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959ccb23 1/** @file\r
e0c047a0 2 Include file that supports UEFI.\r
959ccb23 3\r
fee5ea2c
HW
4 This include file must contain things defined in the UEFI 2.7 specification.\r
5 If a code construct is defined in the UEFI 2.7 specification it must be included\r
959ccb23 6 by this include file.\r
7\r
228a9c29 8Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
9344f092 9SPDX-License-Identifier: BSD-2-Clause-Patent\r
959ccb23 10\r
959ccb23 11**/\r
12\r
13#ifndef __UEFI_SPEC_H__\r
14#define __UEFI_SPEC_H__\r
15\r
16#include <Uefi/UefiMultiPhase.h>\r
17\r
18#include <Protocol/DevicePath.h>\r
19#include <Protocol/SimpleTextIn.h>\r
2be21afb 20#include <Protocol/SimpleTextInEx.h>\r
959ccb23 21#include <Protocol/SimpleTextOut.h>\r
22\r
8b13229b 23///\r
2a3f6a21 24/// Enumeration of EFI memory allocation types.\r
8b13229b 25///\r
959ccb23 26typedef enum {\r
2a3f6a21 27 ///\r
af2dc6a7 28 /// Allocate any available range of pages that satisfies the request.\r
2a3f6a21 29 ///\r
959ccb23 30 AllocateAnyPages,\r
2a3f6a21 31 ///\r
9095d37b 32 /// Allocate any available range of pages whose uppermost address is less than\r
af2dc6a7 33 /// or equal to a specified maximum address.\r
2a3f6a21 34 ///\r
959ccb23 35 AllocateMaxAddress,\r
2a3f6a21 36 ///\r
af2dc6a7 37 /// Allocate pages at a specified address.\r
2a3f6a21 38 ///\r
959ccb23 39 AllocateAddress,\r
2a3f6a21 40 ///\r
af2dc6a7 41 /// Maximum enumeration value that may be used for bounds checking.\r
2a3f6a21 42 ///\r
959ccb23 43 MaxAllocateType\r
44} EFI_ALLOCATE_TYPE;\r
45\r
5413e8e8 46//\r
47// Bit definitions for EFI_TIME.Daylight\r
48//\r
49#define EFI_TIME_ADJUST_DAYLIGHT 0x01\r
50#define EFI_TIME_IN_DAYLIGHT 0x02\r
51\r
8b13229b 52///\r
af2dc6a7 53/// Value definition for EFI_TIME.TimeZone.\r
8b13229b 54///\r
5413e8e8 55#define EFI_UNSPECIFIED_TIMEZONE 0x07FF\r
959ccb23 56\r
57//\r
e0c047a0 58// Memory cacheability attributes\r
959ccb23 59//\r
e919c766
SZ
60#define EFI_MEMORY_UC 0x0000000000000001ULL\r
61#define EFI_MEMORY_WC 0x0000000000000002ULL\r
62#define EFI_MEMORY_WT 0x0000000000000004ULL\r
63#define EFI_MEMORY_WB 0x0000000000000008ULL\r
64#define EFI_MEMORY_UCE 0x0000000000000010ULL\r
959ccb23 65//\r
e0c047a0 66// Physical memory protection attributes\r
959ccb23 67//\r
ecde59b2
SZ
68// Note: UEFI spec 2.5 and following: use EFI_MEMORY_RO as write-protected physical memory\r
69// protection attribute. Also, EFI_MEMORY_WP means cacheability attribute.\r
70//\r
e919c766
SZ
71#define EFI_MEMORY_WP 0x0000000000001000ULL\r
72#define EFI_MEMORY_RP 0x0000000000002000ULL\r
73#define EFI_MEMORY_XP 0x0000000000004000ULL\r
74#define EFI_MEMORY_RO 0x0000000000020000ULL\r
e0c047a0 75//\r
9095d37b 76// Physical memory persistence attribute.\r
6c98edac
LG
77// The memory region supports byte-addressable non-volatility.\r
78//\r
e919c766
SZ
79#define EFI_MEMORY_NV 0x0000000000008000ULL\r
80//\r
81// The memory region provides higher reliability relative to other memory in the system.\r
82// If all memory has the same reliability, then this bit is not used.\r
83//\r
84#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000ULL\r
c18708d2
HQ
85\r
86//\r
87// Note: UEFI spec 2.8 and following:\r
88//\r
89// Specific-purpose memory (SPM). The memory is earmarked for\r
90// specific purposes such as for specific device drivers or applications.\r
91// The SPM attribute serves as a hint to the OS to avoid allocating this\r
92// memory for core OS data or code that can not be relocated.\r
93//\r
94#define EFI_MEMORY_SP 0x0000000000040000ULL\r
95//\r
96// If this flag is set, the memory region is capable of being\r
97// protected with the CPU?s memory cryptographic\r
98// capabilities. If this flag is clear, the memory region is not\r
99// capable of being protected with the CPU?s memory\r
100// cryptographic capabilities or the CPU does not support CPU\r
101// memory cryptographic capabilities.\r
102//\r
103#define EFI_MEMORY_CPU_CRYPTO 0x0000000000080000ULL\r
104\r
6c98edac 105//\r
e0c047a0 106// Runtime memory attribute\r
107//\r
e919c766 108#define EFI_MEMORY_RUNTIME 0x8000000000000000ULL\r
959ccb23 109\r
8b13229b 110///\r
af2dc6a7 111/// Memory descriptor version number.\r
8b13229b 112///\r
959ccb23 113#define EFI_MEMORY_DESCRIPTOR_VERSION 1\r
e0c047a0 114\r
115///\r
af2dc6a7 116/// Definition of an EFI memory descriptor.\r
e0c047a0 117///\r
959ccb23 118typedef struct {\r
2a3f6a21 119 ///\r
5779d550
DB
120 /// Type of the memory region.\r
121 /// Type EFI_MEMORY_TYPE is defined in the\r
122 /// AllocatePages() function description.\r
2a3f6a21 123 ///\r
00edb218 124 UINT32 Type;\r
2a3f6a21 125 ///\r
5779d550
DB
126 /// Physical address of the first byte in the memory region. PhysicalStart must be\r
127 /// aligned on a 4 KiB boundary, and must not be above 0xfffffffffffff000. Type\r
128 /// EFI_PHYSICAL_ADDRESS is defined in the AllocatePages() function description\r
2a3f6a21 129 ///\r
00edb218 130 EFI_PHYSICAL_ADDRESS PhysicalStart;\r
2a3f6a21 131 ///\r
5779d550
DB
132 /// Virtual address of the first byte in the memory region.\r
133 /// VirtualStart must be aligned on a 4 KiB boundary,\r
134 /// and must not be above 0xfffffffffffff000.\r
2a3f6a21 135 ///\r
00edb218 136 EFI_VIRTUAL_ADDRESS VirtualStart;\r
2a3f6a21 137 ///\r
5779d550
DB
138 /// NumberOfPagesNumber of 4 KiB pages in the memory region.\r
139 /// NumberOfPages must not be 0, and must not be any value\r
140 /// that would represent a memory page with a start address,\r
141 /// either physical or virtual, above 0xfffffffffffff000.\r
2a3f6a21 142 ///\r
00edb218 143 UINT64 NumberOfPages;\r
2a3f6a21 144 ///\r
145 /// Attributes of the memory region that describe the bit mask of capabilities\r
9095d37b 146 /// for that memory region, and not necessarily the current settings for that\r
2a3f6a21 147 /// memory region.\r
148 ///\r
00edb218 149 UINT64 Attribute;\r
959ccb23 150} EFI_MEMORY_DESCRIPTOR;\r
151\r
959ccb23 152/**\r
153 Allocates memory pages from the system.\r
154\r
d3d92557
FT
155 @param[in] Type The type of allocation to perform.\r
156 @param[in] MemoryType The type of memory to allocate.\r
ff9331e6
SZ
157 MemoryType values in the range 0x70000000..0x7FFFFFFF\r
158 are reserved for OEM use. MemoryType values in the range\r
159 0x80000000..0xFFFFFFFF are reserved for use by UEFI OS loaders\r
379f1cfe 160 that are provided by operating system vendors.\r
d3d92557
FT
161 @param[in] Pages The number of contiguous 4 KB pages to allocate.\r
162 @param[in, out] Memory The pointer to a physical address. On input, the way in which the address is\r
163 used depends on the value of Type.\r
959ccb23 164\r
165 @retval EFI_SUCCESS The requested pages were allocated.\r
166 @retval EFI_INVALID_PARAMETER 1) Type is not AllocateAnyPages or\r
167 AllocateMaxAddress or AllocateAddress.\r
168 2) MemoryType is in the range\r
ff9331e6 169 EfiMaxMemoryType..0x6FFFFFFF.\r
3e058701 170 3) Memory is NULL.\r
379f1cfe 171 4) MemoryType is EfiPersistentMemory.\r
959ccb23 172 @retval EFI_OUT_OF_RESOURCES The pages could not be allocated.\r
173 @retval EFI_NOT_FOUND The requested pages could not be found.\r
174\r
175**/\r
176typedef\r
177EFI_STATUS\r
8b13229b 178(EFIAPI *EFI_ALLOCATE_PAGES)(\r
959ccb23 179 IN EFI_ALLOCATE_TYPE Type,\r
180 IN EFI_MEMORY_TYPE MemoryType,\r
181 IN UINTN Pages,\r
182 IN OUT EFI_PHYSICAL_ADDRESS *Memory\r
183 );\r
184\r
185/**\r
186 Frees memory pages.\r
187\r
d3d92557
FT
188 @param[in] Memory The base physical address of the pages to be freed.\r
189 @param[in] Pages The number of contiguous 4 KB pages to free.\r
959ccb23 190\r
191 @retval EFI_SUCCESS The requested pages were freed.\r
192 @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.\r
193 @retval EFI_NOT_FOUND The requested memory pages were not allocated with\r
194 AllocatePages().\r
195\r
196**/\r
197typedef\r
198EFI_STATUS\r
8b13229b 199(EFIAPI *EFI_FREE_PAGES)(\r
959ccb23 200 IN EFI_PHYSICAL_ADDRESS Memory,\r
201 IN UINTN Pages\r
202 );\r
203\r
204/**\r
205 Returns the current memory map.\r
206\r
d3d92557
FT
207 @param[in, out] MemoryMapSize A pointer to the size, in bytes, of the MemoryMap buffer.\r
208 On input, this is the size of the buffer allocated by the caller.\r
209 On output, it is the size of the buffer returned by the firmware if\r
210 the buffer was large enough, or the size of the buffer needed to contain\r
211 the map if the buffer was too small.\r
212 @param[in, out] MemoryMap A pointer to the buffer in which firmware places the current memory\r
213 map.\r
214 @param[out] MapKey A pointer to the location in which firmware returns the key for the\r
215 current memory map.\r
216 @param[out] DescriptorSize A pointer to the location in which firmware returns the size, in bytes, of\r
217 an individual EFI_MEMORY_DESCRIPTOR.\r
218 @param[out] DescriptorVersion A pointer to the location in which firmware returns the version number\r
219 associated with the EFI_MEMORY_DESCRIPTOR.\r
959ccb23 220\r
221 @retval EFI_SUCCESS The memory map was returned in the MemoryMap buffer.\r
222 @retval EFI_BUFFER_TOO_SMALL The MemoryMap buffer was too small. The current buffer size\r
223 needed to hold the memory map is returned in MemoryMapSize.\r
224 @retval EFI_INVALID_PARAMETER 1) MemoryMapSize is NULL.\r
225 2) The MemoryMap buffer is not too small and MemoryMap is\r
226 NULL.\r
227\r
228**/\r
229typedef\r
230EFI_STATUS\r
8b13229b 231(EFIAPI *EFI_GET_MEMORY_MAP)(\r
959ccb23 232 IN OUT UINTN *MemoryMapSize,\r
233 IN OUT EFI_MEMORY_DESCRIPTOR *MemoryMap,\r
234 OUT UINTN *MapKey,\r
235 OUT UINTN *DescriptorSize,\r
236 OUT UINT32 *DescriptorVersion\r
237 );\r
238\r
239/**\r
240 Allocates pool memory.\r
241\r
d3d92557 242 @param[in] PoolType The type of pool to allocate.\r
ff9331e6
SZ
243 MemoryType values in the range 0x70000000..0x7FFFFFFF\r
244 are reserved for OEM use. MemoryType values in the range\r
245 0x80000000..0xFFFFFFFF are reserved for use by UEFI OS loaders\r
379f1cfe 246 that are provided by operating system vendors.\r
d3d92557
FT
247 @param[in] Size The number of bytes to allocate from the pool.\r
248 @param[out] Buffer A pointer to a pointer to the allocated buffer if the call succeeds;\r
959ccb23 249 undefined otherwise.\r
250\r
251 @retval EFI_SUCCESS The requested number of bytes was allocated.\r
252 @retval EFI_OUT_OF_RESOURCES The pool requested could not be allocated.\r
379f1cfe
SZ
253 @retval EFI_INVALID_PARAMETER Buffer is NULL.\r
254 PoolType is in the range EfiMaxMemoryType..0x6FFFFFFF.\r
255 PoolType is EfiPersistentMemory.\r
959ccb23 256\r
257**/\r
258typedef\r
259EFI_STATUS\r
8b13229b 260(EFIAPI *EFI_ALLOCATE_POOL)(\r
959ccb23 261 IN EFI_MEMORY_TYPE PoolType,\r
262 IN UINTN Size,\r
263 OUT VOID **Buffer\r
264 );\r
265\r
266/**\r
267 Returns pool memory to the system.\r
268\r
d3d92557 269 @param[in] Buffer The pointer to the buffer to free.\r
959ccb23 270\r
271 @retval EFI_SUCCESS The memory was returned to the system.\r
272 @retval EFI_INVALID_PARAMETER Buffer was invalid.\r
273\r
274**/\r
275typedef\r
276EFI_STATUS\r
8b13229b 277(EFIAPI *EFI_FREE_POOL)(\r
959ccb23 278 IN VOID *Buffer\r
279 );\r
280\r
281/**\r
282 Changes the runtime addressing mode of EFI firmware from physical to virtual.\r
283\r
d3d92557
FT
284 @param[in] MemoryMapSize The size in bytes of VirtualMap.\r
285 @param[in] DescriptorSize The size in bytes of an entry in the VirtualMap.\r
