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) 2012-2014 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 #ifndef EFI_SECURITY_VIOLATION
60 #define EFI_SECURITY_VIOLATION EFIERR (26)
63 #include "../EfiLib/BdsHelper.h"
64 #include "../EfiLib/legacy.h"
65 #endif // __MAKEWITH_GNUEFI
67 #ifndef EFI_OS_INDICATIONS_BOOT_TO_FW_UI
68 #define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001ULL
74 #define MACOSX_LOADER_PATH L"System\\Library\\CoreServices\\boot.efi"
76 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi,\\EFI\\tools\\shellx64.efi,\\shell.efi,\\shellx64.efi"
77 #define GPTSYNC_NAMES L"\\EFI\\tools\\gptsync.efi,\\EFI\\tools\\gptsync_x64.efi"
78 #define GDISK_NAMES L"\\EFI\\tools\\gdisk.efi,\\EFI\\tools\\gdisk_x64.efi"
79 #define MEMTEST_NAMES L"memtest86.efi,memtest86_x64.efi,memtest86x64.efi,bootx64.efi"
80 #define DRIVER_DIRS L"drivers,drivers_x64"
81 #define FALLBACK_FULLNAME L"EFI\\BOOT\\bootx64.efi"
82 #define FALLBACK_BASENAME L"bootx64.efi"
83 #define EFI_STUB_ARCH 0x8664
85 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi,\\EFI\\tools\\shellia32.efi,\\shell.efi,\\shellia32.efi"
86 #define GPTSYNC_NAMES L"\\EFI\\tools\\gptsync.efi,\\EFI\\tools\\gptsync_ia32.efi"
87 #define GDISK_NAMES L"\\EFI\\tools\\gdisk.efi,\\EFI\\tools\\gdisk_ia32.efi"
88 #define MEMTEST_NAMES L"memtest86.efi,memtest86_ia32.efi,memtest86ia32.efi,bootia32.efi"
89 #define DRIVER_DIRS L"drivers,drivers_ia32"
90 #define FALLBACK_FULLNAME L"EFI\\BOOT\\bootia32.efi"
91 #define FALLBACK_BASENAME L"bootia32.efi"
92 #define EFI_STUB_ARCH 0x014c
94 #define SHELL_NAMES L"\\EFI\\tools\\shell.efi,\\shell.efi"
95 #define GPTSYNC_NAMES L"\\EFI\\tools\\gptsync.efi"
96 #define GDISK_NAMES L"\\EFI\\tools\\gdisk.efi"
97 #define MEMTEST_NAMES L"memtest86.efi"
98 #define DRIVER_DIRS L"drivers"
99 #define FALLBACK_FULLNAME L"EFI\\BOOT\\boot.efi" /* Not really correct */
100 #define FALLBACK_BASENAME L"boot.efi" /* Not really correct */
102 #define FAT_ARCH 0x0ef1fab9 /* ID for Apple "fat" binary */
104 // Filename patterns that identify EFI boot loaders. Note that a single case (either L"*.efi" or
105 // L"*.EFI") is fine for most systems; but Gigabyte's buggy Hybrid EFI does a case-sensitive
106 // comparison when it should do a case-insensitive comparison, so I'm doubling this up. It does
107 // no harm on other computers, AFAIK. In theory, every case variation should be done for
108 // completeness, but that's ridiculous....
109 #define LOADER_MATCH_PATTERNS L"*.efi,*.EFI"
111 // Patterns that identify Linux kernels. Added to the loader match pattern when the
112 // scan_all_linux_kernels option is set in the configuration file. Causes kernels WITHOUT
113 // a ".efi" extension to be found when scanning for boot loaders.
114 #define LINUX_MATCH_PATTERNS L"vmlinuz*,bzImage*"
116 // Default hint text for program-launch submenus
117 #define SUBSCREEN_HINT1 L"Use arrow keys to move cursor; Enter to boot;"
118 #define SUBSCREEN_HINT2 L"Insert or F2 to edit options; Esc to return to main menu"
119 #define SUBSCREEN_HINT2_NO_EDITOR L"Esc to return to main menu"
123 #define TYPE_LEGACY 2
125 static REFIT_MENU_ENTRY MenuEntryAbout
= { L
"About rEFInd", TAG_ABOUT
, 1, 0, 'A', NULL
, NULL
, NULL
};
126 static REFIT_MENU_ENTRY MenuEntryReset
= { L
"Reboot Computer", TAG_REBOOT
, 1, 0, 'R', NULL
, NULL
, NULL
};
127 static REFIT_MENU_ENTRY MenuEntryShutdown
= { L
"Shut Down Computer", TAG_SHUTDOWN
, 1, 0, 'U', NULL
, NULL
, NULL
};
128 static REFIT_MENU_ENTRY MenuEntryReturn
= { L
"Return to Main Menu", TAG_RETURN
, 1, 0, 0, NULL
, NULL
, NULL
};
129 static REFIT_MENU_ENTRY MenuEntryExit
= { L
"Exit rEFInd", TAG_EXIT
, 1, 0, 0, NULL
, NULL
, NULL
};
130 static REFIT_MENU_ENTRY MenuEntryFirmware
= { L
"Reboot to Computer Setup Utility", TAG_FIRMWARE
, 1, 0, 0, NULL
, NULL
, NULL
};
132 static REFIT_MENU_SCREEN MainMenu
= { L
"Main Menu", NULL
, 0, NULL
, 0, NULL
, 0, L
"Automatic boot",
133 L
"Use arrow keys to move cursor; Enter to boot;",
134 L
"Insert or F2 for more options; Esc to refresh" };
135 static REFIT_MENU_SCREEN AboutMenu
= { L
"About", NULL
, 0, NULL
, 0, NULL
, 0, NULL
, L
"Press Enter to return to main menu", L
"" };
137 REFIT_CONFIG GlobalConfig
= { FALSE
, FALSE
, 0, 0, 0, DONT_CHANGE_TEXT_MODE
, 20, 0, 0, GRAPHICS_FOR_OSX
, LEGACY_TYPE_MAC
, 0, 0,
138 { DEFAULT_BIG_ICON_SIZE
/ 4, DEFAULT_SMALL_ICON_SIZE
, DEFAULT_BIG_ICON_SIZE
}, BANNER_NOSCALE
,
139 NULL
, NULL
, CONFIG_FILE_NAME
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
140 { TAG_SHELL
, TAG_MEMTEST
, TAG_GDISK
, TAG_APPLE_RECOVERY
, TAG_WINDOWS_RECOVERY
, TAG_MOK_TOOL
,
141 TAG_ABOUT
, TAG_SHUTDOWN
, TAG_REBOOT
, TAG_FIRMWARE
, 0, 0, 0, 0, 0, 0 }
144 EFI_GUID GlobalGuid
= EFI_GLOBAL_VARIABLE
;
146 // Structure used to hold boot loader filenames and time stamps in
147 // a linked list; used to sort entries within a directory.
151 struct LOADER_LIST
*NextEntry
;
158 static VOID
AboutrEFInd(VOID
)
160 if (AboutMenu
.EntryCount
== 0) {
161 AboutMenu
.TitleImage
= BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT
);
162 AddMenuInfoLine(&AboutMenu
, L
"rEFInd Version 0.7.8.4");
163 AddMenuInfoLine(&AboutMenu
, L
"");
164 AddMenuInfoLine(&AboutMenu
, L
"Copyright (c) 2006-2010 Christoph Pfisterer");
165 AddMenuInfoLine(&AboutMenu
, L
"Copyright (c) 2012-2014 Roderick W. Smith");
166 AddMenuInfoLine(&AboutMenu
, L
"Portions Copyright (c) Intel Corporation and others");
167 AddMenuInfoLine(&AboutMenu
, L
"Distributed under the terms of the GNU GPLv3 license");
168 AddMenuInfoLine(&AboutMenu
, L
"");
169 AddMenuInfoLine(&AboutMenu
, L
"Running on:");
170 AddMenuInfoLine(&AboutMenu
, PoolPrint(L
" EFI Revision %d.%02d", ST
->Hdr
.Revision
>> 16, ST
->Hdr
.Revision
& ((1 << 16) - 1)));
172 AddMenuInfoLine(&AboutMenu
, L
" Platform: x86 (32 bit)");
173 #elif defined(EFIX64)
174 AddMenuInfoLine(&AboutMenu
, PoolPrint(L
" Platform: x86_64 (64 bit); Secure Boot %s",
175 secure_mode() ? L
"active" : L
"inactive"));
177 AddMenuInfoLine(&AboutMenu
, L
" Platform: unknown");
179 AddMenuInfoLine(&AboutMenu
, PoolPrint(L
" Firmware: %s %d.%02d", ST
->FirmwareVendor
, ST
->FirmwareRevision
>> 16,
180 ST
->FirmwareRevision
& ((1 << 16) - 1)));
181 AddMenuInfoLine(&AboutMenu
, PoolPrint(L
" Screen Output: %s", egScreenDescription()));
182 AddMenuInfoLine(&AboutMenu
, L
"");
183 #if defined(__MAKEWITH_GNUEFI)
184 AddMenuInfoLine(&AboutMenu
, L
"Built with GNU-EFI");
186 AddMenuInfoLine(&AboutMenu
, L
"Built with TianoCore EDK2");
188 AddMenuInfoLine(&AboutMenu
, L
"");
189 AddMenuInfoLine(&AboutMenu
, L
"For more information, see the rEFInd Web site:");
190 AddMenuInfoLine(&AboutMenu
, L
"http://www.rodsbooks.com/refind/");
191 AddMenuEntry(&AboutMenu
, &MenuEntryReturn
);
194 RunMenu(&AboutMenu
, NULL
);
195 } /* VOID AboutrEFInd() */
197 static VOID
WarnSecureBootError(CHAR16
*Name
, BOOLEAN Verbose
) {
199 Name
= L
"the loader";
201 refit_call2_wrapper(ST
->ConOut
->SetAttribute
, ST
->ConOut
, ATTR_ERROR
);
202 Print(L
"Secure Boot validation failure loading %s!\n", Name
);
203 refit_call2_wrapper(ST
->ConOut
->SetAttribute
, ST
->ConOut
, ATTR_BASIC
);
204 if (Verbose
&& secure_mode()) {
205 Print(L
"\nThis computer is configured with Secure Boot active, but\n%s has failed validation.\n", Name
);
206 Print(L
"\nYou can:\n * Launch another boot loader\n");
207 Print(L
" * Disable Secure Boot in your firmware\n");
208 Print(L
" * Sign %s with a machine owner key (MOK)\n", Name
);
209 Print(L
" * Use a MOK utility (often present on the second row) to add a MOK with which\n");
210 Print(L
" %s has already been signed.\n", Name
);
211 Print(L
" * Use a MOK utility to register %s (\"enroll its hash\") without\n", Name
);
212 Print(L
" signing it.\n");
213 Print(L
"\nSee http://www.rodsbooks.com/refind/secureboot.html for more information\n");
216 } // VOID WarnSecureBootError()
218 // Returns TRUE if this file is a valid EFI loader file, and is proper ARCH
219 static BOOLEAN
IsValidLoader(EFI_FILE
*RootDir
, CHAR16
*FileName
) {
220 BOOLEAN IsValid
= TRUE
;
221 #if defined (EFIX64) | defined (EFI32)
223 EFI_FILE_HANDLE FileHandle
;
225 UINTN Size
= sizeof(Header
);
227 if ((RootDir
== NULL
) || (FileName
== NULL
)) {
228 // Assume valid here, because Macs produce NULL RootDir (& maybe FileName)
229 // when launching from a Firewire drive. This should be handled better, but
230 // fix would have to be in StartEFIImageList() and/or in FindVolumeAndFilename().
234 Status
= refit_call5_wrapper(RootDir
->Open
, RootDir
, &FileHandle
, FileName
, EFI_FILE_MODE_READ
, 0);
235 if (EFI_ERROR(Status
))
238 Status
= refit_call3_wrapper(FileHandle
->Read
, FileHandle
, &Size
, Header
);
239 refit_call1_wrapper(FileHandle
->Close
, FileHandle
);
241 IsValid
= !EFI_ERROR(Status
) &&
242 Size
== sizeof(Header
) &&
243 ((Header
[0] == 'M' && Header
[1] == 'Z' &&
244 (Size
= *(UINT32
*)&Header
[0x3c]) < 0x180 &&
245 Header
[Size
] == 'P' && Header
[Size
+1] == 'E' &&
246 Header
[Size
+2] == 0 && Header
[Size
+3] == 0 &&
247 *(UINT16
*)&Header
[Size
+4] == EFI_STUB_ARCH
) ||
248 (*(UINT32
*)&Header
== FAT_ARCH
));
251 } // BOOLEAN IsValidLoader()
253 // Launch an EFI binary.
254 static EFI_STATUS
StartEFIImageList(IN EFI_DEVICE_PATH
**DevicePaths
,
255 IN CHAR16
*LoadOptions
, IN UINTN LoaderType
,
256 IN CHAR16
*ImageTitle
, IN CHAR8 OSType
,
257 OUT UINTN
*ErrorInStep
,
260 EFI_STATUS Status
, ReturnStatus
;
261 EFI_HANDLE ChildImageHandle
;
262 EFI_LOADED_IMAGE
*ChildLoadedImage
= NULL
;
263 REFIT_VOLUME
*Volume
= NULL
;
264 UINTN DevicePathIndex
;
265 CHAR16 ErrorInfo
[256];
266 CHAR16
*FullLoadOptions
= NULL
;
267 CHAR16
*Filename
= NULL
;
270 if (ErrorInStep
!= NULL
)
274 if (LoadOptions
!= NULL
) {
275 FullLoadOptions
= StrDuplicate(LoadOptions
);
276 if ((LoaderType
== TYPE_EFI
) && (OSType
== 'M')) {
277 MergeStrings(&FullLoadOptions
, L
" ", 0);
278 // NOTE: That last space is also added by the EFI shell and seems to be significant
279 // when passing options to Apple's boot.efi...
281 } // if (LoadOptions != NULL)
283 Print(L
"Starting %s\nUsing load options '%s'\n", ImageTitle
, FullLoadOptions
? FullLoadOptions
: L
"");
285 // load the image into memory (and execute it, in the case of a shim/MOK image).
286 ReturnStatus
= Status
= EFI_NOT_FOUND
; // in case the list is empty
287 for (DevicePathIndex
= 0; DevicePaths
[DevicePathIndex
] != NULL
; DevicePathIndex
++) {
288 FindVolumeAndFilename(DevicePaths
[DevicePathIndex
], &Volume
, &Filename
);
289 // Some EFIs crash if attempting to load driver for invalid architecture, so
290 // protect for this condition; but sometimes Volume comes back NULL, so provide
291 // an exception. (TODO: Handle this special condition better.)
