pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn) { E1000State *d; uint8_t *pci_conf; uint16_t checksum = 0; static const char info_str[] = "e1000"; int i; d = (E1000State *)pci_register_device(bus, "e1000", sizeof(E1000State), devfn, NULL, NULL); pci_conf = d->dev.config; memset(pci_conf, 0, 256); pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL); pci_config_set_device_id(pci_conf, E1000_DEVID); *(uint16_t *)(pci_conf+0x04) = cpu_to_le16(0x0407); *(uint16_t *)(pci_conf+0x06) = cpu_to_le16(0x0010); pci_conf[0x08] = 0x03; pci_config_set_class(pci_conf, PCI_CLASS_NETWORK_ETHERNET); pci_conf[0x0c] = 0x10; pci_conf[0x3d] = 1; // interrupt pin 0 d->mmio_index = cpu_register_io_memory(0, e1000_mmio_read, e1000_mmio_write, d); pci_register_io_region((PCIDevice *)d, 0, PNPMMIO_SIZE, PCI_ADDRESS_SPACE_MEM, e1000_mmio_map); pci_register_io_region((PCIDevice *)d, 1, IOPORT_SIZE, PCI_ADDRESS_SPACE_IO, ioport_map); memmove(d->eeprom_data, e1000_eeprom_template, sizeof e1000_eeprom_template); for (i = 0; i < 3; i++) d->eeprom_data[i] = (nd->macaddr[2*i+1]<<8) | nd->macaddr[2*i]; for (i = 0; i < EEPROM_CHECKSUM_REG; i++) checksum += d->eeprom_data[i]; checksum = (uint16_t) EEPROM_SUM - checksum; d->eeprom_data[EEPROM_CHECKSUM_REG] = checksum; memset(d->phy_reg, 0, sizeof d->phy_reg); memmove(d->phy_reg, phy_reg_init, sizeof phy_reg_init); memset(d->mac_reg, 0, sizeof d->mac_reg); memmove(d->mac_reg, mac_reg_init, sizeof mac_reg_init); d->rxbuf_min_shift = 1; memset(&d->tx, 0, sizeof d->tx); d->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name, e1000_receive, e1000_can_receive, d); d->vc->link_status_changed = e1000_set_link_status; qemu_format_nic_info_str(d->vc, nd->macaddr); register_savevm(info_str, -1, 2, nic_save, nic_load, d); d->dev.unregister = pci_e1000_uninit; return (PCIDevice *)d; }