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959ccb23 1/** @file\r
e0c047a0 2 Include file that supports UEFI.\r
959ccb23 3\r
ed5e386a
HW
4 This include file must contain things defined in the UEFI 2.6 specification.\r
5 If a code construct is defined in the UEFI 2.6 specification it must be included\r
959ccb23 6 by this include file.\r
7\r
61ce1aea 8Copyright (c) 2006 - 2016, 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
e919c766
SZ
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
ecde59b2
SZ
74// Note: UEFI spec 2.5 and following: use EFI_MEMORY_RO as write-protected physical memory\r
75// protection attribute. Also, EFI_MEMORY_WP means cacheability attribute.\r
76//\r
e919c766
SZ
77#define EFI_MEMORY_WP 0x0000000000001000ULL\r
78#define EFI_MEMORY_RP 0x0000000000002000ULL\r
79#define EFI_MEMORY_XP 0x0000000000004000ULL\r
80#define EFI_MEMORY_RO 0x0000000000020000ULL\r
e0c047a0 81//\r
6c98edac
LG
82// Physical memory persistence attribute. \r
83// The memory region supports byte-addressable non-volatility.\r
84//\r
e919c766
SZ
85#define EFI_MEMORY_NV 0x0000000000008000ULL\r
86//\r
87// The memory region provides higher reliability relative to other memory in the system.\r
88// If all memory has the same reliability, then this bit is not used.\r
89//\r
90#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000ULL\r
6c98edac 91//\r
e0c047a0 92// Runtime memory attribute\r
93//\r
e919c766 94#define EFI_MEMORY_RUNTIME 0x8000000000000000ULL\r
959ccb23 95\r
8b13229b 96///\r
af2dc6a7 97/// Memory descriptor version number.\r
8b13229b 98///\r
959ccb23 99#define EFI_MEMORY_DESCRIPTOR_VERSION 1\r
e0c047a0 100\r
101///\r
af2dc6a7 102/// Definition of an EFI memory descriptor.\r
e0c047a0 103///\r
959ccb23 104typedef struct {\r
2a3f6a21 105 ///\r
af2dc6a7 106 /// Type of the memory region. See EFI_MEMORY_TYPE.\r
2a3f6a21 107 ///\r
00edb218 108 UINT32 Type;\r
2a3f6a21 109 ///\r
110 /// Physical address of the first byte of the memory region. Must aligned \r
111 /// on a 4 KB boundary.\r
112 ///\r
00edb218 113 EFI_PHYSICAL_ADDRESS PhysicalStart;\r
2a3f6a21 114 ///\r
115 /// Virtual address of the first byte of the memory region. Must aligned \r
116 /// on a 4 KB boundary.\r
117 ///\r
00edb218 118 EFI_VIRTUAL_ADDRESS VirtualStart;\r
2a3f6a21 119 ///\r
120 /// Number of 4KB pages in the memory region.\r
121 ///\r
00edb218 122 UINT64 NumberOfPages;\r
2a3f6a21 123 ///\r
124 /// Attributes of the memory region that describe the bit mask of capabilities\r
125 /// for that memory region, and not necessarily the current settings for that \r
126 /// memory region.\r
127 ///\r
00edb218 128 UINT64 Attribute;\r
959ccb23 129} EFI_MEMORY_DESCRIPTOR;\r
130\r
959ccb23 131/**\r
132 Allocates memory pages from the system.\r
133\r
d3d92557
FT
134 @param[in] Type The type of allocation to perform.\r
135 @param[in] MemoryType The type of memory to allocate.\r
ff9331e6
SZ
136 MemoryType values in the range 0x70000000..0x7FFFFFFF\r
137 are reserved for OEM use. MemoryType values in the range\r
138 0x80000000..0xFFFFFFFF are reserved for use by UEFI OS loaders\r
379f1cfe 139 that are provided by operating system vendors.\r
d3d92557
FT
140 @param[in] Pages The number of contiguous 4 KB pages to allocate.\r
141 @param[in, out] Memory The pointer to a physical address. On input, the way in which the address is\r
142 used depends on the value of Type.\r
959ccb23 143\r
144 @retval EFI_SUCCESS The requested pages were allocated.\r
145 @retval EFI_INVALID_PARAMETER 1) Type is not AllocateAnyPages or\r
146 AllocateMaxAddress or AllocateAddress.\r
147 2) MemoryType is in the range\r
ff9331e6 148 EfiMaxMemoryType..0x6FFFFFFF.\r
3e058701 149 3) Memory is NULL.\r
379f1cfe 150 4) MemoryType is EfiPersistentMemory.\r
959ccb23 151 @retval EFI_OUT_OF_RESOURCES The pages could not be allocated.\r
152 @retval EFI_NOT_FOUND The requested pages could not be found.\r
153\r
154**/\r
155typedef\r
156EFI_STATUS\r
8b13229b 157(EFIAPI *EFI_ALLOCATE_PAGES)(\r
959ccb23 158 IN EFI_ALLOCATE_TYPE Type,\r
159 IN EFI_MEMORY_TYPE MemoryType,\r
160 IN UINTN Pages,\r
161 IN OUT EFI_PHYSICAL_ADDRESS *Memory\r
162 );\r
163\r
164/**\r
165 Frees memory pages.\r
166\r
d3d92557
FT
167 @param[in] Memory The base physical address of the pages to be freed.\r
168 @param[in] Pages The number of contiguous 4 KB pages to free.\r
959ccb23 169\r
170 @retval EFI_SUCCESS The requested pages were freed.\r
171 @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.\r
172 @retval EFI_NOT_FOUND The requested memory pages were not allocated with\r
173 AllocatePages().\r
174\r
175**/\r
176typedef\r
177EFI_STATUS\r
8b13229b 178(EFIAPI *EFI_FREE_PAGES)(\r
959ccb23 179 IN EFI_PHYSICAL_ADDRESS Memory,\r
180 IN UINTN Pages\r
181 );\r
182\r
183/**\r
184 Returns the current memory map.\r
185\r
d3d92557
FT
186 @param[in, out] MemoryMapSize A pointer to the size, in bytes, of the MemoryMap buffer.\r
187 On input, this is the size of the buffer allocated by the caller.\r
188 On output, it is the size of the buffer returned by the firmware if\r
189 the buffer was large enough, or the size of the buffer needed to contain\r
190 the map if the buffer was too small.\r
191 @param[in, out] MemoryMap A pointer to the buffer in which firmware places the current memory\r
192 map.\r
193 @param[out] MapKey A pointer to the location in which firmware returns the key for the\r
194 current memory map.\r
195 @param[out] DescriptorSize A pointer to the location in which firmware returns the size, in bytes, of\r
196 an individual EFI_MEMORY_DESCRIPTOR.\r
197 @param[out] DescriptorVersion A pointer to the location in which firmware returns the version number\r
198 associated with the EFI_MEMORY_DESCRIPTOR.\r
959ccb23 199\r
200 @retval EFI_SUCCESS The memory map was returned in the MemoryMap buffer.\r
201 @retval EFI_BUFFER_TOO_SMALL The MemoryMap buffer was too small. The current buffer size\r
202 needed to hold the memory map is returned in MemoryMapSize.\r
203 @retval EFI_INVALID_PARAMETER 1) MemoryMapSize is NULL.\r
204 2) The MemoryMap buffer is not too small and MemoryMap is\r
205 NULL.\r
206\r
207**/\r
208typedef\r
209EFI_STATUS\r
8b13229b 210(EFIAPI *EFI_GET_MEMORY_MAP)(\r
959ccb23 211 IN OUT UINTN *MemoryMapSize,\r
212 IN OUT EFI_MEMORY_DESCRIPTOR *MemoryMap,\r
213 OUT UINTN *MapKey,\r
214 OUT UINTN *DescriptorSize,\r
215 OUT UINT32 *DescriptorVersion\r
216 );\r
217\r
218/**\r
219 Allocates pool memory.\r
220\r
d3d92557 221 @param[in] PoolType The type of pool to allocate.\r
ff9331e6
SZ
222 MemoryType values in the range 0x70000000..0x7FFFFFFF\r
223 are reserved for OEM use. MemoryType values in the range\r
224 0x80000000..0xFFFFFFFF are reserved for use by UEFI OS loaders\r
379f1cfe 225 that are provided by operating system vendors.\r
d3d92557
FT
226 @param[in] Size The number of bytes to allocate from the pool.\r
227 @param[out] Buffer A pointer to a pointer to the allocated buffer if the call succeeds;\r
959ccb23 228 undefined otherwise.\r
229\r
230 @retval EFI_SUCCESS The requested number of bytes was allocated.\r
231 @retval EFI_OUT_OF_RESOURCES The pool requested could not be allocated.\r
379f1cfe
SZ
232 @retval EFI_INVALID_PARAMETER Buffer is NULL.\r
233 PoolType is in the range EfiMaxMemoryType..0x6FFFFFFF.\r
234 PoolType is EfiPersistentMemory.\r
959ccb23 235\r
236**/\r
237typedef\r
238EFI_STATUS\r
8b13229b 239(EFIAPI *EFI_ALLOCATE_POOL)(\r
959ccb23 240 IN EFI_MEMORY_TYPE PoolType,\r
241 IN UINTN Size,\r
242 OUT VOID **Buffer\r
243 );\r
244\r
245/**\r
246 Returns pool memory to the system.\r
247\r
d3d92557 248 @param[in] Buffer The pointer to the buffer to free.\r
959ccb23 249\r
250 @retval EFI_SUCCESS The memory was returned to the system.\r
251 @retval EFI_INVALID_PARAMETER Buffer was invalid.\r
252\r
253**/\r
254typedef\r
255EFI_STATUS\r
8b13229b 256(EFIAPI *EFI_FREE_POOL)(\r
959ccb23 257 IN VOID *Buffer\r
258 );\r
259\r
260/**\r
261 Changes the runtime addressing mode of EFI firmware from physical to virtual.\r
262\r
d3d92557
FT
263 @param[in] MemoryMapSize The size in bytes of VirtualMap.\r
264 @param[in] DescriptorSize The size in bytes of an entry in the VirtualMap.\r
265 @param[in] DescriptorVersion The version of the structure entries in VirtualMap.\r
266 @param[in] VirtualMap An array of memory descriptors which contain new virtual\r
959ccb23 267 address mapping information for all runtime ranges.\r
268\r
269 @retval EFI_SUCCESS The virtual address map has been applied.\r
270 @retval EFI_UNSUPPORTED EFI firmware is not at runtime, or the EFI firmware is already in\r
271 virtual address mapped mode.\r
272 @retval EFI_INVALID_PARAMETER DescriptorSize or DescriptorVersion is invalid.\r
273 @retval EFI_NO_MAPPING A virtual address was not supplied for a range in the memory\r
274 map that requires a mapping.\r
275 @retval EFI_NOT_FOUND A virtual address was supplied for an address that is not found\r
276 in the memory map.\r
277\r
278**/\r
279typedef\r
280EFI_STATUS\r
8b13229b 281(EFIAPI *EFI_SET_VIRTUAL_ADDRESS_MAP)(\r
959ccb23 282 IN UINTN MemoryMapSize,\r
283 IN UINTN DescriptorSize,\r
284 IN UINT32 DescriptorVersion,\r
285 IN EFI_MEMORY_DESCRIPTOR *VirtualMap\r
286 );\r
287\r
288/**\r
289 Connects one or more drivers to a controller.\r
290\r
d3d92557
FT
291 @param[in] ControllerHandle The handle of the controller to which driver(s) are to be connected.\r
292 @param[in] DriverImageHandle A pointer to an ordered list handles that support the\r
293 EFI_DRIVER_BINDING_PROTOCOL.\r
294 @param[in] RemainingDevicePath A pointer to the device path that specifies a child of the\r
295 controller specified by ControllerHandle.\r
296 @param[in] Recursive If TRUE, then ConnectController() is called recursively\r
297 until the entire tree of controllers below the controller specified\r
298 by ControllerHandle have been created. If FALSE, then\r
299 the tree of controllers is only expanded one level.\r
959ccb23 300\r
301 @retval EFI_SUCCESS 1) One or more drivers were connected to ControllerHandle.\r
302 2) No drivers were connected to ControllerHandle, but\r
303 RemainingDevicePath is not NULL, and it is an End Device\r
304 Path Node.\r
18bd7e85 305 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
959ccb23 306 @retval EFI_NOT_FOUND 1) There are no EFI_DRIVER_BINDING_PROTOCOL instances\r
307 present in the system.\r
308 2) No drivers were connected to ControllerHandle.\r
b92b1209
LG
309 @retval EFI_SECURITY_VIOLATION \r
310 The user has no permission to start UEFI device drivers on the device path \r
311 associated with the ControllerHandle or specified by the RemainingDevicePath.\r
959ccb23 312**/\r
313typedef\r
314EFI_STATUS\r
8b13229b 315(EFIAPI *EFI_CONNECT_CONTROLLER)(\r
959ccb23 316 IN EFI_HANDLE ControllerHandle,\r
317 IN EFI_HANDLE *DriverImageHandle, OPTIONAL\r
318 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath, OPTIONAL\r
319 IN BOOLEAN Recursive\r
320 );\r
321\r
322/**\r
323 Disconnects one or more drivers from a controller.\r