292 if ((LoaderType
== TYPE_LEGACY
) || (Volume
== NULL
) || IsValidLoader(Volume
->RootDir
, Filename
)) {
293 if (Filename
&& (LoaderType
!= TYPE_LEGACY
)) {
294 Temp
= PoolPrint(L
"\\%s %s", Filename
, FullLoadOptions
? FullLoadOptions
: L
"");
296 MyFreePool(FullLoadOptions
);
297 FullLoadOptions
= Temp
;
301 // NOTE: Below commented-out line could be more efficient if file were read ahead of
302 // time and passed as a pre-loaded image to LoadImage(), but it doesn't work on my
303 // 32-bit Mac Mini or my 64-bit Intel box when launching a Linux kernel; the
304 // kernel returns a "Failed to handle fs_proto" error message.
305 // TODO: Track down the cause of this error and fix it, if possible.
306 // ReturnStatus = Status = refit_call6_wrapper(BS->LoadImage, FALSE, SelfImageHandle, DevicePaths[DevicePathIndex],
307 // ImageData, ImageSize, &ChildImageHandle);
308 ReturnStatus
= Status
= refit_call6_wrapper(BS
->LoadImage
, FALSE
, SelfImageHandle
, DevicePaths
[DevicePathIndex
],
309 NULL
, 0, &ChildImageHandle
);
311 Print(L
"Invalid loader file!\n");
312 ReturnStatus
= EFI_LOAD_ERROR
;
314 if (ReturnStatus
!= EFI_NOT_FOUND
) {
318 if ((Status
== EFI_ACCESS_DENIED
) || (Status
== EFI_SECURITY_VIOLATION
)) {
319 WarnSecureBootError(ImageTitle
, Verbose
);
322 SPrint(ErrorInfo
, 255, L
"while loading %s", ImageTitle
);
323 if (CheckError(Status
, ErrorInfo
)) {
324 if (ErrorInStep
!= NULL
)
329 ReturnStatus
= Status
= refit_call3_wrapper(BS
->HandleProtocol
, ChildImageHandle
, &LoadedImageProtocol
,
330 (VOID
**) &ChildLoadedImage
);
331 if (CheckError(Status
, L
"while getting a LoadedImageProtocol handle")) {
332 if (ErrorInStep
!= NULL
)
336 ChildLoadedImage
->LoadOptions
= (VOID
*)FullLoadOptions
;
337 ChildLoadedImage
->LoadOptionsSize
= FullLoadOptions
? ((UINT32
)StrLen(FullLoadOptions
) + 1) * sizeof(CHAR16
) : 0;
338 // turn control over to the image
339 // TODO: (optionally) re-enable the EFI watchdog timer!
341 // close open file handles
343 ReturnStatus
= Status
= refit_call3_wrapper(BS
->StartImage
, ChildImageHandle
, NULL
, NULL
);
345 // control returns here when the child image calls Exit()
346 SPrint(ErrorInfo
, 255, L
"returned from %s", ImageTitle
);
347 if (CheckError(Status
, ErrorInfo
)) {
348 if (ErrorInStep
!= NULL
)
352 // re-open file handles
356 // unload the image, we don't care if it works or not...
357 Status
= refit_call1_wrapper(BS
->UnloadImage
, ChildImageHandle
);
360 MyFreePool(FullLoadOptions
);
362 } /* static EFI_STATUS StartEFIImageList() */
364 static EFI_STATUS
StartEFIImage(IN EFI_DEVICE_PATH
*DevicePath
,
365 IN CHAR16
*LoadOptions
, IN UINTN LoaderType
,
366 IN CHAR16
*ImageTitle
, IN CHAR8 OSType
,
367 OUT UINTN
*ErrorInStep
,
370 EFI_DEVICE_PATH
*DevicePaths
[2];
372 DevicePaths
[0] = DevicePath
;
373 DevicePaths
[1] = NULL
;
374 return StartEFIImageList(DevicePaths
, LoadOptions
, LoaderType
, ImageTitle
, OSType
, ErrorInStep
, Verbose
);
375 } /* static EFI_STATUS StartEFIImage() */
377 // From gummiboot: Retrieve a raw EFI variable.
378 // Returns EFI status
379 static EFI_STATUS
EfivarGetRaw(EFI_GUID
*vendor
, CHAR16
*name
, CHAR8
**buffer
, UINTN
*size
) {
384 l
= sizeof(CHAR16
*) * EFI_MAXIMUM_VARIABLE_SIZE
;
385 buf
= AllocatePool(l
);
387 return EFI_OUT_OF_RESOURCES
;
389 err
= refit_call5_wrapper(RT
->GetVariable
, name
, vendor
, NULL
, &l
, buf
);
390 if (EFI_ERROR(err
) == EFI_SUCCESS
) {
397 } // EFI_STATUS EfivarGetRaw()
399 // From gummiboot: Set an EFI variable
400 static EFI_STATUS
EfivarSetRaw(EFI_GUID
*vendor
, CHAR16
*name
, CHAR8
*buf
, UINTN size
, BOOLEAN persistent
) {
403 flags
= EFI_VARIABLE_BOOTSERVICE_ACCESS
|EFI_VARIABLE_RUNTIME_ACCESS
;
405 flags
|= EFI_VARIABLE_NON_VOLATILE
;
407 return refit_call5_wrapper(RT
->SetVariable
, name
, vendor
, flags
, size
, buf
);
408 } // EFI_STATUS EfivarSetRaw()
410 // From gummiboot: Reboot the computer into its built-in user interface
411 static EFI_STATUS
RebootIntoFirmware(VOID
) {
417 osind
= EFI_OS_INDICATIONS_BOOT_TO_FW_UI
;
419 err
= EfivarGetRaw(&GlobalGuid
, L
"OsIndications", &b
, &size
);
420 if (err
== EFI_SUCCESS
)
424 err
= EfivarSetRaw(&GlobalGuid
, L
"OsIndications", (CHAR8
*)&osind
, sizeof(UINT64
), TRUE
);
425 if (err
!= EFI_SUCCESS
)
428 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
429 Print(L
"Error calling ResetSystem: %r", err
);
436 // EFI OS loader functions
439 static VOID
StartLoader(LOADER_ENTRY
*Entry
)
441 UINTN ErrorInStep
= 0;
443 BeginExternalScreen(Entry
->UseGraphicsMode
, L
"Booting OS");
444 StartEFIImage(Entry
->DevicePath
, Entry
->LoadOptions
, TYPE_EFI
,
445 Basename(Entry
->LoaderPath
), Entry
->OSType
, &ErrorInStep
, !Entry
->UseGraphicsMode
);
446 FinishExternalScreen();
449 // Locate an initrd or initramfs file that matches the kernel specified by LoaderPath.
450 // The matching file has a name that begins with "init" and includes the same version
451 // number string as is found in LoaderPath -- but not a longer version number string.
452 // For instance, if LoaderPath is \EFI\kernels\bzImage-3.3.0.efi, and if \EFI\kernels
453 // has a file called initramfs-3.3.0.img, this function will return the string
454 // '\EFI\kernels\initramfs-3.3.0.img'. If the directory ALSO contains the file
455 // initramfs-3.3.0-rc7.img or initramfs-13.3.0.img, those files will NOT match;
456 // however, initmine-3.3.0.img might match. (FindInitrd() returns the first match it
457 // finds). Thus, care should be taken to avoid placing duplicate matching files in
458 // the kernel's directory.
459 // If no matching init file can be found, returns NULL.
460 static CHAR16
* FindInitrd(IN CHAR16
*LoaderPath
, IN REFIT_VOLUME
*Volume
) {
461 CHAR16
*InitrdName
= NULL
, *FileName
, *KernelVersion
, *InitrdVersion
, *Path
;
462 REFIT_DIR_ITER DirIter
;
463 EFI_FILE_INFO
*DirEntry
;
465 FileName
= Basename(LoaderPath
);
466 KernelVersion
= FindNumbers(FileName
);
467 Path
= FindPath(LoaderPath
);
469 // Add trailing backslash for root directory; necessary on some systems, but must
470 // NOT be added to all directories, since on other systems, a trailing backslash on
471 // anything but the root directory causes them to flake out!
472 if (StrLen(Path
) == 0) {
473 MergeStrings(&Path
, L
"\\", 0);
475 DirIterOpen(Volume
->RootDir
, Path
, &DirIter
);
476 // Now add a trailing backslash if it was NOT added earlier, for consistency in
477 // building the InitrdName later....
478 if ((StrLen(Path
) > 0) && (Path
[StrLen(Path
) - 1] != L
'\\'))
479 MergeStrings(&Path
, L
"\\", 0);
480 while ((DirIterNext(&DirIter
, 2, L
"init*", &DirEntry
)) && (InitrdName
== NULL
)) {
481 InitrdVersion
= FindNumbers(DirEntry
->FileName
);
482 if (KernelVersion
!= NULL
) {
483 if (StriCmp(InitrdVersion
, KernelVersion
) == 0) {
484 InitrdName
= PoolPrint(L
"%s%s", Path
, DirEntry
->FileName
);
487 if (InitrdVersion
== NULL
) {
488 InitrdName
= PoolPrint(L
"%s%s", Path
, DirEntry
->FileName
);
491 MyFreePool(InitrdVersion
);
493 DirIterClose(&DirIter
);
495 // Note: Don't FreePool(FileName), since Basename returns a pointer WITHIN the string it's passed.
496 MyFreePool(KernelVersion
);
499 } // static CHAR16 * FindInitrd()
501 LOADER_ENTRY
* AddPreparedLoaderEntry(LOADER_ENTRY
*Entry
) {
502 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
505 } // LOADER_ENTRY * AddPreparedLoaderEntry()
507 // Creates a copy of a menu screen.
508 // Returns a pointer to the copy of the menu screen.
509 static REFIT_MENU_SCREEN
* CopyMenuScreen(REFIT_MENU_SCREEN
*Entry
) {
510 REFIT_MENU_SCREEN
*NewEntry
;
513 NewEntry
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
514 if ((Entry
!= NULL
) && (NewEntry
!= NULL
)) {
515 CopyMem(NewEntry
, Entry
, sizeof(REFIT_MENU_SCREEN
));
516 NewEntry
->Title
= (Entry
->Title
) ? StrDuplicate(Entry
->Title
) : NULL
;
517 NewEntry
->TimeoutText
= (Entry
->TimeoutText
) ? StrDuplicate(Entry
->TimeoutText
) : NULL
;
518 if (Entry
->TitleImage
!= NULL
) {
519 NewEntry
->TitleImage
= AllocatePool(sizeof(EG_IMAGE
));
520 if (NewEntry
->TitleImage
!= NULL
)
521 CopyMem(NewEntry
->TitleImage
, Entry
->TitleImage
, sizeof(EG_IMAGE
));
523 NewEntry
->InfoLines
= (CHAR16
**) AllocateZeroPool(Entry
->InfoLineCount
* (sizeof(CHAR16
*)));
524 for (i
= 0; i
< Entry
->InfoLineCount
&& NewEntry
->InfoLines
; i
++) {
525 NewEntry
->InfoLines
[i
] = (Entry
->InfoLines
[i
]) ? StrDuplicate(Entry
->InfoLines
[i
]) : NULL
;
527 NewEntry
->Entries
= (REFIT_MENU_ENTRY
**) AllocateZeroPool(Entry
->EntryCount
* (sizeof (REFIT_MENU_ENTRY
*)));
528 for (i
= 0; i
< Entry
->EntryCount
&& NewEntry
->Entries
; i
++) {
529 AddMenuEntry(NewEntry
, Entry
->Entries
[i
]);
531 NewEntry
->Hint1
= (Entry
->Hint1
) ? StrDuplicate(Entry
->Hint1
) : NULL
;
532 NewEntry
->Hint2
= (Entry
->Hint2
) ? StrDuplicate(Entry
->Hint2
) : NULL
;
535 } // static REFIT_MENU_SCREEN* CopyMenuScreen()
537 // Creates a copy of a menu entry. Intended to enable moving a stack-based
538 // menu entry (such as the ones for the "reboot" and "exit" functions) to
539 // to the heap. This enables easier deletion of the whole set of menu
540 // entries when re-scanning.
541 // Returns a pointer to the copy of the menu entry.
542 static REFIT_MENU_ENTRY
* CopyMenuEntry(REFIT_MENU_ENTRY
*Entry
) {
543 REFIT_MENU_ENTRY
*NewEntry
;
545 NewEntry
= AllocateZeroPool(sizeof(REFIT_MENU_ENTRY
));
546 if ((Entry
!= NULL
) && (NewEntry
!= NULL
)) {
547 CopyMem(NewEntry
, Entry
, sizeof(REFIT_MENU_ENTRY
));
548 NewEntry
->Title
= (Entry
->Title
) ? StrDuplicate(Entry
->Title
) : NULL
;
549 if (Entry
->BadgeImage
!= NULL
) {
550 NewEntry
->BadgeImage
= AllocatePool(sizeof(EG_IMAGE
));
551 if (NewEntry
->BadgeImage
!= NULL
)
552 CopyMem(NewEntry
->BadgeImage
, Entry
->BadgeImage
, sizeof(EG_IMAGE
));
554 if (Entry
->Image
!= NULL
) {
555 NewEntry
->Image
= AllocatePool(sizeof(EG_IMAGE
));
556 if (NewEntry
->Image
!= NULL
)
557 CopyMem(NewEntry
->Image
, Entry
->Image
, sizeof(EG_IMAGE
));
559 if (Entry
->SubScreen
!= NULL
) {
560 NewEntry
->SubScreen
= CopyMenuScreen(Entry
->SubScreen
);
564 } // REFIT_MENU_ENTRY* CopyMenuEntry()
566 // Creates a new LOADER_ENTRY data structure and populates it with
567 // default values from the specified Entry, or NULL values if Entry
568 // is unspecified (NULL).
569 // Returns a pointer to the new data structure, or NULL if it
570 // couldn't be allocated
571 LOADER_ENTRY
*InitializeLoaderEntry(IN LOADER_ENTRY
*Entry
) {
572 LOADER_ENTRY
*NewEntry
= NULL
;
574 NewEntry
= AllocateZeroPool(sizeof(LOADER_ENTRY
));
575 if (NewEntry
!= NULL
) {
576 NewEntry
->me
.Title
= NULL
;
577 NewEntry
->me
.Tag
= TAG_LOADER
;
578 NewEntry
->Enabled
= TRUE
;
579 NewEntry
->UseGraphicsMode
= FALSE
;
580 NewEntry
->OSType
= 0;
582 NewEntry
->LoaderPath
= (Entry
->LoaderPath
) ? StrDuplicate(Entry
->LoaderPath
) : NULL
;
583 NewEntry
->VolName
= (Entry
->VolName
) ? StrDuplicate(Entry
->VolName
) : NULL
;
584 NewEntry
->DevicePath
= Entry
->DevicePath
;
585 NewEntry
->UseGraphicsMode
= Entry
->UseGraphicsMode
;
586 NewEntry
->LoadOptions
= (Entry
->LoadOptions
) ? StrDuplicate(Entry
->LoadOptions
) : NULL
;
587 NewEntry
->InitrdPath
= (Entry
->InitrdPath
) ? StrDuplicate(Entry
->InitrdPath
) : NULL
;
591 } // LOADER_ENTRY *InitializeLoaderEntry()
593 // Adds InitrdPath to Options, but only if Options doesn't already include an
594 // initrd= line. Done to enable overriding the default initrd selection in a
595 // refind_linux.conf file's options list.
