]> code.delx.au - refind/blobdiff - refind/main.c
Scans for drivers even if the volume name is NULL
[refind] / refind / main.c
index 702f0b780a7f25a58df6b990414f49e22015483a..0196aabb8813dcf9983f10c1482611dce977c850 100644 (file)
@@ -49,6 +49,7 @@
 #include "icns.h"
 #include "menu.h"
 #include "refit_call_wrapper.h"
+#include "driver_support.h"
 #include "../include/syslinux_mbr.h"
 
 // 
@@ -72,7 +73,7 @@ static REFIT_MENU_ENTRY MenuEntryExit     = { L"Exit rEFInd", TAG_EXIT, 1, 0, 0,
 static REFIT_MENU_SCREEN MainMenu       = { L"Main Menu", NULL, 0, NULL, 0, NULL, 0, L"Automatic boot" };
 static REFIT_MENU_SCREEN AboutMenu      = { L"About", NULL, 0, NULL, 0, NULL, 0, NULL };
 
-REFIT_CONFIG GlobalConfig = { FALSE, 20, 0, 0, NULL, NULL, NULL, NULL,
+REFIT_CONFIG GlobalConfig = { FALSE, 20, 0, 0, NULL, NULL, NULL, NULL, NULL, NULL,
                               {TAG_SHELL, TAG_ABOUT, TAG_SHUTDOWN, TAG_REBOOT, 0, 0, 0, 0, 0 }};
 
 //
@@ -83,7 +84,7 @@ static VOID AboutrEFInd(VOID)
 {
     if (AboutMenu.EntryCount == 0) {
         AboutMenu.TitleImage = BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT);
-        AddMenuInfoLine(&AboutMenu, L"rEFInd Version 0.2.3.4");
+        AddMenuInfoLine(&AboutMenu, L"rEFInd Version 0.2.7.1");
         AddMenuInfoLine(&AboutMenu, L"");
         AddMenuInfoLine(&AboutMenu, L"Copyright (c) 2006-2010 Christoph Pfisterer");
         AddMenuInfoLine(&AboutMenu, L"Copyright (c) 2012 Roderick W. Smith");
@@ -115,7 +116,8 @@ static VOID AboutrEFInd(VOID)
 static EFI_STATUS StartEFIImageList(IN EFI_DEVICE_PATH **DevicePaths,
                                     IN CHAR16 *LoadOptions, IN CHAR16 *LoadOptionsPrefix,
                                     IN CHAR16 *ImageTitle,
-                                    OUT UINTN *ErrorInStep)
+                                    OUT UINTN *ErrorInStep,
+                                    IN BOOLEAN Verbose)
 {
     EFI_STATUS              Status, ReturnStatus;
     EFI_HANDLE              ChildImageHandle;
@@ -124,7 +126,8 @@ static EFI_STATUS StartEFIImageList(IN EFI_DEVICE_PATH **DevicePaths,
     CHAR16                  ErrorInfo[256];
     CHAR16                  *FullLoadOptions = NULL;
 
-    Print(L"Starting %s\n", ImageTitle);
+    if (Verbose)
+        Print(L"Starting %s\n", ImageTitle);
     if (ErrorInStep != NULL)
         *ErrorInStep = 0;
 
@@ -160,7 +163,8 @@ static EFI_STATUS StartEFIImageList(IN EFI_DEVICE_PATH **DevicePaths,
         // NOTE: We also include the terminating null in the length for safety.
         ChildLoadedImage->LoadOptions = (VOID *)LoadOptions;
         ChildLoadedImage->LoadOptionsSize = ((UINT32)StrLen(LoadOptions) + 1) * sizeof(CHAR16);
-        Print(L"Using load options '%s'\n", LoadOptions);
+        if (Verbose)
+            Print(L"Using load options '%s'\n", LoadOptions);
     }
 
