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959ccb23 1/** @file\r
e0c047a0 2 Include file that supports UEFI.\r
959ccb23 3\r
b4319afb
HL
4 This include file must contain things defined in the UEFI 2.4 specification.\r
5 If a code construct is defined in the UEFI 2.4 specification it must be included\r
959ccb23 6 by this include file.\r
7\r
d3d92557 8Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r
af2dc6a7 9This program and the accompanying materials are licensed and made available under \r
10the terms and conditions of the BSD License that accompanies this distribution. \r
11The full text of the license may be found at\r
12http://opensource.org/licenses/bsd-license.php. \r
13 \r
14THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
15WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
959ccb23 16\r
959ccb23 17**/\r
18\r
19#ifndef __UEFI_SPEC_H__\r
20#define __UEFI_SPEC_H__\r
21\r
22#include <Uefi/UefiMultiPhase.h>\r
23\r
24#include <Protocol/DevicePath.h>\r
25#include <Protocol/SimpleTextIn.h>\r
2be21afb 26#include <Protocol/SimpleTextInEx.h>\r
959ccb23 27#include <Protocol/SimpleTextOut.h>\r
28\r
8b13229b 29///\r
2a3f6a21 30/// Enumeration of EFI memory allocation types.\r
8b13229b 31///\r
959ccb23 32typedef enum {\r
2a3f6a21 33 ///\r
af2dc6a7 34 /// Allocate any available range of pages that satisfies the request.\r
2a3f6a21 35 ///\r
959ccb23 36 AllocateAnyPages,\r
2a3f6a21 37 ///\r
38 /// Allocate any available range of pages whose uppermost address is less than \r
af2dc6a7 39 /// or equal to a specified maximum address.\r
2a3f6a21 40 ///\r
959ccb23 41 AllocateMaxAddress,\r
2a3f6a21 42 ///\r
af2dc6a7 43 /// Allocate pages at a specified address.\r
2a3f6a21 44 ///\r
959ccb23 45 AllocateAddress,\r
2a3f6a21 46 ///\r
af2dc6a7 47 /// Maximum enumeration value that may be used for bounds checking.\r
2a3f6a21 48 ///\r
959ccb23 49 MaxAllocateType\r
50} EFI_ALLOCATE_TYPE;\r
51\r
5413e8e8 52//\r
53// Bit definitions for EFI_TIME.Daylight\r
54//\r
55#define EFI_TIME_ADJUST_DAYLIGHT 0x01\r
56#define EFI_TIME_IN_DAYLIGHT 0x02\r
57\r
8b13229b 58///\r
af2dc6a7 59/// Value definition for EFI_TIME.TimeZone.\r
8b13229b 60///\r
5413e8e8 61#define EFI_UNSPECIFIED_TIMEZONE 0x07FF\r
959ccb23 62\r
63//\r
e0c047a0 64// Memory cacheability attributes\r
959ccb23 65//\r
66#define EFI_MEMORY_UC 0x0000000000000001ULL\r
67#define EFI_MEMORY_WC 0x0000000000000002ULL\r
68#define EFI_MEMORY_WT 0x0000000000000004ULL\r
69#define EFI_MEMORY_WB 0x0000000000000008ULL\r
70#define EFI_MEMORY_UCE 0x0000000000000010ULL\r
959ccb23 71//\r
e0c047a0 72// Physical memory protection attributes\r
959ccb23 73//\r
00edb218
A
74#define EFI_MEMORY_WP 0x0000000000001000ULL\r
75#define EFI_MEMORY_RP 0x0000000000002000ULL\r
76#define EFI_MEMORY_XP 0x0000000000004000ULL\r
e0c047a0 77//\r
6c98edac
LG
78// Physical memory persistence attribute. \r
79// The memory region supports byte-addressable non-volatility.\r
80//\r
81#define EFI_MEMORY_NV 0x0000000000008000ULL\r
82//\r
e0c047a0 83// Runtime memory attribute\r
84//\r
85#define EFI_MEMORY_RUNTIME 0x8000000000000000ULL\r
959ccb23 86\r
8b13229b 87///\r
af2dc6a7 88/// Memory descriptor version number.\r
8b13229b 89///\r
959ccb23 90#define EFI_MEMORY_DESCRIPTOR_VERSION 1\r
e0c047a0 91\r
92///\r
af2dc6a7 93/// Definition of an EFI memory descriptor.\r
e0c047a0 94///\r
959ccb23 95typedef struct {\r
2a3f6a21 96 ///\r
af2dc6a7 97 /// Type of the memory region. See EFI_MEMORY_TYPE.\r
2a3f6a21 98 ///\r
00edb218 99 UINT32 Type;\r
2a3f6a21 100 ///\r
101 /// Physical address of the first byte of the memory region. Must aligned \r
102 /// on a 4 KB boundary.\r
103 ///\r
00edb218 104 EFI_PHYSICAL_ADDRESS PhysicalStart;\r
2a3f6a21 105 ///\r
106 /// Virtual address of the first byte of the memory region. Must aligned \r
107 /// on a 4 KB boundary.\r
108 ///\r
00edb218 109 EFI_VIRTUAL_ADDRESS VirtualStart;\r
2a3f6a21 110 ///\r
111 /// Number of 4KB pages in the memory region.\r
112 ///\r
00edb218 113 UINT64 NumberOfPages;\r
2a3f6a21 114 ///\r
115 /// Attributes of the memory region that describe the bit mask of capabilities\r
116 /// for that memory region, and not necessarily the current settings for that \r
117 /// memory region.\r
118 ///\r
00edb218 119 UINT64 Attribute;\r
959ccb23 120} EFI_MEMORY_DESCRIPTOR;\r
121\r
959ccb23 122/**\r
123 Allocates memory pages from the system.\r
124\r
d3d92557
FT
125 @param[in] Type The type of allocation to perform.\r
126 @param[in] MemoryType The type of memory to allocate.\r
127 @param[in] Pages The number of contiguous 4 KB pages to allocate.\r
128 @param[in, out] Memory The pointer to a physical address. On input, the way in which the address is\r
129 used depends on the value of Type.\r
959ccb23 130\r
131 @retval EFI_SUCCESS The requested pages were allocated.\r
132 @retval EFI_INVALID_PARAMETER 1) Type is not AllocateAnyPages or\r
133 AllocateMaxAddress or AllocateAddress.\r
134 2) MemoryType is in the range\r
3e058701 135 3) Memory is NULL.\r
6c98edac 136 4) MemoryType was EfiPersistentMemory.\r
959ccb23 137 EfiMaxMemoryType..0x7FFFFFFF.\r
138 @retval EFI_OUT_OF_RESOURCES The pages could not be allocated.\r
139 @retval EFI_NOT_FOUND The requested pages could not be found.\r
140\r
141**/\r
142typedef\r
143EFI_STATUS\r
8b13229b 144(EFIAPI *EFI_ALLOCATE_PAGES)(\r
959ccb23 145 IN EFI_ALLOCATE_TYPE Type,\r
146 IN EFI_MEMORY_TYPE MemoryType,\r
147 IN UINTN Pages,\r
148 IN OUT EFI_PHYSICAL_ADDRESS *Memory\r
149 );\r
150\r
151/**\r
152 Frees memory pages.\r
153\r
d3d92557
FT
154 @param[in] Memory The base physical address of the pages to be freed.\r
155 @param[in] Pages The number of contiguous 4 KB pages to free.\r
959ccb23 156\r
157 @retval EFI_SUCCESS The requested pages were freed.\r
158 @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.\r
159 @retval EFI_NOT_FOUND The requested memory pages were not allocated with\r
160 AllocatePages().\r
161\r
162**/\r
163typedef\r
164EFI_STATUS\r
8b13229b 165(EFIAPI *EFI_FREE_PAGES)(\r
959ccb23 166 IN EFI_PHYSICAL_ADDRESS Memory,\r
167 IN UINTN Pages\r
168 );\r
169\r
170/**\r
171 Returns the current memory map.\r
172\r
d3d92557
FT
173 @param[in, out] MemoryMapSize A pointer to the size, in bytes, of the MemoryMap buffer.\r
174 On input, this is the size of the buffer allocated by the caller.\r
175 On output, it is the size of the buffer returned by the firmware if\r
176 the buffer was large enough, or the size of the buffer needed to contain\r
177 the map if the buffer was too small.\r
178 @param[in, out] MemoryMap A pointer to the buffer in which firmware places the current memory\r
179 map.\r
180 @param[out] MapKey A pointer to the location in which firmware returns the key for the\r
181 current memory map.\r
182 @param[out] DescriptorSize A pointer to the location in which firmware returns the size, in bytes, of\r
183 an individual EFI_MEMORY_DESCRIPTOR.\r
184 @param[out] DescriptorVersion A pointer to the location in which firmware returns the version number\r
185 associated with the EFI_MEMORY_DESCRIPTOR.\r
959ccb23 186\r
187 @retval EFI_SUCCESS The memory map was returned in the MemoryMap buffer.\r
188 @retval EFI_BUFFER_TOO_SMALL The MemoryMap buffer was too small. The current buffer size\r
189 needed to hold the memory map is returned in MemoryMapSize.\r
190 @retval EFI_INVALID_PARAMETER 1) MemoryMapSize is NULL.\r
191 2) The MemoryMap buffer is not too small and MemoryMap is\r
192 NULL.\r
193\r
194**/\r
195typedef\r
196EFI_STATUS\r
8b13229b 197(EFIAPI *EFI_GET_MEMORY_MAP)(\r
959ccb23 198 IN OUT UINTN *MemoryMapSize,\r
199 IN OUT EFI_MEMORY_DESCRIPTOR *MemoryMap,\r
200 OUT UINTN *MapKey,\r
201 OUT UINTN *DescriptorSize,\r
202 OUT UINT32 *DescriptorVersion\r
203 );\r
204\r
205/**\r
206 Allocates pool memory.\r
207\r
d3d92557
FT
208 @param[in] PoolType The type of pool to allocate.\r
209 @param[in] Size The number of bytes to allocate from the pool.\r
210 @param[out] Buffer A pointer to a pointer to the allocated buffer if the call succeeds;\r
959ccb23 211 undefined otherwise.\r
212\r
213 @retval EFI_SUCCESS The requested number of bytes was allocated.\r
214 @retval EFI_OUT_OF_RESOURCES The pool requested could not be allocated.\r
3e058701 215 @retval EFI_INVALID_PARAMETER PoolType was invalid or Buffer is NULL.\r
6c98edac 216 PoolType was EfiPersistentMemory.\r
959ccb23 217\r
218**/\r
219typedef\r
220EFI_STATUS\r
8b13229b 221(EFIAPI *EFI_ALLOCATE_POOL)(\r
959ccb23 222 IN EFI_MEMORY_TYPE PoolType,\r
223 IN UINTN Size,\r
224 OUT VOID **Buffer\r
225 );\r
226\r
227/**\r
228 Returns pool memory to the system.\r
229\r
d3d92557 230 @param[in] Buffer The pointer to the buffer to free.\r
959ccb23 231\r
232 @retval EFI_SUCCESS The memory was returned to the system.\r
233 @retval EFI_INVALID_PARAMETER Buffer was invalid.\r
234\r
235**/\r
236typedef\r
237EFI_STATUS\r
8b13229b 238(EFIAPI *EFI_FREE_POOL)(\r
959ccb23 239 IN VOID *Buffer\r
240 );\r
241\r
242/**\r
243 Changes the runtime addressing mode of EFI firmware from physical to virtual.\r
244\r
d3d92557
FT
245 @param[in] MemoryMapSize The size in bytes of VirtualMap.\r
246 @param[in] DescriptorSize The size in bytes of an entry in the VirtualMap.\r
247 @param[in] DescriptorVersion The version of the structure entries in VirtualMap.\r
248 @param[in] VirtualMap An array of memory descriptors which contain new virtual\r
959ccb23 249 address mapping information for all runtime ranges.\r
250\r
251 @retval EFI_SUCCESS The virtual address map has been applied.\r
252 @retval EFI_UNSUPPORTED EFI firmware is not at runtime, or the EFI firmware is already in\r
253 virtual address mapped mode.\r
254 @retval EFI_INVALID_PARAMETER DescriptorSize or DescriptorVersion is invalid.\r
255 @retval EFI_NO_MAPPING A virtual address was not supplied for a range in the memory\r
256 map that requires a mapping.\r
257 @retval EFI_NOT_FOUND A virtual address was supplied for an address that is not found\r
258 in the memory map.\r
259\r
260**/\r
261typedef\r
262EFI_STATUS\r
8b13229b 263(EFIAPI *EFI_SET_VIRTUAL_ADDRESS_MAP)(\r
959ccb23 264 IN UINTN MemoryMapSize,\r
265 IN UINTN DescriptorSize,\r
266 IN UINT32 DescriptorVersion,\r
267 IN EFI_MEMORY_DESCRIPTOR *VirtualMap\r
268 );\r
269\r
270/**\r
271 Connects one or more drivers to a controller.\r
272\r
d3d92557
FT
273 @param[in] ControllerHandle The handle of the controller to which driver(s) are to be connected.\r
274 @param[in] DriverImageHandle A pointer to an ordered list handles that support the\r
275 EFI_DRIVER_BINDING_PROTOCOL.\r
276 @param[in] RemainingDevicePath A pointer to the device path that specifies a child of the\r
277 controller specified by ControllerHandle.\r