596 // Returns a pointer to a new string. The calling function is responsible for
597 // freeing its memory.
598 static CHAR16
*AddInitrdToOptions(CHAR16
*Options
, CHAR16
*InitrdPath
) {
599 CHAR16
*NewOptions
= NULL
;
602 NewOptions
= StrDuplicate(Options
);
603 if ((InitrdPath
!= NULL
) && !StriSubCmp(L
"initrd=", Options
)) {
604 MergeStrings(&NewOptions
, L
"initrd=", L
' ');
605 MergeStrings(&NewOptions
, InitrdPath
, 0);
608 } // CHAR16 *AddInitrdToOptions()
610 // Prepare a REFIT_MENU_SCREEN data structure for a subscreen entry. This sets up
611 // the default entry that launches the boot loader using the same options as the
612 // main Entry does. Subsequent options can be added by the calling function.
613 // If a subscreen already exists in the Entry that's passed to this function,
614 // it's left unchanged and a pointer to it is returned.
615 // Returns a pointer to the new subscreen data structure, or NULL if there
616 // were problems allocating memory.
617 REFIT_MENU_SCREEN
*InitializeSubScreen(IN LOADER_ENTRY
*Entry
) {
618 CHAR16
*FileName
, *MainOptions
= NULL
;
619 REFIT_MENU_SCREEN
*SubScreen
= NULL
;
620 LOADER_ENTRY
*SubEntry
;
622 FileName
= Basename(Entry
->LoaderPath
);
623 if (Entry
->me
.SubScreen
== NULL
) { // No subscreen yet; initialize default entry....
624 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
625 if (SubScreen
!= NULL
) {
626 SubScreen
->Title
= AllocateZeroPool(sizeof(CHAR16
) * 256);
627 SPrint(SubScreen
->Title
, 255, L
"Boot Options for %s on %s",
628 (Entry
->Title
!= NULL
) ? Entry
->Title
: FileName
, Entry
->VolName
);
629 SubScreen
->TitleImage
= Entry
->me
.Image
;
631 SubEntry
= InitializeLoaderEntry(Entry
);
632 if (SubEntry
!= NULL
) {
633 SubEntry
->me
.Title
= StrDuplicate(L
"Boot using default options");
634 MainOptions
= SubEntry
->LoadOptions
;
635 SubEntry
->LoadOptions
= AddInitrdToOptions(MainOptions
, SubEntry
->InitrdPath
);
636 MyFreePool(MainOptions
);
637 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
638 } // if (SubEntry != NULL)
639 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
640 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
641 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
643 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
645 } // if (SubScreen != NULL)
646 } else { // existing subscreen; less initialization, and just add new entry later....
647 SubScreen
= Entry
->me
.SubScreen
;
650 } // REFIT_MENU_SCREEN *InitializeSubScreen()
652 VOID
GenerateSubScreen(LOADER_ENTRY
*Entry
, IN REFIT_VOLUME
*Volume
) {
653 REFIT_MENU_SCREEN
*SubScreen
;
654 LOADER_ENTRY
*SubEntry
;
656 CHAR16 DiagsFileName
[256];
661 // create the submenu
662 if (StrLen(Entry
->Title
) == 0) {
663 MyFreePool(Entry
->Title
);
666 SubScreen
= InitializeSubScreen(Entry
);
668 // loader-specific submenu entries
669 if (Entry
->OSType
== 'M') { // entries for Mac OS X
671 SubEntry
= InitializeLoaderEntry(Entry
);
672 if (SubEntry
!= NULL
) {
673 SubEntry
->me
.Title
= L
"Boot Mac OS X with a 64-bit kernel";
674 SubEntry
->LoadOptions
= L
"arch=x86_64";
675 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
676 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
679 SubEntry
= InitializeLoaderEntry(Entry
);
680 if (SubEntry
!= NULL
) {
681 SubEntry
->me
.Title
= L
"Boot Mac OS X with a 32-bit kernel";
682 SubEntry
->LoadOptions
= L
"arch=i386";
683 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
684 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
688 if (!(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_SINGLEUSER
)) {
689 SubEntry
= InitializeLoaderEntry(Entry
);
690 if (SubEntry
!= NULL
) {
691 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode";
692 SubEntry
->UseGraphicsMode
= FALSE
;
693 SubEntry
->LoadOptions
= L
"-v";
694 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
698 SubEntry
= InitializeLoaderEntry(Entry
);
699 if (SubEntry
!= NULL
) {
700 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode (64-bit)";
701 SubEntry
->UseGraphicsMode
= FALSE
;
702 SubEntry
->LoadOptions
= L
"-v arch=x86_64";
703 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
706 SubEntry
= InitializeLoaderEntry(Entry
);
707 if (SubEntry
!= NULL
) {
708 SubEntry
->me
.Title
= L
"Boot Mac OS X in verbose mode (32-bit)";
709 SubEntry
->UseGraphicsMode
= FALSE
;
710 SubEntry
->LoadOptions
= L
"-v arch=i386";
711 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
715 SubEntry
= InitializeLoaderEntry(Entry
);
716 if (SubEntry
!= NULL
) {
717 SubEntry
->me
.Title
= L
"Boot Mac OS X in single user mode";
718 SubEntry
->UseGraphicsMode
= FALSE
;
719 SubEntry
->LoadOptions
= L
"-v -s";
720 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
722 } // single-user mode allowed
724 if (!(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_SAFEMODE
)) {
725 SubEntry
= InitializeLoaderEntry(Entry
);
726 if (SubEntry
!= NULL
) {
727 SubEntry
->me
.Title
= L
"Boot Mac OS X in safe mode";
728 SubEntry
->UseGraphicsMode
= FALSE
;
729 SubEntry
->LoadOptions
= L
"-v -x";
730 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
732 } // safe mode allowed
734 // check for Apple hardware diagnostics
735 StrCpy(DiagsFileName
, L
"System\\Library\\CoreServices\\.diagnostics\\diags.efi");
736 if (FileExists(Volume
->RootDir
, DiagsFileName
) && !(GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_HWTEST
)) {
737 SubEntry
= InitializeLoaderEntry(Entry
);
738 if (SubEntry
!= NULL
) {
739 SubEntry
->me
.Title
= L
"Run Apple Hardware Test";
740 MyFreePool(SubEntry
->LoaderPath
);
741 SubEntry
->LoaderPath
= StrDuplicate(DiagsFileName
);
742 SubEntry
->DevicePath
= FileDevicePath(Volume
->DeviceHandle
, SubEntry
->LoaderPath
);
743 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
744 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
746 } // if diagnostics entry found
748 } else if (Entry
->OSType
== 'L') { // entries for Linux kernels with EFI stub loaders
749 File
= ReadLinuxOptionsFile(Entry
->LoaderPath
, Volume
);
751 InitrdName
= FindInitrd(Entry
->LoaderPath
, Volume
);
752 TokenCount
= ReadTokenLine(File
, &TokenList
);
753 // first entry requires special processing, since it was initially set
754 // up with a default title but correct options by InitializeSubScreen(),
756 if ((SubScreen
->Entries
!= NULL
) && (SubScreen
->Entries
[0] != NULL
)) {
757 MyFreePool(SubScreen
->Entries
[0]->Title
);
758 SubScreen
->Entries
[0]->Title
= TokenList
[0] ? StrDuplicate(TokenList
[0]) : StrDuplicate(L
"Boot Linux");
760 FreeTokenLine(&TokenList
, &TokenCount
);
761 while ((TokenCount
= ReadTokenLine(File
, &TokenList
)) > 1) {
762 SubEntry
= InitializeLoaderEntry(Entry
);
763 SubEntry
->me
.Title
= TokenList
[0] ? StrDuplicate(TokenList
[0]) : StrDuplicate(L
"Boot Linux");
764 MyFreePool(SubEntry
->LoadOptions
);
765 SubEntry
->LoadOptions
= AddInitrdToOptions(TokenList
[1], InitrdName
);
766 FreeTokenLine(&TokenList
, &TokenCount
);
767 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_LINUX
;
768 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
770 MyFreePool(InitrdName
);
774 } else if (Entry
->OSType
== 'E') { // entries for ELILO
775 SubEntry
= InitializeLoaderEntry(Entry
);
776 if (SubEntry
!= NULL
) {
777 SubEntry
->me
.Title
= L
"Run ELILO in interactive mode";
778 SubEntry
->LoadOptions
= L
"-p";
779 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
780 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
783 SubEntry
= InitializeLoaderEntry(Entry
);
784 if (SubEntry
!= NULL
) {
785 SubEntry
->me
.Title
= L
"Boot Linux for a 17\" iMac or a 15\" MacBook Pro (*)";
786 SubEntry
->UseGraphicsMode
= TRUE
;
787 SubEntry
->LoadOptions
= L
"-d 0 i17";
788 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
789 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
792 SubEntry
= InitializeLoaderEntry(Entry
);
793 if (SubEntry
!= NULL
) {
794 SubEntry
->me
.Title
= L
"Boot Linux for a 20\" iMac (*)";
795 SubEntry
->UseGraphicsMode
= TRUE
;
796 SubEntry
->LoadOptions
= L
"-d 0 i20";
797 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
798 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
801 SubEntry
= InitializeLoaderEntry(Entry
);
802 if (SubEntry
!= NULL
) {
803 SubEntry
->me
.Title
= L
"Boot Linux for a Mac Mini (*)";
804 SubEntry
->UseGraphicsMode
= TRUE
;
805 SubEntry
->LoadOptions
= L
"-d 0 mini";
806 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
807 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
810 AddMenuInfoLine(SubScreen
, L
"NOTE: This is an example. Entries");
811 AddMenuInfoLine(SubScreen
, L
"marked with (*) may not work.");
813 } else if (Entry
->OSType
== 'X') { // entries for xom.efi
814 // by default, skip the built-in selection and boot from hard disk only
815 Entry
->LoadOptions
= L
"-s -h";
817 SubEntry
= InitializeLoaderEntry(Entry
);
818 if (SubEntry
!= NULL
) {
819 SubEntry
->me
.Title
= L
"Boot Windows from Hard Disk";
820 SubEntry
->LoadOptions
= L
"-s -h";
821 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
822 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
825 SubEntry
= InitializeLoaderEntry(Entry
);
826 if (SubEntry
!= NULL
) {
827 SubEntry
->me
.Title
= L
"Boot Windows from CD-ROM";
828 SubEntry
->LoadOptions
= L
"-s -c";
829 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
830 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
833 SubEntry
= InitializeLoaderEntry(Entry
);
834 if (SubEntry
!= NULL
) {
835 SubEntry
->me
.Title
= L
"Run XOM in text mode";
836 SubEntry
->UseGraphicsMode
= FALSE
;
837 SubEntry
->LoadOptions
= L
"-v";
838 SubEntry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
839 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
841 } // entries for xom.efi
842 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
843 Entry
->me
.SubScreen
= SubScreen
;
844 } // VOID GenerateSubScreen()
846 // Returns options for a Linux kernel. Reads them from an options file in the
847 // kernel's directory; and if present, adds an initrd= option for an initial
848 // RAM disk file with the same version number as the kernel file.
849 static CHAR16
* GetMainLinuxOptions(IN CHAR16
* LoaderPath
, IN REFIT_VOLUME
*Volume
) {
850 CHAR16
*Options
= NULL
, *InitrdName
, *FullOptions
= NULL
;
852 Options
= GetFirstOptionsFromFile(LoaderPath
, Volume
);
853 InitrdName
= FindInitrd(LoaderPath
, Volume
);
854 FullOptions
= AddInitrdToOptions(Options
, InitrdName
);
857 MyFreePool(InitrdName
);
858 return (FullOptions
);
859 } // static CHAR16 * GetMainLinuxOptions()
861 // Try to guess the name of the Linux distribution & add that name to
863 static VOID
GuessLinuxDistribution(CHAR16
**OSIconName
, REFIT_VOLUME
*Volume
, CHAR16
*LoaderPath
) {
867 UINTN TokenCount
= 0;
869 // If on Linux root fs, /etc/os-release file probably has clues....
870 if (FileExists(Volume
->RootDir
, L
"etc\\os-release") &&
871 (ReadFile(Volume
->RootDir
, L
"etc\\os-release", &File
, &FileSize
) == EFI_SUCCESS
)) {
873 TokenCount
= ReadTokenLine(&File
, &TokenList
);
874 if ((TokenCount
> 1) && ((StriCmp(TokenList
[0], L
"ID") == 0) || (StriCmp(TokenList
[0], L
"NAME") == 0))) {
875 MergeStrings(OSIconName
, TokenList
[1], L
',');
877 FreeTokenLine(&TokenList
, &TokenCount
);
878 } while (TokenCount
> 0);
879 MyFreePool(File
.Buffer
);
882 // Search for clues in the kernel's filename....
883 if (StriSubCmp(L
".fc", LoaderPath
))
884 MergeStrings(OSIconName
, L
"fedora", L
',');
885 if (StriSubCmp(L
".el", LoaderPath
))
886 MergeStrings(OSIconName
, L
"redhat", L
',');
887 } // VOID GuessLinuxDistribution()
889 // Sets a few defaults for a loader entry -- mainly the icon, but also the OS type
890 // code and shortcut letter. For Linux EFI stub loaders, also sets kernel options
891 // that will (with luck) work fairly automatically.
