1#ifndef _LINUX_EFI_H
2#define _LINUX_EFI_H
3
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13
14#include <linux/init.h>
15#include <linux/string.h>
16#include <linux/time.h>
17#include <linux/types.h>
18#include <linux/proc_fs.h>
19#include <linux/rtc.h>
20#include <linux/ioport.h>
21#include <linux/pfn.h>
22#include <linux/pstore.h>
23#include <linux/mutex.h>
24
25#include <asm/page.h>
26
27#define EFI_SUCCESS 0
28#define EFI_LOAD_ERROR ( 1 | (1UL << (BITS_PER_LONG-1)))
29#define EFI_INVALID_PARAMETER ( 2 | (1UL << (BITS_PER_LONG-1)))
30#define EFI_UNSUPPORTED ( 3 | (1UL << (BITS_PER_LONG-1)))
31#define EFI_BAD_BUFFER_SIZE ( 4 | (1UL << (BITS_PER_LONG-1)))
32#define EFI_BUFFER_TOO_SMALL ( 5 | (1UL << (BITS_PER_LONG-1)))
33#define EFI_NOT_READY ( 6 | (1UL << (BITS_PER_LONG-1)))
34#define EFI_DEVICE_ERROR ( 7 | (1UL << (BITS_PER_LONG-1)))
35#define EFI_WRITE_PROTECTED ( 8 | (1UL << (BITS_PER_LONG-1)))
36#define EFI_OUT_OF_RESOURCES ( 9 | (1UL << (BITS_PER_LONG-1)))
37#define EFI_NOT_FOUND (14 | (1UL << (BITS_PER_LONG-1)))
38#define EFI_ABORTED (21 | (1UL << (BITS_PER_LONG-1)))
39#define EFI_SECURITY_VIOLATION (26 | (1UL << (BITS_PER_LONG-1)))
40
41typedef unsigned long efi_status_t;
42typedef u8 efi_bool_t;
43typedef u16 efi_char16_t;
44typedef u64 efi_physical_addr_t;
45typedef void *efi_handle_t;
46
47
48typedef struct {
49 u8 b[16];
50} efi_guid_t;
51
52#define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
53((efi_guid_t) \
54{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
55 (b) & 0xff, ((b) >> 8) & 0xff, \
56 (c) & 0xff, ((c) >> 8) & 0xff, \
57 (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
58
59
60
61
62typedef struct {
63 u64 signature;
64 u32 revision;
65 u32 headersize;
66 u32 crc32;
67 u32 reserved;
68} efi_table_hdr_t;
69
70
71
72
73
74
75#define EFI_RESERVED_TYPE 0
76#define EFI_LOADER_CODE 1
77#define EFI_LOADER_DATA 2
78#define EFI_BOOT_SERVICES_CODE 3
79#define EFI_BOOT_SERVICES_DATA 4
80#define EFI_RUNTIME_SERVICES_CODE 5
81#define EFI_RUNTIME_SERVICES_DATA 6
82#define EFI_CONVENTIONAL_MEMORY 7
83#define EFI_UNUSABLE_MEMORY 8
84#define EFI_ACPI_RECLAIM_MEMORY 9
85#define EFI_ACPI_MEMORY_NVS 10
86#define EFI_MEMORY_MAPPED_IO 11
87#define EFI_MEMORY_MAPPED_IO_PORT_SPACE 12
88#define EFI_PAL_CODE 13
89#define EFI_PERSISTENT_MEMORY 14
90#define EFI_MAX_MEMORY_TYPE 15
91
92
93#define EFI_MEMORY_UC ((u64)0x0000000000000001ULL)
94#define EFI_MEMORY_WC ((u64)0x0000000000000002ULL)
95#define EFI_MEMORY_WT ((u64)0x0000000000000004ULL)
96#define EFI_MEMORY_WB ((u64)0x0000000000000008ULL)
97#define EFI_MEMORY_WP ((u64)0x0000000000001000ULL)
98#define EFI_MEMORY_RP ((u64)0x0000000000002000ULL)
99#define EFI_MEMORY_XP ((u64)0x0000000000004000ULL)
100#define EFI_MEMORY_NV ((u64)0x0000000000008000ULL)
101#define EFI_MEMORY_MORE_RELIABLE \
102 ((u64)0x0000000000010000ULL)
103#define EFI_MEMORY_RUNTIME ((u64)0x8000000000000000ULL)
104#define EFI_MEMORY_DESCRIPTOR_VERSION 1
105
106#define EFI_PAGE_SHIFT 12
107#define EFI_PAGE_SIZE (1UL << EFI_PAGE_SHIFT)
108
109typedef struct {
110 u32 type;
111 u32 pad;
112 u64 phys_addr;
113 u64 virt_addr;
114 u64 num_pages;
115 u64 attribute;
116} efi_memory_desc_t;
117
118typedef struct {
119 efi_guid_t guid;
120 u32 headersize;
121 u32 flags;
122 u32 imagesize;
123} efi_capsule_header_t;
124
125
126
127
128#define EFI_ALLOCATE_ANY_PAGES 0
129#define EFI_ALLOCATE_MAX_ADDRESS 1
130#define EFI_ALLOCATE_ADDRESS 2
131#define EFI_MAX_ALLOCATE_TYPE 3
132
133typedef int (*efi_freemem_callback_t) (u64 start, u64 end, void *arg);
134
135
136
137
138#define EFI_TIME_ADJUST_DAYLIGHT 0x1
139#define EFI_TIME_IN_DAYLIGHT 0x2
140#define EFI_UNSPECIFIED_TIMEZONE 0x07ff
141
142typedef struct {
143 u16 year;
144 u8 month;
145 u8 day;
146 u8 hour;
147 u8 minute;
148 u8 second;
149 u8 pad1;
150 u32 nanosecond;
151 s16 timezone;
152 u8 daylight;
153 u8 pad2;
154} efi_time_t;
155
156typedef struct {
157 u32 resolution;
158 u32 accuracy;
159 u8 sets_to_zero;
160} efi_time_cap_t;
161
162typedef struct {
163 efi_table_hdr_t hdr;
164 u32 raise_tpl;
165 u32 restore_tpl;
166 u32 allocate_pages;
167 u32 free_pages;
168 u32 get_memory_map;
169 u32 allocate_pool;
170 u32 free_pool;
171 u32 create_event;
172 u32 set_timer;
173 u32 wait_for_event;
174 u32 signal_event;
175 u32 close_event;
176 u32 check_event;
177 u32 install_protocol_interface;
178 u32 reinstall_protocol_interface;
179 u32 uninstall_protocol_interface;
180 u32 handle_protocol;
181 u32 __reserved;
182 u32 register_protocol_notify;
183 u32 locate_handle;
184 u32 locate_device_path;
185 u32 install_configuration_table;
186 u32 load_image;
187 u32 start_image;
188 u32 exit;
189 u32 unload_image;
