879 lines
28 KiB
C
879 lines
28 KiB
C
/** @file
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Library functions which relate with boot option description.
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Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>
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(C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "InternalBm.h"
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#define VENDOR_IDENTIFICATION_OFFSET 3
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#define VENDOR_IDENTIFICATION_LENGTH 8
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#define PRODUCT_IDENTIFICATION_OFFSET 11
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#define PRODUCT_IDENTIFICATION_LENGTH 16
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CONST UINT16 mBmUsbLangId = 0x0409; // English
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//CHAR16 mBmUefiPrefix[] = L"UEFI ";
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LIST_ENTRY mPlatformBootDescriptionHandlers = INITIALIZE_LIST_HEAD_VARIABLE (mPlatformBootDescriptionHandlers);
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/**
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For a bootable Device path, return its boot type.
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@param DevicePath The bootable device Path to check
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@retval AcpiFloppyBoot If given device path contains ACPI_DEVICE_PATH type device path node
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which HID is floppy device.
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@retval MessageAtapiBoot If given device path contains MESSAGING_DEVICE_PATH type device path node
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and its last device path node's subtype is MSG_ATAPI_DP.
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@retval MessageSataBoot If given device path contains MESSAGING_DEVICE_PATH type device path node
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and its last device path node's subtype is MSG_SATA_DP.
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@retval MessageScsiBoot If given device path contains MESSAGING_DEVICE_PATH type device path node
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and its last device path node's subtype is MSG_SCSI_DP.
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@retval MessageUsbBoot If given device path contains MESSAGING_DEVICE_PATH type device path node
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and its last device path node's subtype is MSG_USB_DP.
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@retval BmMiscBoot If tiven device path doesn't match the above condition.
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**/
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BM_BOOT_TYPE
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BmDevicePathType (
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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)
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{
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EFI_DEVICE_PATH_PROTOCOL *Node;
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EFI_DEVICE_PATH_PROTOCOL *NextNode;
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ASSERT (DevicePath != NULL);
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for (Node = DevicePath; !IsDevicePathEndType (Node); Node = NextDevicePathNode (Node)) {
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switch (DevicePathType (Node)) {
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case ACPI_DEVICE_PATH:
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if (EISA_ID_TO_NUM (((ACPI_HID_DEVICE_PATH *) Node)->HID) == 0x0604) {
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return BmAcpiFloppyBoot;
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}
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break;
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case HARDWARE_DEVICE_PATH:
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if (DevicePathSubType (Node) == HW_CONTROLLER_DP) {
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return BmHardwareDeviceBoot;
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}
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break;
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case MESSAGING_DEVICE_PATH:
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//
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// Skip LUN device node
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//
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NextNode = Node;
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do {
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NextNode = NextDevicePathNode (NextNode);
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} while (
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(DevicePathType (NextNode) == MESSAGING_DEVICE_PATH) &&
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(DevicePathSubType(NextNode) == MSG_DEVICE_LOGICAL_UNIT_DP)
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);
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//
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// If the device path not only point to driver device, it is not a messaging device path,
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//
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if (!IsDevicePathEndType (NextNode)) {
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continue;
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}
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switch (DevicePathSubType (Node)) {
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case MSG_ATAPI_DP:
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return BmMessageAtapiBoot;
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break;
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case MSG_SATA_DP:
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return BmMessageSataBoot;
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break;
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case MSG_USB_DP:
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return BmMessageUsbBoot;
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break;
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case MSG_SCSI_DP:
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return BmMessageScsiBoot;
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break;
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}
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}
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}
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return BmMiscBoot;
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}
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/**
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Eliminate the extra spaces in the Str to one space.
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@param Str Input string info.
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**/
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VOID
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BmEliminateExtraSpaces (
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IN CHAR16 *Str
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)
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{
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UINTN Index;
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UINTN ActualIndex;
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for (Index = 0, ActualIndex = 0; Str[Index] != L'\0'; Index++) {
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if ((Str[Index] != L' ') || ((ActualIndex > 0) && (Str[ActualIndex - 1] != L' '))) {
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Str[ActualIndex++] = Str[Index];
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}
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}
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Str[ActualIndex] = L'\0';
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}
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/**
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Try to get the controller's ATA/ATAPI description.
