mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
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586 lines
21 KiB
C
586 lines
21 KiB
C
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/** @file
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Library functions which relates with driver health.
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Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>
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(C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
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(C) Copyright 2016 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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GLOBAL_REMOVE_IF_UNREFERENCED
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CHAR16 *mBmHealthStatusText[] = {
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L"Healthy",
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L"Repair Required",
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L"Configuration Required",
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L"Failed",
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L"Reconnect Required",
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L"Reboot Required"
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};
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/**
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Return the controller name.
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@param DriverHealthHandle The handle on which the Driver Health protocol instance is retrieved.
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@param ControllerHandle The handle of a controller that the driver specified by DriverBindingHandle is managing.
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This handle specifies the controller whose name is to be returned.
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@param ChildHandle The handle of the child controller to retrieve the name of. This is an
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optional parameter that may be NULL. It will be NULL for device drivers.
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It will also be NULL for bus drivers that attempt to retrieve the name
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of the bus controller. It will not be NULL for a bus driver that attempts
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to retrieve the name of a child controller.
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@return A pointer to the Unicode string to return. This Unicode string is the name of the controller
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specified by ControllerHandle and ChildHandle.
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**/
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CHAR16 *
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BmGetControllerName (
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IN EFI_HANDLE DriverHealthHandle,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle
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)
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{
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EFI_STATUS Status;
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CHAR16 *ControllerName;
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CHAR8 *LanguageVariable;
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CHAR8 *BestLanguage;
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BOOLEAN Iso639Language;
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EFI_COMPONENT_NAME_PROTOCOL *ComponentName;
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ControllerName = NULL;
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//
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// Locate Component Name (2) protocol on the driver binging handle.
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//
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Iso639Language = FALSE;
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Status = gBS->HandleProtocol (
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DriverHealthHandle,
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&gEfiComponentName2ProtocolGuid,
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(VOID **) &ComponentName
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);
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if (EFI_ERROR (Status)) {
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Status = gBS->HandleProtocol (
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DriverHealthHandle,
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&gEfiComponentNameProtocolGuid,
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(VOID **) &ComponentName
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);
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if (!EFI_ERROR (Status)) {
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Iso639Language = TRUE;
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}
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}
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if (!EFI_ERROR (Status)) {
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GetEfiGlobalVariable2 (Iso639Language ? L"Lang" : L"PlatformLang", (VOID**)&LanguageVariable, NULL);
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BestLanguage = GetBestLanguage(
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ComponentName->SupportedLanguages,
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Iso639Language,
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(LanguageVariable != NULL) ? LanguageVariable : "",
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Iso639Language ? "eng" : "en-US",
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NULL
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);
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if (LanguageVariable != NULL) {
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FreePool (LanguageVariable);
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}
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Status = ComponentName->GetControllerName (
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ComponentName,
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ControllerHandle,
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ChildHandle,
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BestLanguage,
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&ControllerName
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);
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}
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if (!EFI_ERROR (Status)) {
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return AllocateCopyPool (StrSize (ControllerName), ControllerName);
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} else {
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return ConvertDevicePathToText (
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DevicePathFromHandle (ChildHandle != NULL ? ChildHandle : ControllerHandle),
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FALSE,
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FALSE
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);
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}
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}
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/**
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Display a set of messages returned by the GetHealthStatus () service of the EFI Driver Health Protocol
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@param DriverHealthInfo Pointer to the Driver Health information entry.
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**/
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VOID
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BmDisplayMessages (
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IN EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO *DriverHealthInfo
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)
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{
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UINTN Index;
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EFI_STRING String;
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CHAR16 *ControllerName;
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if (DriverHealthInfo->MessageList == NULL ||
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DriverHealthInfo->MessageList[0].HiiHandle == NULL) {
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return;
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}
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ControllerName = BmGetControllerName (
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DriverHealthInfo->DriverHealthHandle,
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DriverHealthInfo->ControllerHandle,
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DriverHealthInfo->ChildHandle
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);
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DEBUG ((EFI_D_INFO, "Controller: %s\n", ControllerName));
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Print (L"Controller: %s\n", ControllerName);
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for (Index = 0; DriverHealthInfo->MessageList[Index].HiiHandle != NULL; Index++) {
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String = HiiGetString (
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DriverHealthInfo->MessageList[Index].HiiHandle,
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DriverHealthInfo->MessageList[Index].StringId,
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NULL
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);
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if (String != NULL) {
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Print (L" %s\n", String);
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DEBUG ((EFI_D_INFO, " %s\n", String));
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FreePool (String);
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}
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}
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if (ControllerName != NULL) {
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FreePool (ControllerName);
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}
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}
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/**
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The repair notify function.