324\r
d3d92557
FT
325 @param[in] ControllerHandle The handle of the controller from which driver(s) are to be disconnected.\r
326 @param[in] DriverImageHandle The driver to disconnect from ControllerHandle.\r
327 If DriverImageHandle is NULL, then all the drivers currently managing\r
328 ControllerHandle are disconnected from ControllerHandle.\r
329 @param[in] ChildHandle The handle of the child to destroy.\r
330 If ChildHandle is NULL, then all the children of ControllerHandle are\r
331 destroyed before the drivers are disconnected from ControllerHandle.\r
959ccb23 332\r
333 @retval EFI_SUCCESS 1) One or more drivers were disconnected from the controller.\r
334 2) On entry, no drivers are managing ControllerHandle.\r
335 3) DriverImageHandle is not NULL, and on entry\r
336 DriverImageHandle is not managing ControllerHandle.\r
d9de7921 337 @retval EFI_INVALID_PARAMETER 1) ControllerHandle is NULL.\r
e0c047a0 338 2) DriverImageHandle is not NULL, and it is not a valid EFI_HANDLE.\r
339 3) ChildHandle is not NULL, and it is not a valid EFI_HANDLE.\r
340 4) DriverImageHandle does not support the EFI_DRIVER_BINDING_PROTOCOL.\r
959ccb23 341 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to disconnect any drivers from\r
342 ControllerHandle.\r
343 @retval EFI_DEVICE_ERROR The controller could not be disconnected because of a device error.\r
344\r
345**/\r
346typedef\r
347EFI_STATUS\r
8b13229b 348(EFIAPI *EFI_DISCONNECT_CONTROLLER)(\r
959ccb23 349 IN EFI_HANDLE ControllerHandle,\r
350 IN EFI_HANDLE DriverImageHandle, OPTIONAL\r
351 IN EFI_HANDLE ChildHandle OPTIONAL\r
352 );\r
353\r
354\r
355\r
356//\r
357// ConvertPointer DebugDisposition type.\r
358//\r
359#define EFI_OPTIONAL_PTR 0x00000001\r
959ccb23 360\r
361/**\r
362 Determines the new virtual address that is to be used on subsequent memory accesses.\r
363\r
d3d92557
FT
364 @param[in] DebugDisposition Supplies type information for the pointer being converted.\r
365 @param[in, out] Address A pointer to a pointer that is to be fixed to be the value needed\r
366 for the new virtual address mappings being applied.\r
959ccb23 367\r
368 @retval EFI_SUCCESS The pointer pointed to by Address was modified.\r
369 @retval EFI_INVALID_PARAMETER 1) Address is NULL.\r
370 2) *Address is NULL and DebugDisposition does\r
371 not have the EFI_OPTIONAL_PTR bit set.\r
372 @retval EFI_NOT_FOUND The pointer pointed to by Address was not found to be part\r
373 of the current memory map. This is normally fatal.\r
374\r
375**/\r
376typedef\r
377EFI_STATUS\r
8b13229b 378(EFIAPI *EFI_CONVERT_POINTER)(\r
959ccb23 379 IN UINTN DebugDisposition,\r
380 IN OUT VOID **Address\r
381 );\r
382\r
383\r
384//\r
ac644614 385// These types can be ORed together as needed - for example,\r
93ce5aca 386// EVT_TIMER might be Ored with EVT_NOTIFY_WAIT or\r
959ccb23 387// EVT_NOTIFY_SIGNAL.\r
388//\r
00edb218
A
389#define EVT_TIMER 0x80000000\r
390#define EVT_RUNTIME 0x40000000\r
00edb218
A
391#define EVT_NOTIFY_WAIT 0x00000100\r
392#define EVT_NOTIFY_SIGNAL 0x00000200\r
93ce5aca 393\r
00edb218 394#define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201\r
93ce5aca 395#define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202\r
959ccb23 396\r
397//\r
ac644614 398// The event's NotifyContext pointer points to a runtime memory\r
d0c64728 399// address.\r
959ccb23 400// The event is deprecated in UEFI2.0 and later specifications.\r
d0c64728 401//\r
959ccb23 402#define EVT_RUNTIME_CONTEXT 0x20000000\r
403\r
404\r
405/**\r
406 Invoke a notification event\r
407\r
d3d92557
FT
408 @param[in] Event Event whose notification function is being invoked.\r
409 @param[in] Context The pointer to the notification function's context,\r
410 which is implementation-dependent.\r
959ccb23 411\r
412**/\r
413typedef\r
414VOID\r
8b13229b 415(EFIAPI *EFI_EVENT_NOTIFY)(\r
959ccb23 416 IN EFI_EVENT Event,\r
417 IN VOID *Context\r
418 );\r
419\r
420/**\r
421 Creates an event.\r
422\r
d3d92557
FT
423 @param[in] Type The type of event to create and its mode and attributes.\r
424 @param[in] NotifyTpl The task priority level of event notifications, if needed.\r
425 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
426 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 427 Context in the notification function.\r
d3d92557 428 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 429 otherwise.\r
430\r
431 @retval EFI_SUCCESS The event structure was created.\r
432 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
433 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
434\r
435**/\r
436typedef\r
437EFI_STATUS\r
8b13229b 438(EFIAPI *EFI_CREATE_EVENT)(\r
959ccb23 439 IN UINT32 Type,\r
440 IN EFI_TPL NotifyTpl,\r
441 IN EFI_EVENT_NOTIFY NotifyFunction,\r
442 IN VOID *NotifyContext,\r
443 OUT EFI_EVENT *Event\r
444 );\r
445\r
446/**\r
447 Creates an event in a group.\r
448\r
d3d92557
FT
449 @param[in] Type The type of event to create and its mode and attributes.\r
450 @param[in] NotifyTpl The task priority level of event notifications,if needed.\r
451 @param[in] NotifyFunction The pointer to the event's notification function, if any.\r
452 @param[in] NotifyContext The pointer to the notification function's context; corresponds to parameter\r
959ccb23 453 Context in the notification function.\r
d3d92557 454 @param[in] EventGroup The pointer to the unique identifier of the group to which this event belongs.\r
e0c047a0 455 If this is NULL, then the function behaves as if the parameters were passed\r
456 to CreateEvent.\r
d3d92557 457 @param[out] Event The pointer to the newly created event if the call succeeds; undefined\r
959ccb23 458 otherwise.\r
459\r
460 @retval EFI_SUCCESS The event structure was created.\r
461 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
462 @retval EFI_OUT_OF_RESOURCES The event could not be allocated.\r
463\r
464**/\r
465typedef\r
466EFI_STATUS\r
8b13229b 467(EFIAPI *EFI_CREATE_EVENT_EX)(\r
959ccb23 468 IN UINT32 Type,\r
e0c047a0 469 IN EFI_TPL NotifyTpl,\r
959ccb23 470 IN EFI_EVENT_NOTIFY NotifyFunction OPTIONAL,\r
471 IN CONST VOID *NotifyContext OPTIONAL,\r
472 IN CONST EFI_GUID *EventGroup OPTIONAL,\r
473 OUT EFI_EVENT *Event\r
474 );\r
475\r
e0c047a0 476///\r
477/// Timer delay types\r
478///\r
959ccb23 479typedef enum {\r
2a3f6a21 480 ///\r
af2dc6a7 481 /// An event's timer settings is to be cancelled and not trigger time is to be set/\r
2a3f6a21 482 ///\r
959ccb23 483 TimerCancel,\r
2a3f6a21 484 ///\r
93e8d03c 485 /// An event is to be signaled periodically at a specified interval from the current time.\r
2a3f6a21 486 ///\r
959ccb23 487 TimerPeriodic,\r
2a3f6a21 488 ///\r
93e8d03c 489 /// An event is to be signaled once at a specified interval from the current time.\r
2a3f6a21 490 ///\r
959ccb23 491 TimerRelative\r
492} EFI_TIMER_DELAY;\r
493\r
494/**\r
495 Sets the type of timer and the trigger time for a timer event.\r
496\r
d3d92557
FT
497 @param[in] Event The timer event that is to be signaled at the specified time.\r
498 @param[in] Type The type of time that is specified in TriggerTime.\r
499 @param[in] TriggerTime The number of 100ns units until the timer expires.\r
e0c047a0 500 A TriggerTime of 0 is legal.\r
501 If Type is TimerRelative and TriggerTime is 0, then the timer\r
502 event will be signaled on the next timer tick.\r
503 If Type is TimerPeriodic and TriggerTime is 0, then the timer\r
504 event will be signaled on every timer tick.\r
959ccb23 505\r
506 @retval EFI_SUCCESS The event has been set to be signaled at the requested time.\r
507 @retval EFI_INVALID_PARAMETER Event or Type is not valid.\r
508\r
509**/\r
510typedef\r
511EFI_STATUS\r
8b13229b 512(EFIAPI *EFI_SET_TIMER)(\r
959ccb23 513 IN EFI_EVENT Event,\r
514 IN EFI_TIMER_DELAY Type,\r
515 IN UINT64 TriggerTime\r
516 );\r
517\r
518/**\r
519 Signals an event.\r
520\r
d3d92557 521 @param[in] Event The event to signal.\r
959ccb23 522\r
523 @retval EFI_SUCCESS The event has been signaled.\r
524\r
525**/\r
526typedef\r
527EFI_STATUS\r
8b13229b 528(EFIAPI *EFI_SIGNAL_EVENT)(\r
959ccb23 529 IN EFI_EVENT Event\r
530 );\r
531\r
532/**\r
533 Stops execution until an event is signaled.\r
534\r
d3d92557
FT
535 @param[in] NumberOfEvents The number of events in the Event array.\r
536 @param[in] Event An array of EFI_EVENT.\r
537 @param[out] Index The pointer to the index of the event which satisfied the wait condition.\r
959ccb23 538\r
539 @retval EFI_SUCCESS The event indicated by Index was signaled.\r
540 @retval EFI_INVALID_PARAMETER 1) NumberOfEvents is 0.\r
541 2) The event indicated by Index is of type\r
542 EVT_NOTIFY_SIGNAL.\r
543 @retval EFI_UNSUPPORTED The current TPL is not TPL_APPLICATION.\r
544\r
545**/\r
546typedef\r
547EFI_STATUS\r
8b13229b 548(EFIAPI *EFI_WAIT_FOR_EVENT)(\r
959ccb23 549 IN UINTN NumberOfEvents,\r
550 IN EFI_EVENT *Event,\r
551 OUT UINTN *Index\r
552 );\r
553\r
554/**\r
555 Closes an event.\r
556\r
d3d92557 557 @param[in] Event The event to close.\r
959ccb23 558\r
559 @retval EFI_SUCCESS The event has been closed.\r
560\r
561**/\r
562typedef\r
563EFI_STATUS\r
8b13229b 564(EFIAPI *EFI_CLOSE_EVENT)(\r
959ccb23 565 IN EFI_EVENT Event\r
566 );\r
567\r
568/**\r
569 Checks whether an event is in the signaled state.\r
570\r
d3d92557 571 @param[in] Event The event to check.\r
959ccb23 572\r
573 @retval EFI_SUCCESS The event is in the signaled state.\r
574 @retval EFI_NOT_READY The event is not in the signaled state.\r
575 @retval EFI_INVALID_PARAMETER Event is of type EVT_NOTIFY_SIGNAL.\r
576\r
577**/\r
578typedef\r
579EFI_STATUS\r
8b13229b 580(EFIAPI *EFI_CHECK_EVENT)(\r
959ccb23 581 IN EFI_EVENT Event\r
582 );\r
583\r
584\r
585//\r
e0c047a0 586// Task priority level\r
959ccb23 587//\r
588#define TPL_APPLICATION 4\r
589#define TPL_CALLBACK 8\r
590#define TPL_NOTIFY 16\r
591#define TPL_HIGH_LEVEL 31\r
592\r
593\r
594/**\r
595 Raises a task's priority level and returns its previous level.\r
596\r
d3d92557 597 @param[in] NewTpl The new task priority level.\r
959ccb23 598\r
e0c047a0 599 @return Previous task priority level\r
959ccb23 600\r
601**/\r
602typedef\r
603EFI_TPL\r
8b13229b 604(EFIAPI *EFI_RAISE_TPL)(\r
959ccb23 605 IN EFI_TPL NewTpl\r
606 );\r
607\r
608/**\r
609 Restores a task's priority level to its previous value.\r
610\r
d3d92557 611 @param[in] OldTpl The previous task priority level to restore.\r
959ccb23 612\r
613**/\r
614typedef\r
615VOID\r
8b13229b 616(EFIAPI *EFI_RESTORE_TPL)(\r
959ccb23 617 IN EFI_TPL OldTpl\r
618 );\r
619\r
620/**\r
621 Returns the value of a variable.\r
622\r
d3d92557
FT
623 @param[in] VariableName A Null-terminated string that is the name of the vendor's\r
624 variable.\r
625 @param[in] VendorGuid A unique identifier for the vendor.\r
626 @param[out] Attributes If not NULL, a pointer to the memory location to return the\r
627 attributes bitmask for the variable.\r
628 @param[in, out] DataSize On input, the size in bytes of the return Data buffer.\r
