1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License as published by
6 * the Free Software Foundation; either version 2.1 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * Copyright (C) 2012-2015 Kay Sievers <kay@vrfy.org>
15 * Copyright (C) 2012-2015 Harald Hoyer <harald@redhat.com>
27 #ifndef EFI_OS_INDICATIONS_BOOT_TO_FW_UI
28 #define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001ULL
31 /* magic string to find in the binary image */
32 static const char __attribute__((used
)) magic
[] = "#### LoaderInfo: systemd-boot " VERSION
" ####";
34 static const EFI_GUID global_guid
= EFI_GLOBAL_VARIABLE
;
49 enum loader_type type
;
53 EFI_STATUS (*call
)(VOID
);
54 BOOLEAN no_autoselect
;
59 ConfigEntry
**entries
;
62 INTN idx_default_efivar
;
64 UINTN timeout_sec_config
;
65 INTN timeout_sec_efivar
;
66 CHAR16
*entry_default_pattern
;
67 CHAR16
*entry_oneshot
;
72 static VOID
cursor_left(UINTN
*cursor
, UINTN
*first
)
76 else if ((*first
) > 0)
80 static VOID
cursor_right(UINTN
*cursor
, UINTN
*first
, UINTN x_max
, UINTN len
)
82 if ((*cursor
)+1 < x_max
)
84 else if ((*first
) + (*cursor
) < len
)
88 static BOOLEAN
line_edit(CHAR16
*line_in
, CHAR16
**line_out
, UINTN x_max
, UINTN y_pos
) {
101 size
= StrLen(line_in
) + 1024;
102 line
= AllocatePool(size
* sizeof(CHAR16
));
103 StrCpy(line
, line_in
);
105 print
= AllocatePool((x_max
+1) * sizeof(CHAR16
));
107 uefi_call_wrapper(ST
->ConOut
->EnableCursor
, 2, ST
->ConOut
, TRUE
);
122 CopyMem(print
, line
+ first
, i
* sizeof(CHAR16
));
123 while (clear
> 0 && i
< x_max
-1) {
129 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_pos
);
130 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, print
);
131 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
133 err
= console_key_read(&key
, TRUE
);
138 case KEYPRESS(0, SCAN_ESC
, 0):
139 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'c'):
140 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'g'):
141 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('c')):
142 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('g')):
146 case KEYPRESS(0, SCAN_HOME
, 0):
147 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'a'):
148 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('a')):
149 /* beginning-of-line */
154 case KEYPRESS(0, SCAN_END
, 0):
155 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'e'):
156 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('e')):
158 cursor
= len
- first
;
159 if (cursor
+1 >= x_max
) {
161 first
= len
- (x_max
-1);
165 case KEYPRESS(0, SCAN_DOWN
, 0):
166 case KEYPRESS(EFI_ALT_PRESSED
, 0, 'f'):
167 case KEYPRESS(EFI_CONTROL_PRESSED
, SCAN_RIGHT
, 0):
169 while (line
[first
+ cursor
] && line
[first
+ cursor
] == ' ')
170 cursor_right(&cursor
, &first
, x_max
, len
);
171 while (line
[first
+ cursor
] && line
[first
+ cursor
] != ' ')
172 cursor_right(&cursor
, &first
, x_max
, len
);
173 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
176 case KEYPRESS(0, SCAN_UP
, 0):
177 case KEYPRESS(EFI_ALT_PRESSED
, 0, 'b'):
178 case KEYPRESS(EFI_CONTROL_PRESSED
, SCAN_LEFT
, 0):
180 if ((first
+ cursor
) > 0 && line
[first
+ cursor
-1] == ' ') {
181 cursor_left(&cursor
, &first
);
182 while ((first
+ cursor
) > 0 && line
[first
+ cursor
] == ' ')
183 cursor_left(&cursor
, &first
);
185 while ((first
+ cursor
) > 0 && line
[first
+ cursor
-1] != ' ')
186 cursor_left(&cursor
, &first
);
187 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
190 case KEYPRESS(0, SCAN_RIGHT
, 0):
191 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'f'):
192 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('f')):
194 if (first
+ cursor
== len
)
196 cursor_right(&cursor
, &first
, x_max
, len
);
197 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
200 case KEYPRESS(0, SCAN_LEFT
, 0):
201 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'b'):
202 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('b')):
204 cursor_left(&cursor
, &first
);
205 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
208 case KEYPRESS(EFI_ALT_PRESSED
, 0, 'd'):
211 for (i
= first
+ cursor
; i
< len
&& line
[i
] == ' '; i
++)
213 for (; i
< len
&& line
[i
] != ' '; i
++)
216 for (i
= first
+ cursor
; i
+ clear
< len
; i
++)
217 line
[i
] = line
[i
+ clear
];
222 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'w'):
223 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('w')):
224 case KEYPRESS(EFI_ALT_PRESSED
, 0, CHAR_BACKSPACE
):
225 /* backward-kill-word */
227 if ((first
+ cursor
) > 0 && line
[first
+ cursor
-1] == ' ') {
228 cursor_left(&cursor
, &first
);
230 while ((first
+ cursor
) > 0 && line
[first
+ cursor
] == ' ') {
231 cursor_left(&cursor
, &first
);
235 while ((first
+ cursor
) > 0 && line
[first
+ cursor
-1] != ' ') {
236 cursor_left(&cursor
, &first
);
239 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, cursor
, y_pos
);
241 for (i
= first
+ cursor
; i
+ clear
< len
; i
++)
242 line
[i
] = line
[i
+ clear
];
247 case KEYPRESS(0, SCAN_DELETE
, 0):
248 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'd'):
249 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('d')):
252 if (first
+ cursor
== len
)
254 for (i
= first
+ cursor
; i
< len
; i
++)
260 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'k'):
261 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('k')):
263 line
[first
+ cursor
] = '\0';
264 clear
= len
- (first
+ cursor
);
265 len
= first
+ cursor
;
268 case KEYPRESS(0, 0, CHAR_LINEFEED
):
269 case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN
):