278 @param[in] Recursive If TRUE, then ConnectController() is called recursively\r
279 until the entire tree of controllers below the controller specified\r
280 by ControllerHandle have been created. If FALSE, then\r
281 the tree of controllers is only expanded one level.\r
959ccb23 282\r
283 @retval EFI_SUCCESS 1) One or more drivers were connected to ControllerHandle.\r
284 2) No drivers were connected to ControllerHandle, but\r
285 RemainingDevicePath is not NULL, and it is an End Device\r
286 Path Node.\r
18bd7e85 287 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
959ccb23 288 @retval EFI_NOT_FOUND 1) There are no EFI_DRIVER_BINDING_PROTOCOL instances\r
289 present in the system.\r
290 2) No drivers were connected to ControllerHandle.\r
b92b1209
LG
291 @retval EFI_SECURITY_VIOLATION \r
292 The user has no permission to start UEFI device drivers on the device path \r
293 associated with the ControllerHandle or specified by the RemainingDevicePath.\r
959ccb23 294**/\r
295typedef\r
296EFI_STATUS\r
8b13229b 297(EFIAPI *EFI_CONNECT_CONTROLLER)(\r
959ccb23 298 IN EFI_HANDLE ControllerHandle,\r
299 IN EFI_HANDLE *DriverImageHandle, OPTIONAL\r
300 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath, OPTIONAL\r
301 IN BOOLEAN Recursive\r
302 );\r
303\r
304/**\r
305 Disconnects one or more drivers from a controller.\r
306\r
d3d92557
FT
307 @param[in] ControllerHandle The handle of the controller from which driver(s) are to be disconnected.\r
308 @param[in] DriverImageHandle The driver to disconnect from ControllerHandle.\r
309 If DriverImageHandle is NULL, then all the drivers currently managing\r
310 ControllerHandle are disconnected from ControllerHandle.\r
311 @param[in] ChildHandle The handle of the child to destroy.\r
312 If ChildHandle is NULL, then all the children of ControllerHandle are\r
313 destroyed before the drivers are disconnected from ControllerHandle.\r
959ccb23 314\r
315 @retval EFI_SUCCESS 1) One or more drivers were disconnected from the controller.\r
316 2) On entry, no drivers are managing ControllerHandle.\r
317 3) DriverImageHandle is not NULL, and on entry\r
318 DriverImageHandle is not managing ControllerHandle.\r
d9de7921 319 @retval EFI_INVALID_PARAMETER 1) ControllerHandle is NULL.\r
e0c047a0 320 2) DriverImageHandle is not NULL, and it is not a valid EFI_HANDLE.\r
321 3) ChildHandle is not NULL, and it is not a valid EFI_HANDLE.\r
322 4) DriverImageHandle does not support the EFI_DRIVER_BINDING_PROTOCOL.\r
959ccb23 323 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to disconnect any drivers from\r
324 ControllerHandle.\r
325 @retval EFI_DEVICE_ERROR The controller could not be disconnected because of a device error.\r
326\r
327**/\r
328typedef\r
329EFI_STATUS\r
8b13229b 330(EFIAPI *EFI_DISCONNECT_CONTROLLER)(\r
959ccb23 331 IN EFI_HANDLE ControllerHandle,\r
332 IN EFI_HANDLE DriverImageHandle, OPTIONAL\r
333 IN EFI_HANDLE ChildHandle OPTIONAL\r
334 );\r
335\r
336\r
337\r
338//\r
339// ConvertPointer DebugDisposition type.\r
340//\r
341#define EFI_OPTIONAL_PTR 0x00000001\r
959ccb23 342\r
343/**\r
344 Determines the new virtual address that is to be used on subsequent memory accesses.\r
345\r
d3d92557
FT
346 @param[in] DebugDisposition Supplies type information for the pointer being converted.\r
347 @param[in, out] Address A pointer to a pointer that is to be fixed to be the value needed\r
348 for the new virtual address mappings being applied.\r
959ccb23 349\r
350 @retval EFI_SUCCESS The pointer pointed to by Address was modified.\r
351 @retval EFI_INVALID_PARAMETER 1) Address is NULL.\r
352 2) *Address is NULL and DebugDisposition does\r
353 not have the EFI_OPTIONAL_PTR bit set.\r
354 @retval EFI_NOT_FOUND The pointer pointed to by Address was not found to be part\r
355 of the current memory map. This is normally fatal.\r
356\r
357**/\r
358typedef\r
359EFI_STATUS\r
8b13229b 360(EFIAPI *EFI_CONVERT_POINTER)(\r
959ccb23 361 IN UINTN DebugDisposition,\r
362 IN OUT VOID **Address\r
363 );\r
364\r
365\r
366//\r
ac644614 367// These types can be ORed together as needed - for example,\r
93ce5aca 368// EVT_TIMER might be Ored with EVT_NOTIFY_WAIT or\r
959ccb23 369// EVT_NOTIFY_SIGNAL.\r
370//\r
00edb218
A
371#define EVT_TIMER 0x80000000\r
372#define EVT_RUNTIME 0x40000000\r
00edb218
A
373#define EVT_NOTIFY_WAIT 0x00000100\r
374#define EVT_NOTIFY_SIGNAL 0x00000200\r
93ce5aca 375\r
00edb218 376#define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201\r
93ce5aca 377#define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202\r
959ccb23 378\r
379//\r
ac644614 380// The event's NotifyContext pointer points to a runtime memory\r
d0c64728 381// address.\r
959ccb23 382// The event is deprecated in UEFI2.0 and later specifications.\r
d0c64728 383//\r
959ccb23 384#define EVT_RUNTIME_CONTEXT 0x20000000\r
385\r
386\r
387/**\r
388 Invoke a notification event\r
389\r
d3d92557
FT
390 @param[in] Event Event whose notification function is being invoked.\r
391 @param[in] Context The pointer to the notification function's context,\r
392 which is implementation-dependent.\r
959ccb23 393\r
394**/\r
395typedef\r
396VOID\r
8b13229b 397(EFIAPI *EFI_EVENT_NOTIFY)(\r
959ccb23 398 IN EFI_EVENT Event,\r
399 IN VOID *Context\r
400 );\r
401\r
402/**\r
403 Creates an event.\r
404\r
d3d92557
FT
405 @param[in] Type The type of event to create and its mode and attributes.\r
406 @param[in] NotifyTpl The task priority level of event notifications, if needed.\r
407 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
408 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 409 Context in the notification function.\r
d3d92557 410 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 411 otherwise.\r
412\r
413 @retval EFI_SUCCESS The event structure was created.\r
414 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
415 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
416\r
417**/\r
418typedef\r
419EFI_STATUS\r
8b13229b 420(EFIAPI *EFI_CREATE_EVENT)(\r
959ccb23 421 IN UINT32 Type,\r
422 IN EFI_TPL NotifyTpl,\r
423 IN EFI_EVENT_NOTIFY NotifyFunction,\r
424 IN VOID *NotifyContext,\r
425 OUT EFI_EVENT *Event\r
426 );\r
427\r
428/**\r
429 Creates an event in a group.\r
430\r
d3d92557
FT
431 @param[in] Type The type of event to create and its mode and attributes.\r
432 @param[in] NotifyTpl The task priority level of event notifications,if needed.\r
433 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
434 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 435 Context in the notification function.\r
d3d92557 436 @param[in] EventGroup The pointer to the unique identifier of the group to which this event belongs.\r
e0c047a0 437 If this is NULL, then the function behaves as if the parameters were passed\r
438 to CreateEvent.\r
d3d92557 439 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 440 otherwise.\r
441\r
442 @retval EFI_SUCCESS The event structure was created.\r
443 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
444 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
445\r
446**/\r
447typedef\r
448EFI_STATUS\r
8b13229b 449(EFIAPI *EFI_CREATE_EVENT_EX)(\r
959ccb23 450 IN UINT32 Type,\r
e0c047a0 451 IN EFI_TPL NotifyTpl,\r
959ccb23 452 IN EFI_EVENT_NOTIFY NotifyFunction OPTIONAL,\r
453 IN CONST VOID *NotifyContext OPTIONAL,\r
454 IN CONST EFI_GUID *EventGroup OPTIONAL,\r
455 OUT EFI_EVENT *Event\r
456 );\r
457\r
e0c047a0 458///\r
459/// Timer delay types\r
460///\r
959ccb23 461typedef enum {\r
2a3f6a21 462 ///\r
af2dc6a7 463 /// An event's timer settings is to be cancelled and not trigger time is to be set/\r
2a3f6a21 464 ///\r
959ccb23 465 TimerCancel,\r
2a3f6a21 466 ///\r
93e8d03c 467 /// An event is to be signaled periodically at a specified interval from the current time.\r
2a3f6a21 468 ///\r
959ccb23 469 TimerPeriodic,\r
2a3f6a21 470 ///\r
93e8d03c 471 /// An event is to be signaled once at a specified interval from the current time.\r
2a3f6a21 472 ///\r
959ccb23 473 TimerRelative\r
474} EFI_TIMER_DELAY;\r
475\r
476/**\r
477 Sets the type of timer and the trigger time for a timer event.\r
478\r
d3d92557
FT
479 @param[in] Event The timer event that is to be signaled at the specified time.\r
480 @param[in] Type The type of time that is specified in TriggerTime.\r
481 @param[in] TriggerTime The number of 100ns units until the timer expires.\r
e0c047a0 482 A TriggerTime of 0 is legal.\r
483 If Type is TimerRelative and TriggerTime is 0, then the timer\r
484 event will be signaled on the next timer tick.\r
485 If Type is TimerPeriodic and TriggerTime is 0, then the timer\r
486 event will be signaled on every timer tick.\r
959ccb23 487\r
488 @retval EFI_SUCCESS The event has been set to be signaled at the requested time.\r
489 @retval EFI_INVALID_PARAMETER Event or Type is not valid.\r
490\r
491**/\r
492typedef\r
493EFI_STATUS\r
8b13229b 494(EFIAPI *EFI_SET_TIMER)(\r
959ccb23 495 IN EFI_EVENT Event,\r
496 IN EFI_TIMER_DELAY Type,\r
497 IN UINT64 TriggerTime\r
498 );\r
499\r
500/**\r
501 Signals an event.\r
502\r
d3d92557 503 @param[in] Event The event to signal.\r
959ccb23 504\r
505 @retval EFI_SUCCESS The event has been signaled.\r
506\r
507**/\r
508typedef\r
509EFI_STATUS\r
8b13229b 510(EFIAPI *EFI_SIGNAL_EVENT)(\r
959ccb23 511 IN EFI_EVENT Event\r
512 );\r
513\r
514/**\r
515 Stops execution until an event is signaled.\r
516\r
d3d92557
FT
517 @param[in] NumberOfEvents The number of events in the Event array.\r
518 @param[in] Event An array of EFI_EVENT.\r
519 @param[out] Index The pointer to the index of the event which satisfied the wait condition.\r
959ccb23 520\r
521 @retval EFI_SUCCESS The event indicated by Index was signaled.\r
522 @retval EFI_INVALID_PARAMETER 1) NumberOfEvents is 0.\r
523 2) The event indicated by Index is of type\r
524 EVT_NOTIFY_SIGNAL.\r
525 @retval EFI_UNSUPPORTED The current TPL is not TPL_APPLICATION.\r
526\r
527**/\r
528typedef\r
529EFI_STATUS\r
8b13229b 530(EFIAPI *EFI_WAIT_FOR_EVENT)(\r
959ccb23 531 IN UINTN NumberOfEvents,\r
532 IN EFI_EVENT *Event,\r
533 OUT UINTN *Index\r
534 );\r
535\r
536/**\r
537 Closes an event.\r
538\r
d3d92557 539 @param[in] Event The event to close.\r
959ccb23 540\r
541 @retval EFI_SUCCESS The event has been closed.\r
542\r
543**/\r
544typedef\r
545EFI_STATUS\r
8b13229b 546(EFIAPI *EFI_CLOSE_EVENT)(\r
959ccb23 547 IN EFI_EVENT Event\r
548 );\r
549\r
550/**\r
551 Checks whether an event is in the signaled state.\r
552\r
d3d92557 553 @param[in] Event The event to check.\r
959ccb23 554\r
555 @retval EFI_SUCCESS The event is in the signaled state.\r
556 @retval EFI_NOT_READY The event is not in the signaled state.\r