629 On output the size of data returned in Data.\r
61ce1aea
SZ
630 @param[out] Data The buffer to return the contents of the variable. May be NULL\r
631 with a zero DataSize in order to determine the size buffer needed.\r
959ccb23 632\r
e0c047a0 633 @retval EFI_SUCCESS The function completed successfully.\r
634 @retval EFI_NOT_FOUND The variable was not found.\r
635 @retval EFI_BUFFER_TOO_SMALL The DataSize is too small for the result.\r
636 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
637 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
638 @retval EFI_INVALID_PARAMETER DataSize is NULL.\r
639 @retval EFI_INVALID_PARAMETER The DataSize is not too small and Data is NULL.\r
640 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
641 @retval EFI_SECURITY_VIOLATION The variable could not be retrieved due to an authentication failure.\r
959ccb23 642\r
643**/\r
644typedef\r
645EFI_STATUS\r
8b13229b 646(EFIAPI *EFI_GET_VARIABLE)(\r
959ccb23 647 IN CHAR16 *VariableName,\r
648 IN EFI_GUID *VendorGuid,\r
649 OUT UINT32 *Attributes, OPTIONAL\r
650 IN OUT UINTN *DataSize,\r
61ce1aea 651 OUT VOID *Data OPTIONAL\r
959ccb23 652 );\r
653\r
654/**\r
655 Enumerates the current variable names.\r
656\r
d3d92557
FT
657 @param[in, out] VariableNameSize The size of the VariableName buffer.\r
658 @param[in, out] VariableName On input, supplies the last VariableName that was returned\r
659 by GetNextVariableName(). On output, returns the Nullterminated\r
660 string of the current variable.\r
661 @param[in, out] VendorGuid On input, supplies the last VendorGuid that was returned by\r
662 GetNextVariableName(). On output, returns the\r
663 VendorGuid of the current variable.\r
959ccb23 664\r
665 @retval EFI_SUCCESS The function completed successfully.\r
666 @retval EFI_NOT_FOUND The next variable was not found.\r
667 @retval EFI_BUFFER_TOO_SMALL The VariableNameSize is too small for the result.\r
e0c047a0 668 @retval EFI_INVALID_PARAMETER VariableNameSize is NULL.\r
669 @retval EFI_INVALID_PARAMETER VariableName is NULL.\r
670 @retval EFI_INVALID_PARAMETER VendorGuid is NULL.\r
959ccb23 671 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
672\r
673**/\r
674typedef\r
675EFI_STATUS\r
8b13229b 676(EFIAPI *EFI_GET_NEXT_VARIABLE_NAME)(\r
959ccb23 677 IN OUT UINTN *VariableNameSize,\r
678 IN OUT CHAR16 *VariableName,\r
679 IN OUT EFI_GUID *VendorGuid\r
680 );\r
681\r
682/**\r
683 Sets the value of a variable.\r
684\r
d3d92557 685 @param[in] VariableName A Null-terminated string that is the name of the vendor's variable.\r
db27cda5 686 Each VariableName is unique for each VendorGuid. VariableName must\r
687 contain 1 or more characters. If VariableName is an empty string,\r
688 then EFI_INVALID_PARAMETER is returned.\r
d3d92557
FT
689 @param[in] VendorGuid A unique identifier for the vendor.\r
690 @param[in] Attributes Attributes bitmask to set for the variable.\r
691 @param[in] DataSize The size in bytes of the Data buffer. Unless the EFI_VARIABLE_APPEND_WRITE, \r
ce1d1c9a
SQ
692 EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS, or \r
693 EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS attribute is set, a size of zero \r
694 causes the variable to be deleted. When the EFI_VARIABLE_APPEND_WRITE attribute is \r
695 set, then a SetVariable() call with a DataSize of zero will not cause any change to \r
696 the variable value (the timestamp associated with the variable may be updated however \r
697 even if no new data value is provided,see the description of the \r
698 EFI_VARIABLE_AUTHENTICATION_2 descriptor below. In this case the DataSize will not \r
699 be zero since the EFI_VARIABLE_AUTHENTICATION_2 descriptor will be populated). \r
d3d92557 700 @param[in] Data The contents for the variable.\r
959ccb23 701\r
e0c047a0 702 @retval EFI_SUCCESS The firmware has successfully stored the variable and its data as\r
703 defined by the Attributes.\r
6675a21f 704 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits, name, and GUID was supplied, or the\r
e0c047a0 705 DataSize exceeds the maximum allowed.\r
db27cda5 706 @retval EFI_INVALID_PARAMETER VariableName is an empty string.\r
e0c047a0 707 @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.\r
708 @retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
709 @retval EFI_WRITE_PROTECTED The variable in question is read-only.\r
710 @retval EFI_WRITE_PROTECTED The variable in question cannot be deleted.\r
ce1d1c9a
SQ
711 @retval EFI_SECURITY_VIOLATION The variable could not be written due to EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS \r
712 or EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACESS being set, but the AuthInfo \r
713 does NOT pass the validation check carried out by the firmware.\r
714 \r
e0c047a0 715 @retval EFI_NOT_FOUND The variable trying to be updated or deleted was not found.\r
959ccb23 716\r
717**/\r
718typedef\r
719EFI_STATUS\r
8b13229b 720(EFIAPI *EFI_SET_VARIABLE)(\r
959ccb23 721 IN CHAR16 *VariableName,\r
722 IN EFI_GUID *VendorGuid,\r
723 IN UINT32 Attributes,\r
724 IN UINTN DataSize,\r
725 IN VOID *Data\r
726 );\r
727\r
728\r
e0c047a0 729///\r
730/// This provides the capabilities of the\r
731/// real time clock device as exposed through the EFI interfaces.\r
732///\r
959ccb23 733typedef struct {\r
1bf79370
LG
734 ///\r
735 /// Provides the reporting resolution of the real-time clock device in\r
736 /// counts per second. For a normal PC-AT CMOS RTC device, this\r
737 /// value would be 1 Hz, or 1, to indicate that the device only reports\r
738 /// the time to the resolution of 1 second.\r
739 ///\r
00edb218 740 UINT32 Resolution;\r
1bf79370
LG
741 ///\r
742 /// Provides the timekeeping accuracy of the real-time clock in an\r
743 /// error rate of 1E-6 parts per million. For a clock with an accuracy\r
744 /// of 50 parts per million, the value in this field would be\r
745 /// 50,000,000.\r
746 ///\r
00edb218 747 UINT32 Accuracy;\r
1bf79370 748 ///\r
de2314f8 749 /// A TRUE indicates that a time set operation clears the device's\r
1bf79370
LG
750 /// time below the Resolution reporting level. A FALSE\r
751 /// indicates that the state below the Resolution level of the\r
752 /// device is not cleared when the time is set. Normal PC-AT CMOS\r
753 /// RTC devices set this value to FALSE.\r
754 ///\r
00edb218 755 BOOLEAN SetsToZero;\r
959ccb23 756} EFI_TIME_CAPABILITIES;\r
757\r
758/**\r
759 Returns the current time and date information, and the time-keeping capabilities\r
760 of the hardware platform.\r
761\r
d3d92557
FT
762 @param[out] Time A pointer to storage to receive a snapshot of the current time.\r
763 @param[out] Capabilities An optional pointer to a buffer to receive the real time clock\r
959ccb23 764 device's capabilities.\r
765\r
766 @retval EFI_SUCCESS The operation completed successfully.\r
767 @retval EFI_INVALID_PARAMETER Time is NULL.\r
768 @retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error.\r
769\r
770**/\r
771typedef\r
772EFI_STATUS\r
8b13229b 773(EFIAPI *EFI_GET_TIME)(\r
959ccb23 774 OUT EFI_TIME *Time,\r
775 OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL\r
776 );\r
777\r
778/**\r
779 Sets the current local time and date information.\r
780\r
d3d92557 781 @param[in] Time A pointer to the current time.\r
959ccb23 782\r
783 @retval EFI_SUCCESS The operation completed successfully.\r
784 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
785 @retval EFI_DEVICE_ERROR The time could not be set due due to hardware error.\r
786\r
787**/\r
788typedef\r
789EFI_STATUS\r
8b13229b 790(EFIAPI *EFI_SET_TIME)(\r
959ccb23 791 IN EFI_TIME *Time\r
792 );\r
793\r
794/**\r
795 Returns the current wakeup alarm clock setting.\r
796\r
d3d92557
FT
797 @param[out] Enabled Indicates if the alarm is currently enabled or disabled.\r
798 @param[out] Pending Indicates if the alarm signal is pending and requires acknowledgement.\r
799 @param[out] Time The current alarm setting.\r
959ccb23 800\r
801 @retval EFI_SUCCESS The alarm settings were returned.\r
e0c047a0 802 @retval EFI_INVALID_PARAMETER Enabled is NULL.\r
803 @retval EFI_INVALID_PARAMETER Pending is NULL.\r
804 @retval EFI_INVALID_PARAMETER Time is NULL.\r
959ccb23 805 @retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error.\r
e0c047a0 806 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
959ccb23 807\r
808**/\r
809typedef\r
810EFI_STATUS\r
8b13229b 811(EFIAPI *EFI_GET_WAKEUP_TIME)(\r
959ccb23 812 OUT BOOLEAN *Enabled,\r
813 OUT BOOLEAN *Pending,\r
814 OUT EFI_TIME *Time\r
815 );\r
816\r
817/**\r
818 Sets the system wakeup alarm clock time.\r
819\r
d3d92557
FT
820 @param[in] Enable Enable or disable the wakeup alarm.\r
821 @param[in] Time If Enable is TRUE, the time to set the wakeup alarm for.\r
e0c047a0 822 If Enable is FALSE, then this parameter is optional, and may be NULL.\r
959ccb23 823\r
824 @retval EFI_SUCCESS If Enable is TRUE, then the wakeup alarm was enabled. If\r
825 Enable is FALSE, then the wakeup alarm was disabled.\r
826 @retval EFI_INVALID_PARAMETER A time field is out of range.\r
827 @retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error.\r
828 @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.\r
829\r
830**/\r
831typedef\r
832EFI_STATUS\r
8b13229b 833(EFIAPI *EFI_SET_WAKEUP_TIME)(\r
959ccb23 834 IN BOOLEAN Enable,\r
835 IN EFI_TIME *Time OPTIONAL\r
836 );\r
837\r
959ccb23 838/**\r
839 Loads an EFI image into memory.\r
840\r
d3d92557
FT
841 @param[in] BootPolicy If TRUE, indicates that the request originates from the boot\r
842 manager, and that the boot manager is attempting to load\r
843 FilePath as a boot selection. Ignored if SourceBuffer is\r
844 not NULL.\r
845 @param[in] ParentImageHandle The caller's image handle.\r
846 @param[in] DevicePath The DeviceHandle specific file path from which the image is\r
847 loaded.\r
848 @param[in] SourceBuffer If not NULL, a pointer to the memory location containing a copy\r
849 of the image to be loaded.\r
850 @param[in] SourceSize The size in bytes of SourceBuffer. Ignored if SourceBuffer is NULL.\r
851 @param[out] ImageHandle The pointer to the returned image handle that is created when the\r
852 image is successfully loaded.\r
853\r
854 @retval EFI_SUCCESS Image was loaded into memory correctly.\r
855 @retval EFI_NOT_FOUND Both SourceBuffer and DevicePath are NULL.\r
856 @retval EFI_INVALID_PARAMETER One or more parametes are invalid.\r
857 @retval EFI_UNSUPPORTED The image type is not supported.\r
858 @retval EFI_OUT_OF_RESOURCES Image was not loaded due to insufficient resources.\r
859 @retval EFI_LOAD_ERROR Image was not loaded because the image format was corrupt or not\r
860 understood.\r
861 @retval EFI_DEVICE_ERROR Image was not loaded because the device returned a read error.\r
862 @retval EFI_ACCESS_DENIED Image was not loaded because the platform policy prohibits the \r
863 image from being loaded. NULL is returned in *ImageHandle.\r
9095e76b 864 @retval EFI_SECURITY_VIOLATION Image was loaded and an ImageHandle was created with a \r
