mirror of https://github.com/acidanthera/audk.git
514 lines
10 KiB
C
514 lines
10 KiB
C
/*++
|
|
|
|
Copyright (c) 2006, Intel Corporation
|
|
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.
|
|
|
|
Module Name:
|
|
|
|
WinNtSerialIo.h
|
|
|
|
Abstract:
|
|
|
|
|
|
--*/
|
|
|
|
#ifndef _WIN_NT_SERIAL_IO_
|
|
#define _WIN_NT_SERIAL_IO_
|
|
|
|
|
|
|
|
#define SERIAL_MAX_BUFFER_SIZE 256
|
|
#define TIMEOUT_STALL_INTERVAL 10
|
|
|
|
typedef struct {
|
|
UINT32 First;
|
|
UINT32 Last;
|
|
UINT32 Surplus;
|
|
UINT8 Data[SERIAL_MAX_BUFFER_SIZE];
|
|
} SERIAL_DEV_FIFO;
|
|
|
|
#define WIN_NT_SERIAL_IO_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('N', 'T', 's', 'i')
|
|
typedef struct {
|
|
UINT64 Signature;
|
|
|
|
//
|
|
// Protocol data for the new handle we are going to add
|
|
//
|
|
EFI_HANDLE Handle;
|
|
EFI_SERIAL_IO_PROTOCOL SerialIo;
|
|
EFI_SERIAL_IO_MODE SerialIoMode;
|
|
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
|
|
|
|
//
|
|
// Private Data
|
|
//
|
|
EFI_HANDLE ControllerHandle;
|
|
EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
|
|
UART_DEVICE_PATH UartDevicePath;
|
|
EFI_WIN_NT_THUNK_PROTOCOL *WinNtThunk;
|
|
|
|
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
|
|
|
|
//
|
|
// Private NT type Data;
|
|
//
|
|
HANDLE NtHandle;
|
|
DCB NtDCB;
|
|
DWORD NtError;
|
|
COMSTAT NtComStatus;
|
|
|
|
BOOLEAN SoftwareLoopbackEnable;
|
|
BOOLEAN HardwareFlowControl;
|
|
BOOLEAN HardwareLoopbackEnable;
|
|
|
|
SERIAL_DEV_FIFO Fifo;
|
|
|
|
} WIN_NT_SERIAL_IO_PRIVATE_DATA;
|
|
|
|
#define WIN_NT_SERIAL_IO_PRIVATE_DATA_FROM_THIS(a) \
|
|
CR(a, WIN_NT_SERIAL_IO_PRIVATE_DATA, SerialIo, WIN_NT_SERIAL_IO_PRIVATE_DATA_SIGNATURE)
|
|
|
|
//
|
|
// Global Protocol Variables
|
|
//
|
|
extern EFI_DRIVER_BINDING_PROTOCOL gWinNtSerialIoDriverBinding;
|
|
extern EFI_COMPONENT_NAME_PROTOCOL gWinNtSerialIoComponentName;
|
|
|
|
//
|
|
// Macros to convert EFI serial types to NT serial types.
