DxeEmuSerialPortLib.c

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#include <PiDxe.h>
#include <Library/SerialPortLib.h>
#include <Library/EmuThunkLib.h>
 
RETURN_STATUS
EFIAPI
SerialPortInitialize (
  VOID
  )
{
  return gEmuThunk->ConfigStdIn ();
}
 
UINTN
EFIAPI
SerialPortWrite (
  IN UINT8  *Buffer,
  IN UINTN  NumberOfBytes
  )
{
  return gEmuThunk->WriteStdOut (Buffer, NumberOfBytes);
}
 
UINTN
EFIAPI
SerialPortRead (
  OUT UINT8  *Buffer,
  IN  UINTN  NumberOfBytes
  )
{
  return gEmuThunk->ReadStdIn (Buffer, NumberOfBytes);
}
 
BOOLEAN
EFIAPI
SerialPortPoll (
  VOID
  )
{
  return gEmuThunk->PollStdIn ();
}
 
RETURN_STATUS
EFIAPI
SerialPortSetControl (
  IN UINT32  Control
  )
{
  return RETURN_UNSUPPORTED;
}
 
RETURN_STATUS
EFIAPI
SerialPortGetControl (
  OUT UINT32  *Control
  )
{
  *Control = 0;
  if (!SerialPortPoll ()) {
    *Control = EFI_SERIAL_INPUT_BUFFER_EMPTY;
  }
 
  return RETURN_SUCCESS;
}
 
RETURN_STATUS
EFIAPI
SerialPortSetAttributes (
  IN OUT UINT64              *BaudRate,
  IN OUT UINT32              *ReceiveFifoDepth,
  IN OUT UINT32              *Timeout,
  IN OUT EFI_PARITY_TYPE     *Parity,
  IN OUT UINT8               *DataBits,
  IN OUT EFI_STOP_BITS_TYPE  *StopBits
  )
{
  return RETURN_UNSUPPORTED;
}