3 * Main code for the boot menu
5 * Copyright (c) 2006-2010 Christoph Pfisterer
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * * Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the
20 * * Neither the name of Christoph Pfisterer nor the names of the
21 * contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 * Modifications copyright (c) 2012 Roderick W. Smith
39 * Modifications distributed under the terms of the GNU General Public
40 * License (GPL) version 3 (GPLv3), a copy of which must be distributed
41 * with this source code or binaries made from it.
52 #include "security_policy.h"
53 #include "../include/Handle.h"
54 #include "../include/refit_call_wrapper.h"
55 #include "driver_support.h"
56 #include "../include/syslinux_mbr.h"
58 #ifdef __MAKEWITH_GNUEFI
59 #define EFI_SECURITY_VIOLATION EFIERR (26)
61 #include "../EfiLib/BdsHelper.h"
62 #endif // __MAKEWITH_GNUEFI
67 #define MACOSX_LOADER_PATH L"System\\Library\\CoreServices\\boot.efi"
69 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi,\\EFI\\tools\\shellx64.efi,\\shellx64.efi"
70 #define DRIVER_DIRS L"drivers,drivers_x64"
71 #define FALLBACK_FULLNAME L"EFI\\BOOT\\bootx64.efi"
72 #define FALLBACK_BASENAME L"bootx64.efi"
74 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi,\\EFI\\tools\\shellia32.efi,\\shellia32.efi"
75 #define DRIVER_DIRS L"drivers,drivers_ia32"
76 #define FALLBACK_FULLNAME L"EFI\\BOOT\\bootia32.efi"
77 #define FALLBACK_BASENAME L"bootia32.efi"
79 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi"
80 #define DRIVER_DIRS L"drivers"
81 #define FALLBACK_FULLNAME L"EFI\\BOOT\\boot.efi" /* Not really correct */
82 #define FALLBACK_BASENAME L"boot.efi" /* Not really correct */
85 #define MOK_NAMES L"\\EFI\\tools\\MokManager.efi,\\EFI\\redhat\\MokManager.efi,\\EFI\\ubuntu\\MokManager.efi,\\EFI\\suse\\MokManager"
87 // Filename patterns that identify EFI boot loaders. Note that a single case (either L"*.efi" or
88 // L"*.EFI") is fine for most systems; but Gigabyte's buggy Hybrid EFI does a case-sensitive
89 // comparison when it should do a case-insensitive comparison, so I'm doubling this up. It does
90 // no harm on other computers, AFAIK. In theory, every case variation should be done for
91 // completeness, but that's ridiculous....
92 #define LOADER_MATCH_PATTERNS L"*.efi,*.EFI"
94 // Patterns that identify Linux kernels. Added to the loader match pattern when the
95 // scan_all_linux_kernels option is set in the configuration file. Causes kernels WITHOUT
96 // a ".efi" extension to be found when scanning for boot loaders.
97 #define LINUX_MATCH_PATTERNS L"vmlinuz*,bzImage*"
99 // Default hint text for program-launch submenus
100 #define SUBSCREEN_HINT1 L"Use arrow keys to move cursor; Enter to boot;"
101 #define SUBSCREEN_HINT2 L"Insert or F2 to edit options; Esc to return to main menu"
102 #define SUBSCREEN_HINT2_NO_EDITOR L"Esc to return to main menu"
104 static REFIT_MENU_ENTRY MenuEntryAbout
= { L
"About rEFInd", TAG_ABOUT
, 1, 0, 'A', NULL
, NULL
, NULL
};
105 static REFIT_MENU_ENTRY MenuEntryReset
= { L
"Reboot Computer", TAG_REBOOT
, 1, 0, 'R', NULL
, NULL
, NULL
};
106 static REFIT_MENU_ENTRY MenuEntryShutdown
= { L
"Shut Down Computer", TAG_SHUTDOWN
, 1, 0, 'U', NULL
, NULL
, NULL
};
107 static REFIT_MENU_ENTRY MenuEntryReturn
= { L
"Return to Main Menu", TAG_RETURN
, 0, 0, 0, NULL
, NULL
, NULL
};
108 static REFIT_MENU_ENTRY MenuEntryExit
= { L
"Exit rEFInd", TAG_EXIT
, 1, 0, 0, NULL
, NULL
, NULL
};
110 static REFIT_MENU_SCREEN MainMenu
= { L
"Main Menu", NULL
, 0, NULL
, 0, NULL
, 0, L
"Automatic boot",
111 L
"Use arrow keys to move cursor; Enter to boot;",
112 L
"Insert or F2 for more options; Esc to refresh" };
113 static REFIT_MENU_SCREEN AboutMenu
= { L
"About", NULL
, 0, NULL
, 0, NULL
, 0, NULL
, L
"Press Enter to return to main menu", L
"" };
115 REFIT_CONFIG GlobalConfig
= { FALSE
, FALSE
, 0, 0, 0, DONT_CHANGE_TEXT_MODE
, 20, 0, 0, GRAPHICS_FOR_OSX
, LEGACY_TYPE_MAC
, 0,
116 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
117 {TAG_SHELL
, TAG_APPLE_RECOVERY
, TAG_MOK_TOOL
, TAG_ABOUT
, TAG_SHUTDOWN
, TAG_REBOOT
, 0, 0, 0, 0, 0 }};
119 // Structure used to hold boot loader filenames and time stamps in
120 // a linked list; used to sort entries within a directory.
124 struct LOADER_LIST
*NextEntry
;
131 static VOID
AboutrEFInd(VOID
)
133 CHAR16
*TempStr
; // Note: Don't deallocate; moved to menu structure
135 if (AboutMenu
.EntryCount
== 0) {
136 AboutMenu
.TitleImage
= BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT
);
137 AddMenuInfoLine(&AboutMenu
, L
"rEFInd Version 0.6.6");
138 AddMenuInfoLine(&AboutMenu
, L
"");
139 AddMenuInfoLine(&AboutMenu
, L
"Copyright (c) 2006-2010 Christoph Pfisterer");
140 AddMenuInfoLine(&AboutMenu
, L
"Copyright (c) 2012 Roderick W. Smith");
141 AddMenuInfoLine(&AboutMenu
, L
"Portions Copyright (c) Intel Corporation and others");
142 AddMenuInfoLine(&AboutMenu
, L
"Distributed under the terms of the GNU GPLv3 license");
143 AddMenuInfoLine(&AboutMenu
, L
"");
144 AddMenuInfoLine(&AboutMenu
, L
"Running on:");
145 TempStr
= AllocateZeroPool(256 * sizeof(CHAR16
));
146 SPrint(TempStr
, 255, L
" EFI Revision %d.%02d", ST
->Hdr
.Revision
>> 16, ST
->Hdr
.Revision
& ((1 << 16) - 1));
147 AddMenuInfoLine(&AboutMenu
, TempStr
);
149 AddMenuInfoLine(&AboutMenu
, L
" Platform: x86 (32 bit)");
150 #elif defined(EFIX64)
151 TempStr
= AllocateZeroPool(256 * sizeof(CHAR16
));
152 SPrint(TempStr
, 255, L
" Platform: x86_64 (64 bit); Secure Boot %s", secure_mode() ? L
"active" : L
"inactive");
153 AddMenuInfoLine(&AboutMenu
, TempStr
);
155 AddMenuInfoLine(&AboutMenu
, L
" Platform: unknown");
157 TempStr
= AllocateZeroPool(256 * sizeof(CHAR16
));
158 SPrint(TempStr
, 255, L
" Firmware: %s %d.%02d",
159 ST
->FirmwareVendor
, ST
->FirmwareRevision
>> 16, ST
->FirmwareRevision
& ((1 << 16) - 1));
160 AddMenuInfoLine(&AboutMenu
, TempStr
);
161 TempStr
= AllocateZeroPool(256 * sizeof(CHAR16
));
162 SPrint(TempStr
, 255, L
" Screen Output: %s", egScreenDescription());
163 AddMenuInfoLine(&AboutMenu
, TempStr
);
164 AddMenuInfoLine(&AboutMenu
, L
"");
165 #if defined(__MAKEWITH_GNUEFI)
166 AddMenuInfoLine(&AboutMenu
, L
"Built with GNU-EFI");
168 AddMenuInfoLine(&AboutMenu
, L
"Built with TianoCore EDK2");
170 AddMenuInfoLine(&AboutMenu
, L
"");
171 AddMenuInfoLine(&AboutMenu
, L
"For more information, see the rEFInd Web site:");
172 AddMenuInfoLine(&AboutMenu
, L
"http://www.rodsbooks.com/refind/");
173 AddMenuEntry(&AboutMenu
, &MenuEntryReturn
);
176 RunMenu(&AboutMenu
, NULL
);
177 } /* VOID AboutrEFInd() */
179 // Launch an EFI binary.
180 static EFI_STATUS
StartEFIImageList(IN EFI_DEVICE_PATH
**DevicePaths
,
181 IN CHAR16
*LoadOptions
, IN CHAR16
*LoadOptionsPrefix
,
182 IN CHAR16
*ImageTitle
, IN CHAR8 OSType
,
183 OUT UINTN
*ErrorInStep
,
186 EFI_STATUS Status
, ReturnStatus
;
187 EFI_HANDLE ChildImageHandle
;
188 EFI_LOADED_IMAGE
*ChildLoadedImage
= NULL
;
189 UINTN DevicePathIndex
;
190 CHAR16 ErrorInfo
[256];
191 CHAR16
*FullLoadOptions
= NULL
;
193 if (ErrorInStep
!= NULL
)
197 if (LoadOptions
!= NULL
) {
198 if (LoadOptionsPrefix
!= NULL
) {
199 MergeStrings(&FullLoadOptions
, LoadOptions
, L
' ');
201 MergeStrings(&FullLoadOptions
, L
" ", 0);
202 // NOTE: That last space is also added by the EFI shell and seems to be significant
203 // when passing options to Apple's boot.efi...
206 MergeStrings(&FullLoadOptions
, LoadOptions
, 0);
208 } else { // LoadOptions == NULL
209 // NOTE: We provide a non-null string when no options are specified for safety;
210 // some systems (at least DUET) can hang when launching some programs (such as
211 // an EFI shell) without this.
212 FullLoadOptions
= StrDuplicate(L
" ");
215 Print(L
"Starting %s\nUsing load options '%s'\n", ImageTitle
, FullLoadOptions
);
217 // load the image into memory (and execute it, in the case of a shim/MOK image).
218 ReturnStatus
= Status
= EFI_NOT_FOUND
; // in case the list is empty
219 for (DevicePathIndex
= 0; DevicePaths
[DevicePathIndex
] != NULL
; DevicePathIndex
++) {
220 // NOTE: Below commented-out line could be more efficient if file were read ahead of
221 // time and passed as a pre-loaded image to LoadImage(), but it doesn't work on my
222 // 32-bit Mac Mini or my 64-bit Intel box when launching a Linux kernel; the
223 // kernel returns a "Failed to handle fs_proto" error message.
224 // TODO: Track down the cause of this error and fix it, if possible.
225 // ReturnStatus = Status = refit_call6_wrapper(BS->LoadImage, FALSE, SelfImageHandle, DevicePaths[DevicePathIndex],
226 // ImageData, ImageSize, &ChildImageHandle);
227 ReturnStatus
= Status
= refit_call6_wrapper(BS
->LoadImage
, FALSE
, SelfImageHandle
, DevicePaths
[DevicePathIndex
],
228 NULL
, 0, &ChildImageHandle
);
229 if (ReturnStatus
!= EFI_NOT_FOUND
) {
233 SPrint(ErrorInfo
, 255, L
"while loading %s", ImageTitle
);
234 if (CheckError(Status
, ErrorInfo
)) {
235 if (ErrorInStep
!= NULL
)
240 ReturnStatus
= Status
= refit_call3_wrapper(BS
->HandleProtocol
, ChildImageHandle
, &LoadedImageProtocol
,
241 (VOID
**) &ChildLoadedImage
);
242 if (CheckError(Status
, L
"while getting a LoadedImageProtocol handle")) {
243 if (ErrorInStep
!= NULL
)
247 ChildLoadedImage
->LoadOptions
= (VOID
*)FullLoadOptions
;
248 ChildLoadedImage
->LoadOptionsSize
= ((UINT32
)StrLen(FullLoadOptions
) + 1) * sizeof(CHAR16
);
249 // turn control over to the image
250 // TODO: (optionally) re-enable the EFI watchdog timer!