557 @retval EFI_INVALID_PARAMETER Event is of type EVT_NOTIFY_SIGNAL.\r
558\r
559**/\r
560typedef\r
561EFI_STATUS\r
8b13229b 562(EFIAPI *EFI_CHECK_EVENT)(\r
959ccb23 563 IN EFI_EVENT Event\r
564 );\r
565\r
566\r
567//\r
e0c047a0 568// Task priority level\r
959ccb23 569//\r
570#define TPL_APPLICATION 4\r
571#define TPL_CALLBACK 8\r
572#define TPL_NOTIFY 16\r
573#define TPL_HIGH_LEVEL 31\r
574\r
575\r
576/**\r
577 Raises a task's priority level and returns its previous level.\r
578\r
d3d92557 579 @param[in] NewTpl The new task priority level.\r
959ccb23 580\r
e0c047a0 581 @return Previous task priority level\r
959ccb23 582\r
583**/\r
584typedef\r
585EFI_TPL\r
8b13229b 586(EFIAPI *EFI_RAISE_TPL)(\r
959ccb23 587 IN EFI_TPL NewTpl\r
588 );\r
589\r
590/**\r
591 Restores a task's priority level to its previous value.\r
592\r
d3d92557 593 @param[in] OldTpl The previous task priority level to restore.\r
959ccb23 594\r
595**/\r
596typedef\r
597VOID\r
8b13229b 598(EFIAPI *EFI_RESTORE_TPL)(\r
959ccb23 599 IN EFI_TPL OldTpl\r
600 );\r
601\r
602/**\r
603 Returns the value of a variable.\r
604\r
d3d92557
FT
605 @param[in] VariableName A Null-terminated string that is the name of the vendor's\r
606 variable.\r
607 @param[in] VendorGuid A unique identifier for the vendor.\r
608 @param[out] Attributes If not NULL, a pointer to the memory location to return the\r
609 attributes bitmask for the variable.\r
610 @param[in, out] DataSize On input, the size in bytes of the return Data buffer.\r
611 On output the size of data returned in Data.\r
612 @param[out] Data The buffer to return the contents of the variable.\r
959ccb23 613\r
e0c047a0 614 @retval EFI_SUCCESS The function completed successfully.\r
615 @retval EFI_NOT_FOUND The variable was not found.\r
616 @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result.\r
617 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
618 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
619 @retval EFI_INVALID_PARAMETER DataSize is NULL.\r
620 @retval EFI_INVALID_PARAMETER The DataSize is not too small and Data is NULL.\r
621 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
622 @retval EFI_SECURITY_VIOLATION The variable could not be retrieved due to an authentication failure.\r
959ccb23 623\r
624**/\r
625typedef\r
626EFI_STATUS\r
8b13229b 627(EFIAPI *EFI_GET_VARIABLE)(\r
959ccb23 628 IN CHAR16 *VariableName,\r
629 IN EFI_GUID *VendorGuid,\r
630 OUT UINT32 *Attributes, OPTIONAL\r
631 IN OUT UINTN *DataSize,\r
632 OUT VOID *Data\r
633 );\r
634\r
635/**\r
636 Enumerates the current variable names.\r
637\r
d3d92557
FT
638 @param[in, out] VariableNameSize The size of the VariableName buffer.\r
639 @param[in, out] VariableName On input, supplies the last VariableName that was returned\r
640 by GetNextVariableName(). On output, returns the Nullterminated\r
641 string of the current variable.\r
642 @param[in, out] VendorGuid On input, supplies the last VendorGuid that was returned by\r
643 GetNextVariableName(). On output, returns the\r
644 VendorGuid of the current variable.\r
959ccb23 645\r
646 @retval EFI_SUCCESS The function completed successfully.\r
647 @retval EFI_NOT_FOUND The next variable was not found.\r
648 @retval EFI_BUFFER_TOO_SMALL The VariableNameSize is too small for the result.\r
e0c047a0 649 @retval EFI_INVALID_PARAMETER VariableNameSize is NULL.\r
650 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
651 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
959ccb23 652 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
653\r
654**/\r
655typedef\r
656EFI_STATUS\r
8b13229b 657(EFIAPI *EFI_GET_NEXT_VARIABLE_NAME)(\r
959ccb23 658 IN OUT UINTN *VariableNameSize,\r
659 IN OUT CHAR16 *VariableName,\r
660 IN OUT EFI_GUID *VendorGuid\r
661 );\r
662\r
663/**\r
664 Sets the value of a variable.\r
665\r
d3d92557 666 @param[in] VariableName A Null-terminated string that is the name of the vendor's variable.\r
db27cda5 667 Each VariableName is unique for each VendorGuid. VariableName must\r
668 contain 1 or more characters. If VariableName is an empty string,\r
669 then EFI_INVALID_PARAMETER is returned.\r
d3d92557
FT
670 @param[in] VendorGuid A unique identifier for the vendor.\r
671 @param[in] Attributes Attributes bitmask to set for the variable.\r
672 @param[in] DataSize The size in bytes of the Data buffer. Unless the EFI_VARIABLE_APPEND_WRITE, \r
ce1d1c9a
SQ
673 EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS, or \r
674 EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS attribute is set, a size of zero \r
675 causes the variable to be deleted. When the EFI_VARIABLE_APPEND_WRITE attribute is \r
676 set, then a SetVariable() call with a DataSize of zero will not cause any change to \r
677 the variable value (the timestamp associated with the variable may be updated however \r
678 even if no new data value is provided,see the description of the \r
679 EFI_VARIABLE_AUTHENTICATION_2 descriptor below. In this case the DataSize will not \r
680 be zero since the EFI_VARIABLE_AUTHENTICATION_2 descriptor will be populated). \r
d3d92557 681 @param[in] Data The contents for the variable.\r
959ccb23 682\r
e0c047a0 683 @retval EFI_SUCCESS The firmware has successfully stored the variable and its data as\r
684 defined by the Attributes.\r
6675a21f 685 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits, name, and GUID was supplied, or the\r
e0c047a0 686 DataSize exceeds the maximum allowed.\r
db27cda5 687 @retval EFI_INVALID_PARAMETER VariableName is an empty string.\r
e0c047a0 688 @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.\r
689 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
690 @retval EFI_WRITE_PROTECTED The variable in question is read-only.\r
691 @retval EFI_WRITE_PROTECTED The variable in question cannot be deleted.\r
ce1d1c9a
SQ
692 @retval EFI_SECURITY_VIOLATION The variable could not be written due to EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS \r
693 or EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACESS being set, but the AuthInfo \r
694 does NOT pass the validation check carried out by the firmware.\r
695 \r
e0c047a0 696 @retval EFI_NOT_FOUND The variable trying to be updated or deleted was not found.\r
959ccb23 697\r
698**/\r
699typedef\r
700EFI_STATUS\r
8b13229b 701(EFIAPI *EFI_SET_VARIABLE)(\r
959ccb23 702 IN CHAR16 *VariableName,\r
703 IN EFI_GUID *VendorGuid,\r
704 IN UINT32 Attributes,\r
705 IN UINTN DataSize,\r
706 IN VOID *Data\r
707 );\r
708\r
709\r
e0c047a0 710///\r
711/// This provides the capabilities of the\r
712/// real time clock device as exposed through the EFI interfaces.\r
713///\r
959ccb23 714typedef struct {\r
1bf79370
LG
715 ///\r
716 /// Provides the reporting resolution of the real-time clock device in\r
717 /// counts per second. For a normal PC-AT CMOS RTC device, this\r
718 /// value would be 1 Hz, or 1, to indicate that the device only reports\r
719 /// the time to the resolution of 1 second.\r
720 ///\r
00edb218 721 UINT32 Resolution;\r
1bf79370
LG
722 ///\r
723 /// Provides the timekeeping accuracy of the real-time clock in an\r
724 /// error rate of 1E-6 parts per million. For a clock with an accuracy\r
725 /// of 50 parts per million, the value in this field would be\r
726 /// 50,000,000.\r
727 ///\r
00edb218 728 UINT32 Accuracy;\r
1bf79370 729 ///\r
de2314f8 730 /// A TRUE indicates that a time set operation clears the device's\r
1bf79370
LG
731 /// time below the Resolution reporting level. A FALSE\r
732 /// indicates that the state below the Resolution level of the\r
733 /// device is not cleared when the time is set. Normal PC-AT CMOS\r
734 /// RTC devices set this value to FALSE.\r
735 ///\r
00edb218 736 BOOLEAN SetsToZero;\r
959ccb23 737} EFI_TIME_CAPABILITIES;\r
738\r
739/**\r
740 Returns the current time and date information, and the time-keeping capabilities\r
741 of the hardware platform.\r
742\r
d3d92557
FT
743 @param[out] Time A pointer to storage to receive a snapshot of the current time.\r
744 @param[out] Capabilities An optional pointer to a buffer to receive the real time clock\r
959ccb23 745 device's capabilities.\r
746\r
747 @retval EFI_SUCCESS The operation completed successfully.\r
748 @retval EFI_INVALID_PARAMETER Time is NULL.\r
749 @retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error.\r
750\r
751**/\r
752typedef\r
753EFI_STATUS\r
8b13229b 754(EFIAPI *EFI_GET_TIME)(\r
959ccb23 755 OUT EFI_TIME *Time,\r
756 OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL\r
757 );\r
758\r
759/**\r
760 Sets the current local time and date information.\r
761\r
d3d92557 762 @param[in] Time A pointer to the current time.\r
959ccb23 763\r
764 @retval EFI_SUCCESS The operation completed successfully.\r
765 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
766 @retval EFI_DEVICE_ERROR The time could not be set due due to hardware error.\r
767\r
768**/\r
769typedef\r
770EFI_STATUS\r
8b13229b 771(EFIAPI *EFI_SET_TIME)(\r
959ccb23 772 IN EFI_TIME *Time\r
773 );\r
774\r
775/**\r
776 Returns the current wakeup alarm clock setting.\r
777\r
d3d92557
FT
778 @param[out] Enabled Indicates if the alarm is currently enabled or disabled.\r
779 @param[out] Pending Indicates if the alarm signal is pending and requires acknowledgement.\r
780 @param[out] Time The current alarm setting.\r
959ccb23 781\r
782 @retval EFI_SUCCESS The alarm settings were returned.\r
e0c047a0 783 @retval EFI_INVALID_PARAMETER Enabled is NULL.\r
784 @retval EFI_INVALID_PARAMETER Pending is NULL.\r
785 @retval EFI_INVALID_PARAMETER Time is NULL.\r
959ccb23 786 @retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error.\r
e0c047a0 787 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
959ccb23 788\r
789**/\r
790typedef\r
791EFI_STATUS\r
8b13229b 792(EFIAPI *EFI_GET_WAKEUP_TIME)(\r
959ccb23 793 OUT BOOLEAN *Enabled,\r
794 OUT BOOLEAN *Pending,\r
795 OUT EFI_TIME *Time\r
796 );\r
797\r
798/**\r
799 Sets the system wakeup alarm clock time.\r
800\r
d3d92557
FT
801 @param[in] Enable Enable or disable the wakeup alarm.\r
802 @param[in] Time If Enable is TRUE, the time to set the wakeup alarm for.\r
e0c047a0 803 If Enable is FALSE, then this parameter is optional, and may be NULL.\r
959ccb23 804\r
805 @retval EFI_SUCCESS If Enable is TRUE, then the wakeup alarm was enabled. If\r
806 Enable is FALSE, then the wakeup alarm was disabled.\r
807 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
808 @retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error.\r
809 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
810\r
811**/\r
812typedef\r
813EFI_STATUS\r
8b13229b 814(EFIAPI *EFI_SET_WAKEUP_TIME)(\r