270 if (StrCmp(line
, line_in
) != 0) {
278 case KEYPRESS(0, 0, CHAR_BACKSPACE
):
281 if (first
== 0 && cursor
== 0)
283 for (i
= first
+ cursor
-1; i
< len
; i
++)
289 if (cursor
> 0 || first
== 0)
291 /* show full line if it fits */
297 /* jump left to see what we delete */
307 case KEYPRESS(0, 0, ' ') ... KEYPRESS(0, 0, '~'):
308 case KEYPRESS(0, 0, 0x80) ... KEYPRESS(0, 0, 0xffff):
311 for (i
= len
; i
> first
+ cursor
; i
--)
313 line
[first
+ cursor
] = KEYCHAR(key
);
316 if (cursor
+1 < x_max
)
318 else if (first
+ cursor
< len
)
324 uefi_call_wrapper(ST
->ConOut
->EnableCursor
, 2, ST
->ConOut
, FALSE
);
330 static UINTN
entry_lookup_key(Config
*config
, UINTN start
, CHAR16 key
) {
336 /* select entry by number key */
337 if (key
>= '1' && key
<= '9') {
339 if (i
> config
->entry_count
)
340 i
= config
->entry_count
;
344 /* find matching key in config entries */
345 for (i
= start
; i
< config
->entry_count
; i
++)
346 if (config
->entries
[i
]->key
== key
)
349 for (i
= 0; i
< start
; i
++)
350 if (config
->entries
[i
]->key
== key
)
356 static VOID
print_status(Config
*config
, CHAR16
*loaded_image_path
) {
365 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
366 uefi_call_wrapper(ST
->ConOut
->ClearScreen
, 1, ST
->ConOut
);
368 Print(L
"systemd-boot version: " VERSION
"\n");
369 Print(L
"architecture: " EFI_MACHINE_TYPE_NAME
"\n");
370 Print(L
"loaded image: %s\n", loaded_image_path
);
371 Print(L
"UEFI specification: %d.%02d\n", ST
->Hdr
.Revision
>> 16, ST
->Hdr
.Revision
& 0xffff);
372 Print(L
"firmware vendor: %s\n", ST
->FirmwareVendor
);
373 Print(L
"firmware version: %d.%02d\n", ST
->FirmwareRevision
>> 16, ST
->FirmwareRevision
& 0xffff);
375 if (uefi_call_wrapper(ST
->ConOut
->QueryMode
, 4, ST
->ConOut
, ST
->ConOut
->Mode
->Mode
, &x
, &y
) == EFI_SUCCESS
)
376 Print(L
"console size: %d x %d\n", x
, y
);
378 if (efivar_get_raw(&global_guid
, L
"SecureBoot", &b
, &size
) == EFI_SUCCESS
) {
379 Print(L
"SecureBoot: %s\n", yes_no(*b
> 0));
383 if (efivar_get_raw(&global_guid
, L
"SetupMode", &b
, &size
) == EFI_SUCCESS
) {
384 Print(L
"SetupMode: %s\n", *b
> 0 ? L
"setup" : L
"user");
388 if (efivar_get_raw(&global_guid
, L
"OsIndicationsSupported", &b
, &size
) == EFI_SUCCESS
) {
389 Print(L
"OsIndicationsSupported: %d\n", (UINT64
)*b
);
394 Print(L
"timeout: %d\n", config
->timeout_sec
);
395 if (config
->timeout_sec_efivar
>= 0)
396 Print(L
"timeout (EFI var): %d\n", config
->timeout_sec_efivar
);
397 Print(L
"timeout (config): %d\n", config
->timeout_sec_config
);
398 if (config
->entry_default_pattern
)
399 Print(L
"default pattern: '%s'\n", config
->entry_default_pattern
);
400 Print(L
"editor: %s\n", yes_no(!config
->no_editor
));
403 Print(L
"config entry count: %d\n", config
->entry_count
);
404 Print(L
"entry selected idx: %d\n", config
->idx_default
);
405 if (config
->idx_default_efivar
>= 0)
406 Print(L
"entry EFI var idx: %d\n", config
->idx_default_efivar
);
409 if (efivar_get_int(L
"LoaderConfigTimeout", &i
) == EFI_SUCCESS
)
410 Print(L
"LoaderConfigTimeout: %d\n", i
);
411 if (config
->entry_oneshot
)
412 Print(L
"LoaderEntryOneShot: %s\n", config
->entry_oneshot
);
413 if (efivar_get(L
"LoaderDevicePartUUID", &s
) == EFI_SUCCESS
) {
414 Print(L
"LoaderDevicePartUUID: %s\n", s
);
417 if (efivar_get(L
"LoaderEntryDefault", &s
) == EFI_SUCCESS
) {
418 Print(L
"LoaderEntryDefault: %s\n", s
);
422 Print(L
"\n--- press key ---\n\n");
423 console_key_read(&key
, TRUE
);
425 for (i
= 0; i
< config
->entry_count
; i
++) {
428 if (key
== KEYPRESS(0, SCAN_ESC
, 0) || key
== KEYPRESS(0, 0, 'q'))
431 entry
= config
->entries
[i
];
432 Print(L
"config entry: %d/%d\n", i
+1, config
->entry_count
);
434 Print(L
"file '%s'\n", entry
->file
);
435 Print(L
"title show '%s'\n", entry
->title_show
);
437 Print(L
"title '%s'\n", entry
->title
);
439 Print(L
"version '%s'\n", entry
->version
);
440 if (entry
->machine_id
)
441 Print(L
"machine-id '%s'\n", entry
->machine_id
);
443 EFI_DEVICE_PATH
*device_path
;
446 device_path
= DevicePathFromHandle(entry
->device
);
448 str
= DevicePathToStr(device_path
);
449 Print(L
"device handle '%s'\n", str
);
454 Print(L
"loader '%s'\n", entry
->loader
);
456 Print(L
"options '%s'\n", entry
->options
);
457 Print(L
"auto-select %s\n", yes_no(!entry
->no_autoselect
));
459 Print(L
"internal call yes\n");
461 Print(L
"\n--- press key ---\n\n");
462 console_key_read(&key
, TRUE
);
465 uefi_call_wrapper(ST
->ConOut
->ClearScreen
, 1, ST
->ConOut
);
468 static BOOLEAN
menu_run(Config
*config
, ConfigEntry
**chosen_entry
, CHAR16
*loaded_image_path
) {
472 UINTN idx_highlight_prev
;
488 BOOLEAN exit
= FALSE
;
490 BOOLEAN wait
= FALSE
;
492 graphics_mode(FALSE
);
493 uefi_call_wrapper(ST
->ConIn
->Reset
, 2, ST
->ConIn
, FALSE
);
494 uefi_call_wrapper(ST
->ConOut
->EnableCursor
, 2, ST
->ConOut
, FALSE
);
495 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
497 /* draw a single character to make ClearScreen work on some firmware */
498 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, L
" ");
499 uefi_call_wrapper(ST
->ConOut
->ClearScreen
, 1, ST
->ConOut
);
501 err
= uefi_call_wrapper(ST
->ConOut
->QueryMode
, 4, ST
->ConOut
, ST
->ConOut
->Mode
->Mode
, &x_max
, &y_max
);
502 if (EFI_ERROR(err
)) {
507 /* we check 10 times per second for a keystroke */
508 if (config
->timeout_sec
> 0)
509 timeout_remain
= config
->timeout_sec
* 10;
513 idx_highlight
= config
->idx_default
;
514 idx_highlight_prev
= 0;
516 visible_max
= y_max
- 2;
518 if ((UINTN
)config
->idx_default
>= visible_max
)
519 idx_first
