blob: b9183fda483b08d20f8ec3ac15d4773579524077 [file] [log] [blame]
Subrata Banik20fe24b2021-12-09 02:46:38 +05301/** @file
2 Defines data types and constants introduced in UEFI.
3
4Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
5Portions copyright (c) 2011 - 2016, ARM Ltd. All rights reserved.<BR>
6Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
7
8SPDX-License-Identifier: BSD-2-Clause-Patent
9
10**/
11
12#ifndef __UEFI_BASETYPE_H__
13#define __UEFI_BASETYPE_H__
14
15#include <Base.h>
16
17//
18// Basic data type definitions introduced in UEFI.
19//
20
21///
22/// 128-bit buffer containing a unique identifier value.
23///
24typedef GUID EFI_GUID;
25///
26/// Function return status for EFI API.
27///
28typedef RETURN_STATUS EFI_STATUS;
29///
30/// A collection of related interfaces.
31///
32typedef VOID *EFI_HANDLE;
33///
34/// Handle to an event structure.
35///
36typedef VOID *EFI_EVENT;
37///
38/// Task priority level.
39///
40typedef UINTN EFI_TPL;
41///
42/// Logical block address.
43///
44typedef UINT64 EFI_LBA;
45
46///
47/// 64-bit physical memory address.
48///
49typedef UINT64 EFI_PHYSICAL_ADDRESS;
50
51///
52/// 64-bit virtual memory address.
53///
54typedef UINT64 EFI_VIRTUAL_ADDRESS;
55
56///
57/// EFI Time Abstraction:
58/// Year: 1900 - 9999
59/// Month: 1 - 12
60/// Day: 1 - 31
61/// Hour: 0 - 23
62/// Minute: 0 - 59
63/// Second: 0 - 59
64/// Nanosecond: 0 - 999,999,999
65/// TimeZone: -1440 to 1440 or 2047
66///
67typedef struct {
68 UINT16 Year;
69 UINT8 Month;
70 UINT8 Day;
71 UINT8 Hour;
72 UINT8 Minute;
73 UINT8 Second;
74 UINT8 Pad1;
75 UINT32 Nanosecond;
76 INT16 TimeZone;
77 UINT8 Daylight;
78 UINT8 Pad2;
79} EFI_TIME;
80
81
82///
83/// 4-byte buffer. An IPv4 internet protocol address.
84///
85typedef IPv4_ADDRESS EFI_IPv4_ADDRESS;
86
87///
88/// 16-byte buffer. An IPv6 internet protocol address.
89///
90typedef IPv6_ADDRESS EFI_IPv6_ADDRESS;
91
92///
93/// 32-byte buffer containing a network Media Access Control address.
94///
95typedef struct {
96 UINT8 Addr[32];
97} EFI_MAC_ADDRESS;
98
99///
100/// 16-byte buffer aligned on a 4-byte boundary.
101/// An IPv4 or IPv6 internet protocol address.
102///
103typedef union {
104 UINT32 Addr[4];
105 EFI_IPv4_ADDRESS v4;
106 EFI_IPv6_ADDRESS v6;
107} EFI_IP_ADDRESS;
108
109
110///
111/// Enumeration of EFI_STATUS.
112///@{
113#define EFI_SUCCESS RETURN_SUCCESS
114#define EFI_LOAD_ERROR RETURN_LOAD_ERROR
115#define EFI_INVALID_PARAMETER RETURN_INVALID_PARAMETER
116#define EFI_UNSUPPORTED RETURN_UNSUPPORTED
117#define EFI_BAD_BUFFER_SIZE RETURN_BAD_BUFFER_SIZE
118#define EFI_BUFFER_TOO_SMALL RETURN_BUFFER_TOO_SMALL
119#define EFI_NOT_READY RETURN_NOT_READY
120#define EFI_DEVICE_ERROR RETURN_DEVICE_ERROR
121#define EFI_WRITE_PROTECTED RETURN_WRITE_PROTECTED
122#define EFI_OUT_OF_RESOURCES RETURN_OUT_OF_RESOURCES
123#define EFI_VOLUME_CORRUPTED RETURN_VOLUME_CORRUPTED
124#define EFI_VOLUME_FULL RETURN_VOLUME_FULL
125#define EFI_NO_MEDIA RETURN_NO_MEDIA
126#define EFI_MEDIA_CHANGED RETURN_MEDIA_CHANGED
127#define EFI_NOT_FOUND RETURN_NOT_FOUND
128#define EFI_ACCESS_DENIED RETURN_ACCESS_DENIED
129#define EFI_NO_RESPONSE RETURN_NO_RESPONSE
130#define EFI_NO_MAPPING RETURN_NO_MAPPING
131#define EFI_TIMEOUT RETURN_TIMEOUT
132#define EFI_NOT_STARTED RETURN_NOT_STARTED
133#define EFI_ALREADY_STARTED RETURN_ALREADY_STARTED
134#define EFI_ABORTED RETURN_ABORTED
135#define EFI_ICMP_ERROR RETURN_ICMP_ERROR
136#define EFI_TFTP_ERROR RETURN_TFTP_ERROR
137#define EFI_PROTOCOL_ERROR RETURN_PROTOCOL_ERROR
138#define EFI_INCOMPATIBLE_VERSION RETURN_INCOMPATIBLE_VERSION
139#define EFI_SECURITY_VIOLATION RETURN_SECURITY_VIOLATION
140#define EFI_CRC_ERROR RETURN_CRC_ERROR
141#define EFI_END_OF_MEDIA RETURN_END_OF_MEDIA
142#define EFI_END_OF_FILE RETURN_END_OF_FILE
143#define EFI_INVALID_LANGUAGE RETURN_INVALID_LANGUAGE
144#define EFI_COMPROMISED_DATA RETURN_COMPROMISED_DATA
145#define EFI_HTTP_ERROR RETURN_HTTP_ERROR
146
147#define EFI_WARN_UNKNOWN_GLYPH RETURN_WARN_UNKNOWN_GLYPH
148#define EFI_WARN_DELETE_FAILURE RETURN_WARN_DELETE_FAILURE
149#define EFI_WARN_WRITE_FAILURE RETURN_WARN_WRITE_FAILURE
150#define EFI_WARN_BUFFER_TOO_SMALL RETURN_WARN_BUFFER_TOO_SMALL
151#define EFI_WARN_STALE_DATA RETURN_WARN_STALE_DATA
152#define EFI_WARN_FILE_SYSTEM RETURN_WARN_FILE_SYSTEM
153///@}
154
155///
156/// Define macro to encode the status code.
