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Ronak Kanabar1ae366f2023-06-07 01:21:56 +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>
7Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
8
9SPDX-License-Identifier: BSD-2-Clause-Patent
10
11**/
12
13#ifndef __UEFI_BASETYPE_H__
14#define __UEFI_BASETYPE_H__
15
16#include <Base.h>
17
18//
19// Basic data type definitions introduced in UEFI.
20//
21
22///
23/// 128-bit buffer containing a unique identifier value.
24///
25typedef GUID EFI_GUID;
26///
27/// Function return status for EFI API.
28///
29typedef RETURN_STATUS EFI_STATUS;
30///
31/// A collection of related interfaces.
32///
33typedef VOID *EFI_HANDLE;
34///
35/// Handle to an event structure.
36///
37typedef VOID *EFI_EVENT;
38///
39/// Task priority level.
40///
41typedef UINTN EFI_TPL;
42///
43/// Logical block address.
44///
45typedef UINT64 EFI_LBA;
46
47///
48/// 64-bit physical memory address.
49///
50typedef UINT64 EFI_PHYSICAL_ADDRESS;
51
52///
53/// 64-bit virtual memory address.
54///
55typedef UINT64 EFI_VIRTUAL_ADDRESS;
56
57///
58/// EFI Time Abstraction:
59/// Year: 1900 - 9999
60/// Month: 1 - 12
61/// Day: 1 - 31
62/// Hour: 0 - 23
63/// Minute: 0 - 59
64/// Second: 0 - 59
65/// Nanosecond: 0 - 999,999,999
66/// TimeZone: -1440 to 1440 or 2047
67///
68typedef struct {
69 UINT16 Year;
70 UINT8 Month;
71 UINT8 Day;
72 UINT8 Hour;
73 UINT8 Minute;
74 UINT8 Second;
75 UINT8 Pad1;
76 UINT32 Nanosecond;
77 INT16 TimeZone;
78 UINT8 Daylight;
79 UINT8 Pad2;
80} EFI_TIME;
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/// Enumeration of EFI_STATUS.
111///@{
112#define EFI_SUCCESS RETURN_SUCCESS
113#define EFI_LOAD_ERROR RETURN_LOAD_ERROR
114#define EFI_INVALID_PARAMETER RETURN_INVALID_PARAMETER
115#define EFI_UNSUPPORTED RETURN_UNSUPPORTED
116#define EFI_BAD_BUFFER_SIZE RETURN_BAD_BUFFER_SIZE
117#define EFI_BUFFER_TOO_SMALL RETURN_BUFFER_TOO_SMALL
118#define EFI_NOT_READY RETURN_NOT_READY
119#define EFI_DEVICE_ERROR RETURN_DEVICE_ERROR
120#define EFI_WRITE_PROTECTED RETURN_WRITE_PROTECTED
121#define EFI_OUT_OF_RESOURCES RETURN_OUT_OF_RESOURCES
122#define EFI_VOLUME_CORRUPTED RETURN_VOLUME_CORRUPTED
123#define EFI_VOLUME_FULL RETURN_VOLUME_FULL
124#define EFI_NO_MEDIA RETURN_NO_MEDIA
125#define EFI_MEDIA_CHANGED RETURN_MEDIA_CHANGED
126#define EFI_NOT_FOUND RETURN_NOT_FOUND
127#define EFI_ACCESS_DENIED RETURN_ACCESS_DENIED
128#define EFI_NO_RESPONSE RETURN_NO_RESPONSE
129#define EFI_NO_MAPPING RETURN_NO_MAPPING
130#define EFI_TIMEOUT RETURN_TIMEOUT
131#define EFI_NOT_STARTED RETURN_NOT_STARTED
132#define EFI_ALREADY_STARTED RETURN_ALREADY_STARTED
133#define EFI_ABORTED RETURN_ABORTED
134#define EFI_ICMP_ERROR RETURN_ICMP_ERROR
135#define EFI_TFTP_ERROR RETURN_TFTP_ERROR
136#define EFI_PROTOCOL_ERROR RETURN_PROTOCOL_ERROR
137#define EFI_INCOMPATIBLE_VERSION RETURN_INCOMPATIBLE_VERSION
138#define EFI_SECURITY_VIOLATION RETURN_SECURITY_VIOLATION
139#define EFI_CRC_ERROR RETURN_CRC_ERROR
140#define EFI_END_OF_MEDIA RETURN_END_OF_MEDIA
141#define EFI_END_OF_FILE RETURN_END_OF_FILE
142#define EFI_INVALID_LANGUAGE RETURN_INVALID_LANGUAGE
143#define EFI_COMPROMISED_DATA RETURN_COMPROMISED_DATA
144#define EFI_HTTP_ERROR RETURN_HTTP_ERROR
145
146#define EFI_WARN_UNKNOWN_GLYPH RETURN_WARN_UNKNOWN_GLYPH
147#define EFI_WARN_DELETE_FAILURE RETURN_WARN_DELETE_FAILURE
148#define EFI_WARN_WRITE_FAILURE RETURN_WARN_WRITE_FAILURE
149#define EFI_WARN_BUFFER_TOO_SMALL RETURN_WARN_BUFFER_TOO_SMALL
150#define EFI_WARN_STALE_DATA RETURN_WARN_STALE_DATA
151#define EFI_WARN_FILE_SYSTEM RETURN_WARN_FILE_SYSTEM
152///@}
153
154///
155/// Define macro to encode the status code.