= config
->idx_default
-1;
523 idx_last
= idx_first
+ visible_max
-1;
528 /* length of the longest entry */
530 for (i
= 0; i
< config
->entry_count
; i
++) {
533 entry_len
= StrLen(config
->entries
[i
]->title_show
);
534 if (line_width
< entry_len
)
535 line_width
= entry_len
;
537 if (line_width
> x_max
-6)
538 line_width
= x_max
-6;
540 /* offsets to center the entries on the screen */
541 x_start
= (x_max
- (line_width
)) / 2;
542 if (config
->entry_count
< visible_max
)
543 y_start
= ((visible_max
- config
->entry_count
) / 2) + 1;
547 /* menu entries title lines */
548 lines
= AllocatePool(sizeof(CHAR16
*) * config
->entry_count
);
549 for (i
= 0; i
< config
->entry_count
; i
++) {
552 lines
[i
] = AllocatePool(((x_max
+1) * sizeof(CHAR16
)));
553 for (j
= 0; j
< x_start
; j
++)
556 for (k
= 0; config
->entries
[i
]->title_show
[k
] != '\0' && j
< x_max
; j
++, k
++)
557 lines
[i
][j
] = config
->entries
[i
]->title_show
[k
];
559 for (; j
< x_max
; j
++)
561 lines
[i
][x_max
] = '\0';
565 clearline
= AllocatePool((x_max
+1) * sizeof(CHAR16
));
566 for (i
= 0; i
< x_max
; i
++)
574 for (i
= 0; i
< config
->entry_count
; i
++) {
575 if (i
< idx_first
|| i
> idx_last
)
577 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_start
+ i
- idx_first
);
578 if (i
== idx_highlight
)
579 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
,
580 EFI_BLACK
|EFI_BACKGROUND_LIGHTGRAY
);
582 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
,
583 EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
584 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, lines
[i
]);
585 if ((INTN
)i
== config
->idx_default_efivar
) {
586 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, x_start
-3, y_start
+ i
- idx_first
);
587 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, L
"=>");
591 } else if (highlight
) {
592 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_start
+ idx_highlight_prev
- idx_first
);
593 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
594 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, lines
[idx_highlight_prev
]);
595 if ((INTN
)idx_highlight_prev
== config
->idx_default_efivar
) {
596 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, x_start
-3, y_start
+ idx_highlight_prev
- idx_first
);
597 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, L
"=>");
600 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_start
+ idx_highlight
- idx_first
);
601 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_BLACK
|EFI_BACKGROUND_LIGHTGRAY
);
602 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, lines
[idx_highlight
]);
603 if ((INTN
)idx_highlight
== config
->idx_default_efivar
) {
604 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, x_start
-3, y_start
+ idx_highlight
- idx_first
);
605 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, L
"=>");
610 if (timeout_remain
> 0) {
612 status
= PoolPrint(L
"Boot in %d sec.", (timeout_remain
+ 5) / 10);
615 /* print status at last line of screen */
621 len
= StrLen(status
);
623 x
= (x_max
- len
) / 2;
626 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
627 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_max
-1);
628 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, clearline
+ (x_max
- x
));
629 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, status
);
630 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, clearline
+1 + x
+ len
);
633 err
= console_key_read(&key
, wait
);
634 if (EFI_ERROR(err
)) {
635 /* timeout reached */
636 if (timeout_remain
== 0) {
641 /* sleep and update status */
642 if (timeout_remain
> 0) {
643 uefi_call_wrapper(BS
->Stall
, 1, 100 * 1000);
648 /* timeout disabled, wait for next key */
655 /* clear status after keystroke */
659 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
660 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_max
-1);
661 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, clearline
+1);
664 idx_highlight_prev
= idx_highlight
;
667 case KEYPRESS(0, SCAN_UP
, 0):
668 case KEYPRESS(0, 0, 'k'):
669 if (idx_highlight
> 0)
673 case KEYPRESS(0, SCAN_DOWN
, 0):
674 case KEYPRESS(0, 0, 'j'):
675 if (idx_highlight
< config
->entry_count
-1)
679 case KEYPRESS(0, SCAN_HOME
, 0):
680 case KEYPRESS(EFI_ALT_PRESSED
, 0, '<'):
681 if (idx_highlight
> 0) {
687 case KEYPRESS(0, SCAN_END
, 0):
688 case KEYPRESS(EFI_ALT_PRESSED
, 0, '>'):
689 if (idx_highlight
< config
->entry_count
-1) {
691 idx_highlight
= config
->entry_count
-1;
695 case KEYPRESS(0, SCAN_PAGE_UP
, 0):
696 if (idx_highlight
> visible_max
)
697 idx_highlight
-= visible_max
;
702 case KEYPRESS(0, SCAN_PAGE_DOWN
, 0):
703 idx_highlight
+= visible_max
;
704 if (idx_highlight
> config
->entry_count
-1)
705 idx_highlight
= config
->entry_count
-1;
708 case KEYPRESS(0, 0, CHAR_LINEFEED
):
709 case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN
):
713 case KEYPRESS(0, SCAN_F1
, 0):
714 case KEYPRESS(0, 0, 'h'):
715 case KEYPRESS(0, 0, '?'):
716 status
= StrDuplicate(L
"(d)efault, (t/T)timeout, (e)dit, (v)ersion (Q)uit (P)rint (h)elp");
719 case KEYPRESS(0, 0, 'Q'):
724 case KEYPRESS(0, 0, 'd'):
725 if (config
->idx_default_efivar
!= (INTN
)idx_highlight
) {
726 /* store the selected entry in a persistent EFI variable */
727 efivar_set(L
"LoaderEntryDefault", config
->entries
[idx_highlight
]->file
, TRUE
);
728 config
->idx_default_efivar
= idx_highlight
;
729 status
= StrDuplicate(L
"Default boot entry selected.");
731 /* clear the default entry EFI variable */
732 efivar_set(L
"LoaderEntryDefault", NULL
, TRUE
);
733 config
