diff options
Diffstat (limited to 'Platform/BroxtonPlatformPkg/Common/Library/PlatformBootManagerLib/PlatformBootOption.c')
| -rw-r--r-- | Platform/BroxtonPlatformPkg/Common/Library/PlatformBootManagerLib/PlatformBootOption.c | 738 |
1 files changed, 738 insertions, 0 deletions
diff --git a/Platform/BroxtonPlatformPkg/Common/Library/PlatformBootManagerLib/PlatformBootOption.c b/Platform/BroxtonPlatformPkg/Common/Library/PlatformBootManagerLib/PlatformBootOption.c new file mode 100644 index 0000000000..bed512a462 --- /dev/null +++ b/Platform/BroxtonPlatformPkg/Common/Library/PlatformBootManagerLib/PlatformBootOption.c @@ -0,0 +1,738 @@ +/** @file
+ This file include all platform action which can be customized by IBV/OEM.
+
+ Copyright (c) 2006 - 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"
+
+BOOLEAN mContinueBoot = FALSE;
+BOOLEAN mUiAppBoot = FALSE;
+BOOLEAN mPxeBoot = FALSE;
+BOOLEAN mAnyKeypressed = FALSE;
+BOOLEAN mHotKeypressed = FALSE;
+EFI_EVENT HotKeyEvent = NULL;
+UINTN mUiAppOptionNumber;
+CHAR16 *TmpStr = L"Press [F2] key to enter BIOS Setup";
+
+EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;
+EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;
+EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
+
+EFI_GUID mUiFile = { 0x462CAA21, 0x7614, 0x4503, { 0x83, 0x6E, 0x8A, 0xB6, 0xF4, 0x66, 0x23, 0x31 } };
+EFI_GUID mBootMenuFile = { 0xEEC25BDC, 0x67F2, 0x4D95, { 0xB1, 0xD5, 0xF8, 0x1B, 0x20, 0x39, 0xD1, 0x1D }};
+EFI_GUID gUefiShellFileGuid = { 0x7C04A583, 0x9E3E, 0x4f1c, 0xAD, 0x65, 0xE0, 0x52, 0x68, 0xD0, 0xB4, 0xD1 };
+
+#define INTERNAL_UEFI_SHELL_NAME L"Internal UEFI Shell 2.0"
+#define UEFI_HARD_DRIVE_NAME L"UEFI Hard Drive"
+#define UEFI_NVME_DRIVE_NAME L"UEFI NVMe Storage"
+
+/**
+ Show progress bar with title above it. It only works in Graphics mode.
+
+ @param TitleForeground Foreground color for Title.
+ @param TitleBackground Background color for Title.
+ @param Title Title above progress bar.
+ @param ProgressColor Progress bar color.
+ @param Progress Progress (0-100)
+ @param PreviousValue The previous value of the progress.
+
+ @retval EFI_STATUS Success update the progress bar.
+
+**/
+EFI_STATUS
+PlatformBdsShowProgress (
+ IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL TitleForeground,
+ IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL TitleBackground,
+ IN CHAR16 *Title,
+ IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL ProgressColor,
+ IN UINTN Progress,
+ IN UINTN PreviousValue
+ )
+{
+ EFI_STATUS Status;
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
+ UINT32 SizeOfX;
+ UINT32 SizeOfY;
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
+ UINTN BlockHeight;
+ UINTN BlockWidth;
+ UINTN BlockNum;
+ UINTN PosX;
+ UINTN PosY;
+ UINTN Index;
+
+ if (Progress > 100) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = gBS->HandleProtocol (
+ gST->ConsoleOutHandle,
+ &gEfiGraphicsOutputProtocolGuid,
+ (VOID **) &GraphicsOutput
+ );
+ if (EFI_ERROR (Status)) {
+ return EFI_UNSUPPORTED;
+ }
+
+ SizeOfX = 0;
+ SizeOfY = 0;
+ if (GraphicsOutput != NULL) {
+ SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution;
+ SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution;
+ } else {
+ return EFI_UNSUPPORTED;
+ }
+
+ BlockWidth = SizeOfX / 100;
+ BlockHeight = SizeOfY / 50;
+
+ BlockNum = Progress;
+
+ PosX = 0;
+ PosY = SizeOfY * 48 / 50;
+
+ if (BlockNum == 0) {
+ //
+ // Clear progress area
+ //
+ SetMem (&Color, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0x0);
+
+ if (GraphicsOutput != NULL) {
+ Status = GraphicsOutput->Blt (
+ GraphicsOutput,
+ &Color,
+ EfiBltVideoFill,
+ 0,
+ 0,
+ 0,
+ PosY - EFI_GLYPH_HEIGHT - 1,
+ SizeOfX,
+ SizeOfY - (PosY - EFI_GLYPH_HEIGHT - 1),
+ SizeOfX * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
+ );
+ } else {
+ return EFI_UNSUPPORTED;
+ }
+ }
+ //
+ // Show progress by drawing blocks.