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@param Handle Controller handle.
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@return The description string.
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**/
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CHAR16 *
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BmGetDescriptionFromDiskInfo (
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IN EFI_HANDLE Handle
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)
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{
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UINTN Index;
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EFI_STATUS Status;
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EFI_DISK_INFO_PROTOCOL *DiskInfo;
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UINT32 BufferSize;
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EFI_ATAPI_IDENTIFY_DATA IdentifyData;
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EFI_SCSI_INQUIRY_DATA InquiryData;
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CHAR16 *Description;
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UINTN Length;
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CONST UINTN ModelNameLength = 40;
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CONST UINTN SerialNumberLength = 20;
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CHAR8 *StrPtr;
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UINT8 Temp;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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Description = NULL;
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Status = gBS->HandleProtocol (
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Handle,
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&gEfiDiskInfoProtocolGuid,
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(VOID **) &DiskInfo
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);
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if (EFI_ERROR (Status)) {
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return NULL;
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}
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if (CompareGuid (&DiskInfo->Interface, &gEfiDiskInfoAhciInterfaceGuid) ||
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CompareGuid (&DiskInfo->Interface, &gEfiDiskInfoIdeInterfaceGuid)) {
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BufferSize = sizeof (EFI_ATAPI_IDENTIFY_DATA);
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Status = DiskInfo->Identify (
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DiskInfo,
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&IdentifyData,
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&BufferSize
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);
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if (!EFI_ERROR (Status)) {
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Description = AllocateZeroPool ((ModelNameLength + SerialNumberLength + 2) * sizeof (CHAR16));
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ASSERT (Description != NULL);
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for (Index = 0; Index + 1 < ModelNameLength; Index += 2) {
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Description[Index] = (CHAR16) IdentifyData.ModelName[Index + 1];
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Description[Index + 1] = (CHAR16) IdentifyData.ModelName[Index];
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}
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Length = Index;
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//Description[Length++] = L' ';
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//for (Index = 0; Index + 1 < SerialNumberLength; Index += 2) {
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// Description[Length + Index] = (CHAR16) IdentifyData.SerialNo[Index + 1];
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// Description[Length + Index + 1] = (CHAR16) IdentifyData.SerialNo[Index];
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//}
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//Length += Index;
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Description[Length++] = L'\0';
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//ASSERT (Length == ModelNameLength + SerialNumberLength + 2);
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BmEliminateExtraSpaces (Description);
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}
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} else if (CompareGuid (&DiskInfo->Interface, &gEfiDiskInfoScsiInterfaceGuid)) {
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BufferSize = sizeof (EFI_SCSI_INQUIRY_DATA);
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Status = DiskInfo->Inquiry (
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DiskInfo,
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&InquiryData,
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&BufferSize
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);
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if (!EFI_ERROR (Status)) {
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Description = AllocateZeroPool ((VENDOR_IDENTIFICATION_LENGTH + PRODUCT_IDENTIFICATION_LENGTH + 2) * sizeof (CHAR16));
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ASSERT (Description != NULL);
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//
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// Per SCSI spec, EFI_SCSI_INQUIRY_DATA.Reserved_5_95[3 - 10] save the Verdor identification
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// EFI_SCSI_INQUIRY_DATA.Reserved_5_95[11 - 26] save the product identification,
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// Here combine the vendor identification and product identification to the description.
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//
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StrPtr = (CHAR8 *) (&InquiryData.Reserved_5_95[VENDOR_IDENTIFICATION_OFFSET]);
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Temp = StrPtr[VENDOR_IDENTIFICATION_LENGTH];
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StrPtr[VENDOR_IDENTIFICATION_LENGTH] = '\0';
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AsciiStrToUnicodeStrS (StrPtr, Description, VENDOR_IDENTIFICATION_LENGTH + 1);
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StrPtr[VENDOR_IDENTIFICATION_LENGTH] = Temp;
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//
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// Add one space at the middle of vendor information and product information.