->idx_default_efivar
= -1;
734 status
= StrDuplicate(L
"Default boot entry cleared.");
739 case KEYPRESS(0, 0, '-'):
740 case KEYPRESS(0, 0, 'T'):
741 if (config
->timeout_sec_efivar
> 0) {
742 config
->timeout_sec_efivar
--;
743 efivar_set_int(L
"LoaderConfigTimeout", config
->timeout_sec_efivar
, TRUE
);
744 if (config
->timeout_sec_efivar
> 0)
745 status
= PoolPrint(L
"Menu timeout set to %d sec.", config
->timeout_sec_efivar
);
747 status
= StrDuplicate(L
"Menu disabled. Hold down key at bootup to show menu.");
748 } else if (config
->timeout_sec_efivar
<= 0){
749 config
->timeout_sec_efivar
= -1;
750 efivar_set(L
"LoaderConfigTimeout", NULL
, TRUE
);
751 if (config
->timeout_sec_config
> 0)
752 status
= PoolPrint(L
"Menu timeout of %d sec is defined by configuration file.",
753 config
->timeout_sec_config
);
755 status
= StrDuplicate(L
"Menu disabled. Hold down key at bootup to show menu.");
759 case KEYPRESS(0, 0, '+'):
760 case KEYPRESS(0, 0, 't'):
761 if (config
->timeout_sec_efivar
== -1 && config
->timeout_sec_config
== 0)
762 config
->timeout_sec_efivar
++;
763 config
->timeout_sec_efivar
++;
764 efivar_set_int(L
"LoaderConfigTimeout", config
->timeout_sec_efivar
, TRUE
);
765 if (config
->timeout_sec_efivar
> 0)
766 status
= PoolPrint(L
"Menu timeout set to %d sec.",
767 config
->timeout_sec_efivar
);
769 status
= StrDuplicate(L
"Menu disabled. Hold down key at bootup to show menu.");
772 case KEYPRESS(0, 0, 'e'):
773 /* only the options of configured entries can be edited */
774 if (config
->no_editor
|| config
->entries
[idx_highlight
]->type
== LOADER_UNDEFINED
)
776 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_LIGHTGRAY
|EFI_BACKGROUND_BLACK
);
777 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_max
-1);
778 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, clearline
+1);
779 if (line_edit(config
->entries
[idx_highlight
]->options
, &config
->options_edit
, x_max
-1, y_max
-1))
781 uefi_call_wrapper(ST
->ConOut
->SetCursorPosition
, 3, ST
->ConOut
, 0, y_max
-1);
782 uefi_call_wrapper(ST
->ConOut
->OutputString
, 2, ST
->ConOut
, clearline
+1);
785 case KEYPRESS(0, 0, 'v'):
786 status
= PoolPrint(L
"systemd-boot " VERSION
" (" EFI_MACHINE_TYPE_NAME
"), UEFI Specification %d.%02d, Vendor %s %d.%02d",
787 ST
->Hdr
.Revision
>> 16, ST
->Hdr
.Revision
& 0xffff,
788 ST
->FirmwareVendor
, ST
->FirmwareRevision
>> 16, ST
->FirmwareRevision
& 0xffff);
791 case KEYPRESS(0, 0, 'P'):
792 print_status(config
, loaded_image_path
);
796 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, 'l'):
797 case KEYPRESS(EFI_CONTROL_PRESSED
, 0, CHAR_CTRL('l')):
802 /* jump with a hotkey directly to a matching entry */
803 idx
= entry_lookup_key(config
, idx_highlight
+1, KEYCHAR(key
));
810 if (idx_highlight
> idx_last
) {
811 idx_last
= idx_highlight
;
812 idx_first
= 1 + idx_highlight
- visible_max
;
814 } else if (idx_highlight
< idx_first
) {
815 idx_first
= idx_highlight
;
816 idx_last
= idx_highlight
+ visible_max
-1;
820 if (!refresh
&& idx_highlight
!= idx_highlight_prev
)
824 *chosen_entry
= config
->entries
[idx_highlight
];
826 for (i
= 0; i
< config
->entry_count
; i
++)
831 uefi_call_wrapper(ST
->ConOut
->SetAttribute
, 2, ST
->ConOut
, EFI_WHITE
|EFI_BACKGROUND_BLACK
);
832 uefi_call_wrapper(ST
->ConOut
->ClearScreen
, 1, ST
->ConOut
);
836 static VOID
config_add_entry(Config
*config
, ConfigEntry
*entry
) {
837 if ((config
->entry_count
& 15) == 0) {
840 i
= config
->entry_count
+ 16;
841 if (config
->entry_count
== 0)
842 config
->entries
= AllocatePool(sizeof(VOID
*) * i
);
844 config
->entries
= ReallocatePool(config
->entries
,
845 sizeof(VOID
*) * config
->entry_count
, sizeof(VOID
*) * i
);
847 config
->entries
[config
->entry_count
++] = entry
;
850 static VOID
config_entry_free(ConfigEntry
*entry
) {
851 FreePool(entry
->title_show
);
852 FreePool(entry
->title
);
853 FreePool(entry
->machine_id
);
854 FreePool(entry
->loader
);
855 FreePool(entry
->options
);
858 static BOOLEAN
is_digit(CHAR16 c
)
860 return (c
>= '0') && (c
<= '9');
863 static UINTN
c_order(CHAR16 c
)
869 else if ((c
>= 'a') && (c
<= 'z'))
875 static INTN
str_verscmp(CHAR16
*s1
, CHAR16
*s2
)
883 while ((*s1
&& !is_digit(*s1
)) || (*s2
&& !is_digit(*s2
))) {
886 order
= c_order(*s1
) - c_order(*s2
);
899 while (is_digit(*s1
) && is_digit(*s2
)) {
915 return StrCmp(os1
, os2
);
918 static CHAR8
*line_get_key_value(CHAR8
*content
, CHAR8
*sep
, UINTN
*pos
, CHAR8
**key_ret
, CHAR8
**value_ret
) {
924 line
= content
+ *pos
;
929 while (line
[linelen
] && !strchra((CHAR8
*)"\n\r", line
[linelen
]))
932 /* move pos to next line */
942 line
[linelen
] = '\0';
944 /* remove leading whitespace */
945 while (strchra((CHAR8
*)" \t", *line
)) {
950 /* remove trailing whitespace */
951 while (linelen
> 0 && strchra(sep
, line
[linelen
-1]))
953 line
[linelen
] = '\0';
958 /* split key/value */
960 while (*value
&& !strchra(sep
, *value
))
966 while (*value
&& strchra(sep
, *value
))
970 if (value
[0] == '\"' && line
[linelen
-1] == '\"') {
972 line
[linelen
-1] = '\0';
980 static VOID
config_defaults_load_from_file(Config
*config
, CHAR8
*content
) {
986 while ((line
= line_get_key_value(content
, (CHAR8
*)" \t", &pos
, &key
, &value
))) {
987 if (strcmpa((CHAR8
*)"timeout", key
) == 0) {
990 s
= stra_to_str(value
);
991 config
->timeout_sec_config
= Atoi(s
);
992 config
->timeout_sec
= config
->timeout_sec_config
;
997 if (strcmpa((CHAR8
*)"default", key
) == 0) {
998 FreePool(config
->entry_default_pattern
);
999 config
->entry_default_pattern
= stra_to_str(value
);