156///
157#define EFIERR(_a) ENCODE_ERROR(_a)
158
159#define EFI_ERROR(A) RETURN_ERROR(A)
160
161///
162/// ICMP error definitions
163///@{
164#define EFI_NETWORK_UNREACHABLE EFIERR(100)
165#define EFI_HOST_UNREACHABLE EFIERR(101)
166#define EFI_PROTOCOL_UNREACHABLE EFIERR(102)
167#define EFI_PORT_UNREACHABLE EFIERR(103)
168///@}
169
170///
171/// Tcp connection status definitions
172///@{
173#define EFI_CONNECTION_FIN EFIERR(104)
174#define EFI_CONNECTION_RESET EFIERR(105)
175#define EFI_CONNECTION_REFUSED EFIERR(106)
176///@}
177
178//
179// The EFI memory allocation functions work in units of EFI_PAGEs that are
180// 4KB. This should in no way be confused with the page size of the processor.
181// An EFI_PAGE is just the quanta of memory in EFI.
182//
183#define EFI_PAGE_SIZE SIZE_4KB
184#define EFI_PAGE_MASK 0xFFF
185#define EFI_PAGE_SHIFT 12
186
187/**
188 Macro that converts a size, in bytes, to a number of EFI_PAGESs.
189
190 @param Size A size in bytes. This parameter is assumed to be type UINTN.
191 Passing in a parameter that is larger than UINTN may produce
192 unexpected results.
193
194 @return The number of EFI_PAGESs associated with the number of bytes specified
195 by Size.
196
197**/
198#define EFI_SIZE_TO_PAGES(Size) (((Size) >> EFI_PAGE_SHIFT) + (((Size) & EFI_PAGE_MASK) ? 1 : 0))
199
200/**
201 Macro that converts a number of EFI_PAGEs to a size in bytes.
202
203 @param Pages The number of EFI_PAGES. This parameter is assumed to be
204 type UINTN. Passing in a parameter that is larger than
205 UINTN may produce unexpected results.
206
207 @return The number of bytes associated with the number of EFI_PAGEs specified
208 by Pages.
209
210**/
211#define EFI_PAGES_TO_SIZE(Pages) ((Pages) << EFI_PAGE_SHIFT)
212
213///
214/// PE32+ Machine type for IA32 UEFI images.
215///
216#define EFI_IMAGE_MACHINE_IA32 0x014C
217
218///
219/// PE32+ Machine type for IA64 UEFI images.
220///
221#define EFI_IMAGE_MACHINE_IA64 0x0200
222
223///
224/// PE32+ Machine type for EBC UEFI images.
225///
226#define EFI_IMAGE_MACHINE_EBC 0x0EBC
227
228///
229/// PE32+ Machine type for X64 UEFI images.
230///
231#define EFI_IMAGE_MACHINE_X64 0x8664
232
233///
234/// PE32+ Machine type for ARM mixed ARM and Thumb/Thumb2 images.
235///
236#define EFI_IMAGE_MACHINE_ARMTHUMB_MIXED 0x01C2
237
238///
239/// PE32+ Machine type for AARCH64 A64 images.
240///
241#define EFI_IMAGE_MACHINE_AARCH64 0xAA64
242
243///
244/// PE32+ Machine type for RISC-V 32/64/128
245///
246#define EFI_IMAGE_MACHINE_RISCV32 0x5032
247#define EFI_IMAGE_MACHINE_RISCV64 0x5064
248#define EFI_IMAGE_MACHINE_RISCV128 0x5128
249
250///
251/// PE32+ Machine type for LoongArch 32/64 images.
252///
253#define EFI_IMAGE_MACHINE_LOONGARCH32 0x6232
254#define EFI_IMAGE_MACHINE_LOONGARCH64 0x6264
255
256#if !defined (EFI_IMAGE_MACHINE_TYPE_VALUE) && !defined (EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
257 #if defined (MDE_CPU_IA32)
258
259#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
260 ((Machine) == EFI_IMAGE_MACHINE_IA32)
261
262#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_X64)
263
264 #elif defined (MDE_CPU_X64)
265
266#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
267 ((Machine) == EFI_IMAGE_MACHINE_X64)
268
269#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_IA32)
270
271 #elif defined (MDE_CPU_ARM)
272
273#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED)
274
275#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
276
277 #elif defined (MDE_CPU_AARCH64)
278
279#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
280 ((Machine) == EFI_IMAGE_MACHINE_AARCH64)
281
282#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
283
284 #elif defined (MDE_CPU_RISCV64)
285#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
286 ((Machine) == EFI_IMAGE_MACHINE_RISCV64)
287
288#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
289
290 #elif defined (MDE_CPU_LOONGARCH64)
291
292#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
293 ((Machine) == EFI_IMAGE_MACHINE_LOONGARCH64)
294
295#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
296
297 #elif defined (MDE_CPU_EBC)
298
299///
300/// This is just to make sure you can cross compile with the EBC compiler.
301/// It does not make sense to have a PE loader coded in EBC.
302///
303#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_EBC)
304
305#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
306
307 #else
308 #error Unknown Processor Type
309 #endif
310#else
311 #if defined (EFI_IMAGE_MACHINE_TYPE_VALUE)
312#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_TYPE_VALUE)
313 #else
314#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) (FALSE)
315 #endif
316 #if defined (EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
317#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_CROSS_TYPE_VALUE)
318 #else
319#define EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED(Machine) (FALSE)
320 #endif
321#endif
322
323#endif