286 @param[in] DescriptorVersion The version of the structure entries in VirtualMap.\r
287 @param[in] VirtualMap An array of memory descriptors which contain new virtual\r
959ccb23 288 address mapping information for all runtime ranges.\r
289\r
290 @retval EFI_SUCCESS The virtual address map has been applied.\r
291 @retval EFI_UNSUPPORTED EFI firmware is not at runtime, or the EFI firmware is already in\r
292 virtual address mapped mode.\r
293 @retval EFI_INVALID_PARAMETER DescriptorSize or DescriptorVersion is invalid.\r
294 @retval EFI_NO_MAPPING A virtual address was not supplied for a range in the memory\r
295 map that requires a mapping.\r
296 @retval EFI_NOT_FOUND A virtual address was supplied for an address that is not found\r
297 in the memory map.\r
298\r
299**/\r
300typedef\r
301EFI_STATUS\r
8b13229b 302(EFIAPI *EFI_SET_VIRTUAL_ADDRESS_MAP)(\r
959ccb23 303 IN UINTN MemoryMapSize,\r
304 IN UINTN DescriptorSize,\r
305 IN UINT32 DescriptorVersion,\r
306 IN EFI_MEMORY_DESCRIPTOR *VirtualMap\r
307 );\r
308\r
309/**\r
310 Connects one or more drivers to a controller.\r
311\r
d3d92557
FT
312 @param[in] ControllerHandle The handle of the controller to which driver(s) are to be connected.\r
313 @param[in] DriverImageHandle A pointer to an ordered list handles that support the\r
314 EFI_DRIVER_BINDING_PROTOCOL.\r
315 @param[in] RemainingDevicePath A pointer to the device path that specifies a child of the\r
316 controller specified by ControllerHandle.\r
317 @param[in] Recursive If TRUE, then ConnectController() is called recursively\r
318 until the entire tree of controllers below the controller specified\r
319 by ControllerHandle have been created. If FALSE, then\r
320 the tree of controllers is only expanded one level.\r
959ccb23 321\r
322 @retval EFI_SUCCESS 1) One or more drivers were connected to ControllerHandle.\r
323 2) No drivers were connected to ControllerHandle, but\r
324 RemainingDevicePath is not NULL, and it is an End Device\r
325 Path Node.\r
18bd7e85 326 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
959ccb23 327 @retval EFI_NOT_FOUND 1) There are no EFI_DRIVER_BINDING_PROTOCOL instances\r
328 present in the system.\r
329 2) No drivers were connected to ControllerHandle.\r
9095d37b
LG
330 @retval EFI_SECURITY_VIOLATION\r
331 The user has no permission to start UEFI device drivers on the device path\r
b92b1209 332 associated with the ControllerHandle or specified by the RemainingDevicePath.\r
959ccb23 333**/\r
334typedef\r
335EFI_STATUS\r
8b13229b 336(EFIAPI *EFI_CONNECT_CONTROLLER)(\r
959ccb23 337 IN EFI_HANDLE ControllerHandle,\r
338 IN EFI_HANDLE *DriverImageHandle, OPTIONAL\r
339 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath, OPTIONAL\r
340 IN BOOLEAN Recursive\r
341 );\r
342\r
343/**\r
344 Disconnects one or more drivers from a controller.\r
345\r
d3d92557
FT
346 @param[in] ControllerHandle The handle of the controller from which driver(s) are to be disconnected.\r
347 @param[in] DriverImageHandle The driver to disconnect from ControllerHandle.\r
348 If DriverImageHandle is NULL, then all the drivers currently managing\r
349 ControllerHandle are disconnected from ControllerHandle.\r
350 @param[in] ChildHandle The handle of the child to destroy.\r
351 If ChildHandle is NULL, then all the children of ControllerHandle are\r
352 destroyed before the drivers are disconnected from ControllerHandle.\r
959ccb23 353\r
354 @retval EFI_SUCCESS 1) One or more drivers were disconnected from the controller.\r
355 2) On entry, no drivers are managing ControllerHandle.\r
356 3) DriverImageHandle is not NULL, and on entry\r
357 DriverImageHandle is not managing ControllerHandle.\r
d9de7921 358 @retval EFI_INVALID_PARAMETER 1) ControllerHandle is NULL.\r
e0c047a0 359 2) DriverImageHandle is not NULL, and it is not a valid EFI_HANDLE.\r
360 3) ChildHandle is not NULL, and it is not a valid EFI_HANDLE.\r
361 4) DriverImageHandle does not support the EFI_DRIVER_BINDING_PROTOCOL.\r
959ccb23 362 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to disconnect any drivers from\r
363 ControllerHandle.\r
364 @retval EFI_DEVICE_ERROR The controller could not be disconnected because of a device error.\r
365\r
366**/\r
367typedef\r
368EFI_STATUS\r
8b13229b 369(EFIAPI *EFI_DISCONNECT_CONTROLLER)(\r
959ccb23 370 IN EFI_HANDLE ControllerHandle,\r
371 IN EFI_HANDLE DriverImageHandle, OPTIONAL\r
372 IN EFI_HANDLE ChildHandle OPTIONAL\r
373 );\r
374\r
375\r
376\r
377//\r
378// ConvertPointer DebugDisposition type.\r
379//\r
380#define EFI_OPTIONAL_PTR 0x00000001\r
959ccb23 381\r
382/**\r
383 Determines the new virtual address that is to be used on subsequent memory accesses.\r
384\r
d3d92557
FT
385 @param[in] DebugDisposition Supplies type information for the pointer being converted.\r
386 @param[in, out] Address A pointer to a pointer that is to be fixed to be the value needed\r
387 for the new virtual address mappings being applied.\r
959ccb23 388\r
389 @retval EFI_SUCCESS The pointer pointed to by Address was modified.\r
390 @retval EFI_INVALID_PARAMETER 1) Address is NULL.\r
391 2) *Address is NULL and DebugDisposition does\r
392 not have the EFI_OPTIONAL_PTR bit set.\r
393 @retval EFI_NOT_FOUND The pointer pointed to by Address was not found to be part\r
394 of the current memory map. This is normally fatal.\r
395\r
396**/\r
397typedef\r
398EFI_STATUS\r
8b13229b 399(EFIAPI *EFI_CONVERT_POINTER)(\r
959ccb23 400 IN UINTN DebugDisposition,\r
401 IN OUT VOID **Address\r
402 );\r
403\r
404\r
405//\r
ac644614 406// These types can be ORed together as needed - for example,\r
93ce5aca 407// EVT_TIMER might be Ored with EVT_NOTIFY_WAIT or\r
959ccb23 408// EVT_NOTIFY_SIGNAL.\r
409//\r
00edb218
A
410#define EVT_TIMER 0x80000000\r
411#define EVT_RUNTIME 0x40000000\r
00edb218
A
412#define EVT_NOTIFY_WAIT 0x00000100\r
413#define EVT_NOTIFY_SIGNAL 0x00000200\r
93ce5aca 414\r
00edb218 415#define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201\r
93ce5aca 416#define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202\r
959ccb23 417\r
418//\r
ac644614 419// The event's NotifyContext pointer points to a runtime memory\r
d0c64728 420// address.\r
959ccb23 421// The event is deprecated in UEFI2.0 and later specifications.\r
d0c64728 422//\r
959ccb23 423#define EVT_RUNTIME_CONTEXT 0x20000000\r
424\r
425\r
426/**\r
427 Invoke a notification event\r
428\r
d3d92557
FT
429 @param[in] Event Event whose notification function is being invoked.\r
430 @param[in] Context The pointer to the notification function's context,\r
431 which is implementation-dependent.\r
959ccb23 432\r
433**/\r
434typedef\r
435VOID\r
8b13229b 436(EFIAPI *EFI_EVENT_NOTIFY)(\r
959ccb23 437 IN EFI_EVENT Event,\r
438 IN VOID *Context\r
439 );\r
440\r
441/**\r
442 Creates an event.\r
443\r
d3d92557
FT
444 @param[in] Type The type of event to create and its mode and attributes.\r
445 @param[in] NotifyTpl The task priority level of event notifications, if needed.\r
446 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
447 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 448 Context in the notification function.\r
d3d92557 449 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 450 otherwise.\r
451\r
452 @retval EFI_SUCCESS The event structure was created.\r
453 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
454 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
455\r
456**/\r
457typedef\r
458EFI_STATUS\r
8b13229b 459(EFIAPI *EFI_CREATE_EVENT)(\r
959ccb23 460 IN UINT32 Type,\r
461 IN EFI_TPL NotifyTpl,\r
462 IN EFI_EVENT_NOTIFY NotifyFunction,\r
463 IN VOID *NotifyContext,\r
464 OUT EFI_EVENT *Event\r
465 );\r
466\r
467/**\r
468 Creates an event in a group.\r
469\r
d3d92557
FT
470 @param[in] Type The type of event to create and its mode and attributes.\r
471 @param[in] NotifyTpl The task priority level of event notifications,if needed.\r
472 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
473 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 474 Context in the notification function.\r
d3d92557 475 @param[in] EventGroup The pointer to the unique identifier of the group to which this event belongs.\r
e0c047a0 476 If this is NULL, then the function behaves as if the parameters were passed\r
477 to CreateEvent.\r
d3d92557 478 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 479 otherwise.\r
480\r
481 @retval EFI_SUCCESS The event structure was created.\r
482 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
483 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
484\r
485**/\r
486typedef\r
487EFI_STATUS\r
8b13229b 488(EFIAPI *EFI_CREATE_EVENT_EX)(\r
959ccb23 489 IN UINT32 Type,\r
e0c047a0 490 IN EFI_TPL NotifyTpl,\r
959ccb23 491 IN EFI_EVENT_NOTIFY NotifyFunction OPTIONAL,\r
492 IN CONST VOID *NotifyContext OPTIONAL,\r
493 IN CONST EFI_GUID *EventGroup OPTIONAL,\r
494 OUT EFI_EVENT *Event\r
495 );\r
496\r
e0c047a0 497///\r
498/// Timer delay types\r
499///\r
959ccb23 500typedef enum {\r
2a3f6a21 501 ///\r
af2dc6a7 502 /// An event's timer settings is to be cancelled and not trigger time is to be set/\r
2a3f6a21 503 ///\r
959ccb23 504 TimerCancel,\r
2a3f6a21 505 ///\r
93e8d03c 506 /// An event is to be signaled periodically at a specified interval from the current time.\r
2a3f6a21 507 ///\r
959ccb23 508 TimerPeriodic,\r
2a3f6a21 509 ///\r
93e8d03c 510 /// An event is to be signaled once at a specified interval from the current time.\r
2a3f6a21 511 ///\r
959ccb23 512 TimerRelative\r
513} EFI_TIMER_DELAY;\r
514\r
515/**\r
516 Sets the type of timer and the trigger time for a timer event.\r
517\r
d3d92557
FT
518 @param[in] Event The timer event that is to be signaled at the specified time.\r
519 @param[in] Type The type of time that is specified in TriggerTime.\r
520 @param[in] TriggerTime The number of 100ns units until the timer expires.\r
e0c047a0 521 A TriggerTime of 0 is legal.\r
522 If Type is TimerRelative and TriggerTime is 0, then the timer\r
523 event will be signaled on the next timer tick.\r
524 If Type is TimerPeriodic and TriggerTime is 0, then the timer\r
525 event will be signaled on every timer tick.\r
959ccb23 526\r
527 @retval EFI_SUCCESS The event has been set to be signaled at the requested time.\r
528 @retval EFI_INVALID_PARAMETER Event or Type is not valid.\r
529\r
530**/\r
531typedef\r
532EFI_STATUS\r
8b13229b 533(EFIAPI *EFI_SET_TIMER)(\r
959ccb23 534 IN EFI_EVENT Event,\r
535 IN EFI_TIMER_DELAY Type,\r
536 IN UINT64 TriggerTime\r
537 );\r
538\r
539/**\r
540 Signals an event.\r
541\r
d3d92557 542 @param[in] Event The event to signal.\r
959ccb23 543\r
544 @retval EFI_SUCCESS The event has been signaled.\r
545\r
546**/\r
547typedef\r
548EFI_STATUS\r
8b13229b 549(EFIAPI *EFI_SIGNAL_EVENT)(\r
959ccb23 550 IN EFI_EVENT Event\r
551 );\r
552\r
553/**\r
554 Stops execution until an event is signaled.\r
555\r
d3d92557
FT
556 @param[in] NumberOfEvents The number of events in the Event array.\r
557 @param[in] Event An array of EFI_EVENT.\r
558 @param[out] Index The pointer to the index of the event which satisfied the wait condition.\r
959ccb23 559\r
560 @retval EFI_SUCCESS The event indicated by Index was signaled.\r
561 @retval EFI_INVALID_PARAMETER 1) NumberOfEvents is 0.\r
562 2) The event indicated by Index is of type\r
563 EVT_NOTIFY_SIGNAL.\r
564 @retval EFI_UNSUPPORTED The current TPL is not TPL_APPLICATION.\r
565\r
566**/\r
567typedef\r