892 VOID
SetLoaderDefaults(LOADER_ENTRY
*Entry
, CHAR16
*LoaderPath
, REFIT_VOLUME
*Volume
) {
893 CHAR16
*FileName
, *PathOnly
, *NoExtension
, *OSIconName
= NULL
, *Temp
, *SubString
;
894 CHAR16 ShortcutLetter
= 0;
897 FileName
= Basename(LoaderPath
);
898 PathOnly
= FindPath(LoaderPath
);
899 NoExtension
= StripEfiExtension(FileName
);
901 // locate a custom icon for the loader
902 // Anything found here takes precedence over the "hints" in the OSIconName variable
903 if (!Entry
->me
.Image
)
904 Entry
->me
.Image
= egLoadIconAnyType(Volume
->RootDir
, PathOnly
, NoExtension
, GlobalConfig
.IconSizes
[ICON_SIZE_BIG
]);
905 if (!Entry
->me
.Image
)
906 Entry
->me
.Image
= egCopyImage(Volume
->VolIconImage
);
908 // Begin creating icon "hints" by using last part of directory path leading
910 Temp
= FindLastDirName(LoaderPath
);
911 MergeStrings(&OSIconName
, Temp
, L
',');
914 if (OSIconName
!= NULL
) {
915 ShortcutLetter
= OSIconName
[0];
918 // Add every "word" in the volume label, delimited by spaces, dashes (-), or
919 // underscores (_), to the list of hints to be used in searching for OS
921 if ((Volume
->VolName
) && (StrLen(Volume
->VolName
) > 0)) {
922 Temp
= SubString
= StrDuplicate(Volume
->VolName
);
924 Length
= StrLen(Temp
);
925 for (i
= 0; i
< Length
; i
++) {
926 if ((Temp
[i
] == L
' ') || (Temp
[i
] == L
'_') || (Temp
[i
] == L
'-')) {
928 if (StrLen(SubString
) > 0)
929 MergeStrings(&OSIconName
, SubString
, L
',');
930 SubString
= Temp
+ i
+ 1;
933 MergeStrings(&OSIconName
, SubString
, L
',');
938 // detect specific loaders
939 if (StriSubCmp(L
"bzImage", FileName
) || StriSubCmp(L
"vmlinuz", FileName
)) {
940 GuessLinuxDistribution(&OSIconName
, Volume
, LoaderPath
);
941 MergeStrings(&OSIconName
, L
"linux", L
',');
943 if (ShortcutLetter
== 0)
944 ShortcutLetter
= 'L';
945 Entry
->LoadOptions
= GetMainLinuxOptions(LoaderPath
, Volume
);
946 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_LINUX
;
947 } else if (StriSubCmp(L
"refit", LoaderPath
)) {
948 MergeStrings(&OSIconName
, L
"refit", L
',');
950 ShortcutLetter
= 'R';
951 } else if (StriSubCmp(L
"refind", LoaderPath
)) {
952 MergeStrings(&OSIconName
, L
"refind", L
',');
954 ShortcutLetter
= 'R';
955 } else if (StriCmp(LoaderPath
, MACOSX_LOADER_PATH
) == 0) {
956 if (Volume
->VolIconImage
!= NULL
) { // custom icon file found
957 Entry
->me
.Image
= Volume
->VolIconImage
;
959 MergeStrings(&OSIconName
, L
"mac", L
',');
961 ShortcutLetter
= 'M';
962 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_OSX
;
963 } else if (StriCmp(FileName
, L
"diags.efi") == 0) {
964 MergeStrings(&OSIconName
, L
"hwtest", L
',');
965 } else if (StriCmp(FileName
, L
"e.efi") == 0 || StriCmp(FileName
, L
"elilo.efi") == 0 || StriSubCmp(L
"elilo", FileName
)) {
966 MergeStrings(&OSIconName
, L
"elilo,linux", L
',');
968 if (ShortcutLetter
== 0)
969 ShortcutLetter
= 'L';
970 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_ELILO
;
971 } else if (StriSubCmp(L
"grub", FileName
)) {
973 ShortcutLetter
= 'G';
974 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_GRUB
;
975 } else if (StriCmp(FileName
, L
"cdboot.efi") == 0 ||
976 StriCmp(FileName
, L
"bootmgr.efi") == 0 ||
977 StriCmp(FileName
, L
"bootmgfw.efi") == 0 ||
978 StriCmp(FileName
, L
"bkpbootmgfw.efi") == 0) {
979 MergeStrings(&OSIconName
, L
"win", L
',');
981 ShortcutLetter
= 'W';
982 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
983 } else if (StriCmp(FileName
, L
"xom.efi") == 0) {
984 MergeStrings(&OSIconName
, L
"xom,win", L
',');
985 Entry
->UseGraphicsMode
= TRUE
;
987 ShortcutLetter
= 'W';
988 Entry
->UseGraphicsMode
= GlobalConfig
.GraphicsFor
& GRAPHICS_FOR_WINDOWS
;
991 if ((ShortcutLetter
>= 'a') && (ShortcutLetter
<= 'z'))
992 ShortcutLetter
= ShortcutLetter
- 'a' + 'A'; // convert lowercase to uppercase
993 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
994 if (Entry
->me
.Image
== NULL
)
995 Entry
->me
.Image
= LoadOSIcon(OSIconName
, L
"unknown", FALSE
);
996 MyFreePool(PathOnly
);
997 } // VOID SetLoaderDefaults()
999 // Add a specified EFI boot loader to the list, using automatic settings
1000 // for icons, options, etc.
1001 LOADER_ENTRY
* AddLoaderEntry(IN CHAR16
*LoaderPath
, IN CHAR16
*LoaderTitle
, IN REFIT_VOLUME
*Volume
) {
1002 LOADER_ENTRY
*Entry
;
1004 CleanUpPathNameSlashes(LoaderPath
);
1005 Entry
= InitializeLoaderEntry(NULL
);
1006 if (Entry
!= NULL
) {
1007 Entry
->Title
= StrDuplicate((LoaderTitle
!= NULL
) ? LoaderTitle
: LoaderPath
);
1008 Entry
->me
.Title
= AllocateZeroPool(sizeof(CHAR16
) * 256);
1009 SPrint(Entry
->me
.Title
, 255, L
"Boot %s from %s ", (LoaderTitle
!= NULL
) ? LoaderTitle
: LoaderPath
, Volume
->VolName
);
1011 Entry
->me
.BadgeImage
= Volume
->VolBadgeImage
;
1012 if ((LoaderPath
!= NULL
) && (LoaderPath
[0] != L
'\\')) {
1013 Entry
->LoaderPath
= StrDuplicate(L
"\\");
1015 Entry
->LoaderPath
= NULL
;
1017 MergeStrings(&(Entry
->LoaderPath
), LoaderPath
, 0);
1018 Entry
->VolName
= Volume
->VolName
;
1019 Entry
->DevicePath
= FileDevicePath(Volume
->DeviceHandle
, Entry
->LoaderPath
);
1020 SetLoaderDefaults(Entry
, LoaderPath
, Volume
);
1021 GenerateSubScreen(Entry
, Volume
);
1022 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1026 } // LOADER_ENTRY * AddLoaderEntry()
1028 // Returns -1 if (Time1 < Time2), +1 if (Time1 > Time2), or 0 if
1029 // (Time1 == Time2). Precision is only to the nearest second; since
1030 // this is used for sorting boot loader entries, differences smaller
1031 // than this are likely to be meaningless (and unlikely!).
1032 INTN
TimeComp(IN EFI_TIME
*Time1
, IN EFI_TIME
*Time2
) {
1033 INT64 Time1InSeconds
, Time2InSeconds
;
1035 // Following values are overestimates; I'm assuming 31 days in every month.
1036 // This is fine for the purpose of this function, which is limited
1037 Time1InSeconds
= Time1
->Second
+ (Time1
->Minute
* 60) + (Time1
->Hour
* 3600) + (Time1
->Day
* 86400) +
1038 (Time1
->Month
* 2678400) + ((Time1
->Year
- 1998) * 32140800);
1039 Time2InSeconds
= Time2
->Second
+ (Time2
->Minute
* 60) + (Time2
->Hour
* 3600) + (Time2
->Day
* 86400) +
1040 (Time2
->Month
* 2678400) + ((Time2
->Year
- 1998) * 32140800);
1041 if (Time1InSeconds
< Time2InSeconds
)
1043 else if (Time1InSeconds
> Time2InSeconds
)
1047 } // INTN TimeComp()
1049 // Adds a loader list element, keeping it sorted by date. Returns the new
1050 // first element (the one with the most recent date).
1051 static struct LOADER_LIST
* AddLoaderListEntry(struct LOADER_LIST
*LoaderList
, struct LOADER_LIST
*NewEntry
) {
1052 struct LOADER_LIST
*LatestEntry
, *CurrentEntry
, *PrevEntry
= NULL
;
1054 LatestEntry
= CurrentEntry
= LoaderList
;
1055 if (LoaderList
== NULL
) {
1056 LatestEntry
= NewEntry
;
1058 while ((CurrentEntry
!= NULL
) && (TimeComp(&(NewEntry
->TimeStamp
), &(CurrentEntry
->TimeStamp
)) < 0)) {
1059 PrevEntry
= CurrentEntry
;
1060 CurrentEntry
= CurrentEntry
->NextEntry
;
1062 NewEntry
->NextEntry
= CurrentEntry
;
1063 if (PrevEntry
== NULL
) {
1064 LatestEntry
= NewEntry
;
1066 PrevEntry
->NextEntry
= NewEntry
;
1069 return (LatestEntry
);
1070 } // static VOID AddLoaderListEntry()
1072 // Delete the LOADER_LIST linked list
1073 static VOID
CleanUpLoaderList(struct LOADER_LIST
*LoaderList
) {
1074 struct LOADER_LIST
*Temp
;
1076 while (LoaderList
!= NULL
) {
1078 LoaderList
= LoaderList
->NextEntry
;
1079 MyFreePool(Temp
->FileName
);
1082 } // static VOID CleanUpLoaderList()
1084 // Returns FALSE if the specified file/volume matches the GlobalConfig.DontScanDirs
1085 // or GlobalConfig.DontScanVolumes specification, or if Path points to a volume
1086 // other than the one specified by Volume, or if the specified path is SelfDir.
1087 // Returns TRUE if none of these conditions is met -- that is, if the path is
1088 // eligible for scanning.
1089 static BOOLEAN
ShouldScan(REFIT_VOLUME
*Volume
, CHAR16
*Path
) {
1090 CHAR16
*VolName
= NULL
, *DontScanDir
, *PathCopy
= NULL
;
1092 BOOLEAN ScanIt
= TRUE
;
1094 if (IsIn(Volume
->VolName
, GlobalConfig
.DontScanVolumes
))
1097 if ((StriCmp(Path
, SelfDirPath
) == 0) && (Volume
->DeviceHandle
== SelfVolume
->DeviceHandle
))
1100 // See if Path includes an explicit volume declaration that's NOT Volume....
1101 PathCopy
= StrDuplicate(Path
);
1102 if (SplitVolumeAndFilename(&PathCopy
, &VolName
)) {
1103 VolumeNumberToName(Volume
, &VolName
);
1104 if (VolName
&& StriCmp(VolName
, Volume
->VolName
) != 0) {
1107 } // if Path includes volume specification
1108 MyFreePool(PathCopy
);
1109 MyFreePool(VolName
);
1112 // See if Volume is in GlobalConfig.DontScanDirs....
1113 while ((DontScanDir
= FindCommaDelimited(GlobalConfig
.DontScanDirs
, i
++)) && ScanIt
) {
1114 SplitVolumeAndFilename(&DontScanDir
, &VolName
);
1115 CleanUpPathNameSlashes(DontScanDir
);
1116 VolumeNumberToName(Volume
, &VolName
);
1117 if (VolName
!= NULL
) {
1118 if ((StriCmp(VolName
, Volume
->VolName
) == 0) && (StriCmp(DontScanDir
, Path
) == 0))
1121 if (StriCmp(DontScanDir
, Path
) == 0)
1124 MyFreePool(DontScanDir
);
1125 MyFreePool(VolName
);
1130 } // BOOLEAN ShouldScan()
1132 // Returns TRUE if the file is byte-for-byte identical with the fallback file
1133 // on the volume AND if the file is not itself the fallback file; returns
1134 // FALSE if the file is not identical to the fallback file OR if the file
1135 // IS the fallback file. Intended for use in excluding the fallback boot
1136 // loader when it's a duplicate of another boot loader.
1137 static BOOLEAN
DuplicatesFallback(IN REFIT_VOLUME
*Volume
, IN CHAR16
*FileName
) {
1138 CHAR8
*FileContents
, *FallbackContents
;
1139 EFI_FILE_HANDLE FileHandle
, FallbackHandle
;
1140 EFI_FILE_INFO
*FileInfo
, *FallbackInfo
;
1141 UINTN FileSize
= 0, FallbackSize
= 0;
1143 BOOLEAN AreIdentical
= FALSE
;
1145 if (!FileExists(Volume
->RootDir
, FileName
) || !FileExists(Volume
->RootDir
, FALLBACK_FULLNAME
))
1148 CleanUpPathNameSlashes(FileName
);
1150 if (StriCmp(FileName
, FALLBACK_FULLNAME
) == 0)
1151 return FALSE
; // identical filenames, so not a duplicate....
1153 Status
= refit_call5_wrapper(Volume
->RootDir
->Open
, Volume
->RootDir
, &FileHandle
, FileName
, EFI_FILE_MODE_READ
, 0);
1154 if (Status
== EFI_SUCCESS
) {
1155 FileInfo
= LibFileInfo(FileHandle
);
1156 FileSize
= FileInfo
->FileSize
;
1161 Status
= refit_call5_wrapper(Volume
->RootDir
->Open
, Volume
->RootDir
, &FallbackHandle
, FALLBACK_FULLNAME
, EFI_FILE_MODE_READ
, 0);
1162 if (Status
== EFI_SUCCESS
) {
1163 FallbackInfo
= LibFileInfo(FallbackHandle
);
1164 FallbackSize
= FallbackInfo
->FileSize
;
1166 refit_call1_wrapper(FileHandle
->Close
, FileHandle
);
1170 if (FallbackSize
!= FileSize
) { // not same size, so can't be identical
1171 AreIdentical
= FALSE
;
1172 } else { // could be identical; do full check....
1173 FileContents
= AllocatePool(FileSize
);
1174 FallbackContents
= AllocatePool(FallbackSize
);
1175 if (FileContents
&& FallbackContents
) {
1176 Status
= refit_call3_wrapper(FileHandle
->Read
, FileHandle
, &FileSize
, FileContents
);
1177 if (Status
== EFI_SUCCESS
) {
1178 Status
= refit_call3_wrapper(FallbackHandle
->Read
, FallbackHandle
, &FallbackSize
, FallbackContents
);
1180 if (Status
== EFI_SUCCESS
) {
1181 AreIdentical
= (CompareMem(FileContents
, FallbackContents
, FileSize
) == 0);
1184 MyFreePool(FileContents
);
1185 MyFreePool(FallbackContents
);
1188 // BUG ALERT: Some systems (e.g., DUET, some Macs with large displays) crash if the
1189 // following two calls are reversed. Go figure....
1190 refit_call1_wrapper(FileHandle
->Close
, FallbackHandle
);
1191 refit_call1_wrapper(FileHandle
->Close
, FileHandle
);
1192 return AreIdentical
;
1193 } // BOOLEAN DuplicatesFallback()
1195 // Returns FALSE if two measures of file size are identical for a single file,
1196 // TRUE if not or if the file can't be opened and the other measure is non-0.
1197 // Despite the function's name, this isn't really a direct test of symbolic
1198 // link status, since EFI doesn't officially support symlinks. It does seem
1199 // to be a reliable indicator, though. (OTOH, some disk errors might cause a
1200 // file to fail to open, which would return a false positive -- but as I use
1201 // this function to exclude symbolic links from the list of boot loaders,
1202 // that would be fine, since such boot loaders wouldn't work.)