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//
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Description[VENDOR_IDENTIFICATION_LENGTH] = L' ';
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StrPtr = (CHAR8 *) (&InquiryData.Reserved_5_95[PRODUCT_IDENTIFICATION_OFFSET]);
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StrPtr[PRODUCT_IDENTIFICATION_LENGTH] = '\0';
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AsciiStrToUnicodeStrS (StrPtr, Description + VENDOR_IDENTIFICATION_LENGTH + 1, PRODUCT_IDENTIFICATION_LENGTH + 1);
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BmEliminateExtraSpaces (Description);
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}
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} else if (CompareGuid (&DiskInfo->Interface, &gEfiDiskInfoSdMmcInterfaceGuid)) {
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DevicePath = DevicePathFromHandle (Handle);
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if (DevicePath == NULL) {
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return NULL;
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}
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while (!IsDevicePathEnd (DevicePath) && (DevicePathType (DevicePath) != MESSAGING_DEVICE_PATH)) {
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DevicePath = NextDevicePathNode (DevicePath);
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}
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if (IsDevicePathEnd (DevicePath)) {
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return NULL;
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}
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if (DevicePathSubType (DevicePath) == MSG_SD_DP) {
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Description = L"SD Device";
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} else if (DevicePathSubType (DevicePath) == MSG_EMMC_DP) {
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Description = L"eMMC Device";
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} else {
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return NULL;
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}
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Description = AllocateCopyPool (StrSize (Description), Description);
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}
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return Description;
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}
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/**
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Try to get the controller's USB description.
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@param Handle Controller handle.
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@return The description string.
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**/
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CHAR16 *
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BmGetUsbDescription (
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IN EFI_HANDLE Handle
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)
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{
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EFI_STATUS Status;
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EFI_USB_IO_PROTOCOL *UsbIo;
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CHAR16 NullChar;
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CHAR16 *Manufacturer;
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CHAR16 *Product;
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CHAR16 *SerialNumber;
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CHAR16 *Description;
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EFI_USB_DEVICE_DESCRIPTOR DevDesc;
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UINTN DescMaxSize;
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Status = gBS->HandleProtocol (
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Handle,
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&gEfiUsbIoProtocolGuid,
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(VOID **) &UsbIo
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);
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if (EFI_ERROR (Status)) {
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return NULL;
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}
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NullChar = L'\0';
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Status = UsbIo->UsbGetDeviceDescriptor (UsbIo, &DevDesc);
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if (EFI_ERROR (Status)) {
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return NULL;
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}
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Status = UsbIo->UsbGetStringDescriptor (
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UsbIo,
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mBmUsbLangId,
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DevDesc.StrManufacturer,
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&Manufacturer
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);
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if (EFI_ERROR (Status)) {
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Manufacturer = &NullChar;
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}
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Status = UsbIo->UsbGetStringDescriptor (
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UsbIo,
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mBmUsbLangId,
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DevDesc.StrProduct,
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&Product
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);
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if (EFI_ERROR (Status)) {
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Product = &NullChar;
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}
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//Status = UsbIo->UsbGetStringDescriptor (
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// UsbIo,
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// mBmUsbLangId,
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// DevDesc.StrSerialNumber,
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// &SerialNumber
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// );
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//if (EFI_ERROR (Status)) {
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// SerialNumber = &NullChar;
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//}
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SerialNumber = &NullChar;
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if ((Manufacturer == &NullChar) &&
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(Product == &NullChar) &&
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(SerialNumber == &NullChar)
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) {
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return NULL;
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}
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DescMaxSize = StrSize (Manufacturer) + StrSize (Product) + StrSize (SerialNumber);
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Description = AllocateZeroPool (DescMaxSize);
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ASSERT (Description != NULL);
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StrCatS (Description, DescMaxSize/sizeof(CHAR16), Manufacturer);
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StrCatS (Description, DescMaxSize/sizeof(CHAR16), L" ");
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StrCatS (Description, DescMaxSize/sizeof(CHAR16), Product);
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StrCatS (Description, DescMaxSize/sizeof(CHAR16), L" ");
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StrCatS (Description, DescMaxSize/sizeof(CHAR16), SerialNumber);
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if (Manufacturer != &NullChar) {
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FreePool (Manufacturer);
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}
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if (Product != &NullChar) {
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FreePool (Product);
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}
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if (SerialNumber != &NullChar) {
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FreePool (SerialNumber);
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}
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BmEliminateExtraSpaces (Description);
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return Description;
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}
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/**
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Return the description for network boot device.