     // close open file handles
@@ -175,7 +179,7 @@ static EFI_STATUS StartEFIImageList(IN EFI_DEVICE_PATH **DevicePaths,
         if (ErrorInStep != NULL)
             *ErrorInStep = 3;
     }
-    
+
     // re-open file handles
     ReinitRefitLib();
 
@@ -191,13 +195,14 @@ bailout:
 static EFI_STATUS StartEFIImage(IN EFI_DEVICE_PATH *DevicePath,
                                 IN CHAR16 *LoadOptions, IN CHAR16 *LoadOptionsPrefix,
                                 IN CHAR16 *ImageTitle,
-                                OUT UINTN *ErrorInStep)
+                                OUT UINTN *ErrorInStep,
+                                IN BOOLEAN Verbose)
 {
     EFI_DEVICE_PATH *DevicePaths[2];
-    
+
     DevicePaths[0] = DevicePath;
     DevicePaths[1] = NULL;
-    return StartEFIImageList(DevicePaths, LoadOptions, LoadOptionsPrefix, ImageTitle, ErrorInStep);
+    return StartEFIImageList(DevicePaths, LoadOptions, LoadOptionsPrefix, ImageTitle, ErrorInStep, Verbose);
 } /* static EFI_STATUS StartEFIImage() */
 
 //
@@ -210,7 +215,7 @@ static VOID StartLoader(IN LOADER_ENTRY *Entry)
 
     BeginExternalScreen(Entry->UseGraphicsMode, L"Booting OS");
     StartEFIImage(Entry->DevicePath, Entry->LoadOptions,
-                  Basename(Entry->LoaderPath), Basename(Entry->LoaderPath), &ErrorInStep);
+                  Basename(Entry->LoaderPath), Basename(Entry->LoaderPath), &ErrorInStep, TRUE);
     FinishExternalScreen();
 }
 
@@ -234,15 +239,25 @@ static CHAR16 * FindInitrd(IN CHAR16 *LoaderPath, IN REFIT_VOLUME *Volume) {
    KernelVersion = FindNumbers(FileName);
    Path = FindPath(LoaderPath);
 
+   // Add trailing backslash for root directory; necessary on some systems, but must
+   // NOT be added to all directories, since on other systems, a trailing backslash on
+   // anything but the root directory causes them to flake out!
+   if (StrLen(Path) == 0) {
+      MergeStrings(&Path, L"\\", 0);
+   } // if
    DirIterOpen(Volume->RootDir, Path, &DirIter);
+   // Now add a trailing backslash if it was NOT added earlier, for consistency in
+   // building the InitrdName later....
+   if ((StrLen(Path) > 0) && (Path[StrLen(Path) - 1] != L'\\'))
+      MergeStrings(&Path, L"\\", 0);
    while ((DirIterNext(&DirIter, 2, L"init*", &DirEntry)) && (InitrdName == NULL)) {
       InitrdVersion = FindNumbers(DirEntry->FileName);
       if (KernelVersion != NULL) {
             if (StriCmp(InitrdVersion, KernelVersion) == 0)
-               InitrdName = PoolPrint(L"%s\\%s", Path, DirEntry->FileName);
+               InitrdName = PoolPrint(L"%s%s", Path, DirEntry->FileName);
       } else {
          if (InitrdVersion == NULL)
-            InitrdName = PoolPrint(L"%s\\%s", Path, DirEntry->FileName);
+            InitrdName = PoolPrint(L"%s%s", Path, DirEntry->FileName);
       } // if/else
       if (InitrdVersion != NULL)
          FreePool(InitrdVersion);
@@ -340,7 +355,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
       Entry->Title = NULL;
    }
    SubScreen = InitializeSubScreen(Entry);
-   
+
    // loader-specific submenu entries
    if (Entry->OSType == 'M') {          // entries for Mac OS X
 #if defined(EFIX64)
@@ -359,7 +374,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
       } // if
 #endif
 