252 // close open file handles
254 ReturnStatus
= Status
= refit_call3_wrapper(BS
->StartImage
, ChildImageHandle
, NULL
, NULL
);
256 // control returns here when the child image calls Exit()
257 SPrint(ErrorInfo
, 255, L
"returned from %s", ImageTitle
);
258 if (CheckError(Status
, ErrorInfo
)) {
259 if (ErrorInStep
!= NULL
)
263 // re-open file handles
267 // unload the image, we don't care if it works or not...
268 Status
= refit_call1_wrapper(BS
->UnloadImage
, ChildImageHandle
);
271 MyFreePool(FullLoadOptions
);
273 } /* static EFI_STATUS StartEFIImageList() */
275 static EFI_STATUS
StartEFIImage(IN EFI_DEVICE_PATH
*DevicePath
,
276 IN CHAR16
*LoadOptions
, IN CHAR16
*LoadOptionsPrefix
,
277 IN CHAR16
*ImageTitle
, IN CHAR8 OSType
,
278 OUT UINTN
*ErrorInStep
,
281 EFI_DEVICE_PATH
*DevicePaths
[2];
283 DevicePaths
[0] = DevicePath
;
284 DevicePaths
[1] = NULL
;
285 return StartEFIImageList(DevicePaths
, LoadOptions
, LoadOptionsPrefix
, ImageTitle
, OSType
, ErrorInStep
, Verbose
);
286 } /* static EFI_STATUS StartEFIImage() */
289 // EFI OS loader functions
292 static VOID
StartLoader(IN LOADER_ENTRY
*Entry
)
294 UINTN ErrorInStep
= 0;
296 BeginExternalScreen(Entry
->UseGraphicsMode
, L
"Booting OS");
297 StartEFIImage(Entry
->DevicePath
, Entry
->LoadOptions
, Basename(Entry
->LoaderPath
),
298 Basename(Entry
->LoaderPath
), Entry
->OSType
, &ErrorInStep
, !Entry
->UseGraphicsMode
);
299 FinishExternalScreen();
302 // Locate an initrd or initramfs file that matches the kernel specified by LoaderPath.
303 // The matching file has a name that begins with "init" and includes the same version
304 // number string as is found in LoaderPath -- but not a longer version number string.
305 // For instance, if LoaderPath is \EFI\kernels\bzImage-3.3.0.efi, and if \EFI\kernels
306 // has a file called initramfs-3.3.0.img, this function will return the string
307 // '\EFI\kernels\initramfs-3.3.0.img'. If the directory ALSO contains the file
308 // initramfs-3.3.0-rc7.img or initramfs-13.3.0.img, those files will NOT match;
309 // however, initmine-3.3.0.img might match. (FindInitrd() returns the first match it
310 // finds). Thus, care should be taken to avoid placing duplicate matching files in
311 // the kernel's directory.
312 // If no matching init file can be found, returns NULL.
313 static CHAR16
* FindInitrd(IN CHAR16
*LoaderPath
, IN REFIT_VOLUME
*Volume
) {
314 CHAR16
*InitrdName
= NULL
, *FileName
, *KernelVersion
, *InitrdVersion
, *Path
;
315 REFIT_DIR_ITER DirIter
;
316 EFI_FILE_INFO
*DirEntry
;
318 FileName
= Basename(LoaderPath
);
319 KernelVersion
= FindNumbers(FileName
);
320 Path
= FindPath(LoaderPath
);
322 // Add trailing backslash for root directory; necessary on some systems, but must
323 // NOT be added to all directories, since on other systems, a trailing backslash on
324 // anything but the root directory causes them to flake out!
325 if (StrLen(Path
) == 0) {
326 MergeStrings(&Path
, L
"\\", 0);
328 DirIterOpen(Volume
->RootDir
, Path
, &DirIter
);
329 // Now add a trailing backslash if it was NOT added earlier, for consistency in
330 // building the InitrdName later....
331 if ((StrLen(Path
) > 0) && (Path
[StrLen(Path
) - 1] != L
'\\'))
332 MergeStrings(&Path
, L
"\\", 0);
333 while ((DirIterNext(&DirIter
, 2, L
"init*", &DirEntry
)) && (InitrdName
== NULL
)) {
334 InitrdVersion
= FindNumbers(DirEntry
->FileName
);
335 if (KernelVersion
!= NULL
) {
336 if (StriCmp(InitrdVersion
, KernelVersion
) == 0) {
337 MergeStrings(&InitrdName
, Path
, 0);
338 MergeStrings(&InitrdName
, DirEntry
->FileName
, 0);
341 if (InitrdVersion
== NULL
) {
342 MergeStrings(&InitrdName
, Path
, 0);
343 MergeStrings(&InitrdName
, DirEntry
->FileName
, 0);
346 MyFreePool(InitrdVersion
);
348 DirIterClose(&DirIter
);
350 // Note: Don't FreePool(FileName), since Basename returns a pointer WITHIN the string it's passed.
351 MyFreePool(KernelVersion
);
354 } // static CHAR16 * FindInitrd()
356 LOADER_ENTRY
* AddPreparedLoaderEntry(LOADER_ENTRY
*Entry
) {
357 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
360 } // LOADER_ENTRY * AddPreparedLoaderEntry()
362 // Creates a copy of a menu screen.
363 // Returns a pointer to the copy of the menu screen.
364 static REFIT_MENU_SCREEN
* CopyMenuScreen(REFIT_MENU_SCREEN
*Entry
) {
365 REFIT_MENU_SCREEN
*NewEntry
;
368 NewEntry
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
369 if ((Entry
!= NULL
) && (NewEntry
!= NULL
)) {
370 CopyMem(NewEntry
, Entry
, sizeof(REFIT_MENU_SCREEN
));
371 NewEntry
->Title
= (Entry
->Title
) ? StrDuplicate(Entry
->Title
) : NULL
;
372 NewEntry
->TimeoutText
= (Entry
->TimeoutText
) ? StrDuplicate(Entry
->TimeoutText
) : NULL
;
373 if (Entry
->TitleImage
!= NULL
) {
374 NewEntry
->TitleImage
= AllocatePool(sizeof(EG_IMAGE
));
375 if (NewEntry
->TitleImage
!= NULL
)
376 CopyMem(NewEntry
->TitleImage
, Entry
->TitleImage
, sizeof(EG_IMAGE
));
378 NewEntry
->InfoLines
= (CHAR16
**) AllocateZeroPool(Entry
->InfoLineCount
* (sizeof(CHAR16
*)));
379 for (i
= 0; i
< Entry
->InfoLineCount
&& NewEntry
->InfoLines
; i
++) {
380 NewEntry
->InfoLines
[i
] = (Entry
->InfoLines
[i
]) ? StrDuplicate(Entry
->InfoLines
[i
]) : NULL
;
382 NewEntry
->Entries
= (REFIT_MENU_ENTRY
**) AllocateZeroPool(Entry
->EntryCount
* (sizeof (REFIT_MENU_ENTRY
*)));
383 for (i
= 0; i
< Entry
->EntryCount
&& NewEntry
->Entries
; i
++) {
384 AddMenuEntry(NewEntry
, Entry
->Entries
[i
]);
386 NewEntry
->Hint1
= (Entry
->Hint1
) ? StrDuplicate(Entry
->Hint1
) : NULL
;
387 NewEntry
->Hint2
= (Entry
->Hint2
) ? StrDuplicate(Entry
->Hint2
) : NULL
;
390 } // static REFIT_MENU_SCREEN* CopyMenuScreen()
392 // Creates a copy of a menu entry. Intended to enable moving a stack-based
393 // menu entry (such as the ones for the "reboot" and "exit" functions) to
394 // to the heap. This enables easier deletion of the whole set of menu
395 // entries when re-scanning.
396 // Returns a pointer to the copy of the menu entry.
397 static REFIT_MENU_ENTRY
* CopyMenuEntry(REFIT_MENU_ENTRY
*Entry
) {
398 REFIT_MENU_ENTRY
*NewEntry
;
400 NewEntry
= AllocateZeroPool(sizeof(REFIT_MENU_ENTRY
));
401 if ((Entry
!= NULL
) && (NewEntry
!= NULL
)) {
402 CopyMem(NewEntry
, Entry
, sizeof(REFIT_MENU_ENTRY
));
403 NewEntry
->Title
= (Entry
->Title
) ? StrDuplicate(Entry
->Title
) : NULL
;
404 if (Entry
->BadgeImage
!= NULL
) {
405 NewEntry
->BadgeImage
= AllocatePool(sizeof(EG_IMAGE
));
406 if (NewEntry
->BadgeImage
!= NULL
)
407 CopyMem(NewEntry
->BadgeImage
, Entry
->BadgeImage
, sizeof(EG_IMAGE
));
409 if (Entry
->Image
!= NULL
) {
410 NewEntry
->Image
= AllocatePool(sizeof(EG_IMAGE
));
411 if (NewEntry
->Image
!= NULL
)
412 CopyMem(NewEntry
->Image
, Entry
->Image
, sizeof(EG_IMAGE
));
414 if (Entry
->SubScreen
!= NULL
) {
415 NewEntry
->SubScreen
= CopyMenuScreen(Entry
->SubScreen
);
419 } // REFIT_MENU_ENTRY* CopyMenuEntry()
421 // Creates a new LOADER_ENTRY data structure and populates it with
422 // default values from the specified Entry, or NULL values if Entry
423 // is unspecified (NULL).
424 // Returns a pointer to the new data structure, or NULL if it
425 // couldn't be allocated
426 LOADER_ENTRY
*InitializeLoaderEntry(IN LOADER_ENTRY
*Entry
) {
427 LOADER_ENTRY
*NewEntry
= NULL
;
429 NewEntry
= AllocateZeroPool(sizeof(LOADER_ENTRY
));
430 if (NewEntry
!= NULL
) {
431 NewEntry
->me
.Title
= NULL
;
432 NewEntry
->me
.Tag
= TAG_LOADER
;
433 NewEntry
->Enabled
= TRUE
;
434 NewEntry
->UseGraphicsMode
= FALSE
;
435 NewEntry
->OSType
= 0;
437 NewEntry
->LoaderPath
= (Entry
->LoaderPath
) ? StrDuplicate(Entry
->LoaderPath
) : NULL
;
438 NewEntry
->VolName
= (Entry
->VolName
) ? StrDuplicate(Entry
->VolName
) : NULL
;
439 NewEntry
->DevicePath
= Entry
->DevicePath
;
440 NewEntry
->UseGraphicsMode
= Entry
->UseGraphicsMode
;
441 NewEntry
->LoadOptions
= (Entry
->LoadOptions
) ? StrDuplicate(Entry
->LoadOptions
) : NULL
;
442 NewEntry
->InitrdPath
= (Entry
->InitrdPath
) ? StrDuplicate(Entry
->InitrdPath
) : NULL
;
446 } // LOADER_ENTRY *InitializeLoaderEntry()
448 // Adds InitrdPath to Options, but only if Options doesn't already include an
449 // initrd= line. Done to enable overriding the default initrd selection in a
450 // refind_linux.conf file's options list.
451 // Returns a pointer to a new string. The calling function is responsible for
452 // freeing its memory.
453 static CHAR16
*AddInitrdToOptions(CHAR16
*Options
, CHAR16
*InitrdPath
) {
454 CHAR16
*NewOptions
= NULL
;
457 NewOptions
= StrDuplicate(Options
);
458 if ((InitrdPath
!= NULL
) && !StriSubCmp(L
"initrd=", Options
)) {
459 MergeStrings(&NewOptions
, L
"initrd=", L
' ');
460 MergeStrings(&NewOptions
, InitrdPath
, 0);
463 } // CHAR16 *AddInitrdToOptions()
465 // Prepare a REFIT_MENU_SCREEN data structure for a subscreen entry. This sets up
466 // the default entry that launches the boot loader using the same options as the
467 // main Entry does. Subsequent options can be added by the calling function.
468 // If a subscreen already exists in the Entry that's passed to this function,
469 // it's left unchanged and a pointer to it is returned.
470 // Returns a pointer to the new subscreen data structure, or NULL if there
471 // were problems allocating memory.
