+#include <ctype.h>
+
#include "hw/usb.h"
#include "hw/usb/desc.h"
#include "trace.h"
return bLength;
}
-int usb_desc_config(const USBDescConfig *conf, uint8_t *dest, size_t len)
+int usb_desc_config(const USBDescConfig *conf, int flags,
+ uint8_t *dest, size_t len)
{
uint8_t bLength = 0x09;
uint16_t wTotalLength = 0;
+ USBDescriptor *d = (void *)dest;
int i, rc;
if (len < bLength) {
return -1;
}
- dest[0x00] = bLength;
- dest[0x01] = USB_DT_CONFIG;
- dest[0x04] = conf->bNumInterfaces;
- dest[0x05] = conf->bConfigurationValue;
- dest[0x06] = conf->iConfiguration;
- dest[0x07] = conf->bmAttributes;
- dest[0x08] = conf->bMaxPower;
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_CONFIG;
+
+ d->u.config.bNumInterfaces = conf->bNumInterfaces;
+ d->u.config.bConfigurationValue = conf->bConfigurationValue;
+ d->u.config.iConfiguration = conf->iConfiguration;
+ d->u.config.bmAttributes = conf->bmAttributes;
+ d->u.config.bMaxPower = conf->bMaxPower;
wTotalLength += bLength;
- /* handle grouped interfaces if any*/
+ /* handle grouped interfaces if any */
for (i = 0; i < conf->nif_groups; i++) {
- rc = usb_desc_iface_group(&(conf->if_groups[i]),
+ rc = usb_desc_iface_group(&(conf->if_groups[i]), flags,
dest + wTotalLength,
len - wTotalLength);
if (rc < 0) {
/* handle normal (ungrouped / no IAD) interfaces if any */
for (i = 0; i < conf->nif; i++) {
- rc = usb_desc_iface(conf->ifs + i, dest + wTotalLength, len - wTotalLength);
+ rc = usb_desc_iface(conf->ifs + i, flags,
+ dest + wTotalLength, len - wTotalLength);
if (rc < 0) {
return rc;
}
wTotalLength += rc;
}
- dest[0x02] = usb_lo(wTotalLength);
- dest[0x03] = usb_hi(wTotalLength);
+ d->u.config.wTotalLength_lo = usb_lo(wTotalLength);
+ d->u.config.wTotalLength_hi = usb_hi(wTotalLength);
return wTotalLength;
}
-int usb_desc_iface_group(const USBDescIfaceAssoc *iad, uint8_t *dest,
- size_t len)
+int usb_desc_iface_group(const USBDescIfaceAssoc *iad, int flags,
+ uint8_t *dest, size_t len)
{
int pos = 0;
int i = 0;
/* handle associated interfaces in this group */
for (i = 0; i < iad->nif; i++) {
- int rc = usb_desc_iface(&(iad->ifs[i]), dest + pos, len - pos);
+ int rc = usb_desc_iface(&(iad->ifs[i]), flags, dest + pos, len - pos);
if (rc < 0) {
return rc;
}
return pos;
}
-int usb_desc_iface(const USBDescIface *iface, uint8_t *dest, size_t len)
+int usb_desc_iface(const USBDescIface *iface, int flags,
+ uint8_t *dest, size_t len)
{
uint8_t bLength = 0x09;
int i, rc, pos = 0;
+ USBDescriptor *d = (void *)dest;
if (len < bLength) {
return -1;
}
- dest[0x00] = bLength;
- dest[0x01] = USB_DT_INTERFACE;
- dest[0x02] = iface->bInterfaceNumber;
- dest[0x03] = iface->bAlternateSetting;
- dest[0x04] = iface->bNumEndpoints;
- dest[0x05] = iface->bInterfaceClass;
- dest[0x06] = iface->bInterfaceSubClass;
- dest[0x07] = iface->bInterfaceProtocol;
- dest[0x08] = iface->iInterface;
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_INTERFACE;
+
+ d->u.interface.bInterfaceNumber = iface->bInterfaceNumber;
+ d->u.interface.bAlternateSetting = iface->bAlternateSetting;
+ d->u.interface.bNumEndpoints = iface->bNumEndpoints;
+ d->u.interface.bInterfaceClass = iface->bInterfaceClass;