190 u32 exit_boot_services;
191 u32 get_next_monotonic_count;
192 u32 stall;
193 u32 set_watchdog_timer;
194 u32 connect_controller;
195 u32 disconnect_controller;
196 u32 open_protocol;
197 u32 close_protocol;
198 u32 open_protocol_information;
199 u32 protocols_per_handle;
200 u32 locate_handle_buffer;
201 u32 locate_protocol;
202 u32 install_multiple_protocol_interfaces;
203 u32 uninstall_multiple_protocol_interfaces;
204 u32 calculate_crc32;
205 u32 copy_mem;
206 u32 set_mem;
207 u32 create_event_ex;
208} __packed efi_boot_services_32_t;
209
210typedef struct {
211 efi_table_hdr_t hdr;
212 u64 raise_tpl;
213 u64 restore_tpl;
214 u64 allocate_pages;
215 u64 free_pages;
216 u64 get_memory_map;
217 u64 allocate_pool;
218 u64 free_pool;
219 u64 create_event;
220 u64 set_timer;
221 u64 wait_for_event;
222 u64 signal_event;
223 u64 close_event;
224 u64 check_event;
225 u64 install_protocol_interface;
226 u64 reinstall_protocol_interface;
227 u64 uninstall_protocol_interface;
228 u64 handle_protocol;
229 u64 __reserved;
230 u64 register_protocol_notify;
231 u64 locate_handle;
232 u64 locate_device_path;
233 u64 install_configuration_table;
234 u64 load_image;
235 u64 start_image;
236 u64 exit;
237 u64 unload_image;
238 u64 exit_boot_services;
239 u64 get_next_monotonic_count;
240 u64 stall;
241 u64 set_watchdog_timer;
242 u64 connect_controller;
243 u64 disconnect_controller;
244 u64 open_protocol;
245 u64 close_protocol;
246 u64 open_protocol_information;
247 u64 protocols_per_handle;
248 u64 locate_handle_buffer;
249 u64 locate_protocol;
250 u64 install_multiple_protocol_interfaces;
251 u64 uninstall_multiple_protocol_interfaces;
252 u64 calculate_crc32;
253 u64 copy_mem;
254 u64 set_mem;
255 u64 create_event_ex;
256} __packed efi_boot_services_64_t;
257
258
259
260
261typedef struct {
262 efi_table_hdr_t hdr;
263 void *raise_tpl;
264 void *restore_tpl;
265 efi_status_t (*allocate_pages)(int, int, unsigned long,
266 efi_physical_addr_t *);
267 efi_status_t (*free_pages)(efi_physical_addr_t, unsigned long);
268 efi_status_t (*get_memory_map)(unsigned long *, void *, unsigned long *,
269 unsigned long *, u32 *);
270 efi_status_t (*allocate_pool)(int, unsigned long, void **);
271 efi_status_t (*free_pool)(void *);
272 void *create_event;
273 void *set_timer;
274 void *wait_for_event;
275 void *signal_event;
276 void *close_event;
277 void *check_event;
278 void *install_protocol_interface;
279 void *reinstall_protocol_interface;
280 void *uninstall_protocol_interface;
281 efi_status_t (*handle_protocol)(efi_handle_t, efi_guid_t *, void **);
282 void *__reserved;
283 void *register_protocol_notify;
284 void *locate_handle;
285 void *locate_device_path;
286 void *install_configuration_table;
287 void *load_image;
288 void *start_image;
289 void *exit;
290 void *unload_image;
291 efi_status_t (*exit_boot_services)(efi_handle_t, unsigned long);
292 void *get_next_monotonic_count;
293 void *stall;
294 void *set_watchdog_timer;
295 void *connect_controller;
296 void *disconnect_controller;
297 void *open_protocol;
298 void *close_protocol;
299 void *open_protocol_information;
300 void *protocols_per_handle;
301 void *locate_handle_buffer;
302 void *locate_protocol;
303 void *install_multiple_protocol_interfaces;
304 void *uninstall_multiple_protocol_interfaces;
305 void *calculate_crc32;
306 void *copy_mem;
307 void *set_mem;
308 void *create_event_ex;
309} efi_boot_services_t;
310
311typedef enum {
312 EfiPciIoWidthUint8,
313 EfiPciIoWidthUint16,
314 EfiPciIoWidthUint32,
315 EfiPciIoWidthUint64,
316 EfiPciIoWidthFifoUint8,
317 EfiPciIoWidthFifoUint16,
318 EfiPciIoWidthFifoUint32,
319 EfiPciIoWidthFifoUint64,
320 EfiPciIoWidthFillUint8,
321 EfiPciIoWidthFillUint16,
322 EfiPciIoWidthFillUint32,
323 EfiPciIoWidthFillUint64,
324 EfiPciIoWidthMaximum
325} EFI_PCI_IO_PROTOCOL_WIDTH;
326
327typedef enum {
328 EfiPciIoAttributeOperationGet,
329 EfiPciIoAttributeOperationSet,
330 EfiPciIoAttributeOperationEnable,
331 EfiPciIoAttributeOperationDisable,
332 EfiPciIoAttributeOperationSupported,
333 EfiPciIoAttributeOperationMaximum
334} EFI_PCI_IO_PROTOCOL_ATTRIBUTE_OPERATION;
335
336typedef struct {
337 u32 read;
338 u32 write;
339} efi_pci_io_protocol_access_32_t;
340
341typedef struct {
342 u64 read;
343 u64 write;
344} efi_pci_io_protocol_access_64_t;
345
346typedef struct {
347 void *read;
348 void *write;
349} efi_pci_io_protocol_access_t;
350
351typedef struct {
352 u32 poll_mem;
353 u32 poll_io;
354 efi_pci_io_protocol_access_32_t mem;
355 efi_pci_io_protocol_access_32_t io;
356 efi_pci_io_protocol_access_32_t pci;
357 u32 copy_mem;
358 u32 map;
359 u32 unmap;
360 u32 allocate_buffer;
361 u32 free_buffer;