959ccb23 815 IN BOOLEAN Enable,\r
816 IN EFI_TIME *Time OPTIONAL\r
817 );\r
818\r
959ccb23 819/**\r
820 Loads an EFI image into memory.\r
821\r
d3d92557
FT
822 @param[in] BootPolicy If TRUE, indicates that the request originates from the boot\r
823 manager, and that the boot manager is attempting to load\r
824 FilePath as a boot selection. Ignored if SourceBuffer is\r
825 not NULL.\r
826 @param[in] ParentImageHandle The caller's image handle.\r
827 @param[in] DevicePath The DeviceHandle specific file path from which the image is\r
828 loaded.\r
829 @param[in] SourceBuffer If not NULL, a pointer to the memory location containing a copy\r
830 of the image to be loaded.\r
831 @param[in] SourceSize The size in bytes of SourceBuffer. Ignored if SourceBuffer is NULL.\r
832 @param[out] ImageHandle The pointer to the returned image handle that is created when the\r
833 image is successfully loaded.\r
834\r
835 @retval EFI_SUCCESS Image was loaded into memory correctly.\r
836 @retval EFI_NOT_FOUND Both SourceBuffer and DevicePath are NULL.\r
837 @retval EFI_INVALID_PARAMETER One or more parametes are invalid.\r
838 @retval EFI_UNSUPPORTED The image type is not supported.\r
839 @retval EFI_OUT_OF_RESOURCES Image was not loaded due to insufficient resources.\r
840 @retval EFI_LOAD_ERROR Image was not loaded because the image format was corrupt or not\r
841 understood.\r
842 @retval EFI_DEVICE_ERROR Image was not loaded because the device returned a read error.\r
843 @retval EFI_ACCESS_DENIED Image was not loaded because the platform policy prohibits the \r
844 image from being loaded. NULL is returned in *ImageHandle.\r
9095e76b 845 @retval EFI_SECURITY_VIOLATION Image was loaded and an ImageHandle was created with a \r
d3d92557
FT
846 valid EFI_LOADED_IMAGE_PROTOCOL. However, the current \r
847 platform policy specifies that the image should not be started.\r
959ccb23 848**/\r
849typedef\r
850EFI_STATUS\r
8b13229b 851(EFIAPI *EFI_IMAGE_LOAD)(\r
959ccb23 852 IN BOOLEAN BootPolicy,\r
853 IN EFI_HANDLE ParentImageHandle,\r
e0c047a0 854 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
959ccb23 855 IN VOID *SourceBuffer OPTIONAL,\r
856 IN UINTN SourceSize,\r
857 OUT EFI_HANDLE *ImageHandle\r
858 );\r
859\r
860/**\r
861 Transfers control to a loaded image's entry point.\r
862\r
d3d92557
FT
863 @param[in] ImageHandle Handle of image to be started.\r
864 @param[out] ExitDataSize The pointer to the size, in bytes, of ExitData.\r
865 @param[out] ExitData The pointer to a pointer to a data buffer that includes a Null-terminated\r
866 string, optionally followed by additional binary data.\r
959ccb23 867\r
b92b1209
LG
868 @retval EFI_INVALID_PARAMETER ImageHandle is either an invalid image handle or the image\r
869 has already been initialized with StartImage.\r
870 @retval EFI_SECURITY_VIOLATION The current platform policy specifies that the image should not be started.\r
e0c047a0 871 @return Exit code from image\r
959ccb23 872\r
873**/\r
874typedef\r
875EFI_STATUS\r
8b13229b 876(EFIAPI *EFI_IMAGE_START)(\r
959ccb23 877 IN EFI_HANDLE ImageHandle,\r
878 OUT UINTN *ExitDataSize,\r
879 OUT CHAR16 **ExitData OPTIONAL\r
880 );\r
881\r
882/**\r
883 Terminates a loaded EFI image and returns control to boot services.\r
884\r
d3d92557 885 @param[in] ImageHandle Handle that identifies the image. This parameter is passed to the \r
fbf926ad 886 image on entry.\r
d3d92557
FT
887 @param[in] ExitStatus The image's exit code.\r
888 @param[in] ExitDataSize The size, in bytes, of ExitData. Ignored if ExitStatus is EFI_SUCCESS.\r
889 @param[in] ExitData The pointer to a data buffer that includes a Null-terminated string,\r
fbf926ad 890 optionally followed by additional binary data. The string is a \r
891 description that the caller may use to further indicate the reason \r
892 for the image's exit. ExitData is only valid if ExitStatus \r
893 is something other than EFI_SUCCESS. The ExitData buffer \r
894 must be allocated by calling AllocatePool().\r
959ccb23 895\r
896 @retval EFI_SUCCESS The image specified by ImageHandle was unloaded.\r
897 @retval EFI_INVALID_PARAMETER The image specified by ImageHandle has been loaded and\r
898 started with LoadImage() and StartImage(), but the\r
899 image is not the currently executing image.\r
900\r
901**/\r
902typedef\r
903EFI_STATUS\r
8b13229b 904(EFIAPI *EFI_EXIT)(\r
959ccb23 905 IN EFI_HANDLE ImageHandle,\r
906 IN EFI_STATUS ExitStatus,\r
907 IN UINTN ExitDataSize,\r
908 IN CHAR16 *ExitData OPTIONAL\r
909 );\r
910\r
911/**\r
912 Unloads an image.\r
913\r
d3d92557 914 @param[in] ImageHandle Handle that identifies the image to be unloaded.\r
959ccb23 915\r
916 @retval EFI_SUCCESS The image has been unloaded.\r
917 @retval EFI_INVALID_PARAMETER ImageHandle is not a valid image handle.\r
959ccb23 918\r
919**/\r
920typedef\r
921EFI_STATUS\r
8b13229b 922(EFIAPI *EFI_IMAGE_UNLOAD)(\r
959ccb23 923 IN EFI_HANDLE ImageHandle\r
924 );\r
925\r
926/**\r
927 Terminates all boot services.\r
928\r
d3d92557
FT
929 @param[in] ImageHandle Handle that identifies the exiting image.\r
930 @param[in] MapKey Key to the latest memory map.\r
959ccb23 931\r
932 @retval EFI_SUCCESS Boot services have been terminated.\r
933 @retval EFI_INVALID_PARAMETER MapKey is incorrect.\r
934\r
935**/\r
936typedef\r
937EFI_STATUS\r
8b13229b 938(EFIAPI *EFI_EXIT_BOOT_SERVICES)(\r
959ccb23 939 IN EFI_HANDLE ImageHandle,\r
940 IN UINTN MapKey\r
941 );\r
942\r
943/**\r
944 Induces a fine-grained stall.\r
945\r
d3d92557 946 @param[in] Microseconds The number of microseconds to stall execution.\r
959ccb23 947\r
948 @retval EFI_SUCCESS Execution was stalled at least the requested number of\r
949 Microseconds.\r
950\r
951**/\r
952typedef\r
953EFI_STATUS\r
8b13229b 954(EFIAPI *EFI_STALL)(\r
959ccb23 955 IN UINTN Microseconds\r
956 );\r
957\r
958/**\r
959 Sets the system's watchdog timer.\r
960\r
d3d92557
FT
961 @param[in] Timeout The number of seconds to set the watchdog timer to.\r
962 @param[in] WatchdogCode The numeric code to log on a watchdog timer timeout event.\r
963 @param[in] DataSize The size, in bytes, of WatchdogData.\r
964 @param[in] WatchdogData A data buffer that includes a Null-terminated string, optionally\r
959ccb23 965 followed by additional binary data.\r
966\r
967 @retval EFI_SUCCESS The timeout has been set.\r
968 @retval EFI_INVALID_PARAMETER The supplied WatchdogCode is invalid.\r
969 @retval EFI_UNSUPPORTED The system does not have a watchdog timer.\r
af2dc6a7 970 @retval EFI_DEVICE_ERROR The watchdog timer could not be programmed due to a hardware\r
959ccb23 971 error.\r
972\r
973**/\r
974typedef\r
975EFI_STATUS\r
8b13229b 976(EFIAPI *EFI_SET_WATCHDOG_TIMER)(\r
959ccb23 977 IN UINTN Timeout,\r
978 IN UINT64 WatchdogCode,\r
979 IN UINTN DataSize,\r
980 IN CHAR16 *WatchdogData OPTIONAL\r
981 );\r
982\r
959ccb23 983/**\r
984 Resets the entire platform.\r
985\r
d3d92557
FT
986 @param[in] ResetType The type of reset to perform.\r
987 @param[in] ResetStatus The status code for the reset.\r
988 @param[in] DataSize The size, in bytes, of WatchdogData.\r
989 @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or\r
959ccb23 990 EfiResetShutdown the data buffer starts with a Null-terminated\r
fbf926ad 991 string, optionally followed by additional binary data.\r
959ccb23 992\r
993**/\r
994typedef\r
995VOID\r
8b13229b 996(EFIAPI *EFI_RESET_SYSTEM)(\r
959ccb23 997 IN EFI_RESET_TYPE ResetType,\r
998 IN EFI_STATUS ResetStatus,\r
999 IN UINTN DataSize,\r
b058028b 1000 IN VOID *ResetData OPTIONAL\r
959ccb23 1001 );\r
1002\r
1003/**\r
1004 Returns a monotonically increasing count for the platform.\r
1005\r
d3d92557 1006 @param[out] Count The pointer to returned value.\r
959ccb23 1007\r
1008 @retval EFI_SUCCESS The next monotonic count was returned.\r
1009 @retval EFI_INVALID_PARAMETER Count is NULL.\r
1010 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1011\r
1012**/\r
1013typedef\r
1014EFI_STATUS\r
8b13229b 1015(EFIAPI *EFI_GET_NEXT_MONOTONIC_COUNT)(\r
959ccb23 1016 OUT UINT64 *Count\r
1017 );\r
1018\r
1019/**\r
1020 Returns the next high 32 bits of the platform's monotonic counter.\r
1021\r
d3d92557 1022 @param[out] HighCount The pointer to returned value.\r
959ccb23 1023\r
1024 @retval EFI_SUCCESS The next high monotonic count was returned.\r
1025 @retval EFI_INVALID_PARAMETER HighCount is NULL.\r
1026 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1027\r
1028**/\r
1029typedef\r
1030EFI_STATUS\r
8b13229b 1031(EFIAPI *EFI_GET_NEXT_HIGH_MONO_COUNT)(\r
959ccb23 1032 OUT UINT32 *HighCount\r
1033 );\r
1034\r
1035/**\r
1036 Computes and returns a 32-bit CRC for a data buffer.\r
1037\r
d3d92557
FT
1038 @param[in] Data A pointer to the buffer on which the 32-bit CRC is to be computed.\r
1039 @param[in] DataSize The number of bytes in the buffer Data.\r
1040 @param[out] Crc32 The 32-bit CRC that was computed for the data buffer specified by Data\r
959ccb23 1041 and DataSize.\r
1042\r
1043 @retval EFI_SUCCESS The 32-bit CRC was computed for the data buffer and returned in\r
1044 Crc32.\r
e0c047a0 1045 @retval EFI_INVALID_PARAMETER Data is NULL.\r
1046 @retval EFI_INVALID_PARAMETER Crc32 is NULL.\r
1047 @retval EFI_INVALID_PARAMETER DataSize is 0.\r
959ccb23 1048\r
1049**/\r
1050typedef\r
1051EFI_STATUS\r
8b13229b 1052(EFIAPI *EFI_CALCULATE_CRC32)(\r
959ccb23 1053 IN VOID *Data,\r
1054 IN UINTN DataSize,\r
1055 OUT UINT32 *Crc32\r
1056 );\r
1057\r
1058/**\r
1059 Copies the contents of one buffer to another buffer.\r
1060\r
d3d92557
FT
1061 @param[in] Destination The pointer to the destination buffer of the memory copy.\r
1062 @param[in] Source The pointer to the source buffer of the memory copy.\r
1063 @param[in] Length Number of bytes to copy from Source to Destination.\r
959ccb23 1064\r
1065**/\r
1066typedef\r
1067VOID\r
8b13229b 1068(EFIAPI *EFI_COPY_MEM)(\r
959ccb23 1069 IN VOID *Destination,\r
1070 IN VOID *Source,\r
1071 IN UINTN Length\r
1072 );\r
1073\r
1074/**\r
1075 The SetMem() function fills a buffer with a specified value.\r
1076\r
d3d92557
FT
1077 @param[in] Buffer The pointer to the buffer to fill.\r
1078 @param[in] Size Number of bytes in Buffer to fill.\r
1079 @param[in] Value Value to fill Buffer with.\r
959ccb23 1080\r
1081**/\r
1082typedef\r
1083VOID\r
8b13229b 1084(EFIAPI *EFI_SET_MEM)(\r
959ccb23 1085 IN VOID *Buffer,\r
1086 IN UINTN Size,\r
1087 IN UINT8 Value\r
1088 );\r
1089\r
2a3f6a21 1090///\r
1091/// Enumeration of EFI Interface Types\r
1092///\r
959ccb23 1093typedef enum {\r
2a3f6a21 1094 ///\r
1095 /// Indicates that the supplied protocol interface is supplied in native form.\r
1096 ///\r
