Adding some new libraries to experiment with size reduction. Trying not to duplicate...
[mirror_edk2.git] / EmbeddedPkg / Include / Protocol / EmbeddedExternalDevice.h
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1/** @file
2
3 Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
4
5 All rights reserved. This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
9
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12
13**/
14
15#ifndef __EMBEDDED_EXTERNAL_DEVICE_H__
16#define __EMBEDDED_EXTERNAL_DEVICE_H__
17
18//
19// Protocol GUID
20//
21#define EMBEDDED_EXTERNAL_DEVICE_PROTOCOL_GUID { 0x735F8C64, 0xD696, 0x44D0, { 0xBD, 0xF2, 0x44, 0x7F, 0xD0, 0x5A, 0x54, 0x06 }}
22
23//
24// Protocol interface structure
25//
26typedef struct _EMBEDDED_EXTERNAL_DEVICE EMBEDDED_EXTERNAL_DEVICE;
27
28//
29// Function Prototypes
30//
31typedef
32EFI_STATUS
33(EFIAPI *EMBEDDED_EXTERNAL_DEVICE_READ) (
34 IN EMBEDDED_EXTERNAL_DEVICE *This,
35 IN UINTN Register,
36 IN UINTN Length,
37 OUT VOID *Buffer
38 )
39/*++
40
41Routine Description:
42
43 Read a set of contiguous external device registers.
44
45Arguments:
46
47 This - pointer to protocol
48 Offset - starting register number
49 Length - number of bytes to read
50 Buffer - destination buffer
51
52Returns:
53
54 EFI_SUCCESS - registers read successfully
55
56--*/
57;
58
59typedef
60EFI_STATUS
61(EFIAPI *EMBEDDED_EXTERNAL_DEVICE_WRITE) (
62 IN EMBEDDED_EXTERNAL_DEVICE *This,
63 IN UINTN Register,
64 IN UINTN Length,
65 IN VOID *Buffer
66 )
67/*++
68
69Routine Description:
70
71 Write to a set of contiguous external device registers.
72
73Arguments:
74
75 This - pointer to protocol
76 Offset - starting register number
77 Length - number of bytes to write
78 Buffer - source buffer
79
80Returns:
81
82 EFI_SUCCESS - registers written successfully
83
84--*/
85;
86
87struct _EMBEDDED_EXTERNAL_DEVICE {
88 EMBEDDED_EXTERNAL_DEVICE_READ Read;
89 EMBEDDED_EXTERNAL_DEVICE_WRITE Write;
90};
91
92extern EFI_GUID gEmbeddedExternalDeviceProtocolGuid;
93
94#endif // __EMBEDDED_EXTERNAL_DEVICE_H__