1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * QEMU USB HUB emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2005 Fabrice Bellard 5f1ae32a1SGerd Hoffmann * 6f1ae32a1SGerd Hoffmann * Permission is hereby granted, free of charge, to any person obtaining a copy 7f1ae32a1SGerd Hoffmann * of this software and associated documentation files (the "Software"), to deal 8f1ae32a1SGerd Hoffmann * in the Software without restriction, including without limitation the rights 9f1ae32a1SGerd Hoffmann * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10f1ae32a1SGerd Hoffmann * copies of the Software, and to permit persons to whom the Software is 11f1ae32a1SGerd Hoffmann * furnished to do so, subject to the following conditions: 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * The above copyright notice and this permission notice shall be included in 14f1ae32a1SGerd Hoffmann * all copies or substantial portions of the Software. 15f1ae32a1SGerd Hoffmann * 16f1ae32a1SGerd Hoffmann * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17f1ae32a1SGerd Hoffmann * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18f1ae32a1SGerd Hoffmann * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19f1ae32a1SGerd Hoffmann * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20f1ae32a1SGerd Hoffmann * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21f1ae32a1SGerd Hoffmann * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22f1ae32a1SGerd Hoffmann * THE SOFTWARE. 23f1ae32a1SGerd Hoffmann */ 240b8fa32fSMarkus Armbruster 25e532b2e0SPeter Maydell #include "qemu/osdep.h" 26da34e65cSMarkus Armbruster #include "qapi/error.h" 271cc403ebSGerd Hoffmann #include "qemu/timer.h" 28529f8f9fSGerd Hoffmann #include "trace.h" 29*a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 30f1ae32a1SGerd Hoffmann #include "hw/usb.h" 31d6454270SMarkus Armbruster #include "migration/vmstate.h" 32463581a8SMichael S. Tsirkin #include "desc.h" 33c24e4aacSGerd Hoffmann #include "qemu/error-report.h" 340b8fa32fSMarkus Armbruster #include "qemu/module.h" 35f1ae32a1SGerd Hoffmann 369d84bb00SGerd Hoffmann #define MAX_PORTS 8 37f1ae32a1SGerd Hoffmann 38f1ae32a1SGerd Hoffmann typedef struct USBHubPort { 39f1ae32a1SGerd Hoffmann USBPort port; 40f1ae32a1SGerd Hoffmann uint16_t wPortStatus; 41f1ae32a1SGerd Hoffmann uint16_t wPortChange; 42f1ae32a1SGerd Hoffmann } USBHubPort; 43f1ae32a1SGerd Hoffmann 44f1ae32a1SGerd Hoffmann typedef struct USBHubState { 45f1ae32a1SGerd Hoffmann USBDevice dev; 46f1ae32a1SGerd Hoffmann USBEndpoint *intr; 479d84bb00SGerd Hoffmann uint32_t num_ports; 481cc403ebSGerd Hoffmann bool port_power; 491cc403ebSGerd Hoffmann QEMUTimer *port_timer; 509d84bb00SGerd Hoffmann USBHubPort ports[MAX_PORTS]; 51f1ae32a1SGerd Hoffmann } USBHubState; 52f1ae32a1SGerd Hoffmann 53e81b13adSGonglei #define TYPE_USB_HUB "usb-hub" 54e81b13adSGonglei #define USB_HUB(obj) OBJECT_CHECK(USBHubState, (obj), TYPE_USB_HUB) 55e81b13adSGonglei 56f1ae32a1SGerd Hoffmann #define ClearHubFeature (0x2000 | USB_REQ_CLEAR_FEATURE) 57f1ae32a1SGerd Hoffmann #define ClearPortFeature (0x2300 | USB_REQ_CLEAR_FEATURE) 58f1ae32a1SGerd Hoffmann #define GetHubDescriptor (0xa000 | USB_REQ_GET_DESCRIPTOR) 59f1ae32a1SGerd Hoffmann #define GetHubStatus (0xa000 | USB_REQ_GET_STATUS) 60f1ae32a1SGerd Hoffmann #define GetPortStatus (0xa300 | USB_REQ_GET_STATUS) 61f1ae32a1SGerd Hoffmann #define SetHubFeature (0x2000 | USB_REQ_SET_FEATURE) 62f1ae32a1SGerd Hoffmann #define SetPortFeature (0x2300 | USB_REQ_SET_FEATURE) 63f1ae32a1SGerd Hoffmann 64f1ae32a1SGerd Hoffmann #define PORT_STAT_CONNECTION 0x0001 65f1ae32a1SGerd Hoffmann #define PORT_STAT_ENABLE 0x0002 66f1ae32a1SGerd Hoffmann #define PORT_STAT_SUSPEND 0x0004 67f1ae32a1SGerd Hoffmann #define PORT_STAT_OVERCURRENT 0x0008 68f1ae32a1SGerd Hoffmann #define PORT_STAT_RESET 0x0010 69f1ae32a1SGerd Hoffmann #define PORT_STAT_POWER 0x0100 70f1ae32a1SGerd Hoffmann #define PORT_STAT_LOW_SPEED 0x0200 71f1ae32a1SGerd Hoffmann #define PORT_STAT_HIGH_SPEED 0x0400 72f1ae32a1SGerd Hoffmann #define PORT_STAT_TEST 0x0800 73f1ae32a1SGerd Hoffmann #define PORT_STAT_INDICATOR 0x1000 74f1ae32a1SGerd Hoffmann 75f1ae32a1SGerd Hoffmann #define PORT_STAT_C_CONNECTION 0x0001 76f1ae32a1SGerd Hoffmann #define PORT_STAT_C_ENABLE 0x0002 77f1ae32a1SGerd