568EFI_STATUS\r
8b13229b 569(EFIAPI *EFI_WAIT_FOR_EVENT)(\r
959ccb23 570 IN UINTN NumberOfEvents,\r
571 IN EFI_EVENT *Event,\r
572 OUT UINTN *Index\r
573 );\r
574\r
575/**\r
576 Closes an event.\r
577\r
d3d92557 578 @param[in] Event The event to close.\r
959ccb23 579\r
580 @retval EFI_SUCCESS The event has been closed.\r
581\r
582**/\r
583typedef\r
584EFI_STATUS\r
8b13229b 585(EFIAPI *EFI_CLOSE_EVENT)(\r
959ccb23 586 IN EFI_EVENT Event\r
587 );\r
588\r
589/**\r
590 Checks whether an event is in the signaled state.\r
591\r
d3d92557 592 @param[in] Event The event to check.\r
959ccb23 593\r
594 @retval EFI_SUCCESS The event is in the signaled state.\r
595 @retval EFI_NOT_READY The event is not in the signaled state.\r
596 @retval EFI_INVALID_PARAMETER Event is of type EVT_NOTIFY_SIGNAL.\r
597\r
598**/\r
599typedef\r
600EFI_STATUS\r
8b13229b 601(EFIAPI *EFI_CHECK_EVENT)(\r
959ccb23 602 IN EFI_EVENT Event\r
603 );\r
604\r
605\r
606//\r
e0c047a0 607// Task priority level\r
959ccb23 608//\r
609#define TPL_APPLICATION 4\r
610#define TPL_CALLBACK 8\r
611#define TPL_NOTIFY 16\r
612#define TPL_HIGH_LEVEL 31\r
613\r
614\r
615/**\r
616 Raises a task's priority level and returns its previous level.\r
617\r
d3d92557 618 @param[in] NewTpl The new task priority level.\r
959ccb23 619\r
e0c047a0 620 @return Previous task priority level\r
959ccb23 621\r
622**/\r
623typedef\r
624EFI_TPL\r
8b13229b 625(EFIAPI *EFI_RAISE_TPL)(\r
959ccb23 626 IN EFI_TPL NewTpl\r
627 );\r
628\r
629/**\r
630 Restores a task's priority level to its previous value.\r
631\r
d3d92557 632 @param[in] OldTpl The previous task priority level to restore.\r
959ccb23 633\r
634**/\r
635typedef\r
636VOID\r
8b13229b 637(EFIAPI *EFI_RESTORE_TPL)(\r
959ccb23 638 IN EFI_TPL OldTpl\r
639 );\r
640\r
641/**\r
642 Returns the value of a variable.\r
643\r
d3d92557
FT
644 @param[in] VariableName A Null-terminated string that is the name of the vendor's\r
645 variable.\r
646 @param[in] VendorGuid A unique identifier for the vendor.\r
647 @param[out] Attributes If not NULL, a pointer to the memory location to return the\r
648 attributes bitmask for the variable.\r
649 @param[in, out] DataSize On input, the size in bytes of the return Data buffer.\r
650 On output the size of data returned in Data.\r
61ce1aea
SZ
651 @param[out] Data The buffer to return the contents of the variable. May be NULL\r
652 with a zero DataSize in order to determine the size buffer needed.\r
959ccb23 653\r
e0c047a0 654 @retval EFI_SUCCESS The function completed successfully.\r
655 @retval EFI_NOT_FOUND The variable was not found.\r
656 @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result.\r
657 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
658 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
659 @retval EFI_INVALID_PARAMETER DataSize is NULL.\r
660 @retval EFI_INVALID_PARAMETER The DataSize is not too small and Data is NULL.\r
661 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
662 @retval EFI_SECURITY_VIOLATION The variable could not be retrieved due to an authentication failure.\r
959ccb23 663\r
664**/\r
665typedef\r
666EFI_STATUS\r
8b13229b 667(EFIAPI *EFI_GET_VARIABLE)(\r
959ccb23 668 IN CHAR16 *VariableName,\r
669 IN EFI_GUID *VendorGuid,\r
670 OUT UINT32 *Attributes, OPTIONAL\r
671 IN OUT UINTN *DataSize,\r
61ce1aea 672 OUT VOID *Data OPTIONAL\r
959ccb23 673 );\r
674\r
675/**\r
676 Enumerates the current variable names.\r
677\r
6ca2bfa5
SZ
678 @param[in, out] VariableNameSize The size of the VariableName buffer. The size must be large\r
679 enough to fit input string supplied in VariableName buffer.\r
d3d92557
FT
680 @param[in, out] VariableName On input, supplies the last VariableName that was returned\r
681 by GetNextVariableName(). On output, returns the Nullterminated\r
682 string of the current variable.\r
683 @param[in, out] VendorGuid On input, supplies the last VendorGuid that was returned by\r
684 GetNextVariableName(). On output, returns the\r
685 VendorGuid of the current variable.\r
959ccb23 686\r
687 @retval EFI_SUCCESS The function completed successfully.\r
688 @retval EFI_NOT_FOUND The next variable was not found.\r
689 @retval EFI_BUFFER_TOO_SMALL The VariableNameSize is too small for the result.\r
6ca2bfa5 690 VariableNameSize has been updated with the size needed to complete the request.\r
e0c047a0 691 @retval EFI_INVALID_PARAMETER VariableNameSize is NULL.\r
692 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
693 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
6ca2bfa5
SZ
694 @retval EFI_INVALID_PARAMETER The input values of VariableName and VendorGuid are not a name and\r
695 GUID of an existing variable.\r
696 @retval EFI_INVALID_PARAMETER Null-terminator is not found in the first VariableNameSize bytes of\r
697 the input VariableName buffer.\r
959ccb23 698 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
699\r
700**/\r
701typedef\r
702EFI_STATUS\r
8b13229b 703(EFIAPI *EFI_GET_NEXT_VARIABLE_NAME)(\r
959ccb23 704 IN OUT UINTN *VariableNameSize,\r
705 IN OUT CHAR16 *VariableName,\r
706 IN OUT EFI_GUID *VendorGuid\r
707 );\r
708\r
709/**\r
710 Sets the value of a variable.\r
711\r
d3d92557 712 @param[in] VariableName A Null-terminated string that is the name of the vendor's variable.\r
db27cda5 713 Each VariableName is unique for each VendorGuid. VariableName must\r
714 contain 1 or more characters. If VariableName is an empty string,\r
715 then EFI_INVALID_PARAMETER is returned.\r
d3d92557
FT
716 @param[in] VendorGuid A unique identifier for the vendor.\r
717 @param[in] Attributes Attributes bitmask to set for the variable.\r
403170bb 718 @param[in] DataSize The size in bytes of the Data buffer. Unless the EFI_VARIABLE_APPEND_WRITE or\r
9095d37b
LG
719 EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS attribute is set, a size of zero\r
720 causes the variable to be deleted. When the EFI_VARIABLE_APPEND_WRITE attribute is\r
721 set, then a SetVariable() call with a DataSize of zero will not cause any change to\r
722 the variable value (the timestamp associated with the variable may be updated however\r
723 even if no new data value is provided,see the description of the\r
724 EFI_VARIABLE_AUTHENTICATION_2 descriptor below. In this case the DataSize will not\r
725 be zero since the EFI_VARIABLE_AUTHENTICATION_2 descriptor will be populated).\r
d3d92557 726 @param[in] Data The contents for the variable.\r
959ccb23 727\r
e0c047a0 728 @retval EFI_SUCCESS The firmware has successfully stored the variable and its data as\r
729 defined by the Attributes.\r
6675a21f 730 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits, name, and GUID was supplied, or the\r
e0c047a0 731 DataSize exceeds the maximum allowed.\r
db27cda5 732 @retval EFI_INVALID_PARAMETER VariableName is an empty string.\r
e0c047a0 733 @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.\r
734 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
735 @retval EFI_WRITE_PROTECTED The variable in question is read-only.\r
736 @retval EFI_WRITE_PROTECTED The variable in question cannot be deleted.\r
403170bb
ZC
737 @retval EFI_SECURITY_VIOLATION The variable could not be written due to EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACESS being set,\r
738 but the AuthInfo does NOT pass the validation check carried out by the firmware.\r
9095d37b 739\r
e0c047a0 740 @retval EFI_NOT_FOUND The variable trying to be updated or deleted was not found.\r
959ccb23 741\r
742**/\r
743typedef\r
744EFI_STATUS\r
8b13229b 745(EFIAPI *EFI_SET_VARIABLE)(\r
959ccb23 746 IN CHAR16 *VariableName,\r
747 IN EFI_GUID *VendorGuid,\r
748 IN UINT32 Attributes,\r
749 IN UINTN DataSize,\r
750 IN VOID *Data\r
751 );\r
752\r
753\r
e0c047a0 754///\r
755/// This provides the capabilities of the\r
756/// real time clock device as exposed through the EFI interfaces.\r
757///\r
959ccb23 758typedef struct {\r
1bf79370
LG
759 ///\r
760 /// Provides the reporting resolution of the real-time clock device in\r
761 /// counts per second. For a normal PC-AT CMOS RTC device, this\r
762 /// value would be 1 Hz, or 1, to indicate that the device only reports\r
763 /// the time to the resolution of 1 second.\r
764 ///\r
00edb218 765 UINT32 Resolution;\r
1bf79370
LG
766 ///\r
767 /// Provides the timekeeping accuracy of the real-time clock in an\r
768 /// error rate of 1E-6 parts per million. For a clock with an accuracy\r
769 /// of 50 parts per million, the value in this field would be\r
770 /// 50,000,000.\r
771 ///\r
00edb218 772 UINT32 Accuracy;\r
1bf79370 773 ///\r
de2314f8 774 /// A TRUE indicates that a time set operation clears the device's\r
1bf79370
LG
775 /// time below the Resolution reporting level. A FALSE\r
776 /// indicates that the state below the Resolution level of the\r
777 /// device is not cleared when the time is set. Normal PC-AT CMOS\r
778 /// RTC devices set this value to FALSE.\r
779 ///\r
00edb218 780 BOOLEAN SetsToZero;\r
959ccb23 781} EFI_TIME_CAPABILITIES;\r
782\r
783/**\r
784 Returns the current time and date information, and the time-keeping capabilities\r
785 of the hardware platform.\r
786\r
d3d92557
FT
787 @param[out] Time A pointer to storage to receive a snapshot of the current time.\r
788 @param[out] Capabilities An optional pointer to a buffer to receive the real time clock\r
959ccb23 789 device's capabilities.\r
790\r
791 @retval EFI_SUCCESS The operation completed successfully.\r
792 @retval EFI_INVALID_PARAMETER Time is NULL.\r
793 @retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error.\r
794\r
795**/\r
796typedef\r
797EFI_STATUS\r
8b13229b 798(EFIAPI *EFI_GET_TIME)(\r
959ccb23 799 OUT EFI_TIME *Time,\r
800 OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL\r
801 );\r
802\r
803/**\r
804 Sets the current local time and date information.\r
805\r
d3d92557 806 @param[in] Time A pointer to the current time.\r
959ccb23 807\r
808 @retval EFI_SUCCESS The operation completed successfully.\r
809 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
810 @retval EFI_DEVICE_ERROR The time could not be set due due to hardware error.\r
811\r
812**/\r
813typedef\r
814EFI_STATUS\r
8b13229b 815(EFIAPI *EFI_SET_TIME)(\r
959ccb23 816 IN EFI_TIME *Time\r
817 );\r
818\r
819/**\r
820 Returns the current wakeup alarm clock setting.\r
821\r
d3d92557
FT
822 @param[out] Enabled Indicates if the alarm is currently enabled or disabled.\r
823 @param[out] Pending Indicates if the alarm signal is pending and requires acknowledgement.\r
824 @param[out] Time The current alarm setting.\r
959ccb23 825\r
826 @retval EFI_SUCCESS The alarm settings were returned.\r
e0c047a0 827 @retval EFI_INVALID_PARAMETER Enabled is NULL.\r
828 @retval EFI_INVALID_PARAMETER Pending is NULL.\r
829 @retval EFI_INVALID_PARAMETER Time is NULL.\r
959ccb23 830 @retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error.\r
e0c047a0 831 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
959ccb23 832\r
833**/\r
834typedef\r
835EFI_STATUS\r
8b13229b 836(EFIAPI *EFI_GET_WAKEUP_TIME)(\r
959ccb23 837 OUT BOOLEAN *Enabled,\r
838 OUT BOOLEAN *Pending,\r
839 OUT EFI_TIME *Time\r
840 );\r
841\r
842/**\r
843 Sets the system wakeup alarm clock time.\r
844\r
d3d92557
FT
845 @param[in] Enable Enable or disable the wakeup alarm.\r
846 @param[in] Time If Enable is TRUE, the time to set the wakeup alarm for.\r
e0c047a0 847 If Enable is FALSE, then this parameter is optional, and may be NULL.\r
