diff options
Diffstat (limited to 'hw/pci/pci.c')
| -rw-r--r-- | hw/pci/pci.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/hw/pci/pci.c b/hw/pci/pci.c index 70c66965f5..a60cf3ae3b 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -1381,6 +1381,8 @@ uint32_t pci_default_read_config(PCIDevice *d, { uint32_t val = 0; + assert(address + len <= pci_config_size(d)); + if (pci_is_express_downstream_port(d) && ranges_overlap(address, len, d->exp.exp_cap + PCI_EXP_LNKSTA, 2)) { pcie_sync_bridge_lnk(d); @@ -1394,6 +1396,8 @@ void pci_default_write_config(PCIDevice *d, uint32_t addr, uint32_t val_in, int int i, was_irq_disabled = pci_irq_disabled(d); uint32_t val = val_in; + assert(addr + l <= pci_config_size(d)); + for (i = 0; i < l; val >>= 8, ++i) { uint8_t wmask = d->wmask[addr + i]; uint8_t w1cmask = d->w1cmask[addr + i]; @@ -1772,6 +1776,7 @@ static PciDeviceInfo *qmp_query_pci_device(PCIDevice *dev, PCIBus *bus, info->regions = qmp_query_pci_regions(dev); info->qdev_id = g_strdup(dev->qdev.id ? dev->qdev.id : ""); + info->irq_pin = dev->config[PCI_INTERRUPT_PIN]; if (dev->config[PCI_INTERRUPT_PIN] != 0) { info->has_irq = true; info->irq = dev->config[PCI_INTERRUPT_LINE]; @@ -1887,7 +1892,18 @@ PCIDevice *pci_nic_init_nofail(NICInfo *nd, PCIBus *rootbus, if (test_bit(DEVICE_CATEGORY_NETWORK, dc->categories) && dc->user_creatable) { const char *name = object_class_get_name(list->data); - g_ptr_array_add(pci_nic_models, (gpointer)name); + /* + * A network device might also be something else than a NIC, see + * e.g. the "rocker" device. Thus we have to look for the "netdev" + * property, too. Unfortunately, some devices like virtio-net only + * create this property during instance_init, so we have to create + * a temporary instance here to be able to check it. + */ + Object *obj = object_new_with_class(OBJECT_CLASS(dc)); + if (object_property_find(obj, "netdev", NULL)) { + g_ptr_array_add(pci_nic_models, (gpointer)name); + } + object_unref(obj); } next = list->next; g_slist_free_1(list); |