Hoffmann #define PORT_STAT_C_SUSPEND 0x0004 78f1ae32a1SGerd Hoffmann #define PORT_STAT_C_OVERCURRENT 0x0008 79f1ae32a1SGerd Hoffmann #define PORT_STAT_C_RESET 0x0010 80f1ae32a1SGerd Hoffmann 81f1ae32a1SGerd Hoffmann #define PORT_CONNECTION 0 82f1ae32a1SGerd Hoffmann #define PORT_ENABLE 1 83f1ae32a1SGerd Hoffmann #define PORT_SUSPEND 2 84f1ae32a1SGerd Hoffmann #define PORT_OVERCURRENT 3 85f1ae32a1SGerd Hoffmann #define PORT_RESET 4 86f1ae32a1SGerd Hoffmann #define PORT_POWER 8 87f1ae32a1SGerd Hoffmann #define PORT_LOWSPEED 9 88f1ae32a1SGerd Hoffmann #define PORT_HIGHSPEED 10 89f1ae32a1SGerd Hoffmann #define PORT_C_CONNECTION 16 90f1ae32a1SGerd Hoffmann #define PORT_C_ENABLE 17 91f1ae32a1SGerd Hoffmann #define PORT_C_SUSPEND 18 92f1ae32a1SGerd Hoffmann #define PORT_C_OVERCURRENT 19 93f1ae32a1SGerd Hoffmann #define PORT_C_RESET 20 94f1ae32a1SGerd Hoffmann #define PORT_TEST 21 95f1ae32a1SGerd Hoffmann #define PORT_INDICATOR 22 96f1ae32a1SGerd Hoffmann 97f1ae32a1SGerd Hoffmann /* same as Linux kernel root hubs */ 98f1ae32a1SGerd Hoffmann 99f1ae32a1SGerd Hoffmann enum { 100f1ae32a1SGerd Hoffmann STR_MANUFACTURER = 1, 101f1ae32a1SGerd Hoffmann STR_PRODUCT, 102f1ae32a1SGerd Hoffmann STR_SERIALNUMBER, 103f1ae32a1SGerd Hoffmann }; 104f1ae32a1SGerd Hoffmann 105f1ae32a1SGerd Hoffmann static const USBDescStrings desc_strings = { 10693bfef4cSCrístian Viana [STR_MANUFACTURER] = "QEMU", 107f1ae32a1SGerd Hoffmann [STR_PRODUCT] = "QEMU USB Hub", 108f1ae32a1SGerd Hoffmann [STR_SERIALNUMBER] = "314159", 109f1ae32a1SGerd Hoffmann }; 110f1ae32a1SGerd Hoffmann 111f1ae32a1SGerd Hoffmann static const USBDescIface desc_iface_hub = { 112f1ae32a1SGerd Hoffmann .bInterfaceNumber = 0, 113f1ae32a1SGerd Hoffmann .bNumEndpoints = 1, 114f1ae32a1SGerd Hoffmann .bInterfaceClass = USB_CLASS_HUB, 115f1ae32a1SGerd Hoffmann .eps = (USBDescEndpoint[]) { 116f1ae32a1SGerd Hoffmann { 117f1ae32a1SGerd Hoffmann .bEndpointAddress = USB_DIR_IN | 0x01, 118f1ae32a1SGerd Hoffmann .bmAttributes = USB_ENDPOINT_XFER_INT, 1199d84bb00SGerd Hoffmann .wMaxPacketSize = 1 + DIV_ROUND_UP(MAX_PORTS, 8), 120f1ae32a1SGerd Hoffmann .bInterval = 0xff, 121f1ae32a1SGerd Hoffmann }, 122f1ae32a1SGerd Hoffmann } 123f1ae32a1SGerd Hoffmann }; 124f1ae32a1SGerd Hoffmann 125f1ae32a1SGerd Hoffmann static const USBDescDevice desc_device_hub = { 126f1ae32a1SGerd Hoffmann .bcdUSB = 0x0110, 127f1ae32a1SGerd Hoffmann .bDeviceClass = USB_CLASS_HUB, 128f1ae32a1SGerd Hoffmann .bMaxPacketSize0 = 8, 129f1ae32a1SGerd Hoffmann .bNumConfigurations = 1, 130f1ae32a1SGerd Hoffmann .confs = (USBDescConfig[]) { 131f1ae32a1SGerd Hoffmann { 132f1ae32a1SGerd Hoffmann .bNumInterfaces = 1, 133f1ae32a1SGerd Hoffmann .bConfigurationValue = 1, 134bd93976aSPantelis Koukousoulas .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_SELFPOWER | 135bd93976aSPantelis Koukousoulas USB_CFG_ATT_WAKEUP, 136f1ae32a1SGerd Hoffmann .nif = 1, 137f1ae32a1SGerd Hoffmann .ifs = &desc_iface_hub, 138f1ae32a1SGerd Hoffmann }, 139f1ae32a1SGerd Hoffmann }, 140f1ae32a1SGerd Hoffmann }; 141f1ae32a1SGerd Hoffmann 142f1ae32a1SGerd Hoffmann static const USBDesc desc_hub = { 143f1ae32a1SGerd Hoffmann .id = { 144f1ae32a1SGerd Hoffmann .idVendor = 0x0409, 145f1ae32a1SGerd Hoffmann .idProduct = 0x55aa, 146f1ae32a1SGerd Hoffmann .bcdDevice = 0x0101, 147f1ae32a1SGerd Hoffmann .iManufacturer = STR_MANUFACTURER, 148f1ae32a1SGerd Hoffmann .iProduct = STR_PRODUCT, 149f1ae32a1SGerd Hoffmann .iSerialNumber = STR_SERIALNUMBER, 150f1ae32a1SGerd Hoffmann }, 151f1ae32a1SGerd Hoffmann .full = &desc_device_hub, 152f1ae32a1SGerd Hoffmann .str = desc_strings, 153f1ae32a1SGerd Hoffmann }; 154f1ae32a1SGerd Hoffmann 155f1ae32a1SGerd Hoffmann static const uint8_t qemu_hub_hub_descriptor[] = 156f1ae32a1SGerd Hoffmann { 157f1ae32a1SGerd Hoffmann 0x00, /* u8 bLength; patched in later */ 158f1ae32a1SGerd Hoffmann 0x29, /* u8 bDescriptorType; Hub-descriptor */ 159f1ae32a1SGerd Hoffmann 0x00, /* u8 bNbrPorts; (patched later) */ 160f1ae32a1SGerd Hoffmann 0x0a, /* u16 wHubCharacteristics; */ 161f1ae32a1SGerd Hoffmann 0x00, /* (per-port OC, no power switching) */ 162f1ae32a1SGerd Hoffmann 0x01, /* u8 bPwrOn2pwrGood; 2ms */ 163f1ae32a1SGerd Hoffmann 0x00 /* u8 bHubContrCurrent; 0 mA */ 164f1ae32a1SGerd Hoffmann 165f1ae32a1SGerd Hoffmann /* DeviceRemovable and PortPwrCtrlMask