#include "qdev.h"
#include "sysemu.h"
#include "monitor.h"
+#include "trace.h"
static void usb_bus_dev_print(Monitor *mon, DeviceState *qdev, int indent);
-static char *usbbus_get_fw_dev_path(DeviceState *dev);
+
+static char *usb_get_dev_path(DeviceState *dev);
+static char *usb_get_fw_dev_path(DeviceState *qdev);
+static int usb_qdev_exit(DeviceState *qdev);
static struct BusInfo usb_bus_info = {
.name = "USB",
.size = sizeof(USBBus),
.print_dev = usb_bus_dev_print,
- .get_fw_dev_path = usbbus_get_fw_dev_path,
+ .get_dev_path = usb_get_dev_path,
+ .get_fw_dev_path = usb_get_fw_dev_path,
+ .props = (Property[]) {
+ DEFINE_PROP_STRING("port", USBDevice, port_path),
+ DEFINE_PROP_END_OF_LIST()
+ },
};
static int next_usb_bus = 0;
static QTAILQ_HEAD(, USBBus) busses = QTAILQ_HEAD_INITIALIZER(busses);
-void usb_bus_new(USBBus *bus, DeviceState *host)
+const VMStateDescription vmstate_usb_device = {
+ .name = "USBDevice",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT8(addr, USBDevice),
+ VMSTATE_INT32(state, USBDevice),
+ VMSTATE_INT32(remote_wakeup, USBDevice),
+ VMSTATE_INT32(setup_state, USBDevice),
+ VMSTATE_INT32(setup_len, USBDevice),
+ VMSTATE_INT32(setup_index, USBDevice),
+ VMSTATE_UINT8_ARRAY(setup_buf, USBDevice, 8),
+ VMSTATE_END_OF_LIST(),
+ }
+};
+
+void usb_bus_new(USBBus *bus, USBBusOps *ops, DeviceState *host)
{
qbus_create_inplace(&bus->qbus, &usb_bus_info, host, NULL);
+ bus->ops = ops;
bus->busnr = next_usb_bus++;
bus->qbus.allow_hotplug = 1; /* Yes, we can */
QTAILQ_INIT(&bus->free);
return NULL;
}
-static int usb_qdev_init(DeviceState *qdev, DeviceInfo *base)
+static int usb_device_init(USBDevice *dev)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->init) {
+ return klass->init(dev);
+ }
+ return 0;
+}
+
+static void usb_device_handle_destroy(USBDevice *dev)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_destroy) {
+ klass->handle_destroy(dev);
+ }
+}
+
+int usb_device_handle_packet(USBDevice *dev, USBPacket *p)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_packet) {
+ return klass->handle_packet(dev, p);
+ }
+ return -ENOSYS;
+}
+
+void usb_device_cancel_packet(USBDevice *dev, USBPacket *p)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->cancel_packet) {
+ klass->cancel_packet(dev, p);
+ }
+}
+
+void usb_device_handle_attach(USBDevice *dev)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_attach) {
+ klass->handle_attach(dev);
+ }
+}
+
+void usb_device_handle_reset(USBDevice *dev)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_reset) {
+ klass->handle_reset(dev);
+ }
+}
+
+int usb_device_handle_control(USBDevice *dev, USBPacket *p, int request,
+ int value, int index, int length, uint8_t *data)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_control) {
+ return klass->handle_control(dev, p, request, value, index, length,
+ data);
+ }
+ return -ENOSYS;
+}
+
+int usb_device_handle_data(USBDevice *dev, USBPacket *p)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->handle_data) {
+ return klass->handle_data(dev, p);
+ }
+ return -ENOSYS;
+}
+