472 REFIT_MENU_SCREEN
*InitializeSubScreen(IN LOADER_ENTRY
*Entry
) {
473 CHAR16
*FileName
, *MainOptions
= NULL
;
474 REFIT_MENU_SCREEN
*SubScreen
= NULL
;
475 LOADER_ENTRY
*SubEntry
;
477 FileName
= Basename(Entry
->LoaderPath
);
478 if (Entry
->me
.SubScreen
== NULL
) { // No subscreen yet; initialize default entry....
479 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
480 if (SubScreen
!= NULL
) {
481 SubScreen
->Title
= AllocateZeroPool(sizeof(CHAR16
) * 256);
482 SPrint(SubScreen
->Title
, 255, L
"Boot Options for %s on %s",
483 (Entry
->Title
!= NULL
) ? Entry
->Title
: FileName
, Entry
->VolName
);
484 SubScreen
->TitleImage
= Entry
->me
.Image
;
486 SubEntry
= InitializeLoaderEntry(Entry
);
487 if (SubEntry
!= NULL
) {
488 SubEntry
->me
.Title
= StrDuplicate(L
"Boot using default options");
489 MainOptions
= SubEntry
->LoadOptions
;
490 SubEntry
->LoadOptions
= AddInitrdToOptions(MainOptions
, SubEntry
->InitrdPath
);
491 MyFreePool(MainOptions
);
492 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
493 } // if (SubEntry != NULL)
494 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
495 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
496 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
498 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
500 } // if (SubScreen != NULL)
501 } else { // existing subscreen; less initialization, and just add new entry later....
502 SubScreen
= Entry
->me
.SubScreen
;
505 } // REFIT_MENU_SCREEN *InitializeSubScreen()
507 VOID
GenerateSubScreen(LOADER_ENTRY
*Entry
, IN REFIT_VOLUME
*Volume
) {
508 REFIT_MENU_SCREEN
*SubScreen
;
509 LOADER_ENTRY
*SubEntry
;
511 CHAR16 DiagsFileName
[256];
516 // create the submenu
517 if (StrLen(Entry
->Title
) == 0) {
518 MyFreePool(Entry
->Title
);
521 SubScreen
= InitializeSubScreen(Entry
);
523 // loader-specific submenu entries
524 if (Entry
->OSType
== 'M') { // entries for Mac OS X
526 SubEntry
= InitializeLoaderEntry(Entry
);
527 if (SubEntry
!= NULL
) {
528 SubEntry
->me
.Title
= L
"Boot Mac OS X with a 64-bit kernel";
529 SubEntry
->LoadOptions
= L
"arch=x86_64";
530 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
531 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
534 SubEntry
= InitializeLoaderEntry(Entry
);
535 if (SubEntry
!= NULL
) {
536 SubEntry
->me
.Title
= L
"Boot Mac OS X with a 32-bit kernel";
537 SubEntry
->LoadOptions
= L
"arch=i386";
538 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
539 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
543 if (!(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_SINGLEUSER
)) {
544 SubEntry
= InitializeLoaderEntry(Entry
);
545 if (SubEntry
!= NULL
) {
546 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode";
547 SubEntry
->UseGraphicsMode
= FALSE
;
548 SubEntry
->LoadOptions
= L
"-v";
549 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
553 SubEntry
= InitializeLoaderEntry(Entry
);
554 if (SubEntry
!= NULL
) {
555 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode (64-bit)";
556 SubEntry
->UseGraphicsMode
= FALSE
;
557 SubEntry
->LoadOptions
= L
"-v arch=x86_64";
558 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
561 SubEntry
= InitializeLoaderEntry(Entry
);
562 if (SubEntry
!= NULL
) {
563 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode (32-bit)";
564 SubEntry
->UseGraphicsMode
= FALSE
;
565 SubEntry
->LoadOptions
= L
"-v arch=i386";
566 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
570 SubEntry
= InitializeLoaderEntry(Entry
);
571 if (SubEntry
!= NULL
) {
572 SubEntry
->me
.Title
= L
"Boot Mac OS X in single user mode";
573 SubEntry
->UseGraphicsMode
= FALSE
;
574 SubEntry
->LoadOptions
= L
"-v -s";
575 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
577 } // single-user mode allowed
579 if (!(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_SAFEMODE
)) {
580 SubEntry
= InitializeLoaderEntry(Entry
);
581 if (SubEntry
!= NULL
) {
582 SubEntry
->me
.Title
= L
"Boot Mac OS X in safe mode";
583 SubEntry
->UseGraphicsMode
= FALSE
;
584 SubEntry
->LoadOptions
= L
"-v -x";
585 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
587 } // safe mode allowed
589 // check for Apple hardware diagnostics
590 StrCpy(DiagsFileName
, L
"System\\Library\\CoreServices\\.diagnostics\\diags.efi");
591 if (FileExists(Volume
->RootDir
, DiagsFileName
) && !(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_HWTEST
)) {
592 SubEntry
= InitializeLoaderEntry(Entry
);
593 if (SubEntry
!= NULL
) {
594 SubEntry
->me
.Title
= L
"Run Apple Hardware Test";
595 MyFreePool(SubEntry
->LoaderPath
);
596 SubEntry
->LoaderPath
= StrDuplicate(DiagsFileName
);
597 SubEntry
->DevicePath
= FileDevicePath(Volume
->DeviceHandle
, SubEntry
->LoaderPath
);
598 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
599 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
601 } // if diagnostics entry found
603 } else if (Entry
->OSType
== 'L') { // entries for Linux kernels with EFI stub loaders
604 File
= ReadLinuxOptionsFile(Entry
->LoaderPath
, Volume
);
606 InitrdName
= FindInitrd(Entry
->LoaderPath
, Volume
);
607 TokenCount
= ReadTokenLine(File
, &TokenList
);
608 // first entry requires special processing, since it was initially set
609 // up with a default title but correct options by InitializeSubScreen(),
611 if ((SubScreen
->Entries
!= NULL
) && (SubScreen
->Entries
[0] != NULL
)) {
612 MyFreePool(SubScreen
->Entries
[0]->Title
);
613 SubScreen
->Entries
[0]->Title
= TokenList
[0] ? StrDuplicate(TokenList
[0]) : StrDuplicate(L
"Boot Linux");
615 FreeTokenLine(&TokenList
, &TokenCount
);
616 while ((TokenCount
= ReadTokenLine(File
, &TokenList
)) > 1) {
617 SubEntry
= InitializeLoaderEntry(Entry
);
618 SubEntry
->me
.Title
= TokenList
[0] ? StrDuplicate(TokenList
[0]) : StrDuplicate(L
"Boot Linux");
619 MyFreePool(SubEntry
->LoadOptions
);
620 SubEntry
->LoadOptions
= AddInitrdToOptions(TokenList
[1], InitrdName
);
621 FreeTokenLine(&TokenList
, &TokenCount
);
622 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_LINUX
;
623 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
625 MyFreePool(InitrdName
);
627 } // if Linux options file exists
629 } else if (Entry
->OSType
== 'E') { // entries for ELILO
630 SubEntry
= InitializeLoaderEntry(Entry
);
631 if (SubEntry
!= NULL
) {
632 SubEntry
->me
.Title
= L
"Run ELILO in interactive mode";
633 SubEntry
->LoadOptions
= L
"-p";
634 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
635 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
638 SubEntry
= InitializeLoaderEntry(Entry
);
639 if (SubEntry
!= NULL
) {
640 SubEntry
->me
.Title
= L
"Boot Linux for a 17\" iMac or a 15\" MacBook Pro (*)";
641 SubEntry
->UseGraphicsMode
= TRUE
;
642 SubEntry
->LoadOptions
= L
"-d 0 i17";
643 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
644 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
647 SubEntry
= InitializeLoaderEntry(Entry
);
648 if (SubEntry
!= NULL
) {
649 SubEntry
->me
.Title
= L
"Boot Linux for a 20\" iMac (*)";
650 SubEntry
->UseGraphicsMode
= TRUE
;
651 SubEntry
->LoadOptions
= L
"-d 0 i20";
652 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
653 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
656 SubEntry
= InitializeLoaderEntry(Entry
);
657 if (SubEntry
!= NULL
) {
658 SubEntry
->me
.Title
= L
"Boot Linux for a Mac Mini (*)";
659 SubEntry
->UseGraphicsMode
= TRUE
;
660 SubEntry
->LoadOptions
= L
"-d 0 mini";
661 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
662 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
665 AddMenuInfoLine(SubScreen
, L
"NOTE: This is an example. Entries");
666 AddMenuInfoLine(SubScreen
, L
"marked with (*) may not work.");
668 } else if (Entry
->OSType
== 'X') { // entries for xom.efi
669 // by default, skip the built-in selection and boot from hard disk only
670 Entry
->LoadOptions
= L
"-s -h";
672 SubEntry
= InitializeLoaderEntry(Entry
);
673 if (SubEntry
!= NULL
) {
674 SubEntry
->me
.Title
= L
"Boot Windows from Hard Disk";
675 SubEntry
->LoadOptions
= L
"-s -h";
676 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
677 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
680 SubEntry
= InitializeLoaderEntry(Entry
);
681 if (SubEntry
!= NULL
) {
682 SubEntry
->me
.Title
= L
"Boot Windows from CD-ROM";
683 SubEntry
->LoadOptions
= L
"-s -c";
684 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
685 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
688 SubEntry
= InitializeLoaderEntry(Entry
);
689 if (SubEntry
!= NULL
) {
690 SubEntry
->me
.Title
= L
"Run XOM in text mode";
691 SubEntry
->UseGraphicsMode
= FALSE
;
692 SubEntry
->LoadOptions
= L
"-v";
693 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
694 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
696 } // entries for xom.efi
697 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
698 Entry
->me
.SubScreen
= SubScreen
;
699 } // VOID GenerateSubScreen()
701 // Returns options for a Linux kernel. Reads them from an options file in the
702 // kernel's directory; and if present, adds an initrd= option for an initial
703 // RAM disk file with the same version number as the kernel file.
704 static CHAR16
* GetMainLinuxOptions(IN CHAR16
* LoaderPath
, IN REFIT_VOLUME
*Volume
) {
705 CHAR16
*Options
= NULL
, *InitrdName
, *FullOptions
= NULL
;
707 Options
= GetFirstOptionsFromFile(LoaderPath
, Volume
);
708 InitrdName
= FindInitrd(LoaderPath
, Volume
);
709 FullOptions
= AddInitrdToOptions(Options
, InitrdName
);
712 MyFreePool(InitrdName
);
713 return (FullOptions
);
714 } // static CHAR16 * GetMainLinuxOptions()
716 // Sets a few defaults for a loader entry -- mainly the icon, but also the OS type
717 // code and shortcut letter. For Linux EFI stub loaders, also sets kernel options
718 // that will (with luck) work fairly automatically.