patched in later */ 166f1ae32a1SGerd Hoffmann }; 167f1ae32a1SGerd Hoffmann 168868a4203SGerd Hoffmann static bool usb_hub_port_change(USBHubPort *port, uint16_t status) 169868a4203SGerd Hoffmann { 170868a4203SGerd Hoffmann bool notify = false; 171868a4203SGerd Hoffmann 172868a4203SGerd Hoffmann if (status & 0x1f) { 173868a4203SGerd Hoffmann port->wPortChange |= status; 174868a4203SGerd Hoffmann notify = true; 175868a4203SGerd Hoffmann } 176868a4203SGerd Hoffmann return notify; 177868a4203SGerd Hoffmann } 178868a4203SGerd Hoffmann 179868a4203SGerd Hoffmann static bool usb_hub_port_set(USBHubPort *port, uint16_t status) 180868a4203SGerd Hoffmann { 181868a4203SGerd Hoffmann if (port->wPortStatus & status) { 182868a4203SGerd Hoffmann return false; 183868a4203SGerd Hoffmann } 184868a4203SGerd Hoffmann port->wPortStatus |= status; 185868a4203SGerd Hoffmann return usb_hub_port_change(port, status); 186868a4203SGerd Hoffmann } 187868a4203SGerd Hoffmann 188868a4203SGerd Hoffmann static bool usb_hub_port_clear(USBHubPort *port, uint16_t status) 189868a4203SGerd Hoffmann { 190868a4203SGerd Hoffmann if (!(port->wPortStatus & status)) { 191868a4203SGerd Hoffmann return false; 192868a4203SGerd Hoffmann } 193868a4203SGerd Hoffmann port->wPortStatus &= ~status; 194868a4203SGerd Hoffmann return usb_hub_port_change(port, status); 195868a4203SGerd Hoffmann } 196868a4203SGerd Hoffmann 197638ac2d8SGerd Hoffmann static bool usb_hub_port_update(USBHubPort *port) 198638ac2d8SGerd Hoffmann { 199638ac2d8SGerd Hoffmann bool notify = false; 200638ac2d8SGerd Hoffmann 201638ac2d8SGerd Hoffmann if (port->port.dev && port->port.dev->attached) { 202638ac2d8SGerd Hoffmann notify = usb_hub_port_set(port, PORT_STAT_CONNECTION); 203638ac2d8SGerd Hoffmann if (port->port.dev->speed == USB_SPEED_LOW) { 204638ac2d8SGerd Hoffmann usb_hub_port_set(port, PORT_STAT_LOW_SPEED); 205638ac2d8SGerd Hoffmann } else { 206638ac2d8SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_LOW_SPEED); 207638ac2d8SGerd Hoffmann } 208638ac2d8SGerd Hoffmann } 209638ac2d8SGerd Hoffmann return notify; 210638ac2d8SGerd Hoffmann } 211638ac2d8SGerd Hoffmann 2121cc403ebSGerd Hoffmann static void usb_hub_port_update_timer(void *opaque) 2131cc403ebSGerd Hoffmann { 2141cc403ebSGerd Hoffmann USBHubState *s = opaque; 2151cc403ebSGerd Hoffmann bool notify = false; 2161cc403ebSGerd Hoffmann int i; 2171cc403ebSGerd Hoffmann 2181cc403ebSGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 2191cc403ebSGerd Hoffmann notify |= usb_hub_port_update(&s->ports[i]); 2201cc403ebSGerd Hoffmann } 2211cc403ebSGerd Hoffmann if (notify) { 2221cc403ebSGerd Hoffmann usb_wakeup(s->intr, 0); 2231cc403ebSGerd Hoffmann } 2241cc403ebSGerd Hoffmann } 2251cc403ebSGerd Hoffmann 226f1ae32a1SGerd Hoffmann static void usb_hub_attach(USBPort *port1) 227f1ae32a1SGerd Hoffmann { 228f1ae32a1SGerd Hoffmann USBHubState *s = port1->opaque; 229f1ae32a1SGerd Hoffmann USBHubPort *port = &s->ports[port1->index]; 230f1ae32a1SGerd Hoffmann 231529f8f9fSGerd Hoffmann trace_usb_hub_attach(s->dev.addr, port1->index + 1); 232638ac2d8SGerd Hoffmann usb_hub_port_update(port); 2338550a02dSGerd Hoffmann usb_wakeup(s->intr, 0); 234f1ae32a1SGerd Hoffmann } 235f1ae32a1SGerd Hoffmann 236f1ae32a1SGerd Hoffmann static void usb_hub_detach(USBPort *port1) 237f1ae32a1SGerd Hoffmann { 238f1ae32a1SGerd Hoffmann USBHubState *s = port1->opaque; 239f1ae32a1SGerd Hoffmann USBHubPort *port = &s->ports[port1->index]; 240f1ae32a1SGerd Hoffmann 241529f8f9fSGerd Hoffmann trace_usb_hub_detach(s->dev.addr, port1->index + 1); 2428550a02dSGerd Hoffmann usb_wakeup(s->intr, 0); 243f1ae32a1SGerd Hoffmann 244f1ae32a1SGerd Hoffmann /* Let upstream know the device on this port is gone */ 245f1ae32a1SGerd Hoffmann s->dev.port->ops->child_detach(s->dev.port, port1->dev); 246f1ae32a1SGerd Hoffmann 247868a4203SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_CONNECTION); 248868a4203SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_ENABLE); 249868a4203SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_SUSPEND); 2508550a02dSGerd Hoffmann usb_wakeup(s->intr, 0); 251f1ae32a1SGerd Hoffmann } 252f1ae32a1SGerd Hoffmann 253f1ae32a1SGerd Hoffmann static void usb_hub_child_detach(USBPort *port1, USBDevice *child) 254f1ae32a1SGerd Hoffmann { 255f1ae32a1SGerd