157///
158#define EFIERR(_a) ENCODE_ERROR(_a)
159
160#define EFI_ERROR(A) RETURN_ERROR(A)
161
162///
163/// ICMP error definitions
164///@{
165#define EFI_NETWORK_UNREACHABLE EFIERR(100)
166#define EFI_HOST_UNREACHABLE EFIERR(101)
167#define EFI_PROTOCOL_UNREACHABLE EFIERR(102)
168#define EFI_PORT_UNREACHABLE EFIERR(103)
169///@}
170
171///
172/// Tcp connection status definitions
173///@{
174#define EFI_CONNECTION_FIN EFIERR(104)
175#define EFI_CONNECTION_RESET EFIERR(105)
176#define EFI_CONNECTION_REFUSED EFIERR(106)
177///@}
178
179//
180// The EFI memory allocation functions work in units of EFI_PAGEs that are
181// 4KB. This should in no way be confused with the page size of the processor.
182// An EFI_PAGE is just the quanta of memory in EFI.
183//
184#define EFI_PAGE_SIZE SIZE_4KB
185#define EFI_PAGE_MASK 0xFFF
186#define EFI_PAGE_SHIFT 12
187
188/**
189 Macro that converts a size, in bytes, to a number of EFI_PAGESs.
190
191 @param Size A size in bytes. This parameter is assumed to be type UINTN.
192 Passing in a parameter that is larger than UINTN may produce
193 unexpected results.
194
195 @return The number of EFI_PAGESs associated with the number of bytes specified
196 by Size.
197
198**/
199#define EFI_SIZE_TO_PAGES(Size) (((Size) >> EFI_PAGE_SHIFT) + (((Size) & EFI_PAGE_MASK) ? 1 : 0))
200
201/**
202 Macro that converts a number of EFI_PAGEs to a size in bytes.
203
204 @param Pages The number of EFI_PAGES. This parameter is assumed to be
205 type UINTN. Passing in a parameter that is larger than
206 UINTN may produce unexpected results.
207
208 @return The number of bytes associated with the number of EFI_PAGEs specified
209 by Pages.
210
211**/
212#define EFI_PAGES_TO_SIZE(Pages) ((Pages) << EFI_PAGE_SHIFT)
213
214///
215/// PE32+ Machine type for IA32 UEFI images.
216///
217#define EFI_IMAGE_MACHINE_IA32 0x014C
218
219///
220/// PE32+ Machine type for IA64 UEFI images.
221///
222#define EFI_IMAGE_MACHINE_IA64 0x0200
223
224///
225/// PE32+ Machine type for EBC UEFI images.
226///
227#define EFI_IMAGE_MACHINE_EBC 0x0EBC
228
229///
230/// PE32+ Machine type for X64 UEFI images.
231///
232#define EFI_IMAGE_MACHINE_X64 0x8664
233
234///
235/// PE32+ Machine type for ARM mixed ARM and Thumb/Thumb2 images.
236///
237#define EFI_IMAGE_MACHINE_ARMTHUMB_MIXED 0x01C2
238
239///
240/// PE32+ Machine type for AARCH64 A64 images.
241///
242#define EFI_IMAGE_MACHINE_AARCH64 0xAA64
243
244///
245/// PE32+ Machine type for RISC-V 32/64/128
246///
247#define EFI_IMAGE_MACHINE_RISCV32 0x5032
248#define EFI_IMAGE_MACHINE_RISCV64 0x5064
249#define EFI_IMAGE_MACHINE_RISCV128 0x5128
250
251#if !defined(EFI_IMAGE_MACHINE_TYPE_VALUE) && !defined(EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
252#if defined (MDE_CPU_IA32)
253
254#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
255 ((Machine) == EFI_IMAGE_MACHINE_IA32)
256
257#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_X64)
258
259#elif defined (MDE_CPU_X64)
260
261#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
262 ((Machine) == EFI_IMAGE_MACHINE_X64)
263
264#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_IA32)
265
266#elif defined (MDE_CPU_ARM)
267
268#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED)
269
270#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
271
272#elif defined (MDE_CPU_AARCH64)
273
274#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
275 ((Machine) == EFI_IMAGE_MACHINE_AARCH64)
276
277#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
278
279#elif defined (MDE_CPU_RISCV64)
280#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
281 ((Machine) == EFI_IMAGE_MACHINE_RISCV64)
282
283#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
284
285#elif defined (MDE_CPU_EBC)
286
287///
288/// This is just to make sure you can cross compile with the EBC compiler.
289/// It does not make sense to have a PE loader coded in EBC.
290///
291#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_EBC)
292
293#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
294
295#else
296#error Unknown Processor Type
297#endif
298#else
299#if defined (EFI_IMAGE_MACHINE_TYPE_VALUE)
300#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_TYPE_VALUE)
301#else
302#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) (FALSE)
303#endif
304#if defined (EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
305#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
306#else
307#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
308#endif
309#endif
310
311#endif