+ d->u.interface.bInterfaceSubClass = iface->bInterfaceSubClass;
+ d->u.interface.bInterfaceProtocol = iface->bInterfaceProtocol;
+ d->u.interface.iInterface = iface->iInterface;
pos += bLength;
for (i = 0; i < iface->ndesc; i++) {
}
for (i = 0; i < iface->bNumEndpoints; i++) {
- rc = usb_desc_endpoint(iface->eps + i, dest + pos, len - pos);
+ rc = usb_desc_endpoint(iface->eps + i, flags, dest + pos, len - pos);
if (rc < 0) {
return rc;
}
return pos;
}
-int usb_desc_endpoint(const USBDescEndpoint *ep, uint8_t *dest, size_t len)
+int usb_desc_endpoint(const USBDescEndpoint *ep, int flags,
+ uint8_t *dest, size_t len)
{
uint8_t bLength = ep->is_audio ? 0x09 : 0x07;
uint8_t extralen = ep->extra ? ep->extra[0] : 0;
+ uint8_t superlen = (flags & USB_DESC_FLAG_SUPER) ? 0x06 : 0;
+ USBDescriptor *d = (void *)dest;
- if (len < bLength + extralen) {
+ if (len < bLength + extralen + superlen) {
return -1;
}
- dest[0x00] = bLength;
- dest[0x01] = USB_DT_ENDPOINT;
- dest[0x02] = ep->bEndpointAddress;
- dest[0x03] = ep->bmAttributes;
- dest[0x04] = usb_lo(ep->wMaxPacketSize);
- dest[0x05] = usb_hi(ep->wMaxPacketSize);
- dest[0x06] = ep->bInterval;
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_ENDPOINT;
+
+ d->u.endpoint.bEndpointAddress = ep->bEndpointAddress;
+ d->u.endpoint.bmAttributes = ep->bmAttributes;
+ d->u.endpoint.wMaxPacketSize_lo = usb_lo(ep->wMaxPacketSize);
+ d->u.endpoint.wMaxPacketSize_hi = usb_hi(ep->wMaxPacketSize);
+ d->u.endpoint.bInterval = ep->bInterval;
if (ep->is_audio) {
- dest[0x07] = ep->bRefresh;
- dest[0x08] = ep->bSynchAddress;
+ d->u.endpoint.bRefresh = ep->bRefresh;
+ d->u.endpoint.bSynchAddress = ep->bSynchAddress;
}
if (ep->extra) {
memcpy(dest + bLength, ep->extra, extralen);
}
- return bLength + extralen;
+ if (superlen) {
+ USBDescriptor *d = (void *)(dest + bLength + extralen);
+
+ d->bLength = 0x06;
+ d->bDescriptorType = USB_DT_ENDPOINT_COMPANION;
+
+ d->u.super_endpoint.bMaxBurst = ep->bMaxBurst;
+ d->u.super_endpoint.bmAttributes = ep->bmAttributes_super;
+ d->u.super_endpoint.wBytesPerInterval_lo =
+ usb_lo(ep->wBytesPerInterval);
+ d->u.super_endpoint.wBytesPerInterval_hi =
+ usb_hi(ep->wBytesPerInterval);
+ }
+
+ return bLength + extralen + superlen;
}
int usb_desc_other(const USBDescOther *desc, uint8_t *dest, size_t len)
return bLength;
}
+static int usb_desc_cap_usb2_ext(const USBDesc *desc, uint8_t *dest, size_t len)
+{
+ uint8_t bLength = 0x07;
+ USBDescriptor *d = (void *)dest;
+
+ if (len < bLength) {
+ return -1;
+ }
+
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_DEVICE_CAPABILITY;
+ d->u.cap.bDevCapabilityType = USB_DEV_CAP_USB2_EXT;
+
+ d->u.cap.u.usb2_ext.bmAttributes_1 = (1 << 1); /* LPM */
+ d->u.cap.u.usb2_ext.bmAttributes_2 = 0;
+ d->u.cap.u.usb2_ext.bmAttributes_3 = 0;
+ d->u.cap.u.usb2_ext.bmAttributes_4 = 0;
+
+ return bLength;
+}
+
+static int usb_desc_cap_super(const USBDesc *desc, uint8_t *dest, size_t len)
+{
+ uint8_t bLength = 0x0a;
+ USBDescriptor *d = (void *)dest;
+
+ if (len < bLength) {
+ return -1;
+ }
+
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_DEVICE_CAPABILITY;
+ d->u.cap.bDevCapabilityType = USB_DEV_CAP_SUPERSPEED;