Hoffmann USBHubState *s = port1->opaque; 256f1ae32a1SGerd Hoffmann 257f1ae32a1SGerd Hoffmann /* Pass along upstream */ 258f1ae32a1SGerd Hoffmann s->dev.port->ops->child_detach(s->dev.port, child); 259f1ae32a1SGerd Hoffmann } 260f1ae32a1SGerd Hoffmann 261f1ae32a1SGerd Hoffmann static void usb_hub_wakeup(USBPort *port1) 262f1ae32a1SGerd Hoffmann { 263f1ae32a1SGerd Hoffmann USBHubState *s = port1->opaque; 264f1ae32a1SGerd Hoffmann USBHubPort *port = &s->ports[port1->index]; 265f1ae32a1SGerd Hoffmann 266868a4203SGerd Hoffmann if (usb_hub_port_clear(port, PORT_STAT_SUSPEND)) { 2678550a02dSGerd Hoffmann usb_wakeup(s->intr, 0); 268f1ae32a1SGerd Hoffmann } 269f1ae32a1SGerd Hoffmann } 270f1ae32a1SGerd Hoffmann 271f1ae32a1SGerd Hoffmann static void usb_hub_complete(USBPort *port, USBPacket *packet) 272f1ae32a1SGerd Hoffmann { 273f1ae32a1SGerd Hoffmann USBHubState *s = port->opaque; 274f1ae32a1SGerd Hoffmann 275f1ae32a1SGerd Hoffmann /* 276f1ae32a1SGerd Hoffmann * Just pass it along upstream for now. 277f1ae32a1SGerd Hoffmann * 278f1ae32a1SGerd Hoffmann * If we ever implement usb 2.0 split transactions this will 279f1ae32a1SGerd Hoffmann * become a little more complicated ... 280f1ae32a1SGerd Hoffmann * 281f1ae32a1SGerd Hoffmann * Can't use usb_packet_complete() here because packet->owner is 282f1ae32a1SGerd Hoffmann * cleared already, go call the ->complete() callback directly 283f1ae32a1SGerd Hoffmann * instead. 284f1ae32a1SGerd Hoffmann */ 285f1ae32a1SGerd Hoffmann s->dev.port->ops->complete(s->dev.port, packet); 286f1ae32a1SGerd Hoffmann } 287f1ae32a1SGerd Hoffmann 288f1ae32a1SGerd Hoffmann static USBDevice *usb_hub_find_device(USBDevice *dev, uint8_t addr) 289f1ae32a1SGerd Hoffmann { 290e81b13adSGonglei USBHubState *s = USB_HUB(dev); 291f1ae32a1SGerd Hoffmann USBHubPort *port; 292f1ae32a1SGerd Hoffmann USBDevice *downstream; 293f1ae32a1SGerd Hoffmann int i; 294f1ae32a1SGerd Hoffmann 2959d84bb00SGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 296f1ae32a1SGerd Hoffmann port = &s->ports[i]; 297f1ae32a1SGerd Hoffmann if (!(port->wPortStatus & PORT_STAT_ENABLE)) { 298f1ae32a1SGerd Hoffmann continue; 299f1ae32a1SGerd Hoffmann } 300f1ae32a1SGerd Hoffmann downstream = usb_find_device(&port->port, addr); 301f1ae32a1SGerd Hoffmann if (downstream != NULL) { 302f1ae32a1SGerd Hoffmann return downstream; 303f1ae32a1SGerd Hoffmann } 304f1ae32a1SGerd Hoffmann } 305f1ae32a1SGerd Hoffmann return NULL; 306f1ae32a1SGerd Hoffmann } 307f1ae32a1SGerd Hoffmann 308f1ae32a1SGerd Hoffmann static void usb_hub_handle_reset(USBDevice *dev) 309f1ae32a1SGerd Hoffmann { 310e81b13adSGonglei USBHubState *s = USB_HUB(dev); 311f1ae32a1SGerd Hoffmann USBHubPort *port; 312f1ae32a1SGerd Hoffmann int i; 313f1ae32a1SGerd Hoffmann 314529f8f9fSGerd Hoffmann trace_usb_hub_reset(s->dev.addr); 3159d84bb00SGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 316f1ae32a1SGerd Hoffmann port = s->ports + i; 317868a4203SGerd Hoffmann port->wPortStatus = 0; 318f1ae32a1SGerd Hoffmann port->wPortChange = 0; 319868a4203SGerd Hoffmann usb_hub_port_set(port, PORT_STAT_POWER); 320638ac2d8SGerd Hoffmann usb_hub_port_update(port); 321f1ae32a1SGerd Hoffmann } 322f1ae32a1SGerd Hoffmann } 323f1ae32a1SGerd Hoffmann 324529f8f9fSGerd Hoffmann static const char *feature_name(int feature) 325529f8f9fSGerd Hoffmann { 326529f8f9fSGerd Hoffmann static const char *name[] = { 327529f8f9fSGerd Hoffmann [PORT_CONNECTION] = "connection", 328529f8f9fSGerd Hoffmann [PORT_ENABLE] = "enable", 329529f8f9fSGerd Hoffmann [PORT_SUSPEND] = "suspend", 330529f8f9fSGerd Hoffmann [PORT_OVERCURRENT] = "overcurrent", 331529f8f9fSGerd Hoffmann [PORT_RESET] = "reset", 332529f8f9fSGerd Hoffmann [PORT_POWER] = "power", 333529f8f9fSGerd Hoffmann [PORT_LOWSPEED] = "lowspeed", 334529f8f9fSGerd Hoffmann [PORT_HIGHSPEED] = "highspeed", 335bdb88a8eSGerd Hoffmann [PORT_C_CONNECTION] = "change-connection", 336bdb88a8eSGerd Hoffmann [PORT_C_ENABLE] = "change-enable", 337bdb88a8eSGerd Hoffmann [PORT_C_SUSPEND] = "change-suspend", 338bdb88a8eSGerd Hoffmann [PORT_C_OVERCURRENT] = "change-overcurrent", 339bdb88a8eSGerd Hoffmann [PORT_C_RESET] = "change-reset", 340529f8f9fSGerd Hoffmann [PORT_TEST] = "test", 341529f8f9fSGerd Hoffmann [PORT_INDICATOR] = "indicator", 342529f8f9fSGerd Hoffmann }; 343529f8f9fSGerd Hoffmann