diff options
Diffstat (limited to 'ArmPlatformPkg/Bds/BootMenu.c')
| -rw-r--r-- | ArmPlatformPkg/Bds/BootMenu.c | 1101 |
1 files changed, 0 insertions, 1101 deletions
diff --git a/ArmPlatformPkg/Bds/BootMenu.c b/ArmPlatformPkg/Bds/BootMenu.c deleted file mode 100644 index 5cbac1d2dc..0000000000 --- a/ArmPlatformPkg/Bds/BootMenu.c +++ /dev/null @@ -1,1101 +0,0 @@ -/** @file
-*
-* Copyright (c) 2011 - 2015, ARM Limited. All rights reserved.
-*
-* This program and the accompanying materials
-* are licensed and made available under the terms and conditions of the BSD License
-* which accompanies this distribution. The full text of the license may be found at
-* http://opensource.org/licenses/bsd-license.php
-*
-* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-*
-**/
-
-#include "BdsInternal.h"
-
-#include <libfdt.h>
-
-/**
- Worker function that displays the list of boot options that is passed in.
-
- The function loops over the entries of the list of boot options that is passed
- in. For each entry, the boot option description is displayed on a single line
- along with the position of the option in the list. In debug mode, the UEFI
- device path and the arguments of the boot option are displayed as well in
- subsequent lines.
-
- @param[in] BootOptionsList List of the boot options
-
-**/
-STATIC
-VOID
-DisplayBootOptions (
- IN LIST_ENTRY* BootOptionsList
- )
-{
- EFI_STATUS Status;
- UINTN BootOptionCount;
- LIST_ENTRY *Entry;
- BDS_LOAD_OPTION *BdsLoadOption;
- BOOLEAN IsUnicode;
-
- BootOptionCount = 0 ;
- for (Entry = GetFirstNode (BootOptionsList);
- !IsNull (BootOptionsList, Entry);
- Entry = GetNextNode (BootOptionsList, Entry)
- ) {
-
- BdsLoadOption = LOAD_OPTION_FROM_LINK (Entry);
- Print (L"[%d] %s\n", ++BootOptionCount, BdsLoadOption->Description);
-
- DEBUG_CODE_BEGIN ();
- CHAR16* DevicePathTxt;
- EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;
-
- Status = gBS->LocateProtocol (
- &gEfiDevicePathToTextProtocolGuid,
- NULL,
- (VOID **)&DevicePathToTextProtocol
- );
- ASSERT_EFI_ERROR (Status);
- DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText (
- BdsLoadOption->FilePathList,
- TRUE,
- TRUE
- );
- Print (L"\t- %s\n", DevicePathTxt);
-
- if (IsPrintableString (BdsLoadOption->OptionalData, &IsUnicode)) {
- if (IsUnicode) {
- Print (L"\t- Arguments: %s\n", BdsLoadOption->OptionalData);
- } else {
- AsciiPrint ("\t- Arguments: %a\n", BdsLoadOption->OptionalData);
- }
- }
-
- FreePool (DevicePathTxt);
- DEBUG_CODE_END ();
- }
-}
-
-/**
- Worker function that asks for a boot option to be selected and returns a
- pointer to the structure describing the selected boot option.
-
- @param[in] BootOptionsList List of the boot options
-
- @retval EFI_SUCCESS Selection succeeded
- @retval !EFI_SUCCESS Input error or input cancelled
-
-**/
-STATIC
-EFI_STATUS
-SelectBootOption (
- IN LIST_ENTRY* BootOptionsList,
- IN CONST CHAR16* InputStatement,
- OUT BDS_LOAD_OPTION_ENTRY** BdsLoadOptionEntry
- )
-{
- EFI_STATUS Status;
- UINTN BootOptionCount;
- UINT16 *BootOrder;
- LIST_ENTRY* Entry;
- UINTN BootOptionSelected;
- UINTN Index;
-
- // Get the number of boot options
- Status = GetGlobalEnvironmentVariable (
- L"BootOrder", NULL, &BootOptionCount, (VOID**)&BootOrder
- );
- if (EFI_ERROR (Status)) {
- goto ErrorExit;
- }
- FreePool (BootOrder);
- BootOptionCount /= sizeof (UINT16);
-
- // Check if a valid boot option(s) is found
- if (BootOptionCount == 0) {
- if (StrCmp (InputStatement, DELETE_BOOT_ENTRY) == 0) {
- Print (L"Nothing to remove!\n");
- } else if (StrCmp (InputStatement, UPDATE_BOOT_ENTRY) == 0) {
- Print (L"Nothing to update!\n");
- } else if (StrCmp (InputStatement, MOVE_BOOT_ENTRY) == 0) {
- Print (L"Nothing to move!\n");
- } else {
- Print (L"No supported Boot Entry.\n");
- }
- return EFI_NOT_FOUND;
- }
-
- // Get the index of the boot device to delete
- BootOptionSelected = 0;
- while (BootOptionSelected == 0) {
- Print (InputStatement);
- Status = GetHIInputInteger (&BootOptionSelected);
- if (EFI_ERROR (Status)) {
- Print (L"\n");
- goto ErrorExit;
- } else if ((BootOptionSelected == 0) || (BootOptionSelected > BootOptionCount)) {