d3d92557
FT
865 valid EFI_LOADED_IMAGE_PROTOCOL. However, the current \r
866 platform policy specifies that the image should not be started.\r
959ccb23 867**/\r
868typedef\r
869EFI_STATUS\r
8b13229b 870(EFIAPI *EFI_IMAGE_LOAD)(\r
959ccb23 871 IN BOOLEAN BootPolicy,\r
872 IN EFI_HANDLE ParentImageHandle,\r
e0c047a0 873 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
959ccb23 874 IN VOID *SourceBuffer OPTIONAL,\r
875 IN UINTN SourceSize,\r
876 OUT EFI_HANDLE *ImageHandle\r
877 );\r
878\r
879/**\r
880 Transfers control to a loaded image's entry point.\r
881\r
d3d92557
FT
882 @param[in] ImageHandle Handle of image to be started.\r
883 @param[out] ExitDataSize The pointer to the size, in bytes, of ExitData.\r
884 @param[out] ExitData The pointer to a pointer to a data buffer that includes a Null-terminated\r
885 string, optionally followed by additional binary data.\r
959ccb23 886\r
b92b1209
LG
887 @retval EFI_INVALID_PARAMETER ImageHandle is either an invalid image handle or the image\r
888 has already been initialized with StartImage.\r
889 @retval EFI_SECURITY_VIOLATION The current platform policy specifies that the image should not be started.\r
e0c047a0 890 @return Exit code from image\r
959ccb23 891\r
892**/\r
893typedef\r
894EFI_STATUS\r
8b13229b 895(EFIAPI *EFI_IMAGE_START)(\r
959ccb23 896 IN EFI_HANDLE ImageHandle,\r
897 OUT UINTN *ExitDataSize,\r
898 OUT CHAR16 **ExitData OPTIONAL\r
899 );\r
900\r
901/**\r
902 Terminates a loaded EFI image and returns control to boot services.\r
903\r
d3d92557 904 @param[in] ImageHandle Handle that identifies the image. This parameter is passed to the \r
fbf926ad 905 image on entry.\r
d3d92557
FT
906 @param[in] ExitStatus The image's exit code.\r
907 @param[in] ExitDataSize The size, in bytes, of ExitData. Ignored if ExitStatus is EFI_SUCCESS.\r
908 @param[in] ExitData The pointer to a data buffer that includes a Null-terminated string,\r
fbf926ad 909 optionally followed by additional binary data. The string is a \r
910 description that the caller may use to further indicate the reason \r
911 for the image's exit. ExitData is only valid if ExitStatus \r
912 is something other than EFI_SUCCESS. The ExitData buffer \r
913 must be allocated by calling AllocatePool().\r
959ccb23 914\r
915 @retval EFI_SUCCESS The image specified by ImageHandle was unloaded.\r
916 @retval EFI_INVALID_PARAMETER The image specified by ImageHandle has been loaded and\r
917 started with LoadImage() and StartImage(), but the\r
918 image is not the currently executing image.\r
919\r
920**/\r
921typedef\r
922EFI_STATUS\r
8b13229b 923(EFIAPI *EFI_EXIT)(\r
959ccb23 924 IN EFI_HANDLE ImageHandle,\r
925 IN EFI_STATUS ExitStatus,\r
926 IN UINTN ExitDataSize,\r
927 IN CHAR16 *ExitData OPTIONAL\r
928 );\r
929\r
930/**\r
931 Unloads an image.\r
932\r
d3d92557 933 @param[in] ImageHandle Handle that identifies the image to be unloaded.\r
959ccb23 934\r
935 @retval EFI_SUCCESS The image has been unloaded.\r
936 @retval EFI_INVALID_PARAMETER ImageHandle is not a valid image handle.\r
959ccb23 937\r
938**/\r
939typedef\r
940EFI_STATUS\r
8b13229b 941(EFIAPI *EFI_IMAGE_UNLOAD)(\r
959ccb23 942 IN EFI_HANDLE ImageHandle\r
943 );\r
944\r
945/**\r
946 Terminates all boot services.\r
947\r
d3d92557
FT
948 @param[in] ImageHandle Handle that identifies the exiting image.\r
949 @param[in] MapKey Key to the latest memory map.\r
959ccb23 950\r
951 @retval EFI_SUCCESS Boot services have been terminated.\r
952 @retval EFI_INVALID_PARAMETER MapKey is incorrect.\r
953\r
954**/\r
955typedef\r
956EFI_STATUS\r
8b13229b 957(EFIAPI *EFI_EXIT_BOOT_SERVICES)(\r
959ccb23 958 IN EFI_HANDLE ImageHandle,\r
959 IN UINTN MapKey\r
960 );\r
961\r
962/**\r
963 Induces a fine-grained stall.\r
964\r
d3d92557 965 @param[in] Microseconds The number of microseconds to stall execution.\r
959ccb23 966\r
967 @retval EFI_SUCCESS Execution was stalled at least the requested number of\r
968 Microseconds.\r
969\r
970**/\r
971typedef\r
972EFI_STATUS\r
8b13229b 973(EFIAPI *EFI_STALL)(\r
959ccb23 974 IN UINTN Microseconds\r
975 );\r
976\r
977/**\r
978 Sets the system's watchdog timer.\r
979\r
d3d92557
FT
980 @param[in] Timeout The number of seconds to set the watchdog timer to.\r
981 @param[in] WatchdogCode The numeric code to log on a watchdog timer timeout event.\r
982 @param[in] DataSize The size, in bytes, of WatchdogData.\r
983 @param[in] WatchdogData A data buffer that includes a Null-terminated string, optionally\r
959ccb23 984 followed by additional binary data.\r
985\r
986 @retval EFI_SUCCESS The timeout has been set.\r
987 @retval EFI_INVALID_PARAMETER The supplied WatchdogCode is invalid.\r
988 @retval EFI_UNSUPPORTED The system does not have a watchdog timer.\r
af2dc6a7 989 @retval EFI_DEVICE_ERROR The watchdog timer could not be programmed due to a hardware\r
959ccb23 990 error.\r
991\r
992**/\r
993typedef\r
994EFI_STATUS\r
8b13229b 995(EFIAPI *EFI_SET_WATCHDOG_TIMER)(\r
959ccb23 996 IN UINTN Timeout,\r
997 IN UINT64 WatchdogCode,\r
998 IN UINTN DataSize,\r
999 IN CHAR16 *WatchdogData OPTIONAL\r
1000 );\r
1001\r
959ccb23 1002/**\r
1003 Resets the entire platform.\r
1004\r
d3d92557
FT
1005 @param[in] ResetType The type of reset to perform.\r
1006 @param[in] ResetStatus The status code for the reset.\r
e963b746 1007 @param[in] DataSize The size, in bytes, of ResetData.\r
d3d92557 1008 @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or\r
959ccb23 1009 EfiResetShutdown the data buffer starts with a Null-terminated\r
fbf926ad 1010 string, optionally followed by additional binary data.\r
e963b746
RN
1011 The string is a description that the caller may use to further\r
1012 indicate the reason for the system reset. ResetData is only\r
1013 valid if ResetStatus is something other than EFI_SUCCESS\r
1014 unless the ResetType is EfiResetPlatformSpecific\r
1015 where a minimum amount of ResetData is always required.\r
959ccb23 1016**/\r
1017typedef\r
1018VOID\r
8b13229b 1019(EFIAPI *EFI_RESET_SYSTEM)(\r
959ccb23 1020 IN EFI_RESET_TYPE ResetType,\r
1021 IN EFI_STATUS ResetStatus,\r
1022 IN UINTN DataSize,\r
b058028b 1023 IN VOID *ResetData OPTIONAL\r
959ccb23 1024 );\r
1025\r
1026/**\r
1027 Returns a monotonically increasing count for the platform.\r
1028\r
d3d92557 1029 @param[out] Count The pointer to returned value.\r
959ccb23 1030\r
1031 @retval EFI_SUCCESS The next monotonic count was returned.\r
1032 @retval EFI_INVALID_PARAMETER Count is NULL.\r
1033 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1034\r
1035**/\r
1036typedef\r
1037EFI_STATUS\r
8b13229b 1038(EFIAPI *EFI_GET_NEXT_MONOTONIC_COUNT)(\r
959ccb23 1039 OUT UINT64 *Count\r
1040 );\r
1041\r
1042/**\r
1043 Returns the next high 32 bits of the platform's monotonic counter.\r
1044\r
d3d92557 1045 @param[out] HighCount The pointer to returned value.\r
959ccb23 1046\r
1047 @retval EFI_SUCCESS The next high monotonic count was returned.\r
1048 @retval EFI_INVALID_PARAMETER HighCount is NULL.\r
1049 @retval EFI_DEVICE_ERROR The device is not functioning properly.\r
1050\r
1051**/\r
1052typedef\r
1053EFI_STATUS\r
8b13229b 1054(EFIAPI *EFI_GET_NEXT_HIGH_MONO_COUNT)(\r
959ccb23 1055 OUT UINT32 *HighCount\r
1056 );\r
1057\r
1058/**\r
1059 Computes and returns a 32-bit CRC for a data buffer.\r
1060\r
d3d92557
FT
1061 @param[in] Data A pointer to the buffer on which the 32-bit CRC is to be computed.\r
1062 @param[in] DataSize The number of bytes in the buffer Data.\r
1063 @param[out] Crc32 The 32-bit CRC that was computed for the data buffer specified by Data\r
959ccb23 1064 and DataSize.\r
1065\r
1066 @retval EFI_SUCCESS The 32-bit CRC was computed for the data buffer and returned in\r
1067 Crc32.\r
e0c047a0 1068 @retval EFI_INVALID_PARAMETER Data is NULL.\r
1069 @retval EFI_INVALID_PARAMETER Crc32 is NULL.\r
1070 @retval EFI_INVALID_PARAMETER DataSize is 0.\r
959ccb23 1071\r
1072**/\r
1073typedef\r
1074EFI_STATUS\r
8b13229b 1075(EFIAPI *EFI_CALCULATE_CRC32)(\r
959ccb23 1076 IN VOID *Data,\r
1077 IN UINTN DataSize,\r
1078 OUT UINT32 *Crc32\r
1079 );\r
1080\r
1081/**\r
1082 Copies the contents of one buffer to another buffer.\r
1083\r
d3d92557
FT
1084 @param[in] Destination The pointer to the destination buffer of the memory copy.\r
1085 @param[in] Source The pointer to the source buffer of the memory copy.\r
1086 @param[in] Length Number of bytes to copy from Source to Destination.\r
959ccb23 1087\r
1088**/\r
1089typedef\r
1090VOID\r
8b13229b 1091(EFIAPI *EFI_COPY_MEM)(\r
959ccb23 1092 IN VOID *Destination,\r
1093 IN VOID *Source,\r
1094 IN UINTN Length\r
1095 );\r
1096\r
1097/**\r
1098 The SetMem() function fills a buffer with a specified value.\r
1099\r
d3d92557
FT
1100 @param[in] Buffer The pointer to the buffer to fill.\r
1101 @param[in] Size Number of bytes in Buffer to fill.\r
1102 @param[in] Value Value to fill Buffer with.\r
959ccb23 1103\r
1104**/\r
1105typedef\r
1106VOID\r
8b13229b 1107(EFIAPI *EFI_SET_MEM)(\r
959ccb23 1108 IN VOID *Buffer,\r
1109 IN UINTN Size,\r
1110 IN UINT8 Value\r
1111 );\r
1112\r
2a3f6a21 1113///\r
1114/// Enumeration of EFI Interface Types\r
1115///\r
959ccb23 1116typedef enum {\r
2a3f6a21 1117 ///\r
1118 /// Indicates that the supplied protocol interface is supplied in native form.\r
1119 ///\r
959ccb23 1120 EFI_NATIVE_INTERFACE\r
1121} EFI_INTERFACE_TYPE;\r
1122\r
1123/**\r
1124 Installs a protocol interface on a device handle. If the handle does not exist, it is created and added\r
1125 to the list of handles in the system. InstallMultipleProtocolInterfaces() performs\r
1126 more error checking than InstallProtocolInterface(), so it is recommended that\r
1127 InstallMultipleProtocolInterfaces() be used in place of\r
1128 InstallProtocolInterface()\r
1129\r
d3d92557
FT
1130 @param[in, out] Handle A pointer to the EFI_HANDLE on which the interface is to be installed.\r
1131 @param[in] Protocol The numeric ID of the protocol interface.\r
1132 @param[in] InterfaceType Indicates whether Interface is supplied in native form.\r
1133 @param[in] Interface A pointer to the protocol interface.\r
959ccb23 1134\r
1135 @retval EFI_SUCCESS The protocol interface was installed.\r
1136 @retval EFI_OUT_OF_RESOURCES Space for a new handle could not be allocated.\r
e0c047a0 1137 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1138 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1139 @retval EFI_INVALID_PARAMETER InterfaceType is not EFI_NATIVE_INTERFACE.\r
1140 @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle.\r
959ccb23 1141\r
1142**/\r
1143typedef\r
1144EFI_STATUS\r
8b13229b 1145(EFIAPI *EFI_INSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1146 IN OUT EFI_HANDLE *Handle,\r
1147 IN EFI_GUID *Protocol,\r
1148 IN EFI_INTERFACE_TYPE InterfaceType,\r
1149 IN VOID *Interface\r
1150 );\r
1151\r
1152/**\r
1153 Installs one or more protocol interfaces into the boot services environment.\r
1154\r