719 VOID
SetLoaderDefaults(LOADER_ENTRY
*Entry
, CHAR16
*LoaderPath
, REFIT_VOLUME
*Volume
) {
720 CHAR16
*FileName
, *PathOnly
, *IconNames
= NULL
, *NoExtension
, *OSIconName
= NULL
, *Temp
, *SubString
;
721 CHAR16 ShortcutLetter
= 0;
724 FileName
= Basename(LoaderPath
);
725 PathOnly
= FindPath(LoaderPath
);
726 NoExtension
= StripEfiExtension(FileName
);
728 // locate a custom icon for the loader
729 // Anything found here takes precedence over the "hints" in the OSIconName variable
730 while ((Temp
= FindCommaDelimited(ICON_EXTENSIONS
, i
++)) != NULL
) {
731 MergeStrings(&IconNames
, NoExtension
, L
',');
732 MergeStrings(&IconNames
, Temp
, L
'.');
735 if (!Entry
->me
.Image
)
736 Entry
->me
.Image
= LoadIcns(Volume
->RootDir
, IconNames
, 128);
737 if (!Entry
->me
.Image
)
738 Entry
->me
.Image
= Volume
->VolIconImage
;
739 MyFreePool(IconNames
);
741 // Begin creating icon "hints" by using last part of directory path leading
743 Temp
= FindLastDirName(LoaderPath
);
744 MergeStrings(&OSIconName
, Temp
, L
',');
747 if (OSIconName
!= NULL
) {
748 ShortcutLetter
= OSIconName
[0];
751 // Add every "word" in the volume label, delimited by spaces, dashes (-), or
752 // underscores (_), to the list of hints to be used in searching for OS
754 if ((Volume
->VolName
) && (StrLen(Volume
->VolName
) > 0)) {
755 Temp
= SubString
= StrDuplicate(Volume
->VolName
);
757 Length
= StrLen(Temp
);
758 for (i
= 0; i
< Length
; i
++) {
759 if ((Temp
[i
] == L
' ') || (Temp
[i
] == L
'_') || (Temp
[i
] == L
'-')) {
761 if (StrLen(SubString
) > 0)
762 MergeStrings(&OSIconName
, SubString
, L
',');
763 SubString
= Temp
+ i
+ 1;
766 MergeStrings(&OSIconName
, SubString
, L
',');
771 // detect specific loaders
772 if (StriSubCmp(L
"bzImage", LoaderPath
) || StriSubCmp(L
"vmlinuz", LoaderPath
)) {
773 MergeStrings(&OSIconName
, L
"linux", L
',');
775 if (ShortcutLetter
== 0)
776 ShortcutLetter
= 'L';
777 Entry
->LoadOptions
= GetMainLinuxOptions(LoaderPath
, Volume
);
778 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_LINUX
;
779 } else if (StriSubCmp(L
"refit", LoaderPath
)) {
780 MergeStrings(&OSIconName
, L
"refit", L
',');
782 ShortcutLetter
= 'R';
783 } else if (StriCmp(LoaderPath
, MACOSX_LOADER_PATH
) == 0) {
784 if (Volume
->VolIconImage
!= NULL
) { // custom icon file found
785 Entry
->me
.Image
= Volume
->VolIconImage
;
787 MergeStrings(&OSIconName
, L
"mac", L
',');
789 ShortcutLetter
= 'M';
790 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
791 } else if (StriCmp(FileName
, L
"diags.efi") == 0) {
792 MergeStrings(&OSIconName
, L
"hwtest", L
',');
793 } else if (StriCmp(FileName
, L
"e.efi") == 0 || StriCmp(FileName
, L
"elilo.efi") == 0 || StriSubCmp(L
"elilo", FileName
)) {
794 MergeStrings(&OSIconName
, L
"elilo,linux", L
',');
796 if (ShortcutLetter
== 0)
797 ShortcutLetter
= 'L';
798 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
799 } else if (StriSubCmp(L
"grub", FileName
)) {
801 ShortcutLetter
= 'G';
802 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_GRUB
;
803 } else if (StriCmp(FileName
, L
"cdboot.efi") == 0 ||
804 StriCmp(FileName
, L
"bootmgr.efi") == 0 ||
805 StriCmp(FileName
, L
"bootmgfw.efi") == 0) {
806 MergeStrings(&OSIconName
, L
"win", L
',');
808 ShortcutLetter
= 'W';
809 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
810 } else if (StriCmp(FileName
, L
"xom.efi") == 0) {
811 MergeStrings(&OSIconName
, L
"xom,win", L
',');
812 Entry
->UseGraphicsMode
= TRUE
;
814 ShortcutLetter
= 'W';
815 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
818 if ((ShortcutLetter
>= 'a') && (ShortcutLetter
<= 'z'))
819 ShortcutLetter
= ShortcutLetter
- 'a' + 'A'; // convert lowercase to uppercase
820 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
821 if (Entry
->me
.Image
== NULL
)
822 Entry
->me
.Image
= LoadOSIcon(OSIconName
, L
"unknown", FALSE
);
823 MyFreePool(PathOnly
);
824 } // VOID SetLoaderDefaults()
826 // Add a specified EFI boot loader to the list, using automatic settings
827 // for icons, options, etc.
828 LOADER_ENTRY
* AddLoaderEntry(IN CHAR16
*LoaderPath
, IN CHAR16
*LoaderTitle
, IN REFIT_VOLUME
*Volume
) {
831 CleanUpPathNameSlashes(LoaderPath
);
832 Entry
= InitializeLoaderEntry(NULL
);
834 Entry
->Title
= StrDuplicate((LoaderTitle
!= NULL
) ? LoaderTitle
: LoaderPath
);
835 Entry
->me
.Title
= AllocateZeroPool(sizeof(CHAR16
) * 256);
836 SPrint(Entry
->me
.Title
, 255, L
"Boot %s from %s", (LoaderTitle
!= NULL
) ? LoaderTitle
: LoaderPath
, Volume
->VolName
);
838 Entry
->me
.BadgeImage
= Volume
->VolBadgeImage
;
839 if ((LoaderPath
!= NULL
) && (LoaderPath
[0] != L
'\\')) {
840 Entry
->LoaderPath
= StrDuplicate(L
"\\");
842 Entry
->LoaderPath
= NULL
;
844 MergeStrings(&(Entry
->LoaderPath
), LoaderPath
, 0);
845 Entry
->VolName
= Volume
->VolName
;
846 Entry
->DevicePath
= FileDevicePath(Volume
->DeviceHandle
, Entry
->LoaderPath
);
847 SetLoaderDefaults(Entry
, LoaderPath
, Volume
);
848 GenerateSubScreen(Entry
, Volume
);
849 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
853 } // LOADER_ENTRY * AddLoaderEntry()
855 // Returns -1 if (Time1 < Time2), +1 if (Time1 > Time2), or 0 if
856 // (Time1 == Time2). Precision is only to the nearest second; since
857 // this is used for sorting boot loader entries, differences smaller
858 // than this are likely to be meaningless (and unlikely!).
859 INTN
TimeComp(IN EFI_TIME
*Time1
, IN EFI_TIME
*Time2
) {
860 INT64 Time1InSeconds
, Time2InSeconds
;
862 // Following values are overestimates; I'm assuming 31 days in every month.
863 // This is fine for the purpose of this function, which is limited
864 Time1InSeconds
= Time1
->Second
+ (Time1
->Minute
* 60) + (Time1
->Hour
* 3600) + (Time1
->Day
* 86400) +
865 (Time1
->Month
* 2678400) + ((Time1
->Year
- 1998) * 32140800);
866 Time2InSeconds
= Time2
->Second
+ (Time2
->Minute
* 60) + (Time2
->Hour
* 3600) + (Time2
->Day
* 86400) +
867 (Time2
->Month
* 2678400) + ((Time2
->Year
- 1998) * 32140800);
868 if (Time1InSeconds
< Time2InSeconds
)
870 else if (Time1InSeconds
> Time2InSeconds
)
876 // Adds a loader list element, keeping it sorted by date. Returns the new
877 // first element (the one with the most recent date).
878 static struct LOADER_LIST
* AddLoaderListEntry(struct LOADER_LIST
*LoaderList
, struct LOADER_LIST
*NewEntry
) {
879 struct LOADER_LIST
*LatestEntry
, *CurrentEntry
, *PrevEntry
= NULL
;
881 LatestEntry
= CurrentEntry
= LoaderList
;
882 if (LoaderList
== NULL
) {
883 LatestEntry
= NewEntry
;
885 while ((CurrentEntry
!= NULL
) && (TimeComp(&(NewEntry
->TimeStamp
), &(CurrentEntry
->TimeStamp
)) < 0)) {
886 PrevEntry
= CurrentEntry
;
887 CurrentEntry
= CurrentEntry
->NextEntry
;
889 NewEntry
->NextEntry
= CurrentEntry
;
890 if (PrevEntry
== NULL
) {
891 LatestEntry
= NewEntry
;
893 PrevEntry
->NextEntry
= NewEntry
;
896 return (LatestEntry
);
897 } // static VOID AddLoaderListEntry()
899 // Delete the LOADER_LIST linked list
900 static VOID
CleanUpLoaderList(struct LOADER_LIST
*LoaderList
) {
901 struct LOADER_LIST
*Temp
;
903 while (LoaderList
!= NULL
) {
905 LoaderList
= LoaderList
->NextEntry
;
906 MyFreePool(Temp
->FileName
);
909 } // static VOID CleanUpLoaderList()
911 // Returns FALSE if the specified file/volume matches the GlobalConfig.DontScanDirs
912 // or GlobalConfig.DontScanVolumes specification, or if Path points to a volume
913 // other than the one specified by Volume. Returns TRUE if none of these conditions
914 // is met -- that is, if the path is eligible for scanning. Also reduces *Path to a
915 // path alone, with no volume specification.
916 static BOOLEAN
ShouldScan(REFIT_VOLUME
*Volume
, CHAR16
*Path
) {
917 CHAR16
*VolName
= NULL
, *DontScanDir
;
919 BOOLEAN ScanIt
= TRUE
;
921 if (IsIn(Volume
->VolName
, GlobalConfig
.DontScanVolumes
))
924 while ((DontScanDir
= FindCommaDelimited(GlobalConfig
.DontScanDirs
, i
++)) && ScanIt
) {
925 SplitVolumeAndFilename(&DontScanDir
, &VolName
);
926 CleanUpPathNameSlashes(DontScanDir
);
927 if (VolName
!= NULL
) {
928 if ((StriCmp(VolName
, Volume
->VolName
) == 0) && (StriCmp(DontScanDir
, Path
) == 0))
930 if ((StrLen(VolName
) > 2) && (VolName
[0] == L
'f') && (VolName
[1] == L
's') && (VolName
[2] >= L
'0') && (VolName
[2] <= L
'9')) {
931 VolNum
= Atoi(VolName
+ 2);
932 if ((VolNum
== Volume
->VolNumber
) && (StriCmp(DontScanDir
, Path
) == 0))
936 if (StriCmp(DontScanDir
, Path
) == 0)
939 MyFreePool(DontScanDir
);
943 } // BOOLEAN ShouldScan()
945 // Returns TRUE if the file is byte-for-byte identical with the fallback file
946 // on the volume AND if the file is not itself the fallback file; returns
947 // FALSE if the file is not identical to the fallback file OR if the file
948 // IS the fallback file. Intended for use in excluding the fallback boot
949 // loader when it's a duplicate of another boot loader.
950 BOOLEAN
DuplicatesFallback(IN REFIT_VOLUME
*Volume
, IN CHAR16
*FileName
) {
951 CHAR8
*FileContents
, *FallbackContents
;
952 EFI_FILE_HANDLE FileHandle
, FallbackHandle
;
953 EFI_FILE_INFO
*FileInfo
, *FallbackInfo
;
954 UINTN FileSize
= 0, FallbackSize
= 0;
956 BOOLEAN AreIdentical
= FALSE
;
958 CleanUpPathNameSlashes(FileName
);
960 if (StriCmp(FileName
, FALLBACK_FULLNAME
) == 0)
961 return FALSE
; // identical filenames, so not a duplicate....
963 Status
= refit_call5_wrapper(Volume
->RootDir
->Open
, Volume
->RootDir
, &FileHandle
, FileName
, EFI_FILE_MODE_READ
, 0);
964 if (Status
== EFI_SUCCESS
) {
965 FileInfo
= LibFileInfo(FileHandle
);
966 FileSize
= FileInfo
->FileSize
;
971 Status
= refit_call5_wrapper(Volume
->RootDir
->Open
, Volume
->RootDir
, &FallbackHandle
, FALLBACK_FULLNAME
, EFI_FILE_MODE_READ
, 0);
972 if (Status
== EFI_SUCCESS
) {
973 FallbackInfo
= LibFileInfo(FallbackHandle
);
974 FallbackSize
= FallbackInfo
->FileSize
;
976 refit_call1_wrapper(FileHandle
->Close
, FileHandle
);
980 if (FallbackSize
!= FileSize
) { // not same size, so can't be identical
981 AreIdentical
= FALSE
;
982 } else { // could be identical; do full check....
983 FileContents
= AllocatePool(FileSize
);
984 FallbackContents
= AllocatePool(FallbackSize
);
985 if (FileContents
&& FallbackContents
) {
986 Status
= refit_call3_wrapper(FileHandle
->Read
, FileHandle
, &FileSize
, FileContents
);
987 if (Status
== EFI_SUCCESS
)
988 Status
= refit_call3_wrapper(FallbackHandle
->Read
, FallbackHandle
, &FallbackSize
, FallbackContents
);
989 if (Status
== EFI_SUCCESS
) {
990 AreIdentical
= (CompareMem(FileContents
, FallbackContents
, FileSize
) == 0);
993 MyFreePool(FileContents
);
994 MyFreePool(FallbackContents
);
997 refit_call1_wrapper(FileHandle
->Close
, FileHandle
);
998 refit_call1_wrapper(FileHandle
->Close
, FallbackHandle
);
1001 } // BOOLEAN DuplicatesFallback()
1003 // Scan an individual directory for EFI boot loader files and, if found,
1004 // add them to the list. Exception: Ignores FALLBACK_FULLNAME, which is picked
1005 // up in ScanEfiFiles(). Sorts the entries within the loader directory so that
1006 // the most recent one appears first in the list.