- Print (L"Invalid input (max %d)\n", BootOptionCount);
- BootOptionSelected = 0;
- }
- }
-
- // Get the structure of the Boot device to delete
- Index = 1;
- for (Entry = GetFirstNode (BootOptionsList);
- !IsNull (BootOptionsList, Entry);
- Entry = GetNextNode (BootOptionsList,Entry)
- )
- {
- if (Index == BootOptionSelected) {
- *BdsLoadOptionEntry = LOAD_OPTION_ENTRY_FROM_LINK (Entry);
- break;
- }
- Index++;
- }
-
-ErrorExit:
- return Status;
-}
-
-STATIC
-EFI_STATUS
-SelectBootDevice (
- OUT BDS_SUPPORTED_DEVICE** SupportedBootDevice
- )
-{
- EFI_STATUS Status;
- LIST_ENTRY SupportedDeviceList;
- UINTN SupportedDeviceCount;
- LIST_ENTRY* Entry;
- UINTN SupportedDeviceSelected;
- UINTN Index;
-
- //
- // List the Boot Devices supported
- //
-
- // Start all the drivers first
- BdsConnectAllDrivers ();
-
- // List the supported devices
- Status = BootDeviceListSupportedInit (&SupportedDeviceList);
- ASSERT_EFI_ERROR(Status);
-
- SupportedDeviceCount = 0;
- for (Entry = GetFirstNode (&SupportedDeviceList);
- !IsNull (&SupportedDeviceList,Entry);
- Entry = GetNextNode (&SupportedDeviceList,Entry)
- )
- {
- *SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
- Print(L"[%d] %s\n",SupportedDeviceCount+1,(*SupportedBootDevice)->Description);
-
- DEBUG_CODE_BEGIN();
- CHAR16* DevicePathTxt;
- EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;
-
- Status = gBS->LocateProtocol (&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);
- ASSERT_EFI_ERROR(Status);
- DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText ((*SupportedBootDevice)->DevicePathProtocol,TRUE,TRUE);
-
- Print(L"\t- %s\n",DevicePathTxt);
-
- FreePool(DevicePathTxt);
- DEBUG_CODE_END();
-
- SupportedDeviceCount++;
- }
-
- if (SupportedDeviceCount == 0) {
- Print(L"There is no supported device.\n");
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- //
- // Select the Boot Device
- //
- SupportedDeviceSelected = 0;
- while (SupportedDeviceSelected == 0) {
- Print(L"Select the Boot Device: ");
- Status = GetHIInputInteger (&SupportedDeviceSelected);
- if (EFI_ERROR(Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- } else if ((SupportedDeviceSelected == 0) || (SupportedDeviceSelected > SupportedDeviceCount)) {
- Print(L"Invalid input (max %d)\n",SupportedDeviceCount);
- SupportedDeviceSelected = 0;
- }
- }
-
- //
- // Get the Device Path for the selected boot device
- //
- Index = 1;
- for (Entry = GetFirstNode (&SupportedDeviceList);
- !IsNull (&SupportedDeviceList,Entry);
- Entry = GetNextNode (&SupportedDeviceList,Entry)
- )
- {
- if (Index == SupportedDeviceSelected) {
- *SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
- break;
- }
- Index++;
- }
-
-EXIT:
- BootDeviceListSupportedFree (&SupportedDeviceList, *SupportedBootDevice);
- return Status;
-}
-
-EFI_STATUS
-BootMenuAddBootOption (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- BDS_SUPPORTED_DEVICE* SupportedBootDevice;
- CHAR16 BootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
- CHAR16 CmdLine[BOOT_DEVICE_OPTION_MAX];
- UINT32 Attributes;
- BDS_LOAD_OPTION_ENTRY *BdsLoadOptionEntry;
- EFI_DEVICE_PATH *DevicePath;
- EFI_DEVICE_PATH_PROTOCOL *DevicePathNodes;
- UINT8* OptionalData;
- UINTN OptionalDataSize;
- BOOLEAN EfiBinary;
- CHAR16 *LinuxDevicePath;
-
- Attributes = 0;
- SupportedBootDevice = NULL;
-
- // List the Boot Devices supported
- Status = SelectBootDevice (&SupportedBootDevice);
- if (EFI_ERROR(Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- // Create the specific device path node
- if (FeaturePcdGet (PcdBdsLinuxSupport) && mLinuxLoaderDevicePath) {
- Status = SupportedBootDevice->Support->CreateDevicePathNode (L"EFI Application or the kernel", &DevicePathNodes);
- } else {
- Status = SupportedBootDevice->Support->CreateDevicePathNode (L"EFI Application", &DevicePathNodes);
- }
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
- // Append the Device Path to the selected device path
- DevicePath = AppendDevicePath (SupportedBootDevice->DevicePathProtocol, (CONST EFI_DEVICE_PATH_PROTOCOL *)DevicePathNodes);
- if (DevicePath == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto EXIT;
- }
-
- // Is it an EFI application?