d3d92557 1155 @param[in, out] Handle The pointer to a handle to install the new protocol interfaces on,\r
4a23eaa9 1156 or a pointer to NULL if a new handle is to be allocated.\r
959ccb23 1157 @param ... A variable argument list containing pairs of protocol GUIDs and protocol\r
1158 interfaces.\r
1159\r
1160 @retval EFI_SUCCESS All the protocol interface was installed.\r
1161 @retval EFI_OUT_OF_RESOURCES There was not enough memory in pool to install all the protocols.\r
1162 @retval EFI_ALREADY_STARTED A Device Path Protocol instance was passed in that is already present in\r
1163 the handle database.\r
5a7b9bbe
SQ
1164 @retval EFI_INVALID_PARAMETER Handle is NULL.\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_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1171 IN OUT EFI_HANDLE *Handle,\r
1172 ...\r
1173 );\r
1174\r
1175/**\r
1176 Reinstalls a protocol interface on a device handle.\r
1177\r
d3d92557
FT
1178 @param[in] Handle Handle on which the interface is to be reinstalled.\r
1179 @param[in] Protocol The numeric ID of the interface.\r
1180 @param[in] OldInterface A pointer to the old interface. NULL can be used if a structure is not\r
959ccb23 1181 associated with Protocol.\r
d3d92557 1182 @param[in] NewInterface A pointer to the new interface.\r
959ccb23 1183\r
1184 @retval EFI_SUCCESS The protocol interface was reinstalled.\r
1185 @retval EFI_NOT_FOUND The OldInterface on the handle was not found.\r
1186 @retval EFI_ACCESS_DENIED The protocol interface could not be reinstalled,\r
1187 because OldInterface is still being used by a\r
1188 driver that will not release it.\r
18bd7e85 1189 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1190 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1191\r
1192**/\r
1193typedef\r
1194EFI_STATUS\r
8b13229b 1195(EFIAPI *EFI_REINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1196 IN EFI_HANDLE Handle,\r
1197 IN EFI_GUID *Protocol,\r
1198 IN VOID *OldInterface,\r
1199 IN VOID *NewInterface\r
1200 );\r
1201\r
1202/**\r
1203 Removes a protocol interface from a device handle. It is recommended that\r
1204 UninstallMultipleProtocolInterfaces() be used in place of\r
1205 UninstallProtocolInterface().\r
1206\r
d3d92557
FT
1207 @param[in] Handle The handle on which the interface was installed.\r
1208 @param[in] Protocol The numeric ID of the interface.\r
1209 @param[in] Interface A pointer to the interface.\r
959ccb23 1210\r
1211 @retval EFI_SUCCESS The interface was removed.\r
1212 @retval EFI_NOT_FOUND The interface was not found.\r
1213 @retval EFI_ACCESS_DENIED The interface was not removed because the interface\r
1214 is still being used by a driver.\r
18bd7e85 1215 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1216 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
959ccb23 1217\r
1218**/\r
1219typedef\r
1220EFI_STATUS\r
8b13229b 1221(EFIAPI *EFI_UNINSTALL_PROTOCOL_INTERFACE)(\r
959ccb23 1222 IN EFI_HANDLE Handle,\r
1223 IN EFI_GUID *Protocol,\r
1224 IN VOID *Interface\r
1225 );\r
1226\r
1227/**\r
1228 Removes one or more protocol interfaces into the boot services environment.\r
1229\r
d3d92557 1230 @param[in] Handle The handle to remove the protocol interfaces from.\r
959ccb23 1231 @param ... A variable argument list containing pairs of protocol GUIDs and\r
1232 protocol interfaces.\r
1233\r
1234 @retval EFI_SUCCESS All the protocol interfaces were removed.\r
1235 @retval EFI_INVALID_PARAMETER One of the protocol interfaces was not previously installed on Handle.\r
1236\r
1237**/\r
1238typedef\r
1239EFI_STATUS\r
8b13229b 1240(EFIAPI *EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES)(\r
959ccb23 1241 IN EFI_HANDLE Handle,\r
1242 ...\r
1243 );\r
1244\r
1245/**\r
1246 Queries a handle to determine if it supports a specified protocol.\r
1247\r
d3d92557
FT
1248 @param[in] Handle The handle being queried.\r
1249 @param[in] Protocol The published unique identifier of the protocol.\r
1250 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1251 Interface is returned.\r
e0c047a0 1252\r
959ccb23 1253 @retval EFI_SUCCESS The interface information for the specified protocol was returned.\r
1254 @retval EFI_UNSUPPORTED The device does not support the specified protocol.\r
18bd7e85 1255 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
e0c047a0 1256 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1257 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
959ccb23 1258\r
1259**/\r
1260typedef\r
1261EFI_STATUS\r
8b13229b 1262(EFIAPI *EFI_HANDLE_PROTOCOL)(\r
959ccb23 1263 IN EFI_HANDLE Handle,\r
1264 IN EFI_GUID *Protocol,\r
1265 OUT VOID **Interface\r
1266 );\r
1267\r
1268#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001\r
1269#define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002\r
1270#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004\r
1271#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008\r
1272#define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010\r
1273#define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020\r
1274\r
1275/**\r
1276 Queries a handle to determine if it supports a specified protocol. If the protocol is supported by the\r
1277 handle, it opens the protocol on behalf of the calling agent.\r
1278\r
d3d92557
FT
1279 @param[in] Handle The handle for the protocol interface that is being opened.\r
1280 @param[in] Protocol The published unique identifier of the protocol.\r
1281 @param[out] Interface Supplies the address where a pointer to the corresponding Protocol\r
959ccb23 1282 Interface is returned.\r
d3d92557 1283 @param[in] AgentHandle The handle of the agent that is opening the protocol interface\r
959ccb23 1284 specified by Protocol and Interface.\r
d3d92557 1285 @param[in] ControllerHandle If the agent that is opening a protocol is a driver that follows the\r
959ccb23 1286 UEFI Driver Model, then this parameter is the controller handle\r
1287 that requires the protocol interface. If the agent does not follow\r
1288 the UEFI Driver Model, then this parameter is optional and may\r
1289 be NULL.\r
d3d92557 1290 @param[in] Attributes The open mode of the protocol interface specified by Handle\r
959ccb23 1291 and Protocol.\r
1292\r
1293 @retval EFI_SUCCESS An item was added to the open list for the protocol interface, and the\r
1294 protocol interface was returned in Interface.\r
1295 @retval EFI_UNSUPPORTED Handle does not support Protocol.\r
1296 @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
1297 @retval EFI_ACCESS_DENIED Required attributes can't be supported in current environment.\r
1298 @retval EFI_ALREADY_STARTED Item on the open list already has requierd attributes whose agent\r
1299 handle is the same as AgentHandle.\r
1300\r
1301**/\r
1302typedef\r
1303EFI_STATUS\r
8b13229b 1304(EFIAPI *EFI_OPEN_PROTOCOL)(\r
959ccb23 1305 IN EFI_HANDLE Handle,\r
1306 IN EFI_GUID *Protocol,\r
e0c047a0 1307 OUT VOID **Interface, OPTIONAL\r
959ccb23 1308 IN EFI_HANDLE AgentHandle,\r
e0c047a0 1309 IN EFI_HANDLE ControllerHandle,\r
959ccb23 1310 IN UINT32 Attributes\r
1311 );\r
1312\r
1313\r
1314/**\r
1315 Closes a protocol on a handle that was opened using OpenProtocol().\r
1316\r
d3d92557 1317 @param[in] Handle The handle for the protocol interface that was previously opened\r
959ccb23 1318 with OpenProtocol(), and is now being closed.\r
d3d92557
FT
1319 @param[in] Protocol The published unique identifier of the protocol.\r
1320 @param[in] AgentHandle The handle of the agent that is closing the protocol interface.\r
1321 @param[in] ControllerHandle If the agent that opened a protocol is a driver that follows the\r
959ccb23 1322 UEFI Driver Model, then this parameter is the controller handle\r
1323 that required the protocol interface.\r
1324\r
1325 @retval EFI_SUCCESS The protocol instance was closed.\r
d9de7921
RN
1326 @retval EFI_INVALID_PARAMETER 1) Handle is NULL.\r
1327 2) AgentHandle is NULL.\r
e0c047a0 1328 3) ControllerHandle is not NULL and ControllerHandle is not a valid EFI_HANDLE.\r
1329 4) Protocol is NULL.\r
959ccb23 1330 @retval EFI_NOT_FOUND 1) Handle does not support the protocol specified by Protocol.\r
1331 2) The protocol interface specified by Handle and Protocol is not\r
1332 currently open by AgentHandle and ControllerHandle.\r
1333\r
1334**/\r
1335typedef\r
1336EFI_STATUS\r
8b13229b 1337(EFIAPI *EFI_CLOSE_PROTOCOL)(\r
959ccb23 1338 IN EFI_HANDLE Handle,\r
1339 IN EFI_GUID *Protocol,\r
1340 IN EFI_HANDLE AgentHandle,\r
1341 IN EFI_HANDLE ControllerHandle\r
1342 );\r
1343\r
2a3f6a21 1344///\r
1345/// EFI Oprn Protocol Information Entry\r
1346///\r
959ccb23 1347typedef struct {\r
1348 EFI_HANDLE AgentHandle;\r
1349 EFI_HANDLE ControllerHandle;\r
1350 UINT32 Attributes;\r
1351 UINT32 OpenCount;\r
1352} EFI_OPEN_PROTOCOL_INFORMATION_ENTRY;\r
1353\r
1354/**\r
1355 Retrieves the list of agents that currently have a protocol interface opened.\r
1356\r
d3d92557
FT
1357 @param[in] Handle The handle for the protocol interface that is being queried.\r
1358 @param[in] Protocol The published unique identifier of the protocol.\r
1359 @param[out] EntryBuffer A pointer to a buffer of open protocol information in the form of\r
959ccb23 1360 EFI_OPEN_PROTOCOL_INFORMATION_ENTRY structures.\r
d3d92557 1361 @param[out] EntryCount A pointer to the number of entries in EntryBuffer.\r
959ccb23 1362\r
1363 @retval EFI_SUCCESS The open protocol information was returned in EntryBuffer, and the\r
1364 number of entries was returned EntryCount.\r
1365 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to allocate EntryBuffer.\r
1366 @retval EFI_NOT_FOUND Handle does not support the protocol specified by Protocol.\r
1367\r
1368**/\r
1369typedef\r
1370EFI_STATUS\r
8b13229b 1371(EFIAPI *EFI_OPEN_PROTOCOL_INFORMATION)(\r
959ccb23 1372 IN EFI_HANDLE Handle,\r
1373 IN EFI_GUID *Protocol,\r
e0c047a0 1374 OUT EFI_OPEN_PROTOCOL_INFORMATION_ENTRY **EntryBuffer,\r
959ccb23 1375 OUT UINTN *EntryCount\r
1376 );\r
1377\r
1378/**\r
1379 Retrieves the list of protocol interface GUIDs that are installed on a handle in a buffer allocated\r
1380 from pool.\r
1381\r
d3d92557
FT
1382 @param[in] Handle The handle from which to retrieve the list of protocol interface\r
1383 GUIDs.\r
1384 @param[out] ProtocolBuffer A pointer to the list of protocol interface GUID pointers that are\r
1385 installed on Handle.\r
1386 @param[out] ProtocolBufferCount A pointer to the number of GUID pointers present in\r
1387 ProtocolBuffer.\r
959ccb23 1388\r
1389 @retval EFI_SUCCESS The list of protocol interface GUIDs installed on Handle was returned in\r
1390 ProtocolBuffer. The number of protocol interface GUIDs was\r
1391 returned in ProtocolBufferCount.\r
1392 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the results.\r
e0c047a0 1393 @retval EFI_INVALID_PARAMETER Handle is NULL.\r
1394 @retval EFI_INVALID_PARAMETER Handle is not a valid EFI_HANDLE.\r
1395 @retval EFI_INVALID_PARAMETER ProtocolBuffer is NULL.\r
1396 @retval EFI_INVALID_PARAMETER ProtocolBufferCount is NULL.\r