959ccb23 848\r
849 @retval EFI_SUCCESS If Enable is TRUE, then the wakeup alarm was enabled. If\r
850 Enable is FALSE, then the wakeup alarm was disabled.\r
851 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
852 @retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error.\r
853 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
854\r
855**/\r
856typedef\r
857EFI_STATUS\r
8b13229b 858(EFIAPI *EFI_SET_WAKEUP_TIME)(\r
959ccb23 859 IN BOOLEAN Enable,\r
860 IN EFI_TIME *Time OPTIONAL\r
861 );\r
862\r
959ccb23 863/**\r
864 Loads an EFI image into memory.\r
865\r
d3d92557
FT
866 @param[in] BootPolicy If TRUE, indicates that the request originates from the boot\r
867 manager, and that the boot manager is attempting to load\r
868 FilePath as a boot selection. Ignored if SourceBuffer is\r
869 not NULL.\r
870 @param[in] ParentImageHandle The caller's image handle.\r
871 @param[in] DevicePath The DeviceHandle specific file path from which the image is\r
872 loaded.\r
873 @param[in] SourceBuffer If not NULL, a pointer to the memory location containing a copy\r
874 of the image to be loaded.\r
875 @param[in] SourceSize The size in bytes of SourceBuffer. Ignored if SourceBuffer is NULL.\r
876 @param[out] ImageHandle The pointer to the returned image handle that is created when the\r
877 image is successfully loaded.\r
878\r
879 @retval EFI_SUCCESS Image was loaded into memory correctly.\r
880 @retval EFI_NOT_FOUND Both SourceBuffer and DevicePath are NULL.\r
881 @retval EFI_INVALID_PARAMETER One or more parametes are invalid.\r
882 @retval EFI_UNSUPPORTED The image type is not supported.\r
883 @retval EFI_OUT_OF_RESOURCES Image was not loaded due to insufficient resources.\r
884 @retval EFI_LOAD_ERROR Image was not loaded because the image format was corrupt or not\r
885 understood.\r
886 @retval EFI_DEVICE_ERROR Image was not loaded because the device returned a read error.\r
9095d37b 887 @retval EFI_ACCESS_DENIED Image was not loaded because the platform policy prohibits the\r
d3d92557 888 image from being loaded. NULL is returned in *ImageHandle.\r
9095d37b
LG
889 @retval EFI_SECURITY_VIOLATION Image was loaded and an ImageHandle was created with a\r
890 valid EFI_LOADED_IMAGE_PROTOCOL. However, the current\r
d3d92557 891 platform policy specifies that the image should not be started.\r
959ccb23 892**/\r
893typedef\r
894EFI_STATUS\r
8b13229b 895(EFIAPI *EFI_IMAGE_LOAD)(\r
959ccb23 896 IN BOOLEAN BootPolicy,\r
897 IN EFI_HANDLE ParentImageHandle,\r
e0c047a0 898 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
959ccb23 899 IN VOID *SourceBuffer OPTIONAL,\r
900 IN UINTN SourceSize,\r
901 OUT EFI_HANDLE *ImageHandle\r
902 );\r
903\r
904/**\r
905 Transfers control to a loaded image's entry point.\r
906\r
d3d92557
FT
907 @param[in] ImageHandle Handle of image to be started.\r
908 @param[out] ExitDataSize The pointer to the size, in bytes, of ExitData.\r
909 @param[out] ExitData The pointer to a pointer to a data buffer that includes a Null-terminated\r
910 string, optionally followed by additional binary data.\r
959ccb23 911\r
b92b1209
LG
912 @retval EFI_INVALID_PARAMETER ImageHandle is either an invalid image handle or the image\r
913 has already been initialized with StartImage.\r
914 @retval EFI_SECURITY_VIOLATION The current platform policy specifies that the image should not be started.\r
e0c047a0 915 @return Exit code from image\r
959ccb23 916\r
917**/\r
918typedef\r
919EFI_STATUS\r
8b13229b 920(EFIAPI *EFI_IMAGE_START)(\r
959ccb23 921 IN EFI_HANDLE ImageHandle,\r
922 OUT UINTN *ExitDataSize,\r
923 OUT CHAR16 **ExitData OPTIONAL\r
924 );\r
925\r
926/**\r
927 Terminates a loaded EFI image and returns control to boot services.\r
928\r
9095d37b 929 @param[in] ImageHandle Handle that identifies the image. This parameter is passed to the\r
fbf926ad 930 image on entry.\r
d3d92557
FT
931 @param[in] ExitStatus The image's exit code.\r
932 @param[in] ExitDataSize The size, in bytes, of ExitData. Ignored if ExitStatus is EFI_SUCCESS.\r
933 @param[in] ExitData The pointer to a data buffer that includes a Null-terminated string,\r
9095d37b
LG
934 optionally followed by additional binary data. The string is a\r
935 description that the caller may use to further indicate the reason\r
936 for the image's exit. ExitData is only valid if ExitStatus\r
937 is something other than EFI_SUCCESS. The ExitData buffer\r
fbf926ad 938 must be allocated by calling AllocatePool().\r
959ccb23 939\r
940 @retval EFI_SUCCESS The image specified by ImageHandle was unloaded.\r
941 @retval EFI_INVALID_PARAMETER The image specified by ImageHandle has been loaded and\r
942 started with LoadImage() and StartImage(), but the\r
943 image is not the currently executing image.\r
944\r
945**/\r
946typedef\r
947EFI_STATUS\r
8b13229b 948(EFIAPI *EFI_EXIT)(\r
959ccb23 949 IN EFI_HANDLE ImageHandle,\r
950 IN EFI_STATUS ExitStatus,\r
951 IN UINTN ExitDataSize,\r
952 IN CHAR16 *ExitData OPTIONAL\r
953 );\r
954\r
955/**\r
956 Unloads an image.\r
957\r
d3d92557 958 @param[in] ImageHandle Handle that identifies the image to be unloaded.\r
959ccb23 959\r
960 @retval EFI_SUCCESS The image has been unloaded.\r
961 @retval EFI_INVALID_PARAMETER ImageHandle is not a valid image handle.\r
959ccb23 962\r
963**/\r
964typedef\r
965EFI_STATUS\r
8b13229b 966(EFIAPI *EFI_IMAGE_UNLOAD)(\r
959ccb23 967 IN EFI_HANDLE ImageHandle\r
968 );\r
969\r
970/**\r
971 Terminates all boot services.\r
972\r
d3d92557
FT
973 @param[in] ImageHandle Handle that identifies the exiting image.\r
974 @param[in] MapKey Key to the latest memory map.\r
959ccb23 975\r
976 @retval EFI_SUCCESS Boot services have been terminated.\r
977 @retval EFI_INVALID_PARAMETER MapKey is incorrect.\r
978\r
979**/\r
980typedef\r
981EFI_STATUS\r
8b13229b 982(EFIAPI *EFI_EXIT_BOOT_SERVICES)(\r
959ccb23 983 IN EFI_HANDLE ImageHandle,\r
984 IN UINTN MapKey\r
985 );\r
986\r
987/**\r
988 Induces a fine-grained stall.\r
989\r
d3d92557 990 @param[in] Microseconds The number of microseconds to stall execution.\r
959ccb23 991\r
992 @retval EFI_SUCCESS Execution was stalled at least the requested number of\r
993 Microseconds.\r
994\r
995**/\r
996typedef\r
997EFI_STATUS\r
8b13229b 998(EFIAPI *EFI_STALL)(\r
959ccb23 999 IN UINTN Microseconds\r
1000 );\r
1001\r
1002/**\r
1003 Sets the system's watchdog timer.\r
1004\r
d3d92557
FT
1005 @param[in] Timeout The number of seconds to set the watchdog timer to.\r
1006 @param[in] WatchdogCode The numeric code to log on a watchdog timer timeout event.\r
1007 @param[in] DataSize The size, in bytes, of WatchdogData.\r
1008 @param[in] WatchdogData A data buffer that includes a Null-terminated string, optionally\r
959ccb23 1009 followed by additional binary data.\r
1010\r
1011 @retval EFI_SUCCESS The timeout has been set.\r
1012 @retval EFI_INVALID_PARAMETER The supplied WatchdogCode is invalid.\r
1013 @retval EFI_UNSUPPORTED The system does not have a watchdog timer.\r
af2dc6a7 1014 @retval EFI_DEVICE_ERROR The watchdog timer could not be programmed due to a hardware\r
959ccb23 1015 error.\r
1016\r
1017**/\r
1018typedef\r
1019EFI_STATUS\r
8b13229b 1020(EFIAPI *EFI_SET_WATCHDOG_TIMER)(\r
959ccb23 1021 IN UINTN Timeout,\r
1022 IN UINT64 WatchdogCode,\r
1023 IN UINTN DataSize,\r
1024 IN CHAR16 *WatchdogData OPTIONAL\r
1025 );\r
1026\r
959ccb23 1027/**\r
1028 Resets the entire platform.\r
1029\r
d3d92557
FT
1030 @param[in] ResetType The type of reset to perform.\r
1031 @param[in] ResetStatus The status code for the reset.\r
e963b746 1032 @param[in] DataSize The size, in bytes, of ResetData.\r
d3d92557 1033 @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or\r
959ccb23 1034 EfiResetShutdown the data buffer starts with a Null-terminated\r
fbf926ad 1035 string, optionally followed by additional binary data.\r
e963b746 1036 The string is a description that the caller may use to further\r
228a9c29 1037 indicate the reason for the system reset.\r
28426918
DB
1038 For a ResetType of EfiResetPlatformSpecific the data buffer\r
1039 also starts with a Null-terminated string that is followed\r
1040 by an EFI_GUID that describes the specific type of reset to perform.\r
959ccb23 1041**/\r
1042typedef\r
1043VOID\r
8b13229b 1044(EFIAPI *EFI_RESET_SYSTEM)(\r
959ccb23 1045 IN EFI_RESET_TYPE ResetType,\r
1046 IN EFI_STATUS ResetStatus,\r
1047 IN UINTN DataSize,\r
b058028b 1048 IN VOID *ResetData OPTIONAL\r
959ccb23 1049 );\r
1050\r
1051/**\r
1052 Returns a monotonically increasing count for the platform.\r
1053\r
d3d92557 1054 @param[out] Count The pointer to returned value.\r
959ccb23 1055\r
1056 @retval EFI_SUCCESS The next monotonic count was returned.\r
1057 @retval EFI_INVALID_PARAMETER Count is NULL.\r
1058 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1059\r
1060**/\r
1061typedef\r
1062EFI_STATUS\r
8b13229b 1063(EFIAPI *EFI_GET_NEXT_MONOTONIC_COUNT)(\r
959ccb23 1064 OUT UINT64 *Count\r
1065 );\r
1066\r
1067/**\r
1068 Returns the next high 32 bits of the platform's monotonic counter.\r
1069\r
d3d92557 1070 @param[out] HighCount The pointer to returned value.\r
959ccb23 1071\r
1072 @retval EFI_SUCCESS The next high monotonic count was returned.\r
1073 @retval EFI_INVALID_PARAMETER HighCount is NULL.\r
1074 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1075\r
1076**/\r
1077typedef\r
1078EFI_STATUS\r
8b13229b 1079(EFIAPI *EFI_GET_NEXT_HIGH_MONO_COUNT)(\r
959ccb23 1080 OUT UINT32 *HighCount\r
1081 );\r
1082\r
1083/**\r
1084 Computes and returns a 32-bit CRC for a data buffer.\r
1085\r
d3d92557
FT
1086 @param[in] Data A pointer to the buffer on which the 32-bit CRC is to be computed.\r
1087 @param[in] DataSize The number of bytes in the buffer Data.\r
1088 @param[out] Crc32 The 32-bit CRC that was computed for the data buffer specified by Data\r
959ccb23 1089 and DataSize.\r
1090\r
1091 @retval EFI_SUCCESS The 32-bit CRC was computed for the data buffer and returned in\r
1092 Crc32.\r
e0c047a0 1093 @retval EFI_INVALID_PARAMETER Data is NULL.\r
1094 @retval EFI_INVALID_PARAMETER Crc32 is NULL.\r
1095 @retval EFI_INVALID_PARAMETER DataSize is 0.\r
959ccb23 1096\r
1097**/\r
1098typedef\r
1099EFI_STATUS\r
8b13229b 1100(EFIAPI *EFI_CALCULATE_CRC32)(\r
959ccb23 1101 IN VOID *Data,\r
1102 IN UINTN DataSize,\r
1103 OUT UINT32 *Crc32\r
1104 );\r
1105\r
1106/**\r
1107 Copies the contents of one buffer to another buffer.\r
1108\r
d3d92557
FT
1109 @param[in] Destination The pointer to the destination buffer of the memory copy.\r
1110 @param[in] Source The pointer to the source buffer of the memory copy.\r
1111 @param[in] Length Number of bytes to copy from Source to Destination.\r
959ccb23 1112\r
1113**/\r
1114typedef\r
1115VOID\r
8b13229b 1116(EFIAPI *EFI_COPY_MEM)(\r
959ccb23 1117 IN VOID *Destination,\r
1118 IN VOID *Source,\r
1119 IN UINTN Length\r
1120 );\r
1121\r
1122/**\r
1123 The SetMem() function fills a buffer with a specified value.\r
1124\r
d3d92557
FT
1125 @param[in] Buffer The pointer to the buffer to fill.\r
1126 @param[in] Size Number of bytes in Buffer to fill.\r
1127 @param[in] Value Value to fill Buffer with.\r
959ccb23 1128\r
1129**/\r
1130typedef\r
1131VOID\r
8b13229b 1132(EFIAPI *EFI_SET_MEM)(\r
959ccb23 1133 IN VOID *Buffer,\r
1134 IN UINTN Size,\r
1135 IN UINT8 Value\r
1136 );\r
1137\r
2a3f6a21 1138///\r
1139/// Enumeration of EFI Interface Types\r
1140///\r
959ccb23 1141typedef enum {\r
2a3f6a21 1142 ///\r