+
+ d->u.cap.u.super.bmAttributes = 0;
+ d->u.cap.u.super.wSpeedsSupported_lo = 0;
+ d->u.cap.u.super.wSpeedsSupported_hi = 0;
+ d->u.cap.u.super.bFunctionalitySupport = 0;
+ d->u.cap.u.super.bU1DevExitLat = 0x0a;
+ d->u.cap.u.super.wU2DevExitLat_lo = 0x20;
+ d->u.cap.u.super.wU2DevExitLat_hi = 0;
+
+ if (desc->full) {
+ d->u.cap.u.super.wSpeedsSupported_lo |= (1 << 1);
+ d->u.cap.u.super.bFunctionalitySupport = 1;
+ }
+ if (desc->high) {
+ d->u.cap.u.super.wSpeedsSupported_lo |= (1 << 2);
+ if (!d->u.cap.u.super.bFunctionalitySupport) {
+ d->u.cap.u.super.bFunctionalitySupport = 2;
+ }
+ }
+ if (desc->super) {
+ d->u.cap.u.super.wSpeedsSupported_lo |= (1 << 3);
+ if (!d->u.cap.u.super.bFunctionalitySupport) {
+ d->u.cap.u.super.bFunctionalitySupport = 3;
+ }
+ }
+
+ return bLength;
+}
+
+static int usb_desc_bos(const USBDesc *desc, uint8_t *dest, size_t len)
+{
+ uint8_t bLength = 0x05;
+ uint16_t wTotalLength = 0;
+ uint8_t bNumDeviceCaps = 0;
+ USBDescriptor *d = (void *)dest;
+ int rc;
+
+ if (len < bLength) {
+ return -1;
+ }
+
+ d->bLength = bLength;
+ d->bDescriptorType = USB_DT_BOS;
+
+ wTotalLength += bLength;
+
+ if (desc->high != NULL) {
+ rc = usb_desc_cap_usb2_ext(desc, dest + wTotalLength,
+ len - wTotalLength);
+ if (rc < 0) {
+ return rc;
+ }
+ wTotalLength += rc;
+ bNumDeviceCaps++;
+ }
+
+ if (desc->super != NULL) {
+ rc = usb_desc_cap_super(desc, dest + wTotalLength,
+ len - wTotalLength);
+ if (rc < 0) {
+ return rc;
+ }
+ wTotalLength += rc;
+ bNumDeviceCaps++;
+ }
+
+ d->u.bos.wTotalLength_lo = usb_lo(wTotalLength);
+ d->u.bos.wTotalLength_hi = usb_hi(wTotalLength);
+ d->u.bos.bNumDeviceCaps = bNumDeviceCaps;
+ return wTotalLength;
+}
+
/* ------------------------------------------------------------------ */
static void usb_desc_ep_init(USBDevice *dev)
case USB_SPEED_HIGH:
dev->device = desc->high;
break;
+ case USB_SPEED_SUPER:
+ dev->device = desc->super;
+ break;
}
usb_desc_set_config(dev, 0);
}
if (desc->high) {
dev->speedmask |= USB_SPEED_MASK_HIGH;
}
+ if (desc->super) {
+ dev->speedmask |= USB_SPEED_MASK_SUPER;
+ }
usb_desc_setdefaults(dev);
}
const USBDesc *desc = usb_device_get_usb_desc(dev);
assert(desc != NULL);
- if (desc->high && (dev->port->speedmask & USB_SPEED_MASK_HIGH)) {
+ if (desc->super && (dev->port->speedmask & USB_SPEED_MASK_SUPER)) {
+ dev->speed = USB_SPEED_SUPER;
+ } else if (desc->high && (dev->port->speedmask & USB_SPEED_MASK_HIGH)) {
dev->speed = USB_SPEED_HIGH;
} else if (desc->full && (dev->port->speedmask & USB_SPEED_MASK_FULL)) {
dev->speed = USB_SPEED_FULL;
s->str = g_strdup(str);
}
+/*
+ * This function creates a serial number for a usb device.
+ * The serial number should:
+ * (a) Be unique within the virtual machine.
+ * (b) Be constant, so you don't get a new one each
+ * time the guest is started.
+ * So we are using the physical location to generate a serial number
+ * from it. It has three pieces: First a fixed, device-specific
+ * prefix. Second the device path of the host controller (which is
+ * the pci address in most cases). Third the physical port path.
+ * Results in serial numbers like this: "314159-0000:00:1d.7-3".