959ccb23 1097 EFI_NATIVE_INTERFACE\r
1098} EFI_INTERFACE_TYPE;\r
1099\r
1100/**\r
1101 Installs a protocol interface on a device handle. If the handle does not exist, it is created and added\r
1102 to the list of handles in the system. InstallMultipleProtocolInterfaces() performs\r
1103 more error checking than InstallProtocolInterface(), so it is recommended that\r
1104 InstallMultipleProtocolInterfaces() be used in place of\r
1105 InstallProtocolInterface()\r
1106\r
d3d92557
FT
1107 @param[in, out] Handle A pointer to the EFI_HANDLE on which the interface is to be installed.\r
1108 @param[in] Protocol The numeric ID of the protocol interface.\r
1109 @param[in] InterfaceType Indicates whether Interface is supplied in native form.\r
1110 @param[in] Interface A pointer to the protocol interface.\r
959ccb23 1111\r
1112 @retval EFI_SUCCESS The protocol interface was installed.\r
1113 @retval EFI_OUT_OF_RESOURCES Space for a new handle could not be allocated.\r
e0c047a0 1114 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1115 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1116 @retval EFI_INVALID_PARAMETER InterfaceType is not EFI_NATIVE_INTERFACE.\r
1117 @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle.\r
959ccb23 1118\r
1119**/\r
1120typedef\r
1121EFI_STATUS\r
8b13229b 1122(EFIAPI *EFI_INSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1123 IN OUT EFI_HANDLE *Handle,\r
1124 IN EFI_GUID *Protocol,\r
1125 IN EFI_INTERFACE_TYPE InterfaceType,\r
1126 IN VOID *Interface\r
1127 );\r
1128\r
1129/**\r
1130 Installs one or more protocol interfaces into the boot services environment.\r
1131\r
d3d92557 1132 @param[in, out] Handle The pointer to a handle to install the new protocol interfaces on,\r
4a23eaa9 1133 or a pointer to NULL if a new handle is to be allocated.\r
959ccb23 1134 @param ... A variable argument list containing pairs of protocol GUIDs and protocol\r
1135 interfaces.\r
1136\r
1137 @retval EFI_SUCCESS All the protocol interface was installed.\r
1138 @retval EFI_OUT_OF_RESOURCES There was not enough memory in pool to install all the protocols.\r
1139 @retval EFI_ALREADY_STARTED A Device Path Protocol instance was passed in that is already present in\r
1140 the handle database.\r
5a7b9bbe
SQ
1141 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1142 @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle.\r
959ccb23 1143\r
1144**/\r
1145typedef\r
1146EFI_STATUS\r
8b13229b 1147(EFIAPI *EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1148 IN OUT EFI_HANDLE *Handle,\r
1149 ...\r
1150 );\r
1151\r
1152/**\r
1153 Reinstalls a protocol interface on a device handle.\r
1154\r
d3d92557
FT
1155 @param[in] Handle Handle on which the interface is to be reinstalled.\r
1156 @param[in] Protocol The numeric ID of the interface.\r
1157 @param[in] OldInterface A pointer to the old interface. NULL can be used if a structure is not\r
959ccb23 1158 associated with Protocol.\r
d3d92557 1159 @param[in] NewInterface A pointer to the new interface.\r
959ccb23 1160\r
1161 @retval EFI_SUCCESS The protocol interface was reinstalled.\r
1162 @retval EFI_NOT_FOUND The OldInterface on the handle was not found.\r
1163 @retval EFI_ACCESS_DENIED The protocol interface could not be reinstalled,\r
1164 because OldInterface is still being used by a\r
1165 driver that will not release it.\r
18bd7e85 1166 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1167 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1168\r
1169**/\r
1170typedef\r
1171EFI_STATUS\r
8b13229b 1172(EFIAPI *EFI_REINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1173 IN EFI_HANDLE Handle,\r
1174 IN EFI_GUID *Protocol,\r
1175 IN VOID *OldInterface,\r
1176 IN VOID *NewInterface\r
1177 );\r
1178\r
1179/**\r
1180 Removes a protocol interface from a device handle. It is recommended that\r
1181 UninstallMultipleProtocolInterfaces() be used in place of\r
1182 UninstallProtocolInterface().\r
1183\r
d3d92557
FT
1184 @param[in] Handle The handle on which the interface was installed.\r
1185 @param[in] Protocol The numeric ID of the interface.\r
1186 @param[in] Interface A pointer to the interface.\r
959ccb23 1187\r
1188 @retval EFI_SUCCESS The interface was removed.\r
1189 @retval EFI_NOT_FOUND The interface was not found.\r
1190 @retval EFI_ACCESS_DENIED The interface was not removed because the interface\r
1191 is still being used by a driver.\r
18bd7e85 1192 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1193 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1194\r
1195**/\r
1196typedef\r
1197EFI_STATUS\r
8b13229b 1198(EFIAPI *EFI_UNINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1199 IN EFI_HANDLE Handle,\r
1200 IN EFI_GUID *Protocol,\r
1201 IN VOID *Interface\r
1202 );\r
1203\r
1204/**\r
1205 Removes one or more protocol interfaces into the boot services environment.\r
1206\r
d3d92557 1207 @param[in] Handle The handle to remove the protocol interfaces from.\r
959ccb23 1208 @param ... A variable argument list containing pairs of protocol GUIDs and\r
1209 protocol interfaces.\r
1210\r
1211 @retval EFI_SUCCESS All the protocol interfaces were removed.\r
1212 @retval EFI_INVALID_PARAMETER One of the protocol interfaces was not previously installed on Handle.\r
1213\r
1214**/\r
1215typedef\r
1216EFI_STATUS\r
8b13229b 1217(EFIAPI *EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1218 IN EFI_HANDLE Handle,\r
1219 ...\r
1220 );\r
1221\r
1222/**\r
1223 Queries a handle to determine if it supports a specified protocol.\r
1224\r
d3d92557
FT
1225 @param[in] Handle The handle being queried.\r
1226 @param[in] Protocol The published unique identifier of the protocol.\r
1227 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1228 Interface is returned.\r
e0c047a0 1229\r
959ccb23 1230 @retval EFI_SUCCESS The interface information for the specified protocol was returned.\r
1231 @retval EFI_UNSUPPORTED The device does not support the specified protocol.\r
18bd7e85 1232 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1233 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1234 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
959ccb23 1235\r
1236**/\r
1237typedef\r
1238EFI_STATUS\r
8b13229b 1239(EFIAPI *EFI_HANDLE_PROTOCOL)(\r
959ccb23 1240 IN EFI_HANDLE Handle,\r
1241 IN EFI_GUID *Protocol,\r
1242 OUT VOID **Interface\r
1243 );\r
1244\r
1245#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001\r
1246#define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002\r
1247#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004\r
1248#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008\r
1249#define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010\r
1250#define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020\r
1251\r
1252/**\r
1253 Queries a handle to determine if it supports a specified protocol. If the protocol is supported by the\r
1254 handle, it opens the protocol on behalf of the calling agent.\r
1255\r
d3d92557
FT
1256 @param[in] Handle The handle for the protocol interface that is being opened.\r
1257 @param[in] Protocol The published unique identifier of the protocol.\r
1258 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1259 Interface is returned.\r
d3d92557 1260 @param[in] AgentHandle The handle of the agent that is opening the protocol interface\r
959ccb23 1261 specified by Protocol and Interface.\r
d3d92557 1262 @param[in] ControllerHandle If the agent that is opening a protocol is a driver that follows the\r
959ccb23 1263 UEFI Driver Model, then this parameter is the controller handle\r
1264 that requires the protocol interface. If the agent does not follow\r
1265 the UEFI Driver Model, then this parameter is optional and may\r
1266 be NULL.\r
d3d92557 1267 @param[in] Attributes The open mode of the protocol interface specified by Handle\r
959ccb23 1268 and Protocol.\r
1269\r
1270 @retval EFI_SUCCESS An item was added to the open list for the protocol interface, and the\r
1271 protocol interface was returned in Interface.\r
1272 @retval EFI_UNSUPPORTED Handle does not support Protocol.\r
1273 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
1274 @retval EFI_ACCESS_DENIED Required attributes can't be supported in current environment.\r
1275 @retval EFI_ALREADY_STARTED Item on the open list already has requierd attributes whose agent\r
1276 handle is the same as AgentHandle.\r
1277\r
1278**/\r
1279typedef\r
1280EFI_STATUS\r
8b13229b 1281(EFIAPI *EFI_OPEN_PROTOCOL)(\r
959ccb23 1282 IN EFI_HANDLE Handle,\r
1283 IN EFI_GUID *Protocol,\r
e0c047a0 1284 OUT VOID **Interface, OPTIONAL\r
959ccb23 1285 IN EFI_HANDLE AgentHandle,\r
e0c047a0 1286 IN EFI_HANDLE ControllerHandle,\r
959ccb23 1287 IN UINT32 Attributes\r
1288 );\r
1289\r
1290\r
1291/**\r
1292 Closes a protocol on a handle that was opened using OpenProtocol().\r
1293\r
d3d92557 1294 @param[in] Handle The handle for the protocol interface that was previously opened\r
959ccb23 1295 with OpenProtocol(), and is now being closed.\r
d3d92557
FT
1296 @param[in] Protocol The published unique identifier of the protocol.\r
1297 @param[in] AgentHandle The handle of the agent that is closing the protocol interface.\r
1298 @param[in] ControllerHandle If the agent that opened a protocol is a driver that follows the\r
959ccb23 1299 UEFI Driver Model, then this parameter is the controller handle\r
1300 that required the protocol interface.\r
1301\r
1302 @retval EFI_SUCCESS The protocol instance was closed.\r
d9de7921
RN
1303 @retval EFI_INVALID_PARAMETER 1) Handle is NULL.\r
1304 2) AgentHandle is NULL.\r
e0c047a0 1305 3) ControllerHandle is not NULL and ControllerHandle is not a valid EFI_HANDLE.\r
1306 4) Protocol is NULL.\r
959ccb23 1307 @retval EFI_NOT_FOUND 1) Handle does not support the protocol specified by Protocol.\r
1308 2) The protocol interface specified by Handle and Protocol is not\r
1309 currently open by AgentHandle and ControllerHandle.\r
1310\r
1311**/\r
1312typedef\r
1313EFI_STATUS\r
8b13229b 1314(EFIAPI *EFI_CLOSE_PROTOCOL)(\r
959ccb23 1315 IN EFI_HANDLE Handle,\r
1316 IN EFI_GUID *Protocol,\r
1317 IN EFI_HANDLE AgentHandle,\r
1318 IN EFI_HANDLE ControllerHandle\r
1319 );\r
1320\r
2a3f6a21 1321///\r
1322/// EFI Oprn Protocol Information Entry\r
1323///\r
959ccb23 1324typedef struct {\r
1325 EFI_HANDLE AgentHandle;\r
1326 EFI_HANDLE ControllerHandle;\r
1327 UINT32 Attributes;\r
1328 UINT32 OpenCount;\r
1329} EFI_OPEN_PROTOCOL_INFORMATION_ENTRY;\r
1330\r
1331/**\r
1332 Retrieves the list of agents that currently have a protocol interface opened.\r
1333\r
d3d92557
FT
1334 @param[in] Handle The handle for the protocol interface that is being queried.\r