+ //
+ for (Index = PreviousValue; Index < BlockNum; Index++) {
+ PosX = Index * BlockWidth;
+ if (GraphicsOutput != NULL) {
+ Status = GraphicsOutput->Blt (
+ GraphicsOutput,
+ &ProgressColor,
+ EfiBltVideoFill,
+ 0,
+ 0,
+ PosX,
+ PosY,
+ BlockWidth - 1,
+ BlockHeight,
+ (BlockWidth) * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
+ );
+ } else {
+ return EFI_UNSUPPORTED;
+ }
+ }
+
+ PrintXY (
+ (SizeOfX - StrLen (Title) * EFI_GLYPH_WIDTH) / 2,
+ PosY - EFI_GLYPH_HEIGHT - 1,
+ &TitleForeground,
+ &TitleBackground,
+ Title
+ );
+
+ return EFI_SUCCESS;
+}
+
+/*++
+
+This function will create a SHELL BootOption to boot.
+
+ @param void
+
+ @retval EFI_STATUS
+
+--*/
+EFI_DEVICE_PATH_PROTOCOL *
+BdsCreateShellDevicePath (
+ VOID
+ )
+
+{
+ UINTN FvHandleCount;
+ EFI_HANDLE *FvHandleBuffer;
+ UINTN Index;
+ EFI_STATUS Status;
+ EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
+ UINTN Size;
+ UINT32 AuthenticationStatus;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ VOID *Buffer;
+
+ DevicePath = NULL;
+ Status = EFI_SUCCESS;
+
+ DEBUG ((DEBUG_ERROR, "[FVMAIN2] BdsCreateShellDevicePath\n"));
+ gBS->LocateHandleBuffer (
+ ByProtocol,
+ &gEfiFirmwareVolume2ProtocolGuid,
+ NULL,
+ &FvHandleCount,
+ &FvHandleBuffer
+ );
+
+ for (Index = 0; Index < FvHandleCount; Index++) {
+ gBS->HandleProtocol (
+ FvHandleBuffer[Index],
+ &gEfiFirmwareVolume2ProtocolGuid,
+ (VOID **) &Fv
+ );
+
+ Buffer = NULL;
+ Size = 0;
+ Status = Fv->ReadSection (
+ Fv,
+ &gUefiShellFileGuid,
+ EFI_SECTION_PE32,
+ 0,
+ &Buffer,
+ &Size,
+ &AuthenticationStatus
+ );
+ if (EFI_ERROR (Status)) {
+ //
+ // Skip if no shell file in the FV.
+ //
+ continue;
+ } else {
+ //
+ // Found the shell.
+ //
+ break;
+ }
+ }
+
+ if (EFI_ERROR (Status)) {
+ //
+ // No shell present.
+ //
+ if (FvHandleCount) {
+ FreePool (FvHandleBuffer);
+ }
+ return NULL;
+ }
+ //
+ // Build the shell boot option.