- if (FeaturePcdGet (PcdBdsLinuxSupport) && mLinuxLoaderDevicePath) {
- Status = IsEfiBinary (DevicePath, &EfiBinary);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- if (EfiBinary == FALSE) {
- Print (L"It is assumed the binary is a Linux kernel and the embedded Linux Loader is going to be used.\n");
- Print (L"Supported command line formats by the embedded Linux Loader:\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\"\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\" -f <EFI Device Path of the Linux initrd>\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\" -a <Machine Type for ATAG Linux kernel>\n");
-
- // Copy the Linux path into the command line
- LinuxDevicePath = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
- CopyMem (CmdLine, LinuxDevicePath, MAX (sizeof (CmdLine), StrSize (LinuxDevicePath)));
- FreePool (LinuxDevicePath);
-
- // Free the generated Device Path
- FreePool (DevicePath);
- // and use the embedded Linux Loader as the EFI application
- DevicePath = mLinuxLoaderDevicePath;
- } else {
- CmdLine[0] = L'\0';
- }
- } else {
- CmdLine[0] = L'\0';
- }
-
- Print (L"Arguments to pass to the EFI Application: ");
- Status = EditHIInputStr (CmdLine, BOOT_DEVICE_OPTION_MAX);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- OptionalData = (UINT8*)CmdLine;
- OptionalDataSize = StrSize (CmdLine);
-
- Print(L"Description for this new Entry: ");
- Status = GetHIInputStr (BootDescription, BOOT_DEVICE_DESCRIPTION_MAX);
- if (EFI_ERROR(Status)) {
- Status = EFI_ABORTED;
- goto FREE_DEVICE_PATH;
- }
-
- // Create new entry
- BdsLoadOptionEntry = (BDS_LOAD_OPTION_ENTRY*)AllocatePool (sizeof(BDS_LOAD_OPTION_ENTRY));
- Status = BootOptionCreate (Attributes, BootDescription, DevicePath, OptionalData, OptionalDataSize, &BdsLoadOptionEntry->BdsLoadOption);
- if (!EFI_ERROR(Status)) {
- InsertTailList (BootOptionsList, &BdsLoadOptionEntry->Link);
- }
-
-FREE_DEVICE_PATH:
- FreePool (DevicePath);
-
-EXIT:
- if (Status == EFI_ABORTED) {
- Print(L"\n");
- }
- FreePool(SupportedBootDevice);
- return Status;
-}
-
-EFI_STATUS
-BootMenuRemoveBootOption (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- BDS_LOAD_OPTION_ENTRY* BootOptionEntry;
-
- DisplayBootOptions (BootOptionsList);
- Status = SelectBootOption (BootOptionsList, DELETE_BOOT_ENTRY, &BootOptionEntry);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- // If the Boot Option was attached to a list remove it
- if (!IsListEmpty (&BootOptionEntry->Link)) {
- // Remove the entry from the list
- RemoveEntryList (&BootOptionEntry->Link);
- }
-
- // Delete the BDS Load option structures
- BootOptionDelete (BootOptionEntry->BdsLoadOption);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-BootMenuUpdateBootOption (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- BDS_LOAD_OPTION_ENTRY *BootOptionEntry;
- BDS_LOAD_OPTION *BootOption;
- BDS_LOAD_OPTION_SUPPORT* DeviceSupport;
- CHAR16 BootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
- CHAR8 CmdLine[BOOT_DEVICE_OPTION_MAX];
- CHAR16 UnicodeCmdLine[BOOT_DEVICE_OPTION_MAX];
- CHAR16 *LinuxDevicePath;
- EFI_DEVICE_PATH *DevicePath;
- UINT8* OptionalData;
- UINTN OptionalDataSize;
- BOOLEAN IsPrintable;
- BOOLEAN IsUnicode;
- BOOLEAN EfiBinary;
-
- DisplayBootOptions (BootOptionsList);
- Status = SelectBootOption (BootOptionsList, UPDATE_BOOT_ENTRY, &BootOptionEntry);
- if (EFI_ERROR (Status)) {
- return Status;
- }
- BootOption = BootOptionEntry->BdsLoadOption;
-
- // Get the device support for this Boot Option
- Status = BootDeviceGetDeviceSupport (BootOption->FilePathList, &DeviceSupport);
- if (EFI_ERROR(Status)) {
- Print(L"Not possible to retrieve the supported device for the update\n");
- return EFI_UNSUPPORTED;
- }
-
- EfiBinary = TRUE;
- if (FeaturePcdGet (PcdBdsLinuxSupport) && mLinuxLoaderDevicePath) {
- Status = DeviceSupport->UpdateDevicePathNode (BootOption->FilePathList, L"EFI Application or the kernel", &DevicePath);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- // Is it an EFI application?