362 u32 flush;
363 u32 get_location;
364 u32 attributes;
365 u32 get_bar_attributes;
366 u32 set_bar_attributes;
367 uint64_t romsize;
368 void *romimage;
369} efi_pci_io_protocol_32;
370
371typedef struct {
372 u64 poll_mem;
373 u64 poll_io;
374 efi_pci_io_protocol_access_64_t mem;
375 efi_pci_io_protocol_access_64_t io;
376 efi_pci_io_protocol_access_64_t pci;
377 u64 copy_mem;
378 u64 map;
379 u64 unmap;
380 u64 allocate_buffer;
381 u64 free_buffer;
382 u64 flush;
383 u64 get_location;
384 u64 attributes;
385 u64 get_bar_attributes;
386 u64 set_bar_attributes;
387 uint64_t romsize;
388 void *romimage;
389} efi_pci_io_protocol_64;
390
391typedef struct {
392 void *poll_mem;
393 void *poll_io;
394 efi_pci_io_protocol_access_t mem;
395 efi_pci_io_protocol_access_t io;
396 efi_pci_io_protocol_access_t pci;
397 void *copy_mem;
398 void *map;
399 void *unmap;
400 void *allocate_buffer;
401 void *free_buffer;
402 void *flush;
403 void *get_location;
404 void *attributes;
405 void *get_bar_attributes;
406 void *set_bar_attributes;
407 uint64_t romsize;
408 void *romimage;
409} efi_pci_io_protocol;
410
411#define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001
412#define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002
413#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004
414#define EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008
415#define EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010
416#define EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020
417#define EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040
418#define EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080
419#define EFI_PCI_IO_ATTRIBUTE_IO 0x0100
420#define EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200
421#define EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400
422#define EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800
423#define EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000
424#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000
425#define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000
426#define EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000
427#define EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000
428#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000
429#define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000
430
431
432
433
434#define EFI_RESET_COLD 0
435#define EFI_RESET_WARM 1
436#define EFI_RESET_SHUTDOWN 2
437
438
439
440
441#define EFI_RUNTIME_SERVICES_SIGNATURE ((u64)0x5652453544e5552ULL)
442#define EFI_RUNTIME_SERVICES_REVISION 0x00010000
443
444typedef struct {
445 efi_table_hdr_t hdr;
446 u32 get_time;
447 u32 set_time;
448 u32 get_wakeup_time;
449 u32 set_wakeup_time;
450 u32 set_virtual_address_map;
451 u32 convert_pointer;
452 u32 get_variable;
453 u32 get_next_variable;
454 u32 set_variable;
455 u32 get_next_high_mono_count;
456 u32 reset_system;
457 u32 update_capsule;
458 u32 query_capsule_caps;
459 u32 query_variable_info;
460} efi_runtime_services_32_t;
461
462typedef struct {
463 efi_table_hdr_t hdr;
464 u64 get_time;
465 u64 set_time;
466 u64 get_wakeup_time;
467 u64 set_wakeup_time;
468 u64 set_virtual_address_map;
469 u64 convert_pointer;
470 u64 get_variable;
471 u64 get_next_variable;
472 u64 set_variable;
473 u64 get_next_high_mono_count;
474 u64 reset_system;
475 u64 update_capsule;
476 u64 query_capsule_caps;
477 u64 query_variable_info;
478} efi_runtime_services_64_t;
479
480typedef struct {
481 efi_table_hdr_t hdr;
482 void *get_time;
483 void *set_time;
484 void *get_wakeup_time;
485 void *set_wakeup_time;
486 void *set_virtual_address_map;
487 void *convert_pointer;
488 void *get_variable;
489 void *get_next_variable;
490 void *set_variable;
491 void *get_next_high_mono_count;
492 void *reset_system;
493 void *update_capsule;
494 void *query_capsule_caps;
495 void *query_variable_info;
496} efi_runtime_services_t;
497
498typedef efi_status_t efi_get_time_t (efi_time_t *tm, efi_time_cap_t *tc);
499typedef efi_status_t efi_set_time_t (efi_time_t *tm);
500typedef efi_status_t efi_get_wakeup_time_t (efi_bool_t *enabled, efi_bool_t *pending,
501 efi_time_t *tm);
502typedef efi_status_t efi_set_wakeup_time_t (efi_bool_t enabled, efi_time_t *tm);
503typedef efi_status_t efi_get_variable_t (efi_char16_t *name, efi_guid_t *vendor, u32 *attr,
504 unsigned long *data_size, void *data);
505typedef efi_status_t efi_get_next_variable_t (unsigned long *name_size, efi_char16_t *name,
506 efi_guid_t *vendor);
507typedef efi_status_t efi_set_variable_t (efi_char16_t *name, efi_guid_t *vendor,
508 u32 attr, unsigned long data_size,
509 void *data);
510typedef efi_status_t