1000 StrLwr(config
->entry_default_pattern
);
1004 if (strcmpa((CHAR8
*)"editor", key
) == 0) {
1007 if (EFI_ERROR(parse_boolean(value
, &on
)))
1009 config
->no_editor
= !on
;
1014 static VOID
config_entry_add_from_file(Config
*config
, EFI_HANDLE
*device
, CHAR16
*file
, CHAR8
*content
, CHAR16
*loaded_image_path
) {
1020 CHAR16
*initrd
= NULL
;
1022 entry
= AllocateZeroPool(sizeof(ConfigEntry
));
1025 while ((line
= line_get_key_value(content
, (CHAR8
*)" \t", &pos
, &key
, &value
))) {
1026 if (strcmpa((CHAR8
*)"title", key
) == 0) {
1027 FreePool(entry
->title
);
1028 entry
->title
= stra_to_str(value
);
1032 if (strcmpa((CHAR8
*)"version", key
) == 0) {
1033 FreePool(entry
->version
);
1034 entry
->version
= stra_to_str(value
);
1038 if (strcmpa((CHAR8
*)"machine-id", key
) == 0) {
1039 FreePool(entry
->machine_id
);
1040 entry
->machine_id
= stra_to_str(value
);
1044 if (strcmpa((CHAR8
*)"linux", key
) == 0) {
1045 FreePool(entry
->loader
);
1046 entry
->type
= LOADER_LINUX
;
1047 entry
->loader
= stra_to_path(value
);
1052 if (strcmpa((CHAR8
*)"efi", key
) == 0) {
1053 entry
->type
= LOADER_EFI
;
1054 FreePool(entry
->loader
);
1055 entry
->loader
= stra_to_path(value
);
1057 /* do not add an entry for ourselves */
1058 if (StriCmp(entry
->loader
, loaded_image_path
) == 0) {
1059 entry
->type
= LOADER_UNDEFINED
;
1065 if (strcmpa((CHAR8
*)"architecture", key
) == 0) {
1066 /* do not add an entry for an EFI image of architecture not matching with that of the image */
1067 if (strcmpa((CHAR8
*)EFI_MACHINE_TYPE_NAME
, value
) != 0) {
1068 entry
->type
= LOADER_UNDEFINED
;
1074 if (strcmpa((CHAR8
*)"initrd", key
) == 0) {
1077 new = stra_to_path(value
);
1081 s
= PoolPrint(L
"%s initrd=%s", initrd
, new);
1085 initrd
= PoolPrint(L
"initrd=%s", new);
1090 if (strcmpa((CHAR8
*)"options", key
) == 0) {
1093 new = stra_to_str(value
);
1094 if (entry
->options
) {
1097 s
= PoolPrint(L
"%s %s", entry
->options
, new);
1098 FreePool(entry
->options
);
1101 entry
->options
= new;
1109 if (entry
->type
== LOADER_UNDEFINED
) {
1110 config_entry_free(entry
);
1116 /* add initrd= to options */
1117 if (entry
->type
== LOADER_LINUX
&& initrd
) {
1118 if (entry
->options
) {
1121 s
= PoolPrint(L
"%s %s", initrd
, entry
->options
);
1122 FreePool(entry
->options
);
1125 entry
->options
= initrd
;
1131 entry
->device
= device
;
1132 entry
->file
= StrDuplicate(file
);
1133 len
= StrLen(entry
->file
);
1134 /* remove ".conf" */
1136 entry
->file
[len
- 5] = '\0';
1137 StrLwr(entry
->file
);
1139 config_add_entry(config
, entry
);
1142 static VOID
config_load(Config
*config
, EFI_HANDLE
*device
, EFI_FILE
*root_dir
, CHAR16
*loaded_image_path
) {
1143 EFI_FILE_HANDLE entries_dir
;
1145 CHAR8
*content
= NULL
;
1150 len
= file_read(root_dir
, L
"\\loader\\loader.conf", 0, 0, &content
);
1152 config_defaults_load_from_file(config
, content
);
1155 err
= efivar_get_int(L
"LoaderConfigTimeout", &sec
);
1156 if (!EFI_ERROR(err
)) {
1157 config
->timeout_sec_efivar
= sec
;
1158 config
->timeout_sec
= sec
;
1160 config
->timeout_sec_efivar
= -1;
1162 err
= uefi_call_wrapper(root_dir
->Open
, 5, root_dir
, &entries_dir
, L
"\\loader\\entries", EFI_FILE_MODE_READ
, 0ULL);
1163 if (!EFI_ERROR(err
)) {
1168 CHAR8
*content
= NULL
;
1171 bufsize
= sizeof(buf
);
1172 err
= uefi_call_wrapper(entries_dir
->Read
, 3, entries_dir
, &bufsize
, buf
);
1173 if (bufsize
== 0 || EFI_ERROR(err
))
1176 f
= (EFI_FILE_INFO
*) buf
;
1177 if (f
->FileName
[0] == '.')
1179 if (f
->Attribute
& EFI_FILE_DIRECTORY
)
1182 len
= StrLen(f
->FileName
);
1185 if (StriCmp(f
->FileName
+ len
- 5, L
".conf") != 0)
1187 if (StrnCmp(f
->FileName
, L
"auto-", 5) == 0)
1190 len
= file_read(entries_dir
, f
->FileName
, 0, 0, &content
);
1192 config_entry_add_from_file(config
, device
, f
->FileName
, content
, loaded_image_path
);
1195 uefi_call_wrapper(entries_dir
->Close
, 1, entries_dir
);
1198 /* sort entries after version number */
1199 for (i
= 1; i
< config
->entry_count
; i
++) {
1204 for (k
= 0; k
< config
->entry_count
- i
; k
++) {
1207 if (str_verscmp(config
->entries
[k
]->file
, config
->entries
[k
+1]->file
) <= 0)
1209 entry
= config
->entries
[k
];
1210 config
->entries
[k
] = config
->entries
[k
+1];
1211 config
->entries
[k
+1] = entry
;
1219 static VOID
config_default_entry_select(Config
*config
) {
1225 * The EFI variable to specify a boot entry for the next, and only the
1226 * next reboot. The variable is always cleared directly after it is read.
1228 err
= efivar_get(L
"LoaderEntryOneShot", &var
);
1229 if (!EFI_ERROR(err
)) {
1230 BOOLEAN found
= FALSE
;
1232 for (i
= 0; i
< config
->entry_count
; i
++) {
1233 if (StrCmp(config
->entries
[i
]->file
, var
) == 0) {
1234 config
->idx_default
= i
;
1240 config
->entry_oneshot
= StrDuplicate(var
);
1241 efivar_set(L
"LoaderEntryOneShot", NULL
, TRUE
);
1248 * The EFI variable to select the default boot entry overrides the
1249 * configured pattern. The variable can be set and cleared by pressing
1250 * the 'd' key in the loader selection menu, the entry is marked with
1253 err
= efivar_get(L
"LoaderEntryDefault", &var
);
1254 if (!EFI_ERROR(err
)) {
1255 BOOLEAN found
= FALSE
;
1257 for (i
= 0; i
< config
->entry_count
; i
++) {
1258 if (StrCmp(config
->entries
[i
]->file
, var
) == 0) {
1259 config
->idx_default
= i
;
1260 config
->idx_default_efivar
= i
;
1269 config
->idx_default_efivar
= -1;
1271 if (config
->entry_count
== 0)
1275 * Match the pattern from the end of the list to the start, find last
1276 * entry (largest number) matching the given pattern.