+const char *usb_device_get_product_desc(USBDevice *dev)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ return klass->product_desc;
+}
+
+const USBDesc *usb_device_get_usb_desc(USBDevice *dev)
{
- USBDevice *dev = DO_UPCAST(USBDevice, qdev, qdev);
- USBDeviceInfo *info = DO_UPCAST(USBDeviceInfo, qdev, base);
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ return klass->usb_desc;
+}
+
+void usb_device_set_interface(USBDevice *dev, int interface,
+ int alt_old, int alt_new)
+{
+ USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
+ if (klass->set_interface) {
+ klass->set_interface(dev, interface, alt_old, alt_new);
+ }
+}
+
+static int usb_qdev_init(DeviceState *qdev)
+{
+ USBDevice *dev = USB_DEVICE(qdev);
int rc;
- pstrcpy(dev->product_desc, sizeof(dev->product_desc), info->product_desc);
- dev->info = info;
+ pstrcpy(dev->product_desc, sizeof(dev->product_desc),
+ usb_device_get_product_desc(dev));
dev->auto_attach = 1;
- rc = dev->info->init(dev);
- if (rc == 0 && dev->auto_attach)
- usb_device_attach(dev);
- return rc;
+ QLIST_INIT(&dev->strings);
+ usb_ep_init(dev);
+ rc = usb_claim_port(dev);
+ if (rc != 0) {
+ return rc;
+ }
+ rc = usb_device_init(dev);
+ if (rc != 0) {
+ usb_release_port(dev);
+ return rc;
+ }
+ if (dev->auto_attach) {
+ rc = usb_device_attach(dev);
+ if (rc != 0) {
+ usb_qdev_exit(qdev);
+ return rc;
+ }
+ }
+ return 0;
}
static int usb_qdev_exit(DeviceState *qdev)
{
- USBDevice *dev = DO_UPCAST(USBDevice, qdev, qdev);
+ USBDevice *dev = USB_DEVICE(qdev);
- usb_device_detach(dev);
- if (dev->info->handle_destroy) {
- dev->info->handle_destroy(dev);
+ if (dev->attached) {
+ usb_device_detach(dev);
+ }
+ usb_device_handle_destroy(dev);
+ if (dev->port) {
+ usb_release_port(dev);
}
return 0;
}
-void usb_qdev_register(USBDeviceInfo *info)
+typedef struct LegacyUSBFactory
{
- info->qdev.bus_info = &usb_bus_info;
- info->qdev.init = usb_qdev_init;
- info->qdev.unplug = qdev_simple_unplug_cb;
- info->qdev.exit = usb_qdev_exit;
- qdev_register(&info->qdev);
-}
+ const char *name;
+ const char *usbdevice_name;
+ USBDevice *(*usbdevice_init)(const char *params);
+} LegacyUSBFactory;
-void usb_qdev_register_many(USBDeviceInfo *info)
+static GSList *legacy_usb_factory;
+
+void usb_legacy_register(const char *typename, const char *usbdevice_name,
+ USBDevice *(*usbdevice_init)(const char *params))
{
- while (info->qdev.name) {
- usb_qdev_register(info);
- info++;
+ if (usbdevice_name) {
+ LegacyUSBFactory *f = g_malloc0(sizeof(*f));
+ f->name = typename;
+ f->usbdevice_name = usbdevice_name;
+ f->usbdevice_init = usbdevice_init;
+ legacy_usb_factory = g_slist_append(legacy_usb_factory, f);
}
}
bus = usb_bus_find(-1);
if (!bus)
return NULL;
- fprintf(stderr, "%s: no bus specified, using \"%s\" for \"%s\"\n",
+ error_report("%s: no bus specified, using \"%s\" for \"%s\"",
__FUNCTION__, bus->qbus.name, name);
}
#endif
dev = qdev_create(&bus->qbus, name);
- return DO_UPCAST(USBDevice, qdev, dev);
+ return USB_DEVICE(dev);
}
USBDevice *usb_create_simple(USBBus *bus, const char *name)
{