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@param Handle Controller handle.
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@return The description string.
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**/
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CHAR16 *
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BmGetNetworkDescription (
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IN EFI_HANDLE Handle
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)
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{
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EFI_STATUS Status;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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MAC_ADDR_DEVICE_PATH *Mac;
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VLAN_DEVICE_PATH *Vlan;
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EFI_DEVICE_PATH_PROTOCOL *Ip;
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EFI_DEVICE_PATH_PROTOCOL *Uri;
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CHAR16 *Description;
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UINTN DescriptionSize;
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Status = gBS->OpenProtocol (
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Handle,
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&gEfiLoadFileProtocolGuid,
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NULL,
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gImageHandle,
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Handle,
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EFI_OPEN_PROTOCOL_TEST_PROTOCOL
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);
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if (EFI_ERROR (Status)) {
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return NULL;
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}
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Status = gBS->OpenProtocol (
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Handle,
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&gEfiDevicePathProtocolGuid,
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(VOID **) &DevicePath,
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gImageHandle,
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Handle,
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EFI_OPEN_PROTOCOL_GET_PROTOCOL
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);
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if (EFI_ERROR (Status) || (DevicePath == NULL)) {
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return NULL;
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}
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//
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// The PXE device path is like:
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// ....../Mac(...)[/Vlan(...)][/Wi-Fi(...)]
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// ....../Mac(...)[/Vlan(...)][/Wi-Fi(...)]/IPv4(...)
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// ....../Mac(...)[/Vlan(...)][/Wi-Fi(...)]/IPv6(...)
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//
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// The HTTP device path is like:
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// ....../Mac(...)[/Vlan(...)][/Wi-Fi(...)]/IPv4(...)[/Dns(...)]/Uri(...)
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// ....../Mac(...)[/Vlan(...)][/Wi-Fi(...)]/IPv6(...)[/Dns(...)]/Uri(...)
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//
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while (!IsDevicePathEnd (DevicePath) &&
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((DevicePathType (DevicePath) != MESSAGING_DEVICE_PATH) ||
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(DevicePathSubType (DevicePath) != MSG_MAC_ADDR_DP))
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) {
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DevicePath = NextDevicePathNode (DevicePath);
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}
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if (IsDevicePathEnd (DevicePath)) {
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return NULL;
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}
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Mac = (MAC_ADDR_DEVICE_PATH *) DevicePath;
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DevicePath = NextDevicePathNode (DevicePath);
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//
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// Locate the optional Vlan node
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//
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if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
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(DevicePathSubType (DevicePath) == MSG_VLAN_DP)
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) {
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Vlan = (VLAN_DEVICE_PATH *) DevicePath;
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DevicePath = NextDevicePathNode (DevicePath);
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} else {
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Vlan = NULL;
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}
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//
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// Skip the optional Wi-Fi node
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//
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if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
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(DevicePathSubType (DevicePath) == MSG_WIFI_DP)
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) {
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DevicePath = NextDevicePathNode (DevicePath);
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}
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//
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// Locate the IP node
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//
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if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
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((DevicePathSubType (DevicePath) == MSG_IPv4_DP) ||
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(DevicePathSubType (DevicePath) == MSG_IPv6_DP))
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) {
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Ip = DevicePath;
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DevicePath = NextDevicePathNode (DevicePath);
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} else {
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Ip = NULL;
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}
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//
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// Skip the optional DNS node
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//
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if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
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(DevicePathSubType (DevicePath) == MSG_DNS_DP)
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) {
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DevicePath = NextDevicePathNode (DevicePath);
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}
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//
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// Locate the URI node
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//
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if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
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(DevicePathSubType (DevicePath) == MSG_URI_DP)
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) {
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Uri = DevicePath;
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DevicePath = NextDevicePathNode (DevicePath);
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} else {
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Uri = NULL;
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}
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//
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// Build description like below:
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// "PXEv6 (MAC:112233445566 VLAN1)"
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// "HTTPv4 (MAC:112233445566)"
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//
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DescriptionSize = sizeof (L"HTTPv6 (MAC:112233445566 VLAN65535)");
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Description = AllocatePool (DescriptionSize);
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ASSERT (Description != NULL);
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UnicodeSPrint (
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Description, DescriptionSize,
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(Vlan == NULL) ?
