#define USB_BIT(a) ((UINTN)(1 << (a)))\r
#define USB_BIT_IS_SET(Data, Bit) ((BOOLEAN)(((Data) & (Bit)) == (Bit)))\r
\r
-#define EFI_USB_BUS_PROTOCOL_GUID \\r
- {0x2B2F68CC, 0x0CD2, 0x44cf, {0x8E, 0x8B, 0xBB, 0xA2, 0x0B, 0x1B, 0x5B, 0x75}}\r
-\r
#define USB_INTERFACE_FROM_USBIO(a) \\r
CR(a, USB_INTERFACE, UsbIo, USB_INTERFACE_SIGNATURE)\r
\r
\r
//\r
// Used to locate USB_BUS\r
+// UsbBusProtocol is the private protocol.\r
+// gEfiCallerIdGuid will be used as its protocol guid.\r
//\r
typedef struct _EFI_USB_BUS_PROTOCOL {\r
UINT64 Reserved;\r