|
|
//
|
|
|
|
//
|
|
// one second
|
|
//
|
|
#define SERIAL_TIMEOUT_DEFAULT (1000 * 1000)
|
|
#define SERIAL_BAUD_DEFAULT 115200
|
|
#define SERIAL_FIFO_DEFAULT 14
|
|
#define SERIAL_DATABITS_DEFAULT 8
|
|
#define SERIAL_PARITY_DEFAULT DefaultParity
|
|
#define SERIAL_STOPBITS_DEFAULT DefaultStopBits
|
|
|
|
#define SERIAL_CONTROL_MASK (EFI_SERIAL_CLEAR_TO_SEND | \
|
|
EFI_SERIAL_DATA_SET_READY | \
|
|
EFI_SERIAL_RING_INDICATE | \
|
|
EFI_SERIAL_CARRIER_DETECT | \
|
|
EFI_SERIAL_REQUEST_TO_SEND | \
|
|
EFI_SERIAL_DATA_TERMINAL_READY | \
|
|
EFI_SERIAL_INPUT_BUFFER_EMPTY)
|
|
|
|
#define ConvertBaud2Nt(x) (DWORD) x
|
|
#define ConvertData2Nt(x) (BYTE) x
|
|
|
|
#define ConvertParity2Nt(x) \
|
|
(BYTE) ( \
|
|
x == DefaultParity ? NOPARITY : \
|
|
x == NoParity ? NOPARITY : \
|
|
x == EvenParity ? EVENPARITY : \
|
|
x == OddParity ? ODDPARITY : \
|
|
x == MarkParity ? MARKPARITY : \
|
|
x == SpaceParity ? SPACEPARITY : 0 \
|
|
)
|
|
|
|
#define ConvertStop2Nt(x) \
|
|
(BYTE) ( \
|
|
x == DefaultParity ? ONESTOPBIT : \
|
|
x == OneFiveStopBits ? ONE5STOPBITS : \
|
|
x == TwoStopBits ? TWOSTOPBITS : 0 \
|
|
)
|
|
|
|
#define ConvertTime2Nt(x) ((x) / 1000)
|
|
|
|
//
|
|
// 115400 baud with rounding errors
|
|
//
|
|
#define SERIAL_PORT_MAX_BAUD_RATE 115400
|
|
|
|
//
|
|
// Function Prototypes
|
|
//
|
|
EFI_STATUS
|
|
EFIAPI
|
|
InitializeWinNtSerialIo (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
ImageHandle - TODO: add argument description
|
|
SystemTable - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoDriverBindingSupported (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Handle,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
Handle - TODO: add argument description
|
|
RemainingDevicePath - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoDriverBindingStart (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Handle,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
Handle - TODO: add argument description
|
|
RemainingDevicePath - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoDriverBindingStop (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Handle,
|
|
IN UINTN NumberOfChildren,
|
|
IN EFI_HANDLE *ChildHandleBuffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
Handle - TODO: add argument description
|
|
NumberOfChildren - TODO: add argument description
|
|
ChildHandleBuffer - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoReset (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoSetAttributes (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This,
|
|
IN UINT64 BaudRate,
|
|
IN UINT32 ReceiveFifoDepth,
|
|
IN UINT32 Timeout,
|
|
IN EFI_PARITY_TYPE Parity,
|
|
IN UINT8 DataBits,
|
|
IN EFI_STOP_BITS_TYPE StopBits
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
BaudRate - TODO: add argument description
|
|
ReceiveFifoDepth - TODO: add argument description
|
|
Timeout - TODO: add argument description
|
|
Parity - TODO: add argument description
|
|
DataBits - TODO: add argument description
|
|
StopBits - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoSetControl (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This,
|
|
IN UINT32 Control
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
Control - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoGetControl (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This,
|
|
OUT UINT32 *Control
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
Control - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoWrite (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This,
|
|
IN OUT UINTN *BufferSize,
|
|
IN VOID *Buffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
BufferSize - TODO: add argument description
|
|
Buffer - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
STATIC
|
|
EFI_STATUS
|
|
EFIAPI
|
|
WinNtSerialIoRead (
|
|
IN EFI_SERIAL_IO_PROTOCOL *This,
|
|
IN OUT UINTN *BufferSize,
|
|
OUT VOID *Buffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - TODO: add argument description
|
|
BufferSize - TODO: add argument description
|
|
Buffer - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
IsaSerialFifoFull (
|
|
IN SERIAL_DEV_FIFO *Fifo
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Fifo - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
IsaSerialFifoEmpty (
|
|
IN SERIAL_DEV_FIFO *Fifo
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Fifo - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
IsaSerialFifoAdd (
|
|
IN SERIAL_DEV_FIFO *Fifo,
|
|
IN UINT8 Data
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Fifo - TODO: add argument description
|
|
Data - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
IsaSerialFifoRemove (
|
|
IN SERIAL_DEV_FIFO *Fifo,
|
|
OUT UINT8 *Data
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Fifo - TODO: add argument description
|
|
Data - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
IsaSerialReceiveTransmit (
|
|
WIN_NT_SERIAL_IO_PRIVATE_DATA *Private
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Private - TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
#endif
|