+ //
+ DevicePath = DevicePathFromHandle (FvHandleBuffer[Index]);
+
+ if (FvHandleCount) {
+ FreePool (FvHandleBuffer);
+ }
+
+ return DevicePath;
+}
+
+EFI_STATUS
+CreateFvBootOption (
+ EFI_GUID *FileGuid,
+ CHAR16 *Description,
+ EFI_BOOT_MANAGER_LOAD_OPTION *BootOption,
+ UINT32 Attributes,
+ UINT8 *OptionalData, OPTIONAL
+ UINT32 OptionalDataSize
+ )
+{
+ EFI_STATUS Status;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
+ MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
+ EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
+ UINT32 AuthenticationStatus;
+ VOID *Buffer;
+ UINTN Size;
+
+ if ((BootOption == NULL) || (FileGuid == NULL) || (Description == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);
+
+ if (!CompareGuid (&gUefiShellFileGuid, FileGuid)) {
+ Status = gBS->HandleProtocol (
+ gImageHandle,
+ &gEfiLoadedImageProtocolGuid,
+ (VOID **) &LoadedImage
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->HandleProtocol (
+ LoadedImage->DeviceHandle,
+ &gEfiFirmwareVolume2ProtocolGuid,
+ (VOID **) &Fv
+ );
+ if (!EFI_ERROR (Status)) {
+ Buffer = NULL;
+ Size = 0;
+ Status = Fv->ReadSection (
+ Fv,
+ FileGuid,
+ EFI_SECTION_PE32,
+ 0,
+ &Buffer,
+ &Size,
+ &AuthenticationStatus
+ );
+ if (Buffer != NULL) {
+ FreePool (Buffer);
+ }
+ }
+ }
+ if (EFI_ERROR (Status)) {
+ return EFI_NOT_FOUND;
+ }
+
+ DevicePath = AppendDevicePathNode (
+ DevicePathFromHandle (LoadedImage->DeviceHandle),
+ (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
+ );
+ } else {
+ DevicePath = AppendDevicePathNode (
+ BdsCreateShellDevicePath (),
+ (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
+ );
+ }
+
+ Status = EfiBootManagerInitializeLoadOption (
+ BootOption,
+ LoadOptionNumberUnassigned,
+ LoadOptionTypeBoot,
+ Attributes,
+ Description,
+ DevicePath,
+ OptionalData,
+ OptionalDataSize
+ );
+ FreePool (DevicePath);
+ return Status;
+}
+
+/**
+ 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;
+}
+
+UINTN
+RegisterFvBootOption (
+ EFI_GUID *FileGuid,
+ CHAR16 *Description,
+ UINTN Position,
+ UINT32 Attributes,
+ UINT8 *OptionalData, OPTIONAL
+ UINT32 OptionalDataSize
+ )
+{
+ EFI_STATUS Status;
+ UINTN OptionIndex;
+ EFI_BOOT_MANAGER_LOAD_OPTION NewOption;
+ EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;
+ UINTN BootOptionCount;
+
+ NewOption.OptionNumber = LoadOptionNumberUnassigned;
+ Status = CreateFvBootOption (FileGuid, Description, &NewOption, Attributes, OptionalData, OptionalDataSize);
+ if (!EFI_ERROR (Status)) {
+ BootOptions = EfiBootManagerGetLoadOptions (&BootOptionCount, LoadOptionTypeBoot);
+
+ OptionIndex = PlatformFindLoadOption (&NewOption, BootOptions, BootOptionCount);
+
+ if (OptionIndex == -1) {
+ Status = EfiBootManagerAddLoadOptionVariable (&NewOption, Position);
+ ASSERT_EFI_ERROR (Status);
+ } else {
+ NewOption.OptionNumber = BootOptions[OptionIndex].OptionNumber;
+ }
+ EfiBootManagerFreeLoadOption (&NewOption);
+ EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
+ }
+
+ return NewOption.OptionNumber;
+}
+
+
+VOID
+BootUi (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_BOOT_MANAGER_LOAD_OPTION BootOption;
+
+ Status = EfiBootManagerGetBootManagerMenu (&BootOption);
+ if (!EFI_ERROR (Status)) {
+ EfiBootManagerBoot (&BootOption);
+ EfiBootManagerFreeLoadOption (&BootOption);
+ }
+}
+
+VOID
+EFIAPI
+PlatformBootManagerWaitCallback (
+ UINT16 TimeoutRemain
+ )
+{
+ UINT16 TimeoutDefault;
+ EFI_STATUS Status;
+ EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TxtInEx;
+ EFI_KEY_DATA KeyData;
+ BOOLEAN PausePressed;
+
+ TimeoutDefault = PcdGet16 (PcdPlatformBootTimeOut);
+ if (TimeoutDefault == TimeoutRemain) {
+ SetMem (&Foreground, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0xff);
+ SetMem (&Background, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0x0);
+ SetMem (&Color, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0xff);
+ }
+
+ PlatformBdsShowProgress (
+ Foreground,
+ Background,
+ TmpStr,
+ Color,
+ ((TimeoutDefault - TimeoutRemain) * 100 / TimeoutDefault),
+ 0
+ );
+
+ //
+ // Pause on PAUSE key.
+ //
+ Status = gBS->HandleProtocol (gST->ConsoleInHandle, &gEfiSimpleTextInputExProtocolGuid, (VOID **) &TxtInEx);
+ ASSERT_EFI_ERROR (Status);
+
+ PausePressed = FALSE;
+
+ while (TRUE) {
+ Status = TxtInEx->ReadKeyStrokeEx (TxtInEx, &KeyData);
+ if (EFI_ERROR (Status)) {
+ break;
+ }
+
+ if (KeyData.Key.ScanCode == SCAN_PAUSE) {
+ PausePressed = TRUE;
+ break;
+ }
+ }
+
+ //
+ // Loop until non-PAUSE key pressed.
