DebugCommunicationLibSerialPort.c

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#include <Base.h>
 
#include <Library/DebugCommunicationLib.h>
#include <Library/SerialPortLib.h>
#include <Library/DebugLib.h>
 
DEBUG_PORT_HANDLE
EFIAPI
DebugPortInitialize (
  IN VOID                 *Context,
  IN DEBUG_PORT_CONTINUE  Function
  )
{
  RETURN_STATUS  Status;
 
  Status = SerialPortInitialize ();
  if (RETURN_ERROR (Status)) {
    DEBUG ((DEBUG_ERROR, "Debug Serial Port: Initialization failed!\n"));
  }
 
  if (Function != NULL) {
    Function (Context, NULL);
  }
 
  return NULL;
}
 
UINTN
EFIAPI
DebugPortReadBuffer (
  IN DEBUG_PORT_HANDLE  Handle,
  IN UINT8              *Buffer,
  IN UINTN              NumberOfBytes,
  IN UINTN              Timeout
  )
{
  if ((NumberOfBytes != 1) || (Buffer == NULL) || (Timeout != 0)) {
    return 0;
  }
 
  return SerialPortRead (Buffer, 1);
}
 
UINTN
EFIAPI
DebugPortWriteBuffer (
  IN DEBUG_PORT_HANDLE  Handle,
  IN UINT8              *Buffer,
  IN UINTN              NumberOfBytes
  )
{
  return SerialPortWrite (Buffer, NumberOfBytes);
}
 
BOOLEAN
EFIAPI
DebugPortPollBuffer (
  IN DEBUG_PORT_HANDLE  Handle
  )
{
  return SerialPortPoll ();
}