511efi_set_variable_nonblocking_t(efi_char16_t *name, efi_guid_t *vendor,
512 u32 attr, unsigned long data_size, void *data);
513
514typedef efi_status_t efi_get_next_high_mono_count_t (u32 *count);
515typedef void efi_reset_system_t (int reset_type, efi_status_t status,
516 unsigned long data_size, efi_char16_t *data);
517typedef efi_status_t efi_set_virtual_address_map_t (unsigned long memory_map_size,
518 unsigned long descriptor_size,
519 u32 descriptor_version,
520 efi_memory_desc_t *virtual_map);
521typedef efi_status_t efi_query_variable_info_t(u32 attr,
522 u64 *storage_space,
523 u64 *remaining_space,
524 u64 *max_variable_size);
525typedef efi_status_t efi_update_capsule_t(efi_capsule_header_t **capsules,
526 unsigned long count,
527 unsigned long sg_list);
528typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
529 unsigned long count,
530 u64 *max_size,
531 int *reset_type);
532typedef efi_status_t efi_query_variable_store_t(u32 attributes,
533 unsigned long size,
534 bool nonblocking);
535
536void efi_native_runtime_setup(void);
537
538
539
540
541#define NULL_GUID \
542 EFI_GUID( 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 )
543
544#define MPS_TABLE_GUID \
545 EFI_GUID( 0xeb9d2d2f, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
546
547#define ACPI_TABLE_GUID \
548 EFI_GUID( 0xeb9d2d30, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
549
550#define ACPI_20_TABLE_GUID \
551 EFI_GUID( 0x8868e871, 0xe4f1, 0x11d3, 0xbc, 0x22, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 )
552
553#define SMBIOS_TABLE_GUID \
554 EFI_GUID( 0xeb9d2d31, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
555
556#define SMBIOS3_TABLE_GUID \
557 EFI_GUID( 0xf2fd1544, 0x9794, 0x4a2c, 0x99, 0x2e, 0xe5, 0xbb, 0xcf, 0x20, 0xe3, 0x94 )
558
559#define SAL_SYSTEM_TABLE_GUID \
560 EFI_GUID( 0xeb9d2d32, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
561
562#define HCDP_TABLE_GUID \
563 EFI_GUID( 0xf951938d, 0x620b, 0x42ef, 0x82, 0x79, 0xa8, 0x4b, 0x79, 0x61, 0x78, 0x98 )
564
565#define UGA_IO_PROTOCOL_GUID \
566 EFI_GUID( 0x61a4d49e, 0x6f68, 0x4f1b, 0xb9, 0x22, 0xa8, 0x6e, 0xed, 0xb, 0x7, 0xa2 )
567
568#define EFI_GLOBAL_VARIABLE_GUID \
569 EFI_GUID( 0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c )
570
571#define UV_SYSTEM_TABLE_GUID \
572 EFI_GUID( 0x3b13a7d4, 0x633e, 0x11dd, 0x93, 0xec, 0xda, 0x25, 0x56, 0xd8, 0x95, 0x93 )
573
574#define LINUX_EFI_CRASH_GUID \
575 EFI_GUID( 0xcfc8fc79, 0xbe2e, 0x4ddc, 0x97, 0xf0, 0x9f, 0x98, 0xbf, 0xe2, 0x98, 0xa0 )
576
577#define LOADED_IMAGE_PROTOCOL_GUID \
578 EFI_GUID( 0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
579
580#define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \
581 EFI_GUID( 0x9042a9de, 0x23dc, 0x4a38, 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a )
582
583#define EFI_UGA_PROTOCOL_GUID \
584 EFI_GUID( 0x982c298b, 0xf4fa, 0x41cb, 0xb8, 0x38, 0x77, 0xaa, 0x68, 0x8f, 0xb8, 0x39 )
585
586#define EFI_PCI_IO_PROTOCOL_GUID \
587 EFI_GUID( 0x4cf5b200, 0x68b8, 0x4ca5, 0x9e, 0xec, 0xb2, 0x3e, 0x3f, 0x50, 0x2, 0x9a )
588
589#define EFI_FILE_INFO_ID \
590 EFI_GUID( 0x9576e92, 0x6d3f, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
591
592#define EFI_SYSTEM_RESOURCE_TABLE_GUID \
593 EFI_GUID( 0xb122a263, 0x3661, 0x4f68, 0x99, 0x29, 0x78, 0xf8, 0xb0, 0xd6, 0x21, 0x80 )
594
595#define EFI_FILE_SYSTEM_GUID \
596 EFI_GUID( 0x964e5b22, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
597
598#define EFI_CERT_SHA256_GUID \
599 EFI_GUID( 0xc1c41626, 0x504c, 0x4092, 0xac, 0xa9, 0x41, 0xf9, 0x36, 0x93, 0x43, 0x28 )
600
601#define EFI_CERT_X509_GUID \
602 EFI_GUID( 0xa5c059a1, 0x94e4, 0x4aa7, 0x87, 0xb5, 0xab, 0x15, 0x5c, 0x2b, 0xf0, 0x72 )
603
604#define EFI_IMAGE_SECURITY_DATABASE_GUID \
605 EFI_GUID( 0xd719b2cb, 0x3d3a, 0x4596, 0xa3, 0xbc, 0xda, 0xd0, 0x0e, 0x67, 0x65, 0x6f )
606
607#define EFI_SHIM_LOCK_GUID \
608 EFI_GUID( 0x605dab50, 0xe046, 0x4300, 0xab, 0xb6, 0x3d, 0xd8, 0x10, 0xdd, 0x8b, 0x23 )
609
610typedef struct {
611 efi_guid_t guid;
612 u64 table;
613} efi_config_table_64_t;
614
615typedef struct {
616 efi_guid_t guid;
617 u32 table;
618} efi_config_table_32_t;
619
620typedef struct {
621 efi_guid_t guid;
622 unsigned long table;
623} efi_config_table_t;
624
625typedef struct {
626 efi_guid_t guid;
627 const char *name;
628 unsigned long *ptr;
629} efi_config_table_type_t;
630
631#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
632
633#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))
634#define EFI_2_20_SYSTEM_TABLE_REVISION ((2 << 16) | (20))
635#define EFI_2_10_SYSTEM_TABLE_REVISION ((2 << 16) | (10))
636#define EFI_2_00_SYSTEM_TABLE_REVISION ((2 << 16) | (00))