959ccb23 1397\r
1398**/\r
1399typedef\r
1400EFI_STATUS\r
8b13229b 1401(EFIAPI *EFI_PROTOCOLS_PER_HANDLE)(\r
959ccb23 1402 IN EFI_HANDLE Handle,\r
1403 OUT EFI_GUID ***ProtocolBuffer,\r
1404 OUT UINTN *ProtocolBufferCount\r
1405 );\r
1406\r
1407/**\r
1408 Creates an event that is to be signaled whenever an interface is installed for a specified protocol.\r
1409\r
d3d92557
FT
1410 @param[in] Protocol The numeric ID of the protocol for which the event is to be registered.\r
1411 @param[in] Event Event that is to be signaled whenever a protocol interface is registered\r
959ccb23 1412 for Protocol.\r
d3d92557 1413 @param[out] Registration A pointer to a memory location to receive the registration value.\r
959ccb23 1414\r
1415 @retval EFI_SUCCESS The notification event has been registered.\r
1416 @retval EFI_OUT_OF_RESOURCES Space for the notification event could not be allocated.\r
e0c047a0 1417 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1418 @retval EFI_INVALID_PARAMETER Event is NULL.\r
1419 @retval EFI_INVALID_PARAMETER Registration is NULL.\r
959ccb23 1420\r
1421**/\r
1422typedef\r
1423EFI_STATUS\r
8b13229b 1424(EFIAPI *EFI_REGISTER_PROTOCOL_NOTIFY)(\r
959ccb23 1425 IN EFI_GUID *Protocol,\r
1426 IN EFI_EVENT Event,\r
1427 OUT VOID **Registration\r
1428 );\r
1429\r
2a3f6a21 1430///\r
1431/// Enumeration of EFI Locate Search Types\r
1432///\r
959ccb23 1433typedef enum {\r
2a3f6a21 1434 ///\r
1435 /// Retrieve all the handles in the handle database.\r
1436 ///\r
959ccb23 1437 AllHandles,\r
2a3f6a21 1438 ///\r
1439 /// Retrieve the next handle fron a RegisterProtocolNotify() event.\r
1440 ///\r
959ccb23 1441 ByRegisterNotify,\r
2a3f6a21 1442 ///\r
1443 /// Retrieve the set of handles from the handle database that support a \r
1444 /// specified protocol.\r
1445 ///\r
959ccb23 1446 ByProtocol\r
1447} EFI_LOCATE_SEARCH_TYPE;\r
1448\r
1449/**\r
1450 Returns an array of handles that support a specified protocol.\r
1451\r
d3d92557
FT
1452 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1453 @param[in] Protocol Specifies the protocol to search by.\r
1454 @param[in] SearchKey Specifies the search key.\r
1455 @param[in, out] BufferSize On input, the size in bytes of Buffer. On output, the size in bytes of\r
959ccb23 1456 the array returned in Buffer (if the buffer was large enough) or the\r
1457 size, in bytes, of the buffer needed to obtain the array (if the buffer was\r
1458 not large enough).\r
d3d92557 1459 @param[out] Buffer The buffer in which the array is returned.\r
959ccb23 1460\r
1461 @retval EFI_SUCCESS The array of handles was returned.\r
1462 @retval EFI_NOT_FOUND No handles match the search.\r
1463 @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small for the result.\r
e0c047a0 1464 @retval EFI_INVALID_PARAMETER SearchType is not a member of EFI_LOCATE_SEARCH_TYPE.\r
1465 @retval EFI_INVALID_PARAMETER SearchType is ByRegisterNotify and SearchKey is NULL.\r
1466 @retval EFI_INVALID_PARAMETER SearchType is ByProtocol and Protocol is NULL.\r
1467 @retval EFI_INVALID_PARAMETER One or more matches are found and BufferSize is NULL.\r
1468 @retval EFI_INVALID_PARAMETER BufferSize is large enough for the result and Buffer is NULL.\r
959ccb23 1469\r
1470**/\r
1471typedef\r
1472EFI_STATUS\r
8b13229b 1473(EFIAPI *EFI_LOCATE_HANDLE)(\r
959ccb23 1474 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1475 IN EFI_GUID *Protocol, OPTIONAL\r
1476 IN VOID *SearchKey, OPTIONAL\r
1477 IN OUT UINTN *BufferSize,\r
1478 OUT EFI_HANDLE *Buffer\r
1479 );\r
1480\r
1481/**\r
1482 Locates the handle to a device on the device path that supports the specified protocol.\r
1483\r
d3d92557
FT
1484 @param[in] Protocol Specifies the protocol to search for.\r
1485 @param[in, out] DevicePath On input, a pointer to a pointer to the device path. On output, the device\r
959ccb23 1486 path pointer is modified to point to the remaining part of the device\r
1487 path.\r
d3d92557 1488 @param[out] Device A pointer to the returned device handle.\r
959ccb23 1489\r
1490 @retval EFI_SUCCESS The resulting handle was returned.\r
1491 @retval EFI_NOT_FOUND No handles match the search.\r
e0c047a0 1492 @retval EFI_INVALID_PARAMETER Protocol is NULL.\r
1493 @retval EFI_INVALID_PARAMETER DevicePath is NULL.\r
1494 @retval EFI_INVALID_PARAMETER A handle matched the search and Device is NULL.\r
959ccb23 1495\r
1496**/\r
1497typedef\r
1498EFI_STATUS\r
8b13229b 1499(EFIAPI *EFI_LOCATE_DEVICE_PATH)(\r
959ccb23 1500 IN EFI_GUID *Protocol,\r
1501 IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath,\r
1502 OUT EFI_HANDLE *Device\r
1503 );\r
1504\r
1505/**\r
1506 Adds, updates, or removes a configuration table entry from the EFI System Table.\r
1507\r
d3d92557
FT
1508 @param[in] Guid A pointer to the GUID for the entry to add, update, or remove.\r
1509 @param[in] Table A pointer to the configuration table for the entry to add, update, or\r
959ccb23 1510 remove. May be NULL.\r
1511\r
1512 @retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.\r
1513 @retval EFI_NOT_FOUND An attempt was made to delete a nonexistent entry.\r
bfe0572b 1514 @retval EFI_INVALID_PARAMETER Guid is NULL.\r
959ccb23 1515 @retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.\r
1516\r
1517**/\r
1518typedef\r
1519EFI_STATUS\r
8b13229b 1520(EFIAPI *EFI_INSTALL_CONFIGURATION_TABLE)(\r
959ccb23 1521 IN EFI_GUID *Guid,\r
1522 IN VOID *Table\r
1523 );\r
1524\r
959ccb23 1525/**\r
1526 Returns an array of handles that support the requested protocol in a buffer allocated from pool.\r
1527\r
d3d92557
FT
1528 @param[in] SearchType Specifies which handle(s) are to be returned.\r
1529 @param[in] Protocol Provides the protocol to search by.\r
e0c047a0 1530 This parameter is only valid for a SearchType of ByProtocol.\r
d3d92557
FT
1531 @param[in] SearchKey Supplies the search key depending on the SearchType.\r
1532 @param[in, out] NoHandles The number of handles returned in Buffer.\r
1533 @param[out] Buffer A pointer to the buffer to return the requested array of handles that\r
959ccb23 1534 support Protocol.\r
1535\r
1536 @retval EFI_SUCCESS The array of handles was returned in Buffer, and the number of\r
1537 handles in Buffer was returned in NoHandles.\r
1538 @retval EFI_NOT_FOUND No handles match the search.\r
1539 @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the matching results.\r
e0c047a0 1540 @retval EFI_INVALID_PARAMETER NoHandles is NULL.\r
1541 @retval EFI_INVALID_PARAMETER Buffer is NULL.\r
959ccb23 1542\r
1543**/\r
1544typedef\r
1545EFI_STATUS\r
8b13229b 1546(EFIAPI *EFI_LOCATE_HANDLE_BUFFER)(\r
959ccb23 1547 IN EFI_LOCATE_SEARCH_TYPE SearchType,\r
1548 IN EFI_GUID *Protocol, OPTIONAL\r
1549 IN VOID *SearchKey, OPTIONAL\r
1550 IN OUT UINTN *NoHandles,\r
1551 OUT EFI_HANDLE **Buffer\r
1552 );\r
1553\r
1554/**\r
1555 Returns the first protocol instance that matches the given protocol.\r
1556\r
d3d92557
FT
1557 @param[in] Protocol Provides the protocol to search for.\r
1558 @param[in] Registration Optional registration key returned from\r
959ccb23 1559 RegisterProtocolNotify().\r
d3d92557 1560 @param[out] Interface On return, a pointer to the first interface that matches Protocol and\r
959ccb23 1561 Registration.\r
1562\r
1563 @retval EFI_SUCCESS A protocol instance matching Protocol was found and returned in\r
1564 Interface.\r
1565 @retval EFI_NOT_FOUND No protocol instances were found that match Protocol and\r
1566 Registration.\r
1567 @retval EFI_INVALID_PARAMETER Interface is NULL.\r
1568\r
1569**/\r
1570typedef\r
1571EFI_STATUS\r
8b13229b 1572(EFIAPI *EFI_LOCATE_PROTOCOL)(\r
959ccb23 1573 IN EFI_GUID *Protocol,\r
1574 IN VOID *Registration, OPTIONAL\r
1575 OUT VOID **Interface\r
1576 );\r
1577\r
2a3f6a21 1578///\r
1579/// EFI Capsule Block Descriptor\r
1580///\r
959ccb23 1581typedef struct {\r
1bf79370
LG
1582 ///\r
1583 /// Length in bytes of the data pointed to by DataBlock/ContinuationPointer.\r
1584 ///\r
2a3f6a21 1585 UINT64 Length;\r
959ccb23 1586 union {\r
1bf79370
LG
1587 ///\r
1588 /// Physical address of the data block. This member of the union is\r
1589 /// used if Length is not equal to zero.\r
1590 ///\r
959ccb23 1591 EFI_PHYSICAL_ADDRESS DataBlock;\r
1bf79370
LG
1592 ///\r
1593 /// Physical address of another block of\r
1594 /// EFI_CAPSULE_BLOCK_DESCRIPTOR structures. This\r
1595 /// member of the union is used if Length is equal to zero. If\r
1596 /// ContinuationPointer is zero this entry represents the end of the list.\r
1597 ///\r
959ccb23 1598 EFI_PHYSICAL_ADDRESS ContinuationPointer;\r
1599 } Union;\r
45ad5569 1600} EFI_CAPSULE_BLOCK_DESCRIPTOR;\r
959ccb23 1601\r
2a3f6a21 1602///\r
af2dc6a7 1603/// EFI Capsule Header.\r
2a3f6a21 1604///\r
959ccb23 1605typedef struct {\r
1bf79370
LG
1606 ///\r
1607 /// A GUID that defines the contents of a capsule.\r
1608 ///\r
959ccb23 1609 EFI_GUID CapsuleGuid;\r
1bf79370
LG
1610 ///\r
1611 /// The size of the capsule header. This may be larger than the size of\r
1612 /// the EFI_CAPSULE_HEADER since CapsuleGuid may imply\r
1613 /// extended header entries\r
1614 ///\r
959ccb23 1615 UINT32 HeaderSize;\r
1bf79370
LG
1616 ///\r
1617 /// Bit-mapped list describing the capsule attributes. The Flag values\r
f6d2bcc6 1618 /// of 0x0000 - 0xFFFF are defined by CapsuleGuid. Flag values\r
a0d58c21 1619 /// of 0x10000 - 0xFFFFFFFF are defined by this specification\r
1bf79370 1620 ///\r
959ccb23 1621 UINT32 Flags;\r
1bf79370
LG
1622 ///\r
1623 /// Size in bytes of the capsule.\r
1624 ///\r
959ccb23 1625 UINT32 CapsuleImageSize;\r
45ad5569 1626} EFI_CAPSULE_HEADER;\r
959ccb23 1627\r
1bf79370
LG
1628///\r
1629/// The EFI System Table entry must point to an array of capsules\r
1630/// that contain the same CapsuleGuid value. The array must be\r
1631/// prefixed by a UINT32 that represents the size of the array of capsules.\r
1632///\r
176a6bb3 1633typedef struct {\r
1bf79370
LG
1634 ///\r
1635 /// the size of the array of capsules.\r
1636 ///\r
176a6bb3 1637 UINT32 CapsuleArrayNumber;\r
1bf79370
LG
1638 ///\r
1639 /// Point to an array of capsules that contain the same CapsuleGuid value.\r
1640 ///\r
176a6bb3
LG
1641 VOID* CapsulePtr[1];\r
1642} EFI_CAPSULE_TABLE;\r
1643\r
959ccb23 1644#define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000\r
1645#define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000\r
eaa8a234 1646#define CAPSULE_FLAGS_INITIATE_RESET 0x00040000\r
959ccb23 1647\r
1648/**\r
1649 Passes capsules to the firmware with both virtual and physical mapping. Depending on the intended\r
1650 consumption, the firmware may process the capsule immediately. If the payload should persist\r
1651 across a system reset, the reset value returned from EFI_QueryCapsuleCapabilities must\r
1652 be passed into ResetSystem() and will cause the capsule to be processed by the firmware as\r
1653 part of the reset process.\r
1654\r
d3d92557
FT
1655 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1656 being passed into update capsule.\r