+ */
+void usb_desc_create_serial(USBDevice *dev)
+{
+ DeviceState *hcd = dev->qdev.parent_bus->parent;
+ const USBDesc *desc = usb_device_get_usb_desc(dev);
+ int index = desc->id.iSerialNumber;
+ char serial[64];
+ char *path;
+ int dst;
+
+ assert(index != 0 && desc->str[index] != NULL);
+ dst = snprintf(serial, sizeof(serial), "%s", desc->str[index]);
+ path = qdev_get_dev_path(hcd);
+ if (path) {
+ dst += snprintf(serial+dst, sizeof(serial)-dst, "-%s", path);
+ }
+ dst += snprintf(serial+dst, sizeof(serial)-dst, "-%s", dev->port->path);
+ usb_desc_set_string(dev, index, serial);
+}
+
const char *usb_desc_get_string(USBDevice *dev, uint8_t index)
{
USBDescString *s;
return pos;
}
-int usb_desc_get_descriptor(USBDevice *dev, int value, uint8_t *dest, size_t len)
+int usb_desc_get_descriptor(USBDevice *dev, USBPacket *p,
+ int value, uint8_t *dest, size_t len)
{
const USBDesc *desc = usb_device_get_usb_desc(dev);
const USBDescDevice *other_dev;
uint8_t buf[256];
uint8_t type = value >> 8;
uint8_t index = value & 0xff;
- int ret = -1;
+ int flags, ret = -1;
if (dev->speed == USB_SPEED_HIGH) {
other_dev = usb_device_get_usb_desc(dev)->full;
other_dev = usb_device_get_usb_desc(dev)->high;
}
+ flags = 0;
+ if (dev->device->bcdUSB >= 0x0300) {
+ flags |= USB_DESC_FLAG_SUPER;
+ }
+
switch(type) {
case USB_DT_DEVICE:
ret = usb_desc_device(&desc->id, dev->device, buf, sizeof(buf));
break;
case USB_DT_CONFIG:
if (index < dev->device->bNumConfigurations) {
- ret = usb_desc_config(dev->device->confs + index, buf, sizeof(buf));
+ ret = usb_desc_config(dev->device->confs + index, flags,
+ buf, sizeof(buf));
}
trace_usb_desc_config(dev->addr, index, len, ret);
break;
ret = usb_desc_string(dev, index, buf, sizeof(buf));
trace_usb_desc_string(dev->addr, index, len, ret);
break;
-
case USB_DT_DEVICE_QUALIFIER:
if (other_dev != NULL) {
ret = usb_desc_device_qualifier(other_dev, buf, sizeof(buf));
break;
case USB_DT_OTHER_SPEED_CONFIG:
if (other_dev != NULL && index < other_dev->bNumConfigurations) {
- ret = usb_desc_config(other_dev->confs + index, buf, sizeof(buf));
+ ret = usb_desc_config(other_dev->confs + index, flags,
+ buf, sizeof(buf));
buf[0x01] = USB_DT_OTHER_SPEED_CONFIG;
}
trace_usb_desc_other_speed_config(dev->addr, index, len, ret);
break;
+ case USB_DT_BOS:
+ ret = usb_desc_bos(desc, buf, sizeof(buf));
+ trace_usb_desc_bos(dev->addr, len, ret);
+ break;
case USB_DT_DEBUG:
/* ignore silently */
ret = len;
}
memcpy(dest, buf, ret);
+ p->actual_length = ret;
+ ret = 0;
}
return ret;
}
break;
case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
- ret = usb_desc_get_descriptor(dev, value, data, length);
+ ret = usb_desc_get_descriptor(dev, p, value, data, length);
break;
case DeviceRequest | USB_REQ_GET_CONFIGURATION:
* the non zero value of bConfigurationValue.
*/
data[0] = dev->config ? dev->config->bConfigurationValue : 0;
- ret = 1;
+ p->actual_length = 1;
+ ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
ret = usb_desc_set_config(dev, value);
data[0] |= 1 << USB_DEVICE_REMOTE_WAKEUP;
}
data[1] = 0x00;
- ret = 2;
+ p->actual_length = 2;
+ ret = 0;
break;
}
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
break;
}
data[0] = dev->altsetting[index];
- ret = 1;
+ p->actual_length = 1;
+ ret = 0;
break;
case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
ret = usb_desc_set_interface(dev, index, value);
projects / qemu.git / blobdiff