637#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))
638#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))
639
640typedef struct {
641 efi_table_hdr_t hdr;
642 u64 fw_vendor;
643 u32 fw_revision;
644 u32 __pad1;
645 u64 con_in_handle;
646 u64 con_in;
647 u64 con_out_handle;
648 u64 con_out;
649 u64 stderr_handle;
650 u64 stderr;
651 u64 runtime;
652 u64 boottime;
653 u32 nr_tables;
654 u32 __pad2;
655 u64 tables;
656} efi_system_table_64_t;
657
658typedef struct {
659 efi_table_hdr_t hdr;
660 u32 fw_vendor;
661 u32 fw_revision;
662 u32 con_in_handle;
663 u32 con_in;
664 u32 con_out_handle;
665 u32 con_out;
666 u32 stderr_handle;
667 u32 stderr;
668 u32 runtime;
669 u32 boottime;
670 u32 nr_tables;
671 u32 tables;
672} efi_system_table_32_t;
673
674typedef struct {
675 efi_table_hdr_t hdr;
676 unsigned long fw_vendor;
677 u32 fw_revision;
678 unsigned long con_in_handle;
679 unsigned long con_in;
680 unsigned long con_out_handle;
681 unsigned long con_out;
682 unsigned long stderr_handle;
683 unsigned long stderr;
684 efi_runtime_services_t *runtime;
685 efi_boot_services_t *boottime;
686 unsigned long nr_tables;
687 unsigned long tables;
688} efi_system_table_t;
689
690struct efi_memory_map {
691 RH_KABI_REPLACE(void *phys_map, phys_addr_t phys_map)
692 void *map;
693 void *map_end;
694 int nr_map;
695 unsigned long desc_version;
696 unsigned long desc_size;
697};
698
699typedef struct {
700 u32 revision;
701 u32 parent_handle;
702 u32 system_table;
703 u32 device_handle;
704 u32 file_path;
705 u32 reserved;
706 u32 load_options_size;
707 u32 load_options;
708 u32 image_base;
709 __aligned_u64 image_size;
710 unsigned int image_code_type;
711 unsigned int image_data_type;
712 unsigned long unload;
713} efi_loaded_image_32_t;
714
715typedef struct {
716 u32 revision;
717 u64 parent_handle;
718 u64 system_table;
719 u64 device_handle;
720 u64 file_path;
721 u64 reserved;
722 u32 load_options_size;
723 u64 load_options;
724 u64 image_base;
725 __aligned_u64 image_size;
726 unsigned int image_code_type;
727 unsigned int image_data_type;
728 unsigned long unload;
729} efi_loaded_image_64_t;
730
731typedef struct {
732 u32 revision;
733 void *parent_handle;
734 efi_system_table_t *system_table;
735 void *device_handle;
736 void *file_path;
737 void *reserved;
738 u32 load_options_size;
739 void *load_options;
740 void *image_base;
741 __aligned_u64 image_size;
742 unsigned int image_code_type;
743 unsigned int image_data_type;
744 unsigned long unload;
745} efi_loaded_image_t;
746
747
748typedef struct {
749 u64 size;
750 u64 file_size;
751 u64 phys_size;
752 efi_time_t create_time;
753 efi_time_t last_access_time;
754 efi_time_t modification_time;
755 __aligned_u64 attribute;
756 efi_char16_t filename[1];
757} efi_file_info_t;
758
759typedef struct {
760 u64 revision;
761 u32 open;
762 u32 close;
763 u32 delete;
764 u32 read;
765 u32 write;
766 u32 get_position;
767 u32 set_position;
768 u32 get_info;
769 u32 set_info;
770 u32 flush;
771} efi_file_handle_32_t;
772
773typedef struct {
774 u64 revision;
775 u64 open;
776 u64 close;
777 u64 delete;
778 u64 read;
779 u64 write;
780 u64 get_position;
781 u64 set_position;
782 u64 get_info;
783 u64 set_info;
784 u64 flush;
785} efi_file_handle_64_t;
786
787typedef struct _efi_file_handle {
788 u64 revision;
789 efi_status_t (*open)(struct _efi_file_handle *,
790 struct _efi_file_handle **,
791 efi_char16_t *, u64, u64);
792 efi_status_t (*close)(struct _efi_file_handle *);
793 void *delete;
794 efi_status_t (*read)(struct _efi_file_handle *, unsigned long *,
795 void *);
796 void *write;
797 void *get_position;
798 void *set_position;
799 efi_status_t (*get_info)(struct _efi_file_handle *, efi_guid_t *,
800 unsigned long *, void *);
801 void *set_info;
802 void *flush;
803} efi_file_handle_t;
804
805typedef struct _efi_file_io_interface {
806 u64 revision;
807 int (*open_volume)(struct _efi_file_io_interface *,
808 efi_file_handle_t **);
809} efi_file_io_interface_t;
810
811#define EFI_FILE_MODE_READ 0x0000000000000001
812#define EFI_FILE_MODE_WRITE 0x0000000000000002
813#define EFI_FILE_MODE_CREATE 0x8000000000000000
814
815#define EFI_INVALID_TABLE_ADDR (~0UL)
816
817typedef struct {
818 efi_guid_t signature_owner;
819 u8 signature_data[];
820} efi_signature_data_t;
821
822typedef struct {
823 efi_guid_t signature_type;
824 u32 signature_list_size;
825 u32 signature_header_size;
826 u32 signature_size;
827 u8 signature_header[];
828
829} efi_signature_list_t;
830
831
832
833
834extern struct efi {
835 efi_system_table_t *systab;
836 unsigned int runtime_version;
837 unsigned long mps;
838 unsigned long acpi;
839 unsigned long acpi20;