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L"%sv%d (MAC:%02x%02x%02x%02x%02x%02x)" :
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L"%sv%d (MAC:%02x%02x%02x%02x%02x%02x VLAN%d)",
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(Uri == NULL) ? L"PXE" : L"HTTP",
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((Ip == NULL) || (DevicePathSubType (Ip) == MSG_IPv4_DP)) ? 4 : 6,
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Mac->MacAddress.Addr[0], Mac->MacAddress.Addr[1], Mac->MacAddress.Addr[2],
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Mac->MacAddress.Addr[3], Mac->MacAddress.Addr[4], Mac->MacAddress.Addr[5],
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(Vlan == NULL) ? 0 : Vlan->VlanId
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);
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return Description;
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}
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/**
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Return the boot description for LoadFile
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@param Handle Controller handle.
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@return The description string.
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**/
|
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CHAR16 *
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BmGetLoadFileDescription (
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IN EFI_HANDLE Handle
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)
|
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{
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EFI_STATUS Status;
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EFI_DEVICE_PATH_PROTOCOL *FilePath;
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EFI_DEVICE_PATH_PROTOCOL *DevicePathNode;
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CHAR16 *Description;
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EFI_LOAD_FILE_PROTOCOL *LoadFile;
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Status = gBS->HandleProtocol (Handle, &gEfiLoadFileProtocolGuid, (VOID **)&LoadFile);
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if (EFI_ERROR (Status)) {
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return NULL;
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}
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//
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// Get the file name
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//
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Description = NULL;
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Status = gBS->HandleProtocol (Handle, &gEfiDevicePathProtocolGuid, (VOID **)&FilePath);
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if (!EFI_ERROR (Status)) {
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DevicePathNode = FilePath;
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while (!IsDevicePathEnd (DevicePathNode)) {
|
|
if (DevicePathNode->Type == MEDIA_DEVICE_PATH && DevicePathNode->SubType == MEDIA_FILEPATH_DP) {
|
|
Description = (CHAR16 *)(DevicePathNode + 1);
|
|
break;
|
|
}
|
|
DevicePathNode = NextDevicePathNode (DevicePathNode);
|
|
}
|
|
}
|
|
|
|
if (Description != NULL) {
|
|
return AllocateCopyPool (StrSize (Description), Description);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
Return the boot description for NVME boot device.
|
|
|
|
@param Handle Controller handle.
|
|
|
|
@return The description string.
|
|
**/
|
|
CHAR16 *
|
|
BmGetNvmeDescription (
|
|
IN EFI_HANDLE Handle
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_NVM_EXPRESS_PASS_THRU_PROTOCOL *NvmePassthru;
|
|
EFI_DEV_PATH_PTR DevicePath;
|
|
EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET CommandPacket;
|
|
EFI_NVM_EXPRESS_COMMAND Command;
|
|
EFI_NVM_EXPRESS_COMPLETION Completion;
|
|
NVME_ADMIN_CONTROLLER_DATA ControllerData;
|
|
CHAR16 *Description;
|
|
CHAR16 *Char;
|
|
UINTN Index;
|
|
|
|
Status = gBS->HandleProtocol (Handle, &gEfiDevicePathProtocolGuid, (VOID **) &DevicePath.DevPath);
|
|
if (EFI_ERROR (Status)) {
|
|
return NULL;
|
|
}
|
|
|
|
Status = gBS->LocateDevicePath (&gEfiNvmExpressPassThruProtocolGuid, &DevicePath.DevPath, &Handle);
|
|
if (EFI_ERROR (Status) ||
|
|
(DevicePathType (DevicePath.DevPath) != MESSAGING_DEVICE_PATH) ||
|
|
(DevicePathSubType (DevicePath.DevPath) != MSG_NVME_NAMESPACE_DP)) {
|
|
//
|
|
// Do not return description when the Handle is not a child of NVME controller.