-      if (!(GlobalConfig.DisableFlags & DISABLE_FLAG_SINGLEUSER)) {
+      if (!(GlobalConfig.HideUIFlags & HIDEUI_FLAG_SINGLEUSER)) {
          SubEntry = InitializeLoaderEntry(Entry);
          if (SubEntry != NULL) {
             SubEntry->me.Title        = L"Boot Mac OS X in verbose mode";
@@ -367,7 +382,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
             SubEntry->LoadOptions     = L"-v";
             AddMenuEntry(SubScreen, (REFIT_MENU_ENTRY *)SubEntry);
          } // if
-      
+
 #if defined(EFIX64)
          SubEntry = InitializeLoaderEntry(Entry);
          if (SubEntry != NULL) {
@@ -385,7 +400,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
             AddMenuEntry(SubScreen, (REFIT_MENU_ENTRY *)SubEntry);
          }
 #endif
-      
+
          SubEntry = InitializeLoaderEntry(Entry);
          if (SubEntry != NULL) {
             SubEntry->me.Title        = L"Boot Mac OS X in single user mode";
@@ -397,7 +412,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
 
       // check for Apple hardware diagnostics
       StrCpy(DiagsFileName, L"\\System\\Library\\CoreServices\\.diagnostics\\diags.efi");
-      if (FileExists(Volume->RootDir, DiagsFileName) && !(GlobalConfig.DisableFlags & DISABLE_FLAG_HWTEST)) {
+      if (FileExists(Volume->RootDir, DiagsFileName) && !(GlobalConfig.HideUIFlags & HIDEUI_FLAG_HWTEST)) {
          SubEntry = InitializeLoaderEntry(Entry);
          if (SubEntry != NULL) {
             SubEntry->me.Title        = L"Run Apple Hardware Test";
@@ -467,7 +482,7 @@ VOID GenerateSubScreen(LOADER_ENTRY *Entry, IN REFIT_VOLUME *Volume) {
 
       AddMenuInfoLine(SubScreen, L"NOTE: This is an example. Entries");
       AddMenuInfoLine(SubScreen, L"marked with (*) may not work.");
-        
+
    } else if (Entry->OSType == 'X') {   // entries for xom.efi
         // by default, skip the built-in selection and boot from hard disk only
         Entry->LoadOptions = L"-s -h";
@@ -521,18 +536,21 @@ static CHAR16 * GetMainLinuxOptions(IN CHAR16 * LoaderPath, IN REFIT_VOLUME *Vol
 // that will (with luck) work fairly automatically.
 VOID SetLoaderDefaults(LOADER_ENTRY *Entry, CHAR16 *LoaderPath, IN REFIT_VOLUME *Volume) {
    CHAR16          IconFileName[256];
-   CHAR16          *FileName, *OSIconName = NULL, *Temp;
+   CHAR16          *FileName, *PathOnly, *OSIconName = NULL, *Temp;
    CHAR16          ShortcutLetter = 0;
 