840 unsigned long smbios;
841 unsigned long sal_systab;
842 unsigned long boot_info;
843 unsigned long hcdp;
844 unsigned long uga;
845 unsigned long uv_systab;
846 unsigned long fw_vendor;
847 unsigned long runtime;
848 unsigned long config_table;
849 efi_get_time_t *get_time;
850 efi_set_time_t *set_time;
851 efi_get_wakeup_time_t *get_wakeup_time;
852 efi_set_wakeup_time_t *set_wakeup_time;
853 efi_get_variable_t *get_variable;
854 efi_get_next_variable_t *get_next_variable;
855 efi_set_variable_t *set_variable;
856 efi_query_variable_info_t *query_variable_info;
857 efi_update_capsule_t *update_capsule;
858 efi_query_capsule_caps_t *query_capsule_caps;
859 efi_get_next_high_mono_count_t *get_next_high_mono_count;
860 efi_reset_system_t *reset_system;
861 efi_set_virtual_address_map_t *set_virtual_address_map;
862 struct efi_memory_map *memmap;
863
864 RH_KABI_EXTEND(unsigned long smbios3)
865
866 RH_KABI_EXTEND(unsigned long esrt)
867
868 RH_KABI_EXTEND(unsigned long flags)
869
870 RH_KABI_EXTEND(efi_set_variable_nonblocking_t *set_variable_nonblocking)
871
872 RH_KABI_EXTEND(efi_query_variable_info_t *query_variable_info_nonblocking)
873} efi;
874
875extern struct mm_struct efi_mm;
876
877static inline int
878efi_guidcmp (efi_guid_t left, efi_guid_t right)
879{
880 return memcmp(&left, &right, sizeof (efi_guid_t));
881}
882
883static inline char *
884efi_guid_to_str(efi_guid_t *guid, char *out)
885{
886 sprintf(out, "%pUl", guid->b);
887 return out;
888}
889
890extern void efi_init (void);
891extern void *efi_get_pal_addr (void);
892extern void efi_map_pal_code (void);
893extern void efi_memmap_walk (efi_freemem_callback_t callback, void *arg);
894extern void efi_gettimeofday (struct timespec *ts);
895extern void efi_enter_virtual_mode (void);
896#ifdef CONFIG_X86
897extern void efi_late_init(void);
898extern void efi_free_boot_services(void);
899extern efi_status_t efi_query_variable_store(u32 attributes,
900 unsigned long size,
901 bool nonblocking);
902extern void efi_find_mirror(void);
903#else
904static inline void efi_late_init(void) {}
905static inline void efi_free_boot_services(void) {}
906
907static inline efi_status_t efi_query_variable_store(u32 attributes,
908 unsigned long size,
909 bool nonblocking)
910{
911 return EFI_SUCCESS;
912}
913#endif
914extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);
915extern int efi_config_init(efi_config_table_type_t *arch_tables);
916#ifdef CONFIG_EFI_ESRT
917extern void __init efi_esrt_init(void);
918#else
919static inline void efi_esrt_init(void) { }
920#endif
921extern u64 efi_get_iobase (void);
922extern int efi_mem_type(unsigned long phys_addr);
923extern u64 efi_mem_attributes (unsigned long phys_addr);
924extern u64 efi_mem_attribute (unsigned long phys_addr, unsigned long size);
925extern int __init efi_uart_console_only (void);
926extern u64 efi_mem_desc_end(efi_memory_desc_t *md);
927extern int efi_mem_desc_lookup(u64 phys_addr, efi_memory_desc_t *out_md);
928extern void efi_initialize_iomem_resources(struct resource *code_resource,
929 struct resource *data_resource, struct resource *bss_resource);
930extern void efi_get_time(struct timespec *now);
931extern int efi_set_rtc_mmss(const struct timespec *now);
932extern void efi_reserve_boot_services(void);
933extern struct efi_memory_map memmap;
934extern struct kobject *efi_kobj;
935
936struct key;
937extern int __init parse_efi_signature_list(const void *data, size_t size,
938 struct key *keyring);
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959#define efi_early_memdesc_ptr(map, desc_size, n) \
960 (efi_memory_desc_t *)((void *)(map) + ((n) * (desc_size)))
961
962
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968
969
970static inline int efi_range_is_wc(unsigned long start, unsigned long len)
971{
972 unsigned long i;
973
974 for (i = 0; i < len; i += (1UL << EFI_PAGE_SHIFT)) {
975 unsigned long paddr = __pa(start + i);
976 if (!(efi_mem_attributes(paddr) & EFI_MEMORY_WC))
977 return 0;
978 }
979
980 return 1;
981}
982
983#ifdef CONFIG_EFI_PCDP
984extern int __init efi_setup_pcdp_console(char *);
985#endif
986
987
988
989
990
991#define EFI_BOOT 0
992#define EFI_SYSTEM_TABLES 1
993#define EFI_CONFIG_TABLES 2
994#define EFI_RUNTIME_SERVICES 3
995#define EFI_MEMMAP 4
996#define EFI_64BIT 5
997#define EFI_SECURE_BOOT 6
998#define EFI_ARCH_1 7
999
1000#ifdef CONFIG_EFI
1001# ifdef CONFIG_X86
1002
1003
1004
1005
1006static inline bool efi_enabled(int feature)
1007{
1008 return test_bit(feature, &efi.flags) != 0;
1009}
1010
1011extern bool efi_is_table_address(unsigned long phys_addr);
1012# else
1013static inline bool efi_enabled(int feature)
1014{
1015 return true;