USBDevice *dev = usb_create(bus, name);
+ int rc;
+
if (!dev) {
- hw_error("Failed to create USB device '%s'\n", name);
+ error_report("Failed to create USB device '%s'", name);
+ return NULL;
+ }
+ rc = qdev_init(&dev->qdev);
+ if (rc < 0) {
+ error_report("Failed to initialize USB device '%s'", name);
+ return NULL;
}
- qdev_init_nofail(&dev->qdev);
return dev;
}
-void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
- USBDevice *pdev, usb_attachfn attach)
+static void usb_fill_port(USBPort *port, void *opaque, int index,
+ USBPortOps *ops, int speedmask)
{
port->opaque = opaque;
port->index = index;
- port->attach = attach;
- port->pdev = pdev;
+ port->ops = ops;
+ port->speedmask = speedmask;
+ usb_port_location(port, NULL, index + 1);
+}
+
+void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
+ USBPortOps *ops, int speedmask)
+{
+ usb_fill_port(port, opaque, index, ops, speedmask);
QTAILQ_INSERT_TAIL(&bus->free, port, next);
bus->nfree++;
}
+int usb_register_companion(const char *masterbus, USBPort *ports[],
+ uint32_t portcount, uint32_t firstport,
+ void *opaque, USBPortOps *ops, int speedmask)
+{
+ USBBus *bus;
+ int i;
+
+ QTAILQ_FOREACH(bus, &busses, next) {
+ if (strcmp(bus->qbus.name, masterbus) == 0) {
+ break;
+ }
+ }
+
+ if (!bus || !bus->ops->register_companion) {
+ qerror_report(QERR_INVALID_PARAMETER_VALUE, "masterbus",
+ "an USB masterbus");
+ if (bus) {
+ error_printf_unless_qmp(
+ "USB bus '%s' does not allow companion controllers\n",
+ masterbus);
+ }
+ return -1;
+ }
+
+ for (i = 0; i < portcount; i++) {
+ usb_fill_port(ports[i], opaque, i, ops, speedmask);
+ }
+
+ return bus->ops->register_companion(bus, ports, portcount, firstport);
+}
+
+void usb_port_location(USBPort *downstream, USBPort *upstream, int portnr)
+{
+ if (upstream) {
+ snprintf(downstream->path, sizeof(downstream->path), "%s.%d",
+ upstream->path, portnr);
+ } else {
+ snprintf(downstream->path, sizeof(downstream->path), "%d", portnr);
+ }
+}
+
void usb_unregister_port(USBBus *bus, USBPort *port)
{
if (port->dev)
bus->nfree--;
}
-static void do_attach(USBDevice *dev)
+int usb_claim_port(USBDevice *dev)
{
USBBus *bus = usb_bus_from_device(dev);
USBPort *port;
- if (dev->attached) {
- fprintf(stderr, "Warning: tried to attach usb device %s twice\n",
- dev->product_desc);
- return;
+ assert(dev->port == NULL);
+
+ if (dev->port_path) {
+ QTAILQ_FOREACH(port, &bus->free, next) {
+ if (strcmp(port->path, dev->port_path) == 0) {
+ break;
+ }
+ }
+ if (port == NULL) {
+ error_report("Error: usb port %s (bus %s) not found (in use?)",
+ dev->port_path, bus->qbus.name);
+ return -1;
+ }
+ } else {
+ if (bus->nfree == 1 && strcmp(object_get_typename(OBJECT(dev)), "usb-hub") != 0) {
+ /* Create a new hub and chain it on */
+ usb_create_simple(bus, "usb-hub");
+ }
+ if (bus->nfree == 0) {
+ error_report("Error: tried to attach usb device %s to a bus "
+ "with no free ports", dev->product_desc);
+ return -1;
+ }
+ port = QTAILQ_FIRST(&bus->free);
}
- dev->attached++;
+ trace_usb_port_claim(bus->busnr, port->path);
- port = QTAILQ_FIRST(&bus->free);