1143 /// Indicates that the supplied protocol interface is supplied in native form.\r
1144 ///\r
959ccb23 1145 EFI_NATIVE_INTERFACE\r
1146} EFI_INTERFACE_TYPE;\r
1147\r
1148/**\r
1149 Installs a protocol interface on a device handle. If the handle does not exist, it is created and added\r
1150 to the list of handles in the system. InstallMultipleProtocolInterfaces() performs\r
1151 more error checking than InstallProtocolInterface(), so it is recommended that\r
1152 InstallMultipleProtocolInterfaces() be used in place of\r
1153 InstallProtocolInterface()\r
1154\r
d3d92557
FT
1155 @param[in, out] Handle A pointer to the EFI_HANDLE on which the interface is to be installed.\r
1156 @param[in] Protocol The numeric ID of the protocol interface.\r
1157 @param[in] InterfaceType Indicates whether Interface is supplied in native form.\r
1158 @param[in] Interface A pointer to the protocol interface.\r
959ccb23 1159\r
1160 @retval EFI_SUCCESS The protocol interface was installed.\r
1161 @retval EFI_OUT_OF_RESOURCES Space for a new handle could not be allocated.\r
e0c047a0 1162 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1163 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1164 @retval EFI_INVALID_PARAMETER InterfaceType is not EFI_NATIVE_INTERFACE.\r
1165 @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle.\r
959ccb23 1166\r
1167**/\r
1168typedef\r
1169EFI_STATUS\r
8b13229b 1170(EFIAPI *EFI_INSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1171 IN OUT EFI_HANDLE *Handle,\r
1172 IN EFI_GUID *Protocol,\r
1173 IN EFI_INTERFACE_TYPE InterfaceType,\r
1174 IN VOID *Interface\r
1175 );\r
1176\r
1177/**\r
1178 Installs one or more protocol interfaces into the boot services environment.\r
1179\r
d3d92557 1180 @param[in, out] Handle The pointer to a handle to install the new protocol interfaces on,\r
4a23eaa9 1181 or a pointer to NULL if a new handle is to be allocated.\r
959ccb23 1182 @param ... A variable argument list containing pairs of protocol GUIDs and protocol\r
1183 interfaces.\r
1184\r
1185 @retval EFI_SUCCESS All the protocol interface was installed.\r
1186 @retval EFI_OUT_OF_RESOURCES There was not enough memory in pool to install all the protocols.\r
1187 @retval EFI_ALREADY_STARTED A Device Path Protocol instance was passed in that is already present in\r
1188 the handle database.\r
5a7b9bbe
SQ
1189 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1190 @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle.\r
959ccb23 1191\r
1192**/\r
1193typedef\r
1194EFI_STATUS\r
8b13229b 1195(EFIAPI *EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1196 IN OUT EFI_HANDLE *Handle,\r
1197 ...\r
1198 );\r
1199\r
1200/**\r
1201 Reinstalls a protocol interface on a device handle.\r
1202\r
d3d92557
FT
1203 @param[in] Handle Handle on which the interface is to be reinstalled.\r
1204 @param[in] Protocol The numeric ID of the interface.\r
1205 @param[in] OldInterface A pointer to the old interface. NULL can be used if a structure is not\r
959ccb23 1206 associated with Protocol.\r
d3d92557 1207 @param[in] NewInterface A pointer to the new interface.\r
959ccb23 1208\r
1209 @retval EFI_SUCCESS The protocol interface was reinstalled.\r
1210 @retval EFI_NOT_FOUND The OldInterface on the handle was not found.\r
1211 @retval EFI_ACCESS_DENIED The protocol interface could not be reinstalled,\r
1212 because OldInterface is still being used by a\r
1213 driver that will not release it.\r
18bd7e85 1214 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1215 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1216\r
1217**/\r
1218typedef\r
1219EFI_STATUS\r
8b13229b 1220(EFIAPI *EFI_REINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1221 IN EFI_HANDLE Handle,\r
1222 IN EFI_GUID *Protocol,\r
1223 IN VOID *OldInterface,\r
1224 IN VOID *NewInterface\r
1225 );\r
1226\r
1227/**\r
1228 Removes a protocol interface from a device handle. It is recommended that\r
1229 UninstallMultipleProtocolInterfaces() be used in place of\r
1230 UninstallProtocolInterface().\r
1231\r
d3d92557
FT
1232 @param[in] Handle The handle on which the interface was installed.\r
1233 @param[in] Protocol The numeric ID of the interface.\r
1234 @param[in] Interface A pointer to the interface.\r
959ccb23 1235\r
1236 @retval EFI_SUCCESS The interface was removed.\r
1237 @retval EFI_NOT_FOUND The interface was not found.\r
1238 @retval EFI_ACCESS_DENIED The interface was not removed because the interface\r
1239 is still being used by a driver.\r
18bd7e85 1240 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1241 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1242\r
1243**/\r
1244typedef\r
1245EFI_STATUS\r
8b13229b 1246(EFIAPI *EFI_UNINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1247 IN EFI_HANDLE Handle,\r
1248 IN EFI_GUID *Protocol,\r
1249 IN VOID *Interface\r
1250 );\r
1251\r
1252/**\r
1253 Removes one or more protocol interfaces into the boot services environment.\r
1254\r
d3d92557 1255 @param[in] Handle The handle to remove the protocol interfaces from.\r
959ccb23 1256 @param ... A variable argument list containing pairs of protocol GUIDs and\r
1257 protocol interfaces.\r
1258\r
1259 @retval EFI_SUCCESS All the protocol interfaces were removed.\r
1260 @retval EFI_INVALID_PARAMETER One of the protocol interfaces was not previously installed on Handle.\r
1261\r
1262**/\r
1263typedef\r
1264EFI_STATUS\r
8b13229b 1265(EFIAPI *EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1266 IN EFI_HANDLE Handle,\r
1267 ...\r
1268 );\r
1269\r
1270/**\r
1271 Queries a handle to determine if it supports a specified protocol.\r
1272\r
d3d92557
FT
1273 @param[in] Handle The handle being queried.\r
1274 @param[in] Protocol The published unique identifier of the protocol.\r
1275 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1276 Interface is returned.\r
e0c047a0 1277\r
959ccb23 1278 @retval EFI_SUCCESS The interface information for the specified protocol was returned.\r
1279 @retval EFI_UNSUPPORTED The device does not support the specified protocol.\r
18bd7e85 1280 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1281 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1282 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
959ccb23 1283\r
1284**/\r
1285typedef\r
1286EFI_STATUS\r
8b13229b 1287(EFIAPI *EFI_HANDLE_PROTOCOL)(\r
959ccb23 1288 IN EFI_HANDLE Handle,\r
1289 IN EFI_GUID *Protocol,\r
1290 OUT VOID **Interface\r
1291 );\r
1292\r
1293#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001\r
1294#define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002\r
1295#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004\r
1296#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008\r
1297#define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010\r
1298#define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020\r
1299\r
1300/**\r
1301 Queries a handle to determine if it supports a specified protocol. If the protocol is supported by the\r
1302 handle, it opens the protocol on behalf of the calling agent.\r
1303\r
d3d92557
FT
1304 @param[in] Handle The handle for the protocol interface that is being opened.\r
1305 @param[in] Protocol The published unique identifier of the protocol.\r
1306 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1307 Interface is returned.\r
d3d92557 1308 @param[in] AgentHandle The handle of the agent that is opening the protocol interface\r
959ccb23 1309 specified by Protocol and Interface.\r
d3d92557 1310 @param[in] ControllerHandle If the agent that is opening a protocol is a driver that follows the\r
959ccb23 1311 UEFI Driver Model, then this parameter is the controller handle\r
1312 that requires the protocol interface. If the agent does not follow\r
1313 the UEFI Driver Model, then this parameter is optional and may\r
1314 be NULL.\r
d3d92557 1315 @param[in] Attributes The open mode of the protocol interface specified by Handle\r
959ccb23 1316 and Protocol.\r
1317\r
1318 @retval EFI_SUCCESS An item was added to the open list for the protocol interface, and the\r
1319 protocol interface was returned in Interface.\r
1320 @retval EFI_UNSUPPORTED Handle does not support Protocol.\r
1321 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
1322 @retval EFI_ACCESS_DENIED Required attributes can't be supported in current environment.\r
1323 @retval EFI_ALREADY_STARTED Item on the open list already has requierd attributes whose agent\r
1324 handle is the same as AgentHandle.\r
1325\r
1326**/\r
1327typedef\r
1328EFI_STATUS\r
8b13229b 1329(EFIAPI *EFI_OPEN_PROTOCOL)(\r
959ccb23 1330 IN EFI_HANDLE Handle,\r
1331 IN EFI_GUID *Protocol,\r
e0c047a0 1332 OUT VOID **Interface, OPTIONAL\r
959ccb23 1333 IN EFI_HANDLE AgentHandle,\r
e0c047a0 1334 IN EFI_HANDLE ControllerHandle,\r
959ccb23 1335 IN UINT32 Attributes\r
1336 );\r
1337\r
1338\r
1339/**\r
1340 Closes a protocol on a handle that was opened using OpenProtocol().\r
1341\r
d3d92557 1342 @param[in] Handle The handle for the protocol interface that was previously opened\r
959ccb23 1343 with OpenProtocol(), and is now being closed.\r
d3d92557
FT
1344 @param[in] Protocol The published unique identifier of the protocol.\r
1345 @param[in] AgentHandle The handle of the agent that is closing the protocol interface.\r
1346 @param[in] ControllerHandle If the agent that opened a protocol is a driver that follows the\r
959ccb23 1347 UEFI Driver Model, then this parameter is the controller handle\r
1348 that required the protocol interface.\r
1349\r
1350 @retval EFI_SUCCESS The protocol instance was closed.\r
d9de7921
RN
1351 @retval EFI_INVALID_PARAMETER 1) Handle is NULL.\r
1352 2) AgentHandle is NULL.\r
e0c047a0 1353 3) ControllerHandle is not NULL and ControllerHandle is not a valid EFI_HANDLE.\r
1354 4) Protocol is NULL.\r
959ccb23 1355 @retval EFI_NOT_FOUND 1) Handle does not support the protocol specified by Protocol.\r
1356 2) The protocol interface specified by Handle and Protocol is not\r
1357 currently open by AgentHandle and ControllerHandle.\r
1358\r
1359**/\r
1360typedef\r
1361EFI_STATUS\r
8b13229b 1362(EFIAPI *EFI_CLOSE_PROTOCOL)(\r
959ccb23 1363 IN EFI_HANDLE Handle,\r
1364 IN EFI_GUID *Protocol,\r
1365 IN EFI_HANDLE AgentHandle,\r
1366 IN EFI_HANDLE ControllerHandle\r
1367 );\r
1368\r
2a3f6a21 1369///\r
1370/// EFI Oprn Protocol Information Entry\r
1371///\r
959ccb23 1372typedef struct {\r
1373 EFI_HANDLE AgentHandle;\r
1374 EFI_HANDLE ControllerHandle;\r
1375 UINT32 Attributes;\r
1376 UINT32 OpenCount;\r
1377} EFI_OPEN_PROTOCOL_INFORMATION_ENTRY;\r
1378\r
1379/**\r
1380 Retrieves the list of agents that currently have a protocol interface opened.\r
1381\r
d3d92557
FT
1382 @param[in] Handle The handle for the protocol interface that is being queried.\r
1383 @param[in] Protocol The published unique identifier of the protocol.\r
1384 @param[out] EntryBuffer A pointer to a buffer of open protocol information in the form of\r
959ccb23 1385 EFI_OPEN_PROTOCOL_INFORMATION_ENTRY structures.\r
d3d92557 1386 @param[out] EntryCount A pointer to the number of entries in EntryBuffer.\r
959ccb23 1387\r
1388 @retval EFI_SUCCESS The open protocol information was returned in EntryBuffer, and the\r
1389 number of entries was returned EntryCount.\r
1390 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to allocate EntryBuffer.\r
1391 @retval EFI_NOT_FOUND Handle does not support the protocol specified by Protocol.\r
1392\r
