diff options
Diffstat (limited to 'MdePkg/Include/Protocol/SerialIo.h')
-rw-r--r-- | MdePkg/Include/Protocol/SerialIo.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/SerialIo.h b/MdePkg/Include/Protocol/SerialIo.h index 51eaa53809..e2e0c61eeb 100644 --- a/MdePkg/Include/Protocol/SerialIo.h +++ b/MdePkg/Include/Protocol/SerialIo.h @@ -263,6 +263,7 @@ typedef struct { } EFI_SERIAL_IO_MODE;
#define EFI_SERIAL_IO_PROTOCOL_REVISION 0x00010000
+#define EFI_SERIAL_IO_PROTOCOL_REVISION1p1 0x00010001
#define SERIAL_IO_INTERFACE_REVISION EFI_SERIAL_IO_PROTOCOL_REVISION
///
@@ -287,6 +288,14 @@ struct _EFI_SERIAL_IO_PROTOCOL { /// Pointer to SERIAL_IO_MODE data.
///
EFI_SERIAL_IO_MODE *Mode;
+ ///
+ /// Pointer to a GUID identifying the device connected to the serial port.
+ /// This field is NULL when the protocol is installed by the serial port
+ /// driver and may be populated by a platform driver for a serial port
+ /// with a known device attached. The field will remain NULL if there is
+ /// no platform serial device identification information available.
+ ///
+ CONST EFI_GUID *DeviceTypeGuid; // Revision 1.1
};
extern EFI_GUID gEfiSerialIoProtocolGuid;
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