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USB_DEVICE_CAPABILITY_FIRMWARE_STATUS_DESCRIPTOR struttura (usbspec.h)

  • Articolo

Per informazioni sulle descrizioni, vedere USB 3.2 ENGINEERING CHANGE NOTICE incluso nella specifica USB 3.2.

Sintassi

typedef struct _USB_DEVICE_CAPABILITY_FIRMWARE_STATUS_DESCRIPTOR {
  UCHAR bLength;
  UCHAR bDescriptorType;
  UCHAR bDevCapabilityType;
  UCHAR bcdDescriptorVersion;
  union {
    ULONG AsUlong;
    struct {
      ULONG GetFirmwareImageHashSupport : 1;
      ULONG DisallowFirmwareUpdateSupport : 1;
      ULONG Reserved : 30;
    };
  } bmAttributes;
} USB_DEVICE_CAPABILITY_FIRMWARE_STATUS_DESCRIPTOR, *PUSB_DEVICE_CAPABILITY_FIRMWARE_STATUS_DESCRIPTOR;

Members

bLength

bDescriptorType

bDevCapabilityType

bcdDescriptorVersion

bmAttributes

bmAttributes.AsUlong

bmAttributes.GetFirmwareImageHashSupport

bmAttributes.DisallowFirmwareUpdateSupport

bmAttributes.Reserved

Requisiti

Requisito Valore
Intestazione usbspec.h