1016}
1017# endif
1018#else
1019static inline bool efi_enabled(int feature)
1020{
1021 return false;
1022}
1023
1024static inline bool efi_is_table_address(unsigned long phys_addr)
1025{
1026 return false;
1027}
1028#endif
1029
1030
1031
1032
1033#define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001
1034#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
1035#define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004
1036#define EFI_VARIABLE_HARDWARE_ERROR_RECORD 0x0000000000000008
1037#define EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS 0x0000000000000010
1038#define EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS 0x0000000000000020
1039#define EFI_VARIABLE_APPEND_WRITE 0x0000000000000040
1040
1041#define EFI_VARIABLE_MASK (EFI_VARIABLE_NON_VOLATILE | \
1042 EFI_VARIABLE_BOOTSERVICE_ACCESS | \
1043 EFI_VARIABLE_RUNTIME_ACCESS | \
1044 EFI_VARIABLE_HARDWARE_ERROR_RECORD | \
1045 EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS | \
1046 EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS | \
1047 EFI_VARIABLE_APPEND_WRITE)
1048
1049
1050
1051
1052#define EFI_VARIABLE_GUID_LEN 36
1053
1054
1055
1056
1057#define EFI_LOCATE_ALL_HANDLES 0
1058#define EFI_LOCATE_BY_REGISTER_NOTIFY 1
1059#define EFI_LOCATE_BY_PROTOCOL 2
1060
1061
1062
1063
1064#define EFI_DEV_HW 0x01
1065#define EFI_DEV_PCI 1
1066#define EFI_DEV_PCCARD 2
1067#define EFI_DEV_MEM_MAPPED 3
1068#define EFI_DEV_VENDOR 4
1069#define EFI_DEV_CONTROLLER 5
1070#define EFI_DEV_ACPI 0x02
1071#define EFI_DEV_BASIC_ACPI 1
1072#define EFI_DEV_EXPANDED_ACPI 2
1073#define EFI_DEV_MSG 0x03
1074#define EFI_DEV_MSG_ATAPI 1
1075#define EFI_DEV_MSG_SCSI 2
1076#define EFI_DEV_MSG_FC 3
1077#define EFI_DEV_MSG_1394 4
1078#define EFI_DEV_MSG_USB 5
1079#define EFI_DEV_MSG_USB_CLASS 15
1080#define EFI_DEV_MSG_I20 6
1081#define EFI_DEV_MSG_MAC 11
1082#define EFI_DEV_MSG_IPV4 12
1083#define EFI_DEV_MSG_IPV6 13
1084#define EFI_DEV_MSG_INFINIBAND 9
1085#define EFI_DEV_MSG_UART 14
1086#define EFI_DEV_MSG_VENDOR 10
1087#define EFI_DEV_MEDIA 0x04
1088#define EFI_DEV_MEDIA_HARD_DRIVE 1
1089#define EFI_DEV_MEDIA_CDROM 2
1090#define EFI_DEV_MEDIA_VENDOR 3
1091#define EFI_DEV_MEDIA_FILE 4
1092#define EFI_DEV_MEDIA_PROTOCOL 5
1093#define EFI_DEV_BIOS_BOOT 0x05
1094#define EFI_DEV_END_PATH 0x7F
1095#define EFI_DEV_END_PATH2 0xFF
1096#define EFI_DEV_END_INSTANCE 0x01
1097#define EFI_DEV_END_ENTIRE 0xFF
1098
1099struct efi_generic_dev_path {
1100 u8 type;
1101 u8 sub_type;
1102 u16 length;
1103} __attribute ((packed));
1104
1105struct efi_dev_path {
1106 u8 type;
1107 u8 sub_type;
1108 u16 length;
1109 union {
1110 struct {
1111 u32 hid;
1112 u32 uid;
1113 } acpi;
1114 struct {
1115 u8 fn;
1116 u8 dev;
1117 } pci;
1118 };
1119} __attribute ((packed));
1120
1121#if IS_ENABLED(CONFIG_EFI_DEV_PATH_PARSER)
1122struct device *efi_get_device_by_path(struct efi_dev_path **node, size_t *len);
1123#endif
1124
1125static inline void memrange_efi_to_native(u64 *addr, u64 *npages)
1126{
1127 *npages = PFN_UP(*addr + (*npages<<EFI_PAGE_SHIFT)) - PFN_DOWN(*addr);
1128 *addr &= PAGE_MASK;
1129}
1130
1131
1132
1133
1134
1135
1136
1137
1138struct efivar_operations {
1139 efi_get_variable_t *get_variable;
1140 efi_get_next_variable_t *get_next_variable;
1141 efi_set_variable_t *set_variable;
1142 efi_set_variable_nonblocking_t *set_variable_nonblocking;
1143 efi_query_variable_store_t *query_variable_store;
1144};
1145
1146struct efivars {
1147 struct kset *kset;
1148 struct kobject *kobject;
1149 const struct efivar_operations *ops;
1150};
1151
1152
1153
1154
1155
1156
1157
1158
1159#define EFI_VAR_NAME_LEN 1024
1160
1161struct efi_variable {
1162 efi_char16_t VariableName[EFI_VAR_NAME_LEN/sizeof(efi_char16_t)];
1163 efi_guid_t VendorGuid;
1164 unsigned long DataSize;
1165 __u8 Data[1024];
1166 efi_status_t Status;
1167 __u32 Attributes;
1168} __attribute__((packed));
1169
1170struct efivar_entry {
1171 struct efi_variable var;
1172 struct list_head list;
1173 struct kobject kobj;
1174 bool scanning;
1175 bool deleting;
1176 struct mutex var_data_mutex;
1177};
1178
1179struct efi_simple_text_output_protocol_32 {
1180 u32 reset;
1181 u32 output_string;
1182 u32 test_string;
1183};
1184
1185struct efi_simple_text_output_protocol_64 {
1186 u64 reset;
1187 u64 output_string;
1188 u64 test_string;
1189};
1190
1191struct efi_simple_text_output_protocol {
1192 void *reset;
1193 efi_status_t (*output_string)(void *, void *);
1194 void *test_string;
1195};
1196
1197extern struct list_head efivar_sysfs_list;
1198
1199static inline void
1200efivar_unregister(struct efivar_entry *var)
1201{
1202 kobject_put(&var->kobj);
1203}
1204
