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1/** @file\r
2 Defines data types and constants introduced in UEFI.\r
3\r
4 Copyright (c) 2006 - 2008, Intel Corporation\r
5 All rights reserved. This program and the accompanying materials\r
6 are licensed and made available under the terms and conditions of the BSD License\r
7 which accompanies this distribution. The full text of the license may be found at\r
8 http://opensource.org/licenses/bsd-license.php\r
9 \r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#ifndef __UEFI_BASETYPE_H__\r
16#define __UEFI_BASETYPE_H__\r
17\r
18#include <Base.h>\r
19\r
20//\r
21// Basical data type definitions introduced in UEFI.\r
22//\r
23\r
24///\r
25/// 128-bit buffer containing a unique identifier value.\r
26///\r
27typedef GUID EFI_GUID;\r
28///\r
29/// Function return status for EFI API\r
30///\r
31typedef RETURN_STATUS EFI_STATUS;\r
32///\r
33/// A collection of related interfaces.\r
34///\r
35typedef VOID *EFI_HANDLE;\r
36///\r
37/// Handle to an event structure.\r
38///\r
39typedef VOID *EFI_EVENT;\r
40///\r
41/// Task priority level.\r
42///\r
43typedef UINTN EFI_TPL;\r
44///\r
45/// Logical block address.\r
46///\r
47typedef UINT64 EFI_LBA;\r
48\r
49///\r
50/// 64-bit physical memory address.\r
51///\r
52typedef UINT64 EFI_PHYSICAL_ADDRESS;\r
53\r
54///\r
55/// 64-bit virtual memory address.\r
56///\r
57typedef UINT64 EFI_VIRTUAL_ADDRESS;\r
58\r
59///\r
60/// EFI Time Abstraction:\r
61/// Year: 1998 - 20XX\r
62/// Month: 1 - 12\r
63/// Day: 1 - 31\r
64/// Hour: 0 - 23\r
65/// Minute: 0 - 59\r
66/// Second: 0 - 59\r
67/// Nanosecond: 0 - 999,999,999\r
68/// TimeZone: -1440 to 1440 or 2047\r
69///\r
70typedef struct {\r
71 UINT16 Year;\r
72 UINT8 Month;\r
73 UINT8 Day;\r
74 UINT8 Hour;\r
75 UINT8 Minute;\r
76 UINT8 Second;\r
77 UINT8 Pad1;\r
78 UINT32 Nanosecond;\r
79 INT16 TimeZone;\r
80 UINT8 Daylight;\r
81 UINT8 Pad2;\r
82} EFI_TIME;\r
83\r
84\r
85///\r
86/// 4-byte buffer. An IPv4 internet protocol address.\r
87///\r
88typedef struct {\r
89 UINT8 Addr[4];\r
90} EFI_IPv4_ADDRESS;\r
91\r
92///\r
93/// 16-byte buffer. An IPv6 internet protocol address\r
94///\r
95typedef struct {\r
96 UINT8 Addr[16];\r
97} EFI_IPv6_ADDRESS;\r
98\r
99///\r
100/// 32-byte buffer containing a network Media Access Control address.\r
101///\r
102typedef struct {\r
103 UINT8 Addr[32];\r
104} EFI_MAC_ADDRESS;\r
105\r
106///\r
107/// 16-byte buffer aligned on a 4-byte boundary.\r
108/// An IPv4 or IPv6 internet protocol address.\r
109///\r
110typedef union {\r
111 UINT32 Addr[4];\r
112 EFI_IPv4_ADDRESS v4;\r
113 EFI_IPv6_ADDRESS v6;\r
114} EFI_IP_ADDRESS;\r
115\r
116\r
117//\r
118// Enumeration of EFI_STATUS.\r
119// \r
120#define EFI_SUCCESS RETURN_SUCCESS \r
121#define EFI_LOAD_ERROR RETURN_LOAD_ERROR \r