1393**/\r
1394typedef\r
1395EFI_STATUS\r
8b13229b 1396(EFIAPI *EFI_OPEN_PROTOCOL_INFORMATION)(\r
959ccb23 1397 IN EFI_HANDLE Handle,\r
1398 IN EFI_GUID *Protocol,\r
e0c047a0 1399 OUT EFI_OPEN_PROTOCOL_INFORMATION_ENTRY **EntryBuffer,\r
959ccb23 1400 OUT UINTN *EntryCount\r
1401 );\r
1402\r
1403/**\r
1404 Retrieves the list of protocol interface GUIDs that are installed on a handle in a buffer allocated\r
1405 from pool.\r
1406\r
d3d92557
FT
1407 @param[in] Handle The handle from which to retrieve the list of protocol interface\r
1408 GUIDs.\r
1409 @param[out] ProtocolBuffer A pointer to the list of protocol interface GUID pointers that are\r
1410 installed on Handle.\r
1411 @param[out] ProtocolBufferCount A pointer to the number of GUID pointers present in\r
1412 ProtocolBuffer.\r
959ccb23 1413\r
1414 @retval EFI_SUCCESS The list of protocol interface GUIDs installed on Handle was returned in\r
1415 ProtocolBuffer. The number of protocol interface GUIDs was\r
1416 returned in ProtocolBufferCount.\r
1417 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the results.\r
e0c047a0 1418 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1419 @retval EFI_INVALID_PARAMETER Handle is not a valid EFI_HANDLE.\r
1420 @retval EFI_INVALID_PARAMETER ProtocolBuffer is NULL.\r
1421 @retval EFI_INVALID_PARAMETER ProtocolBufferCount is NULL.\r
959ccb23 1422\r
1423**/\r
1424typedef\r
1425EFI_STATUS\r
8b13229b 1426(EFIAPI *EFI_PROTOCOLS_PER_HANDLE)(\r
959ccb23 1427 IN EFI_HANDLE Handle,\r
1428 OUT EFI_GUID ***ProtocolBuffer,\r
1429 OUT UINTN *ProtocolBufferCount\r
1430 );\r
1431\r
1432/**\r
1433 Creates an event that is to be signaled whenever an interface is installed for a specified protocol.\r
1434\r
d3d92557
FT
1435 @param[in] Protocol The numeric ID of the protocol for which the event is to be registered.\r
1436 @param[in] Event Event that is to be signaled whenever a protocol interface is registered\r
959ccb23 1437 for Protocol.\r
d3d92557 1438 @param[out] Registration A pointer to a memory location to receive the registration value.\r
959ccb23 1439\r
1440 @retval EFI_SUCCESS The notification event has been registered.\r
1441 @retval EFI_OUT_OF_RESOURCES Space for the notification event could not be allocated.\r
e0c047a0 1442 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1443 @retval EFI_INVALID_PARAMETER Event is NULL.\r
1444 @retval EFI_INVALID_PARAMETER Registration is NULL.\r
959ccb23 1445\r
1446**/\r
1447typedef\r
1448EFI_STATUS\r
8b13229b 1449(EFIAPI *EFI_REGISTER_PROTOCOL_NOTIFY)(\r
959ccb23 1450 IN EFI_GUID *Protocol,\r
1451 IN EFI_EVENT Event,\r
1452 OUT VOID **Registration\r
1453 );\r
1454\r
2a3f6a21 1455///\r
1456/// Enumeration of EFI Locate Search Types\r
1457///\r
959ccb23 1458typedef enum {\r
2a3f6a21 1459 ///\r
1460 /// Retrieve all the handles in the handle database.\r
1461 ///\r
959ccb23 1462 AllHandles,\r
2a3f6a21 1463 ///\r
1464 /// Retrieve the next handle fron a RegisterProtocolNotify() event.\r
1465 ///\r
959ccb23 1466 ByRegisterNotify,\r
2a3f6a21 1467 ///\r
9095d37b 1468 /// Retrieve the set of handles from the handle database that support a\r
2a3f6a21 1469 /// specified protocol.\r
1470 ///\r
959ccb23 1471 ByProtocol\r
1472} EFI_LOCATE_SEARCH_TYPE;\r
1473\r
1474/**\r
1475 Returns an array of handles that support a specified protocol.\r
1476\r
d3d92557
FT
1477 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1478 @param[in] Protocol Specifies the protocol to search by.\r
1479 @param[in] SearchKey Specifies the search key.\r
1480 @param[in, out] BufferSize On input, the size in bytes of Buffer. On output, the size in bytes of\r
959ccb23 1481 the array returned in Buffer (if the buffer was large enough) or the\r
1482 size, in bytes, of the buffer needed to obtain the array (if the buffer was\r
1483 not large enough).\r
d3d92557 1484 @param[out] Buffer The buffer in which the array is returned.\r
959ccb23 1485\r
1486 @retval EFI_SUCCESS The array of handles was returned.\r
1487 @retval EFI_NOT_FOUND No handles match the search.\r
1488 @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small for the result.\r
e0c047a0 1489 @retval EFI_INVALID_PARAMETER SearchType is not a member of EFI_LOCATE_SEARCH_TYPE.\r
1490 @retval EFI_INVALID_PARAMETER SearchType is ByRegisterNotify and SearchKey is NULL.\r
1491 @retval EFI_INVALID_PARAMETER SearchType is ByProtocol and Protocol is NULL.\r
1492 @retval EFI_INVALID_PARAMETER One or more matches are found and BufferSize is NULL.\r
1493 @retval EFI_INVALID_PARAMETER BufferSize is large enough for the result and Buffer is NULL.\r
959ccb23 1494\r
1495**/\r
1496typedef\r
1497EFI_STATUS\r
8b13229b 1498(EFIAPI *EFI_LOCATE_HANDLE)(\r
959ccb23 1499 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1500 IN EFI_GUID *Protocol, OPTIONAL\r
1501 IN VOID *SearchKey, OPTIONAL\r
1502 IN OUT UINTN *BufferSize,\r
1503 OUT EFI_HANDLE *Buffer\r
1504 );\r
1505\r
1506/**\r
1507 Locates the handle to a device on the device path that supports the specified protocol.\r
1508\r
d3d92557
FT
1509 @param[in] Protocol Specifies the protocol to search for.\r
1510 @param[in, out] DevicePath On input, a pointer to a pointer to the device path. On output, the device\r
959ccb23 1511 path pointer is modified to point to the remaining part of the device\r
1512 path.\r
d3d92557 1513 @param[out] Device A pointer to the returned device handle.\r
959ccb23 1514\r
1515 @retval EFI_SUCCESS The resulting handle was returned.\r
1516 @retval EFI_NOT_FOUND No handles match the search.\r
e0c047a0 1517 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1518 @retval EFI_INVALID_PARAMETER DevicePath is NULL.\r
1519 @retval EFI_INVALID_PARAMETER A handle matched the search and Device is NULL.\r
959ccb23 1520\r
1521**/\r
1522typedef\r
1523EFI_STATUS\r
8b13229b 1524(EFIAPI *EFI_LOCATE_DEVICE_PATH)(\r
959ccb23 1525 IN EFI_GUID *Protocol,\r
1526 IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath,\r
1527 OUT EFI_HANDLE *Device\r
1528 );\r
1529\r
1530/**\r
1531 Adds, updates, or removes a configuration table entry from the EFI System Table.\r
1532\r
d3d92557
FT
1533 @param[in] Guid A pointer to the GUID for the entry to add, update, or remove.\r
1534 @param[in] Table A pointer to the configuration table for the entry to add, update, or\r
959ccb23 1535 remove. May be NULL.\r
1536\r
1537 @retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.\r
1538 @retval EFI_NOT_FOUND An attempt was made to delete a nonexistent entry.\r
bfe0572b 1539 @retval EFI_INVALID_PARAMETER Guid is NULL.\r
959ccb23 1540 @retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.\r
1541\r
1542**/\r
1543typedef\r
1544EFI_STATUS\r
8b13229b 1545(EFIAPI *EFI_INSTALL_CONFIGURATION_TABLE)(\r
959ccb23 1546 IN EFI_GUID *Guid,\r
1547 IN VOID *Table\r
1548 );\r
1549\r
959ccb23 1550/**\r
1551 Returns an array of handles that support the requested protocol in a buffer allocated from pool.\r
1552\r
d3d92557
FT
1553 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1554 @param[in] Protocol Provides the protocol to search by.\r
e0c047a0 1555 This parameter is only valid for a SearchType of ByProtocol.\r
d3d92557
FT
1556 @param[in] SearchKey Supplies the search key depending on the SearchType.\r
1557 @param[in, out] NoHandles The number of handles returned in Buffer.\r
1558 @param[out] Buffer A pointer to the buffer to return the requested array of handles that\r
959ccb23 1559 support Protocol.\r
1560\r
1561 @retval EFI_SUCCESS The array of handles was returned in Buffer, and the number of\r
1562 handles in Buffer was returned in NoHandles.\r
1563 @retval EFI_NOT_FOUND No handles match the search.\r
1564 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the matching results.\r
e0c047a0 1565 @retval EFI_INVALID_PARAMETER NoHandles is NULL.\r
1566 @retval EFI_INVALID_PARAMETER Buffer is NULL.\r
959ccb23 1567\r
1568**/\r
1569typedef\r
1570EFI_STATUS\r
8b13229b 1571(EFIAPI *EFI_LOCATE_HANDLE_BUFFER)(\r
959ccb23 1572 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1573 IN EFI_GUID *Protocol, OPTIONAL\r
1574 IN VOID *SearchKey, OPTIONAL\r
1575 IN OUT UINTN *NoHandles,\r
1576 OUT EFI_HANDLE **Buffer\r
1577 );\r
1578\r
1579/**\r
1580 Returns the first protocol instance that matches the given protocol.\r
1581\r
d3d92557
FT
1582 @param[in] Protocol Provides the protocol to search for.\r
1583 @param[in] Registration Optional registration key returned from\r
959ccb23 1584 RegisterProtocolNotify().\r
d3d92557 1585 @param[out] Interface On return, a pointer to the first interface that matches Protocol and\r
959ccb23 1586 Registration.\r
1587\r
1588 @retval EFI_SUCCESS A protocol instance matching Protocol was found and returned in\r
1589 Interface.\r
1590 @retval EFI_NOT_FOUND No protocol instances were found that match Protocol and\r
1591 Registration.\r
1592 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
d65f7eeb 1593 Protocol is NULL.\r
959ccb23 1594\r
1595**/\r
1596typedef\r
1597EFI_STATUS\r
8b13229b 1598(EFIAPI *EFI_LOCATE_PROTOCOL)(\r
959ccb23 1599 IN EFI_GUID *Protocol,\r
1600 IN VOID *Registration, OPTIONAL\r
1601 OUT VOID **Interface\r
1602 );\r
1603\r
2a3f6a21 1604///\r
1605/// EFI Capsule Block Descriptor\r
1606///\r
959ccb23 1607typedef struct {\r
1bf79370
LG
1608 ///\r
1609 /// Length in bytes of the data pointed to by DataBlock/ContinuationPointer.\r
1610 ///\r
2a3f6a21 1611 UINT64 Length;\r
959ccb23 1612 union {\r
1bf79370
LG
1613 ///\r
1614 /// Physical address of the data block. This member of the union is\r
1615 /// used if Length is not equal to zero.\r
1616 ///\r
959ccb23 1617 EFI_PHYSICAL_ADDRESS DataBlock;\r
1bf79370
LG
1618 ///\r
1619 /// Physical address of another block of\r
1620 /// EFI_CAPSULE_BLOCK_DESCRIPTOR structures. This\r
1621 /// member of the union is used if Length is equal to zero. If\r
1622 /// ContinuationPointer is zero this entry represents the end of the list.\r
1623 ///\r
959ccb23 1624 EFI_PHYSICAL_ADDRESS ContinuationPointer;\r
1625 } Union;\r
45ad5569 1626} EFI_CAPSULE_BLOCK_DESCRIPTOR;\r
959ccb23 1627\r
2a3f6a21 1628///\r
af2dc6a7 1629/// EFI Capsule Header.\r
2a3f6a21 1630///\r
959ccb23 1631typedef struct {\r
1bf79370
LG
1632 ///\r
1633 /// A GUID that defines the contents of a capsule.\r
1634 ///\r
959ccb23 1635 EFI_GUID CapsuleGuid;\r
1bf79370
LG
1636 ///\r
1637 /// The size of the capsule header. This may be larger than the size of\r
1638 /// the EFI_CAPSULE_HEADER since CapsuleGuid may imply\r
1639 /// extended header entries\r
1640 ///\r
959ccb23 1641 UINT32 HeaderSize;\r
1bf79370
LG
1642 ///\r
1643 /// Bit-mapped list describing the capsule attributes. The Flag values\r
f6d2bcc6 1644 /// of 0x0000 - 0xFFFF are defined by CapsuleGuid. Flag values\r
a0d58c21 1645 /// of 0x10000 - 0xFFFFFFFF are defined by this specification\r
1bf79370 1646 ///\r
959ccb23 1647 UINT32 Flags;\r
1bf79370
LG
1648 ///\r
1649 /// Size in bytes of the capsule.\r
1650 ///\r
959ccb23 1651 UINT32 CapsuleImageSize;\r
45ad5569 1652} EFI_CAPSULE_HEADER;\r
959ccb23 1653\r
1bf79370
LG
1654///\r
1655/// The EFI System Table entry must point to an array of capsules\r
1656/// that contain the same CapsuleGuid value. The array must be\r
1657/// prefixed by a UINT32 that represents the size of the array of capsules.\r
1658///\r
176a6bb3 1659typedef struct {\r
1bf79370
LG
1660 ///\r
1661 /// the size of the array of capsules.\r
1662 ///\r
176a6bb3 1663 UINT32 CapsuleArrayNumber;\r