- Status = IsEfiBinary (DevicePath, &EfiBinary);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- if (EfiBinary == FALSE) {
- Print (L"It is assumed the binary is a Linux kernel and the embedded Linux Loader is going to be used.\n");
- Print (L"Supported command line formats by the embedded Linux Loader:\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\"\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\" -f <EFI Device Path of the Linux initrd>\n");
- Print (L"- <EFI device path of the Linux kernel> -c \"<Linux kernel command line>\" -a <Machine Type for ATAG Linux kernel>\n");
-
- // Copy the Linux path into the command line
- LinuxDevicePath = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
- CopyMem (UnicodeCmdLine, LinuxDevicePath, MAX (sizeof (UnicodeCmdLine), StrSize (LinuxDevicePath)));
- FreePool (LinuxDevicePath);
-
- // Free the generated Device Path
- FreePool (DevicePath);
- // and use the embedded Linux Loader as the EFI application
- DevicePath = mLinuxLoaderDevicePath;
-
- // The command line is a unicode printable string
- IsPrintable = TRUE;
- IsUnicode = TRUE;
- }
- } else {
- Status = DeviceSupport->UpdateDevicePathNode (BootOption->FilePathList, L"EFI Application", &DevicePath);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
- }
-
- Print (L"Arguments to pass to the EFI Application: ");
-
- // When the command line has not been initialized by the embedded Linux loader earlier
- if (EfiBinary) {
- if (BootOption->OptionalDataSize > 0) {
- IsPrintable = IsPrintableString (BootOption->OptionalData, &IsUnicode);
- if (IsPrintable) {
- //
- // The size in bytes of the string, final zero included, should
- // be equal to or at least lower than "BootOption->OptionalDataSize"
- // and the "IsPrintableString()" has already tested that the length
- // in number of characters is smaller than BOOT_DEVICE_OPTION_MAX,
- // final '\0' included. We can thus copy the string for editing
- // using "CopyMem()". Furthermore, note that in the case of an Unicode
- // string "StrnCpy()" and "StrCpy()" can not be used to copy the
- // string because the data pointed to by "BootOption->OptionalData"
- // is not necessarily 2-byte aligned.
- //
- if (IsUnicode) {
- CopyMem (
- UnicodeCmdLine, BootOption->OptionalData,
- MIN (sizeof (UnicodeCmdLine),
- BootOption->OptionalDataSize)
- );
- } else {
- CopyMem (
- CmdLine, BootOption->OptionalData,
- MIN (sizeof (CmdLine),
- BootOption->OptionalDataSize)
- );
- }
- }
- } else {
- UnicodeCmdLine[0] = L'\0';
- IsPrintable = TRUE;
- IsUnicode = TRUE;
- }
- }
-
- // We do not request arguments for OptionalData that cannot be printed
- if (IsPrintable) {
- if (IsUnicode) {
- Status = EditHIInputStr (UnicodeCmdLine, BOOT_DEVICE_OPTION_MAX);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto FREE_DEVICE_PATH;
- }
-
- OptionalData = (UINT8*)UnicodeCmdLine;
- OptionalDataSize = StrSize (UnicodeCmdLine);
- } else {
- Status = EditHIInputAscii (CmdLine, BOOT_DEVICE_OPTION_MAX);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto FREE_DEVICE_PATH;
- }
-
- OptionalData = (UINT8*)CmdLine;
- OptionalDataSize = AsciiStrSize (CmdLine);
- }
- } else {
- // We keep the former OptionalData
- OptionalData = BootOption->OptionalData;
- OptionalDataSize = BootOption->OptionalDataSize;
- }
-
- Print(L"Description for this new Entry: ");
- StrnCpy (BootDescription, BootOption->Description, BOOT_DEVICE_DESCRIPTION_MAX);
- Status = EditHIInputStr (BootDescription, BOOT_DEVICE_DESCRIPTION_MAX);
- if (EFI_ERROR(Status)) {
- Status = EFI_ABORTED;
- goto FREE_DEVICE_PATH;
- }
-
- // Update the entry
- Status = BootOptionUpdate (BootOption, BootOption->Attributes, BootDescription, DevicePath, OptionalData, OptionalDataSize);
-
-FREE_DEVICE_PATH:
- FreePool (DevicePath);
-
-EXIT:
- if (Status == EFI_ABORTED) {
- Print(L"\n");
- }
- return Status;
-}
-
-/**
- Reorder boot options
-
- Ask for the boot option to move and then move it when up or down arrows
- are pressed. This function is called when the user selects the "Reorder Boot
- Device Entries" entry in the boot manager menu.
