1 files changed, 99 insertions, 0 deletions
diff --git a/EmbeddedPkg/Library/TemplateSerialPortLib/TemplateSerialPortLib.c b/EmbeddedPkg/Library/TemplateSerialPortLib/TemplateSerialPortLib.c
new file mode 100644
index 0000000000..98087f9dc0
--- /dev/null
+++ b/EmbeddedPkg/Library/TemplateSerialPortLib/TemplateSerialPortLib.c
@@ -0,0 +1,99 @@
+/** @file
+  Serial I/O Port library functions with no library constructor/destructor
+
+  Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+  
+  All rights reserved. This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+
+
+#include <Library/SerialPortLib.h>
+
+/*
+
+  Programmed hardware of Serial port.
+
+  @return    Always return EFI_UNSUPPORTED.
+
+**/
+RETURN_STATUS
+EFIAPI
+SerialPortInitialize (
+  VOID
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
+
+/**
+  Write data to serial device.
+
+  @param  Buffer           Point of data buffer which need to be writed.
+  @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
+
+  @retval 0                Write data failed.
+  @retval !0               Actual number of bytes writed to serial device.
+
+**/
+UINTN
+EFIAPI
+SerialPortWrite (
+  IN UINT8     *Buffer,
+  IN UINTN     NumberOfBytes
+)
+{
+  return 0;
+}
+
+
+/**
+  Read data from serial device and save the datas in buffer.
+
+  @param  Buffer           Point of data buffer which need to be writed.
+  @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
+
+  @retval 0                Read data failed.
+  @retval !0               Aactual number of bytes read from serial device.
+
+**/
+UINTN
+EFIAPI
+SerialPortRead (
+  OUT UINT8     *Buffer,
+  IN  UINTN     NumberOfBytes
+)
+{
+  return 0;
+}
+
+
+
+/**
+  Poll the serial device to see if there is any data waiting.
+
+  If there is data waiting to be read from the serial port, then return
+  TRUE.  If there is no data waiting to be read from the serial port, then 
+  return FALSE.
+
+  @retval TRUE             Data is waiting to be read.
+  @retval FALSE            There is no data waiting to be read.
+
+**/
+BOOLEAN
+EFIAPI
+SerialPortPoll (
+  VOID
+  )
+{
+  return 0;
+}
+