1bf79370
LG
1664 ///\r
1665 /// Point to an array of capsules that contain the same CapsuleGuid value.\r
1666 ///\r
176a6bb3
LG
1667 VOID* CapsulePtr[1];\r
1668} EFI_CAPSULE_TABLE;\r
1669\r
959ccb23 1670#define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000\r
1671#define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000\r
eaa8a234 1672#define CAPSULE_FLAGS_INITIATE_RESET 0x00040000\r
959ccb23 1673\r
1674/**\r
1675 Passes capsules to the firmware with both virtual and physical mapping. Depending on the intended\r
1676 consumption, the firmware may process the capsule immediately. If the payload should persist\r
1677 across a system reset, the reset value returned from EFI_QueryCapsuleCapabilities must\r
1678 be passed into ResetSystem() and will cause the capsule to be processed by the firmware as\r
1679 part of the reset process.\r
1680\r
d3d92557
FT
1681 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1682 being passed into update capsule.\r
1683 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1684 CaspuleHeaderArray.\r
1685 @param[in] ScatterGatherList Physical pointer to a set of\r
1686 EFI_CAPSULE_BLOCK_DESCRIPTOR that describes the\r
1687 location in physical memory of a set of capsules.\r
959ccb23 1688\r
1689 @retval EFI_SUCCESS Valid capsule was passed. If\r
1690 CAPSULE_FLAGS_PERSIT_ACROSS_RESET is not set, the\r
1691 capsule has been successfully processed by the firmware.\r
eaa8a234 1692 @retval EFI_INVALID_PARAMETER CapsuleSize is NULL, or an incompatible set of flags were\r
1693 set in the capsule header.\r
a0d58c21 1694 @retval EFI_INVALID_PARAMETER CapsuleCount is 0.\r
959ccb23 1695 @retval EFI_DEVICE_ERROR The capsule update was started, but failed due to a device error.\r
e0c047a0 1696 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform.\r
9095d37b
LG
1697 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule\r
1698 is compatible with this platform but is not capable of being submitted or processed\r
efdabc6c 1699 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
9095d37b 1700 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates\r
efdabc6c 1701 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1702\r
1703**/\r
1704typedef\r
1705EFI_STATUS\r
8b13229b 1706(EFIAPI *EFI_UPDATE_CAPSULE)(\r
531febc2 1707 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1708 IN UINTN CapsuleCount,\r
1709 IN EFI_PHYSICAL_ADDRESS ScatterGatherList OPTIONAL\r
1710 );\r
1711\r
1712/**\r
1713 Returns if the capsule can be supported via UpdateCapsule().\r
1714\r
d3d92557
FT
1715 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1716 being passed into update capsule.\r
1717 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1718 CaspuleHeaderArray.\r
1719 @param[out] MaxiumCapsuleSize On output the maximum size that UpdateCapsule() can\r
1720 support as an argument to UpdateCapsule() via\r
1721 CapsuleHeaderArray and ScatterGatherList.\r
1722 @param[out] ResetType Returns the type of reset required for the capsule update.\r
959ccb23 1723\r
1724 @retval EFI_SUCCESS Valid answer returned.\r
1725 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform, and\r
1726 MaximumCapsuleSize and ResetType are undefined.\r
1727 @retval EFI_INVALID_PARAMETER MaximumCapsuleSize is NULL.\r
9095d37b
LG
1728 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule\r
1729 is compatible with this platform but is not capable of being submitted or processed\r
efdabc6c 1730 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
9095d37b 1731 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates\r
efdabc6c 1732 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1733\r
1734**/\r
1735typedef\r
1736EFI_STATUS\r
8b13229b 1737(EFIAPI *EFI_QUERY_CAPSULE_CAPABILITIES)(\r
531febc2 1738 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1739 IN UINTN CapsuleCount,\r
1740 OUT UINT64 *MaximumCapsuleSize,\r
1741 OUT EFI_RESET_TYPE *ResetType\r
1742 );\r
1743\r
1744/**\r
1745 Returns information about the EFI variables.\r
1746\r
d3d92557
FT
1747 @param[in] Attributes Attributes bitmask to specify the type of variables on\r
1748 which to return information.\r
1749 @param[out] MaximumVariableStorageSize On output the maximum size of the storage space\r
1750 available for the EFI variables associated with the\r
1751 attributes specified.\r
1752 @param[out] RemainingVariableStorageSize Returns the remaining size of the storage space\r
1753 available for the EFI variables associated with the\r
1754 attributes specified.\r
1755 @param[out] MaximumVariableSize Returns the maximum size of the individual EFI\r
1756 variables associated with the attributes specified.\r
959ccb23 1757\r
1758 @retval EFI_SUCCESS Valid answer returned.\r
1759 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits was supplied\r
1760 @retval EFI_UNSUPPORTED The attribute is not supported on this platform, and the\r
1761 MaximumVariableStorageSize,\r
1762 RemainingVariableStorageSize, MaximumVariableSize\r
1763 are undefined.\r
1764\r
1765**/\r
1766typedef\r
1767EFI_STATUS\r
8b13229b 1768(EFIAPI *EFI_QUERY_VARIABLE_INFO)(\r
959ccb23 1769 IN UINT32 Attributes,\r
1770 OUT UINT64 *MaximumVariableStorageSize,\r
1771 OUT UINT64 *RemainingVariableStorageSize,\r
1772 OUT UINT64 *MaximumVariableSize\r
1773 );\r
1774\r
b5eb03cf 1775//\r
1776// Firmware should stop at a firmware user interface on next boot\r
1777//\r
566771b0 1778#define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001\r
1779#define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION 0x0000000000000002\r
1780#define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED 0x0000000000000004\r
1781#define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED 0x0000000000000008\r
1782#define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED 0x0000000000000010\r
83952535 1783#define EFI_OS_INDICATIONS_START_PLATFORM_RECOVERY 0x0000000000000040\r
959ccb23 1784\r
1785//\r
1786// EFI Runtime Services Table\r
1787//\r
07636730 1788#define EFI_SYSTEM_TABLE_SIGNATURE SIGNATURE_64 ('I','B','I',' ','S','Y','S','T')\r
fee5ea2c 1789#define EFI_2_70_SYSTEM_TABLE_REVISION ((2 << 16) | (70))\r
ed5e386a 1790#define EFI_2_60_SYSTEM_TABLE_REVISION ((2 << 16) | (60))\r
b2e1b498 1791#define EFI_2_50_SYSTEM_TABLE_REVISION ((2 << 16) | (50))\r
b4319afb 1792#define EFI_2_40_SYSTEM_TABLE_REVISION ((2 << 16) | (40))\r
aee17e89 1793#define EFI_2_31_SYSTEM_TABLE_REVISION ((2 << 16) | (31))\r
add9c350 1794#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))\r
1795#define EFI_2_20_SYSTEM_TABLE_REVISION ((2 << 16) | (20))\r
2a3f6a21 1796#define EFI_2_10_SYSTEM_TABLE_REVISION ((2 << 16) | (10))\r
1797#define EFI_2_00_SYSTEM_TABLE_REVISION ((2 << 16) | (00))\r
1798#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))\r
1799#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))\r
fee5ea2c 1800#define EFI_SYSTEM_TABLE_REVISION EFI_2_70_SYSTEM_TABLE_REVISION\r
78322c85 1801#define EFI_SPECIFICATION_VERSION EFI_SYSTEM_TABLE_REVISION\r
2a3f6a21 1802\r
07636730 1803#define EFI_RUNTIME_SERVICES_SIGNATURE SIGNATURE_64 ('R','U','N','T','S','E','R','V')\r
78322c85 1804#define EFI_RUNTIME_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1805\r
e0c047a0 1806///\r
af2dc6a7 1807/// EFI Runtime Services Table.\r
e0c047a0 1808///\r
959ccb23 1809typedef struct {\r
e0c047a0 1810 ///\r
1811 /// The table header for the EFI Runtime Services Table.\r
1812 ///\r
c9a0a0fc 1813 EFI_TABLE_HEADER Hdr;\r
00edb218
A
1814\r
1815 //\r
1816 // Time Services\r
1817 //\r
1818 EFI_GET_TIME GetTime;\r
1819 EFI_SET_TIME SetTime;\r
1820 EFI_GET_WAKEUP_TIME GetWakeupTime;\r
1821 EFI_SET_WAKEUP_TIME SetWakeupTime;\r
1822\r
1823 //\r
1824 // Virtual Memory Services\r
1825 //\r
1826 EFI_SET_VIRTUAL_ADDRESS_MAP SetVirtualAddressMap;\r
1827 EFI_CONVERT_POINTER ConvertPointer;\r
1828\r
1829 //\r
1830 // Variable Services\r
1831 //\r
1832 EFI_GET_VARIABLE GetVariable;\r
1833 EFI_GET_NEXT_VARIABLE_NAME GetNextVariableName;\r
1834 EFI_SET_VARIABLE SetVariable;\r
1835\r
1836 //\r
1837 // Miscellaneous Services\r
1838 //\r
1839 EFI_GET_NEXT_HIGH_MONO_COUNT GetNextHighMonotonicCount;\r
1840 EFI_RESET_SYSTEM ResetSystem;\r
1841\r
1842 //\r
1843 // UEFI 2.0 Capsule Services\r
1844 //\r
1845 EFI_UPDATE_CAPSULE UpdateCapsule;\r
1846 EFI_QUERY_CAPSULE_CAPABILITIES QueryCapsuleCapabilities;\r
1847\r
1848 //\r
1849 // Miscellaneous UEFI 2.0 Service\r
1850 //\r
1851 EFI_QUERY_VARIABLE_INFO QueryVariableInfo;\r
959ccb23 1852} EFI_RUNTIME_SERVICES;\r
1853\r
1854\r
07636730 1855#define EFI_BOOT_SERVICES_SIGNATURE SIGNATURE_64 ('B','O','O','T','S','E','R','V')\r
78322c85 1856#define EFI_BOOT_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1857\r
e0c047a0 1858///\r
af2dc6a7 1859/// EFI Boot Services Table.\r
e0c047a0 1860///\r
959ccb23 1861typedef struct {\r
e0c047a0 1862 ///\r
1863 /// The table header for the EFI Boot Services Table.\r
1864 ///\r
c9a0a0fc 1865 EFI_TABLE_HEADER Hdr;\r
d0c64728 1866\r
00edb218
A
1867 //\r
1868 // Task Priority Services\r
1869 //\r
1870 EFI_RAISE_TPL RaiseTPL;\r
1871 EFI_RESTORE_TPL RestoreTPL;\r
1872\r
1873 //\r
1874 // Memory Services\r
1875 //\r
1876 EFI_ALLOCATE_PAGES AllocatePages;\r
1877 EFI_FREE_PAGES FreePages;\r
1878 EFI_GET_MEMORY_MAP GetMemoryMap;\r
1879 EFI_ALLOCATE_POOL AllocatePool;\r
1880 EFI_FREE_POOL FreePool;\r
1881\r
1882 //\r
1883 // Event & Timer Services\r
1884 //\r
1885 EFI_CREATE_EVENT CreateEvent;\r
1886 EFI_SET_TIMER SetTimer;\r
1887 EFI_WAIT_FOR_EVENT WaitForEvent;\r
1888 EFI_SIGNAL_EVENT SignalEvent;\r
1889 EFI_CLOSE_EVENT CloseEvent;\r
1890 EFI_CHECK_EVENT CheckEvent;\r
1891\r
1892 //\r
1893 // Protocol Handler Services\r
1894 //\r
1895 EFI_INSTALL_PROTOCOL_INTERFACE InstallProtocolInterface;\r
1896 EFI_REINSTALL_PROTOCOL_INTERFACE ReinstallProtocolInterface;\r
1897 EFI_UNINSTALL_PROTOCOL_INTERFACE UninstallProtocolInterface;\r
1898 EFI_HANDLE_PROTOCOL HandleProtocol;\r
1899 VOID *Reserved;\r
1900 EFI_REGISTER_PROTOCOL_NOTIFY RegisterProtocolNotify;\r
1901 EFI_LOCATE_HANDLE LocateHandle;\r
1902 EFI_LOCATE_DEVICE_PATH LocateDevicePath;\r
1903 EFI_INSTALL_CONFIGURATION_TABLE InstallConfigurationTable;\r
1904\r
1905 //\r
1906 // Image Services\r
1907 //\r
1908 EFI_IMAGE_LOAD LoadImage;\r
1909 EFI_IMAGE_START StartImage;\r
1910 EFI_EXIT Exit;\r
1911 EFI_IMAGE_UNLOAD UnloadImage;\r
1912 EFI_EXIT_BOOT_SERVICES ExitBootServices;\r
1913\r
1914 //\r
1915 // Miscellaneous Services\r
1916 //\r
1917 EFI_GET_NEXT_MONOTONIC_COUNT GetNextMonotonicCount;\r
1918 EFI_STALL Stall;\r
1919 EFI_SET_WATCHDOG_TIMER SetWatchdogTimer;\r
1920\r
1921 //\r
1922 // DriverSupport Services\r
1923 //\r
1924 EFI_CONNECT_CONTROLLER ConnectController;\r
1925 EFI_DISCONNECT_CONTROLLER DisconnectController;\r
1926\r
1927 //\r
1928 // Open and Close Protocol Services\r
1929 //\r
1930 EFI_OPEN_PROTOCOL OpenProtocol;\r
1931 EFI_CLOSE_PROTOCOL CloseProtocol;\r
1932 EFI_OPEN_PROTOCOL_INFORMATION OpenProtocolInformation;\r
1933\r
1934 //\r
1935 // Library Services\r
1936 //\r
1937 EFI_PROTOCOLS_PER_HANDLE ProtocolsPerHandle;\r
1938 EFI_LOCATE_HANDLE_BUFFER LocateHandleBuffer;\r
1939 EFI_LOCATE_PROTOCOL LocateProtocol;\r
1940 EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES InstallMultipleProtocolInterfaces;\r
1941 EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES UninstallMultipleProtocolInterfaces;\r
1942\r
1943 //\r
1944 // 32-bit CRC Services\r
1945 //\r