122#define EFI_INVALID_PARAMETER RETURN_INVALID_PARAMETER \r
123#define EFI_UNSUPPORTED RETURN_UNSUPPORTED \r
124#define EFI_BAD_BUFFER_SIZE RETURN_BAD_BUFFER_SIZE \r
125#define EFI_BUFFER_TOO_SMALL RETURN_BUFFER_TOO_SMALL \r
126#define EFI_NOT_READY RETURN_NOT_READY \r
127#define EFI_DEVICE_ERROR RETURN_DEVICE_ERROR \r
128#define EFI_WRITE_PROTECTED RETURN_WRITE_PROTECTED \r
129#define EFI_OUT_OF_RESOURCES RETURN_OUT_OF_RESOURCES \r
130#define EFI_VOLUME_CORRUPTED RETURN_VOLUME_CORRUPTED \r
131#define EFI_VOLUME_FULL RETURN_VOLUME_FULL \r
132#define EFI_NO_MEDIA RETURN_NO_MEDIA \r
133#define EFI_MEDIA_CHANGED RETURN_MEDIA_CHANGED \r
134#define EFI_NOT_FOUND RETURN_NOT_FOUND \r
135#define EFI_ACCESS_DENIED RETURN_ACCESS_DENIED \r
136#define EFI_NO_RESPONSE RETURN_NO_RESPONSE \r
137#define EFI_NO_MAPPING RETURN_NO_MAPPING \r
138#define EFI_TIMEOUT RETURN_TIMEOUT \r
139#define EFI_NOT_STARTED RETURN_NOT_STARTED \r
140#define EFI_ALREADY_STARTED RETURN_ALREADY_STARTED \r
141#define EFI_ABORTED RETURN_ABORTED \r
142#define EFI_ICMP_ERROR RETURN_ICMP_ERROR \r
143#define EFI_TFTP_ERROR RETURN_TFTP_ERROR \r
144#define EFI_PROTOCOL_ERROR RETURN_PROTOCOL_ERROR \r
145#define EFI_INCOMPATIBLE_VERSION RETURN_INCOMPATIBLE_VERSION \r
146#define EFI_SECURITY_VIOLATION RETURN_SECURITY_VIOLATION \r
147#define EFI_CRC_ERROR RETURN_CRC_ERROR \r
148#define EFI_END_OF_MEDIA RETURN_END_OF_MEDIA\r
149#define EFI_END_OF_FILE RETURN_END_OF_FILE\r
150#define EFI_INVALID_LANGUAGE RETURN_INVALID_LANGUAGE\r
151\r
152#define EFI_WARN_UNKNOWN_GLYPH RETURN_WARN_UNKNOWN_GLYPH \r
153#define EFI_WARN_DELETE_FAILURE RETURN_WARN_DELETE_FAILURE \r
154#define EFI_WARN_WRITE_FAILURE RETURN_WARN_WRITE_FAILURE \r
155#define EFI_WARN_BUFFER_TOO_SMALL RETURN_WARN_BUFFER_TOO_SMALL\r
156\r
157\r
158//\r
159// Define macro to encode the status code.\r
160// \r
161#define EFIERR(_a) ENCODE_ERROR(_a)\r
162\r
163#define EFI_ERROR(A) RETURN_ERROR(A)\r
164\r
165\r
166\r
167//\r
168// The EFI memory allocation functions work in units of EFI_PAGEs that are\r
169// 4K. This should in no way be confused with the page size of the processor.\r
170// An EFI_PAGE is just the quanta of memory in EFI.\r
171//\r
172#define EFI_PAGE_SIZE 0x1000\r
173#define EFI_PAGE_MASK 0xFFF\r
174#define EFI_PAGE_SHIFT 12\r
175\r
176#define EFI_SIZE_TO_PAGES(a) (((a) >> EFI_PAGE_SHIFT) + (((a) & EFI_PAGE_MASK) ? 1 : 0))\r
177\r
178#define EFI_PAGES_TO_SIZE(a) ( (a) << EFI_PAGE_SHIFT)\r
179\r
180///\r
181/// Limited buffer size for a language code recommended by RFC3066\r
182/// (42 characters plus a NULL terminator)\r
183///\r
184#define RFC_3066_ENTRY_SIZE (42 + 1)\r
185\r
186///\r
187/// The size of a 3 character ISO639 language code.\r
188///\r
189#define ISO_639_2_ENTRY_SIZE 3\r
190\r
191\r
192#endif\r