1007 // Returns TRUE if a duplicate for FALLBACK_FILENAME was found, FALSE if not.
1008 static BOOLEAN
ScanLoaderDir(IN REFIT_VOLUME
*Volume
, IN CHAR16
*Path
, IN CHAR16
*Pattern
)
1011 REFIT_DIR_ITER DirIter
;
1012 EFI_FILE_INFO
*DirEntry
;
1013 CHAR16 FileName
[256], *Extension
;
1014 struct LOADER_LIST
*LoaderList
= NULL
, *NewLoader
;
1015 BOOLEAN FoundFallbackDuplicate
= FALSE
;
1017 if ((!SelfDirPath
|| !Path
|| ((StriCmp(Path
, SelfDirPath
) == 0) && (Volume
->DeviceHandle
!= SelfVolume
->DeviceHandle
)) ||
1018 (StriCmp(Path
, SelfDirPath
) != 0)) &&
1019 (ShouldScan(Volume
, Path
))) {
1020 // look through contents of the directory
1021 DirIterOpen(Volume
->RootDir
, Path
, &DirIter
);
1022 while (DirIterNext(&DirIter
, 2, Pattern
, &DirEntry
)) {
1023 Extension
= FindExtension(DirEntry
->FileName
);
1024 if (DirEntry
->FileName
[0] == '.' ||
1025 StriCmp(Extension
, L
".icns") == 0 ||
1026 StriCmp(Extension
, L
".png") == 0 ||
1027 (StriCmp(DirEntry
->FileName
, FALLBACK_BASENAME
) == 0 && (StriCmp(Path
, L
"EFI\\BOOT") == 0)) ||
1028 StriSubCmp(L
"shell", DirEntry
->FileName
) ||
1029 IsIn(DirEntry
->FileName
, GlobalConfig
.DontScanFiles
))
1030 continue; // skip this
1033 SPrint(FileName
, 255, L
"\\%s\\%s", Path
, DirEntry
->FileName
);
1035 SPrint(FileName
, 255, L
"\\%s", DirEntry
->FileName
);
1036 CleanUpPathNameSlashes(FileName
);
1037 NewLoader
= AllocateZeroPool(sizeof(struct LOADER_LIST
));
1038 if (NewLoader
!= NULL
) {
1039 NewLoader
->FileName
= StrDuplicate(FileName
);
1040 NewLoader
->TimeStamp
= DirEntry
->ModificationTime
;
1041 LoaderList
= AddLoaderListEntry(LoaderList
, NewLoader
);
1042 if (DuplicatesFallback(Volume
, FileName
))
1043 FoundFallbackDuplicate
= TRUE
;
1045 MyFreePool(Extension
);
1047 NewLoader
= LoaderList
;
1048 while (NewLoader
!= NULL
) {
1049 AddLoaderEntry(NewLoader
->FileName
, NULL
, Volume
);
1050 NewLoader
= NewLoader
->NextEntry
;
1052 CleanUpLoaderList(LoaderList
);
1053 Status
= DirIterClose(&DirIter
);
1054 if (Status
!= EFI_NOT_FOUND
) {
1056 SPrint(FileName
, 255, L
"while scanning the %s directory", Path
);
1058 StrCpy(FileName
, L
"while scanning the root directory");
1059 CheckError(Status
, FileName
);
1060 } // if (Status != EFI_NOT_FOUND)
1061 } // if not scanning our own directory
1062 return FoundFallbackDuplicate
;
1063 } /* static VOID ScanLoaderDir() */
1065 static VOID
ScanEfiFiles(REFIT_VOLUME
*Volume
) {
1067 REFIT_DIR_ITER EfiDirIter
;
1068 EFI_FILE_INFO
*EfiDirEntry
;
1069 CHAR16 FileName
[256], *Directory
, *MatchPatterns
, *VolName
= NULL
;
1070 UINTN i
, Length
, VolNum
;
1071 BOOLEAN ScanFallbackLoader
= TRUE
;
1073 MatchPatterns
= StrDuplicate(LOADER_MATCH_PATTERNS
);
1074 if (GlobalConfig
.ScanAllLinux
)
1075 MergeStrings(&MatchPatterns
, LINUX_MATCH_PATTERNS
, L
',');
1077 if ((Volume
->RootDir
!= NULL
) && (Volume
->VolName
!= NULL
)) {
1078 // check for Mac OS X boot loader
1079 if (!IsIn(L
"System\\Library\\CoreServices", GlobalConfig
.DontScanDirs
)) {
1080 StrCpy(FileName
, MACOSX_LOADER_PATH
);
1081 if (FileExists(Volume
->RootDir
, FileName
) && !IsIn(L
"boot.efi", GlobalConfig
.DontScanFiles
)) {
1082 AddLoaderEntry(FileName
, L
"Mac OS X", Volume
);
1083 if (DuplicatesFallback(Volume
, FileName
))
1084 ScanFallbackLoader
= FALSE
;
1088 StrCpy(FileName
, L
"System\\Library\\CoreServices\\xom.efi");
1089 if (FileExists(Volume
->RootDir
, FileName
) && !IsIn(L
"boot.efi", GlobalConfig
.DontScanFiles
)) {
1090 AddLoaderEntry(FileName
, L
"Windows XP (XoM)", Volume
);
1091 if (DuplicatesFallback(Volume
, FileName
))
1092 ScanFallbackLoader
= FALSE
;
1094 } // if Mac directory not in GlobalConfig.DontScanDirs list
1096 // check for Microsoft boot loader/menu
1097 StrCpy(FileName
, L
"EFI\\Microsoft\\Boot\\Bootmgfw.efi");
1098 if (FileExists(Volume
->RootDir
, FileName
) && !IsIn(L
"EFI\\Microsoft\\Boot", GlobalConfig
.DontScanDirs
) &&
1099 !IsIn(L
"bootmgfw.efi", GlobalConfig
.DontScanFiles
)) {
1100 AddLoaderEntry(FileName
, L
"Microsoft EFI boot", Volume
);
1101 if (DuplicatesFallback(Volume
, FileName
))
1102 ScanFallbackLoader
= FALSE
;
1105 // scan the root directory for EFI executables
1106 if (ScanLoaderDir(Volume
, L
"\\", MatchPatterns
))
1107 ScanFallbackLoader
= FALSE
;
1109 // scan subdirectories of the EFI directory (as per the standard)
1110 DirIterOpen(Volume
->RootDir
, L
"EFI", &EfiDirIter
);
1111 while (DirIterNext(&EfiDirIter
, 1, NULL
, &EfiDirEntry
)) {
1112 if (StriCmp(EfiDirEntry
->FileName
, L
"tools") == 0 || EfiDirEntry
->FileName
[0] == '.')
1113 continue; // skip this, doesn't contain boot loaders or is scanned later
1114 SPrint(FileName
, 255, L
"EFI\\%s", EfiDirEntry
->FileName
);
1115 if (ScanLoaderDir(Volume
, FileName
, MatchPatterns
))
1116 ScanFallbackLoader
= FALSE
;
1118 Status
= DirIterClose(&EfiDirIter
);
1119 if (Status
!= EFI_NOT_FOUND
)
1120 CheckError(Status
, L
"while scanning the EFI directory");
1122 // Scan user-specified (or additional default) directories....
1124 while ((Directory
= FindCommaDelimited(GlobalConfig
.AlsoScan
, i
++)) != NULL
) {
1125 VolNum
= VOL_DONTSCAN
;
1126 SplitVolumeAndFilename(&Directory
, &VolName
);
1127 CleanUpPathNameSlashes(Directory
);
1128 Length
= StrLen(Directory
);
1129 if (VolName
&& (Length
> 0) && (StrLen(VolName
) > 2) && (VolName
[0] == L
'f') && (VolName
[1] == L
's') &&
1130 (VolName
[2] >= L
'0') && (VolName
[2] <= L
'9'))
1131 VolNum
= Atoi(VolName
+ 2);
1132 if ((Length
> 0) && ((VolName
== NULL
) || (StriCmp(VolName
, Volume
->VolName
) == 0) || (Volume
->VolNumber
== VolNum
)))
1133 if (ScanLoaderDir(Volume
, Directory
, MatchPatterns
))
1134 ScanFallbackLoader
= FALSE
;
1135 MyFreePool(Directory
);
1136 MyFreePool(VolName
);
1139 // If not a duplicate & if it exists & if it's not us, create an entry
1140 // for the fallback boot loader
1141 if (ScanFallbackLoader
&& FileExists(Volume
->RootDir
, FALLBACK_FULLNAME
) &&
1142 ((StriCmp(SelfDirPath
, L
"EFI\\BOOT") != 0) || (Volume
->DeviceHandle
!= SelfVolume
->DeviceHandle
))) {
1143 AddLoaderEntry(FALLBACK_FULLNAME
, L
"Fallback boot loader", Volume
);
1146 } // static VOID ScanEfiFiles()
1148 // Scan internal disks for valid EFI boot loaders....
1149 static VOID
ScanInternal(VOID
) {
1152 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1153 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_INTERNAL
) {
1154 ScanEfiFiles(Volumes
[VolumeIndex
]);
1157 } // static VOID ScanInternal()
1159 // Scan external disks for valid EFI boot loaders....
1160 static VOID
ScanExternal(VOID
) {
1163 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1164 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_EXTERNAL
) {
1165 ScanEfiFiles(Volumes
[VolumeIndex
]);
1168 } // static VOID ScanExternal()
1170 // Scan internal disks for valid EFI boot loaders....