1278 if (config
->entry_default_pattern
) {
1279 i
= config
->entry_count
;
1281 if (config
->entries
[i
]->no_autoselect
)
1283 if (MetaiMatch(config
->entries
[i
]->file
, config
->entry_default_pattern
)) {
1284 config
->idx_default
= i
;
1290 /* select the last suitable entry */
1291 i
= config
->entry_count
;
1293 if (config
->entries
[i
]->no_autoselect
)
1295 config
->idx_default
= i
;
1299 /* no entry found */
1300 config
->idx_default
= -1;
1303 /* generate a unique title, avoiding non-distinguishable menu entries */
1304 static VOID
config_title_generate(Config
*config
) {
1309 for (i
= 0; i
< config
->entry_count
; i
++) {
1312 FreePool(config
->entries
[i
]->title_show
);
1313 title
= config
->entries
[i
]->title
;
1315 title
= config
->entries
[i
]->file
;
1316 config
->entries
[i
]->title_show
= StrDuplicate(title
);
1320 for (i
= 0; i
< config
->entry_count
; i
++) {
1321 for (k
= 0; k
< config
->entry_count
; k
++) {
1324 if (StrCmp(config
->entries
[i
]->title_show
, config
->entries
[k
]->title_show
) != 0)
1328 config
->entries
[i
]->non_unique
= TRUE
;
1329 config
->entries
[k
]->non_unique
= TRUE
;
1335 /* add version to non-unique titles */
1336 for (i
= 0; i
< config
->entry_count
; i
++) {
1339 if (!config
->entries
[i
]->non_unique
)
1341 if (!config
->entries
[i
]->version
)
1344 s
= PoolPrint(L
"%s (%s)", config
->entries
[i
]->title_show
, config
->entries
[i
]->version
);
1345 FreePool(config
->entries
[i
]->title_show
);
1346 config
->entries
[i
]->title_show
= s
;
1347 config
->entries
[i
]->non_unique
= FALSE
;
1351 for (i
= 0; i
< config
->entry_count
; i
++) {
1352 for (k
= 0; k
< config
->entry_count
; k
++) {
1355 if (StrCmp(config
->entries
[i
]->title_show
, config
->entries
[k
]->title_show
) != 0)
1359 config
->entries
[i
]->non_unique
= TRUE
;
1360 config
->entries
[k
]->non_unique
= TRUE
;
1366 /* add machine-id to non-unique titles */
1367 for (i
= 0; i
< config
->entry_count
; i
++) {
1371 if (!config
->entries
[i
]->non_unique
)
1373 if (!config
->entries
[i
]->machine_id
)
1376 m
= StrDuplicate(config
->entries
[i
]->machine_id
);
1378 s
= PoolPrint(L
"%s (%s)", config
->entries
[i
]->title_show
, m
);
1379 FreePool(config
->entries
[i
]->title_show
);
1380 config
->entries
[i
]->title_show
= s
;
1381 config
->entries
[i
]->non_unique
= FALSE
;
1386 for (i
= 0; i
< config
->entry_count
; i
++) {
1387 for (k
= 0; k
< config
->entry_count
; k
++) {
1390 if (StrCmp(config
->entries
[i
]->title_show
, config
->entries
[k
]->title_show
) != 0)
1394 config
->entries
[i
]->non_unique
= TRUE
;
1395 config
->entries
[k
]->non_unique
= TRUE
;
1401 /* add file name to non-unique titles */
1402 for (i
= 0; i
< config
->entry_count
; i
++) {
1405 if (!config
->entries
[i
]->non_unique
)
1407 s
= PoolPrint(L
"%s (%s)", config
->entries
[i
]->title_show
, config
->entries
[i
]->file
);
1408 FreePool(config
->entries
[i
]->title_show
);
1409 config
->entries
[i
]->title_show
= s
;
1410 config
->entries
[i
]->non_unique
= FALSE
;
1414 static BOOLEAN
config_entry_add_call(Config
*config
, CHAR16
*title
, EFI_STATUS (*call
)(VOID
)) {
1417 entry
= AllocateZeroPool(sizeof(ConfigEntry
));
1418 entry
->title
= StrDuplicate(title
);
1420 entry
->no_autoselect
= TRUE
;
1421 config_add_entry(config
, entry
);
1425 static ConfigEntry
*config_entry_add_loader(Config
*config
, EFI_HANDLE
*device
,
1426 enum loader_type type
,CHAR16
*file
, CHAR16 key
, CHAR16
*title
, CHAR16
*loader
) {
1429 entry
= AllocateZeroPool(sizeof(ConfigEntry
));
1431 entry
->title
= StrDuplicate(title
);
1432 entry
->device
= device
;
1433 entry
->loader
= StrDuplicate(loader
);
1434 entry
->file
= StrDuplicate(file
);
1435 StrLwr(entry
->file
);
1437 config_add_entry(config
, entry
);
1442 static BOOLEAN
config_entry_add_loader_auto(Config
*config
, EFI_HANDLE
*device
, EFI_FILE
*root_dir
, CHAR16
*loaded_image_path
,
1443 CHAR16
*file
, CHAR16 key
, CHAR16
*title
, CHAR16
*loader
) {
1444 EFI_FILE_HANDLE handle
;
1448 /* do not add an entry for ourselves */
1449 if (loaded_image_path
&& StriCmp(loader
, loaded_image_path
) == 0)
1452 /* check existence */
1453 err
= uefi_call_wrapper(root_dir
->Open
, 5, root_dir
, &handle
, loader
, EFI_FILE_MODE_READ
, 0ULL);
1456 uefi_call_wrapper(handle
->Close
, 1, handle
);
1458 entry
= config_entry_add_loader(config
, device
, LOADER_UNDEFINED
, file
, key
, title
, loader
);
1462 /* do not boot right away into auto-detected entries */
1463 entry
->no_autoselect
= TRUE
;
1468 static VOID
config_entry_add_osx(Config
*config
) {
1470 UINTN handle_count
= 0;
1471 EFI_HANDLE
*handles
= NULL
;
1473 err
= LibLocateHandle(ByProtocol
, &FileSystemProtocol
, NULL
, &handle_count
, &handles
);
1474 if (!EFI_ERROR(err
)) {
1477 for (i
= 0; i
< handle_count
; i
++) {
1481 root
= LibOpenRoot(handles
[i
]);
1484 found
= config_entry_add_loader_auto(config
, handles
[i
], root
, NULL
, L
"auto-osx", 'a', L
"OS X",
1485 L
"\\System\\Library\\CoreServices\\boot.efi");
1486 uefi_call_wrapper(root
->Close
, 1, root
);
1495 static VOID
config_entry_add_linux( Config
*config
, EFI_LOADED_IMAGE
*loaded_image
, EFI_FILE
*root_dir
) {
1496 EFI_FILE_HANDLE linux_dir
;
1500 err
= uefi_call_wrapper(root_dir
->Open
, 5, root_dir
, &linux_dir
, L
"\\EFI\\Linux", EFI_FILE_MODE_READ
, 0ULL);
1501 if (!EFI_ERROR(err
)) {
1506 CHAR8
*sections
[] = {
1508 (UINT8
*)".cmdline",
1511 UINTN offs
[ELEMENTSOF(sections
)-1] = {};
1512 UINTN szs
[ELEMENTSOF(sections
)-1] = {};
1513 UINTN addrs
[ELEMENTSOF(sections
)-1] = {};
1514 CHAR8
*content
= NULL
;
1519 CHAR16
*os_name
= NULL
;
1520 CHAR16
*os_id
= NULL
;
1521 CHAR16
*os_version
= NULL
;
1522 CHAR16
*os_build
= NULL
;
1524 bufsize
= sizeof(buf
);
1525 err
= uefi_call_wrapper(linux_dir
->Read
, 3, linux_dir
, &bufsize
, buf
);
1526 if (bufsize
== 0 || EFI_ERROR(err
))
1529 f
= (EFI_FILE_INFO
*) buf
;
1530 if (f
->FileName
[0] == '.')