1205int efivars_register(struct efivars *efivars,
1206 const struct efivar_operations *ops,
1207 struct kobject *kobject);
1208int efivars_unregister(struct efivars *efivars);
1209struct kobject *efivars_kobject(void);
1210
1211int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *),
1212 void *data, bool duplicates, struct list_head *head);
1213
1214int efivar_entry_add(struct efivar_entry *entry, struct list_head *head);
1215int efivar_entry_remove(struct efivar_entry *entry);
1216
1217int __efivar_entry_delete(struct efivar_entry *entry);
1218int efivar_entry_delete(struct efivar_entry *entry);
1219
1220int efivar_entry_size(struct efivar_entry *entry, unsigned long *size);
1221int __efivar_entry_get(struct efivar_entry *entry, u32 *attributes,
1222 unsigned long *size, void *data);
1223int efivar_entry_get(struct efivar_entry *entry, u32 *attributes,
1224 unsigned long *size, void *data);
1225int efivar_entry_set(struct efivar_entry *entry, u32 attributes,
1226 unsigned long size, void *data, struct list_head *head);
1227int efivar_entry_set_get_size(struct efivar_entry *entry, u32 attributes,
1228 unsigned long *size, void *data, bool *set);
1229int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes,
1230 bool block, unsigned long size, void *data);
1231
1232int efivar_entry_iter_begin(void);
1233void efivar_entry_iter_end(void);
1234
1235int __efivar_entry_iter(int (*func)(struct efivar_entry *, void *),
1236 struct list_head *head, void *data,
1237 struct efivar_entry **prev);
1238int efivar_entry_iter(int (*func)(struct efivar_entry *, void *),
1239 struct list_head *head, void *data);
1240
1241struct efivar_entry *efivar_entry_find(efi_char16_t *name, efi_guid_t guid,
1242 struct list_head *head, bool remove);
1243
1244bool efivar_validate(efi_guid_t vendor, efi_char16_t *var_name, u8 *data,
1245 unsigned long data_size);
1246bool efivar_variable_is_removable(efi_guid_t vendor, const char *name,
1247 size_t len);
1248
1249extern struct work_struct efivar_work;
1250void efivar_run_worker(void);
1251
1252#if defined(CONFIG_EFI_VARS) || defined(CONFIG_EFI_VARS_MODULE)
1253int efivars_sysfs_init(void);
1254
1255#define EFIVARS_DATA_SIZE_MAX 1024
1256
1257#endif
1258
1259#ifdef CONFIG_EFI_RUNTIME_MAP
1260int efi_runtime_map_init(struct kobject *);
1261void efi_runtime_map_setup(void *, int, u32);
1262int efi_get_runtime_map_size(void);
1263int efi_get_runtime_map_desc_size(void);
1264int efi_runtime_map_copy(void *buf, size_t bufsz);
1265#else
1266static inline int efi_runtime_map_init(struct kobject *kobj)
1267{
1268 return 0;
1269}
1270
1271static inline void
1272efi_runtime_map_setup(void *map, int nr_entries, u32 desc_size) {}
1273
1274static inline int efi_get_runtime_map_size(void)
1275{
1276 return 0;
1277}
1278
1279static inline int efi_get_runtime_map_desc_size(void)
1280{
1281 return 0;
1282}
1283
1284static inline int efi_runtime_map_copy(void *buf, size_t bufsz)
1285{
1286 return 0;
1287}
1288
1289#endif
1290
1291bool efi_runtime_disabled(void);
1292extern void efi_call_virt_check_flags(unsigned long flags, const char *call);
1293
1294
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1313
1314#define efi_call_virt_pointer(p, f, args...) \
1315({ \
1316 efi_status_t __s; \
1317 unsigned long __flags; \
1318 bool ibrs_on; \
1319 \
1320 ibrs_on = arch_efi_call_virt_setup(); \
1321 \
1322 local_save_flags(__flags); \
1323 __s = arch_efi_call_virt(p, f, args); \
1324 efi_call_virt_check_flags(__flags, __stringify(f)); \
1325 \
1326 arch_efi_call_virt_teardown(ibrs_on); \
1327 \
1328 __s; \
1329})
1330
1331#define __efi_call_virt_pointer(p, f, args...) \
1332({ \
1333 unsigned long __flags; \
1334 bool ibrs_on; \
1335 \
1336 ibrs_on = arch_efi_call_virt_setup(); \
1337 \
1338 local_save_flags(__flags); \
1339 arch_efi_call_virt(p, f, args); \
1340 efi_call_virt_check_flags(__flags, __stringify(f)); \
1341 \
1342 arch_efi_call_virt_teardown(ibrs_on); \
1343})
1344
1345
1346
1347
1348
1349
1350enum efi_rts_ids {
1351 NONE,
1352 GET_TIME,
1353 SET_TIME,
1354 GET_WAKEUP_TIME,
1355 SET_WAKEUP_TIME,
1356 GET_VARIABLE,
1357 GET_NEXT_VARIABLE,
1358 SET_VARIABLE,
1359 QUERY_VARIABLE_INFO,
1360 GET_NEXT_HIGH_MONO_COUNT,
1361 RESET_SYSTEM,
1362 UPDATE_CAPSULE,
1363 QUERY_CAPSULE_CAPS,
1364};
1365
1366
1367
1368
1369
1370
1371
1372
1373struct efi_runtime_work {
1374 void *arg1;
1375 void *arg2;
1376 void *arg3;
1377 void *arg4;
1378 void *arg5;
1379 efi_status_t status;
1380 struct work_struct work;
1381 enum efi_rts_ids efi_rts_id;
1382 struct completion efi_rts_comp;
1383};
1384
1385extern struct efi_runtime_work efi_rts_work;
1386
1387
1388extern struct workqueue_struct *efi_rts_wq;
1389
1390#endif
1391