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- /** @file
- This file include all platform action which can be customized
- by IBV/OEM.
- Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
- 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 "PlatformBootManager.h"
- #include "PlatformConsole.h"
- VOID
- InstallReadyToLock (
- VOID
- )
- {
- EFI_STATUS Status;
- EFI_HANDLE Handle;
- EFI_SMM_ACCESS2_PROTOCOL *SmmAccess;
- DEBUG((DEBUG_INFO,"InstallReadyToLock entering......\n"));
- //
- // Inform the SMM infrastructure that we're entering BDS and may run 3rd party code hereafter
- // Since PI1.2.1, we need signal EndOfDxe as ExitPmAuth
- //
- EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);
- DEBUG((DEBUG_INFO,"All EndOfDxe callbacks have returned successfully\n"));
- //
- // Install DxeSmmReadyToLock protocol in order to lock SMM
- //
- Status = gBS->LocateProtocol (&gEfiSmmAccess2ProtocolGuid, NULL, (VOID **) &SmmAccess);
- if (!EFI_ERROR (Status)) {
- Handle = NULL;
- Status = gBS->InstallProtocolInterface (
- &Handle,
- &gEfiDxeSmmReadyToLockProtocolGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
- }
- DEBUG((DEBUG_INFO,"InstallReadyToLock end\n"));
- return;
- }
- /**
- Return the index of the load option in the load option array.
- The function consider two load options are equal when the
- OptionType, Attributes, Description, FilePath and OptionalData are equal.
- @param Key Pointer to the load option to be found.
- @param Array Pointer to the array of load options to be found.
- @param Count Number of entries in the Array.
- @retval -1 Key wasn't found in the Array.
- @retval 0 ~ Count-1 The index of the Key in the Array.
- **/
- INTN
- PlatformFindLoadOption (
- IN CONST EFI_BOOT_MANAGER_LOAD_OPTION *Key,
- IN CONST EFI_BOOT_MANAGER_LOAD_OPTION *Array,
- IN UINTN Count
- )
- {
- UINTN Index;
- for (Index = 0; Index < Count; Index++) {
- if ((Key->OptionType == Array[Index].OptionType) &&
- (Key->Attributes == Array[Index].Attributes) &&
- (StrCmp (Key->Description, Array[Index].Description) == 0) &&
- (CompareMem (Key->FilePath, Array[Index].FilePath, GetDevicePathSize (Key->FilePath)) == 0) &&
- (Key->OptionalDataSize == Array[Index].OptionalDataSize) &&
- (CompareMem (Key->OptionalData, Array[Index].OptionalData, Key->OptionalDataSize) == 0)) {
- return (INTN) Index;
- }
- }
- return -1;
- }
- /**
- Register a boot option using a file GUID in the FV.
- @param FileGuid The file GUID name in FV.
- @param Description The boot option description.
- @param Attributes The attributes used for the boot option loading.
- **/
- VOID
- PlatformRegisterFvBootOption (
- EFI_GUID *FileGuid,
- CHAR16 *Description,
- UINT32 Attributes
- )
- {
- EFI_STATUS Status;
- UINTN OptionIndex;
- EFI_BOOT_MANAGER_LOAD_OPTION NewOption;
- EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;
- UINTN BootOptionCount;
- MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
- EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- Status = gBS->HandleProtocol (gImageHandle, &gEfiLoadedImageProtocolGuid, (VOID **) &LoadedImage);
- ASSERT_EFI_ERROR (Status);
- EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);
- DevicePath = AppendDevicePathNode (
- DevicePathFromHandle (LoadedImage->DeviceHandle),
- (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
- );
- Status = EfiBootManagerInitializeLoadOption (
- &NewOption,
- LoadOptionNumberUnassigned,
- LoadOptionTypeBoot,
- Attributes,
- Description,
- DevicePath,
- NULL,
- 0
- );
- if (!EFI_ERROR (Status)) {
- BootOptions = EfiBootManagerGetLoadOptions (&BootOptionCount, LoadOptionTypeBoot);
- OptionIndex = PlatformFindLoadOption (&NewOption, BootOptions, BootOptionCount);
- if (OptionIndex == -1) {
- Status = EfiBootManagerAddLoadOptionVariable (&NewOption, (UINTN) -1);
- ASSERT_EFI_ERROR (Status);
- }
- EfiBootManagerFreeLoadOption (&NewOption);
- EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
- }
- }
- /**
- Do the platform specific action before the console is connected.
- Such as:
- Update console variable;
- Register new Driver#### or Boot####;
- Signal ReadyToLock event.
- **/
- VOID
- EFIAPI
- PlatformBootManagerBeforeConsole (
- VOID
- )
- {
- EFI_INPUT_KEY Enter;
- EFI_INPUT_KEY F2;
- EFI_INPUT_KEY Down;
- EFI_BOOT_MANAGER_LOAD_OPTION BootOption;
- PlatformConsoleInit ();
- //
- // Register ENTER as CONTINUE key
- //
- Enter.ScanCode = SCAN_NULL;
- Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;
- EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);
- //
- // Map F2 to Boot Manager Menu
- //
- F2.ScanCode = SCAN_F2;
- F2.UnicodeChar = CHAR_NULL;
- EfiBootManagerGetBootManagerMenu (&BootOption);
- EfiBootManagerAddKeyOptionVariable (NULL, (UINT16) BootOption.OptionNumber, 0, &F2, NULL);
- //
- // Also add Down key to Boot Manager Menu since some serial terminals don't support F2 key.
- //
- Down.ScanCode = SCAN_DOWN;
- Down.UnicodeChar = CHAR_NULL;
- EfiBootManagerGetBootManagerMenu (&BootOption);
- EfiBootManagerAddKeyOptionVariable (NULL, (UINT16) BootOption.OptionNumber, 0, &Down, NULL);
- //
- // Install ready to lock.
- // This needs to be done before option rom dispatched.
- //
- InstallReadyToLock ();
- //
- // Dispatch deferred images after EndOfDxe event and ReadyToLock installation.
- //
- EfiBootManagerDispatchDeferredImages ();
- }
- /**
- Do the platform specific action after the console is connected.
- Such as:
- Dynamically switch output mode;
- Signal console ready platform customized event;
- Run diagnostics like memory testing;
- Connect certain devices;
- Dispatch additional option roms.
- **/
- VOID
- EFIAPI
- PlatformBootManagerAfterConsole (
- VOID
- )
- {
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL Black;
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL White;
- Black.Blue = Black.Green = Black.Red = Black.Reserved = 0;
- White.Blue = White.Green = White.Red = White.Reserved = 0xFF;
- EfiBootManagerConnectAll ();
- EfiBootManagerRefreshAllBootOption ();
- //
- // Register UEFI Shell
- //
- PlatformRegisterFvBootOption (PcdGetPtr (PcdShellFile), L"UEFI Shell", LOAD_OPTION_ACTIVE);
-
- Print (
- L"\n"
- L"F2 or Down to enter Boot Manager Menu.\n"
- L"ENTER to boot directly.\n"
- L"\n"
- );
- }
- /**
- This function is called each second during the boot manager waits the timeout.
- @param TimeoutRemain The remaining timeout.
- **/
- VOID
- EFIAPI
- PlatformBootManagerWaitCallback (
- UINT16 TimeoutRemain
- )
- {
- return;
- }
- /**
- The function is called when no boot option could be launched,
- including platform recovery options and options pointing to applications
- built into firmware volumes.
- If this function returns, BDS attempts to enter an infinite loop.
- **/
- VOID
- EFIAPI
- PlatformBootManagerUnableToBoot (
- VOID
- )
- {
- return;
- }
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