    FileName = Basename(LoaderPath);
-   
+   PathOnly = FindPath(LoaderPath);
+
    // locate a custom icon for the loader
    StrCpy(IconFileName, LoaderPath);
    ReplaceExtension(IconFileName, L".icns");
    if (FileExists(Volume->RootDir, IconFileName)) {
       Entry->me.Image = LoadIcns(Volume->RootDir, IconFileName, 128);
-   } // if
-   
+   } else if ((StrLen(PathOnly) == 0) && (Volume->VolIconImage != NULL)) {
+      Entry->me.Image = Volume->VolIconImage;
+   } // icon matched to loader or volume
+
    Temp = FindLastDirName(LoaderPath);
    MergeStrings(&OSIconName, Temp, L',');
    FreePool(Temp);
@@ -552,6 +570,9 @@ VOID SetLoaderDefaults(LOADER_ENTRY *Entry, CHAR16 *LoaderPath, IN REFIT_VOLUME
       Entry->OSType = 'R';
       ShortcutLetter = 'R';
    } else if (StriCmp(LoaderPath, MACOSX_LOADER_PATH) == 0) {
+      if (Volume->VolIconImage != NULL) { // custom icon file found
+         Entry->me.Image = Volume->VolIconImage;
+      }
       MergeStrings(&OSIconName, L"mac", L',');
       Entry->UseGraphicsMode = TRUE;
       Entry->OSType = 'M';
@@ -581,13 +602,16 @@ VOID SetLoaderDefaults(LOADER_ENTRY *Entry, CHAR16 *LoaderPath, IN REFIT_VOLUME
    Entry->me.ShortcutLetter = ShortcutLetter;
    if (Entry->me.Image == NULL)
       Entry->me.Image = LoadOSIcon(OSIconName, L"unknown", FALSE);
+   if (PathOnly != NULL)
+      FreePool(PathOnly);
 } // VOID SetLoaderDefaults()
-      
+
 // Add a specified EFI boot loader to the list, using automatic settings
 // for icons, options, etc.
 LOADER_ENTRY * AddLoaderEntry(IN CHAR16 *LoaderPath, IN CHAR16 *LoaderTitle, IN REFIT_VOLUME *Volume) {
    LOADER_ENTRY      *Entry;
 
+   CleanUpPathNameSlashes(LoaderPath);
    Entry = InitializeLoaderEntry(NULL);
    if (Entry != NULL) {
       Entry->Title = StrDuplicate(LoaderTitle);
@@ -601,7 +625,7 @@ LOADER_ENTRY * AddLoaderEntry(IN CHAR16 *LoaderPath, IN CHAR16 *LoaderTitle, IN
       GenerateSubScreen(Entry, Volume);
       AddMenuEntry(&MainMenu, (REFIT_MENU_ENTRY *)Entry);
    }
-   
+
    return(Entry);
 } // LOADER_ENTRY * AddLoaderEntry()
 
@@ -612,12 +636,18 @@ static VOID ScanLoaderDir(IN REFIT_VOLUME *Volume, IN CHAR16 *Path)
     EFI_STATUS              Status;
     REFIT_DIR_ITER          DirIter;
     EFI_FILE_INFO           *DirEntry;
-    CHAR16                  FileName[256];
+    CHAR16                  FileName[256], *SelfPath;
+    UINTN                   i = 0;
 
-    // Note: SelfDirPath includes a leading backslash ('\'), but Path
-    // doesn't, so we rejigger the string to compensate....
-    if (!SelfDirPath || !Path || ((StriCmp(Path, &SelfDirPath[1]) == 0) && Volume != SelfVolume) ||
-        (StriCmp(Path, &SelfDirPath[1]) != 0)) {
+    // Skip past leading slashes, which are sometimes (but not always) included
+    // in SelfDirPath, to get a path that's known to never include this feature.
+    while ((SelfDirPath != NULL) && (SelfDirPath[i] == L'\\')) {
+       i++;
+    }
+    SelfPath = &SelfDirPath[i]; // NOTE: *DO NOT* call FreePool() on SelfPath!!!
+
+    if (!SelfPath || !Path || ((StriCmp(Path, SelfPath) == 0) && Volume != SelfVolume) ||
+        (StriCmp(Path, SelfPath) != 0)) {
        // look through contents of the directory
        DirIterOpen(Volume->RootDir, Path, &DirIter);
        while (DirIterNext(&DirIter, 2, L"*.efi", &DirEntry)) {
@@ -649,7 +679,8 @@ static VOID ScanEfiFiles(REFIT_VOLUME *Volume) {
    EFI_STATUS              Status;
    REFIT_DIR_ITER          EfiDirIter;
    EFI_FILE_INFO           *EfiDirEntry;
-   CHAR16                  FileName[256];
+   CHAR16                  FileName[256], *Directory;
+   UINTN                   i, Length;
 
    if ((Volume->RootDir != NULL) && (Volume->VolName != NULL)) {
       // check for Mac OS X boot loader
@@ -672,10 +703,6 @@ static VOID ScanEfiFiles(REFIT_VOLUME *Volume) {
 