if (feature < 0 || feature >= ARRAY_SIZE(name)) { 344529f8f9fSGerd Hoffmann return "?"; 345529f8f9fSGerd Hoffmann } 346529f8f9fSGerd Hoffmann return name[feature] ?: "?"; 347529f8f9fSGerd Hoffmann } 348529f8f9fSGerd Hoffmann 3499a77a0f5SHans de Goede static void usb_hub_handle_control(USBDevice *dev, USBPacket *p, 350f1ae32a1SGerd Hoffmann int request, int value, int index, int length, uint8_t *data) 351f1ae32a1SGerd Hoffmann { 352f1ae32a1SGerd Hoffmann USBHubState *s = (USBHubState *)dev; 353f1ae32a1SGerd Hoffmann int ret; 354f1ae32a1SGerd Hoffmann 355529f8f9fSGerd Hoffmann trace_usb_hub_control(s->dev.addr, request, value, index, length); 356529f8f9fSGerd Hoffmann 357f1ae32a1SGerd Hoffmann ret = usb_desc_handle_control(dev, p, request, value, index, length, data); 358f1ae32a1SGerd Hoffmann if (ret >= 0) { 3599a77a0f5SHans de Goede return; 360f1ae32a1SGerd Hoffmann } 361f1ae32a1SGerd Hoffmann 362f1ae32a1SGerd Hoffmann switch(request) { 363f1ae32a1SGerd Hoffmann case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: 364f1ae32a1SGerd Hoffmann if (value == 0 && index != 0x81) { /* clear ep halt */ 365f1ae32a1SGerd Hoffmann goto fail; 366f1ae32a1SGerd Hoffmann } 367f1ae32a1SGerd Hoffmann break; 368f1ae32a1SGerd Hoffmann /* usb specific requests */ 369f1ae32a1SGerd Hoffmann case GetHubStatus: 370f1ae32a1SGerd Hoffmann data[0] = 0; 371f1ae32a1SGerd Hoffmann data[1] = 0; 372f1ae32a1SGerd Hoffmann data[2] = 0; 373f1ae32a1SGerd Hoffmann data[3] = 0; 3749a77a0f5SHans de Goede p->actual_length = 4; 375f1ae32a1SGerd Hoffmann break; 376f1ae32a1SGerd Hoffmann case GetPortStatus: 377f1ae32a1SGerd Hoffmann { 378f1ae32a1SGerd Hoffmann unsigned int n = index - 1; 379f1ae32a1SGerd Hoffmann USBHubPort *port; 3809d84bb00SGerd Hoffmann if (n >= s->num_ports) { 381f1ae32a1SGerd Hoffmann goto fail; 382f1ae32a1SGerd Hoffmann } 383f1ae32a1SGerd Hoffmann port = &s->ports[n]; 384529f8f9fSGerd Hoffmann trace_usb_hub_get_port_status(s->dev.addr, index, 385529f8f9fSGerd Hoffmann port->wPortStatus, 386529f8f9fSGerd Hoffmann port->wPortChange); 387f1ae32a1SGerd Hoffmann data[0] = port->wPortStatus; 388f1ae32a1SGerd Hoffmann data[1] = port->wPortStatus >> 8; 389f1ae32a1SGerd Hoffmann data[2] = port->wPortChange; 390f1ae32a1SGerd Hoffmann data[3] = port->wPortChange >> 8; 3919a77a0f5SHans de Goede p->actual_length = 4; 392f1ae32a1SGerd Hoffmann } 393f1ae32a1SGerd Hoffmann break; 394f1ae32a1SGerd Hoffmann case SetHubFeature: 395f1ae32a1SGerd Hoffmann case ClearHubFeature: 3969a77a0f5SHans de Goede if (value != 0 && value != 1) { 397f1ae32a1SGerd Hoffmann goto fail; 398f1ae32a1SGerd Hoffmann } 399f1ae32a1SGerd Hoffmann break; 400f1ae32a1SGerd Hoffmann case SetPortFeature: 401f1ae32a1SGerd Hoffmann { 402f1ae32a1SGerd Hoffmann unsigned int n = index - 1; 403f1ae32a1SGerd Hoffmann USBHubPort *port; 404f1ae32a1SGerd Hoffmann USBDevice *dev; 405529f8f9fSGerd Hoffmann 406529f8f9fSGerd Hoffmann trace_usb_hub_set_port_feature(s->dev.addr, index, 407529f8f9fSGerd Hoffmann feature_name(value)); 408529f8f9fSGerd Hoffmann 4099d84bb00SGerd Hoffmann if (n >= s->num_ports) { 410f1ae32a1SGerd Hoffmann goto fail; 411f1ae32a1SGerd Hoffmann } 412f1ae32a1SGerd Hoffmann port = &s->ports[n]; 413f1ae32a1SGerd Hoffmann dev = port->port.dev; 414f1ae32a1SGerd Hoffmann switch(value) { 415f1ae32a1SGerd Hoffmann case PORT_SUSPEND: 416f1ae32a1SGerd Hoffmann port->wPortStatus |= PORT_STAT_SUSPEND; 417f1ae32a1SGerd Hoffmann break; 418f1ae32a1SGerd Hoffmann case PORT_RESET: 419868a4203SGerd Hoffmann usb_hub_port_set(port, PORT_STAT_RESET); 420868a4203SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_RESET); 421f1ae32a1SGerd Hoffmann if (dev && dev->attached) { 422f1ae32a1SGerd Hoffmann usb_device_reset(dev); 423868a4203SGerd Hoffmann usb_hub_port_set(port, PORT_STAT_ENABLE); 424f1ae32a1SGerd Hoffmann } 425868a4203SGerd Hoffmann usb_wakeup(s->intr, 0); 426f1ae32a1SGerd Hoffmann break; 427f1ae32a1SGerd Hoffmann case PORT_POWER: 4281cc403ebSGerd Hoffmann if (s->port_power) { 4291cc403ebSGerd Hoffmann int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 4301cc403ebSGerd Hoffmann usb_hub_port_set(port, PORT_STAT_POWER); 4311cc403ebSGerd Hoffmann timer_mod(s->port_timer, now + 5000000); /* 5 ms */ 4321cc403ebSGerd Hoffmann } 433f1ae32a1SGerd Hoffmann break; 434f1ae32a1SGerd