1335 @param[in] Protocol The published unique identifier of the protocol.\r
1336 @param[out] EntryBuffer A pointer to a buffer of open protocol information in the form of\r
959ccb23 1337 EFI_OPEN_PROTOCOL_INFORMATION_ENTRY structures.\r
d3d92557 1338 @param[out] EntryCount A pointer to the number of entries in EntryBuffer.\r
959ccb23 1339\r
1340 @retval EFI_SUCCESS The open protocol information was returned in EntryBuffer, and the\r
1341 number of entries was returned EntryCount.\r
1342 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to allocate EntryBuffer.\r
1343 @retval EFI_NOT_FOUND Handle does not support the protocol specified by Protocol.\r
1344\r
1345**/\r
1346typedef\r
1347EFI_STATUS\r
8b13229b 1348(EFIAPI *EFI_OPEN_PROTOCOL_INFORMATION)(\r
959ccb23 1349 IN EFI_HANDLE Handle,\r
1350 IN EFI_GUID *Protocol,\r
e0c047a0 1351 OUT EFI_OPEN_PROTOCOL_INFORMATION_ENTRY **EntryBuffer,\r
959ccb23 1352 OUT UINTN *EntryCount\r
1353 );\r
1354\r
1355/**\r
1356 Retrieves the list of protocol interface GUIDs that are installed on a handle in a buffer allocated\r
1357 from pool.\r
1358\r
d3d92557
FT
1359 @param[in] Handle The handle from which to retrieve the list of protocol interface\r
1360 GUIDs.\r
1361 @param[out] ProtocolBuffer A pointer to the list of protocol interface GUID pointers that are\r
1362 installed on Handle.\r
1363 @param[out] ProtocolBufferCount A pointer to the number of GUID pointers present in\r
1364 ProtocolBuffer.\r
959ccb23 1365\r
1366 @retval EFI_SUCCESS The list of protocol interface GUIDs installed on Handle was returned in\r
1367 ProtocolBuffer. The number of protocol interface GUIDs was\r
1368 returned in ProtocolBufferCount.\r
1369 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the results.\r
e0c047a0 1370 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1371 @retval EFI_INVALID_PARAMETER Handle is not a valid EFI_HANDLE.\r
1372 @retval EFI_INVALID_PARAMETER ProtocolBuffer is NULL.\r
1373 @retval EFI_INVALID_PARAMETER ProtocolBufferCount is NULL.\r
959ccb23 1374\r
1375**/\r
1376typedef\r
1377EFI_STATUS\r
8b13229b 1378(EFIAPI *EFI_PROTOCOLS_PER_HANDLE)(\r
959ccb23 1379 IN EFI_HANDLE Handle,\r
1380 OUT EFI_GUID ***ProtocolBuffer,\r
1381 OUT UINTN *ProtocolBufferCount\r
1382 );\r
1383\r
1384/**\r
1385 Creates an event that is to be signaled whenever an interface is installed for a specified protocol.\r
1386\r
d3d92557
FT
1387 @param[in] Protocol The numeric ID of the protocol for which the event is to be registered.\r
1388 @param[in] Event Event that is to be signaled whenever a protocol interface is registered\r
959ccb23 1389 for Protocol.\r
d3d92557 1390 @param[out] Registration A pointer to a memory location to receive the registration value.\r
959ccb23 1391\r
1392 @retval EFI_SUCCESS The notification event has been registered.\r
1393 @retval EFI_OUT_OF_RESOURCES Space for the notification event could not be allocated.\r
e0c047a0 1394 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1395 @retval EFI_INVALID_PARAMETER Event is NULL.\r
1396 @retval EFI_INVALID_PARAMETER Registration is NULL.\r
959ccb23 1397\r
1398**/\r
1399typedef\r
1400EFI_STATUS\r
8b13229b 1401(EFIAPI *EFI_REGISTER_PROTOCOL_NOTIFY)(\r
959ccb23 1402 IN EFI_GUID *Protocol,\r
1403 IN EFI_EVENT Event,\r
1404 OUT VOID **Registration\r
1405 );\r
1406\r
2a3f6a21 1407///\r
1408/// Enumeration of EFI Locate Search Types\r
1409///\r
959ccb23 1410typedef enum {\r
2a3f6a21 1411 ///\r
1412 /// Retrieve all the handles in the handle database.\r
1413 ///\r
959ccb23 1414 AllHandles,\r
2a3f6a21 1415 ///\r
1416 /// Retrieve the next handle fron a RegisterProtocolNotify() event.\r
1417 ///\r
959ccb23 1418 ByRegisterNotify,\r
2a3f6a21 1419 ///\r
1420 /// Retrieve the set of handles from the handle database that support a \r
1421 /// specified protocol.\r
1422 ///\r
959ccb23 1423 ByProtocol\r
1424} EFI_LOCATE_SEARCH_TYPE;\r
1425\r
1426/**\r
1427 Returns an array of handles that support a specified protocol.\r
1428\r
d3d92557
FT
1429 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1430 @param[in] Protocol Specifies the protocol to search by.\r
1431 @param[in] SearchKey Specifies the search key.\r
1432 @param[in, out] BufferSize On input, the size in bytes of Buffer. On output, the size in bytes of\r
959ccb23 1433 the array returned in Buffer (if the buffer was large enough) or the\r
1434 size, in bytes, of the buffer needed to obtain the array (if the buffer was\r
1435 not large enough).\r
d3d92557 1436 @param[out] Buffer The buffer in which the array is returned.\r
959ccb23 1437\r
1438 @retval EFI_SUCCESS The array of handles was returned.\r
1439 @retval EFI_NOT_FOUND No handles match the search.\r
1440 @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small for the result.\r
e0c047a0 1441 @retval EFI_INVALID_PARAMETER SearchType is not a member of EFI_LOCATE_SEARCH_TYPE.\r
1442 @retval EFI_INVALID_PARAMETER SearchType is ByRegisterNotify and SearchKey is NULL.\r
1443 @retval EFI_INVALID_PARAMETER SearchType is ByProtocol and Protocol is NULL.\r
1444 @retval EFI_INVALID_PARAMETER One or more matches are found and BufferSize is NULL.\r
1445 @retval EFI_INVALID_PARAMETER BufferSize is large enough for the result and Buffer is NULL.\r
959ccb23 1446\r
1447**/\r
1448typedef\r
1449EFI_STATUS\r
8b13229b 1450(EFIAPI *EFI_LOCATE_HANDLE)(\r
959ccb23 1451 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1452 IN EFI_GUID *Protocol, OPTIONAL\r
1453 IN VOID *SearchKey, OPTIONAL\r
1454 IN OUT UINTN *BufferSize,\r
1455 OUT EFI_HANDLE *Buffer\r
1456 );\r
1457\r
1458/**\r
1459 Locates the handle to a device on the device path that supports the specified protocol.\r
1460\r
d3d92557
FT
1461 @param[in] Protocol Specifies the protocol to search for.\r
1462 @param[in, out] DevicePath On input, a pointer to a pointer to the device path. On output, the device\r
959ccb23 1463 path pointer is modified to point to the remaining part of the device\r
1464 path.\r
d3d92557 1465 @param[out] Device A pointer to the returned device handle.\r
959ccb23 1466\r
1467 @retval EFI_SUCCESS The resulting handle was returned.\r
1468 @retval EFI_NOT_FOUND No handles match the search.\r
e0c047a0 1469 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1470 @retval EFI_INVALID_PARAMETER DevicePath is NULL.\r
1471 @retval EFI_INVALID_PARAMETER A handle matched the search and Device is NULL.\r
959ccb23 1472\r
1473**/\r
1474typedef\r
1475EFI_STATUS\r
8b13229b 1476(EFIAPI *EFI_LOCATE_DEVICE_PATH)(\r
959ccb23 1477 IN EFI_GUID *Protocol,\r
1478 IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath,\r
1479 OUT EFI_HANDLE *Device\r
1480 );\r
1481\r
1482/**\r
1483 Adds, updates, or removes a configuration table entry from the EFI System Table.\r
1484\r
d3d92557
FT
1485 @param[in] Guid A pointer to the GUID for the entry to add, update, or remove.\r
1486 @param[in] Table A pointer to the configuration table for the entry to add, update, or\r
959ccb23 1487 remove. May be NULL.\r
1488\r
1489 @retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.\r
1490 @retval EFI_NOT_FOUND An attempt was made to delete a nonexistent entry.\r
bfe0572b 1491 @retval EFI_INVALID_PARAMETER Guid is NULL.\r
959ccb23 1492 @retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.\r
1493\r
1494**/\r
1495typedef\r
1496EFI_STATUS\r
8b13229b 1497(EFIAPI *EFI_INSTALL_CONFIGURATION_TABLE)(\r
959ccb23 1498 IN EFI_GUID *Guid,\r
1499 IN VOID *Table\r
1500 );\r
1501\r
959ccb23 1502/**\r
1503 Returns an array of handles that support the requested protocol in a buffer allocated from pool.\r
1504\r
d3d92557
FT
1505 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1506 @param[in] Protocol Provides the protocol to search by.\r
e0c047a0 1507 This parameter is only valid for a SearchType of ByProtocol.\r
d3d92557
FT
1508 @param[in] SearchKey Supplies the search key depending on the SearchType.\r
1509 @param[in, out] NoHandles The number of handles returned in Buffer.\r
1510 @param[out] Buffer A pointer to the buffer to return the requested array of handles that\r
959ccb23 1511 support Protocol.\r
1512\r
1513 @retval EFI_SUCCESS The array of handles was returned in Buffer, and the number of\r
1514 handles in Buffer was returned in NoHandles.\r
1515 @retval EFI_NOT_FOUND No handles match the search.\r
1516 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the matching results.\r
e0c047a0 1517 @retval EFI_INVALID_PARAMETER NoHandles is NULL.\r
1518 @retval EFI_INVALID_PARAMETER Buffer is NULL.\r
959ccb23 1519\r
1520**/\r
1521typedef\r
1522EFI_STATUS\r
8b13229b 1523(EFIAPI *EFI_LOCATE_HANDLE_BUFFER)(\r
959ccb23 1524 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1525 IN EFI_GUID *Protocol, OPTIONAL\r
1526 IN VOID *SearchKey, OPTIONAL\r
1527 IN OUT UINTN *NoHandles,\r
1528 OUT EFI_HANDLE **Buffer\r
1529 );\r
1530\r
1531/**\r
1532 Returns the first protocol instance that matches the given protocol.\r
1533\r
d3d92557
FT
1534 @param[in] Protocol Provides the protocol to search for.\r
1535 @param[in] Registration Optional registration key returned from\r
959ccb23 1536 RegisterProtocolNotify().\r
d3d92557 1537 @param[out] Interface On return, a pointer to the first interface that matches Protocol and\r
959ccb23 1538 Registration.\r
1539\r
1540 @retval EFI_SUCCESS A protocol instance matching Protocol was found and returned in\r
1541 Interface.\r
1542 @retval EFI_NOT_FOUND No protocol instances were found that match Protocol and\r
1543 Registration.\r
1544 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
1545\r
1546**/\r
1547typedef\r
1548EFI_STATUS\r
8b13229b 1549(EFIAPI *EFI_LOCATE_PROTOCOL)(\r
959ccb23 1550 IN EFI_GUID *Protocol,\r
1551 IN VOID *Registration, OPTIONAL\r
1552 OUT VOID **Interface\r
1553 );\r
1554\r
2a3f6a21 1555///\r
1556/// EFI Capsule Block Descriptor\r
1557///\r
959ccb23 1558typedef struct {\r
1bf79370
LG
1559 ///\r
1560 /// Length in bytes of the data pointed to by DataBlock/ContinuationPointer.\r
1561 ///\r
2a3f6a21 1562 UINT64 Length;\r
959ccb23 1563 union {\r
1bf79370
LG
1564 ///\r
1565 /// Physical address of the data block. This member of the union is\r
1566 /// used if Length is not equal to zero.\r
1567 ///\r
959ccb23 1568 EFI_PHYSICAL_ADDRESS DataBlock;\r
1bf79370
LG
1569 ///\r
1570 /// Physical address of another block of\r
1571 /// EFI_CAPSULE_BLOCK_DESCRIPTOR structures. This\r
1572 /// member of the union is used if Length is equal to zero. If\r
1573 /// ContinuationPointer is zero this entry represents the end of the list.\r
1574 ///\r
959ccb23 1575 EFI_PHYSICAL_ADDRESS ContinuationPointer;\r
1576 } Union;\r
45ad5569 1577} EFI_CAPSULE_BLOCK_DESCRIPTOR;\r
959ccb23 1578\r