1171 static VOID
ScanOptical(VOID
) {
1174 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1175 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_OPTICAL
) {
1176 ScanEfiFiles(Volumes
[VolumeIndex
]);
1179 } // static VOID ScanOptical()
1182 // legacy boot functions
1185 static EFI_STATUS
ActivateMbrPartition(IN EFI_BLOCK_IO
*BlockIO
, IN UINTN PartitionIndex
)
1188 UINT8 SectorBuffer
[512];
1189 MBR_PARTITION_INFO
*MbrTable
, *EMbrTable
;
1190 UINT32 ExtBase
, ExtCurrent
, NextExtCurrent
;
1191 UINTN LogicalPartitionIndex
= 4;
1193 BOOLEAN HaveBootCode
;
1196 Status
= refit_call5_wrapper(BlockIO
->ReadBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, 0, 512, SectorBuffer
);
1197 if (EFI_ERROR(Status
))
1199 if (*((UINT16
*)(SectorBuffer
+ 510)) != 0xaa55)
1200 return EFI_NOT_FOUND
; // safety measure #1
1202 // add boot code if necessary
1203 HaveBootCode
= FALSE
;
1204 for (i
= 0; i
< MBR_BOOTCODE_SIZE
; i
++) {
1205 if (SectorBuffer
[i
] != 0) {
1206 HaveBootCode
= TRUE
;
1210 if (!HaveBootCode
) {
1211 // no boot code found in the MBR, add the syslinux MBR code
1212 SetMem(SectorBuffer
, MBR_BOOTCODE_SIZE
, 0);
1213 CopyMem(SectorBuffer
, syslinux_mbr
, SYSLINUX_MBR_SIZE
);
1216 // set the partition active
1217 MbrTable
= (MBR_PARTITION_INFO
*)(SectorBuffer
+ 446);
1219 for (i
= 0; i
< 4; i
++) {
1220 if (MbrTable
[i
].Flags
!= 0x00 && MbrTable
[i
].Flags
!= 0x80)
1221 return EFI_NOT_FOUND
; // safety measure #2
1222 if (i
== PartitionIndex
)
1223 MbrTable
[i
].Flags
= 0x80;
1224 else if (PartitionIndex
>= 4 && IS_EXTENDED_PART_TYPE(MbrTable
[i
].Type
)) {
1225 MbrTable
[i
].Flags
= 0x80;
1226 ExtBase
= MbrTable
[i
].StartLBA
;
1228 MbrTable
[i
].Flags
= 0x00;
1232 Status
= refit_call5_wrapper(BlockIO
->WriteBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, 0, 512, SectorBuffer
);
1233 if (EFI_ERROR(Status
))
1236 if (PartitionIndex
>= 4) {
1237 // we have to activate a logical partition, so walk the EMBR chain
1239 // NOTE: ExtBase was set above while looking at the MBR table
1240 for (ExtCurrent
= ExtBase
; ExtCurrent
; ExtCurrent
= NextExtCurrent
) {
1241 // read current EMBR
1242 Status
= refit_call5_wrapper(BlockIO
->ReadBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, ExtCurrent
, 512, SectorBuffer
);
1243 if (EFI_ERROR(Status
))
1245 if (*((UINT16
*)(SectorBuffer
+ 510)) != 0xaa55)
1246 return EFI_NOT_FOUND
; // safety measure #3
1248 // scan EMBR, set appropriate partition active
1249 EMbrTable
= (MBR_PARTITION_INFO
*)(SectorBuffer
+ 446);
1251 for (i
= 0; i
< 4; i
++) {
1252 if (EMbrTable
[i
].Flags
!= 0x00 && EMbrTable
[i
].Flags
!= 0x80)
1253 return EFI_NOT_FOUND
; // safety measure #4
1254 if (EMbrTable
[i
].StartLBA
== 0 || EMbrTable
[i
].Size
== 0)
1256 if (IS_EXTENDED_PART_TYPE(EMbrTable
[i
].Type
)) {
1257 // link to next EMBR
1258 NextExtCurrent
= ExtBase
+ EMbrTable
[i
].StartLBA
;
1259 EMbrTable
[i
].Flags
= (PartitionIndex
>= LogicalPartitionIndex
) ? 0x80 : 0x00;
1262 // logical partition
1263 EMbrTable
[i
].Flags
= (PartitionIndex
== LogicalPartitionIndex
) ? 0x80 : 0x00;
1264 LogicalPartitionIndex
++;
1268 // write current EMBR
1269 Status
= refit_call5_wrapper(BlockIO
->WriteBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, ExtCurrent
, 512, SectorBuffer
);
1270 if (EFI_ERROR(Status
))
1273 if (PartitionIndex
< LogicalPartitionIndex
)
1274 break; // stop the loop, no need to touch further EMBRs
1280 } /* static EFI_STATUS ActivateMbrPartition() */
1282 // early 2006 Core Duo / Core Solo models
1283 static UINT8 LegacyLoaderDevicePath1Data
[] = {
1284 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1285 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1286 0xFF, 0xFF, 0xF9, 0xFF, 0x00, 0x00, 0x00, 0x00,
1287 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1288 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1289 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1291 // mid-2006 Mac Pro (and probably other Core 2 models)
1292 static UINT8 LegacyLoaderDevicePath2Data
[] = {
1293 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1294 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1295 0xFF, 0xFF, 0xF7, 0xFF, 0x00, 0x00, 0x00, 0x00,
1296 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1297 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1298 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1300 // mid-2007 MBP ("Santa Rosa" based models)
1301 static UINT8 LegacyLoaderDevicePath3Data
[] = {
1302 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1303 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1304 0xFF, 0xFF, 0xF8, 0xFF, 0x00, 0x00, 0x00, 0x00,
1305 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1306 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1307 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1310 static UINT8 LegacyLoaderDevicePath4Data
[] = {
1311 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1312 0x00, 0x00, 0xC0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1313 0xFF, 0xFF, 0xF8, 0xFF, 0x00, 0x00, 0x00, 0x00,
1314 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1315 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1316 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1318 // late-2008 MB/MBP (NVidia chipset)
1319 static UINT8 LegacyLoaderDevicePath5Data
[] = {
1320 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1321 0x00, 0x40, 0xCB, 0xFF, 0x00, 0x00, 0x00, 0x00,
1322 0xFF, 0xBF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
1323 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1324 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1325 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1328 static EFI_DEVICE_PATH
*LegacyLoaderList
[] = {
1329 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath1Data
,
1330 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath2Data
,
1331 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath3Data
,
1332 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath4Data
,
1333 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath5Data
,
1337 #define MAX_DISCOVERED_PATHS (16)
1339 static VOID
StartLegacy(IN LEGACY_ENTRY
*Entry
)
1342 EG_IMAGE
*BootLogoImage
;
1343 UINTN ErrorInStep
= 0;
1344 EFI_DEVICE_PATH
*DiscoveredPathList
[MAX_DISCOVERED_PATHS
];
1346 BeginExternalScreen(TRUE
, L
"Booting Legacy OS (Mac mode)");
1348 BootLogoImage
= LoadOSIcon(Entry
->Volume
->OSIconName
, L
"legacy", TRUE
);
1349 if (BootLogoImage
!= NULL
)
1350 BltImageAlpha(BootLogoImage
,
1351 (UGAWidth
- BootLogoImage
->Width
) >> 1,
1352 (UGAHeight
- BootLogoImage
->Height
) >> 1,
1353 &StdBackgroundPixel
);
1355 if (Entry
->Volume
->IsMbrPartition
) {
1356 ActivateMbrPartition(Entry
->Volume
->WholeDiskBlockIO
, Entry
->Volume
->MbrPartitionIndex
);
1359 ExtractLegacyLoaderPaths(DiscoveredPathList
, MAX_DISCOVERED_PATHS
, LegacyLoaderList
);
1361 Status
= StartEFIImageList(DiscoveredPathList
, Entry
->LoadOptions
, NULL
, L
"legacy loader", 0, &ErrorInStep
, TRUE
);
1362 if (Status
== EFI_NOT_FOUND
) {
1363 if (ErrorInStep
== 1) {
1364 Print(L
"\nPlease make sure that you have the latest firmware update installed.\n");
1365 } else if (ErrorInStep
== 3) {
1366 Print(L
"\nThe firmware refused to boot from the selected volume. Note that external\n"
1367 L
"hard drives are not well-supported by Apple's firmware for legacy OS booting.\n");
1370 FinishExternalScreen();
1371 } /* static VOID StartLegacy() */
1373 // Start a device on a non-Mac using the EFI_LEGACY_BIOS_PROTOCOL
1374 #ifdef __MAKEWITH_TIANO
1375 static VOID
StartLegacyUEFI(IN LEGACY_ENTRY
*Entry
)
1377 BeginExternalScreen(TRUE
, L
"Booting Legacy OS (UEFI mode)");
1379 BdsLibConnectDevicePath (Entry
->BdsOption
->DevicePath
);
1380 BdsLibDoLegacyBoot(Entry
->BdsOption
);
1382 // If we get here, it means that there was a failure....
1383 Print(L
"Failure booting legacy (BIOS) OS.");
1385 FinishExternalScreen();
1386 } // static VOID StartLegacyUEFI()
1387 #endif // __MAKEWITH_TIANO
1389 static LEGACY_ENTRY
* AddLegacyEntry(IN CHAR16
*LoaderTitle
, IN REFIT_VOLUME
*Volume
)
1391 LEGACY_ENTRY
*Entry
, *SubEntry
;
1392 REFIT_MENU_SCREEN
*SubScreen
;
1394 CHAR16 ShortcutLetter
= 0;
1396 if (LoaderTitle
== NULL
) {
1397 if (Volume
->OSName
!= NULL
) {
1398 LoaderTitle
= Volume
->OSName
;
1399 if (LoaderTitle
[0] == 'W' || LoaderTitle
[0] == 'L')
1400 ShortcutLetter
= LoaderTitle
[0];
1402 LoaderTitle
= L
"Legacy OS";
1404 if (Volume
->VolName
!= NULL
)
1405 VolDesc
= Volume
->VolName
;
1407 VolDesc
= (Volume
->DiskKind
== DISK_KIND_OPTICAL
) ? L
"CD" : L
"HD";
1409 // prepare the menu entry
1410 Entry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1411 Entry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1412 SPrint(Entry
->me
.Title
, 255, L
"Boot %s from %s", LoaderTitle
, VolDesc
);
1413 Entry
->me
.Tag
= TAG_LEGACY
;
1415 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1416 Entry
->me
.Image
= LoadOSIcon(Volume
->OSIconName
, L
"legacy", FALSE
);
1417 Entry
->me
.BadgeImage
= Volume
->VolBadgeImage
;
1418 Entry
->Volume
= Volume
;
1419 Entry
->LoadOptions
= (Volume
->DiskKind
== DISK_KIND_OPTICAL
) ? L
"CD" :
1420 ((Volume
->DiskKind
== DISK_KIND_EXTERNAL
) ? L
"USB" : L
"HD");
1421 Entry
->Enabled
= TRUE
;
1423 // create the submenu
1424 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
1425 SubScreen
->Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1426 SPrint(SubScreen
->Title
, 255, L
"Boot Options for %s on %s", LoaderTitle
, VolDesc
);
1427 SubScreen
->TitleImage
= Entry
->me
.Image
;
1428 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
1429 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
1430 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
1432 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
1436 SubEntry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1437 SubEntry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1438 SPrint(SubEntry
->me
.Title
, 255, L
"Boot %s", LoaderTitle
);
1439 SubEntry
->me
.Tag
= TAG_LEGACY
;
1440 SubEntry
->Volume
= Entry
->Volume
;
1441 SubEntry
->LoadOptions
= Entry
->LoadOptions
;
1442 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
1444 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
1445 Entry
->me
.SubScreen
= SubScreen
;
1446 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1448 } /* static LEGACY_ENTRY * AddLegacyEntry() */
1451 #ifdef __MAKEWITH_GNUEFI
1452 static VOID
ScanLegacyUEFI(IN UINTN DiskType
){}
1454 // default volume badge icon based on disk kind
1455 static EG_IMAGE
* GetDiskBadge(IN UINTN DiskType
) {
1456 EG_IMAGE
* Badge
= NULL
;
1460 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_INTERNAL
);
1463 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_EXTERNAL
);
1466 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_OPTICAL
);
1470 } // static EG_IMAGE * GetDiskBadge()
1473 Create a rEFInd boot option from a Legacy BIOS protocol option.
1475 static LEGACY_ENTRY
* AddLegacyEntryUEFI(BDS_COMMON_OPTION
*BdsOption
, IN UINT16 DiskType
)
1477 LEGACY_ENTRY
*Entry
, *SubEntry
;
1478 REFIT_MENU_SCREEN
*SubScreen
;
1479 CHAR16 ShortcutLetter
= 0;
1480 CHAR16
*LegacyDescription
= BdsOption
->Description
;
1482 // ScanVolume(Volume);
1484 // prepare the menu entry
1485 Entry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1486 Entry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1487 SPrint(Entry
->me
.Title
, 255, L
"Boot legacy target %s", LegacyDescription
);
1488 Entry
->me
.Tag
= TAG_LEGACY_UEFI
;
1490 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1491 Entry
->me
.Image
= LoadOSIcon(L
"legacy", L
"legacy", TRUE
);
1492 Entry
->LoadOptions
= (DiskType
== BBS_CDROM
) ? L
"CD" :
1493 ((DiskType
== BBS_USB
) ? L
"USB" : L
"HD");
1494 Entry
->me
.BadgeImage
= GetDiskBadge(DiskType
);
1495 // Entry->me.BadgeImage = Volume->VolBadgeImage;
1496 Entry
->BdsOption
= BdsOption
;
1497 Entry
->Enabled
= TRUE
;
1499 // create the submenu
1500 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
1501 SubScreen
->Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1502 SPrint(SubScreen
->Title
, 255, L
"No boot options for legacy target");
1503 SubScreen
->TitleImage
= Entry
->me
.Image
;
1504 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
1505 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
1506 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
1508 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
1512 SubEntry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1513 SubEntry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1514 SPrint(SubEntry
->me
.Title
, 255, L
"Boot %s", LegacyDescription
);
1515 SubEntry
->me
.Tag
= TAG_LEGACY_UEFI
;
1516 Entry
->BdsOption
= BdsOption
;
1517 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
1519 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
1520 Entry
->me
.SubScreen
= SubScreen
;
1521 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1523 } /* static LEGACY_ENTRY * AddLegacyEntryUEFI() */
1526 Scan for legacy BIOS targets on machines that implement EFI_LEGACY_BIOS_PROTOCOL.
1527 In testing, protocol has not been implemented on Macs but has been
1528 implemented on several Dell PCs and an ASUS motherboard.