       // scan the root directory for EFI executables
       ScanLoaderDir(Volume, NULL);
-      // scan the elilo directory (as used on gimli's first Live CD)
-      ScanLoaderDir(Volume, L"elilo");
-      // scan the boot directory
-      ScanLoaderDir(Volume, L"boot");
 
       // scan subdirectories of the EFI directory (as per the standard)
       DirIterOpen(Volume->RootDir, L"EFI", &EfiDirIter);
@@ -688,6 +715,20 @@ static VOID ScanEfiFiles(REFIT_VOLUME *Volume) {
       Status = DirIterClose(&EfiDirIter);
       if (Status != EFI_NOT_FOUND)
          CheckError(Status, L"while scanning the EFI directory");
+
+      // Scan user-specified (or additional default) directories....
+      i = 0;
+      while ((Directory = FindCommaDelimited(GlobalConfig.AlsoScan, i++)) != NULL) {
+         Length = StrLen(Directory);
+         // Some EFI implementations won't read a directory if the path ends in
+         // a backslash, so eliminate this character, if it's present....
+         while ((Length > 0) && (Directory[Length - 1] == L'\\')) {
+            Directory[--Length] = 0;
+         } // while
+         if (Length > 0)
+            ScanLoaderDir(Volume, Directory);
+         FreePool(Directory);
+      } // while
    } // if
 } // static VOID ScanEfiFiles()
 
@@ -819,7 +860,7 @@ static EFI_STATUS ActivateMbrPartition(IN EFI_BLOCK_IO *BlockIO, IN UINTN Partit
             if (PartitionIndex < LogicalPartitionIndex)
                 break;  // stop the loop, no need to touch further EMBRs
         }
-        
+
     }
 
     return EFI_SUCCESS;
@@ -903,7 +944,7 @@ static VOID StartLegacy(IN LEGACY_ENTRY *Entry)
 
     ExtractLegacyLoaderPaths(DiscoveredPathList, MAX_DISCOVERED_PATHS, LegacyLoaderList);
 
-    Status = StartEFIImageList(DiscoveredPathList, Entry->LoadOptions, NULL, L"legacy loader", &ErrorInStep);
+    Status = StartEFIImageList(DiscoveredPathList, Entry->LoadOptions, NULL, L"legacy loader", &ErrorInStep, TRUE);
     if (Status == EFI_NOT_FOUND) {
         if (ErrorInStep == 1) {
             Print(L"\nPlease make sure that you have the latest firmware update installed.\n");
@@ -960,7 +1001,7 @@ static LEGACY_ENTRY * AddLegacyEntry(IN CHAR16 *LoaderTitle, IN REFIT_VOLUME *Vo
     SubEntry->Volume          = Entry->Volume;
     SubEntry->LoadOptions     = Entry->LoadOptions;
     AddMenuEntry(SubScreen, (REFIT_MENU_ENTRY *)SubEntry);
-    
+
     AddMenuEntry(SubScreen, &MenuEntryReturn);
     Entry->me.SubScreen = SubScreen;
     AddMenuEntry(&MainMenu, (REFIT_MENU_ENTRY *)Entry);
@@ -1047,7 +1088,7 @@ static VOID StartTool(IN LOADER_ENTRY *Entry)
 {
     BeginExternalScreen(Entry->UseGraphicsMode, Entry->me.Title + 6);  // assumes "Start <title>" as assigned below
     StartEFIImage(Entry->DevicePath, Entry->LoadOptions, Basename(Entry->LoaderPath),
-                  Basename(Entry->LoaderPath), NULL);
+                  Basename(Entry->LoaderPath), NULL, TRUE);
     FinishExternalScreen();
 } /* static VOID StartTool() */
 
