Update Protocol for backward-compatible with EFI1.1.

[mirror_edk2.git] / MdePkg / Include / Protocol / SerialIo.h

diff --git a/MdePkg/Include/Protocol/SerialIo.h b/MdePkg/Include/Protocol/SerialIo.h
index 89a73409d9a0e9acccb4f32de645905667420a6a..d7458e0eaa1f0ae4c12683651cdfcf4b12c7622e 100644 (file)
--- a/MdePkg/Include/Protocol/SerialIo.h
+++ b/MdePkg/Include/Protocol/SerialIo.h
@@ -25,8 +25,19 @@
     0xBB25CF6F, 0xF1D4, 0x11D2, {0x9A, 0x0C, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0xFD } \\r
   }\r
 \r
+//\r
+// Protocol GUID defined in EFI1.1.\r
+// \r
+#define SERIAL_IO_PROTOCOL  EFI_SERIAL_IO_PROTOCOL_GUID\r
+\r
 typedef struct _EFI_SERIAL_IO_PROTOCOL EFI_SERIAL_IO_PROTOCOL;\r
 \r
+\r
+//\r
+// Backward-compatible with EFI1.1.\r
+// \r
+typedef EFI_SERIAL_IO_PROTOCOL  SERIAL_IO_INTERFACE;\r
+\r
 //\r
 // Serial IO Data structures\r
 //\r
@@ -246,8 +257,8 @@ typedef struct {
   UINT32  StopBits;\r
 } EFI_SERIAL_IO_MODE;\r
 \r
-#define SERIAL_IO_INTERFACE_REVISION    0x00010000\r
-#define EFI_SERIAL_IO_PROTOCOL_REVISION SERIAL_IO_INTERFACE_REVISION\r
+#define EFI_SERIAL_IO_PROTOCOL_REVISION    0x00010000\r
+#define SERIAL_IO_INTERFACE_REVISION  EFI_SERIAL_IO_PROTOCOL_REVISION\r
 \r
 struct _EFI_SERIAL_IO_PROTOCOL {\r
   UINT32                      Revision;\r