QTAILQ_REMOVE(&bus->free, port, next);
bus->nfree--;
- usb_attach(port, dev);
+ dev->port = port;
+ port->dev = dev;
QTAILQ_INSERT_TAIL(&bus->used, port, next);
bus->nused++;
+ return 0;
}
-int usb_device_attach(USBDevice *dev)
+void usb_release_port(USBDevice *dev)
{
USBBus *bus = usb_bus_from_device(dev);
+ USBPort *port = dev->port;
- if (bus->nfree == 1) {
- /* Create a new hub and chain it on. */
- usb_create_simple(bus, "usb-hub");
- }
- do_attach(dev);
- return 0;
+ assert(port != NULL);
+ trace_usb_port_release(bus->busnr, port->path);
+
+ QTAILQ_REMOVE(&bus->used, port, next);
+ bus->nused--;
+
+ dev->port = NULL;
+ port->dev = NULL;
+
+ QTAILQ_INSERT_TAIL(&bus->free, port, next);
+ bus->nfree++;
}
-int usb_device_detach(USBDevice *dev)
+int usb_device_attach(USBDevice *dev)
{
USBBus *bus = usb_bus_from_device(dev);
- USBPort *port;
+ USBPort *port = dev->port;
- if (!dev->attached) {
- fprintf(stderr, "Warning: tried to detach unattached usb device %s\n",
- dev->product_desc);
+ assert(port != NULL);
+ assert(!dev->attached);
+ trace_usb_port_attach(bus->busnr, port->path);
+
+ if (!(port->speedmask & dev->speedmask)) {
+ error_report("Warning: speed mismatch trying to attach "
+ "usb device %s to bus %s",
+ dev->product_desc, bus->qbus.name);
return -1;
}
- dev->attached--;
- QTAILQ_FOREACH(port, &bus->used, next) {
- if (port->dev == dev)
- break;
- }
- assert(port != NULL);
+ dev->attached++;
+ usb_attach(port);
- QTAILQ_REMOVE(&bus->used, port, next);
- bus->nused--;
+ return 0;
+}
- usb_attach(port, NULL);
+int usb_device_detach(USBDevice *dev)
+{
+ USBBus *bus = usb_bus_from_device(dev);
+ USBPort *port = dev->port;
- QTAILQ_INSERT_TAIL(&bus->free, port, next);
- bus->nfree++;
+ assert(port != NULL);
+ assert(dev->attached);
+ trace_usb_port_detach(bus->busnr, port->path);
+
+ usb_detach(port);
+ dev->attached--;
return 0;
}
[ USB_SPEED_LOW ] = "1.5",
[ USB_SPEED_FULL ] = "12",
[ USB_SPEED_HIGH ] = "480",
+ [ USB_SPEED_SUPER ] = "5000",
};
if (speed >= ARRAY_SIZE(txt))
return "?";
static void usb_bus_dev_print(Monitor *mon, DeviceState *qdev, int indent)
{
- USBDevice *dev = DO_UPCAST(USBDevice, qdev, qdev);
+ USBDevice *dev = USB_DEVICE(qdev);
USBBus *bus = usb_bus_from_device(dev);
- monitor_printf(mon, "%*saddr %d.%d, speed %s, name %s%s\n",
+ monitor_printf(mon, "%*saddr %d.%d, port %s, speed %s, name %s%s\n",
indent, "", bus->busnr, dev->addr,
+ dev->port ? dev->port->path : "-",
usb_speed(dev->speed), dev->product_desc,
dev->attached ? ", attached" : "");
}
+static char *usb_get_dev_path(DeviceState *qdev)
+{
+ USBDevice *dev = USB_DEVICE(qdev);
+ return g_strdup(dev->port->path);
+}
+
+static char *usb_get_fw_dev_path(DeviceState *qdev)
+{
+ USBDevice *dev = USB_DEVICE(qdev);
+ char *fw_path, *in;
+ ssize_t pos = 0, fw_len;
+ long nr;
+
+ fw_len = 32 + strlen(dev->port->path) * 6;
+ fw_path = g_malloc(fw_len);
+ in = dev->port->path;
+ while (fw_len - pos > 0) {
+ nr = strtol(in, &in, 10);
+ if (in[0] == '.') {
+ /* some hub between root port and device */