@@ -1071,70 +1112,55 @@ static LOADER_ENTRY * AddToolEntry(IN CHAR16 *LoaderPath, IN CHAR16 *LoaderTitle
     return Entry;
 } /* static LOADER_ENTRY * AddToolEntry() */
 
-#ifdef DEBIAN_ENABLE_EFI110
 //
 // pre-boot driver functions
 //
 
-static VOID ScanDriverDir(IN CHAR16 *Path)
+static UINTN ScanDriverDir(IN CHAR16 *Path)
 {
     EFI_STATUS              Status;
     REFIT_DIR_ITER          DirIter;
+    UINTN                   NumFound = 0;
     EFI_FILE_INFO           *DirEntry;
     CHAR16                  FileName[256];
-    
+
     // look through contents of the directory
     DirIterOpen(SelfRootDir, Path, &DirIter);
-    while (DirIterNext(&DirIter, 2, L"*.EFI", &DirEntry)) {
+    while (DirIterNext(&DirIter, 2, L"*.efi", &DirEntry)) {
         if (DirEntry->FileName[0] == '.')
             continue;   // skip this
-        
+
         SPrint(FileName, 255, L"%s\\%s", Path, DirEntry->FileName);
+        NumFound++;
         Status = StartEFIImage(FileDevicePath(SelfLoadedImage->DeviceHandle, FileName),
-                               L"", DirEntry->FileName, DirEntry->FileName, NULL);
+                               L"", DirEntry->FileName, DirEntry->FileName, NULL, FALSE);
     }
     Status = DirIterClose(&DirIter);
     if (Status != EFI_NOT_FOUND) {
         SPrint(FileName, 255, L"while scanning the %s directory", Path);
         CheckError(Status, FileName);
     }
+    return (NumFound);
 }
-EFI_STATUS
-LibScanHandleDatabase (
-     EFI_HANDLE  DriverBindingHandle, OPTIONAL
-     UINT32      *DriverBindingHandleIndex, OPTIONAL
-     EFI_HANDLE  ControllerHandle, OPTIONAL
-     UINT32      *ControllerHandleIndex, OPTIONAL
-     UINTN       *HandleCount,
-     EFI_HANDLE  **HandleBuffer,
-     UINT32      **HandleType
-     );
-#define EFI_HANDLE_TYPE_UNKNOWN                     0x000
-#define EFI_HANDLE_TYPE_IMAGE_HANDLE                0x001
-#define EFI_HANDLE_TYPE_DRIVER_BINDING_HANDLE       0x002
-#define EFI_HANDLE_TYPE_DEVICE_DRIVER               0x004
-#define EFI_HANDLE_TYPE_BUS_DRIVER                  0x008
-#define EFI_HANDLE_TYPE_DRIVER_CONFIGURATION_HANDLE 0x010
-#define EFI_HANDLE_TYPE_DRIVER_DIAGNOSTICS_HANDLE   0x020
-#define EFI_HANDLE_TYPE_COMPONENT_NAME_HANDLE       0x040
-#define EFI_HANDLE_TYPE_DEVICE_HANDLE               0x080
-#define EFI_HANDLE_TYPE_PARENT_HANDLE               0x100
-#define EFI_HANDLE_TYPE_CONTROLLER_HANDLE           0x200
-#define EFI_HANDLE_TYPE_CHILD_HANDLE                0x400
 
