k->ioeventfd_assign = virtio_ccw_ioeventfd_assign; 1596a5cf2bb4SCornelia Huck } 1597a5cf2bb4SCornelia Huck 1598a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_bus_info = { 1599a5cf2bb4SCornelia Huck .name = TYPE_VIRTIO_CCW_BUS, 1600a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_BUS, 1601a5cf2bb4SCornelia Huck .instance_size = sizeof(VirtioCcwBusState), 1602a5cf2bb4SCornelia Huck .class_init = virtio_ccw_bus_class_init, 1603a5cf2bb4SCornelia Huck }; 1604a5cf2bb4SCornelia Huck 1605de6a9218SPierre Morel #ifdef CONFIG_VIRTFS 1606de6a9218SPierre Morel static Property virtio_ccw_9p_properties[] = { 1607b804e8a6SJing Liu DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1608de6a9218SPierre Morel DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1609de6a9218SPierre Morel VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1610542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1611542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1612de6a9218SPierre Morel DEFINE_PROP_END_OF_LIST(), 1613de6a9218SPierre Morel }; 1614de6a9218SPierre Morel 1615de6a9218SPierre Morel static void virtio_ccw_9p_realize(VirtioCcwDevice *ccw_dev, Error **errp) 1616de6a9218SPierre Morel { 1617de6a9218SPierre Morel V9fsCCWState *dev = VIRTIO_9P_CCW(ccw_dev); 1618de6a9218SPierre Morel DeviceState *vdev = DEVICE(&dev->vdev); 1619de6a9218SPierre Morel 1620de6a9218SPierre Morel qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 16216b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 1622de6a9218SPierre Morel } 1623de6a9218SPierre Morel 1624de6a9218SPierre Morel static void virtio_ccw_9p_class_init(ObjectClass *klass, void *data) 1625de6a9218SPierre Morel { 1626de6a9218SPierre Morel DeviceClass *dc = DEVICE_CLASS(klass); 1627de6a9218SPierre Morel VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1628de6a9218SPierre Morel 1629de6a9218SPierre Morel k->exit = virtio_ccw_exit; 1630de6a9218SPierre Morel k->realize = virtio_ccw_9p_realize; 1631de6a9218SPierre Morel dc->reset = virtio_ccw_reset; 1632de6a9218SPierre Morel dc->props = virtio_ccw_9p_properties; 1633de6a9218SPierre Morel set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1634de6a9218SPierre Morel } 1635de6a9218SPierre Morel 1636de6a9218SPierre Morel static void virtio_ccw_9p_instance_init(Object *obj) 1637de6a9218SPierre Morel { 1638de6a9218SPierre Morel V9fsCCWState *dev = VIRTIO_9P_CCW(obj); 1639de6a9218SPierre Morel 1640de6a9218SPierre Morel virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1641de6a9218SPierre Morel TYPE_VIRTIO_9P); 1642de6a9218SPierre Morel } 1643de6a9218SPierre Morel 1644de6a9218SPierre Morel static const TypeInfo virtio_ccw_9p_info = { 1645de6a9218SPierre Morel .name = TYPE_VIRTIO_9P_CCW, 1646de6a9218SPierre Morel .parent = TYPE_VIRTIO_CCW_DEVICE, 1647de6a9218SPierre Morel .instance_size = sizeof(V9fsCCWState), 1648de6a9218SPierre Morel .instance_init = virtio_ccw_9p_instance_init, 1649de6a9218SPierre Morel .class_init = virtio_ccw_9p_class_init, 1650de6a9218SPierre Morel }; 1651de6a9218SPierre Morel #endif 1652de6a9218SPierre Morel 1653fc0b9b0eSStefan Hajnoczi #ifdef CONFIG_VHOST_VSOCK 1654fc0b9b0eSStefan Hajnoczi 1655fc0b9b0eSStefan Hajnoczi static Property vhost_vsock_ccw_properties[] = { 1656fc0b9b0eSStefan Hajnoczi DEFINE_PROP_CSS_DEV_ID("devno", VirtioCcwDevice, parent_obj.bus_id), 1657fc0b9b0eSStefan Hajnoczi DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1658fc0b9b0eSStefan Hajnoczi VIRTIO_CCW_MAX_REV), 1659fc0b9b0eSStefan Hajnoczi DEFINE_PROP_END_OF_LIST(), 1660fc0b9b0eSStefan Hajnoczi }; 1661fc0b9b0eSStefan