|
|
//
|
|
return NULL;
|
|
}
|
|
|
|
//
|
|
// Send ADMIN_IDENTIFY command to NVME controller to get the model and serial number.
|
|
//
|
|
Status = gBS->HandleProtocol (Handle, &gEfiNvmExpressPassThruProtocolGuid, (VOID **) &NvmePassthru);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
ZeroMem (&CommandPacket, sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
|
|
ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
|
|
ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
|
|
|
|
Command.Cdw0.Opcode = NVME_ADMIN_IDENTIFY_CMD;
|
|
//
|
|
// According to Nvm Express 1.1 spec Figure 38, When not used, the field shall be cleared to 0h.
|
|
// For the Identify command, the Namespace Identifier is only used for the Namespace data structure.
|
|
//
|
|
Command.Nsid = 0;
|
|
CommandPacket.NvmeCmd = &Command;
|
|
CommandPacket.NvmeCompletion = &Completion;
|
|
CommandPacket.TransferBuffer = &ControllerData;
|
|
CommandPacket.TransferLength = sizeof (ControllerData);
|
|
CommandPacket.CommandTimeout = EFI_TIMER_PERIOD_SECONDS (5);
|
|
CommandPacket.QueueType = NVME_ADMIN_QUEUE;
|
|
//
|
|
// Set bit 0 (Cns bit) to 1 to identify a controller
|
|
//
|
|
Command.Cdw10 = 1;
|
|
Command.Flags = CDW10_VALID;
|
|
|
|
Status = NvmePassthru->PassThru (
|
|
NvmePassthru,
|
|
0,
|
|
&CommandPacket,
|
|
NULL
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return NULL;
|
|
}
|
|
|
|
Description = AllocateZeroPool (
|
|
(ARRAY_SIZE (ControllerData.Mn) + 1
|
|
+ ARRAY_SIZE (ControllerData.Sn) + 1
|
|
+ MAXIMUM_VALUE_CHARACTERS + 1
|
|
) * sizeof (CHAR16));
|
|
if (Description != NULL) {
|
|
Char = Description;
|
|
for (Index = 0; Index < ARRAY_SIZE (ControllerData.Mn); Index++) {
|
|
*(Char++) = (CHAR16) ControllerData.Mn[Index];
|
|
}
|
|
//*(Char++) = L' ';
|
|
//for (Index = 0; Index < ARRAY_SIZE (ControllerData.Sn); Index++) {
|
|
// *(Char++) = (CHAR16) ControllerData.Sn[Index];
|
|
//}
|
|
//*(Char++) = L' ';
|
|
//UnicodeValueToStringS (
|
|
// Char, sizeof (CHAR16) * (MAXIMUM_VALUE_CHARACTERS + 1),
|
|
// 0, DevicePath.NvmeNamespace->NamespaceId, 0
|
|
// );
|
|
BmEliminateExtraSpaces (Description);
|
|
}
|
|
|
|
return Description;
|
|
}
|
|
|
|
/**
|
|
Return the boot description for the controller based on the type.
|
|
|
|
@param Handle Controller handle.
|
|
|
|
@return The description string.
|
|
**/
|
|
CHAR16 *
|
|
BmGetMiscDescription (
|
|
IN EFI_HANDLE Handle
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
CHAR16 *Description;
|
|
EFI_BLOCK_IO_PROTOCOL *BlockIo;
|
|
EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *Fs;
|
|
|
|
switch (BmDevicePathType (DevicePathFromHandle (Handle))) {
|
|
case BmAcpiFloppyBoot:
|
|
Description = L"Floppy";
|
|
break;
|
|
|
|
case BmMessageAtapiBoot:
|
|
case BmMessageSataBoot:
|
|
Status = gBS->HandleProtocol (Handle, &gEfiBlockIoProtocolGuid, (VOID **) &BlockIo);
|
|
ASSERT_EFI_ERROR (Status);
|
|
//
|
|
// Assume a removable SATA device should be the DVD/CD device
|
|
//
|
|
Description = BlockIo->Media->RemovableMedia ? L"DVD/CDROM" : L"Hard Drive";
|
|
break;
|
|
|
|
case BmMessageUsbBoot:
|
|
Description = L"USB Device";
|
|
break;
|
|
|
|
case BmMessageScsiBoot:
|
|
Description = L"SCSI Device";
|
|
break;
|
|
|
|
case BmHardwareDeviceBoot:
|
|
Status = gBS->HandleProtocol (Handle, &gEfiBlockIoProtocolGuid, (VOID **) &BlockIo);
|
|
if (!EFI_ERROR (Status)) {
|
|
Description = BlockIo->Media->RemovableMedia ? L"Removable Disk" : L"Hard Drive";
|
|
} else {
|
|
Description = L"Misc Device";
|
|
}
|
|
break;
|
|
|
|
default:
|
|
Status = gBS->HandleProtocol (Handle, &gEfiSimpleFileSystemProtocolGuid, (VOID **) &Fs);
|
|
if (!EFI_ERROR (Status)) {
|
|
Description = L"Non-Block Boot Device";
|
|
} else {
|
|
Description = L"Misc Device";
|
|
}
|
|
break;
|
|
}
|
|
|
|
return AllocateCopyPool (StrSize (Description), Description);
|
|
}
|
|
|
|
/**
|
|
Register the platform provided boot description handler.