1203 static BOOLEAN
IsSymbolicLink(REFIT_VOLUME
*Volume
, CHAR16
*Path
, EFI_FILE_INFO
*DirEntry
) {
1204 EFI_FILE_HANDLE FileHandle
;
1205 EFI_FILE_INFO
*FileInfo
= NULL
;
1207 UINTN FileSize2
= 0;
1210 FileName
= StrDuplicate(Path
);
1211 MergeStrings(&FileName
, DirEntry
->FileName
, L
'\\');
1212 CleanUpPathNameSlashes(FileName
);
1214 Status
= refit_call5_wrapper(Volume
->RootDir
->Open
, Volume
->RootDir
, &FileHandle
, FileName
, EFI_FILE_MODE_READ
, 0);
1215 if (Status
== EFI_SUCCESS
) {
1216 FileInfo
= LibFileInfo(FileHandle
);
1217 if (FileInfo
!= NULL
)
1218 FileSize2
= FileInfo
->FileSize
;
1221 MyFreePool(FileName
);
1222 MyFreePool(FileInfo
);
1224 return (DirEntry
->FileSize
!= FileSize2
);
1225 } // BOOLEAN IsSymbolicLink()
1227 // Scan an individual directory for EFI boot loader files and, if found,
1228 // add them to the list. Exception: Ignores FALLBACK_FULLNAME, which is picked
1229 // up in ScanEfiFiles(). Sorts the entries within the loader directory so that
1230 // the most recent one appears first in the list.
1231 // Returns TRUE if a duplicate for FALLBACK_FILENAME was found, FALSE if not.
1232 static BOOLEAN
ScanLoaderDir(IN REFIT_VOLUME
*Volume
, IN CHAR16
*Path
, IN CHAR16
*Pattern
)
1235 REFIT_DIR_ITER DirIter
;
1236 EFI_FILE_INFO
*DirEntry
;
1237 CHAR16 FileName
[256], *Extension
;
1238 struct LOADER_LIST
*LoaderList
= NULL
, *NewLoader
;
1239 BOOLEAN FoundFallbackDuplicate
= FALSE
;
1241 if ((!SelfDirPath
|| !Path
|| ((StriCmp(Path
, SelfDirPath
) == 0) && (Volume
->DeviceHandle
!= SelfVolume
->DeviceHandle
)) ||
1242 (StriCmp(Path
, SelfDirPath
) != 0)) &&
1243 (ShouldScan(Volume
, Path
))) {
1244 // look through contents of the directory
1245 DirIterOpen(Volume
->RootDir
, Path
, &DirIter
);
1246 while (DirIterNext(&DirIter
, 2, Pattern
, &DirEntry
)) {
1247 Extension
= FindExtension(DirEntry
->FileName
);
1248 if (DirEntry
->FileName
[0] == '.' ||
1249 StriCmp(Extension
, L
".icns") == 0 ||
1250 StriCmp(Extension
, L
".png") == 0 ||
1251 (StriCmp(DirEntry
->FileName
, FALLBACK_BASENAME
) == 0 && (StriCmp(Path
, L
"EFI\\BOOT") == 0)) ||
1252 StriSubCmp(L
"shell", DirEntry
->FileName
) ||
1253 IsSymbolicLink(Volume
, Path
, DirEntry
) || /* is symbolic link */
1254 FilenameIn(Volume
, Path
, DirEntry
->FileName
, GlobalConfig
.DontScanFiles
))
1255 continue; // skip this
1258 SPrint(FileName
, 255, L
"\\%s\\%s", Path
, DirEntry
->FileName
);
1260 SPrint(FileName
, 255, L
"\\%s", DirEntry
->FileName
);
1261 CleanUpPathNameSlashes(FileName
);
1263 if(!IsValidLoader(Volume
->RootDir
, FileName
))
1266 NewLoader
= AllocateZeroPool(sizeof(struct LOADER_LIST
));
1267 if (NewLoader
!= NULL
) {
1268 NewLoader
->FileName
= StrDuplicate(FileName
);
1269 NewLoader
->TimeStamp
= DirEntry
->ModificationTime
;
1270 LoaderList
= AddLoaderListEntry(LoaderList
, NewLoader
);
1271 if (DuplicatesFallback(Volume
, FileName
))
1272 FoundFallbackDuplicate
= TRUE
;
1274 MyFreePool(Extension
);
1277 NewLoader
= LoaderList
;
1278 while (NewLoader
!= NULL
) {
1279 AddLoaderEntry(NewLoader
->FileName
, NULL
, Volume
);
1280 NewLoader
= NewLoader
->NextEntry
;
1283 CleanUpLoaderList(LoaderList
);
1284 Status
= DirIterClose(&DirIter
);
1285 // NOTE: EFI_INVALID_PARAMETER really is an error that should be reported;
1286 // but I've gotten reports from users who are getting this error occasionally
1287 // and I can't find anything wrong or reproduce the problem, so I'm putting
1288 // it down to buggy EFI implementations and ignoring that particular error....
1289 if ((Status
!= EFI_NOT_FOUND
) && (Status
!= EFI_INVALID_PARAMETER
)) {
1291 SPrint(FileName
, 255, L
"while scanning the %s directory", Path
);
1293 StrCpy(FileName
, L
"while scanning the root directory");
1294 CheckError(Status
, FileName
);
1295 } // if (Status != EFI_NOT_FOUND)
1296 } // if not scanning a blacklisted directory
1298 return FoundFallbackDuplicate
;
1299 } /* static VOID ScanLoaderDir() */
1301 static VOID
ScanEfiFiles(REFIT_VOLUME
*Volume
) {
1303 REFIT_DIR_ITER EfiDirIter
;
1304 EFI_FILE_INFO
*EfiDirEntry
;
1305 CHAR16 FileName
[256], *Directory
= NULL
, *MatchPatterns
, *VolName
= NULL
, *SelfPath
;
1307 BOOLEAN ScanFallbackLoader
= TRUE
;
1308 BOOLEAN FoundBRBackup
= FALSE
;
1310 MatchPatterns
= StrDuplicate(LOADER_MATCH_PATTERNS
);
1311 if (GlobalConfig
.ScanAllLinux
)
1312 MergeStrings(&MatchPatterns
, LINUX_MATCH_PATTERNS
, L
',');
1314 if ((Volume
->RootDir
!= NULL
) && (Volume
->VolName
!= NULL
) && (Volume
->IsReadable
)) {
1315 // check for Mac OS X boot loader
1316 if (ShouldScan(Volume
, L
"System\\Library\\CoreServices")) {
1317 StrCpy(FileName
, MACOSX_LOADER_PATH
);
1318 if (FileExists(Volume
->RootDir
, FileName
) && !FilenameIn(Volume
, Directory
, L
"boot.efi", GlobalConfig
.DontScanFiles
)) {
1319 AddLoaderEntry(FileName
, L
"Mac OS X", Volume
);
1320 if (DuplicatesFallback(Volume
, FileName
))
1321 ScanFallbackLoader
= FALSE
;
1325 StrCpy(FileName
, L
"System\\Library\\CoreServices\\xom.efi");
1326 if (FileExists(Volume
->RootDir
, FileName
) && !FilenameIn(Volume
, Directory
, L
"boot.efi", GlobalConfig
.DontScanFiles
)) {
1327 AddLoaderEntry(FileName
, L
"Windows XP (XoM)", Volume
);
1328 if (DuplicatesFallback(Volume
, FileName
))
1329 ScanFallbackLoader
= FALSE
;
1331 } // if should scan Mac directory
1333 // check for Microsoft boot loader/menu
1334 if (ShouldScan(Volume
, L
"EFI\\Microsoft\\Boot")) {
1335 StrCpy(FileName
, L
"EFI\\Microsoft\\Boot\\bkpbootmgfw.efi");
1336 if (FileExists(Volume
->RootDir
, FileName
) && !FilenameIn(Volume
, Directory
, L
"bkpbootmgfw.efi", GlobalConfig
.DontScanFiles
)) {
1337 AddLoaderEntry(FileName
, L
"Microsoft EFI boot (Boot Repair backup)", Volume
);
1338 FoundBRBackup
= TRUE
;
1339 if (DuplicatesFallback(Volume
, FileName
))
1340 ScanFallbackLoader
= FALSE
;
1342 StrCpy(FileName
, L
"EFI\\Microsoft\\Boot\\bootmgfw.efi");
1343 if (FileExists(Volume
->RootDir
, FileName
) && !FilenameIn(Volume
, Directory
, L
"bootmgfw.efi", GlobalConfig
.DontScanFiles
)) {
1345 AddLoaderEntry(FileName
, L
"Supposed Microsoft EFI boot (probably GRUB)", Volume
);
1347 AddLoaderEntry(FileName
, L
"Microsoft EFI boot", Volume
);
1348 if (DuplicatesFallback(Volume
, FileName
))
1349 ScanFallbackLoader
= FALSE
;
1353 // scan the root directory for EFI executables
1354 if (ScanLoaderDir(Volume
, L
"\\", MatchPatterns
))
1355 ScanFallbackLoader
= FALSE
;
1357 // scan subdirectories of the EFI directory (as per the standard)
1358 DirIterOpen(Volume
->RootDir
, L
"EFI", &EfiDirIter
);
1359 while (DirIterNext(&EfiDirIter
, 1, NULL
, &EfiDirEntry
)) {
1360 if (StriCmp(EfiDirEntry
->FileName
, L
"tools") == 0 || EfiDirEntry
->FileName
[0] == '.')
1361 continue; // skip this, doesn't contain boot loaders or is scanned later
1362 SPrint(FileName
, 255, L
"EFI\\%s", EfiDirEntry
->FileName
);
1363 if (ScanLoaderDir(Volume
, FileName
, MatchPatterns
))
1364 ScanFallbackLoader
= FALSE
;
1366 Status
= DirIterClose(&EfiDirIter
);
1367 if (Status
!= EFI_NOT_FOUND
)
1368 CheckError(Status
, L
"while scanning the EFI directory");
1370 // Scan user-specified (or additional default) directories....
1372 while ((Directory
= FindCommaDelimited(GlobalConfig
.AlsoScan
, i
++)) != NULL
) {
1373 if (ShouldScan(Volume
, Directory
)) {
1374 SplitVolumeAndFilename(&Directory
, &VolName
);
1375 CleanUpPathNameSlashes(Directory
);
1376 Length
= StrLen(Directory
);
1377 if ((Length
> 0) && ScanLoaderDir(Volume
, Directory
, MatchPatterns
))
1378 ScanFallbackLoader
= FALSE
;
1379 MyFreePool(VolName
);
1380 } // if should scan dir
1381 MyFreePool(Directory
);
1384 // Don't scan the fallback loader if it's on the same volume and a duplicate of rEFInd itself....
1385 SelfPath
= DevicePathToStr(SelfLoadedImage
->FilePath
);
1386 CleanUpPathNameSlashes(SelfPath
);
1387 if ((Volume
->DeviceHandle
== SelfLoadedImage
->DeviceHandle
) && DuplicatesFallback(Volume
, SelfPath
))
1388 ScanFallbackLoader
= FALSE
;
1390 // If not a duplicate & if it exists & if it's not us, create an entry
1391 // for the fallback boot loader
1392 if (ScanFallbackLoader
&& FileExists(Volume
->RootDir
, FALLBACK_FULLNAME
) && ShouldScan(Volume
, L
"EFI\\BOOT"))
1393 AddLoaderEntry(FALLBACK_FULLNAME
, L
"Fallback boot loader", Volume
);
1395 } // static VOID ScanEfiFiles()
1397 // Scan internal disks for valid EFI boot loaders....
1398 static VOID
ScanInternal(VOID
) {
1401 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1402 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_INTERNAL
) {
1403 ScanEfiFiles(Volumes
[VolumeIndex
]);
1406 } // static VOID ScanInternal()
1408 // Scan external disks for valid EFI boot loaders....
1409 static VOID
ScanExternal(VOID
) {
1412 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1413 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_EXTERNAL
) {
1414 ScanEfiFiles(Volumes
[VolumeIndex
]);
1417 } // static VOID ScanExternal()
1419 // Scan internal disks for valid EFI boot loaders....