- The order of the boot options in BootOptionList and in the UEFI BootOrder
- global variable are kept coherent until the user confirm his reordering (ie:
- he does not exit by pressing escape).
-
- @param[in] BootOptionsList List of the boot devices constructed in
- BootMenuMain()
-
- @retval EFI_SUCCESS No error encountered.
- @retval !EFI_SUCCESS An error has occured either in the selection of the
- boot option to move or while interacting with the user.
-
-**/
-STATIC
-EFI_STATUS
-BootMenuReorderBootOptions (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- BDS_LOAD_OPTION_ENTRY *BootOptionEntry;
- LIST_ENTRY *SelectedEntry;
- LIST_ENTRY *PrevEntry;
- BOOLEAN Move;
- BOOLEAN Save;
- BOOLEAN Cancel;
- UINTN WaitIndex;
- EFI_INPUT_KEY Key;
- LIST_ENTRY *SecondEntry;
- UINTN BootOrderSize;
- UINT16 *BootOrder;
- LIST_ENTRY *Entry;
- UINTN Index;
-
- DisplayBootOptions (BootOptionsList);
-
- // Ask to select the boot option to move
- while (TRUE) {
- Status = SelectBootOption (BootOptionsList, MOVE_BOOT_ENTRY, &BootOptionEntry);
- if (EFI_ERROR (Status)) {
- goto ErrorExit;
- }
-
- SelectedEntry = &BootOptionEntry->Link;
- SecondEntry = NULL;
- // Note down the previous entry in the list to be able to cancel changes
- PrevEntry = GetPreviousNode (BootOptionsList, SelectedEntry);
-
- // Start of interaction
- while (TRUE) {
- Print (
- L"* Use up/down arrows to move the entry '%s'",
- BootOptionEntry->BdsLoadOption->Description
- );
-
- // Wait for a move, save or cancel request
- Move = FALSE;
- Save = FALSE;
- Cancel = FALSE;
- do {
- Status = gBS->WaitForEvent (1, &gST->ConIn->WaitForKey, &WaitIndex);
- if (!EFI_ERROR (Status)) {
- Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
- }
- if (EFI_ERROR (Status)) {
- Print (L"\n");
- goto ErrorExit;
- }
-
- switch (Key.ScanCode) {
- case SCAN_NULL:
- Save = (Key.UnicodeChar == CHAR_LINEFEED) ||
- (Key.UnicodeChar == CHAR_CARRIAGE_RETURN) ||
- (Key.UnicodeChar == 0x7f);
- break;
-
- case SCAN_UP:
- SecondEntry = GetPreviousNode (BootOptionsList, SelectedEntry);
- Move = SecondEntry != BootOptionsList;
- break;
-
- case SCAN_DOWN:
- SecondEntry = GetNextNode (BootOptionsList, SelectedEntry);
- Move = SecondEntry != BootOptionsList;
- break;
-
- case SCAN_ESC:
- Cancel = TRUE;
- break;
- }
- } while ((!Move) && (!Save) && (!Cancel));
-
- if (Move) {
- if ((SelectedEntry != NULL) && (SecondEntry != NULL)) {
- SwapListEntries (SelectedEntry, SecondEntry);
- }
- } else {
- if (Save) {
- Status = GetGlobalEnvironmentVariable (
- L"BootOrder", NULL, &BootOrderSize, (VOID**)&BootOrder
- );
- BootOrderSize /= sizeof (UINT16);
-
- if (!EFI_ERROR (Status)) {
- // The order of the boot options in the 'BootOptionsList' is the
- // new order that has been just defined by the user. Save this new
- // order in "BootOrder" UEFI global variable.