2a3f6a21 1579///\r
af2dc6a7 1580/// EFI Capsule Header.\r
2a3f6a21 1581///\r
959ccb23 1582typedef struct {\r
1bf79370
LG
1583 ///\r
1584 /// A GUID that defines the contents of a capsule.\r
1585 ///\r
959ccb23 1586 EFI_GUID CapsuleGuid;\r
1bf79370
LG
1587 ///\r
1588 /// The size of the capsule header. This may be larger than the size of\r
1589 /// the EFI_CAPSULE_HEADER since CapsuleGuid may imply\r
1590 /// extended header entries\r
1591 ///\r
959ccb23 1592 UINT32 HeaderSize;\r
1bf79370
LG
1593 ///\r
1594 /// Bit-mapped list describing the capsule attributes. The Flag values\r
f6d2bcc6 1595 /// of 0x0000 - 0xFFFF are defined by CapsuleGuid. Flag values\r
a0d58c21 1596 /// of 0x10000 - 0xFFFFFFFF are defined by this specification\r
1bf79370 1597 ///\r
959ccb23 1598 UINT32 Flags;\r
1bf79370
LG
1599 ///\r
1600 /// Size in bytes of the capsule.\r
1601 ///\r
959ccb23 1602 UINT32 CapsuleImageSize;\r
45ad5569 1603} EFI_CAPSULE_HEADER;\r
959ccb23 1604\r
1bf79370
LG
1605///\r
1606/// The EFI System Table entry must point to an array of capsules\r
1607/// that contain the same CapsuleGuid value. The array must be\r
1608/// prefixed by a UINT32 that represents the size of the array of capsules.\r
1609///\r
176a6bb3 1610typedef struct {\r
1bf79370
LG
1611 ///\r
1612 /// the size of the array of capsules.\r
1613 ///\r
176a6bb3 1614 UINT32 CapsuleArrayNumber;\r
1bf79370
LG
1615 ///\r
1616 /// Point to an array of capsules that contain the same CapsuleGuid value.\r
1617 ///\r
176a6bb3
LG
1618 VOID* CapsulePtr[1];\r
1619} EFI_CAPSULE_TABLE;\r
1620\r
959ccb23 1621#define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000\r
1622#define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000\r
eaa8a234 1623#define CAPSULE_FLAGS_INITIATE_RESET 0x00040000\r
959ccb23 1624\r
1625/**\r
1626 Passes capsules to the firmware with both virtual and physical mapping. Depending on the intended\r
1627 consumption, the firmware may process the capsule immediately. If the payload should persist\r
1628 across a system reset, the reset value returned from EFI_QueryCapsuleCapabilities must\r
1629 be passed into ResetSystem() and will cause the capsule to be processed by the firmware as\r
1630 part of the reset process.\r
1631\r
d3d92557
FT
1632 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1633 being passed into update capsule.\r
1634 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1635 CaspuleHeaderArray.\r
1636 @param[in] ScatterGatherList Physical pointer to a set of\r
1637 EFI_CAPSULE_BLOCK_DESCRIPTOR that describes the\r
1638 location in physical memory of a set of capsules.\r
959ccb23 1639\r
1640 @retval EFI_SUCCESS Valid capsule was passed. If\r
1641 CAPSULE_FLAGS_PERSIT_ACROSS_RESET is not set, the\r
1642 capsule has been successfully processed by the firmware.\r
eaa8a234 1643 @retval EFI_INVALID_PARAMETER CapsuleSize is NULL, or an incompatible set of flags were\r
1644 set in the capsule header.\r
a0d58c21 1645 @retval EFI_INVALID_PARAMETER CapsuleCount is 0.\r
959ccb23 1646 @retval EFI_DEVICE_ERROR The capsule update was started, but failed due to a device error.\r
e0c047a0 1647 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform.\r
efdabc6c
LG
1648 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule \r
1649 is compatible with this platform but is not capable of being submitted or processed \r
1650 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
1651 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates \r
1652 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1653\r
1654**/\r
1655typedef\r
1656EFI_STATUS\r
8b13229b 1657(EFIAPI *EFI_UPDATE_CAPSULE)(\r
531febc2 1658 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1659 IN UINTN CapsuleCount,\r
1660 IN EFI_PHYSICAL_ADDRESS ScatterGatherList OPTIONAL\r
1661 );\r
1662\r
1663/**\r
1664 Returns if the capsule can be supported via UpdateCapsule().\r
1665\r
d3d92557
FT
1666 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1667 being passed into update capsule.\r
1668 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1669 CaspuleHeaderArray.\r
1670 @param[out] MaxiumCapsuleSize On output the maximum size that UpdateCapsule() can\r
1671 support as an argument to UpdateCapsule() via\r
1672 CapsuleHeaderArray and ScatterGatherList.\r
1673 @param[out] ResetType Returns the type of reset required for the capsule update.\r
959ccb23 1674\r
1675 @retval EFI_SUCCESS Valid answer returned.\r
1676 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform, and\r
1677 MaximumCapsuleSize and ResetType are undefined.\r
1678 @retval EFI_INVALID_PARAMETER MaximumCapsuleSize is NULL.\r
efdabc6c
LG
1679 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule \r
1680 is compatible with this platform but is not capable of being submitted or processed \r
1681 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
1682 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates \r
1683 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1684\r
1685**/\r
1686typedef\r
1687EFI_STATUS\r
8b13229b 1688(EFIAPI *EFI_QUERY_CAPSULE_CAPABILITIES)(\r
531febc2 1689 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1690 IN UINTN CapsuleCount,\r
1691 OUT UINT64 *MaximumCapsuleSize,\r
1692 OUT EFI_RESET_TYPE *ResetType\r
1693 );\r
1694\r
1695/**\r
1696 Returns information about the EFI variables.\r
1697\r
d3d92557
FT
1698 @param[in] Attributes Attributes bitmask to specify the type of variables on\r
1699 which to return information.\r
1700 @param[out] MaximumVariableStorageSize On output the maximum size of the storage space\r
1701 available for the EFI variables associated with the\r
1702 attributes specified.\r
1703 @param[out] RemainingVariableStorageSize Returns the remaining size of the storage space\r
1704 available for the EFI variables associated with the\r
1705 attributes specified.\r
1706 @param[out] MaximumVariableSize Returns the maximum size of the individual EFI\r
1707 variables associated with the attributes specified.\r
959ccb23 1708\r
1709 @retval EFI_SUCCESS Valid answer returned.\r
1710 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits was supplied\r
1711 @retval EFI_UNSUPPORTED The attribute is not supported on this platform, and the\r
1712 MaximumVariableStorageSize,\r
1713 RemainingVariableStorageSize, MaximumVariableSize\r
1714 are undefined.\r
1715\r
1716**/\r
1717typedef\r
1718EFI_STATUS\r
8b13229b 1719(EFIAPI *EFI_QUERY_VARIABLE_INFO)(\r
959ccb23 1720 IN UINT32 Attributes,\r
1721 OUT UINT64 *MaximumVariableStorageSize,\r
1722 OUT UINT64 *RemainingVariableStorageSize,\r
1723 OUT UINT64 *MaximumVariableSize\r
1724 );\r
1725\r
b5eb03cf 1726//\r
1727// Firmware should stop at a firmware user interface on next boot\r
1728//\r
566771b0 1729#define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001\r
1730#define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION 0x0000000000000002\r
1731#define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED 0x0000000000000004\r
1732#define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED 0x0000000000000008\r
1733#define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED 0x0000000000000010\r
959ccb23 1734\r
1735//\r
1736// EFI Runtime Services Table\r
1737//\r
07636730 1738#define EFI_SYSTEM_TABLE_SIGNATURE SIGNATURE_64 ('I','B','I',' ','S','Y','S','T')\r
b2e1b498 1739#define EFI_2_50_SYSTEM_TABLE_REVISION ((2 << 16) | (50))\r
b4319afb 1740#define EFI_2_40_SYSTEM_TABLE_REVISION ((2 << 16) | (40))\r
aee17e89 1741#define EFI_2_31_SYSTEM_TABLE_REVISION ((2 << 16) | (31))\r
add9c350 1742#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))\r
1743#define EFI_2_20_SYSTEM_TABLE_REVISION ((2 << 16) | (20))\r
2a3f6a21 1744#define EFI_2_10_SYSTEM_TABLE_REVISION ((2 << 16) | (10))\r
1745#define EFI_2_00_SYSTEM_TABLE_REVISION ((2 << 16) | (00))\r
1746#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))\r
1747#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))\r
b2e1b498 1748#define EFI_SYSTEM_TABLE_REVISION EFI_2_50_SYSTEM_TABLE_REVISION\r
78322c85 1749#define EFI_SPECIFICATION_VERSION EFI_SYSTEM_TABLE_REVISION\r
2a3f6a21 1750\r
07636730 1751#define EFI_RUNTIME_SERVICES_SIGNATURE SIGNATURE_64 ('R','U','N','T','S','E','R','V')\r
78322c85 1752#define EFI_RUNTIME_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1753\r
e0c047a0 1754///\r
af2dc6a7 1755/// EFI Runtime Services Table.\r
e0c047a0 1756///\r
959ccb23 1757typedef struct {\r
e0c047a0 1758 ///\r
1759 /// The table header for the EFI Runtime Services Table.\r
1760 ///\r
c9a0a0fc 1761 EFI_TABLE_HEADER Hdr;\r
00edb218
A
1762\r
1763 //\r
1764 // Time Services\r
1765 //\r
1766 EFI_GET_TIME GetTime;\r
1767 EFI_SET_TIME SetTime;\r
1768 EFI_GET_WAKEUP_TIME GetWakeupTime;\r
1769 EFI_SET_WAKEUP_TIME SetWakeupTime;\r
1770\r
1771 //\r
1772 // Virtual Memory Services\r
1773 //\r
1774 EFI_SET_VIRTUAL_ADDRESS_MAP SetVirtualAddressMap;\r
1775 EFI_CONVERT_POINTER ConvertPointer;\r
1776\r
1777 //\r
1778 // Variable Services\r
1779 //\r
1780 EFI_GET_VARIABLE GetVariable;\r
1781 EFI_GET_NEXT_VARIABLE_NAME GetNextVariableName;\r
1782 EFI_SET_VARIABLE SetVariable;\r
1783\r
1784 //\r
1785 // Miscellaneous Services\r
1786 //\r
1787 EFI_GET_NEXT_HIGH_MONO_COUNT GetNextHighMonotonicCount;\r
1788 EFI_RESET_SYSTEM ResetSystem;\r
1789\r
1790 //\r
1791 // UEFI 2.0 Capsule Services\r
1792 //\r
1793 EFI_UPDATE_CAPSULE UpdateCapsule;\r
1794 EFI_QUERY_CAPSULE_CAPABILITIES QueryCapsuleCapabilities;\r
1795\r
1796 //\r
1797 // Miscellaneous UEFI 2.0 Service\r
1798 //\r
1799 EFI_QUERY_VARIABLE_INFO QueryVariableInfo;\r
959ccb23 1800} EFI_RUNTIME_SERVICES;\r
1801\r
1802\r
07636730 1803#define EFI_BOOT_SERVICES_SIGNATURE SIGNATURE_64 ('B','O','O','T','S','E','R','V')\r
78322c85 1804#define EFI_BOOT_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1805\r
e0c047a0 1806///\r
af2dc6a7 1807/// EFI Boot Services Table.\r
e0c047a0 1808///\r
959ccb23 1809typedef struct {\r
e0c047a0 1810 ///\r
1811 /// The table header for the EFI Boot Services Table.\r
1812 ///\r
c9a0a0fc 1813 EFI_TABLE_HEADER Hdr;\r
d0c64728 1814\r
00edb218
A
1815 //\r
1816 // Task Priority Services\r
1817 //\r
1818 EFI_RAISE_TPL RaiseTPL;\r
1819 EFI_RESTORE_TPL RestoreTPL;\r
1820\r
1821 //\r
1822 // Memory Services\r
1823 //\r
1824 EFI_ALLOCATE_PAGES AllocatePages;\r
1825 EFI_FREE_PAGES FreePages;\r
1826 EFI_GET_MEMORY_MAP GetMemoryMap;\r
1827 EFI_ALLOCATE_POOL AllocatePool;\r
1828 EFI_FREE_POOL FreePool;\r
1829\r
1830 //\r
1831 // Event & Timer Services\r
1832 //\r
1833 EFI_CREATE_EVENT CreateEvent;\r
1834 EFI_SET_TIMER SetTimer;\r
1835 EFI_WAIT_FOR_EVENT WaitForEvent;\r
1836 EFI_SIGNAL_EVENT SignalEvent;\r