Hoffmann default: 435f1ae32a1SGerd Hoffmann goto fail; 436f1ae32a1SGerd Hoffmann } 437f1ae32a1SGerd Hoffmann } 438f1ae32a1SGerd Hoffmann break; 439f1ae32a1SGerd Hoffmann case ClearPortFeature: 440f1ae32a1SGerd Hoffmann { 441f1ae32a1SGerd Hoffmann unsigned int n = index - 1; 442f1ae32a1SGerd Hoffmann USBHubPort *port; 443f1ae32a1SGerd Hoffmann 444529f8f9fSGerd Hoffmann trace_usb_hub_clear_port_feature(s->dev.addr, index, 445529f8f9fSGerd Hoffmann feature_name(value)); 446529f8f9fSGerd Hoffmann 4479d84bb00SGerd Hoffmann if (n >= s->num_ports) { 448f1ae32a1SGerd Hoffmann goto fail; 449f1ae32a1SGerd Hoffmann } 450f1ae32a1SGerd Hoffmann port = &s->ports[n]; 451f1ae32a1SGerd Hoffmann switch(value) { 452f1ae32a1SGerd Hoffmann case PORT_ENABLE: 453f1ae32a1SGerd Hoffmann port->wPortStatus &= ~PORT_STAT_ENABLE; 454f1ae32a1SGerd Hoffmann break; 455f1ae32a1SGerd Hoffmann case PORT_C_ENABLE: 456f1ae32a1SGerd Hoffmann port->wPortChange &= ~PORT_STAT_C_ENABLE; 457f1ae32a1SGerd Hoffmann break; 458f1ae32a1SGerd Hoffmann case PORT_SUSPEND: 459868a4203SGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_SUSPEND); 460f1ae32a1SGerd Hoffmann break; 461f1ae32a1SGerd Hoffmann case PORT_C_SUSPEND: 462f1ae32a1SGerd Hoffmann port->wPortChange &= ~PORT_STAT_C_SUSPEND; 463f1ae32a1SGerd Hoffmann break; 464f1ae32a1SGerd Hoffmann case PORT_C_CONNECTION: 465f1ae32a1SGerd Hoffmann port->wPortChange &= ~PORT_STAT_C_CONNECTION; 466f1ae32a1SGerd Hoffmann break; 467f1ae32a1SGerd Hoffmann case PORT_C_OVERCURRENT: 468f1ae32a1SGerd Hoffmann port->wPortChange &= ~PORT_STAT_C_OVERCURRENT; 469f1ae32a1SGerd Hoffmann break; 470f1ae32a1SGerd Hoffmann case PORT_C_RESET: 471f1ae32a1SGerd Hoffmann port->wPortChange &= ~PORT_STAT_C_RESET; 472f1ae32a1SGerd Hoffmann break; 4731cc403ebSGerd Hoffmann case PORT_POWER: 4741cc403ebSGerd Hoffmann if (s->port_power) { 4751cc403ebSGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_POWER); 4761cc403ebSGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_CONNECTION); 4771cc403ebSGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_ENABLE); 4781cc403ebSGerd Hoffmann usb_hub_port_clear(port, PORT_STAT_SUSPEND); 4791cc403ebSGerd Hoffmann port->wPortChange = 0; 4801cc403ebSGerd Hoffmann } 481f1ae32a1SGerd Hoffmann default: 482f1ae32a1SGerd Hoffmann goto fail; 483f1ae32a1SGerd Hoffmann } 484f1ae32a1SGerd Hoffmann } 485f1ae32a1SGerd Hoffmann break; 486f1ae32a1SGerd Hoffmann case GetHubDescriptor: 487f1ae32a1SGerd Hoffmann { 488f1ae32a1SGerd Hoffmann unsigned int n, limit, var_hub_size = 0; 489f1ae32a1SGerd Hoffmann memcpy(data, qemu_hub_hub_descriptor, 490f1ae32a1SGerd Hoffmann sizeof(qemu_hub_hub_descriptor)); 4919d84bb00SGerd Hoffmann data[2] = s->num_ports; 492f1ae32a1SGerd Hoffmann 4931cc403ebSGerd Hoffmann if (s->port_power) { 4941cc403ebSGerd Hoffmann data[3] &= ~0x03; 4951cc403ebSGerd Hoffmann data[3] |= 0x01; 4961cc403ebSGerd Hoffmann } 4971cc403ebSGerd Hoffmann 498f1ae32a1SGerd Hoffmann /* fill DeviceRemovable bits */ 4999d84bb00SGerd Hoffmann limit = DIV_ROUND_UP(s->num_ports + 1, 8) + 7; 500f1ae32a1SGerd Hoffmann for (n = 7; n < limit; n++) { 501f1ae32a1SGerd Hoffmann data[n] = 0x00; 502f1ae32a1SGerd Hoffmann var_hub_size++; 503f1ae32a1SGerd Hoffmann } 504f1ae32a1SGerd Hoffmann 505f1ae32a1SGerd Hoffmann /* fill PortPwrCtrlMask bits */ 5069d84bb00SGerd Hoffmann limit = limit + DIV_ROUND_UP(s->num_ports, 8); 507f1ae32a1SGerd Hoffmann for (;n < limit; n++) { 508f1ae32a1SGerd Hoffmann data[n] = 0xff; 509f1ae32a1SGerd Hoffmann var_hub_size++; 510f1ae32a1SGerd Hoffmann } 511f1ae32a1SGerd Hoffmann 5129a77a0f5SHans de Goede p->actual_length = sizeof(qemu_hub_hub_descriptor) + var_hub_size; 5139a77a0f5SHans de Goede data[0] = p->actual_length; 514f1ae32a1SGerd Hoffmann break; 515f1ae32a1SGerd Hoffmann } 516f1ae32a1SGerd Hoffmann default: 517f1ae32a1SGerd Hoffmann fail: 5189a77a0f5SHans de Goede p->status = USB_RET_STALL; 519f1ae32a1SGerd Hoffmann break; 520f1ae32a1SGerd Hoffmann } 521f1ae32a1SGerd Hoffmann } 522f1ae32a1SGerd Hoffmann 5239a77a0f5SHans de Goede static void usb_hub_handle_data(USBDevice *dev, USBPacket *p) 524f1ae32a1SGerd Hoffmann { 525f1ae32a1SGerd Hoffmann USBHubState *s = (USBHubState *)dev; 526f1ae32a1SGerd Hoffmann 527f1ae32a1SGerd Hoffmann switch(p->pid) { 528f1ae32a1SGerd Hoffmann case