Hajnoczi 1662fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_realize(VirtioCcwDevice *ccw_dev, Error **errp) 1663fc0b9b0eSStefan Hajnoczi { 1664fc0b9b0eSStefan Hajnoczi VHostVSockCCWState *dev = VHOST_VSOCK_CCW(ccw_dev); 1665fc0b9b0eSStefan Hajnoczi DeviceState *vdev = DEVICE(&dev->vdev); 1666fc0b9b0eSStefan Hajnoczi Error *err = NULL; 1667fc0b9b0eSStefan Hajnoczi 1668fc0b9b0eSStefan Hajnoczi qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 1669fc0b9b0eSStefan Hajnoczi object_property_set_bool(OBJECT(vdev), true, "realized", &err); 1670fc0b9b0eSStefan Hajnoczi if (err) { 1671fc0b9b0eSStefan Hajnoczi error_propagate(errp, err); 1672fc0b9b0eSStefan Hajnoczi } 1673fc0b9b0eSStefan Hajnoczi } 1674fc0b9b0eSStefan Hajnoczi 1675fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_class_init(ObjectClass *klass, void *data) 1676fc0b9b0eSStefan Hajnoczi { 1677fc0b9b0eSStefan Hajnoczi DeviceClass *dc = DEVICE_CLASS(klass); 1678fc0b9b0eSStefan Hajnoczi VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1679fc0b9b0eSStefan Hajnoczi 1680fc0b9b0eSStefan Hajnoczi k->realize = vhost_vsock_ccw_realize; 1681fc0b9b0eSStefan Hajnoczi k->exit = virtio_ccw_exit; 1682fc0b9b0eSStefan Hajnoczi set_bit(DEVICE_CATEGORY_MISC, dc->categories); 1683fc0b9b0eSStefan Hajnoczi dc->props = vhost_vsock_ccw_properties; 1684fc0b9b0eSStefan Hajnoczi dc->reset = virtio_ccw_reset; 1685fc0b9b0eSStefan Hajnoczi } 1686fc0b9b0eSStefan Hajnoczi 1687fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_instance_init(Object *obj) 1688fc0b9b0eSStefan Hajnoczi { 1689fc0b9b0eSStefan Hajnoczi VHostVSockCCWState *dev = VHOST_VSOCK_CCW(obj); 1690fc0b9b0eSStefan Hajnoczi 1691fc0b9b0eSStefan Hajnoczi virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1692fc0b9b0eSStefan Hajnoczi TYPE_VHOST_VSOCK); 1693fc0b9b0eSStefan Hajnoczi } 1694fc0b9b0eSStefan Hajnoczi 1695fc0b9b0eSStefan Hajnoczi static const TypeInfo vhost_vsock_ccw_info = { 1696fc0b9b0eSStefan Hajnoczi .name = TYPE_VHOST_VSOCK_CCW, 1697fc0b9b0eSStefan Hajnoczi .parent = TYPE_VIRTIO_CCW_DEVICE, 1698fc0b9b0eSStefan Hajnoczi .instance_size = sizeof(VHostVSockCCWState), 1699fc0b9b0eSStefan Hajnoczi .instance_init = vhost_vsock_ccw_instance_init, 1700fc0b9b0eSStefan Hajnoczi .class_init = vhost_vsock_ccw_class_init, 1701fc0b9b0eSStefan Hajnoczi }; 1702fc0b9b0eSStefan Hajnoczi #endif 1703fc0b9b0eSStefan Hajnoczi 1704a5cf2bb4SCornelia Huck static void virtio_ccw_register(void) 1705a5cf2bb4SCornelia Huck { 1706a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_bus_info); 1707a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_device_info); 1708a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_serial); 1709a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_blk); 1710a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_net); 1711a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_balloon); 1712a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_scsi); 1713b702d2aeSEd Maste #ifdef CONFIG_VHOST_SCSI 1714ccf6916cSPaolo Bonzini type_register_static(&vhost_ccw_scsi); 1715b702d2aeSEd Maste #endif 17162362ecc5SCornelia Huck type_register_static(&virtio_ccw_rng); 1717de6a9218SPierre Morel #ifdef CONFIG_VIRTFS 1718de6a9218SPierre Morel type_register_static(&virtio_ccw_9p_info); 1719de6a9218SPierre Morel #endif 1720fc0b9b0eSStefan Hajnoczi #ifdef CONFIG_VHOST_VSOCK 1721fc0b9b0eSStefan Hajnoczi type_register_static(&vhost_vsock_ccw_info); 1722fc0b9b0eSStefan Hajnoczi #endif 1723a5cf2bb4SCornelia Huck } 1724a5cf2bb4SCornelia Huck 1725a5cf2bb4SCornelia Huck type_init(virtio_ccw_register) 1726