1837 EFI_CLOSE_EVENT CloseEvent;\r
1838 EFI_CHECK_EVENT CheckEvent;\r
1839\r
1840 //\r
1841 // Protocol Handler Services\r
1842 //\r
1843 EFI_INSTALL_PROTOCOL_INTERFACE InstallProtocolInterface;\r
1844 EFI_REINSTALL_PROTOCOL_INTERFACE ReinstallProtocolInterface;\r
1845 EFI_UNINSTALL_PROTOCOL_INTERFACE UninstallProtocolInterface;\r
1846 EFI_HANDLE_PROTOCOL HandleProtocol;\r
1847 VOID *Reserved;\r
1848 EFI_REGISTER_PROTOCOL_NOTIFY RegisterProtocolNotify;\r
1849 EFI_LOCATE_HANDLE LocateHandle;\r
1850 EFI_LOCATE_DEVICE_PATH LocateDevicePath;\r
1851 EFI_INSTALL_CONFIGURATION_TABLE InstallConfigurationTable;\r
1852\r
1853 //\r
1854 // Image Services\r
1855 //\r
1856 EFI_IMAGE_LOAD LoadImage;\r
1857 EFI_IMAGE_START StartImage;\r
1858 EFI_EXIT Exit;\r
1859 EFI_IMAGE_UNLOAD UnloadImage;\r
1860 EFI_EXIT_BOOT_SERVICES ExitBootServices;\r
1861\r
1862 //\r
1863 // Miscellaneous Services\r
1864 //\r
1865 EFI_GET_NEXT_MONOTONIC_COUNT GetNextMonotonicCount;\r
1866 EFI_STALL Stall;\r
1867 EFI_SET_WATCHDOG_TIMER SetWatchdogTimer;\r
1868\r
1869 //\r
1870 // DriverSupport Services\r
1871 //\r
1872 EFI_CONNECT_CONTROLLER ConnectController;\r
1873 EFI_DISCONNECT_CONTROLLER DisconnectController;\r
1874\r
1875 //\r
1876 // Open and Close Protocol Services\r
1877 //\r
1878 EFI_OPEN_PROTOCOL OpenProtocol;\r
1879 EFI_CLOSE_PROTOCOL CloseProtocol;\r
1880 EFI_OPEN_PROTOCOL_INFORMATION OpenProtocolInformation;\r
1881\r
1882 //\r
1883 // Library Services\r
1884 //\r
1885 EFI_PROTOCOLS_PER_HANDLE ProtocolsPerHandle;\r
1886 EFI_LOCATE_HANDLE_BUFFER LocateHandleBuffer;\r
1887 EFI_LOCATE_PROTOCOL LocateProtocol;\r
1888 EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES InstallMultipleProtocolInterfaces;\r
1889 EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES UninstallMultipleProtocolInterfaces;\r
1890\r
1891 //\r
1892 // 32-bit CRC Services\r
1893 //\r
1894 EFI_CALCULATE_CRC32 CalculateCrc32;\r
1895\r
1896 //\r
1897 // Miscellaneous Services\r
1898 //\r
1899 EFI_COPY_MEM CopyMem;\r
1900 EFI_SET_MEM SetMem;\r
00edb218 1901 EFI_CREATE_EVENT_EX CreateEventEx;\r
959ccb23 1902} EFI_BOOT_SERVICES;\r
1903\r
e0c047a0 1904///\r
1905/// Contains a set of GUID/pointer pairs comprised of the ConfigurationTable field in the\r
1906/// EFI System Table.\r
1907///\r
2a3f6a21 1908typedef struct {\r
e0c047a0 1909 ///\r
1910 /// The 128-bit GUID value that uniquely identifies the system configuration table.\r
1911 ///\r
00edb218 1912 EFI_GUID VendorGuid;\r
e0c047a0 1913 ///\r
1914 /// A pointer to the table associated with VendorGuid.\r
1915 ///\r
00edb218 1916 VOID *VendorTable;\r
959ccb23 1917} EFI_CONFIGURATION_TABLE;\r
1918\r
e0c047a0 1919///\r
1920/// EFI System Table\r
1921///\r
2a3f6a21 1922typedef struct {\r
e0c047a0 1923 ///\r
1924 /// The table header for the EFI System Table.\r
1925 ///\r
c9a0a0fc 1926 EFI_TABLE_HEADER Hdr;\r
e0c047a0 1927 ///\r
fbf926ad 1928 /// A pointer to a null terminated string that identifies the vendor\r
1929 /// that produces the system firmware for the platform.\r
e0c047a0 1930 ///\r
00edb218 1931 CHAR16 *FirmwareVendor;\r
e0c047a0 1932 ///\r
1933 /// A firmware vendor specific value that identifies the revision\r
1934 /// of the system firmware for the platform.\r
1935 ///\r
00edb218 1936 UINT32 FirmwareRevision;\r
e0c047a0 1937 ///\r
eaf75bf4 1938 /// The handle for the active console input device. This handle must support\r
1939 /// EFI_SIMPLE_TEXT_INPUT_PROTOCOL and EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.\r
e0c047a0 1940 ///\r
00edb218 1941 EFI_HANDLE ConsoleInHandle;\r
e0c047a0 1942 ///\r
11ca63ec 1943 /// A pointer to the EFI_SIMPLE_TEXT_INPUT_PROTOCOL interface that is\r
e0c047a0 1944 /// associated with ConsoleInHandle.\r
1945 ///\r
00edb218 1946 EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ConIn;\r
e0c047a0 1947 ///\r
1948 /// The handle for the active console output device.\r
1949 ///\r
00edb218 1950 EFI_HANDLE ConsoleOutHandle;\r
e0c047a0 1951 ///\r
11ca63ec 1952 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 1953 /// that is associated with ConsoleOutHandle.\r
1954 ///\r
00edb218 1955 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;\r
e0c047a0 1956 ///\r
1957 /// The handle for the active standard error console device.\r
eaf75bf4 1958 /// This handle must support the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.\r
e0c047a0 1959 ///\r
00edb218 1960 EFI_HANDLE StandardErrorHandle;\r
e0c047a0 1961 ///\r
11ca63ec 1962 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 1963 /// that is associated with StandardErrorHandle.\r
1964 ///\r
00edb218 1965 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *StdErr;\r
e0c047a0 1966 ///\r
1967 /// A pointer to the EFI Runtime Services Table.\r
1968 ///\r
00edb218 1969 EFI_RUNTIME_SERVICES *RuntimeServices;\r
e0c047a0 1970 ///\r
1971 /// A pointer to the EFI Boot Services Table.\r
1972 ///\r
00edb218 1973 EFI_BOOT_SERVICES *BootServices;\r
e0c047a0 1974 ///\r
1975 /// The number of system configuration tables in the buffer ConfigurationTable.\r
1976 ///\r
00edb218 1977 UINTN NumberOfTableEntries;\r
e0c047a0 1978 ///\r
1979 /// A pointer to the system configuration tables.\r
1980 /// The number of entries in the table is NumberOfTableEntries.\r
1981 ///\r
00edb218 1982 EFI_CONFIGURATION_TABLE *ConfigurationTable;\r
2a3f6a21 1983} EFI_SYSTEM_TABLE;\r
1984\r
1985/**\r
1986 This is the declaration of an EFI image entry point. This entry point is\r
1987 the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including\r
1988 both device drivers and bus drivers.\r
1989\r
d3d92557
FT
1990 @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r
1991 @param[in] SystemTable A pointer to the EFI System Table.\r
2a3f6a21 1992\r
1993 @retval EFI_SUCCESS The operation completed successfully.\r
af2dc6a7 1994 @retval Others An unexpected error occurred.\r
2a3f6a21 1995**/\r
1996typedef\r
1997EFI_STATUS\r
1998(EFIAPI *EFI_IMAGE_ENTRY_POINT)(\r
1999 IN EFI_HANDLE ImageHandle,\r
2000 IN EFI_SYSTEM_TABLE *SystemTable\r
2001 );\r
959ccb23 2002\r
95cba3ee
A
2003//\r
2004// EFI Load Options Attributes\r
2005//\r
2006#define LOAD_OPTION_ACTIVE 0x00000001\r
2007#define LOAD_OPTION_FORCE_RECONNECT 0x00000002\r
95cba3ee
A
2008#define LOAD_OPTION_HIDDEN 0x00000008\r
2009#define LOAD_OPTION_CATEGORY 0x00001F00\r
2010\r
2011#define LOAD_OPTION_CATEGORY_BOOT 0x00000000\r
2012#define LOAD_OPTION_CATEGORY_APP 0x00000100\r
2013\r
2014#define EFI_BOOT_OPTION_SUPPORT_KEY 0x00000001\r
2015#define EFI_BOOT_OPTION_SUPPORT_APP 0x00000002\r
2016#define EFI_BOOT_OPTION_SUPPORT_COUNT 0x00000300\r
2017\r
2a3f6a21 2018///\r
2019/// EFI Boot Key Data\r
2020///\r
d4468cdf
RN
2021typedef union {\r
2022 struct {\r
2023 ///\r
2024 /// Indicates the revision of the EFI_KEY_OPTION structure. This revision level should be 0.\r
2025 ///\r
2026 UINT32 Revision : 8;\r
2027 ///\r
2028 /// Either the left or right Shift keys must be pressed (1) or must not be pressed (0).\r
2029 ///\r
2030 UINT32 ShiftPressed : 1;\r
2031 ///\r
2032 /// Either the left or right Control keys must be pressed (1) or must not be pressed (0).\r
2033 ///\r
2034 UINT32 ControlPressed : 1;\r
2035 ///\r
2036 /// Either the left or right Alt keys must be pressed (1) or must not be pressed (0).\r
2037 ///\r
2038 UINT32 AltPressed : 1;\r
2039 ///\r
2040 /// Either the left or right Logo keys must be pressed (1) or must not be pressed (0).\r
2041 ///\r
2042 UINT32 LogoPressed : 1;\r
2043 ///\r
2044 /// The Menu key must be pressed (1) or must not be pressed (0).\r
2045 ///\r
2046 UINT32 MenuPressed : 1;\r
2047 ///\r
2048 /// The SysReq key must be pressed (1) or must not be pressed (0).\r
2049 ///\r
2050 UINT32 SysReqPressed : 1;\r
2051 UINT32 Reserved : 16;\r
2052 ///\r
2053 /// Specifies the actual number of entries in EFI_KEY_OPTION.Keys, from 0-3. If\r
2054 /// zero, then only the shift state is considered. If more than one, then the boot option will\r
2055 /// only be launched if all of the specified keys are pressed with the same shift state.\r
2056 ///\r
2057 UINT32 InputKeyCount : 2;\r
2058 } Options;\r
2059 UINT32 PackedValue;\r
2060} EFI_BOOT_KEY_DATA;\r
95cba3ee 2061\r
2a3f6a21 2062///\r
af2dc6a7 2063/// EFI Key Option.\r
2a3f6a21 2064///\r
53cdd439 2065#pragma pack(1)\r
95cba3ee 2066typedef struct {\r
1bf79370
LG
2067 ///\r
2068 /// Specifies options about how the key will be processed.\r
2069 ///\r
2070 EFI_BOOT_KEY_DATA KeyData;\r
2071 ///\r
2072 /// The CRC-32 which should match the CRC-32 of the entire EFI_LOAD_OPTION to\r
2073 /// which BootOption refers. If the CRC-32s do not match this value, then this key\r
2074 /// option is ignored.\r
2075 ///\r
2a3f6a21 2076 UINT32 BootOptionCrc;\r
1bf79370
LG
2077 ///\r
2078 /// The Boot#### option which will be invoked if this key is pressed and the boot option\r
2079 /// is active (LOAD_OPTION_ACTIVE is set).\r
2080 ///\r
2a3f6a21 2081 UINT16 BootOption;\r
1bf79370
LG
2082 ///\r
2083 /// The key codes to compare against those returned by the\r
2084 /// EFI_SIMPLE_TEXT_INPUT and EFI_SIMPLE_TEXT_INPUT_EX protocols.\r
2085 /// The number of key codes (0-3) is specified by the EFI_KEY_CODE_COUNT field in KeyOptions.\r
2086 ///\r
2087 //EFI_INPUT_KEY Keys[];\r
95cba3ee 2088} EFI_KEY_OPTION;\r
53cdd439 2089#pragma pack()\r
95cba3ee 2090\r
959ccb23 2091//\r
2092// EFI File location to boot from on removable media devices\r
2093//\r
2094#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA32 L"\\EFI\\BOOT\\BOOTIA32.EFI"\r
2095#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA64 L"\\EFI\\BOOT\\BOOTIA64.EFI"\r
2096#define EFI_REMOVABLE_MEDIA_FILE_NAME_X64 L"\\EFI\\BOOT\\BOOTX64.EFI"\r
ebd04fc2 2097#define EFI_REMOVABLE_MEDIA_FILE_NAME_ARM L"\\EFI\\BOOT\\BOOTARM.EFI"\r
b4319afb 2098#define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64 L"\\EFI\\BOOT\\BOOTAA64.EFI"\r
959ccb23 2099\r
2100#if defined (MDE_CPU_IA32)\r
2101 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_IA32\r
2102#elif defined (MDE_CPU_IPF)\r
2103 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_IA64\r
2104#elif defined (MDE_CPU_X64)\r
2105 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_X64\r
2106#elif defined (MDE_CPU_EBC)\r
ebd04fc2 2107#elif defined (MDE_CPU_ARM)\r
2108 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_ARM\r
b4319afb
HL
2109#elif defined (MDE_CPU_AARCH64)\r
2110 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64\r
959ccb23 2111#else\r
2112 #error Unknown Processor Type\r
2113#endif\r
2114\r
959ccb23 2115#include <Uefi/UefiPxe.h>\r
2116#include <Uefi/UefiGpt.h>\r
2117#include <Uefi/UefiInternalFormRepresentation.h>\r
2118\r
2119#endif\r