1529 Restricts output to disks of the specified DiskType.
1531 static VOID
ScanLegacyUEFI(IN UINTN DiskType
)
1534 EFI_LEGACY_BIOS_PROTOCOL
*LegacyBios
;
1535 UINT16
*BootOrder
= NULL
;
1537 CHAR16 BootOption
[10];
1538 UINTN BootOrderSize
= 0;
1540 BDS_COMMON_OPTION
*BdsOption
;
1541 LIST_ENTRY TempList
;
1542 BBS_BBS_DEVICE_PATH
* BbsDevicePath
= NULL
;
1544 InitializeListHead (&TempList
);
1545 ZeroMem (Buffer
, sizeof (Buffer
));
1547 // If LegacyBios protocol is not implemented on this platform, then
1548 //we do not support this type of legacy boot on this machine.
1549 Status
= gBS
->LocateProtocol(&gEfiLegacyBootProtocolGuid
, NULL
, (VOID
**) &LegacyBios
);
1550 if (EFI_ERROR (Status
))
1553 // Grab the boot order
1554 BootOrder
= BdsLibGetVariableAndSize(L
"BootOrder", &gEfiGlobalVariableGuid
, &BootOrderSize
);
1555 if (BootOrder
== NULL
) {
1560 while (Index
< BootOrderSize
/ sizeof (UINT16
))
1562 // Grab each boot option variable from the boot order, and convert
1563 // the variable into a BDS boot option
1564 UnicodeSPrint (BootOption
, sizeof (BootOption
), L
"Boot%04x", BootOrder
[Index
]);
1565 BdsOption
= BdsLibVariableToOption (&TempList
, BootOption
);
1567 if (BdsOption
!= NULL
) {
1568 BbsDevicePath
= (BBS_BBS_DEVICE_PATH
*)BdsOption
->DevicePath
;
1570 // Only add the entry if it is of a requested type (e.g. USB, HD)
1572 // Two checks necessary because some systems return EFI boot loaders
1573 // with a DeviceType value that would inappropriately include them
1574 // as legacy loaders....
1575 if ((BbsDevicePath
->DeviceType
== DiskType
) && (BdsOption
->DevicePath
->Type
== DEVICE_TYPE_BIOS
)) {
1576 AddLegacyEntryUEFI(BdsOption
, BbsDevicePath
->DeviceType
);
1581 } /* static VOID ScanLegacyUEFI() */
1582 #endif // __MAKEWITH_GNUEFI
1584 static VOID
ScanLegacyVolume(REFIT_VOLUME
*Volume
, UINTN VolumeIndex
) {
1586 BOOLEAN ShowVolume
, HideIfOthersFound
;
1589 HideIfOthersFound
= FALSE
;
1590 if (Volume
->IsAppleLegacy
) {
1592 HideIfOthersFound
= TRUE
;
1593 } else if (Volume
->HasBootCode
) {
1595 if (Volume
->BlockIO
== Volume
->WholeDiskBlockIO
&&
1596 Volume
->BlockIOOffset
== 0 &&
1597 Volume
->OSName
== NULL
)
1598 // this is a whole disk (MBR) entry; hide if we have entries for partitions
1599 HideIfOthersFound
= TRUE
;
1601 if (HideIfOthersFound
) {
1602 // check for other bootable entries on the same disk
1603 for (VolumeIndex2
= 0; VolumeIndex2
< VolumesCount
; VolumeIndex2
++) {
1604 if (VolumeIndex2
!= VolumeIndex
&& Volumes
[VolumeIndex2
]->HasBootCode
&&
1605 Volumes
[VolumeIndex2
]->WholeDiskBlockIO
== Volume
->WholeDiskBlockIO
)
1611 AddLegacyEntry(NULL
, Volume
);
1612 } // static VOID ScanLegacyVolume()
1614 // Scan attached optical discs for legacy (BIOS) boot code
1615 // and add anything found to the list....
1616 static VOID
ScanLegacyDisc(VOID
)
1619 REFIT_VOLUME
*Volume
;
1621 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1622 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1623 Volume
= Volumes
[VolumeIndex
];
1624 if (Volume
->DiskKind
== DISK_KIND_OPTICAL
)
1625 ScanLegacyVolume(Volume
, VolumeIndex
);
1627 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1628 ScanLegacyUEFI(BBS_CDROM
);
1630 } /* static VOID ScanLegacyDisc() */
1632 // Scan internal hard disks for legacy (BIOS) boot code
1633 // and add anything found to the list....
1634 static VOID
ScanLegacyInternal(VOID
)
1637 REFIT_VOLUME
*Volume
;
1639 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1640 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1641 Volume
= Volumes
[VolumeIndex
];
1642 if (Volume
->DiskKind
== DISK_KIND_INTERNAL
)
1643 ScanLegacyVolume(Volume
, VolumeIndex
);
1645 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1646 ScanLegacyUEFI(BBS_HARDDISK
);
1648 } /* static VOID ScanLegacyInternal() */
1650 // Scan external disks for legacy (BIOS) boot code
1651 // and add anything found to the list....
1652 static VOID
ScanLegacyExternal(VOID
)
1655 REFIT_VOLUME
*Volume
;
1657 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1658 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1659 Volume
= Volumes
[VolumeIndex
];
1660 if (Volume
->DiskKind
== DISK_KIND_EXTERNAL
)
1661 ScanLegacyVolume(Volume
, VolumeIndex
);
1663 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1664 ScanLegacyUEFI(BBS_USB
);
1666 } /* static VOID ScanLegacyExternal() */
1669 // pre-boot tool functions
1672 static VOID
StartTool(IN LOADER_ENTRY
*Entry
)
1674 BeginExternalScreen(Entry
->UseGraphicsMode
, Entry
->me
.Title
+ 6); // assumes "Start <title>" as assigned below
1675 StartEFIImage(Entry
->DevicePath
, Entry
->LoadOptions
, Basename(Entry
->LoaderPath
),
1676 Basename(Entry
->LoaderPath
), Entry
->OSType
, NULL
, TRUE
);
1677 FinishExternalScreen();
1678 } /* static VOID StartTool() */
1680 static LOADER_ENTRY
* AddToolEntry(EFI_HANDLE DeviceHandle
, IN CHAR16
*LoaderPath
, IN CHAR16
*LoaderTitle
, IN EG_IMAGE
*Image
,
1681 IN CHAR16 ShortcutLetter
, IN BOOLEAN UseGraphicsMode
)
1683 LOADER_ENTRY
*Entry
;
1684 CHAR16
*TitleStr
= NULL
;
1686 Entry
= AllocateZeroPool(sizeof(LOADER_ENTRY
));
1688 MergeStrings(&TitleStr
, L
"Start ", 0);
1689 MergeStrings(&TitleStr
, LoaderTitle
, 0);
1690 Entry
->me
.Title
= TitleStr
;
1691 Entry
->me
.Tag
= TAG_TOOL
;
1693 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1694 Entry
->me
.Image
= Image
;
1695 Entry
->LoaderPath
= (LoaderPath
) ? StrDuplicate(LoaderPath
) : NULL
;
1696 Entry
->DevicePath
= FileDevicePath(DeviceHandle
, Entry
->LoaderPath
);
1697 Entry
->UseGraphicsMode
= UseGraphicsMode
;
1699 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1701 } /* static LOADER_ENTRY * AddToolEntry() */
1704 // pre-boot driver functions
1707 static UINTN
ScanDriverDir(IN CHAR16
*Path
)
1710 REFIT_DIR_ITER DirIter
;
1712 EFI_FILE_INFO
*DirEntry
;
1713 CHAR16 FileName
[256];
1715 CleanUpPathNameSlashes(Path
);
1716 // look through contents of the directory
1717 DirIterOpen(SelfRootDir
, Path
, &DirIter
);
1718 while (DirIterNext(&DirIter
, 2, LOADER_MATCH_PATTERNS
, &DirEntry
)) {
1719 if (DirEntry
->FileName
[0] == '.')
1720 continue; // skip this
1722 SPrint(FileName
, 255, L
"%s\\%s", Path
, DirEntry
->FileName
);
1724 Status
= StartEFIImage(FileDevicePath(SelfLoadedImage
->DeviceHandle
, FileName
),
1725 L
"", DirEntry
->FileName
, DirEntry
->FileName
, 0, NULL
, FALSE
);
1727 Status
= DirIterClose(&DirIter
);
1728 if (Status
!= EFI_NOT_FOUND
) {
1729 SPrint(FileName
, 255, L
"while scanning the %s directory", Path
);
1730 CheckError(Status
, FileName
);
1735 #ifdef __MAKEWITH_GNUEFI
1736 static EFI_STATUS
ConnectAllDriversToAllControllers(VOID
)
1739 UINTN AllHandleCount
;
1740 EFI_HANDLE
*AllHandleBuffer
;
1743 EFI_HANDLE
*HandleBuffer
;
1749 Status
= LibLocateHandle(AllHandles
,
1754 if (EFI_ERROR(Status
))
1757 for (Index
= 0; Index
< AllHandleCount
; Index
++) {
1759 // Scan the handle database
1761 Status
= LibScanHandleDatabase(NULL
,
1763 AllHandleBuffer
[Index
],
1768 if (EFI_ERROR (Status
))
1772 if (HandleType
[Index
] & EFI_HANDLE_TYPE_DRIVER_BINDING_HANDLE
)
1774 if (HandleType
[Index
] & EFI_HANDLE_TYPE_IMAGE_HANDLE
)
1779 for (HandleIndex
= 0; HandleIndex
< HandleCount
; HandleIndex
++) {
1780 if (HandleType
[HandleIndex
] & EFI_HANDLE_TYPE_PARENT_HANDLE
)
1785 if (HandleType
[Index
] & EFI_HANDLE_TYPE_DEVICE_HANDLE
) {
1786 Status
= refit_call4_wrapper(BS
->ConnectController
,
1787 AllHandleBuffer
[Index
],
1795 MyFreePool (HandleBuffer
);
1796 MyFreePool (HandleType
);
1800 MyFreePool (AllHandleBuffer
);
1802 } /* EFI_STATUS ConnectAllDriversToAllControllers() */
1804 static EFI_STATUS
ConnectAllDriversToAllControllers(VOID
) {
1805 BdsLibConnectAllDriversToAllControllers();
1810 // Load all EFI drivers from rEFInd's "drivers" subdirectory and from the
1811 // directories specified by the user in the "scan_driver_dirs" configuration
1813 static VOID
LoadDrivers(VOID
)
1815 CHAR16
*Directory
, *SelfDirectory
;
1816 UINTN i
= 0, Length
, NumFound
= 0;
1818 // load drivers from the subdirectories of rEFInd's home directory specified
1819 // in the DRIVER_DIRS constant.
1820 while ((Directory
= FindCommaDelimited(DRIVER_DIRS
, i
++)) != NULL
) {
1821 SelfDirectory
= SelfDirPath
? StrDuplicate(SelfDirPath
) : NULL
;
1822 CleanUpPathNameSlashes(SelfDirectory
);
1823 MergeStrings(&SelfDirectory
, Directory
, L
'\\');
1824 NumFound
+= ScanDriverDir(SelfDirectory
);
1825 MyFreePool(Directory
);
1826 MyFreePool(SelfDirectory
);
1829 // Scan additional user-specified driver directories....
1831 while ((Directory
= FindCommaDelimited(GlobalConfig
.DriverDirs
, i
++)) != NULL
) {
1832 CleanUpPathNameSlashes(Directory
);
1833 Length
= StrLen(Directory
);
1835 NumFound
+= ScanDriverDir(Directory
);
1837 MyFreePool(Directory
);
1840 // connect all devices
1842 ConnectAllDriversToAllControllers();
1843 } /* static VOID LoadDrivers() */
1845 // Determine what (if any) type of legacy (BIOS) boot support is available
1846 static VOID
FindLegacyBootType(VOID
) {
1847 #ifdef __MAKEWITH_TIANO
1849 EFI_LEGACY_BIOS_PROTOCOL
*LegacyBios
;
1852 GlobalConfig
.LegacyType
= LEGACY_TYPE_NONE
;
1854 // UEFI-style legacy BIOS support is available only with the TianoCore EDK2
1855 // build environment, and then only with some EFI implementations....
1856 #ifdef __MAKEWITH_TIANO
1857 Status
= gBS
->LocateProtocol (&gEfiLegacyBootProtocolGuid
, NULL
, (VOID
**) &LegacyBios
);
1858 if (!EFI_ERROR (Status
))
1859 GlobalConfig
.LegacyType
= LEGACY_TYPE_UEFI
;
1862 // Macs have their own system. If the firmware vendor code contains the
1863 // string "Apple", assume it's available. Note that this overrides the
1864 // UEFI type, and might yield false positives if the vendor string
1865 // contains "Apple" as part of something bigger, so this isn't 100%
1867 if (StriSubCmp(L
"Apple", ST
->FirmwareVendor
))
1868 GlobalConfig
.LegacyType
= LEGACY_TYPE_MAC
;
1869 } // static VOID FindLegacyBootType
1871 // Warn the user if legacy OS scans are enabled but the firmware or this
1872 // application can't support them....