|
|
|
|
@param Handler The platform provided boot description handler
|
|
|
|
@retval EFI_SUCCESS The handler was registered successfully.
|
|
@retval EFI_ALREADY_STARTED The handler was already registered.
|
|
@retval EFI_OUT_OF_RESOURCES There is not enough resource to perform the registration.
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
EfiBootManagerRegisterBootDescriptionHandler (
|
|
IN EFI_BOOT_MANAGER_BOOT_DESCRIPTION_HANDLER Handler
|
|
)
|
|
{
|
|
LIST_ENTRY *Link;
|
|
BM_BOOT_DESCRIPTION_ENTRY *Entry;
|
|
|
|
for ( Link = GetFirstNode (&mPlatformBootDescriptionHandlers)
|
|
; !IsNull (&mPlatformBootDescriptionHandlers, Link)
|
|
; Link = GetNextNode (&mPlatformBootDescriptionHandlers, Link)
|
|
) {
|
|
Entry = CR (Link, BM_BOOT_DESCRIPTION_ENTRY, Link, BM_BOOT_DESCRIPTION_ENTRY_SIGNATURE);
|
|
if (Entry->Handler == Handler) {
|
|
return EFI_ALREADY_STARTED;
|
|
}
|
|
}
|
|
|
|
Entry = AllocatePool (sizeof (BM_BOOT_DESCRIPTION_ENTRY));
|
|
if (Entry == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
Entry->Signature = BM_BOOT_DESCRIPTION_ENTRY_SIGNATURE;
|
|
Entry->Handler = Handler;
|
|
InsertTailList (&mPlatformBootDescriptionHandlers, &Entry->Link);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
BM_GET_BOOT_DESCRIPTION mBmBootDescriptionHandlers[] = {
|
|
BmGetUsbDescription,
|
|
BmGetDescriptionFromDiskInfo,
|
|
BmGetNetworkDescription,
|
|
BmGetLoadFileDescription,
|
|
BmGetNvmeDescription,
|
|
BmGetMiscDescription
|
|
};
|
|
|
|
/**
|
|
Return the boot description for the controller.
|
|
|
|
@param Handle Controller handle.
|
|
|
|
@return The description string.
|
|
**/
|
|
CHAR16 *
|
|
BmGetBootDescription (
|
|
IN EFI_HANDLE Handle
|
|
)
|
|
{
|
|
LIST_ENTRY *Link;
|
|
BM_BOOT_DESCRIPTION_ENTRY *Entry;
|
|
CHAR16 *Description;
|
|
CHAR16 *DefaultDescription;
|
|
CHAR16 *Temp;
|
|
UINTN Index;
|
|
|
|
//
|
|
// Firstly get the default boot description
|
|
//
|
|
DefaultDescription = NULL;
|
|
for (Index = 0; Index < ARRAY_SIZE (mBmBootDescriptionHandlers); Index++) {
|
|
DefaultDescription = mBmBootDescriptionHandlers[Index] (Handle);
|
|
if (DefaultDescription != NULL) {
|
|
//
|
|
// Avoid description confusion between UEFI & Legacy boot option by adding "UEFI " prefix
|
|
// ONLY for core provided boot description handler.
