diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/s390x/css.c | 111 | ||||
| -rw-r--r-- | hw/s390x/css.h | 2 | ||||
| -rw-r--r-- | hw/s390x/virtio-ccw.c | 95 |
3 files changed, 208 insertions, 0 deletions
diff --git a/hw/s390x/css.c b/hw/s390x/css.c index a813b239ce..67b22aeeee 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -1293,6 +1293,117 @@ int css_enable_mss(void) return 0; } +void subch_device_save(SubchDev *s, QEMUFile *f) +{ + int i; + + qemu_put_byte(f, s->cssid); + qemu_put_byte(f, s->ssid); + qemu_put_be16(f, s->schid); + qemu_put_be16(f, s->devno); + qemu_put_byte(f, s->thinint_active); + /* SCHIB */ + /* PMCW */ + qemu_put_be32(f, s->curr_status.pmcw.intparm); + qemu_put_be16(f, s->curr_status.pmcw.flags); + qemu_put_be16(f, s->curr_status.pmcw.devno); + qemu_put_byte(f, s->curr_status.pmcw.lpm); + qemu_put_byte(f, s->curr_status.pmcw.pnom); + qemu_put_byte(f, s->curr_status.pmcw.lpum); + qemu_put_byte(f, s->curr_status.pmcw.pim); + qemu_put_be16(f, s->curr_status.pmcw.mbi); + qemu_put_byte(f, s->curr_status.pmcw.pom); + qemu_put_byte(f, s->curr_status.pmcw.pam); + qemu_put_buffer(f, s->curr_status.pmcw.chpid, 8); + qemu_put_be32(f, s->curr_status.pmcw.chars); + /* SCSW */ + qemu_put_be16(f, s->curr_status.scsw.flags); + qemu_put_be16(f, s->curr_status.scsw.ctrl); + qemu_put_be32(f, s->curr_status.scsw.cpa); + qemu_put_byte(f, s->curr_status.scsw.dstat); + qemu_put_byte(f, s->curr_status.scsw.cstat); + qemu_put_be16(f, s->curr_status.scsw.count); + qemu_put_be64(f, s->curr_status.mba); + qemu_put_buffer(f, s->curr_status.mda, 4); + /* end SCHIB */ + qemu_put_buffer(f, s->sense_data, 32); + qemu_put_be64(f, s->channel_prog); + /* last cmd */ + qemu_put_byte(f, s->last_cmd.cmd_code); + qemu_put_byte(f, s->last_cmd.flags); + qemu_put_be16(f, s->last_cmd.count); + qemu_put_be32(f, s->last_cmd.cda); + qemu_put_byte(f, s->last_cmd_valid); + qemu_put_byte(f, s->id.reserved); + qemu_put_be16(f, s->id.cu_type); + qemu_put_byte(f, s->id.cu_model); + qemu_put_be16(f, s->id.dev_type); + qemu_put_byte(f, s->id.dev_model); + qemu_put_byte(f, s->id.unused); + for (i = 0; i < ARRAY_SIZE(s->id.ciw); i++) { + qemu_put_byte(f, s->id.ciw[i].type); + qemu_put_byte(f, s->id.ciw[i].command); + qemu_put_be16(f, s->id.ciw[i].count); + } + return; +} + +int subch_device_load(SubchDev *s, QEMUFile *f) +{ + int i; + + s->cssid = qemu_get_byte(f); + s->ssid = qemu_get_byte(f); + s->schid = qemu_get_be16(f); + s->devno = qemu_get_be16(f); + s->thinint_active = qemu_get_byte(f); + /* SCHIB */ + /* PMCW */ + s->curr_status.pmcw.intparm = qemu_get_be32(f); + s->curr_status.pmcw.flags = qemu_get_be16(f); + s->curr_status.pmcw.devno = qemu_get_be16(f); + s->curr_status.pmcw.lpm = qemu_get_byte(f); + s->curr_status.pmcw.pnom = qemu_get_byte(f); + s->curr_status.pmcw.lpum = qemu_get_byte(f); + s->curr_status.pmcw.pim = qemu_get_byte(f); + s->curr_status.pmcw.mbi = qemu_get_be16(f); + s->curr_status.pmcw.pom = qemu_get_byte(f); + s->curr_status.pmcw.pam = qemu_get_byte(f); + qemu_get_buffer(f, s->curr_status.pmcw.chpid, 8); + s->curr_status.pmcw.chars = qemu_get_be32(f); + /* SCSW */ + s->curr_status.scsw.flags = qemu_get_be16(f); + s->curr_status.scsw.ctrl = qemu_get_be16(f); + s->curr_status.scsw.cpa = qemu_get_be32(f); + s->curr_status.scsw.dstat = qemu_get_byte(f); + s->curr_status.scsw.cstat = qemu_get_byte(f); + s->curr_status.scsw.count = qemu_get_be16(f); + s->curr_status.mba = qemu_get_be64(f); + qemu_get_buffer(f, s->curr_status.mda, 4); + /* end SCHIB */ + qemu_get_buffer(f, s->sense_data, 32); + s->channel_prog = qemu_get_be64(f); + /* last cmd */ + s->last_cmd.cmd_code = qemu_get_byte(f); + s->last_cmd.flags = qemu_get_byte(f); + s->last_cmd.count = qemu_get_be16(f); + s->last_cmd.cda = qemu_get_be32(f); + s->last_cmd_valid = qemu_get_byte(f); + s->id.reserved = qemu_get_byte(f); + s->id.cu_type = qemu_get_be16(f); + s->id.cu_model = qemu_get_byte(f); + s->id.dev_type = qemu_get_be16(f); + s->id.dev_model = qemu_get_byte(f); + s->id.unused = qemu_get_byte(f); + for (i = 0; i < ARRAY_SIZE(s->id.ciw); i++) { + s->id.ciw[i].type = qemu_get_byte(f); + s->id.ciw[i].command = qemu_get_byte(f); + s->id.ciw[i].count = qemu_get_be16(f); + } + return 0; +} + + static void css_init(void) { channel_subsys = g_malloc0(sizeof(*channel_subsys)); diff --git a/hw/s390x/css.h b/hw/s390x/css.h index 6586106fa7..c864ea765b 100644 --- a/hw/s390x/css.h +++ b/hw/s390x/css.h @@ -85,6 +85,8 @@ struct SubchDev { typedef SubchDev *(*css_subch_cb_func)(uint8_t m, uint8_t cssid, uint8_t ssid, uint16_t schid); +void subch_device_save(SubchDev *s, QEMUFile *f); +int subch_device_load(SubchDev *s, QEMUFile *f); int css_create_css_image(uint8_t cssid, bool default_image); bool css_devno_used(uint8_t cssid, uint8_t ssid, uint16_t devno); void css_subch_assign(uint8_t cssid, uint8_t ssid, uint16_t schid, diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c index c4f21d3816..05656a2887 100644 --- a/hw/s390x/virtio-ccw.c +++ b/hw/s390x/virtio-ccw.c @@ -1275,6 +1275,97 @@ irqroute_error: return r; } +static void virtio_ccw_save_queue(DeviceState *d, int n, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); + + qemu_put_be16(f, virtio_queue_vector(vdev, n)); +} + +static int virtio_ccw_load_queue(DeviceState *d, int n, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); + uint16_t vector; + + qemu_get_be16s(f, &vector); + virtio_queue_set_vector(vdev, n , vector); + + return 0; +} + +static void virtio_ccw_save_config(DeviceState *d, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + SubchDev *s = dev->sch; + + subch_device_save(s, f); + if (dev->indicators != NULL) { + qemu_put_be32(f, dev->indicators->len); + qemu_put_be64(f, dev->indicators->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + if (dev->indicators2 != NULL) { + qemu_put_be32(f, dev->indicators2->len); + qemu_put_be64(f, dev->indicators2->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + if (dev->summary_indicator != NULL) { + qemu_put_be32(f, dev->summary_indicator->len); + qemu_put_be64(f, dev->summary_indicator->addr); + } else { + qemu_put_be32(f, 0); + qemu_put_be64(f, 0UL); + } + qemu_put_be64(f, dev->routes.adapter.ind_offset); + qemu_put_byte(f, dev->thinint_isc); +} + +static int virtio_ccw_load_config(DeviceState *d, QEMUFile *f) +{ + VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); + SubchDev *s = dev->sch; + int len; + + s->driver_data = dev; + subch_device_load(s, f); + len = qemu_get_be32(f); + if (len != 0) { + dev->indicators = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->indicators = NULL; + } + len = qemu_get_be32(f); + if (len != 0) { + dev->indicators2 = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->indicators2 = NULL; + } + len = qemu_get_be32(f); + if (len != 0) { + dev->summary_indicator = get_indicator(qemu_get_be64(f), len); + } else { + qemu_get_be64(f); + dev->summary_indicator = NULL; + } + dev->routes.adapter.ind_offset = qemu_get_be64(f); + dev->thinint_isc = qemu_get_byte(f); + if (s->thinint_active) { + return css_register_io_adapter(CSS_IO_ADAPTER_VIRTIO, + dev->thinint_isc, true, false, + &dev->routes.adapter.adapter_id); + } + + return 0; +} + /**************** Virtio-ccw Bus Device Descriptions *******************/ static Property virtio_ccw_net_properties[] = { @@ -1597,6 +1688,10 @@ static void virtio_ccw_bus_class_init(ObjectClass *klass, void *data) k->query_guest_notifiers = virtio_ccw_query_guest_notifiers; k->set_host_notifier = virtio_ccw_set_host_notifier; k->set_guest_notifiers = virtio_ccw_set_guest_notifiers; + k->save_queue = virtio_ccw_save_queue; + k->load_queue = virtio_ccw_load_queue; + k->save_config = virtio_ccw_save_config; + k->load_config = virtio_ccw_load_config; } static const TypeInfo virtio_ccw_bus_info = { |