1873 static VOID
WarnIfLegacyProblems() {
1874 BOOLEAN found
= FALSE
;
1877 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_NONE
) {
1879 if (GlobalConfig
.ScanFor
[i
] == 'h' || GlobalConfig
.ScanFor
[i
] == 'b' || GlobalConfig
.ScanFor
[i
] == 'c')
1882 } while ((i
< NUM_SCAN_OPTIONS
) && (!found
));
1884 Print(L
"NOTE: refind.conf's 'scanfor' line specifies scanning for one or more legacy\n");
1885 Print(L
"(BIOS) boot options; however, this is not possible because ");
1886 #ifdef __MAKEWITH_TIANO
1887 Print(L
"your computer lacks\n");
1888 Print(L
"the necessary Compatibility Support Module (CSM) support.\n");
1890 Print(L
"this program was\n");
1891 Print(L
"compiled without the necessary support. Please visit\n");
1892 Print(L
"http://www.rodsbooks.com/refind/getting.html and download and install a rEFInd\n");
1893 Print(L
"binary built with the TianoCore EDK2 to enable legacy boot support.\n");
1897 } // if no legacy support
1898 } // static VOID WarnIfLegacyProblems()
1900 // Locates boot loaders. NOTE: This assumes that GlobalConfig.LegacyType is set correctly.
1901 static VOID
ScanForBootloaders(VOID
) {
1906 // scan for loaders and tools, add them to the menu
1907 for (i
= 0; i
< NUM_SCAN_OPTIONS
; i
++) {
1908 switch(GlobalConfig
.ScanFor
[i
]) {
1913 ScanLegacyInternal();
1916 ScanLegacyExternal();
1919 ScanUserConfigured(CONFIG_FILE_NAME
);
1933 // assign shortcut keys
1934 for (i
= 0; i
< MainMenu
.EntryCount
&& MainMenu
.Entries
[i
]->Row
== 0 && i
< 9; i
++)
1935 MainMenu
.Entries
[i
]->ShortcutDigit
= (CHAR16
)('1' + i
);
1937 // wait for user ACK when there were errors
1938 FinishTextScreen(FALSE
);
1939 } // static VOID ScanForBootloaders()
1941 // Add the second-row tags containing built-in and external tools (EFI shell,
1943 static VOID
ScanForTools(VOID
) {
1944 CHAR16
*FileName
= NULL
, Description
[256];
1945 REFIT_MENU_ENTRY
*TempMenuEntry
;
1946 UINTN i
, j
, VolumeIndex
;
1948 for (i
= 0; i
< NUM_TOOLS
; i
++) {
1949 switch(GlobalConfig
.ShowTools
[i
]) {
1951 TempMenuEntry
= CopyMenuEntry(&MenuEntryShutdown
);
1952 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_SHUTDOWN
);
1953 AddMenuEntry(&MainMenu
, TempMenuEntry
);
1956 TempMenuEntry
= CopyMenuEntry(&MenuEntryReset
);
1957 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_RESET
);
1958 AddMenuEntry(&MainMenu
, TempMenuEntry
);
1961 TempMenuEntry
= CopyMenuEntry(&MenuEntryAbout
);
1962 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT
);
1963 AddMenuEntry(&MainMenu
, TempMenuEntry
);
1966 TempMenuEntry
= CopyMenuEntry(&MenuEntryExit
);
1967 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_EXIT
);
1968 AddMenuEntry(&MainMenu
, TempMenuEntry
);
1972 MyFreePool(FileName
);
1973 while ((FileName
= FindCommaDelimited(SHELL_NAMES
, j
++)) != NULL
) {
1974 if (FileExists(SelfRootDir
, FileName
)) {
1975 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, L
"EFI Shell", BuiltinIcon(BUILTIN_ICON_TOOL_SHELL
),
1981 MyFreePool(FileName
);
1982 FileName
= StrDuplicate(L
"\\efi\\tools\\gptsync.efi");
1983 if (FileExists(SelfRootDir
, FileName
)) {
1984 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, L
"Make Hybrid MBR", BuiltinIcon(BUILTIN_ICON_TOOL_PART
), 'P', FALSE
);
1987 case TAG_APPLE_RECOVERY
:
1988 MyFreePool(FileName
);
1989 FileName
= StrDuplicate(L
"\\com.apple.recovery.boot\\boot.efi");
1990 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1991 if ((Volumes
[VolumeIndex
]->RootDir
!= NULL
) && (FileExists(Volumes
[VolumeIndex
]->RootDir
, FileName
))) {
1992 SPrint(Description
, 255, L
"Apple Recovery on %s", Volumes
[VolumeIndex
]->VolName
);
1993 AddToolEntry(Volumes
[VolumeIndex
]->DeviceHandle
, FileName
, Description
,
1994 BuiltinIcon(BUILTIN_ICON_TOOL_APPLE_RESCUE
), 'R', TRUE
);
2000 MyFreePool(FileName
);
2001 while ((FileName
= FindCommaDelimited(MOK_NAMES
, j
++)) != NULL
) {
2002 if (FileExists(SelfRootDir
, FileName
)) {
2003 SPrint(Description
, 255, L
"MOK Key Manager at %s", FileName
);
2004 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, Description
,
2005 BuiltinIcon(BUILTIN_ICON_TOOL_MOK_TOOL
), 'S', FALSE
);
2008 if (FileExists(SelfDir
, L
"MokManager.efi")) {
2009 MyFreePool(FileName
);
2010 FileName
= SelfDirPath
? StrDuplicate(SelfDirPath
) : NULL
;
2011 MergeStrings(&FileName
, L
"\\MokManager.efi", 0);
2012 SPrint(Description
, 255, L
"MOK Key Manager at %s", FileName
);
2013 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, Description
,
2014 BuiltinIcon(BUILTIN_ICON_TOOL_MOK_TOOL
), 'S', FALSE
);
2018 MyFreePool(FileName
);
2021 } // static VOID ScanForTools
2023 // Rescan for boot loaders
2024 VOID
RescanAll(VOID
) {
2031 egDisplayMessage(L
"Scanning for new boot loaders; please wait....", &BGColor
);
2032 FreeList((VOID
***) &(MainMenu
.Entries
), &MainMenu
.EntryCount
);
2033 MainMenu
.Entries
= NULL
;
2034 MainMenu
.EntryCount
= 0;
2035 ReadConfig(CONFIG_FILE_NAME
);
2036 ConnectAllDriversToAllControllers();
2038 ScanForBootloaders();
2041 } // VOID RescanAll()
2043 #ifdef __MAKEWITH_TIANO
2045 // Minimal initialization function
2046 static VOID
InitializeLib(IN EFI_HANDLE ImageHandle
, IN EFI_SYSTEM_TABLE
*SystemTable
) {
2048 // gImageHandle = ImageHandle;
2049 gBS
= SystemTable
->BootServices
;
2050 // gRS = SystemTable->RuntimeServices;
2051 gRT
= SystemTable
->RuntimeServices
; // Some BDS functions need gRT to be set
2052 EfiGetSystemConfigurationTable (&gEfiDxeServicesTableGuid
, (VOID
**) &gDS
);
2054 InitializeConsoleSim();
2059 // Set up our own Secure Boot extensions....
2060 // Returns TRUE on success, FALSE otherwise
2061 static BOOLEAN
SecureBootSetup(VOID
) {
2063 BOOLEAN Success
= FALSE
;
2065 if (secure_mode() && ShimLoaded()) {
2066 Status
= security_policy_install();
2067 if (Status
== EFI_SUCCESS
) {
2070 Print(L
"Failed to install MOK Secure Boot extensions");
2074 } // VOID SecureBootSetup()
2076 // Remove our own Secure Boot extensions....
2077 // Returns TRUE on success, FALSE otherwise
2078 static BOOLEAN
SecureBootUninstall(VOID
) {
2080 BOOLEAN Success
= TRUE
;
2082 if (secure_mode()) {
2083 Status
= security_policy_uninstall();
2084 if (Status
!= EFI_SUCCESS
) {
2086 BeginTextScreen(L
"Secure Boot Policy Failure");
2087 Print(L
"Failed to uninstall MOK Secure Boot extensions; forcing a reboot.");
2089 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
2093 } // VOID SecureBootUninstall
2100 efi_main (EFI_HANDLE ImageHandle
, EFI_SYSTEM_TABLE
*SystemTable
)
2103 BOOLEAN MainLoopRunning
= TRUE
;
2104 BOOLEAN MokProtocol
;
2105 REFIT_MENU_ENTRY
*ChosenEntry
;
2107 CHAR16
*Selection
= NULL
;
2111 InitializeLib(ImageHandle
, SystemTable
);
2112 Status
= InitRefitLib(ImageHandle
);
2113 if (EFI_ERROR(Status
))
2116 // read configuration
2117 CopyMem(GlobalConfig
.ScanFor
, "ieom ", NUM_SCAN_OPTIONS
);
2118 FindLegacyBootType();
2119 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
)
2120 CopyMem(GlobalConfig
.ScanFor
, "ihebocm ", NUM_SCAN_OPTIONS
);
2122 ReadConfig(CONFIG_FILE_NAME
);
2125 WarnIfLegacyProblems();
2126 MainMenu
.TimeoutSeconds
= GlobalConfig
.Timeout
;
2128 // disable EFI watchdog timer
2129 refit_call4_wrapper(BS
->SetWatchdogTimer
, 0x0000, 0x0000, 0x0000, NULL
);
2131 // further bootstrap (now with config available)
2132 MokProtocol
= SecureBootSetup();
2134 ScanForBootloaders();
2138 if (GlobalConfig
.ScanDelay
> 0) {
2143 egDisplayMessage(L
"Pausing before disk scan; please wait....", &BGColor
);
2144 for (i
= 0; i
< GlobalConfig
.ScanDelay
; i
++)
2145 refit_call1_wrapper(BS
->Stall
, 1000000);
2149 if (GlobalConfig
.DefaultSelection
)
2150 Selection
= StrDuplicate(GlobalConfig
.DefaultSelection
);
2152 while (MainLoopRunning
) {
2153 MenuExit
= RunMainMenu(&MainMenu
, Selection
, &ChosenEntry
);
2155 // The Escape key triggers a re-scan operation....
2156 if (MenuExit
== MENU_EXIT_ESCAPE
) {
2161 switch (ChosenEntry
->Tag
) {
2163 case TAG_REBOOT
: // Reboot
2165 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
2166 MainLoopRunning
= FALSE
; // just in case we get this far
2169 case TAG_SHUTDOWN
: // Shut Down
2171 refit_call4_wrapper(RT
->ResetSystem
, EfiResetShutdown
, EFI_SUCCESS
, 0, NULL
);
2172 MainLoopRunning
= FALSE
; // just in case we get this far
2175 case TAG_ABOUT
: // About rEFInd
2179 case TAG_LOADER
: // Boot OS via .EFI loader
2180 StartLoader((LOADER_ENTRY
*)ChosenEntry
);
2183 case TAG_LEGACY
: // Boot legacy OS
2184 StartLegacy((LEGACY_ENTRY
*)ChosenEntry
);
2187 #ifdef __MAKEWITH_TIANO
2188 case TAG_LEGACY_UEFI
: // Boot a legacy OS on a non-Mac
2189 StartLegacyUEFI((LEGACY_ENTRY
*)ChosenEntry
);
2193 case TAG_TOOL
: // Start a EFI tool
2194 StartTool((LOADER_ENTRY
*)ChosenEntry
);
2197 case TAG_EXIT
: // Terminate rEFInd
2198 if ((MokProtocol
) && !SecureBootUninstall()) {
2199 MainLoopRunning
= FALSE
; // just in case we get this far
2201 BeginTextScreen(L
" ");
2207 MyFreePool(Selection
);
2208 Selection
= (ChosenEntry
->Title
) ? StrDuplicate(ChosenEntry
->Title
) : NULL
;
2211 // If we end up here, things have gone wrong. Try to reboot, and if that
2212 // fails, go into an endless loop.
2213 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);