USB_TOKEN_IN: 529f1ae32a1SGerd Hoffmann if (p->ep->nr == 1) { 530f1ae32a1SGerd Hoffmann USBHubPort *port; 531f1ae32a1SGerd Hoffmann unsigned int status; 532f1ae32a1SGerd Hoffmann uint8_t buf[4]; 533f1ae32a1SGerd Hoffmann int i, n; 5349d84bb00SGerd Hoffmann n = DIV_ROUND_UP(s->num_ports + 1, 8); 535f1ae32a1SGerd Hoffmann if (p->iov.size == 1) { /* FreeBSD workaround */ 536f1ae32a1SGerd Hoffmann n = 1; 537f1ae32a1SGerd Hoffmann } else if (n > p->iov.size) { 5389a77a0f5SHans de Goede p->status = USB_RET_BABBLE; 5399a77a0f5SHans de Goede return; 540f1ae32a1SGerd Hoffmann } 541f1ae32a1SGerd Hoffmann status = 0; 5429d84bb00SGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 543f1ae32a1SGerd Hoffmann port = &s->ports[i]; 544bdebd6eeSGerd Hoffmann if (port->wPortChange) 545f1ae32a1SGerd Hoffmann status |= (1 << (i + 1)); 546f1ae32a1SGerd Hoffmann } 547f1ae32a1SGerd Hoffmann if (status != 0) { 548b8cbc137SGerd Hoffmann trace_usb_hub_status_report(s->dev.addr, status); 549f1ae32a1SGerd Hoffmann for(i = 0; i < n; i++) { 550f1ae32a1SGerd Hoffmann buf[i] = status >> (8 * i); 551f1ae32a1SGerd Hoffmann } 552f1ae32a1SGerd Hoffmann usb_packet_copy(p, buf, n); 553f1ae32a1SGerd Hoffmann } else { 5549a77a0f5SHans de Goede p->status = USB_RET_NAK; /* usb11 11.13.1 */ 555f1ae32a1SGerd Hoffmann } 556f1ae32a1SGerd Hoffmann } else { 557f1ae32a1SGerd Hoffmann goto fail; 558f1ae32a1SGerd Hoffmann } 559f1ae32a1SGerd Hoffmann break; 560f1ae32a1SGerd Hoffmann case USB_TOKEN_OUT: 561f1ae32a1SGerd Hoffmann default: 562f1ae32a1SGerd Hoffmann fail: 5639a77a0f5SHans de Goede p->status = USB_RET_STALL; 564f1ae32a1SGerd Hoffmann break; 565f1ae32a1SGerd Hoffmann } 566f1ae32a1SGerd Hoffmann } 567f1ae32a1SGerd Hoffmann 568c4fe9700SMarc-André Lureau static void usb_hub_unrealize(USBDevice *dev, Error **errp) 569f1ae32a1SGerd Hoffmann { 570f1ae32a1SGerd Hoffmann USBHubState *s = (USBHubState *)dev; 571f1ae32a1SGerd Hoffmann int i; 572f1ae32a1SGerd Hoffmann 5739d84bb00SGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 574f1ae32a1SGerd Hoffmann usb_unregister_port(usb_bus_from_device(dev), 575f1ae32a1SGerd Hoffmann &s->ports[i].port); 576f1ae32a1SGerd Hoffmann } 5771cc403ebSGerd Hoffmann 5781cc403ebSGerd Hoffmann timer_del(s->port_timer); 5791cc403ebSGerd Hoffmann timer_free(s->port_timer); 580f1ae32a1SGerd Hoffmann } 581f1ae32a1SGerd Hoffmann 582f1ae32a1SGerd Hoffmann static USBPortOps usb_hub_port_ops = { 583f1ae32a1SGerd Hoffmann .attach = usb_hub_attach, 584f1ae32a1SGerd Hoffmann .detach = usb_hub_detach, 585f1ae32a1SGerd Hoffmann .child_detach = usb_hub_child_detach, 586f1ae32a1SGerd Hoffmann .wakeup = usb_hub_wakeup, 587f1ae32a1SGerd Hoffmann .complete = usb_hub_complete, 588f1ae32a1SGerd Hoffmann }; 589f1ae32a1SGerd Hoffmann 590f3f8c459SGonglei static void usb_hub_realize(USBDevice *dev, Error **errp) 591f1ae32a1SGerd Hoffmann { 592e81b13adSGonglei USBHubState *s = USB_HUB(dev); 593f1ae32a1SGerd Hoffmann USBHubPort *port; 594f1ae32a1SGerd Hoffmann int i; 595f1ae32a1SGerd Hoffmann 5969d84bb00SGerd Hoffmann if (s->num_ports < 1 || s->num_ports > MAX_PORTS) { 5979d84bb00SGerd Hoffmann error_setg(errp, "num_ports (%d) out of range (1..%d)", 5989d84bb00SGerd Hoffmann s->num_ports, MAX_PORTS); 5999d84bb00SGerd Hoffmann return; 6009d84bb00SGerd Hoffmann } 6019d84bb00SGerd Hoffmann 602c24e4aacSGerd Hoffmann if (dev->port->hubcount == 5) { 603f3f8c459SGonglei error_setg(errp, "usb hub chain too deep"); 604f3f8c459SGonglei return; 605c24e4aacSGerd Hoffmann } 606c24e4aacSGerd Hoffmann 6079d55d1adSGerd Hoffmann usb_desc_create_serial(dev); 608f1ae32a1SGerd Hoffmann usb_desc_init(dev); 6091cc403ebSGerd Hoffmann s->port_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, 6101cc403ebSGerd Hoffmann usb_hub_port_update_timer, s); 611f1ae32a1SGerd Hoffmann s->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); 6129d84bb00SGerd Hoffmann for (i = 0; i < s->num_ports; i++) { 613f1ae32a1SGerd Hoffmann port = &s->ports[i]; 614f1ae32a1SGerd Hoffmann usb_register_port(usb_bus_from_device(dev), 615f1ae32a1SGerd Hoffmann &port->port, s, i, &usb_hub_port_ops, 616f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); 617f1ae32a1SGerd Hoffmann usb_port_location(&port->port, dev->port, i+1); 618f1ae32a1SGerd Hoffmann } 619f1ae32a1SGerd Hoffmann usb_hub_handle_reset(dev); 