1420 static VOID
ScanOptical(VOID
) {
1423 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1424 if (Volumes
[VolumeIndex
]->DiskKind
== DISK_KIND_OPTICAL
) {
1425 ScanEfiFiles(Volumes
[VolumeIndex
]);
1428 } // static VOID ScanOptical()
1431 // legacy boot functions
1434 static EFI_STATUS
ActivateMbrPartition(IN EFI_BLOCK_IO
*BlockIO
, IN UINTN PartitionIndex
)
1437 UINT8 SectorBuffer
[512];
1438 MBR_PARTITION_INFO
*MbrTable
, *EMbrTable
;
1439 UINT32 ExtBase
, ExtCurrent
, NextExtCurrent
;
1440 UINTN LogicalPartitionIndex
= 4;
1442 BOOLEAN HaveBootCode
;
1445 Status
= refit_call5_wrapper(BlockIO
->ReadBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, 0, 512, SectorBuffer
);
1446 if (EFI_ERROR(Status
))
1448 if (*((UINT16
*)(SectorBuffer
+ 510)) != 0xaa55)
1449 return EFI_NOT_FOUND
; // safety measure #1
1451 // add boot code if necessary
1452 HaveBootCode
= FALSE
;
1453 for (i
= 0; i
< MBR_BOOTCODE_SIZE
; i
++) {
1454 if (SectorBuffer
[i
] != 0) {
1455 HaveBootCode
= TRUE
;
1459 if (!HaveBootCode
) {
1460 // no boot code found in the MBR, add the syslinux MBR code
1461 SetMem(SectorBuffer
, MBR_BOOTCODE_SIZE
, 0);
1462 CopyMem(SectorBuffer
, syslinux_mbr
, SYSLINUX_MBR_SIZE
);
1465 // set the partition active
1466 MbrTable
= (MBR_PARTITION_INFO
*)(SectorBuffer
+ 446);
1468 for (i
= 0; i
< 4; i
++) {
1469 if (MbrTable
[i
].Flags
!= 0x00 && MbrTable
[i
].Flags
!= 0x80)
1470 return EFI_NOT_FOUND
; // safety measure #2
1471 if (i
== PartitionIndex
)
1472 MbrTable
[i
].Flags
= 0x80;
1473 else if (PartitionIndex
>= 4 && IS_EXTENDED_PART_TYPE(MbrTable
[i
].Type
)) {
1474 MbrTable
[i
].Flags
= 0x80;
1475 ExtBase
= MbrTable
[i
].StartLBA
;
1477 MbrTable
[i
].Flags
= 0x00;
1481 Status
= refit_call5_wrapper(BlockIO
->WriteBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, 0, 512, SectorBuffer
);
1482 if (EFI_ERROR(Status
))
1485 if (PartitionIndex
>= 4) {
1486 // we have to activate a logical partition, so walk the EMBR chain
1488 // NOTE: ExtBase was set above while looking at the MBR table
1489 for (ExtCurrent
= ExtBase
; ExtCurrent
; ExtCurrent
= NextExtCurrent
) {
1490 // read current EMBR
1491 Status
= refit_call5_wrapper(BlockIO
->ReadBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, ExtCurrent
, 512, SectorBuffer
);
1492 if (EFI_ERROR(Status
))
1494 if (*((UINT16
*)(SectorBuffer
+ 510)) != 0xaa55)
1495 return EFI_NOT_FOUND
; // safety measure #3
1497 // scan EMBR, set appropriate partition active
1498 EMbrTable
= (MBR_PARTITION_INFO
*)(SectorBuffer
+ 446);
1500 for (i
= 0; i
< 4; i
++) {
1501 if (EMbrTable
[i
].Flags
!= 0x00 && EMbrTable
[i
].Flags
!= 0x80)
1502 return EFI_NOT_FOUND
; // safety measure #4
1503 if (EMbrTable
[i
].StartLBA
== 0 || EMbrTable
[i
].Size
== 0)
1505 if (IS_EXTENDED_PART_TYPE(EMbrTable
[i
].Type
)) {
1506 // link to next EMBR
1507 NextExtCurrent
= ExtBase
+ EMbrTable
[i
].StartLBA
;
1508 EMbrTable
[i
].Flags
= (PartitionIndex
>= LogicalPartitionIndex
) ? 0x80 : 0x00;
1511 // logical partition
1512 EMbrTable
[i
].Flags
= (PartitionIndex
== LogicalPartitionIndex
) ? 0x80 : 0x00;
1513 LogicalPartitionIndex
++;
1517 // write current EMBR
1518 Status
= refit_call5_wrapper(BlockIO
->WriteBlocks
, BlockIO
, BlockIO
->Media
->MediaId
, ExtCurrent
, 512, SectorBuffer
);
1519 if (EFI_ERROR(Status
))
1522 if (PartitionIndex
< LogicalPartitionIndex
)
1523 break; // stop the loop, no need to touch further EMBRs
1529 } /* static EFI_STATUS ActivateMbrPartition() */
1531 // early 2006 Core Duo / Core Solo models
1532 static UINT8 LegacyLoaderDevicePath1Data
[] = {
1533 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1534 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1535 0xFF, 0xFF, 0xF9, 0xFF, 0x00, 0x00, 0x00, 0x00,
1536 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1537 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1538 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1540 // mid-2006 Mac Pro (and probably other Core 2 models)
1541 static UINT8 LegacyLoaderDevicePath2Data
[] = {
1542 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1543 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1544 0xFF, 0xFF, 0xF7, 0xFF, 0x00, 0x00, 0x00, 0x00,
1545 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1546 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1547 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1549 // mid-2007 MBP ("Santa Rosa" based models)
1550 static UINT8 LegacyLoaderDevicePath3Data
[] = {
1551 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1552 0x00, 0x00, 0xE0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1553 0xFF, 0xFF, 0xF8, 0xFF, 0x00, 0x00, 0x00, 0x00,
1554 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1555 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1556 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1559 static UINT8 LegacyLoaderDevicePath4Data
[] = {
1560 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1561 0x00, 0x00, 0xC0, 0xFF, 0x00, 0x00, 0x00, 0x00,
1562 0xFF, 0xFF, 0xF8, 0xFF, 0x00, 0x00, 0x00, 0x00,
1563 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1564 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1565 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1567 // late-2008 MB/MBP (NVidia chipset)
1568 static UINT8 LegacyLoaderDevicePath5Data
[] = {
1569 0x01, 0x03, 0x18, 0x00, 0x0B, 0x00, 0x00, 0x00,
1570 0x00, 0x40, 0xCB, 0xFF, 0x00, 0x00, 0x00, 0x00,
1571 0xFF, 0xBF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
1572 0x04, 0x06, 0x14, 0x00, 0xEB, 0x85, 0x05, 0x2B,
1573 0xB8, 0xD8, 0xA9, 0x49, 0x8B, 0x8C, 0xE2, 0x1B,
1574 0x01, 0xAE, 0xF2, 0xB7, 0x7F, 0xFF, 0x04, 0x00,
1577 static EFI_DEVICE_PATH
*LegacyLoaderList
[] = {
1578 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath1Data
,
1579 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath2Data
,
1580 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath3Data
,
1581 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath4Data
,
1582 (EFI_DEVICE_PATH
*)LegacyLoaderDevicePath5Data
,
1586 #define MAX_DISCOVERED_PATHS (16)
1588 static VOID
StartLegacy(IN LEGACY_ENTRY
*Entry
)
1591 EG_IMAGE
*BootLogoImage
;
1592 UINTN ErrorInStep
= 0;
1593 EFI_DEVICE_PATH
*DiscoveredPathList
[MAX_DISCOVERED_PATHS
];
1595 BeginExternalScreen(TRUE
, L
"Booting Legacy OS (Mac mode)");
1597 BootLogoImage
= LoadOSIcon(Entry
->Volume
->OSIconName
, L
"legacy", TRUE
);
1598 if (BootLogoImage
!= NULL
)
1599 BltImageAlpha(BootLogoImage
,
1600 (UGAWidth
- BootLogoImage
->Width
) >> 1,
1601 (UGAHeight
- BootLogoImage
->Height
) >> 1,
1602 &StdBackgroundPixel
);
1604 if (Entry
->Volume
->IsMbrPartition
) {
1605 ActivateMbrPartition(Entry
->Volume
->WholeDiskBlockIO
, Entry
->Volume
->MbrPartitionIndex
);
1608 ExtractLegacyLoaderPaths(DiscoveredPathList
, MAX_DISCOVERED_PATHS
, LegacyLoaderList
);
1610 Status
= StartEFIImageList(DiscoveredPathList
, Entry
->LoadOptions
, TYPE_LEGACY
, L
"legacy loader", 0, &ErrorInStep
, TRUE
);
1611 if (Status
== EFI_NOT_FOUND
) {
1612 if (ErrorInStep
== 1) {
1613 Print(L
"\nPlease make sure that you have the latest firmware update installed.\n");
1614 } else if (ErrorInStep
== 3) {
1615 Print(L
"\nThe firmware refused to boot from the selected volume. Note that external\n"
1616 L
"hard drives are not well-supported by Apple's firmware for legacy OS booting.\n");
1619 FinishExternalScreen();
1620 } /* static VOID StartLegacy() */
1622 // Start a device on a non-Mac using the EFI_LEGACY_BIOS_PROTOCOL
1623 #ifdef __MAKEWITH_TIANO
1624 static VOID
StartLegacyUEFI(LEGACY_ENTRY
*Entry
)
1626 // UINTN ExitDataSize = 0;
1627 // CHAR16 *ExitData = NULL;
1628 // EFI_STATUS Status;
1630 BeginExternalScreen(TRUE
, L
"Booting Legacy OS (UEFI mode)");
1631 // Print(L"Launching from '%s'\n", DevicePathToStr(Entry->BdsOption->DevicePath));
1634 // Status = BdsLibBootViaBootOption(Entry->BdsOption, Entry->BdsOption->DevicePath, &ExitDataSize, &ExitData);
1635 // Print(L"BdsLibBootViaBootOption() returned %d\n", Status);
1636 BdsLibConnectDevicePath (Entry
->BdsOption
->DevicePath
);
1637 BdsLibDoLegacyBoot(Entry
->BdsOption
);
1639 // If we get here, it means that there was a failure....
1640 Print(L
"Failure booting legacy (BIOS) OS.");
1642 FinishExternalScreen();
1643 } // static VOID StartLegacyUEFI()
1644 #endif // __MAKEWITH_TIANO
1646 static LEGACY_ENTRY
* AddLegacyEntry(IN CHAR16
*LoaderTitle
, IN REFIT_VOLUME
*Volume
)
1648 LEGACY_ENTRY
*Entry
, *SubEntry
;
1649 REFIT_MENU_SCREEN
*SubScreen
;
1651 CHAR16 ShortcutLetter
= 0;
1653 if (LoaderTitle
== NULL
) {
1654 if (Volume
->OSName
!= NULL
) {
1655 LoaderTitle
= Volume
->OSName
;
1656 if (LoaderTitle
[0] == 'W' || LoaderTitle
[0] == 'L')
1657 ShortcutLetter
= LoaderTitle
[0];
1659 LoaderTitle
= L
"Legacy OS";
1661 if (Volume
->VolName
!= NULL
)
1662 VolDesc
= Volume
->VolName
;
1664 VolDesc
= (Volume
->DiskKind
== DISK_KIND_OPTICAL
) ? L
"CD" : L
"HD";
1666 // prepare the menu entry
1667 Entry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1668 Entry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1669 SPrint(Entry
->me
.Title
, 255, L
"Boot %s from %s", LoaderTitle
, VolDesc
);
1670 Entry
->me
.Tag
= TAG_LEGACY
;
1672 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1673 Entry
->me
.Image
= LoadOSIcon(Volume
->OSIconName
, L
"legacy", FALSE
);
1674 Entry
->me
.BadgeImage
= Volume
->VolBadgeImage
;
1675 Entry
->Volume
= Volume
;
1676 Entry
->LoadOptions
= (Volume
->DiskKind
== DISK_KIND_OPTICAL
) ? L
"CD" :
1677 ((Volume
->DiskKind
== DISK_KIND_EXTERNAL
) ? L
"USB" : L
"HD");
1678 Entry
->Enabled
= TRUE
;
1680 // create the submenu
1681 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
1682 SubScreen
->Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1683 SPrint(SubScreen
->Title
, 255, L
"Boot Options for %s on %s", LoaderTitle
, VolDesc
);
1684 SubScreen
->TitleImage
= Entry
->me
.Image
;
1685 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
1686 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
1687 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
1689 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
1693 SubEntry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1694 SubEntry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1695 SPrint(SubEntry
->me
.Title
, 255, L
"Boot %s", LoaderTitle
);
1696 SubEntry
->me
.Tag
= TAG_LEGACY
;
1697 SubEntry
->Volume
= Entry
->Volume
;
1698 SubEntry
->LoadOptions
= Entry
->LoadOptions
;
1699 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
1701 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
1702 Entry
->me
.SubScreen
= SubScreen
;
1703 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1705 } /* static LEGACY_ENTRY * AddLegacyEntry() */
1708 #ifdef __MAKEWITH_GNUEFI
1709 static VOID
ScanLegacyUEFI(IN UINTN DiskType
){}
1711 // default volume badge icon based on disk kind
1712 static EG_IMAGE
* GetDiskBadge(IN UINTN DiskType
) {
1713 EG_IMAGE
* Badge
= NULL
;
1717 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_INTERNAL
);
1720 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_EXTERNAL
);
1723 Badge
= BuiltinIcon(BUILTIN_ICON_VOL_OPTICAL
);
1727 } // static EG_IMAGE * GetDiskBadge()
1730 Create a rEFInd boot option from a Legacy BIOS protocol option.
1732 static LEGACY_ENTRY
* AddLegacyEntryUEFI(BDS_COMMON_OPTION
*BdsOption
, IN UINT16 DiskType
)
1734 LEGACY_ENTRY
*Entry
, *SubEntry
;
1735 REFIT_MENU_SCREEN
*SubScreen
;
1736 CHAR16 ShortcutLetter
= 0;
1737 CHAR16
*LegacyDescription
= BdsOption
->Description
;
1739 // prepare the menu entry
1740 Entry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1741 Entry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1742 SPrint(Entry
->me
.Title
, 255, L
"Boot legacy target %s", LegacyDescription
);
1743 Entry
->me
.Tag
= TAG_LEGACY_UEFI
;
1745 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1746 Entry
->me
.Image
= LoadOSIcon(L
"legacy", L
"legacy", TRUE
);
1747 Entry
->LoadOptions
= (DiskType
== BBS_CDROM
) ? L
"CD" :
1748 ((DiskType
== BBS_USB
) ? L
"USB" : L
"HD");
1749 Entry
->me
.BadgeImage
= GetDiskBadge(DiskType
);
1750 Entry
->BdsOption
= BdsOption
;
1751 Entry
->Enabled
= TRUE
;
1753 // create the submenu
1754 SubScreen
= AllocateZeroPool(sizeof(REFIT_MENU_SCREEN
));
1755 SubScreen
->Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1756 SPrint(SubScreen
->Title
, 255, L
"No boot options for legacy target");
1757 SubScreen
->TitleImage
= Entry
->me
.Image
;
1758 SubScreen
->Hint1
= StrDuplicate(SUBSCREEN_HINT1
);
1759 if (GlobalConfig
.HideUIFlags
& HIDEUI_FLAG_EDITOR
) {
1760 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2_NO_EDITOR
);
1762 SubScreen
->Hint2
= StrDuplicate(SUBSCREEN_HINT2
);
1766 SubEntry
= AllocateZeroPool(sizeof(LEGACY_ENTRY
));
1767 SubEntry
->me
.Title
= AllocateZeroPool(256 * sizeof(CHAR16
));
1768 SPrint(SubEntry
->me
.Title
, 255, L
"Boot %s", LegacyDescription
);
1769 SubEntry
->me
.Tag
= TAG_LEGACY_UEFI
;
1770 Entry
->BdsOption
= BdsOption
;
1771 AddMenuEntry(SubScreen
, (REFIT_MENU_ENTRY
*)SubEntry
);
1773 AddMenuEntry(SubScreen
, &MenuEntryReturn
);
1774 Entry
->me
.SubScreen
= SubScreen
;
1775 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1777 } /* static LEGACY_ENTRY * AddLegacyEntryUEFI() */
1780 Scan for legacy BIOS targets on machines that implement EFI_LEGACY_BIOS_PROTOCOL.
1781 In testing, protocol has not been implemented on Macs but has been
1782 implemented on several Dell PCs and an ASUS motherboard.
1783 Restricts output to disks of the specified DiskType.
1785 static VOID
ScanLegacyUEFI(IN UINTN DiskType
)
1788 EFI_LEGACY_BIOS_PROTOCOL
*LegacyBios
;
1789 UINT16
*BootOrder
= NULL
;
1791 CHAR16 BootOption
[10];
1792 UINTN BootOrderSize
= 0;
1794 BDS_COMMON_OPTION
*BdsOption
;
1795 LIST_ENTRY TempList
;
1796 BBS_BBS_DEVICE_PATH
* BbsDevicePath
= NULL
;
1798 InitializeListHead (&TempList
);
1799 ZeroMem (Buffer
, sizeof (Buffer
));
1801 // If LegacyBios protocol is not implemented on this platform, then
1802 //we do not support this type of legacy boot on this machine.