1657 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1658 CaspuleHeaderArray.\r
1659 @param[in] ScatterGatherList Physical pointer to a set of\r
1660 EFI_CAPSULE_BLOCK_DESCRIPTOR that describes the\r
1661 location in physical memory of a set of capsules.\r
959ccb23 1662\r
1663 @retval EFI_SUCCESS Valid capsule was passed. If\r
1664 CAPSULE_FLAGS_PERSIT_ACROSS_RESET is not set, the\r
1665 capsule has been successfully processed by the firmware.\r
eaa8a234 1666 @retval EFI_INVALID_PARAMETER CapsuleSize is NULL, or an incompatible set of flags were\r
1667 set in the capsule header.\r
a0d58c21 1668 @retval EFI_INVALID_PARAMETER CapsuleCount is 0.\r
959ccb23 1669 @retval EFI_DEVICE_ERROR The capsule update was started, but failed due to a device error.\r
e0c047a0 1670 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform.\r
efdabc6c
LG
1671 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule \r
1672 is compatible with this platform but is not capable of being submitted or processed \r
1673 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
1674 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates \r
1675 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1676\r
1677**/\r
1678typedef\r
1679EFI_STATUS\r
8b13229b 1680(EFIAPI *EFI_UPDATE_CAPSULE)(\r
531febc2 1681 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1682 IN UINTN CapsuleCount,\r
1683 IN EFI_PHYSICAL_ADDRESS ScatterGatherList OPTIONAL\r
1684 );\r
1685\r
1686/**\r
1687 Returns if the capsule can be supported via UpdateCapsule().\r
1688\r
d3d92557
FT
1689 @param[in] CapsuleHeaderArray Virtual pointer to an array of virtual pointers to the capsules\r
1690 being passed into update capsule.\r
1691 @param[in] CapsuleCount Number of pointers to EFI_CAPSULE_HEADER in\r
1692 CaspuleHeaderArray.\r
1693 @param[out] MaxiumCapsuleSize On output the maximum size that UpdateCapsule() can\r
1694 support as an argument to UpdateCapsule() via\r
1695 CapsuleHeaderArray and ScatterGatherList.\r
1696 @param[out] ResetType Returns the type of reset required for the capsule update.\r
959ccb23 1697\r
1698 @retval EFI_SUCCESS Valid answer returned.\r
1699 @retval EFI_UNSUPPORTED The capsule type is not supported on this platform, and\r
1700 MaximumCapsuleSize and ResetType are undefined.\r
1701 @retval EFI_INVALID_PARAMETER MaximumCapsuleSize is NULL.\r
efdabc6c
LG
1702 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has been previously called this error indicates the capsule \r
1703 is compatible with this platform but is not capable of being submitted or processed \r
1704 in runtime. The caller may resubmit the capsule prior to ExitBootServices().\r
1705 @retval EFI_OUT_OF_RESOURCES When ExitBootServices() has not been previously called then this error indicates \r
1706 the capsule is compatible with this platform but there are insufficient resources to process.\r
959ccb23 1707\r
1708**/\r
1709typedef\r
1710EFI_STATUS\r
8b13229b 1711(EFIAPI *EFI_QUERY_CAPSULE_CAPABILITIES)(\r
531febc2 1712 IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
959ccb23 1713 IN UINTN CapsuleCount,\r
1714 OUT UINT64 *MaximumCapsuleSize,\r
1715 OUT EFI_RESET_TYPE *ResetType\r
1716 );\r
1717\r
1718/**\r
1719 Returns information about the EFI variables.\r
1720\r
d3d92557
FT
1721 @param[in] Attributes Attributes bitmask to specify the type of variables on\r
1722 which to return information.\r
1723 @param[out] MaximumVariableStorageSize On output the maximum size of the storage space\r
1724 available for the EFI variables associated with the\r
1725 attributes specified.\r
1726 @param[out] RemainingVariableStorageSize Returns the remaining size of the storage space\r
1727 available for the EFI variables associated with the\r
1728 attributes specified.\r
1729 @param[out] MaximumVariableSize Returns the maximum size of the individual EFI\r
1730 variables associated with the attributes specified.\r
959ccb23 1731\r
1732 @retval EFI_SUCCESS Valid answer returned.\r
1733 @retval EFI_INVALID_PARAMETER An invalid combination of attribute bits was supplied\r
1734 @retval EFI_UNSUPPORTED The attribute is not supported on this platform, and the\r
1735 MaximumVariableStorageSize,\r
1736 RemainingVariableStorageSize, MaximumVariableSize\r
1737 are undefined.\r
1738\r
1739**/\r
1740typedef\r
1741EFI_STATUS\r
8b13229b 1742(EFIAPI *EFI_QUERY_VARIABLE_INFO)(\r
959ccb23 1743 IN UINT32 Attributes,\r
1744 OUT UINT64 *MaximumVariableStorageSize,\r
1745 OUT UINT64 *RemainingVariableStorageSize,\r
1746 OUT UINT64 *MaximumVariableSize\r
1747 );\r
1748\r
b5eb03cf 1749//\r
1750// Firmware should stop at a firmware user interface on next boot\r
1751//\r
566771b0 1752#define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001\r
1753#define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION 0x0000000000000002\r
1754#define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED 0x0000000000000004\r
1755#define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED 0x0000000000000008\r
1756#define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED 0x0000000000000010\r
83952535 1757#define EFI_OS_INDICATIONS_START_PLATFORM_RECOVERY 0x0000000000000040\r
959ccb23 1758\r
1759//\r
1760// EFI Runtime Services Table\r
1761//\r
07636730 1762#define EFI_SYSTEM_TABLE_SIGNATURE SIGNATURE_64 ('I','B','I',' ','S','Y','S','T')\r
ed5e386a 1763#define EFI_2_60_SYSTEM_TABLE_REVISION ((2 << 16) | (60))\r
b2e1b498 1764#define EFI_2_50_SYSTEM_TABLE_REVISION ((2 << 16) | (50))\r
b4319afb 1765#define EFI_2_40_SYSTEM_TABLE_REVISION ((2 << 16) | (40))\r
aee17e89 1766#define EFI_2_31_SYSTEM_TABLE_REVISION ((2 << 16) | (31))\r
add9c350 1767#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))\r
1768#define EFI_2_20_SYSTEM_TABLE_REVISION ((2 << 16) | (20))\r
2a3f6a21 1769#define EFI_2_10_SYSTEM_TABLE_REVISION ((2 << 16) | (10))\r
1770#define EFI_2_00_SYSTEM_TABLE_REVISION ((2 << 16) | (00))\r
1771#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))\r
1772#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))\r
ed5e386a 1773#define EFI_SYSTEM_TABLE_REVISION EFI_2_60_SYSTEM_TABLE_REVISION\r
78322c85 1774#define EFI_SPECIFICATION_VERSION EFI_SYSTEM_TABLE_REVISION\r
2a3f6a21 1775\r
07636730 1776#define EFI_RUNTIME_SERVICES_SIGNATURE SIGNATURE_64 ('R','U','N','T','S','E','R','V')\r
78322c85 1777#define EFI_RUNTIME_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1778\r
e0c047a0 1779///\r
af2dc6a7 1780/// EFI Runtime Services Table.\r
e0c047a0 1781///\r
959ccb23 1782typedef struct {\r
e0c047a0 1783 ///\r
1784 /// The table header for the EFI Runtime Services Table.\r
1785 ///\r
c9a0a0fc 1786 EFI_TABLE_HEADER Hdr;\r
00edb218
A
1787\r
1788 //\r
1789 // Time Services\r
1790 //\r
1791 EFI_GET_TIME GetTime;\r
1792 EFI_SET_TIME SetTime;\r
1793 EFI_GET_WAKEUP_TIME GetWakeupTime;\r
1794 EFI_SET_WAKEUP_TIME SetWakeupTime;\r
1795\r
1796 //\r
1797 // Virtual Memory Services\r
1798 //\r
1799 EFI_SET_VIRTUAL_ADDRESS_MAP SetVirtualAddressMap;\r
1800 EFI_CONVERT_POINTER ConvertPointer;\r
1801\r
1802 //\r
1803 // Variable Services\r
1804 //\r
1805 EFI_GET_VARIABLE GetVariable;\r
1806 EFI_GET_NEXT_VARIABLE_NAME GetNextVariableName;\r
1807 EFI_SET_VARIABLE SetVariable;\r
1808\r
1809 //\r
1810 // Miscellaneous Services\r
1811 //\r
1812 EFI_GET_NEXT_HIGH_MONO_COUNT GetNextHighMonotonicCount;\r
1813 EFI_RESET_SYSTEM ResetSystem;\r
1814\r
1815 //\r
1816 // UEFI 2.0 Capsule Services\r
1817 //\r
1818 EFI_UPDATE_CAPSULE UpdateCapsule;\r
1819 EFI_QUERY_CAPSULE_CAPABILITIES QueryCapsuleCapabilities;\r
1820\r
1821 //\r
1822 // Miscellaneous UEFI 2.0 Service\r
1823 //\r
1824 EFI_QUERY_VARIABLE_INFO QueryVariableInfo;\r
959ccb23 1825} EFI_RUNTIME_SERVICES;\r
1826\r
1827\r
07636730 1828#define EFI_BOOT_SERVICES_SIGNATURE SIGNATURE_64 ('B','O','O','T','S','E','R','V')\r
78322c85 1829#define EFI_BOOT_SERVICES_REVISION EFI_SPECIFICATION_VERSION\r
959ccb23 1830\r
e0c047a0 1831///\r
af2dc6a7 1832/// EFI Boot Services Table.\r
e0c047a0 1833///\r
959ccb23 1834typedef struct {\r
e0c047a0 1835 ///\r
1836 /// The table header for the EFI Boot Services Table.\r
1837 ///\r
c9a0a0fc 1838 EFI_TABLE_HEADER Hdr;\r
d0c64728 1839\r
00edb218
A
1840 //\r
1841 // Task Priority Services\r
1842 //\r
1843 EFI_RAISE_TPL RaiseTPL;\r
1844 EFI_RESTORE_TPL RestoreTPL;\r
1845\r
1846 //\r
1847 // Memory Services\r
1848 //\r
1849 EFI_ALLOCATE_PAGES AllocatePages;\r
1850 EFI_FREE_PAGES FreePages;\r
1851 EFI_GET_MEMORY_MAP GetMemoryMap;\r
1852 EFI_ALLOCATE_POOL AllocatePool;\r
1853 EFI_FREE_POOL FreePool;\r
1854\r
1855 //\r
1856 // Event & Timer Services\r
1857 //\r
1858 EFI_CREATE_EVENT CreateEvent;\r
1859 EFI_SET_TIMER SetTimer;\r
1860 EFI_WAIT_FOR_EVENT WaitForEvent;\r
1861 EFI_SIGNAL_EVENT SignalEvent;\r
1862 EFI_CLOSE_EVENT CloseEvent;\r
1863 EFI_CHECK_EVENT CheckEvent;\r
1864\r
1865 //\r
1866 // Protocol Handler Services\r
1867 //\r
1868 EFI_INSTALL_PROTOCOL_INTERFACE InstallProtocolInterface;\r
1869 EFI_REINSTALL_PROTOCOL_INTERFACE ReinstallProtocolInterface;\r
1870 EFI_UNINSTALL_PROTOCOL_INTERFACE UninstallProtocolInterface;\r
1871 EFI_HANDLE_PROTOCOL HandleProtocol;\r
1872 VOID *Reserved;\r
1873 EFI_REGISTER_PROTOCOL_NOTIFY RegisterProtocolNotify;\r
1874 EFI_LOCATE_HANDLE LocateHandle;\r
1875 EFI_LOCATE_DEVICE_PATH LocateDevicePath;\r
1876 EFI_INSTALL_CONFIGURATION_TABLE InstallConfigurationTable;\r
1877\r
1878 //\r
1879 // Image Services\r
1880 //\r
1881 EFI_IMAGE_LOAD LoadImage;\r
1882 EFI_IMAGE_START StartImage;\r
1883 EFI_EXIT Exit;\r
1884 EFI_IMAGE_UNLOAD UnloadImage;\r
1885 EFI_EXIT_BOOT_SERVICES ExitBootServices;\r
1886\r
1887 //\r
1888 // Miscellaneous Services\r
1889 //\r
1890 EFI_GET_NEXT_MONOTONIC_COUNT GetNextMonotonicCount;\r
1891 EFI_STALL Stall;\r
1892 EFI_SET_WATCHDOG_TIMER SetWatchdogTimer;\r
1893\r
1894 //\r
1895 // DriverSupport Services\r
1896 //\r
1897 EFI_CONNECT_CONTROLLER ConnectController;\r
1898 EFI_DISCONNECT_CONTROLLER DisconnectController;\r
1899\r
1900 //\r
1901 // Open and Close Protocol Services\r
1902 //\r
1903 EFI_OPEN_PROTOCOL OpenProtocol;\r
1904 EFI_CLOSE_PROTOCOL CloseProtocol;\r
1905 EFI_OPEN_PROTOCOL_INFORMATION OpenProtocolInformation;\r
1906\r
1907 //\r
1908 // Library Services\r
1909 //\r
1910 EFI_PROTOCOLS_PER_HANDLE ProtocolsPerHandle;\r
1911 EFI_LOCATE_HANDLE_BUFFER LocateHandleBuffer;\r
1912 EFI_LOCATE_PROTOCOL LocateProtocol;\r
1913 EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES InstallMultipleProtocolInterfaces;\r
1914 EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES UninstallMultipleProtocolInterfaces;\r
1915\r
1916 //\r
1917 // 32-bit CRC Services\r
1918 //\r
1919 EFI_CALCULATE_CRC32 CalculateCrc32;\r
1920\r
1921 //\r
1922 // Miscellaneous Services\r
1923 //\r
1924 EFI_COPY_MEM CopyMem;\r
1925 EFI_SET_MEM SetMem;\r
00edb218 1926 EFI_CREATE_EVENT_EX CreateEventEx;\r
959ccb23 1927} EFI_BOOT_SERVICES;\r
1928\r
e0c047a0 1929///\r
1930/// Contains a set of GUID/pointer pairs comprised of the ConfigurationTable field in the\r