620f1ae32a1SGerd Hoffmann } 621f1ae32a1SGerd Hoffmann 622f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_usb_hub_port = { 623f1ae32a1SGerd Hoffmann .name = "usb-hub-port", 624f1ae32a1SGerd Hoffmann .version_id = 1, 625f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 626f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 627f1ae32a1SGerd Hoffmann VMSTATE_UINT16(wPortStatus, USBHubPort), 628f1ae32a1SGerd Hoffmann VMSTATE_UINT16(wPortChange, USBHubPort), 629f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 630f1ae32a1SGerd Hoffmann } 631f1ae32a1SGerd Hoffmann }; 632f1ae32a1SGerd Hoffmann 6331cc403ebSGerd Hoffmann static bool usb_hub_port_timer_needed(void *opaque) 6341cc403ebSGerd Hoffmann { 6351cc403ebSGerd Hoffmann USBHubState *s = opaque; 6361cc403ebSGerd Hoffmann 6371cc403ebSGerd Hoffmann return s->port_power; 6381cc403ebSGerd Hoffmann } 6391cc403ebSGerd Hoffmann 6401cc403ebSGerd Hoffmann static const VMStateDescription vmstate_usb_hub_port_timer = { 6411cc403ebSGerd Hoffmann .name = "usb-hub/port-timer", 6421cc403ebSGerd Hoffmann .version_id = 1, 6431cc403ebSGerd Hoffmann .minimum_version_id = 1, 6441cc403ebSGerd Hoffmann .needed = usb_hub_port_timer_needed, 6451cc403ebSGerd Hoffmann .fields = (VMStateField[]) { 6461cc403ebSGerd Hoffmann VMSTATE_TIMER_PTR(port_timer, USBHubState), 6471cc403ebSGerd Hoffmann VMSTATE_END_OF_LIST() 6481cc403ebSGerd Hoffmann }, 6491cc403ebSGerd Hoffmann }; 6501cc403ebSGerd Hoffmann 651f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_usb_hub = { 652f1ae32a1SGerd Hoffmann .name = "usb-hub", 653f1ae32a1SGerd Hoffmann .version_id = 1, 654f1ae32a1SGerd Hoffmann .minimum_version_id = 1, 655f1ae32a1SGerd Hoffmann .fields = (VMStateField[]) { 656f1ae32a1SGerd Hoffmann VMSTATE_USB_DEVICE(dev, USBHubState), 6579d84bb00SGerd Hoffmann VMSTATE_STRUCT_ARRAY(ports, USBHubState, MAX_PORTS, 0, 658f1ae32a1SGerd Hoffmann vmstate_usb_hub_port, USBHubPort), 659f1ae32a1SGerd Hoffmann VMSTATE_END_OF_LIST() 6601cc403ebSGerd Hoffmann }, 6611cc403ebSGerd Hoffmann .subsections = (const VMStateDescription * []) { 6621cc403ebSGerd Hoffmann &vmstate_usb_hub_port_timer, 6631cc403ebSGerd Hoffmann NULL 664f1ae32a1SGerd Hoffmann } 665f1ae32a1SGerd Hoffmann }; 666f1ae32a1SGerd Hoffmann 6679d84bb00SGerd Hoffmann static Property usb_hub_properties[] = { 6689d84bb00SGerd Hoffmann DEFINE_PROP_UINT32("ports", USBHubState, num_ports, 8), 6691cc403ebSGerd Hoffmann DEFINE_PROP_BOOL("port-power", USBHubState, port_power, false), 6709d84bb00SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 6719d84bb00SGerd Hoffmann }; 6729d84bb00SGerd Hoffmann 673f1ae32a1SGerd Hoffmann static void usb_hub_class_initfn(ObjectClass *klass, void *data) 674f1ae32a1SGerd Hoffmann { 675f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 676f1ae32a1SGerd Hoffmann USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 677f1ae32a1SGerd Hoffmann 678f3f8c459SGonglei uc->realize = usb_hub_realize; 679f1ae32a1SGerd Hoffmann uc->product_desc = "QEMU USB Hub"; 680f1ae32a1SGerd Hoffmann uc->usb_desc = &desc_hub; 681f1ae32a1SGerd Hoffmann uc->find_device = usb_hub_find_device; 682f1ae32a1SGerd Hoffmann uc->handle_reset = usb_hub_handle_reset; 683f1ae32a1SGerd Hoffmann uc->handle_control = usb_hub_handle_control; 684f1ae32a1SGerd Hoffmann uc->handle_data = usb_hub_handle_data; 685c4fe9700SMarc-André Lureau uc->unrealize = usb_hub_unrealize; 686125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); 687f1ae32a1SGerd Hoffmann dc->fw_name = "hub"; 688f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_usb_hub; 6899d84bb00SGerd Hoffmann dc->props = usb_hub_properties; 690f1ae32a1SGerd Hoffmann } 691f1ae32a1SGerd Hoffmann 6928c43a6f0SAndreas Färber static const TypeInfo hub_info = { 693e81b13adSGonglei .name = TYPE_USB_HUB, 694f1ae32a1SGerd Hoffmann .parent = TYPE_USB_DEVICE, 695f1ae32a1SGerd Hoffmann .instance_size = sizeof(USBHubState), 696f1ae32a1SGerd Hoffmann .class_init = usb_hub_class_initfn, 697f1ae32a1SGerd Hoffmann }; 698f1ae32a1SGerd Hoffmann 699f1ae32a1SGerd Hoffmann static void usb_hub_register_types(void) 700f1ae32a1SGerd Hoffmann { 701f1ae32a1SGerd Hoffmann type_register_static(&hub_info); 702f1ae32a1SGerd Hoffmann } 703f1ae32a1SGerd Hoffmann 704f1ae32a1SGerd Hoffmann type_init(usb_hub_register_types) 705