1803 Status
= gBS
->LocateProtocol(&gEfiLegacyBootProtocolGuid
, NULL
, (VOID
**) &LegacyBios
);
1804 if (EFI_ERROR (Status
))
1807 // Grab the boot order
1808 BootOrder
= BdsLibGetVariableAndSize(L
"BootOrder", &gEfiGlobalVariableGuid
, &BootOrderSize
);
1809 if (BootOrder
== NULL
) {
1814 while (Index
< BootOrderSize
/ sizeof (UINT16
))
1816 // Grab each boot option variable from the boot order, and convert
1817 // the variable into a BDS boot option
1818 UnicodeSPrint (BootOption
, sizeof (BootOption
), L
"Boot%04x", BootOrder
[Index
]);
1819 BdsOption
= BdsLibVariableToOption (&TempList
, BootOption
);
1821 if (BdsOption
!= NULL
) {
1822 BbsDevicePath
= (BBS_BBS_DEVICE_PATH
*)BdsOption
->DevicePath
;
1824 // Only add the entry if it is of a requested type (e.g. USB, HD)
1826 // Two checks necessary because some systems return EFI boot loaders
1827 // with a DeviceType value that would inappropriately include them
1828 // as legacy loaders....
1829 if ((BbsDevicePath
->DeviceType
== DiskType
) && (BdsOption
->DevicePath
->Type
== DEVICE_TYPE_BIOS
)) {
1830 AddLegacyEntryUEFI(BdsOption
, BbsDevicePath
->DeviceType
);
1835 } /* static VOID ScanLegacyUEFI() */
1836 #endif // __MAKEWITH_GNUEFI
1838 static VOID
ScanLegacyVolume(REFIT_VOLUME
*Volume
, UINTN VolumeIndex
) {
1840 BOOLEAN ShowVolume
, HideIfOthersFound
;
1843 HideIfOthersFound
= FALSE
;
1844 if (Volume
->IsAppleLegacy
) {
1846 HideIfOthersFound
= TRUE
;
1847 } else if (Volume
->HasBootCode
) {
1849 if (Volume
->BlockIO
== Volume
->WholeDiskBlockIO
&&
1850 Volume
->BlockIOOffset
== 0 &&
1851 Volume
->OSName
== NULL
)
1852 // this is a whole disk (MBR) entry; hide if we have entries for partitions
1853 HideIfOthersFound
= TRUE
;
1855 if (HideIfOthersFound
) {
1856 // check for other bootable entries on the same disk
1857 for (VolumeIndex2
= 0; VolumeIndex2
< VolumesCount
; VolumeIndex2
++) {
1858 if (VolumeIndex2
!= VolumeIndex
&& Volumes
[VolumeIndex2
]->HasBootCode
&&
1859 Volumes
[VolumeIndex2
]->WholeDiskBlockIO
== Volume
->WholeDiskBlockIO
)
1865 AddLegacyEntry(NULL
, Volume
);
1866 } // static VOID ScanLegacyVolume()
1868 // Scan attached optical discs for legacy (BIOS) boot code
1869 // and add anything found to the list....
1870 static VOID
ScanLegacyDisc(VOID
)
1873 REFIT_VOLUME
*Volume
;
1875 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1876 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1877 Volume
= Volumes
[VolumeIndex
];
1878 if (Volume
->DiskKind
== DISK_KIND_OPTICAL
)
1879 ScanLegacyVolume(Volume
, VolumeIndex
);
1881 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1882 ScanLegacyUEFI(BBS_CDROM
);
1884 } /* static VOID ScanLegacyDisc() */
1886 // Scan internal hard disks for legacy (BIOS) boot code
1887 // and add anything found to the list....
1888 static VOID
ScanLegacyInternal(VOID
)
1891 REFIT_VOLUME
*Volume
;
1893 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1894 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1895 Volume
= Volumes
[VolumeIndex
];
1896 if (Volume
->DiskKind
== DISK_KIND_INTERNAL
)
1897 ScanLegacyVolume(Volume
, VolumeIndex
);
1899 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1900 ScanLegacyUEFI(BBS_HARDDISK
);
1902 } /* static VOID ScanLegacyInternal() */
1904 // Scan external disks for legacy (BIOS) boot code
1905 // and add anything found to the list....
1906 static VOID
ScanLegacyExternal(VOID
)
1909 REFIT_VOLUME
*Volume
;
1911 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
) {
1912 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
1913 Volume
= Volumes
[VolumeIndex
];
1914 if (Volume
->DiskKind
== DISK_KIND_EXTERNAL
)
1915 ScanLegacyVolume(Volume
, VolumeIndex
);
1917 } else if (GlobalConfig
.LegacyType
== LEGACY_TYPE_UEFI
) {
1918 ScanLegacyUEFI(BBS_USB
);
1920 } /* static VOID ScanLegacyExternal() */
1923 // pre-boot tool functions
1926 static VOID
StartTool(IN LOADER_ENTRY
*Entry
)
1928 BeginExternalScreen(Entry
->UseGraphicsMode
, Entry
->me
.Title
+ 6); // assumes "Start <title>" as assigned below
1929 StartEFIImage(Entry
->DevicePath
, Entry
->LoadOptions
, TYPE_EFI
,
1930 Basename(Entry
->LoaderPath
), Entry
->OSType
, NULL
, TRUE
);
1931 FinishExternalScreen();
1932 } /* static VOID StartTool() */
1934 static LOADER_ENTRY
* AddToolEntry(EFI_HANDLE DeviceHandle
, IN CHAR16
*LoaderPath
, IN CHAR16
*LoaderTitle
, IN EG_IMAGE
*Image
,
1935 IN CHAR16 ShortcutLetter
, IN BOOLEAN UseGraphicsMode
)
1937 LOADER_ENTRY
*Entry
;
1938 CHAR16
*TitleStr
= NULL
;
1940 Entry
= AllocateZeroPool(sizeof(LOADER_ENTRY
));
1942 TitleStr
= PoolPrint(L
"Start %s", LoaderTitle
);
1943 Entry
->me
.Title
= TitleStr
;
1944 Entry
->me
.Tag
= TAG_TOOL
;
1946 Entry
->me
.ShortcutLetter
= ShortcutLetter
;
1947 Entry
->me
.Image
= Image
;
1948 Entry
->LoaderPath
= (LoaderPath
) ? StrDuplicate(LoaderPath
) : NULL
;
1949 Entry
->DevicePath
= FileDevicePath(DeviceHandle
, Entry
->LoaderPath
);
1950 Entry
->UseGraphicsMode
= UseGraphicsMode
;
1952 AddMenuEntry(&MainMenu
, (REFIT_MENU_ENTRY
*)Entry
);
1954 } /* static LOADER_ENTRY * AddToolEntry() */
1957 // pre-boot driver functions
1960 static UINTN
ScanDriverDir(IN CHAR16
*Path
)
1963 REFIT_DIR_ITER DirIter
;
1965 EFI_FILE_INFO
*DirEntry
;
1966 CHAR16 FileName
[256];
1968 CleanUpPathNameSlashes(Path
);
1969 // look through contents of the directory
1970 DirIterOpen(SelfRootDir
, Path
, &DirIter
);
1971 while (DirIterNext(&DirIter
, 2, LOADER_MATCH_PATTERNS
, &DirEntry
)) {
1972 if (DirEntry
->FileName
[0] == '.')
1973 continue; // skip this
1975 SPrint(FileName
, 255, L
"%s\\%s", Path
, DirEntry
->FileName
);
1977 Status
= StartEFIImage(FileDevicePath(SelfLoadedImage
->DeviceHandle
, FileName
),
1978 L
"", TYPE_EFI
, DirEntry
->FileName
, 0, NULL
, FALSE
);
1980 Status
= DirIterClose(&DirIter
);
1981 if (Status
!= EFI_NOT_FOUND
) {
1982 SPrint(FileName
, 255, L
"while scanning the %s directory", Path
);
1983 CheckError(Status
, FileName
);
1988 #ifdef __MAKEWITH_GNUEFI
1989 static EFI_STATUS
ConnectAllDriversToAllControllers(VOID
)
1992 UINTN AllHandleCount
;
1993 EFI_HANDLE
*AllHandleBuffer
;
1996 EFI_HANDLE
*HandleBuffer
;
2002 Status
= LibLocateHandle(AllHandles
,
2007 if (EFI_ERROR(Status
))
2010 for (Index
= 0; Index
< AllHandleCount
; Index
++) {
2012 // Scan the handle database
2014 Status
= LibScanHandleDatabase(NULL
,
2016 AllHandleBuffer
[Index
],
2021 if (EFI_ERROR (Status
))
2025 if (HandleType
[Index
] & EFI_HANDLE_TYPE_DRIVER_BINDING_HANDLE
)
2027 if (HandleType
[Index
] & EFI_HANDLE_TYPE_IMAGE_HANDLE
)
2032 for (HandleIndex
= 0; HandleIndex
< HandleCount
; HandleIndex
++) {
2033 if (HandleType
[HandleIndex
] & EFI_HANDLE_TYPE_PARENT_HANDLE
)
2038 if (HandleType
[Index
] & EFI_HANDLE_TYPE_DEVICE_HANDLE
) {
2039 Status
= refit_call4_wrapper(BS
->ConnectController
,
2040 AllHandleBuffer
[Index
],
2048 MyFreePool (HandleBuffer
);
2049 MyFreePool (HandleType
);
2053 MyFreePool (AllHandleBuffer
);
2055 } /* EFI_STATUS ConnectAllDriversToAllControllers() */
2057 static EFI_STATUS
ConnectAllDriversToAllControllers(VOID
) {
2058 BdsLibConnectAllDriversToAllControllers();
2063 // Load all EFI drivers from rEFInd's "drivers" subdirectory and from the
2064 // directories specified by the user in the "scan_driver_dirs" configuration
2066 static VOID
LoadDrivers(VOID
)
2068 CHAR16
*Directory
, *SelfDirectory
;
2069 UINTN i
= 0, Length
, NumFound
= 0;
2071 // load drivers from the subdirectories of rEFInd's home directory specified
2072 // in the DRIVER_DIRS constant.
2073 while ((Directory
= FindCommaDelimited(DRIVER_DIRS
, i
++)) != NULL
) {
2074 SelfDirectory
= SelfDirPath
? StrDuplicate(SelfDirPath
) : NULL
;
2075 CleanUpPathNameSlashes(SelfDirectory
);
2076 MergeStrings(&SelfDirectory
, Directory
, L
'\\');
2077 NumFound
+= ScanDriverDir(SelfDirectory
);
2078 MyFreePool(Directory
);
2079 MyFreePool(SelfDirectory
);
2082 // Scan additional user-specified driver directories....
2084 while ((Directory
= FindCommaDelimited(GlobalConfig
.DriverDirs
, i
++)) != NULL
) {
2085 CleanUpPathNameSlashes(Directory
);
2086 Length
= StrLen(Directory
);
2088 NumFound
+= ScanDriverDir(Directory
);
2090 MyFreePool(Directory
);
2093 // connect all devices
2095 ConnectAllDriversToAllControllers();
2096 } /* static VOID LoadDrivers() */
2098 // Determine what (if any) type of legacy (BIOS) boot support is available
2099 static VOID
FindLegacyBootType(VOID
) {
2100 #ifdef __MAKEWITH_TIANO
2102 EFI_LEGACY_BIOS_PROTOCOL
*LegacyBios
;
2105 GlobalConfig
.LegacyType
= LEGACY_TYPE_NONE
;
2107 // UEFI-style legacy BIOS support is available only with the TianoCore EDK2
2108 // build environment, and then only with some EFI implementations....
2109 #ifdef __MAKEWITH_TIANO
2110 Status
= gBS
->LocateProtocol (&gEfiLegacyBootProtocolGuid
, NULL
, (VOID
**) &LegacyBios
);
2111 if (!EFI_ERROR (Status
))
2112 GlobalConfig
.LegacyType
= LEGACY_TYPE_UEFI
;
2115 // Macs have their own system. If the firmware vendor code contains the
2116 // string "Apple", assume it's available. Note that this overrides the
2117 // UEFI type, and might yield false positives if the vendor string
2118 // contains "Apple" as part of something bigger, so this isn't 100%
2120 if (StriSubCmp(L
"Apple", ST
->FirmwareVendor
))
2121 GlobalConfig
.LegacyType
= LEGACY_TYPE_MAC
;
2122 } // static VOID FindLegacyBootType
2124 // Warn the user if legacy OS scans are enabled but the firmware or this
2125 // application can't support them....
2126 static VOID
WarnIfLegacyProblems() {
2127 BOOLEAN found
= FALSE
;
2130 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_NONE
) {
2132 if (GlobalConfig
.ScanFor
[i
] == 'h' || GlobalConfig
.ScanFor
[i
] == 'b' || GlobalConfig
.ScanFor
[i
] == 'c')
2135 } while ((i
< NUM_SCAN_OPTIONS
) && (!found
));
2137 Print(L
"NOTE: refind.conf's 'scanfor' line specifies scanning for one or more legacy\n");
2138 Print(L
"(BIOS) boot options; however, this is not possible because ");
2139 #ifdef __MAKEWITH_TIANO
2140 Print(L
"your computer lacks\n");
2141 Print(L
"the necessary Compatibility Support Module (CSM) support.\n");
2143 Print(L
"this program was\n");
2144 Print(L
"compiled without the necessary support. Please visit\n");
2145 Print(L
"http://www.rodsbooks.com/refind/getting.html and download and install a rEFInd\n");
2146 Print(L
"binary built with the TianoCore EDK2 to enable legacy boot support.\n");
2150 } // if no legacy support
2151 } // static VOID WarnIfLegacyProblems()
2153 // Locates boot loaders. NOTE: This assumes that GlobalConfig.LegacyType is set correctly.
2154 static VOID
ScanForBootloaders(VOID
) {
2157 // if (GlobalConfig.LegacyType == LEGACY_TYPE_UEFI) {
2158 // Print(L"About to call BdsDeleteAllInvalidLegacyBootOptions()\n");
2159 // BdsDeleteAllInvalidLegacyBootOptions();
2160 // Print(L"About to call BdsAddNonExistingLegacyBootOptions()\n");
2161 // BdsAddNonExistingLegacyBootOptions();
2162 // Print(L"About to call BdsUpdateLegacyDevOrder()\n");
2163 // // BdsUpdateLegacyDevOrder(); // EXTREME CAUTION: HOSED ONE FIRMWARE!
2164 // Print(L"Done with legacy boot updates!\n");
2170 // scan for loaders and tools, add them to the menu
2171 for (i
= 0; i
< NUM_SCAN_OPTIONS
; i
++) {
2172 switch(GlobalConfig
.ScanFor
[i
]) {
2177 ScanLegacyInternal();
2180 ScanLegacyExternal();
2183 ScanUserConfigured(GlobalConfig
.ConfigFilename
);
2197 // assign shortcut keys
2198 for (i
= 0; i
< MainMenu
.EntryCount
&& MainMenu
.Entries
[i
]->Row
== 0 && i
< 9; i
++)
2199 MainMenu
.Entries
[i
]->ShortcutDigit
= (CHAR16
)('1' + i
);
2201 // wait for user ACK when there were errors
2202 FinishTextScreen(FALSE
);
2203 } // static VOID ScanForBootloaders()
2205 // Locate a single tool from the specified Locations using one of the
2206 // specified Names and add it to the menu.
