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usb3: superspeed endpoint companion

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Add support for building superspeed endpoint companion descriptors,
create them for superspeed usb devices.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-08-28 17:28:03 +02:00
parent 6d51b2bb07
commit b43a285176
3 changed files with 62 additions and 20 deletions
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26
hw/usb/desc.h
View file

@ -63,6 +63,12 @@ typedef struct USBDescriptor {
uint8_t bRefresh; /* only audio ep */
uint8_t bSynchAddress; /* only audio ep */
} endpoint;
struct {
uint8_t bMaxBurst;
uint8_t bmAttributes;
uint8_t wBytesPerInterval_lo;
uint8_t wBytesPerInterval_hi;
} super_endpoint;
} u;
} QEMU_PACKED USBDescriptor;
@ -139,6 +145,11 @@ struct USBDescEndpoint {
uint8_t is_audio; /* has bRefresh + bSynchAddress */
uint8_t *extra;
/* superspeed endpoint companion */
uint8_t bMaxBurst;
uint8_t bmAttributes_super;
uint16_t wBytesPerInterval;
};
struct USBDescOther {
@ -156,16 +167,21 @@ struct USBDesc {
const char* const *str;
};
#define USB_DESC_FLAG_SUPER (1 << 1)
/* generate usb packages from structs */
int usb_desc_device(const USBDescID *id, const USBDescDevice *dev,
uint8_t *dest, size_t len);
int usb_desc_device_qualifier(const USBDescDevice *dev,
uint8_t *dest, size_t len);
int usb_desc_config(const USBDescConfig *conf, uint8_t *dest, size_t len);
int usb_desc_iface_group(const USBDescIfaceAssoc *iad, uint8_t *dest,
size_t len);
int usb_desc_iface(const USBDescIface *iface, uint8_t *dest, size_t len);
int usb_desc_endpoint(const USBDescEndpoint *ep, uint8_t *dest, size_t len);
int usb_desc_config(const USBDescConfig *conf, int flags,
uint8_t *dest, size_t len);
int usb_desc_iface_group(const USBDescIfaceAssoc *iad, int flags,
uint8_t *dest, size_t len);
int usb_desc_iface(const USBDescIface *iface, int flags,
uint8_t *dest, size_t len);
int usb_desc_endpoint(const USBDescEndpoint *ep, int flags,
uint8_t *dest, size_t len);
int usb_desc_other(const USBDescOther *desc, uint8_t *dest, size_t len);
/* control message emulation helpers */