- Entry = GetFirstNode (BootOptionsList);
- for (Index = 0; Index < BootOrderSize; Index++) {
- BootOrder[Index] = (LOAD_OPTION_FROM_LINK (Entry))->LoadOptionIndex;
- Entry = GetNextNode (BootOptionsList, Entry);
- }
- Status = gRT->SetVariable (
- (CHAR16*)L"BootOrder",
- &gEfiGlobalVariableGuid,
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS |
- EFI_VARIABLE_RUNTIME_ACCESS,
- BootOrderSize * sizeof (UINT16),
- BootOrder
- );
- FreePool (BootOrder);
- }
-
- if (EFI_ERROR (Status)) {
- Print (L"\nAn error occurred, move not completed!\n");
- Cancel = TRUE;
- }
- }
-
- if (Cancel) {
- //
- // Restore initial position of the selected boot option
- //
- RemoveEntryList (SelectedEntry);
- InsertHeadList (PrevEntry, SelectedEntry);
- }
- }
-
- Print (L"\n");
- DisplayBootOptions (BootOptionsList);
- // Saved or cancelled, back to the choice of boot option to move
- if (!Move) {
- break;
- }
- }
- }
-
-ErrorExit:
- return Status ;
-}
-
-EFI_STATUS
-UpdateFdtPath (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- BDS_SUPPORTED_DEVICE *SupportedBootDevice;
- EFI_DEVICE_PATH_PROTOCOL *FdtDevicePathNodes;
- EFI_DEVICE_PATH_PROTOCOL *FdtDevicePath;
- CHAR16 *FdtTextDevicePath;
- EFI_PHYSICAL_ADDRESS FdtBlobBase;
- UINTN FdtBlobSize;
- UINTN NumPages;
- EFI_PHYSICAL_ADDRESS FdtConfigurationTableBase;
-
- SupportedBootDevice = NULL;
-
- Status = SelectBootDevice (&SupportedBootDevice);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- // Create the specific device path node
- Status = SupportedBootDevice->Support->CreateDevicePathNode (L"FDT blob", &FdtDevicePathNodes);
- if (EFI_ERROR (Status)) {
- Status = EFI_ABORTED;
- goto EXIT;
- }
-
- if (FdtDevicePathNodes != NULL) {
- Status = EFI_OUT_OF_RESOURCES;
-
- FdtDevicePath = AppendDevicePath (SupportedBootDevice->DevicePathProtocol, FdtDevicePathNodes);
- FreePool (FdtDevicePathNodes);
- if (FdtDevicePath == NULL) {
- goto EXIT;
- }
-
- FdtTextDevicePath = ConvertDevicePathToText (FdtDevicePath, TRUE, TRUE);
- if (FdtTextDevicePath == NULL) {
- goto EXIT;
- }
-
- Status = gRT->SetVariable (
- (CHAR16*)L"Fdt",
- &gFdtVariableGuid,
- EFI_VARIABLE_RUNTIME_ACCESS |
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS,
- StrSize (FdtTextDevicePath),
- FdtTextDevicePath
- );
- ASSERT_EFI_ERROR (Status);
- FreePool (FdtTextDevicePath);
- } else {
- Status = gRT->SetVariable (
- (CHAR16*)L"Fdt",
- &gFdtVariableGuid,
- EFI_VARIABLE_RUNTIME_ACCESS |
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS,
- 0,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
- return Status;
- }
-
- //
- // Try to load FDT from the new EFI Device Path
- //
-
- //
- // Load the FDT given its device path.
- // This operation may fail if the device path is not supported.
- //
- FdtBlobBase = 0;
- NumPages = 0;
- Status = BdsLoadImage (FdtDevicePath, AllocateAnyPages, &FdtBlobBase, &FdtBlobSize);
- FreePool (FdtDevicePath);
-
- if (EFI_ERROR (Status)) {
- goto EXIT_LOAD_FDT;
- }
-
- // Check the FDT header is valid. We only make this check in DEBUG mode in
- // case the FDT header change on production device and this ASSERT() becomes
- // not valid.
- ASSERT (fdt_check_header ((VOID*)(UINTN)FdtBlobBase) == 0);
-
- //
- // Ensure the Size of the Device Tree is smaller than the size of the read file
- //
- ASSERT ((UINTN)fdt_totalsize ((VOID*)(UINTN)FdtBlobBase) <= FdtBlobSize);
-
- //
- // Store the FDT as Runtime Service Data to prevent the Kernel from
- // overwritting its data.