 static EFI_STATUS ConnectAllDriversToAllControllers(VOID)
 {
-    EFI_STATUS  Status;
-    UINTN       AllHandleCount;
-    EFI_HANDLE  *AllHandleBuffer;
-    UINTN       Index;
-    UINTN       HandleCount;
-    EFI_HANDLE  *HandleBuffer;
-    UINT32      *HandleType;
-    UINTN       HandleIndex;
-    BOOLEAN     Parent;
-    BOOLEAN     Device;
-    
+    EFI_STATUS           Status;
+    UINTN                AllHandleCount;
+    EFI_HANDLE           *AllHandleBuffer;
+    UINTN                Index;
+    UINTN                HandleCount;
+    EFI_HANDLE           *HandleBuffer;
+    UINT32               *HandleType;
+    UINTN                HandleIndex;
+    BOOLEAN              Parent;
+    BOOLEAN              Device;
+
+    // GNU EFI's EFI_BOOT_SERVICES data structure is truncated, but all the
+    // items are in memory, so point a more complete data structure to it
+    // so that we can use items not in GNU EFI's implementation....
+//    gBS = (MY_BOOT_SERVICES*) BS;
+
     Status = LibLocateHandle(AllHandles,
                              NULL,
                              NULL,
@@ -1142,7 +1168,7 @@ static EFI_STATUS ConnectAllDriversToAllControllers(VOID)
                              &AllHandleBuffer);
     if (EFI_ERROR(Status))
         return Status;
-    
+
     for (Index = 0; Index < AllHandleCount; Index++) {
         //
         // Scan the handle database
@@ -1156,55 +1182,68 @@ static EFI_STATUS ConnectAllDriversToAllControllers(VOID)
                                        &HandleType);
         if (EFI_ERROR (Status))
             goto Done;
-        
+
         Device = TRUE;
         if (HandleType[Index] & EFI_HANDLE_TYPE_DRIVER_BINDING_HANDLE)
             Device = FALSE;
         if (HandleType[Index] & EFI_HANDLE_TYPE_IMAGE_HANDLE)
             Device = FALSE;
-        
+
         if (Device) {
             Parent = FALSE;
             for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
                 if (HandleType[HandleIndex] & EFI_HANDLE_TYPE_PARENT_HANDLE)
                     Parent = TRUE;
-            }
-            
+            } // for
+
             if (!Parent) {
                 if (HandleType[Index] & EFI_HANDLE_TYPE_DEVICE_HANDLE) {
-                    Status = refit_call4_wrapper(BS->ConnectController,
-                                                 AllHandleBuffer[Index],
-                                                 NULL,
-                                                 NULL,
-                                                 TRUE);
+                   Status = refit_call4_wrapper(BS->ConnectController,
+                                                AllHandleBuffer[Index],
+                                                NULL,
+                                                NULL,
+                                                TRUE);
                 }
             }
         }
-        
+
         FreePool (HandleBuffer);
         FreePool (HandleType);
     }
-    
+
 Done:
     FreePool (AllHandleBuffer);
     return Status;
-}
+} /* EFI_STATUS ConnectAllDriversToAllControllers() */
 
 static VOID LoadDrivers(VOID)
 {
-    CHAR16                  DirName[256];
-
-    // load drivers from /efi/refind/drivers
-    SPrint(DirName, 255, L"%s\\drivers", SelfDirPath);
-    ScanDriverDir(DirName);
-
-    // load drivers from /efi/tools/drivers
-    ScanDriverDir(L"\\efi\\tools\\drivers");
+    CHAR16        *Directory;
+    UINTN         i = 0, Length, NumFound = 0;
+
+    // load drivers from the "drivers" subdirectory of rEFInd's home directory
+    Directory = StrDuplicate(SelfDirPath);
+    MergeStrings(&Directory, L"drivers", L'\\');
+//    SPrint(DirName, 255, L"%s\\drivers", SelfDirPath);
+    NumFound += ScanDriverDir(Directory);
+
+    // Scan additional user-specified driver directories....
+    while ((Directory = FindCommaDelimited(GlobalConfig.DriverDirs, i++)) != NULL) {
+       Length = StrLen(Directory);
+       // Some EFI implementations won't read a directory if the path ends in
+       // a backslash, so eliminate this character, if it's present....
+       while ((Length > 0) && (Directory[Length - 1] == L'\\')) {
+          Directory[--Length] = 0;
+       } // while
+       if (Length > 0)
+          NumFound += ScanDriverDir(Directory);
+       FreePool(Directory);
+    } // while
 