+ //
+ while (PausePressed) {
+ Status = TxtInEx->ReadKeyStrokeEx (TxtInEx, &KeyData);
+ if (!EFI_ERROR (Status)) {
+ DEBUG ((
+ DEBUG_INFO, "[PauseCallback] %x/%x %x/%x\n",
+ KeyData.Key.ScanCode, KeyData.Key.UnicodeChar,
+ KeyData.KeyState.KeyShiftState, KeyData.KeyState.KeyToggleState
+ ));
+ PausePressed = (BOOLEAN) (KeyData.Key.ScanCode == SCAN_PAUSE);
+ }
+ }
+}
+
+/**
+ Check if the boot option is a EFI network boot option.
+
+ @param Option The boot option need to be processed.
+
+ @retval TRUE It is a EFI network boot option.
+ @retval FALSE It is not a EFI network boot option.
+
+**/
+BOOLEAN
+IsEfiNetWorkBootOption (
+ IN EFI_BOOT_MANAGER_LOAD_OPTION *Option
+ )
+{
+ EFI_DEVICE_PATH_PROTOCOL *Node;
+
+ for (Node = Option->FilePath; !IsDevicePathEndType (Node); Node = NextDevicePathNode (Node)) {
+ if (DevicePathType (Node) == MESSAGING_DEVICE_PATH) {
+ switch (DevicePathSubType (Node)) {
+ case MSG_MAC_ADDR_DP:
+ case MSG_VLAN_DP:
+ case MSG_IPv4_DP:
+ case MSG_IPv6_DP:
+ return TRUE;
+ }
+ }
+ }
+ return FALSE;
+}
+
+VOID
+RegisterDefaultBootOption (
+ VOID
+ )
+{
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
+ MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
+ UINT16 *ShellData;
+ UINT32 ShellDataSize;
+
+ //
+ // Shell.
+ //
+ if (1) {
+ ShellData = NULL;
+ ShellDataSize = 0;
+ RegisterFvBootOption (&gUefiShellFileGuid, INTERNAL_UEFI_SHELL_NAME, (UINTN) -1, LOAD_OPTION_ACTIVE, (UINT8 *)ShellData, ShellDataSize);
+ }
+
+ //
+ // UiApp.
+ //
+ mUiAppOptionNumber = RegisterFvBootOption (&mUiFile, L"Enter Setup", (UINTN) -1, (LOAD_OPTION_CATEGORY_APP | LOAD_OPTION_ACTIVE | LOAD_OPTION_HIDDEN), NULL, 0);
+
+ if (mUiAppOptionNumber == LoadOptionNumberUnassigned) {
+ DEBUG ((DEBUG_ERROR, "UiAppOptionNumber (%d) should not be same to LoadOptionNumberUnassigned(%d).\n", mUiAppOptionNumber, LoadOptionNumberUnassigned));
+ }
+
+ //
+ // Boot Manager Menu.
+ //
+ EfiInitializeFwVolDevicepathNode (&FileNode, &mBootMenuFile);
+
+ gBS->HandleProtocol (
+ gImageHandle,
+ &gEfiLoadedImageProtocolGuid,
+ (VOID **) &LoadedImage
+ );
+ DevicePath = AppendDevicePathNode (DevicePathFromHandle (LoadedImage->DeviceHandle), (EFI_DEVICE_PATH_PROTOCOL *) &FileNode);
+
+}
+
+VOID
+RegisterBootOptionHotkey (
+ UINT16 OptionNumber,
+ EFI_INPUT_KEY *Key,
+ BOOLEAN Add
+ )
+{
+ EFI_STATUS Status;
+
+ if (!Add) {
+ //
+ // No enter hotkey when force to setup or there is no boot option.
+ //
+ Status = EfiBootManagerDeleteKeyOptionVariable (NULL, 0, Key, NULL);
+ ASSERT (Status == EFI_SUCCESS || Status == EFI_NOT_FOUND);
+ } else {
+ //
+ // Register enter hotkey for the first boot option.
+ //
+ Status = EfiBootManagerAddKeyOptionVariable (NULL, OptionNumber, 0, Key,NULL);
+ ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);
+ }
+}
+
+EFI_STATUS
+EFIAPI
+DetectKeypressCallback (
+ IN EFI_KEY_DATA *KeyData
+)
+{
+ mHotKeypressed = TRUE;
+
+ if (HotKeyEvent != NULL) {
+ gBS->SignalEvent(HotKeyEvent);
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ This function is called after all the boot options are enumerated and ordered properly.