- //
- NumPages = EFI_SIZE_TO_PAGES (FdtBlobSize);
- Status = gBS->AllocatePages (
- AllocateAnyPages, EfiRuntimeServicesData,
- NumPages, &FdtConfigurationTableBase
- );
- if (EFI_ERROR (Status)) {
- goto EXIT_LOAD_FDT;
- }
- gBS->CopyMem (
- (VOID*)(UINTN)FdtConfigurationTableBase,
- (VOID*)(UINTN)FdtBlobBase,
- FdtBlobSize
- );
-
- //
- // Install the FDT into the Configuration Table
- //
- Status = gBS->InstallConfigurationTable (
- &gFdtTableGuid,
- (VOID*)(UINTN)FdtConfigurationTableBase
- );
- if (EFI_ERROR (Status)) {
- gBS->FreePages (FdtConfigurationTableBase, NumPages);
- }
-
-EXIT_LOAD_FDT:
- if (EFI_ERROR (Status)) {
- Print (L"\nWarning: Did not manage to install the new device tree. Try to restart the platform.\n");
- }
-
- if (FdtBlobBase != 0) {
- gBS->FreePages (FdtBlobBase, NumPages);
- }
-
-EXIT:
- if (Status == EFI_ABORTED) {
- Print (L"\n");
- }
-
- if (SupportedBootDevice != NULL) {
- FreePool (SupportedBootDevice);
- }
-
- return Status;
-}
-
-/**
- Set boot timeout
-
- Ask for the boot timeout in seconds and if the input succeeds assign the
- input value to the UEFI global variable "Timeout". This function is called
- when the user selects the "Set Boot Timeout" of the boot manager menu.
-
- @param[in] BootOptionsList List of the boot devices, not used here
-
- @retval EFI_SUCCESS Boot timeout in second retrieved from the standard
- input and assigned to the UEFI "Timeout" global
- variable
- @retval !EFI_SUCCESS Either the input or the setting of the UEFI global
- variable "Timeout" has failed.
-**/
-EFI_STATUS
-STATIC
-BootMenuSetBootTimeout (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- UINTN Input;
- UINT16 Timeout;
-
- Print (L"Timeout duration (in seconds): ");
- Status = GetHIInputInteger (&Input);
- if (EFI_ERROR (Status)) {
- Print (L"\n");
- goto ErrorExit;
- }
-
- Timeout = Input;
- Status = gRT->SetVariable (
- (CHAR16*)L"Timeout",
- &gEfiGlobalVariableGuid,
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS |
- EFI_VARIABLE_RUNTIME_ACCESS,
- sizeof (UINT16),
- &Timeout
- );
- ASSERT_EFI_ERROR (Status);
-
-ErrorExit:
- return Status;
-}
-
-struct BOOT_MANAGER_ENTRY {
- CONST CHAR16* Description;
- EFI_STATUS (*Callback) (IN LIST_ENTRY *BootOptionsList);
-} BootManagerEntries[] = {
- { L"Add Boot Device Entry", BootMenuAddBootOption },
- { L"Update Boot Device Entry", BootMenuUpdateBootOption },
- { L"Remove Boot Device Entry", BootMenuRemoveBootOption },
- { L"Reorder Boot Device Entries", BootMenuReorderBootOptions },
- { L"Update FDT path", UpdateFdtPath },
- { L"Set Boot Timeout", BootMenuSetBootTimeout },
-};
-
-EFI_STATUS
-BootMenuManager (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- UINTN Index;
- UINTN OptionSelected;
- UINTN BootManagerEntryCount;
- EFI_STATUS Status;
-
- BootManagerEntryCount = sizeof(BootManagerEntries) / sizeof(struct BOOT_MANAGER_ENTRY);
-
- while (TRUE) {
- // Display Boot Manager menu
- for (Index = 0; Index < BootManagerEntryCount; Index++) {
- Print(L"[%d] %s\n",Index+1,BootManagerEntries[Index]);
- }
- Print(L"[%d] Return to main menu\n",Index+1);
-
- // Select which entry to call
- Print(L"Choice: ");
- Status = GetHIInputInteger (&OptionSelected);
- if (EFI_ERROR(Status) || (OptionSelected == (BootManagerEntryCount+1))) {
- if (EFI_ERROR(Status)) {
- Print(L"\n");
- }
- return EFI_SUCCESS;
- } else if ((OptionSelected > 0) && (OptionSelected <= BootManagerEntryCount)) {
- BootManagerEntries[OptionSelected-1].Callback (BootOptionsList);
- }
- }
- // Should never go here
-}
-
-EFI_STATUS
-BootShell (
- IN LIST_ENTRY *BootOptionsList
- )
-{
- EFI_STATUS Status;
- EFI_DEVICE_PATH* EfiShellDevicePath;
-
- // Find the EFI Shell
- Status = LocateEfiApplicationInFvByName (L"Shell", &EfiShellDevicePath);
- if (Status == EFI_NOT_FOUND) {