1532 if (f
->Attribute
& EFI_FILE_DIRECTORY
)
1534 len
= StrLen(f
->FileName
);
1537 if (StriCmp(f
->FileName
+ len
- 4, L
".efi") != 0)
1540 /* look for .osrel and .cmdline sections in the .efi binary */
1541 err
= pefile_locate_sections(linux_dir
, f
->FileName
, sections
, addrs
, offs
, szs
);
1545 len
= file_read(linux_dir
, f
->FileName
, offs
[0], szs
[0], &content
);
1549 /* read properties from the embedded os-release file */
1551 while ((line
= line_get_key_value(content
, (CHAR8
*)"=", &pos
, &key
, &value
))) {
1552 if (strcmpa((CHAR8
*)"PRETTY_NAME", key
) == 0) {
1554 os_name
= stra_to_str(value
);
1558 if (strcmpa((CHAR8
*)"ID", key
) == 0) {
1560 os_id
= stra_to_str(value
);
1564 if (strcmpa((CHAR8
*)"VERSION_ID", key
) == 0) {
1565 FreePool(os_version
);
1566 os_version
= stra_to_str(value
);
1570 if (strcmpa((CHAR8
*)"BUILD_ID", key
) == 0) {
1572 os_build
= stra_to_str(value
);
1577 if (os_name
&& os_id
&& (os_version
|| os_build
)) {
1582 conf
= PoolPrint(L
"%s-%s", os_id
, os_version
? : os_build
);
1583 path
= PoolPrint(L
"\\EFI\\Linux\\%s", f
->FileName
);
1584 entry
= config_entry_add_loader(config
, loaded_image
->DeviceHandle
, LOADER_LINUX
, conf
, 'l', os_name
, path
);
1587 /* read the embedded cmdline file */
1588 len
= file_read(linux_dir
, f
->FileName
, offs
[1], szs
[1] - 1 , &content
);
1590 cmdline
= stra_to_str(content
);
1591 entry
->options
= cmdline
;
1601 FreePool(os_version
);
1605 uefi_call_wrapper(linux_dir
->Close
, 1, linux_dir
);
1609 static EFI_STATUS
image_start(EFI_HANDLE parent_image
, const Config
*config
, const ConfigEntry
*entry
) {
1611 EFI_DEVICE_PATH
*path
;
1615 path
= FileDevicePath(entry
->device
, entry
->loader
);
1617 Print(L
"Error getting device path.");
1618 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1619 return EFI_INVALID_PARAMETER
;
1622 err
= uefi_call_wrapper(BS
->LoadImage
, 6, FALSE
, parent_image
, path
, NULL
, 0, &image
);
1623 if (EFI_ERROR(err
)) {
1624 Print(L
"Error loading %s: %r", entry
->loader
, err
);
1625 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1629 if (config
->options_edit
)
1630 options
= config
->options_edit
;
1631 else if (entry
->options
)
1632 options
= entry
->options
;
1636 EFI_LOADED_IMAGE
*loaded_image
;
1638 err
= uefi_call_wrapper(BS
->OpenProtocol
, 6, image
, &LoadedImageProtocol
, (VOID
**)&loaded_image
,
1639 parent_image
, NULL
, EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
1640 if (EFI_ERROR(err
)) {
1641 Print(L
"Error getting LoadedImageProtocol handle: %r", err
);
1642 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1645 loaded_image
->LoadOptions
= options
;
1646 loaded_image
->LoadOptionsSize
= (StrLen(loaded_image
->LoadOptions
)+1) * sizeof(CHAR16
);
1649 efivar_set_time_usec(L
"LoaderTimeExecUSec", 0);
1650 err
= uefi_call_wrapper(BS
->StartImage
, 3, image
, NULL
, NULL
);
1652 uefi_call_wrapper(BS
->UnloadImage
, 1, image
);
1658 static EFI_STATUS
reboot_into_firmware(VOID
) {
1664 osind
= EFI_OS_INDICATIONS_BOOT_TO_FW_UI
;
1666 err
= efivar_get_raw(&global_guid
, L
"OsIndications", &b
, &size
);
1667 if (!EFI_ERROR(err
))
1668 osind
|= (UINT64
)*b
;
1671 err
= efivar_set_raw(&global_guid
, L
"OsIndications", (CHAR8
*)&osind
, sizeof(UINT64
), TRUE
);
1675 err
= uefi_call_wrapper(RT
->ResetSystem
, 4, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
1676 Print(L
"Error calling ResetSystem: %r", err
);
1677 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1681 static VOID
config_free(Config
*config
) {
1684 for (i
= 0; i
< config
->entry_count
; i
++)
1685 config_entry_free(config
->entries
[i
]);
1686 FreePool(config
->entries
);
1687 FreePool(config
->entry_default_pattern
);
1688 FreePool(config
->options_edit
);
1689 FreePool(config
->entry_oneshot
);
1692 EFI_STATUS
efi_main(EFI_HANDLE image
, EFI_SYSTEM_TABLE
*sys_table
) {
1696 EFI_LOADED_IMAGE
*loaded_image
;
1698 CHAR16
*loaded_image_path
;
1699 EFI_DEVICE_PATH
*device_path
;
1703 BOOLEAN menu
= FALSE
;
1705 InitializeLib(image
, sys_table
);
1706 init_usec
= time_usec();
1707 efivar_set_time_usec(L
"LoaderTimeInitUSec", init_usec
);
1708 efivar_set(L
"LoaderInfo", L
"systemd-boot " VERSION
, FALSE
);
1709 s
= PoolPrint(L
"%s %d.%02d", ST
->FirmwareVendor
, ST
->FirmwareRevision
>> 16, ST
->FirmwareRevision
& 0xffff);
1710 efivar_set(L
"LoaderFirmwareInfo", s
, FALSE
);
1712 s
= PoolPrint(L
"UEFI %d.%02d", ST
->Hdr
.Revision
>> 16, ST
->Hdr
.Revision
& 0xffff);
1713 efivar_set(L
"LoaderFirmwareType", s
, FALSE
);
1716 err
= uefi_call_wrapper(BS