     // connect all devices
-    ConnectAllDriversToAllControllers();
+    if (NumFound > 0)
+       ConnectAllDriversToAllControllers();
 }
-#endif /* DEBIAN_ENABLE_EFI110 */
 
 static VOID ScanForBootloaders(VOID) {
    UINTN i;
@@ -1253,7 +1292,7 @@ static VOID ScanForBootloaders(VOID) {
    // assign shortcut keys
    for (i = 0; i < MainMenu.EntryCount && MainMenu.Entries[i]->Row == 0 && i < 9; i++)
       MainMenu.Entries[i]->ShortcutDigit = (CHAR16)('1' + i);
-   
+
    // wait for user ACK when there were errors
    FinishTextScreen(FALSE);
 } // static VOID ScanForBootloaders()
@@ -1275,7 +1314,6 @@ static VOID ScanForTools(VOID) {
             AddMenuEntry(&MainMenu, &MenuEntryReset);
             break;
          case TAG_ABOUT:
-            Print(L"Adding menu entry for the 'about' tag....\n");
             MenuEntryAbout.Image = BuiltinIcon(BUILTIN_ICON_FUNC_ABOUT);
             AddMenuEntry(&MainMenu, &MenuEntryAbout);
             break;
@@ -1335,15 +1373,13 @@ efi_main (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
 
     // further bootstrap (now with config available)
     SetupScreen();
-#ifdef DEBIAN_ENABLE_EFI110
     LoadDrivers();
-#endif /* DEBIAN_ENABLE_EFI110 */
     ScanForBootloaders();
     ScanForTools();
 
     while (MainLoopRunning) {
         MenuExit = RunMainMenu(&MainMenu, GlobalConfig.DefaultSelection, &ChosenEntry);
-        
+
         // We don't allow exiting the main menu with the Escape key.
         if (MenuExit == MENU_EXIT_ESCAPE) {
            // Commented-out below: Was part of an attempt to get rEFInd to
@@ -1354,7 +1390,7 @@ efi_main (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
 //             SetupScreen();
             continue;
         }
-        
+
         switch (ChosenEntry->Tag) {
 
             case TAG_REBOOT:    // Reboot
@@ -1362,25 +1398,25 @@ efi_main (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
                 refit_call4_wrapper(RT->ResetSystem, EfiResetCold, EFI_SUCCESS, 0, NULL);
                 MainLoopRunning = FALSE;   // just in case we get this far
                 break;
-                
+
             case TAG_SHUTDOWN: // Shut Down
                 TerminateScreen();
                 refit_call4_wrapper(RT->ResetSystem, EfiResetShutdown, EFI_SUCCESS, 0, NULL);
                 MainLoopRunning = FALSE;   // just in case we get this far
                 break;
-                
+
             case TAG_ABOUT:    // About rEFInd
                 AboutrEFInd();
                 break;
-                
+
             case TAG_LOADER:   // Boot OS via .EFI loader
                 StartLoader((LOADER_ENTRY *)ChosenEntry);
                 break;
-                
+
             case TAG_LEGACY:   // Boot legacy OS
                 StartLegacy((LEGACY_ENTRY *)ChosenEntry);
                 break;
-                
+
             case TAG_TOOL:     // Start a EFI tool
                 StartTool((LOADER_ENTRY *)ChosenEntry);
                 break;
@@ -1389,7 +1425,7 @@ efi_main (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
                 BeginTextScreen(L" ");
                 return EFI_SUCCESS;
                 break;
-                
+
         }
     }
 
@@ -1397,6 +1433,6 @@ efi_main (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
     // fails, go into an endless loop.
     refit_call4_wrapper(RT->ResetSystem, EfiResetCold, EFI_SUCCESS, 0, NULL);
     EndlessIdleLoop();
-    
+
     return EFI_SUCCESS;
 } /* efi_main() */