- Print (L"Error: EFI Application not found.\n");
- return Status;
- } else if (EFI_ERROR (Status)) {
- Print (L"Error: Status Code: 0x%X\n", (UINT32)Status);
- return Status;
- } else {
- // Need to connect every drivers to ensure no dependencies are missing for the application
- Status = BdsConnectAllDrivers ();
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "FAIL to connect all drivers\n"));
- return Status;
- }
-
- return BdsStartEfiApplication (gImageHandle, EfiShellDevicePath, 0, NULL);
- }
-}
-
-struct BOOT_MAIN_ENTRY {
- CONST CHAR16* Description;
- EFI_STATUS (*Callback) (IN LIST_ENTRY *BootOptionsList);
-} BootMainEntries[] = {
- { L"Shell", BootShell },
- { L"Boot Manager", BootMenuManager },
-};
-
-EFI_STATUS
-BootMenuMain (
- VOID
- )
-{
- LIST_ENTRY BootOptionsList;
- UINTN OptionCount;
- UINTN BootOptionCount;
- EFI_STATUS Status;
- LIST_ENTRY* Entry;
- BDS_LOAD_OPTION* BootOption;
- UINTN BootOptionSelected;
- UINTN Index;
- UINTN BootMainEntryCount;
- BOOLEAN IsUnicode;
-
- BootOption = NULL;
- BootMainEntryCount = sizeof(BootMainEntries) / sizeof(struct BOOT_MAIN_ENTRY);
-
- if (FeaturePcdGet (PcdBdsLinuxSupport)) {
- // Check Linux Loader is present
- Status = LocateEfiApplicationInFvByGuid (&mLinuxLoaderAppGuid, &mLinuxLoaderDevicePath);
- ASSERT_EFI_ERROR (Status);
- }
-
- while (TRUE) {
- // Get Boot#### list
- BootOptionList (&BootOptionsList);
-
- OptionCount = 1;
-
- // Display the Boot options
- for (Entry = GetFirstNode (&BootOptionsList);
- !IsNull (&BootOptionsList,Entry);
- Entry = GetNextNode (&BootOptionsList,Entry)
- )
- {
- BootOption = LOAD_OPTION_FROM_LINK(Entry);
-
- Print(L"[%d] %s\n", OptionCount, BootOption->Description);
-
- DEBUG_CODE_BEGIN();
- CHAR16* DevicePathTxt;
- EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;
-
- Status = gBS->LocateProtocol (&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);
- if (EFI_ERROR(Status)) {
- // You must provide an implementation of DevicePathToTextProtocol in your firmware (eg: DevicePathDxe)
- DEBUG((EFI_D_ERROR,"Error: Bds requires DevicePathToTextProtocol\n"));
- return Status;
- }
- DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText (BootOption->FilePathList, TRUE, TRUE);
-
- Print(L"\t- %s\n",DevicePathTxt);
-
- if (BootOption->OptionalData != NULL) {
- if (IsPrintableString (BootOption->OptionalData, &IsUnicode)) {
- if (IsUnicode) {
- Print (L"\t- Arguments: %s\n", BootOption->OptionalData);
- } else {
- AsciiPrint ("\t- Arguments: %a\n", BootOption->OptionalData);
- }
- }
- }
- FreePool(DevicePathTxt);
- DEBUG_CODE_END();
-
- OptionCount++;
- }
- BootOptionCount = OptionCount-1;
-
- // Display the hardcoded Boot entries
- for (Index = 0; Index < BootMainEntryCount; Index++) {
- Print(L"[%d] %s\n",OptionCount,BootMainEntries[Index]);
- OptionCount++;
- }
-
- // Request the boot entry from the user
- BootOptionSelected = 0;
- while (BootOptionSelected == 0) {
- Print(L"Start: ");
- Status = GetHIInputInteger (&BootOptionSelected);
- if (EFI_ERROR(Status) || (BootOptionSelected == 0) || (BootOptionSelected > OptionCount)) {
- Print(L"Invalid input (max %d)\n",(OptionCount-1));
- BootOptionSelected = 0;
- }
- }
-
- // Start the selected entry
- if (BootOptionSelected > BootOptionCount) {
- // Start the hardcoded entry
- Status = BootMainEntries[BootOptionSelected - BootOptionCount - 1].Callback (&BootOptionsList);
- } else {
- // Find the selected entry from the Boot#### list
- Index = 1;
- for (Entry = GetFirstNode (&BootOptionsList);
- !IsNull (&BootOptionsList,Entry);
- Entry = GetNextNode (&BootOptionsList,Entry)
- )
- {
- if (Index == BootOptionSelected) {
- BootOption = LOAD_OPTION_FROM_LINK(Entry);
- break;
- }
- Index++;
- }
-
- Status = BootOptionStart (BootOption);
- }
- }
- // Should never go here
-}
|