|
|
//
|
|
//Temp = AllocatePool (StrSize (DefaultDescription) + sizeof (mBmUefiPrefix));
|
|
Temp = AllocatePool (StrSize (DefaultDescription));
|
|
ASSERT (Temp != NULL);
|
|
//StrCpyS (Temp, (StrSize (DefaultDescription) + sizeof (mBmUefiPrefix)) / sizeof (CHAR16), mBmUefiPrefix);
|
|
//StrCatS (Temp, (StrSize (DefaultDescription) + sizeof (mBmUefiPrefix)) / sizeof (CHAR16), DefaultDescription);
|
|
StrCpyS (Temp, StrSize (DefaultDescription) / sizeof (CHAR16), DefaultDescription);
|
|
FreePool (DefaultDescription);
|
|
DefaultDescription = Temp;
|
|
break;
|
|
}
|
|
}
|
|
ASSERT (DefaultDescription != NULL);
|
|
|
|
//
|
|
// Secondly query platform for the better boot description
|
|
//
|
|
for ( Link = GetFirstNode (&mPlatformBootDescriptionHandlers)
|
|
; !IsNull (&mPlatformBootDescriptionHandlers, Link)
|
|
; Link = GetNextNode (&mPlatformBootDescriptionHandlers, Link)
|
|
) {
|
|
Entry = CR (Link, BM_BOOT_DESCRIPTION_ENTRY, Link, BM_BOOT_DESCRIPTION_ENTRY_SIGNATURE);
|
|
Description = Entry->Handler (Handle, DefaultDescription);
|
|
if (Description != NULL) {
|
|
FreePool (DefaultDescription);
|
|
return Description;
|
|
}
|
|
}
|
|
|
|
return DefaultDescription;
|
|
}
|
|
|
|
/**
|
|
Enumerate all boot option descriptions and append " 2"/" 3"/... to make
|
|
unique description.
|
|
|
|
@param BootOptions Array of boot options.
|
|
@param BootOptionCount Count of boot options.
|
|
**/
|
|
VOID
|
|
BmMakeBootOptionDescriptionUnique (
|
|
EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions,
|
|
UINTN BootOptionCount
|
|
)
|
|
{
|
|
UINTN Base;
|
|
UINTN Index;
|
|
UINTN DescriptionSize;
|
|
UINTN MaxSuffixSize;
|
|
BOOLEAN *Visited;
|
|
UINTN MatchCount;
|
|
|
|
if (BootOptionCount == 0) {
|
|
return;
|
|
}
|
|
|
|
//
|
|
// Calculate the maximum buffer size for the number suffix.
|
|
// The initial sizeof (CHAR16) is for the blank space before the number.
|
|
//
|
|
MaxSuffixSize = sizeof (CHAR16);
|
|
for (Index = BootOptionCount; Index != 0; Index = Index / 10) {
|
|
MaxSuffixSize += sizeof (CHAR16);
|
|
}
|
|
|
|
Visited = AllocateZeroPool (sizeof (BOOLEAN) * BootOptionCount);
|
|
ASSERT (Visited != NULL);
|
|
|
|
for (Base = 0; Base < BootOptionCount; Base++) {
|
|
if (!Visited[Base]) {
|
|
MatchCount = 1;
|
|
Visited[Base] = TRUE;
|
|
DescriptionSize = StrSize (BootOptions[Base].Description);
|
|
for (Index = Base + 1; Index < BootOptionCount; Index++) {
|
|
if (!Visited[Index] && StrCmp (BootOptions[Base].Description, BootOptions[Index].Description) == 0) {
|
|
Visited[Index] = TRUE;
|
|
MatchCount++;
|
|
FreePool (BootOptions[Index].Description);
|
|
BootOptions[Index].Description = AllocatePool (DescriptionSize + MaxSuffixSize);
|
|
UnicodeSPrint (
|
|
BootOptions[Index].Description, DescriptionSize + MaxSuffixSize,
|
|
L"%s %d",
|
|
BootOptions[Base].Description, MatchCount
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
FreePool (Visited);
|
|
}
|