mirror of https://github.com/acidanthera/audk.git
95 lines
2.2 KiB
C
95 lines
2.2 KiB
C
|
/** @file
|
||
|
|
|
||
|
|
Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
|
||
|
|
|
||
|
|
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.
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef __EMBEDDED_EXTERNAL_DEVICE_H__
|
||
|
|
#define __EMBEDDED_EXTERNAL_DEVICE_H__
|
||
|
|
|
||
|
|
//
|
||
|
|
// Protocol GUID
|
||
|
|
//
|
||
|
|
#define EMBEDDED_EXTERNAL_DEVICE_PROTOCOL_GUID { 0x735F8C64, 0xD696, 0x44D0, { 0xBD, 0xF2, 0x44, 0x7F, 0xD0, 0x5A, 0x54, 0x06 }}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Protocol interface structure
|
||
|
|
//
|
||
|
|
typedef struct _EMBEDDED_EXTERNAL_DEVICE EMBEDDED_EXTERNAL_DEVICE;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Function Prototypes
|
||
|
|
//
|
||
|
|
typedef
|
||
|
|
EFI_STATUS
|
||
|
|
(EFIAPI *EMBEDDED_EXTERNAL_DEVICE_READ) (
|
||
|
|
IN EMBEDDED_EXTERNAL_DEVICE *This,
|
||
|
|
IN UINTN Register,
|
||
|
|
IN UINTN Length,
|
||
|
|
OUT VOID *Buffer
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
Read a set of contiguous external device registers.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
This - pointer to protocol
|
||
|
|
Offset - starting register number
|
||
|
|
Length - number of bytes to read
|
||
|
|
Buffer - destination buffer
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
|
||
|
|
EFI_SUCCESS - registers read successfully
|
||
|
|
|
||
|
|
--*/
|
||
|
|
;
|
||
|
|
|
||
|
|
typedef
|
||
|
|
EFI_STATUS
|
||
|
|
(EFIAPI *EMBEDDED_EXTERNAL_DEVICE_WRITE) (
|
||
|
|
IN EMBEDDED_EXTERNAL_DEVICE *This,
|
||
|
|
IN UINTN Register,
|
||
|
|
IN UINTN Length,
|
||
|
|
IN VOID *Buffer
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
Write to a set of contiguous external device registers.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
This - pointer to protocol
|
||
|
|
Offset - starting register number
|
||
|
|
Length - number of bytes to write
|
||
|
|
Buffer - source buffer
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
|
||
|
|
EFI_SUCCESS - registers written successfully
|
||
|
|
|
||
|
|
--*/
|
||
|
|
;
|
||
|
|
|
||
|
|
struct _EMBEDDED_EXTERNAL_DEVICE {
|
||
|
|
EMBEDDED_EXTERNAL_DEVICE_READ Read;
|
||
|
|
EMBEDDED_EXTERNAL_DEVICE_WRITE Write;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern EFI_GUID gEmbeddedExternalDeviceProtocolGuid;
|
||
|
|
|
||
|
|
#endif // __EMBEDDED_EXTERNAL_DEVICE_H__
|