->OpenProtocol
, 6, image
, &LoadedImageProtocol
, (VOID
**)&loaded_image
,
1717 image
, NULL
, EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
1718 if (EFI_ERROR(err
)) {
1719 Print(L
"Error getting a LoadedImageProtocol handle: %r ", err
);
1720 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1724 /* export the device path this image is started from */
1725 device_path
= DevicePathFromHandle(loaded_image
->DeviceHandle
);
1727 EFI_DEVICE_PATH
*path
, *paths
;
1729 paths
= UnpackDevicePath(device_path
);
1730 for (path
= paths
; !IsDevicePathEnd(path
); path
= NextDevicePathNode(path
)) {
1731 HARDDRIVE_DEVICE_PATH
*drive
;
1734 if (DevicePathType(path
) != MEDIA_DEVICE_PATH
)
1736 if (DevicePathSubType(path
) != MEDIA_HARDDRIVE_DP
)
1738 drive
= (HARDDRIVE_DEVICE_PATH
*)path
;
1739 if (drive
->SignatureType
!= SIGNATURE_TYPE_GUID
)
1742 GuidToString(uuid
, (EFI_GUID
*)&drive
->Signature
);
1743 efivar_set(L
"LoaderDevicePartUUID", uuid
, FALSE
);
1749 root_dir
= LibOpenRoot(loaded_image
->DeviceHandle
);
1751 Print(L
"Unable to open root directory: %r ", err
);
1752 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1753 return EFI_LOAD_ERROR
;
1757 /* the filesystem path to this image, to prevent adding ourselves to the menu */
1758 loaded_image_path
= DevicePathToStr(loaded_image
->FilePath
);
1759 efivar_set(L
"LoaderImageIdentifier", loaded_image_path
, FALSE
);
1761 /* scan "\loader\entries\*.conf" files */
1762 ZeroMem(&config
, sizeof(Config
));
1763 config_load(&config
, loaded_image
->DeviceHandle
, root_dir
, loaded_image_path
);
1765 /* if we find some well-known loaders, add them to the end of the list */
1766 config_entry_add_linux(&config
, loaded_image
, root_dir
);
1767 config_entry_add_loader_auto(&config
, loaded_image
->DeviceHandle
, root_dir
, loaded_image_path
,
1768 L
"auto-windows", 'w', L
"Windows Boot Manager", L
"\\EFI\\Microsoft\\Boot\\bootmgfw.efi");
1769 config_entry_add_loader_auto(&config
, loaded_image
->DeviceHandle
, root_dir
, loaded_image_path
,
1770 L
"auto-efi-shell", 's', L
"EFI Shell", L
"\\shell" EFI_MACHINE_TYPE_NAME
".efi");
1771 config_entry_add_loader_auto(&config
, loaded_image
->DeviceHandle
, root_dir
, loaded_image_path
,
1772 L
"auto-efi-default", '\0', L
"EFI Default Loader", L
"\\EFI\\Boot\\boot" EFI_MACHINE_TYPE_NAME
".efi");
1773 config_entry_add_osx(&config
);
1775 if (efivar_get_raw(&global_guid
, L
"OsIndicationsSupported", &b
, &size
) == EFI_SUCCESS
) {
1776 UINT64 osind
= (UINT64
)*b
;
1778 if (osind
& EFI_OS_INDICATIONS_BOOT_TO_FW_UI
)
1779 config_entry_add_call(&config
, L
"Reboot Into Firmware Interface", reboot_into_firmware
);
1783 if (config
.entry_count
== 0) {
1784 Print(L
"No loader found. Configuration files in \\loader\\entries\\*.conf are needed.");
1785 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1789 config_title_generate(&config
);
1791 /* select entry by configured pattern or EFI LoaderDefaultEntry= variable*/
1792 config_default_entry_select(&config
);
1794 /* if no configured entry to select from was found, enable the menu */
1795 if (config
.idx_default
== -1) {
1796 config
.idx_default
= 0;
1797 if (config
.timeout_sec
== 0)
1798 config
.timeout_sec
= 10;
1801 /* select entry or show menu when key is pressed or timeout is set */
1802 if (config
.timeout_sec
== 0) {
1805 err
= console_key_read(&key
, FALSE
);
1806 if (!EFI_ERROR(err
)) {
1809 /* find matching key in config entries */
1810 idx
= entry_lookup_key(&config
, config
.idx_default
, KEYCHAR(key
));
1812 config
.idx_default
= idx
;
1822 entry
= config
.entries
[config
.idx_default
];
1824 efivar_set_time_usec(L
"LoaderTimeMenuUSec", 0);
1825 uefi_call_wrapper(BS
->SetWatchdogTimer
, 4, 0, 0x10000, 0, NULL
);
1826 if (!menu_run(&config
, &entry
, loaded_image_path
))
1829 /* run special entry like "reboot" */
1836 /* export the selected boot entry to the system */
1837 efivar_set(L
"LoaderEntrySelected", entry
->file
, FALSE
);
1839 uefi_call_wrapper(BS
->SetWatchdogTimer
, 4, 5 * 60, 0x10000, 0, NULL
);
1840 err
= image_start(image
, &config
, entry
);
1841 if (EFI_ERROR(err
)) {
1842 graphics_mode(FALSE
);
1843 Print(L
"\nFailed to execute %s (%s): %r\n", entry
->title
, entry
->loader
, err
);
1844 uefi_call_wrapper(BS
->Stall
, 1, 3 * 1000 * 1000);
1849 config
.timeout_sec
= 0;
1853 FreePool(loaded_image_path
);
1854 config_free(&config
);
1855 uefi_call_wrapper(root_dir
->Close
, 1, root_dir
);
1856 uefi_call_wrapper(BS
->CloseProtocol
, 4, image
, &LoadedImageProtocol
, image
, NULL
);