1931/// EFI System Table.\r
1932///\r
2a3f6a21 1933typedef struct {\r
e0c047a0 1934 ///\r
1935 /// The 128-bit GUID value that uniquely identifies the system configuration table.\r
1936 ///\r
00edb218 1937 EFI_GUID VendorGuid;\r
e0c047a0 1938 ///\r
1939 /// A pointer to the table associated with VendorGuid.\r
1940 ///\r
00edb218 1941 VOID *VendorTable;\r
959ccb23 1942} EFI_CONFIGURATION_TABLE;\r
1943\r
e0c047a0 1944///\r
1945/// EFI System Table\r
1946///\r
2a3f6a21 1947typedef struct {\r
e0c047a0 1948 ///\r
1949 /// The table header for the EFI System Table.\r
1950 ///\r
c9a0a0fc 1951 EFI_TABLE_HEADER Hdr;\r
e0c047a0 1952 ///\r
fbf926ad 1953 /// A pointer to a null terminated string that identifies the vendor\r
1954 /// that produces the system firmware for the platform.\r
e0c047a0 1955 ///\r
00edb218 1956 CHAR16 *FirmwareVendor;\r
e0c047a0 1957 ///\r
1958 /// A firmware vendor specific value that identifies the revision\r
1959 /// of the system firmware for the platform.\r
1960 ///\r
00edb218 1961 UINT32 FirmwareRevision;\r
e0c047a0 1962 ///\r
eaf75bf4 1963 /// The handle for the active console input device. This handle must support\r
1964 /// EFI_SIMPLE_TEXT_INPUT_PROTOCOL and EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.\r
e0c047a0 1965 ///\r
00edb218 1966 EFI_HANDLE ConsoleInHandle;\r
e0c047a0 1967 ///\r
11ca63ec 1968 /// A pointer to the EFI_SIMPLE_TEXT_INPUT_PROTOCOL interface that is\r
e0c047a0 1969 /// associated with ConsoleInHandle.\r
1970 ///\r
00edb218 1971 EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ConIn;\r
e0c047a0 1972 ///\r
1973 /// The handle for the active console output device.\r
1974 ///\r
00edb218 1975 EFI_HANDLE ConsoleOutHandle;\r
e0c047a0 1976 ///\r
11ca63ec 1977 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 1978 /// that is associated with ConsoleOutHandle.\r
1979 ///\r
00edb218 1980 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;\r
e0c047a0 1981 ///\r
1982 /// The handle for the active standard error console device.\r
eaf75bf4 1983 /// This handle must support the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.\r
e0c047a0 1984 ///\r
00edb218 1985 EFI_HANDLE StandardErrorHandle;\r
e0c047a0 1986 ///\r
11ca63ec 1987 /// A pointer to the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL interface\r
e0c047a0 1988 /// that is associated with StandardErrorHandle.\r
1989 ///\r
00edb218 1990 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *StdErr;\r
e0c047a0 1991 ///\r
1992 /// A pointer to the EFI Runtime Services Table.\r
1993 ///\r
00edb218 1994 EFI_RUNTIME_SERVICES *RuntimeServices;\r
e0c047a0 1995 ///\r
1996 /// A pointer to the EFI Boot Services Table.\r
1997 ///\r
00edb218 1998 EFI_BOOT_SERVICES *BootServices;\r
e0c047a0 1999 ///\r
2000 /// The number of system configuration tables in the buffer ConfigurationTable.\r
2001 ///\r
00edb218 2002 UINTN NumberOfTableEntries;\r
e0c047a0 2003 ///\r
2004 /// A pointer to the system configuration tables.\r
2005 /// The number of entries in the table is NumberOfTableEntries.\r
2006 ///\r
00edb218 2007 EFI_CONFIGURATION_TABLE *ConfigurationTable;\r
2a3f6a21 2008} EFI_SYSTEM_TABLE;\r
2009\r
2010/**\r
2011 This is the declaration of an EFI image entry point. This entry point is\r
2012 the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including\r
2013 both device drivers and bus drivers.\r
2014\r
d3d92557
FT
2015 @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r
2016 @param[in] SystemTable A pointer to the EFI System Table.\r
2a3f6a21 2017\r
2018 @retval EFI_SUCCESS The operation completed successfully.\r
af2dc6a7 2019 @retval Others An unexpected error occurred.\r
2a3f6a21 2020**/\r
2021typedef\r
2022EFI_STATUS\r
2023(EFIAPI *EFI_IMAGE_ENTRY_POINT)(\r
2024 IN EFI_HANDLE ImageHandle,\r
2025 IN EFI_SYSTEM_TABLE *SystemTable\r
2026 );\r
959ccb23 2027\r
faa32beb
RN
2028//\r
2029// EFI Load Option. This data structure describes format of UEFI boot option variables.\r
2030//\r
2031// NOTE: EFI Load Option is a byte packed buffer of variable length fields.\r
2032// The first two fields have fixed length. They are declared as members of the\r
2033// EFI_LOAD_OPTION structure. All the other fields are variable length fields.\r
2034// They are listed in the comment block below for reference purposes.\r
2035//\r
2036#pragma pack(1)\r
2037typedef struct _EFI_LOAD_OPTION {\r
2038 ///\r
2039 /// The attributes for this load option entry. All unused bits must be zero\r
2040 /// and are reserved by the UEFI specification for future growth.\r
2041 ///\r
2042 UINT32 Attributes;\r
2043 ///\r
2044 /// Length in bytes of the FilePathList. OptionalData starts at offset\r
2045 /// sizeof(UINT32) + sizeof(UINT16) + StrSize(Description) + FilePathListLength\r
2046 /// of the EFI_LOAD_OPTION descriptor.\r
2047 ///\r
2048 UINT16 FilePathListLength;\r
2049 ///\r
2050 /// The user readable description for the load option.\r
2051 /// This field ends with a Null character.\r
2052 ///\r
2053 // CHAR16 Description[];\r
2054 ///\r
2055 /// A packed array of UEFI device paths. The first element of the array is a\r
2056 /// device path that describes the device and location of the Image for this\r
2057 /// load option. The FilePathList[0] is specific to the device type. Other\r
2058 /// device paths may optionally exist in the FilePathList, but their usage is\r
2059 /// OSV specific. Each element in the array is variable length, and ends at\r
2060 /// the device path end structure. Because the size of Description is\r
2061 /// arbitrary, this data structure is not guaranteed to be aligned on a\r
2062 /// natural boundary. This data structure may have to be copied to an aligned\r
2063 /// natural boundary before it is used.\r
2064 ///\r
2065 // EFI_DEVICE_PATH_PROTOCOL FilePathList[];\r
2066 ///\r
2067 /// The remaining bytes in the load option descriptor are a binary data buffer\r
2068 /// that is passed to the loaded image. If the field is zero bytes long, a\r
2069 /// NULL pointer is passed to the loaded image. The number of bytes in\r
2070 /// OptionalData can be computed by subtracting the starting offset of\r
2071 /// OptionalData from total size in bytes of the EFI_LOAD_OPTION.\r
2072 ///\r
2073 // UINT8 OptionalData[];\r
2074} EFI_LOAD_OPTION;\r
2075#pragma pack()\r
2076\r
95cba3ee
A
2077//\r
2078// EFI Load Options Attributes\r
2079//\r
573b8a86
RN
2080#define LOAD_OPTION_ACTIVE 0x00000001\r
2081#define LOAD_OPTION_FORCE_RECONNECT 0x00000002\r
2082#define LOAD_OPTION_HIDDEN 0x00000008\r
2083#define LOAD_OPTION_CATEGORY 0x00001F00\r
2084\r
2085#define LOAD_OPTION_CATEGORY_BOOT 0x00000000\r
2086#define LOAD_OPTION_CATEGORY_APP 0x00000100\r
2087\r
2088#define EFI_BOOT_OPTION_SUPPORT_KEY 0x00000001\r
2089#define EFI_BOOT_OPTION_SUPPORT_APP 0x00000002\r
2090#define EFI_BOOT_OPTION_SUPPORT_SYSPREP 0x00000010\r
2091#define EFI_BOOT_OPTION_SUPPORT_COUNT 0x00000300\r
95cba3ee 2092\r
2a3f6a21 2093///\r
2094/// EFI Boot Key Data\r
2095///\r
d4468cdf
RN
2096typedef union {\r
2097 struct {\r
2098 ///\r
2099 /// Indicates the revision of the EFI_KEY_OPTION structure. This revision level should be 0.\r
2100 ///\r
2101 UINT32 Revision : 8;\r
2102 ///\r
2103 /// Either the left or right Shift keys must be pressed (1) or must not be pressed (0).\r
2104 ///\r
2105 UINT32 ShiftPressed : 1;\r
2106 ///\r
2107 /// Either the left or right Control keys must be pressed (1) or must not be pressed (0).\r
2108 ///\r
2109 UINT32 ControlPressed : 1;\r
2110 ///\r
2111 /// Either the left or right Alt keys must be pressed (1) or must not be pressed (0).\r
2112 ///\r
2113 UINT32 AltPressed : 1;\r
2114 ///\r
2115 /// Either the left or right Logo keys must be pressed (1) or must not be pressed (0).\r
2116 ///\r
2117 UINT32 LogoPressed : 1;\r
2118 ///\r
2119 /// The Menu key must be pressed (1) or must not be pressed (0).\r
2120 ///\r
2121 UINT32 MenuPressed : 1;\r
2122 ///\r
2123 /// The SysReq key must be pressed (1) or must not be pressed (0).\r
2124 ///\r
2125 UINT32 SysReqPressed : 1;\r
2126 UINT32 Reserved : 16;\r
2127 ///\r
2128 /// Specifies the actual number of entries in EFI_KEY_OPTION.Keys, from 0-3. If\r
2129 /// zero, then only the shift state is considered. If more than one, then the boot option will\r
2130 /// only be launched if all of the specified keys are pressed with the same shift state.\r
2131 ///\r
2132 UINT32 InputKeyCount : 2;\r
2133 } Options;\r
2134 UINT32 PackedValue;\r
2135} EFI_BOOT_KEY_DATA;\r
95cba3ee 2136\r
2a3f6a21 2137///\r
af2dc6a7 2138/// EFI Key Option.\r
2a3f6a21 2139///\r
53cdd439 2140#pragma pack(1)\r
95cba3ee 2141typedef struct {\r
1bf79370
LG
2142 ///\r
2143 /// Specifies options about how the key will be processed.\r
2144 ///\r
2145 EFI_BOOT_KEY_DATA KeyData;\r
2146 ///\r
2147 /// The CRC-32 which should match the CRC-32 of the entire EFI_LOAD_OPTION to\r
2148 /// which BootOption refers. If the CRC-32s do not match this value, then this key\r
2149 /// option is ignored.\r
2150 ///\r
2a3f6a21 2151 UINT32 BootOptionCrc;\r
1bf79370
LG
2152 ///\r
2153 /// The Boot#### option which will be invoked if this key is pressed and the boot option\r
2154 /// is active (LOAD_OPTION_ACTIVE is set).\r
2155 ///\r
2a3f6a21 2156 UINT16 BootOption;\r
1bf79370
LG
2157 ///\r
2158 /// The key codes to compare against those returned by the\r
2159 /// EFI_SIMPLE_TEXT_INPUT and EFI_SIMPLE_TEXT_INPUT_EX protocols.\r
2160 /// The number of key codes (0-3) is specified by the EFI_KEY_CODE_COUNT field in KeyOptions.\r
2161 ///\r
2162 //EFI_INPUT_KEY Keys[];\r
95cba3ee 2163} EFI_KEY_OPTION;\r
53cdd439 2164#pragma pack()\r
95cba3ee 2165\r
959ccb23 2166//\r
2167// EFI File location to boot from on removable media devices\r
2168//\r
2169#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA32 L"\\EFI\\BOOT\\BOOTIA32.EFI"\r
2170#define EFI_REMOVABLE_MEDIA_FILE_NAME_IA64 L"\\EFI\\BOOT\\BOOTIA64.EFI"\r
2171#define EFI_REMOVABLE_MEDIA_FILE_NAME_X64 L"\\EFI\\BOOT\\BOOTX64.EFI"\r
ebd04fc2 2172#define EFI_REMOVABLE_MEDIA_FILE_NAME_ARM L"\\EFI\\BOOT\\BOOTARM.EFI"\r
b4319afb 2173#define EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64 L"\\EFI\\BOOT\\BOOTAA64.EFI"\r
959ccb23 2174\r
2175#if defined (MDE_CPU_IA32)\r
2176 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_IA32\r
2177#elif defined (MDE_CPU_IPF)\r
2178 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_IA64\r
2179#elif defined (MDE_CPU_X64)\r
2180 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_X64\r
2181#elif defined (MDE_CPU_EBC)\r
ebd04fc2 2182#elif defined (MDE_CPU_ARM)\r
2183 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_ARM\r
b4319afb
HL
2184#elif defined (MDE_CPU_AARCH64)\r
2185 #define EFI_REMOVABLE_MEDIA_FILE_NAME EFI_REMOVABLE_MEDIA_FILE_NAME_AARCH64\r
959ccb23 2186#else\r
2187 #error Unknown Processor Type\r
2188#endif\r
2189\r
959ccb23 2190#include <Uefi/UefiPxe.h>\r
2191#include <Uefi/UefiGpt.h>\r
2192#include <Uefi/UefiInternalFormRepresentation.h>\r
2193\r
2194#endif\r