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/*++
Copyright (c) 2004, 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:
DebugPort.h
Abstract:
--*/
#ifndef _DEBUG_PORT_H_
#define _DEBUG_PORT_H_
#include "EfiApi.h"
//
// DebugPortIo protocol {EBA4E8D2-3858-41EC-A281-2647BA9660D0}
//
#define EFI_DEBUGPORT_PROTOCOL_GUID \
{ \
0xEBA4E8D2, 0x3858, 0x41EC, 0xA2, 0x81, 0x26, 0x47, 0xBA, 0x96, 0x60, 0xD0 \
}
extern EFI_GUID gEfiDebugPortProtocolGuid;
EFI_FORWARD_DECLARATION (EFI_DEBUGPORT_PROTOCOL);
//
// DebugPort member functions
//
typedef
EFI_STATUS
(EFIAPI *EFI_DEBUGPORT_RESET) (
IN EFI_DEBUGPORT_PROTOCOL * This
);
typedef
EFI_STATUS
(EFIAPI *EFI_DEBUGPORT_WRITE) (
IN EFI_DEBUGPORT_PROTOCOL * This,
IN UINT32 Timeout,
IN OUT UINTN *BufferSize,
IN VOID *Buffer
);
typedef
EFI_STATUS
(EFIAPI *EFI_DEBUGPORT_READ) (
IN EFI_DEBUGPORT_PROTOCOL * This,
IN UINT32 Timeout,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
);
typedef
EFI_STATUS
(EFIAPI *EFI_DEBUGPORT_POLL) (
IN EFI_DEBUGPORT_PROTOCOL * This
);
//
// DebugPort protocol definition
//
typedef struct _EFI_DEBUGPORT_PROTOCOL {
EFI_DEBUGPORT_RESET Reset;
EFI_DEBUGPORT_WRITE Write;
EFI_DEBUGPORT_READ Read;
EFI_DEBUGPORT_POLL Poll;
} EFI_DEBUGPORT_PROTOCOL;
//
// DEBUGPORT variable definitions...
//
#define EFI_DEBUGPORT_VARIABLE_NAME L"DEBUGPORT"
#define EFI_DEBUGPORT_VARIABLE_GUID EFI_DEBUGPORT_PROTOCOL_GUID
#define gEfiDebugPortVariableGuid gEfiDebugPortProtocolGuid
//
// DebugPort device path definitions...
//
#define DEVICE_PATH_MESSAGING_DEBUGPORT EFI_DEBUGPORT_PROTOCOL_GUID
#define gEfiDebugPortDevicePathGuid gEfiDebugPortProtocolGuid
typedef struct {
EFI_DEVICE_PATH_PROTOCOL Header;
EFI_GUID Guid;
} DEBUGPORT_DEVICE_PATH;
#endif /* _DEBUG_PORT_H_ */
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