]> git.proxmox.com Git - mirror_edk2.git/blame - EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h
Add in the 1st version of ECP.
[mirror_edk2.git] / EdkCompatibilityPkg / Foundation / Framework / Protocol / CpuIo / CpuIo.h
CommitLineData
3eb9473e 1/*++\r
2\r
3Copyright (c) 2004, Intel Corporation \r
4All rights reserved. This program and the accompanying materials \r
5are licensed and made available under the terms and conditions of the BSD License \r
6which accompanies this distribution. The full text of the license may be found at \r
7http://opensource.org/licenses/bsd-license.php \r
8 \r
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
11\r
12Module Name:\r
13\r
14 CpuIO.h\r
15\r
16Abstract:\r
17\r
18 CPU IO Protocol as defined in Tiano\r
19\r
20 This code abstracts the CPU IO Protocol\r
21\r
22--*/\r
23\r
24#ifndef _CPUIO_H_\r
25#define _CPUIO_H_\r
26\r
27#define EFI_CPU_IO_PROTOCOL_GUID \\r
28 { \\r
29 0xB0732526, 0x38C8, 0x4b40, 0x88, 0x77, 0x61, 0xC7, 0xB0, 0x6A, 0xAC, 0x45 \\r
30 }\r
31\r
32EFI_FORWARD_DECLARATION (EFI_CPU_IO_PROTOCOL);\r
33\r
34//\r
35// *******************************************************\r
36// EFI_CPU_IO_PROTOCOL_WIDTH\r
37// *******************************************************\r
38//\r
39typedef enum {\r
40 EfiCpuIoWidthUint8,\r
41 EfiCpuIoWidthUint16,\r
42 EfiCpuIoWidthUint32,\r
43 EfiCpuIoWidthUint64,\r
44 EfiCpuIoWidthFifoUint8,\r
45 EfiCpuIoWidthFifoUint16,\r
46 EfiCpuIoWidthFifoUint32,\r
47 EfiCpuIoWidthFifoUint64,\r
48 EfiCpuIoWidthFillUint8,\r
49 EfiCpuIoWidthFillUint16,\r
50 EfiCpuIoWidthFillUint32,\r
51 EfiCpuIoWidthFillUint64,\r
52 EfiCpuIoWidthMaximum\r
53} EFI_CPU_IO_PROTOCOL_WIDTH;\r
54\r
55//\r
56// *******************************************************\r
57// EFI_CPU_IO_PROTOCOL_IO_MEM\r
58// *******************************************************\r
59//\r
60typedef\r
61EFI_STATUS\r
62EFI_RUNTIMESERVICE\r
63(EFIAPI *EFI_CPU_IO_PROTOCOL_IO_MEM) (\r
64 IN EFI_CPU_IO_PROTOCOL * This,\r
65 IN EFI_CPU_IO_PROTOCOL_WIDTH Width,\r
66 IN UINT64 Address,\r
67 IN UINTN Count,\r
68 IN OUT VOID *Buffer\r
69 );\r
70\r
71//\r
72// *******************************************************\r
73// EFI_CPU_IO_PROTOCOL_ACCESS\r
74// *******************************************************\r
75//\r
76typedef struct {\r
77 EFI_CPU_IO_PROTOCOL_IO_MEM Read;\r
78 EFI_CPU_IO_PROTOCOL_IO_MEM Write;\r
79} EFI_CPU_IO_PROTOCOL_ACCESS;\r
80\r
81//\r
82// *******************************************************\r
83// EFI_CPU_IO_PROTOCOL\r
84// *******************************************************\r
85//\r
86typedef struct _EFI_CPU_IO_PROTOCOL {\r
87 EFI_CPU_IO_PROTOCOL_ACCESS Mem;\r
88 EFI_CPU_IO_PROTOCOL_ACCESS Io;\r
89} EFI_CPU_IO_PROTOCOL;\r
90\r
91extern EFI_GUID gEfiCpuIoProtocolGuid;\r
92\r
93#endif\r