+ pos += snprintf(fw_path + pos, fw_len - pos, "hub@%ld/", nr);
+ in++;
+ } else {
+ /* the device itself */
+ pos += snprintf(fw_path + pos, fw_len - pos, "%s@%ld",
+ qdev_fw_name(qdev), nr);
+ break;
+ }
+ }
+ return fw_path;
+}
+
void usb_info(Monitor *mon)
{
USBBus *bus;
dev = port->dev;
if (!dev)
continue;
- monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n",
- bus->busnr, dev->addr, usb_speed(dev->speed),
+ monitor_printf(mon, " Device %d.%d, Port %s, Speed %s Mb/s, Product %s\n",
+ bus->busnr, dev->addr, port->path, usb_speed(dev->speed),
dev->product_desc);
}
}
USBDevice *usbdevice_create(const char *cmdline)
{
USBBus *bus = usb_bus_find(-1 /* any */);
- DeviceInfo *info;
- USBDeviceInfo *usb;
+ LegacyUSBFactory *f = NULL;
+ GSList *i;
char driver[32];
const char *params;
int len;
pstrcpy(driver, sizeof(driver), cmdline);
}
- for (info = device_info_list; info != NULL; info = info->next) {
- if (info->bus_info != &usb_bus_info)
- continue;
- usb = DO_UPCAST(USBDeviceInfo, qdev, info);
- if (usb->usbdevice_name == NULL)
- continue;
- if (strcmp(usb->usbdevice_name, driver) != 0)
- continue;
- break;
+ for (i = legacy_usb_factory; i; i = i->next) {
+ f = i->data;
+ if (strcmp(f->usbdevice_name, driver) == 0) {
+ break;
+ }
}
- if (info == NULL) {
+ if (i == NULL) {
#if 0
/* no error because some drivers are not converted (yet) */
error_report("usbdevice %s not found", driver);
return NULL;
}
- if (!usb->usbdevice_init) {
+ if (!f->usbdevice_init) {
if (*params) {
error_report("usbdevice %s accepts no params", driver);
return NULL;
}
- return usb_create_simple(bus, usb->qdev.name);
+ return usb_create_simple(bus, f->name);
}
- return usb->usbdevice_init(params);
+ return f->usbdevice_init(params);
}
-static int usbbus_get_fw_dev_path_helper(USBDevice *d, USBBus *bus, char *p,
- int len)
+static void usb_device_class_init(ObjectClass *klass, void *data)
{
- int l = 0;
- USBPort *port;
-
- QTAILQ_FOREACH(port, &bus->used, next) {
- if (port->dev == d) {
- if (port->pdev) {
- l = usbbus_get_fw_dev_path_helper(port->pdev, bus, p, len);
- }
- l += snprintf(p + l, len - l, "%s@%x/", qdev_fw_name(&d->qdev),
- port->index);
- break;
- }
- }
-
- return l;
+ DeviceClass *k = DEVICE_CLASS(klass);
+ k->bus_info = &usb_bus_info;
+ k->init = usb_qdev_init;
+ k->unplug = qdev_simple_unplug_cb;
+ k->exit = usb_qdev_exit;
}
-static char *usbbus_get_fw_dev_path(DeviceState *dev)
-{
- USBDevice *d = (USBDevice*)dev;
- USBBus *bus = usb_bus_from_device(d);
- char path[100];
- int l;
-
- assert(d->attached != 0);
-
- l = usbbus_get_fw_dev_path_helper(d, bus, path, sizeof(path));
-
- if (l == 0) {
- abort();
- }
-
- path[l-1] = '\0';
+static TypeInfo usb_device_type_info = {
+ .name = TYPE_USB_DEVICE,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(USBDevice),
+ .abstract = true,
+ .class_size = sizeof(USBDeviceClass),
+ .class_init = usb_device_class_init,
+};
- return strdup(path);
+static void usb_register_devices(void)
+{
+ type_register_static(&usb_device_type_info);
}
+
+device_init(usb_register_devices);
projects / qemu.git / blobdiff