2207 static VOID
FindTool(CHAR16
*Locations
, CHAR16
*Names
, CHAR16
*Description
, UINTN Icon
) {
2208 UINTN j
= 0, k
, VolumeIndex
;
2209 CHAR16
*DirName
, *FileName
, *PathName
, FullDescription
[256];
2211 while ((DirName
= FindCommaDelimited(Locations
, j
++)) != NULL
) {
2213 while ((FileName
= FindCommaDelimited(Names
, k
++)) != NULL
) {
2214 PathName
= StrDuplicate(DirName
);
2215 MergeStrings(&PathName
, FileName
, (StriCmp(PathName
, L
"\\") == 0) ? 0 : L
'\\');
2216 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
2217 if ((Volumes
[VolumeIndex
]->RootDir
!= NULL
) && (FileExists(Volumes
[VolumeIndex
]->RootDir
, PathName
))) {
2218 SPrint(FullDescription
, 255, L
"%s at %s on %s", Description
, PathName
, Volumes
[VolumeIndex
]->VolName
);
2219 AddToolEntry(Volumes
[VolumeIndex
]->DeviceHandle
, PathName
, FullDescription
, BuiltinIcon(Icon
), 'S', FALSE
);
2222 MyFreePool(PathName
);
2223 MyFreePool(FileName
);
2225 MyFreePool(DirName
);
2226 } // while Locations
2227 } // VOID FindTool()
2229 // Add the second-row tags containing built-in and external tools (EFI shell,
2231 static VOID
ScanForTools(VOID
) {
2232 CHAR16
*FileName
= NULL
, *VolName
= NULL
, *MokLocations
, Description
[256];
2233 REFIT_MENU_ENTRY
*TempMenuEntry
;
2234 UINTN i
, j
, VolumeIndex
;
2238 MokLocations
= StrDuplicate(MOK_LOCATIONS
);
2239 if (MokLocations
!= NULL
)
2240 MergeStrings(&MokLocations
, SelfDirPath
, L
',');
2242 for (i
= 0; i
< NUM_TOOLS
; i
++) {
2243 switch(GlobalConfig
.ShowTools
[i
]) {
2244 // NOTE: Be sure that FileName is NULL at the end of each case.
2246 TempMenuEntry
= CopyMenuEntry(&MenuEntryShutdown
);
2247 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_SHUTDOWN
);
2248 AddMenuEntry(&MainMenu
, TempMenuEntry
);
2252 TempMenuEntry
= CopyMenuEntry(&MenuEntryReset
);
2253 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_RESET
);
2254 AddMenuEntry(&MainMenu
, TempMenuEntry
);
2258 TempMenuEntry
= CopyMenuEntry(&MenuEntryAbout
);
2259 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT
);
2260 AddMenuEntry(&MainMenu
, TempMenuEntry
);
2264 TempMenuEntry
= CopyMenuEntry(&MenuEntryExit
);
2265 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_EXIT
);
2266 AddMenuEntry(&MainMenu
, TempMenuEntry
);
2270 if (EfivarGetRaw(&GlobalGuid
, L
"OsIndicationsSupported", &b
, &j
) == EFI_SUCCESS
) {
2272 if (osind
& EFI_OS_INDICATIONS_BOOT_TO_FW_UI
) {
2273 TempMenuEntry
= CopyMenuEntry(&MenuEntryFirmware
);
2274 TempMenuEntry
->Image
= BuiltinIcon(BUILTIN_ICON_FUNC_FIRMWARE
);
2275 AddMenuEntry(&MainMenu
, TempMenuEntry
);
2282 while ((FileName
= FindCommaDelimited(SHELL_NAMES
, j
++)) != NULL
) {
2283 if (FileExists(SelfRootDir
, FileName
)) {
2284 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, L
"EFI Shell", BuiltinIcon(BUILTIN_ICON_TOOL_SHELL
),
2287 MyFreePool(FileName
);
2293 while ((FileName
= FindCommaDelimited(GPTSYNC_NAMES
, j
++)) != NULL
) {
2294 if (FileExists(SelfRootDir
, FileName
)) {
2295 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, L
"Hybrid MBR tool", BuiltinIcon(BUILTIN_ICON_TOOL_PART
),
2298 MyFreePool(FileName
);
2305 while ((FileName
= FindCommaDelimited(GDISK_NAMES
, j
++)) != NULL
) {
2306 if (FileExists(SelfRootDir
, FileName
)) {
2307 AddToolEntry(SelfLoadedImage
->DeviceHandle
, FileName
, L
"disk partitioning tool",
2308 BuiltinIcon(BUILTIN_ICON_TOOL_PART
), 'G', FALSE
);
2310 MyFreePool(FileName
);
2315 case TAG_APPLE_RECOVERY
:
2316 FileName
= StrDuplicate(L
"\\com.apple.recovery.boot\\boot.efi");
2317 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
2318 if ((Volumes
[VolumeIndex
]->RootDir
!= NULL
) && (FileExists(Volumes
[VolumeIndex
]->RootDir
, FileName
))) {
2319 SPrint(Description
, 255, L
"Apple Recovery on %s", Volumes
[VolumeIndex
]->VolName
);
2320 AddToolEntry(Volumes
[VolumeIndex
]->DeviceHandle
, FileName
, Description
,
2321 BuiltinIcon(BUILTIN_ICON_TOOL_APPLE_RESCUE
), 'R', TRUE
);
2324 MyFreePool(FileName
);
2328 case TAG_WINDOWS_RECOVERY
:
2330 while ((FileName
= FindCommaDelimited(GlobalConfig
.WindowsRecoveryFiles
, j
++)) != NULL
) {
2331 SplitVolumeAndFilename(&FileName
, &VolName
);
2332 for (VolumeIndex
= 0; VolumeIndex
< VolumesCount
; VolumeIndex
++) {
2333 if ((Volumes
[VolumeIndex
]->RootDir
!= NULL
) && (FileExists(Volumes
[VolumeIndex
]->RootDir
, FileName
)) &&
2334 ((VolName
== NULL
) || (StriCmp(VolName
, Volumes
[VolumeIndex
]->VolName
) == 0))) {
2335 SPrint(Description
, 255, L
"Microsoft Recovery on %s", Volumes
[VolumeIndex
]->VolName
);
2336 AddToolEntry(Volumes
[VolumeIndex
]->DeviceHandle
, FileName
, Description
,
2337 BuiltinIcon(BUILTIN_ICON_TOOL_WINDOWS_RESCUE
), 'R', TRUE
);
2341 MyFreePool(FileName
);
2343 MyFreePool(VolName
);
2348 FindTool(MokLocations
, MOK_NAMES
, L
"MOK utility", BUILTIN_ICON_TOOL_MOK_TOOL
);
2352 FindTool(MEMTEST_LOCATIONS
, MEMTEST_NAMES
, L
"Memory test utility", BUILTIN_ICON_TOOL_MEMTEST
);
2357 } // static VOID ScanForTools
2359 // Rescan for boot loaders
2360 VOID
RescanAll(VOID
) {
2367 egDisplayMessage(L
"Scanning for new boot loaders; please wait....", &BGColor
);
2368 FreeList((VOID
***) &(MainMenu
.Entries
), &MainMenu
.EntryCount
);
2369 MainMenu
.Entries
= NULL
;
2370 MainMenu
.EntryCount
= 0;
2371 ReadConfig(GlobalConfig
.ConfigFilename
);
2372 ConnectAllDriversToAllControllers();
2374 ScanForBootloaders();
2377 } // VOID RescanAll()
2379 #ifdef __MAKEWITH_TIANO
2381 // Minimal initialization function
2382 static VOID
InitializeLib(IN EFI_HANDLE ImageHandle
, IN EFI_SYSTEM_TABLE
*SystemTable
) {
2384 // gImageHandle = ImageHandle;
2385 gBS
= SystemTable
->BootServices
;
2386 // gRS = SystemTable->RuntimeServices;
2387 gRT
= SystemTable
->RuntimeServices
; // Some BDS functions need gRT to be set
2388 EfiGetSystemConfigurationTable (&gEfiDxeServicesTableGuid
, (VOID
**) &gDS
);
2390 InitializeConsoleSim();
2395 // Set up our own Secure Boot extensions....
2396 // Returns TRUE on success, FALSE otherwise
2397 static BOOLEAN
SecureBootSetup(VOID
) {
2399 BOOLEAN Success
= FALSE
;
2401 if (secure_mode() && ShimLoaded()) {
2402 Status
= security_policy_install();
2403 if (Status
== EFI_SUCCESS
) {
2406 Print(L
"Failed to install MOK Secure Boot extensions");
2410 } // VOID SecureBootSetup()
2412 // Remove our own Secure Boot extensions....
2413 // Returns TRUE on success, FALSE otherwise
2414 static BOOLEAN
SecureBootUninstall(VOID
) {
2416 BOOLEAN Success
= TRUE
;
2418 if (secure_mode()) {
2419 Status
= security_policy_uninstall();
2420 if (Status
!= EFI_SUCCESS
) {
2422 BeginTextScreen(L
"Secure Boot Policy Failure");
2423 Print(L
"Failed to uninstall MOK Secure Boot extensions; forcing a reboot.");
2425 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
2429 } // VOID SecureBootUninstall
2431 // Sets the global configuration filename; will be CONFIG_FILE_NAME unless the
2432 // "-c" command-line option is set, in which case that takes precedence.
2433 // If an error is encountered, leaves the value alone (it should be set to
2434 // CONFIG_FILE_NAME when GlobalConfig is initialized).
2435 static VOID
SetConfigFilename(EFI_HANDLE ImageHandle
) {
2436 EFI_LOADED_IMAGE
*Info
;
2437 CHAR16
*Options
, *FileName
;
2441 Status
= refit_call3_wrapper(BS
->HandleProtocol
, ImageHandle
, &LoadedImageProtocol
, (VOID
**) &Info
);
2442 if ((Status
== EFI_SUCCESS
) && (Info
->LoadOptionsSize
> 0)) {
2443 Options
= (CHAR16
*) Info
->LoadOptions
;
2444 Where
= FindSubString(L
" -c ", Options
);
2446 FileName
= StrDuplicate(&Options
[Where
+ 4]);
2447 Where
= FindSubString(L
" ", FileName
);
2449 FileName
[Where
] = L
'\0';
2451 if (FileExists(SelfDir
, FileName
)) {
2452 GlobalConfig
.ConfigFilename
= FileName
;
2454 Print(L
"Specified configuration file (%s) doesn't exist; using\n'refind.conf' default\n", FileName
);
2455 MyFreePool(FileName
);
2459 } // VOID SetConfigFilename()
2466 efi_main (EFI_HANDLE ImageHandle
, EFI_SYSTEM_TABLE
*SystemTable
)
2469 BOOLEAN MainLoopRunning
= TRUE
;
2470 BOOLEAN MokProtocol
;
2471 REFIT_MENU_ENTRY
*ChosenEntry
;
2473 CHAR16
*Selection
= NULL
;
2477 InitializeLib(ImageHandle
, SystemTable
);
2478 Status
= InitRefitLib(ImageHandle
);
2479 if (EFI_ERROR(Status
))
2482 // read configuration
2483 CopyMem(GlobalConfig
.ScanFor
, "ieom ", NUM_SCAN_OPTIONS
);
2484 FindLegacyBootType();
2485 if (GlobalConfig
.LegacyType
== LEGACY_TYPE_MAC
)
2486 CopyMem(GlobalConfig
.ScanFor
, "ihebocm ", NUM_SCAN_OPTIONS
);
2487 SetConfigFilename(ImageHandle
);
2488 ReadConfig(GlobalConfig
.ConfigFilename
);
2492 WarnIfLegacyProblems();
2493 MainMenu
.TimeoutSeconds
= GlobalConfig
.Timeout
;
2495 // disable EFI watchdog timer
2496 refit_call4_wrapper(BS
->SetWatchdogTimer
, 0x0000, 0x0000, 0x0000, NULL
);
2498 // further bootstrap (now with config available)
2499 MokProtocol
= SecureBootSetup();
2501 ScanForBootloaders();
2505 if (GlobalConfig
.ScanDelay
> 0) {
2510 egDisplayMessage(L
"Pausing before disk scan; please wait....", &BGColor
);
2511 for (i
= 0; i
< GlobalConfig
.ScanDelay
; i
++)
2512 refit_call1_wrapper(BS
->Stall
, 1000000);
2516 if (GlobalConfig
.DefaultSelection
)
2517 Selection
= StrDuplicate(GlobalConfig
.DefaultSelection
);
2519 while (MainLoopRunning
) {
2520 MenuExit
= RunMainMenu(&MainMenu
, Selection
, &ChosenEntry
);
2522 // The Escape key triggers a re-scan operation....
2523 if (MenuExit
== MENU_EXIT_ESCAPE
) {
2528 switch (ChosenEntry
->Tag
) {
2530 case TAG_REBOOT
: // Reboot
2532 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);
2533 MainLoopRunning
= FALSE
; // just in case we get this far
2536 case TAG_SHUTDOWN
: // Shut Down
2538 refit_call4_wrapper(RT
->ResetSystem
, EfiResetShutdown
, EFI_SUCCESS
, 0, NULL
);
2539 MainLoopRunning
= FALSE
; // just in case we get this far
2542 case TAG_ABOUT
: // About rEFInd
2546 case TAG_LOADER
: // Boot OS via .EFI loader
2547 StartLoader((LOADER_ENTRY
*)ChosenEntry
);
2550 case TAG_LEGACY
: // Boot legacy OS
2551 StartLegacy((LEGACY_ENTRY
*)ChosenEntry
);
2554 #ifdef __MAKEWITH_TIANO
2555 case TAG_LEGACY_UEFI
: // Boot a legacy OS on a non-Mac
2556 StartLegacyUEFI((LEGACY_ENTRY
*)ChosenEntry
);
2560 case TAG_TOOL
: // Start a EFI tool
2561 StartTool((LOADER_ENTRY
*)ChosenEntry
);
2564 case TAG_EXIT
: // Terminate rEFInd
2565 if ((MokProtocol
) && !SecureBootUninstall()) {
2566 MainLoopRunning
= FALSE
; // just in case we get this far
2568 BeginTextScreen(L
" ");
2573 case TAG_FIRMWARE
: // Reboot into firmware's user interface
2574 RebootIntoFirmware();
2578 MyFreePool(Selection
);
2579 Selection
= (ChosenEntry
->Title
) ? StrDuplicate(ChosenEntry
->Title
) : NULL
;
2582 // If we end up here, things have gone wrong. Try to reboot, and if that
2583 // fails, go into an endless loop.
2584 refit_call4_wrapper(RT
->ResetSystem
, EfiResetCold
, EFI_SUCCESS
, 0, NULL
);