1946 EFI_CALCULATE_CRC32 CalculateCrc32;\r
1947\r
1948 //\r
1949 // Miscellaneous Services\r
1950 //\r
1951 EFI_COPY_MEM CopyMem;\r
1952 EFI_SET_MEM SetMem;\r
00edb218 1953 EFI_CREATE_EVENT_EX CreateEventEx;\r
959ccb23 1954} EFI_BOOT_SERVICES;\r
1955\r
e0c047a0 1956///\r
1957/// Contains a set of GUID/pointer pairs comprised of the ConfigurationTable field in the\r
1958/// EFI System Table.\r
1959///\r
2a3f6a21 1960typedef struct {\r
e0c047a0 1961 ///\r
1962 /// The 128-bit GUID value that uniquely identifies the system configuration table.\r
1963 ///\r
00edb218 1964 EFI_GUID VendorGuid;\r
e0c047a0 1965 ///\r
1966 /// A pointer to the table associated with VendorGuid.\r
1967 ///\r
00edb218 1968 VOID *VendorTable;\r
959ccb23 1969} EFI_CONFIGURATION_TABLE;\r
1970\r
e0c047a0 1971///\r
1972/// EFI System Table\r
1973///\r
2a3f6a21 1974typedef struct {\r
e0c047a0 1975 ///\r
1976 /// The table header for the EFI System Table.\r
1977 ///\r
c9a0a0fc 1978 EFI_TABLE_HEADER Hdr;\r
e0c047a0 1979 ///\r
fbf926ad 1980 /// A pointer to a null terminated string that identifies the vendor\r
1981 /// that produces the system firmware for the platform.\r
e0c047a0 1982 ///\r
00edb218 1983 CHAR16 *FirmwareVendor;\r
e0c047a0 1984 ///\r
1985 /// A firmware vendor specific value that identifies the revision\r
1986 /// of the system firmware for the platform.\r
1987 ///\r
00edb218 1988 UINT32 FirmwareRevision;\r
e0c047a0 1989 ///\r
eaf75bf4 1990 /// The handle for the active console input device. This handle must support\r
1991 /// EFI_SIMPLE_TEXT_INPUT_PROTOCOL and EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.\r
e0c047a0 1992 ///\r
00edb218 1993 EFI_HANDLE ConsoleInHandle;\r
e0c047a0 1994 ///\r
11ca63ec 1995 /// A pointer to the EFI_SIMPLE_TEXT_INPUT_PROTOCOL interface that is\r
e0c047a0 1996 /// associated with ConsoleInHandle.\r
1997 ///\r
00edb218 1998 EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ConIn;\r
e0c047a0 1999 ///\r
2000 /// The handle for the active console output device.\r
2001 ///\r
00edb218 2002 EFI_HANDLE ConsoleOutHandle;\r
e0c047a0 2003 ///\r
11ca63ec 2004 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 2005 /// that is associated with ConsoleOutHandle.\r
2006 ///\r
00edb218 2007 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;\r
e0c047a0 2008 ///\r
2009 /// The handle for the active standard error console device.\r
eaf75bf4 2010 /// This handle must support the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.\r
e0c047a0 2011 ///\r
00edb218 2012 EFI_HANDLE StandardErrorHandle;\r
e0c047a0 2013 ///\r
11ca63ec 2014 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 2015 /// that is associated with StandardErrorHandle.\r
2016 ///\r
00edb218 2017 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *StdErr;\r
e0c047a0 2018 ///\r
2019 /// A pointer to the EFI Runtime Services Table.\r
2020 ///\r
00edb218 2021 EFI_RUNTIME_SERVICES *RuntimeServices;\r
e0c047a0 2022 ///\r
2023 /// A pointer to the EFI Boot Services Table.\r
2024 ///\r
00edb218 2025 EFI_BOOT_SERVICES *BootServices;\r
e0c047a0 2026 ///\r
2027 /// The number of system configuration tables in the buffer ConfigurationTable.\r
2028 ///\r
00edb218 2029 UINTN NumberOfTableEntries;\r
e0c047a0 2030 ///\r
2031 /// A pointer to the system configuration tables.\r
2032 /// The number of entries in the table is NumberOfTableEntries.\r
2033 ///\r
00edb218 2034 EFI_CONFIGURATION_TABLE *ConfigurationTable;\r
2a3f6a21 2035} EFI_SYSTEM_TABLE;\r
2036\r
2037/**\r
2038 This is the declaration of an EFI image entry point. This entry point is\r
2039 the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including\r
2040 both device drivers and bus drivers.\r
2041\r
d3d92557
FT
2042 @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r
2043 @param[in] SystemTable A pointer to the EFI System Table.\r
2a3f6a21 2044\r
2045 @retval EFI_SUCCESS The operation completed successfully.\r
af2dc6a7 2046 @retval Others An unexpected error occurred.\r
2a3f6a21 2047**/\r
2048typedef\r
2049EFI_STATUS\r
2050(EFIAPI *EFI_IMAGE_ENTRY_POINT)(\r
2051 IN EFI_HANDLE ImageHandle,\r
2052 IN EFI_SYSTEM_TABLE *SystemTable\r
2053 );\r
959ccb23 2054\r
faa32beb
RN
2055//\r
2056// EFI Load Option. This data structure describes format of UEFI boot option variables.\r
2057//\r
2058// NOTE: EFI Load Option is a byte packed buffer of variable length fields.\r
2059// The first two fields have fixed length. They are declared as members of the\r
2060// EFI_LOAD_OPTION structure. All the other fields are variable length fields.\r
2061// They are listed in the comment block below for reference purposes.\r
2062//\r
2063#pragma pack(1)\r
2064typedef struct _EFI_LOAD_OPTION {\r
2065 ///\r
2066 /// The attributes for this load option entry. All unused bits must be zero\r
2067 /// and are reserved by the UEFI specification for future growth.\r
2068 ///\r
2069 UINT32 Attributes;\r
2070 ///\r
2071 /// Length in bytes of the FilePathList. OptionalData starts at offset\r
2072 /// sizeof(UINT32) + sizeof(UINT16) + StrSize(Description) + FilePathListLength\r
2073 /// of the EFI_LOAD_OPTION descriptor.\r
2074 ///\r
2075 UINT16 FilePathListLength;\r
2076 ///\r
2077 /// The user readable description for the load option.\r
2078 /// This field ends with a Null character.\r
2079 ///\r
2080 // CHAR16 Description[];\r
2081 ///\r
2082 /// A packed array of UEFI device paths. The first element of the array is a\r
2083 /// device path that describes the device and location of the Image for this\r
2084 /// load option. The FilePathList[0] is specific to the device type. Other\r
2085 /// device paths may optionally exist in the FilePathList, but their usage is\r
2086 /// OSV specific. Each element in the array is variable length, and ends at\r
2087 /// the device path end structure. Because the size of Description is\r
2088 /// arbitrary, this data structure is not guaranteed to be aligned on a\r
2089 /// natural boundary. This data structure may have to be copied to an aligned\r
2090 /// natural boundary before it is used.\r
2091 ///\r
2092 // EFI_DEVICE_PATH_PROTOCOL FilePathList[];\r
2093 ///\r
2094 /// The remaining bytes in the load option descriptor are a binary data buffer\r
2095 /// that is passed to the loaded image. If the field is zero bytes long, a\r
2096 /// NULL pointer is passed to the loaded image. The number of bytes in\r
2097 /// OptionalData can be computed by subtracting the starting offset of\r
2098 /// OptionalData from total size in bytes of the EFI_LOAD_OPTION.\r
2099 ///\r
2100 // UINT8 OptionalData[];\r
2101} EFI_LOAD_OPTION;\r
2102#pragma pack()\r
2103\r
95cba3ee
A
2104//\r
2105// EFI Load Options Attributes\r
2106//\r
573b8a86
RN
2107#define LOAD_OPTION_ACTIVE 0x00000001\r
2108#define LOAD_OPTION_FORCE_RECONNECT 0x00000002\r
2109#define LOAD_OPTION_HIDDEN 0x00000008\r
2110#define LOAD_OPTION_CATEGORY 0x00001F00\r
2111\r
2112#define LOAD_OPTION_CATEGORY_BOOT 0x00000000\r
2113#define LOAD_OPTION_CATEGORY_APP 0x00000100\r
2114\r
2115#define EFI_BOOT_OPTION_SUPPORT_KEY 0x00000001\r
2116#define EFI_BOOT_OPTION_SUPPORT_APP 0x00000002\r
2117#define EFI_BOOT_OPTION_SUPPORT_SYSPREP 0x00000010\r
2118#define EFI_BOOT_OPTION_SUPPORT_COUNT 0x00000300\r
95cba3ee 2119\r
2a3f6a21 2120///\r
2121/// EFI Boot Key Data\r
2122///\r
d4468cdf
RN
2123typedef union {\r
2124 struct {\r
2125 ///\r
2126 /// Indicates the revision of the EFI_KEY_OPTION structure. This revision level should be 0.\r
2127 ///\r
2128 UINT32 Revision : 8;\r
2129 ///\r
2130 /// Either the left or right Shift keys must be pressed (1) or must not be pressed (0).\r
2131 ///\r
2132 UINT32 ShiftPressed : 1;\r
2133 ///\r
2134 /// Either the left or right Control keys must be pressed (1) or must not be pressed (0).\r
2135 ///\r
2136 UINT32 ControlPressed : 1;\r
2137 ///\r
2138 /// Either the left or right Alt keys must be pressed (1) or must not be pressed (0).\r
2139 ///\r
2140 UINT32 AltPressed : 1;\r
2141 ///\r
2142 /// Either the left or right Logo keys must be pressed (1) or must not be pressed (0).\r
2143 ///\r
2144 UINT32 LogoPressed : 1;\r
2145 ///\r
2146 /// The Menu key must be pressed (1) or must not be pressed (0).\r
2147 ///\r
2148 UINT32 MenuPressed : 1;\r
2149 ///\r
2150 /// The SysReq key must be pressed (1) or must not be pressed (0).\r
2151 ///\r
2152 UINT32 SysReqPressed : 1;\r
2153 UINT32 Reserved : 16;\r
2154 ///\r
2155 /// Specifies the actual number of entries in EFI_KEY_OPTION.Keys, from 0-3. If\r
2156 /// zero, then only the shift state is considered. If more than one, then the boot option will\r
2157 /// only be launched if all of the specified keys are pressed with the same shift state.\r
2158 ///\r
2159 UINT32 InputKeyCount : 2;\r
2160 } Options;\r
2161 UINT32 PackedValue;\r
2162} EFI_BOOT_KEY_DATA;\r
95cba3ee 2163\r
2a3f6a21 2164///\r
af2dc6a7 2165/// EFI Key Option.\r
2a3f6a21 2166///\r
53cdd439 2167#pragma pack(1)\r
95cba3ee 2168typedef struct {\r
1bf79370
LG
2169 ///\r
2170 /// Specifies options about how the key will be processed.\r
2171 ///\r
2172 EFI_BOOT_KEY_DATA KeyData;\r
2173 ///\r
2174 /// The CRC-32 which should match the CRC-32 of the entire EFI_LOAD_OPTION to\r
2175 /// which BootOption refers. If the CRC-32s do not match this value, then this key\r
2176 /// option is ignored.\r
2177 ///\r
2a3f6a21 2178 UINT32 BootOptionCrc;\r
1bf79370
LG
2179 ///\r
2180 /// The Boot#### option which will be invoked if this key is pressed and the boot option\r
2181 /// is active (LOAD_OPTION_ACTIVE is set).\r
2182 ///\r
2a3f6a21 2183 UINT16 BootOption;\r
1bf79370
LG
2184 ///\r
2185 /// The key codes to compare against those returned by the\r
2186 /// EFI_SIMPLE_TEXT_INPUT and EFI_SIMPLE_TEXT_INPUT_EX protocols.\r
2187 /// The number of key codes (0-3) is specified by the EFI_KEY_CODE_COUNT field in KeyOptions.\r
2188 ///\r
2189 //EFI_INPUT_KEY Keys[];\r
95cba3ee 2190} EFI_KEY_OPTION;\r
53cdd439 2191#pragma pack()\r
95cba3ee 2192\r
959ccb23 2193//\r
2194// EFI File location to boot from on removable media devices\r
2195//\r
2196#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA32 L"\\EFI\\BOOT\\BOOTIA32.EFI"\r
2197#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA64 L"\\EFI\\BOOT\\BOOTIA64.EFI"\r
2198#define EFI_REMOVABLE_MEDIA_FILE_NAME_X64 L"\\EFI\\BOOT\\BOOTX64.EFI"\r
ebd04fc2 2199#define EFI_REMOVABLE_MEDIA_FILE_NAME_ARM L"\\EFI\\BOOT\\BOOTARM.EFI"\r
b4319afb 2200#define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64 L"\\EFI\\BOOT\\BOOTAA64.EFI"\r
959ccb23 2201\r
2202#if defined (MDE_CPU_IA32)\r
2203 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_IA32\r
959ccb23 2204#elif defined (MDE_CPU_X64)\r
2205 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_X64\r
2206#elif defined (MDE_CPU_EBC)\r
ebd04fc2 2207#elif defined (MDE_CPU_ARM)\r
2208 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_ARM\r
b4319afb
HL
2209#elif defined (MDE_CPU_AARCH64)\r
2210 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64\r
959ccb23 2211#else\r
2212 #error Unknown Processor Type\r
2213#endif\r
2214\r
1cf40fbc
CC
2215//\r
2216// The directory within the active EFI System Partition defined for delivery of capsule to firmware\r
2217//\r
2218#define EFI_CAPSULE_FILE_DIRECTORY L"\\EFI\\UpdateCapsule\\"\r
2219\r
959ccb23 2220#include <Uefi/UefiPxe.h>\r
2221#include <Uefi/UefiGpt.h>\r
2222#include <Uefi/UefiInternalFormRepresentation.h>\r
2223\r
2224#endif\r