+**/
+VOID
+RegisterStaticHotkey (
+ VOID
+ )
+{
+
+ EFI_INPUT_KEY Enter;
+ EFI_KEY_DATA F2;
+ EFI_KEY_DATA F7;
+ BOOLEAN EnterSetup;
+ EFI_STATUS Status;
+ EFI_BOOT_MANAGER_LOAD_OPTION BootOption;
+
+ EnterSetup = FALSE;
+
+ //
+ // [Enter]
+ //
+ mContinueBoot = !EnterSetup;
+ if (mContinueBoot) {
+ Enter.ScanCode = SCAN_NULL;
+ Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;
+ EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);
+ }
+
+ //
+ // [F2]/[F7].
+ //
+
+ F7.Key.ScanCode = SCAN_F7;
+ F7.Key.UnicodeChar = CHAR_NULL;
+ F7.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID;
+ F7.KeyState.KeyToggleState = 0;
+ Status = EfiBootManagerGetBootManagerMenu (&BootOption);
+ ASSERT_EFI_ERROR (Status);
+ //
+ RegisterBootOptionHotkey ((UINT16) BootOption.OptionNumber, &F7.Key, TRUE);
+ EfiBootManagerFreeLoadOption (&BootOption);
+
+ F2.Key.ScanCode = SCAN_F2;
+ F2.Key.UnicodeChar = CHAR_NULL;
+ F2.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID;
+ F2.KeyState.KeyToggleState = 0;
+ mUiAppBoot = !EnterSetup;
+ RegisterBootOptionHotkey ((UINT16) mUiAppOptionNumber, &F2.Key, mUiAppBoot);
+}
+
+UINT8
+BootOptionType (
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
+ )
+{
+ EFI_DEVICE_PATH_PROTOCOL *Node;
+ EFI_DEVICE_PATH_PROTOCOL *NextNode;
+
+ for (Node = DevicePath; !IsDevicePathEndType (Node); Node = NextDevicePathNode (Node)) {
+ if (DevicePathType (Node) == MESSAGING_DEVICE_PATH) {
+ //
+ // Make sure the device path points to the driver device.
+ //
+ NextNode = NextDevicePathNode (Node);
+ if (DevicePathSubType(NextNode) == MSG_DEVICE_LOGICAL_UNIT_DP) {
+ //
+ // If the next node type is Device Logical Unit, which specify the Logical Unit Number (LUN),
+ // skip it.
+ //
+ NextNode = NextDevicePathNode (NextNode);
+ }
+ if (IsDevicePathEndType (NextNode)) {
+ if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH)) {
+ return DevicePathSubType (Node);
+ } else {
+ return MSG_SATA_DP;
+ }
+ }
+ }
+ }
+
+ return (UINT8) -1;
+}
+
+/**
+ Returns the priority number.
+
+ OptionType Default Priority
+ ------------------------------------
+ PXE 5
+ DVD 2
+ USB 1
+ NVME 4
+ HDD 3
+ EFI Shell 6
+ Others 100
+
+ @param BootOption
+**/
+UINTN
+BootOptionPriority (
+ CONST EFI_BOOT_MANAGER_LOAD_OPTION *BootOption
+ )
+{
+ //
+ // EFI boot options.
+ //
+ switch (BootOptionType (BootOption->FilePath)) {
+ case MSG_MAC_ADDR_DP:
+ case MSG_VLAN_DP:
+ case MSG_IPv4_DP:
+ case MSG_IPv6_DP:
+ return 5;
+ case MSG_SATA_DP:
+ case MSG_ATAPI_DP:
+ return 2;
+ case MSG_USB_DP:
+ return 1;
+ }
+
+ if (StrCmp (BootOption->Description, INTERNAL_UEFI_SHELL_NAME) == 0) {
+ return 6;
+ }
+ if (StrCmp (BootOption->Description, UEFI_HARD_DRIVE_NAME) == 0) {
+ return 3;
+ }
+ if (StrCmp (BootOption->Description, UEFI_NVME_DRIVE_NAME) == 0) {
+ return 4;
+ }
+
+ return 100;
+}
+
+INTN
+EFIAPI
+CompareBootOption (
+ CONST EFI_BOOT_MANAGER_LOAD_OPTION *Left,
+ CONST EFI_BOOT_MANAGER_LOAD_OPTION *Right
+ )
+{
+ return BootOptionPriority (Left) - BootOptionPriority (Right);
+}
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