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@param Value A value between 0 and Limit that identifies the current progress
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of the repair operation.
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@param Limit The maximum value of Value for the current repair operation.
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If Limit is 0, then the completion progress is indeterminate.
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For example, a driver that wants to specify progress in percent
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would use a Limit value of 100.
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@retval EFI_SUCCESS Successfully return from the notify function.
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**/
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EFI_STATUS
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EFIAPI
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BmRepairNotify (
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IN UINTN Value,
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IN UINTN Limit
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)
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{
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DEBUG ((EFI_D_INFO, "[BDS]RepairNotify: %d/%d\n", Value, Limit));
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Print (L"[BDS]RepairNotify: %d/%d\n", Value, Limit);
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return EFI_SUCCESS;
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}
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/**
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Collect the Driver Health status of a single controller.
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@param DriverHealthInfo A pointer to the array containing all of the platform driver health information.
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@param Count Return the updated array count.
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@param DriverHealthHandle The handle on which the Driver Health protocol instance is retrieved.
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@param ControllerHandle The handle of the controller..
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@param ChildHandle The handle of the child controller to retrieve the health
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status on. This is an optional parameter that may be NULL.
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@retval Status The status returned from GetHealthStatus.
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@retval EFI_ABORTED The health status is healthy so no further query is needed.
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**/
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EFI_STATUS
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BmGetSingleControllerHealthStatus (
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IN OUT EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO **DriverHealthInfo,
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IN OUT UINTN *Count,
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IN EFI_HANDLE DriverHealthHandle,
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IN EFI_HANDLE ControllerHandle, OPTIONAL
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IN EFI_HANDLE ChildHandle OPTIONAL
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)
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{
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EFI_STATUS Status;
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EFI_DRIVER_HEALTH_PROTOCOL *DriverHealth;
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EFI_DRIVER_HEALTH_HII_MESSAGE *MessageList;
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EFI_HII_HANDLE FormHiiHandle;
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EFI_DRIVER_HEALTH_STATUS HealthStatus;
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ASSERT (DriverHealthHandle != NULL);
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//
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// Retrieve the Driver Health Protocol from DriverHandle
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//
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Status = gBS->HandleProtocol (
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DriverHealthHandle,
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&gEfiDriverHealthProtocolGuid,
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(VOID **) &DriverHealth
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);
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ASSERT_EFI_ERROR (Status);
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if (ControllerHandle == NULL) {
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//
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// If ControllerHandle is NULL, the return the cumulative health status of the driver
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//
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Status = DriverHealth->GetHealthStatus (DriverHealth, NULL, NULL, &HealthStatus, NULL, NULL);
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if (!EFI_ERROR (Status) && HealthStatus == EfiDriverHealthStatusHealthy) {
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*DriverHealthInfo = ReallocatePool (
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(*Count) * sizeof (EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO),
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(*Count + 1) * sizeof (EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO),
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*DriverHealthInfo
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);
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ASSERT (*DriverHealthInfo != NULL);
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(*DriverHealthInfo)[*Count].DriverHealthHandle = DriverHealthHandle;
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(*DriverHealthInfo)[*Count].DriverHealth = DriverHealth;
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(*DriverHealthInfo)[*Count].HealthStatus = HealthStatus;
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*Count = *Count + 1;
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Status = EFI_ABORTED;
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}
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return Status;
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}
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MessageList = NULL;
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FormHiiHandle = NULL;
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//
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// Collect the health status with the optional HII message list
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//
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Status = DriverHealth->GetHealthStatus (DriverHealth, ControllerHandle, ChildHandle, &HealthStatus, &MessageList, &FormHiiHandle);
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if (!EFI_ERROR (Status)) {
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*DriverHealthInfo = ReallocatePool (
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(*Count) * sizeof (EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO),
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(*Count + 1) * sizeof (EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO),
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*DriverHealthInfo
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);
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ASSERT (*DriverHealthInfo != NULL);
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(*DriverHealthInfo)[*Count].DriverHealth = DriverHealth;
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(*DriverHealthInfo)[*Count].DriverHealthHandle = DriverHealthHandle;
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(*DriverHealthInfo)[*Count].ControllerHandle = ControllerHandle;
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(*DriverHealthInfo)[*Count].ChildHandle = ChildHandle;
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(*DriverHealthInfo)[*Count].HiiHandle = FormHiiHandle;
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(*DriverHealthInfo)[*Count].MessageList = MessageList;
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(*DriverHealthInfo)[*Count].HealthStatus = HealthStatus;
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*Count = *Count + 1;
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}
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return Status;
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}
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/**
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Return all the Driver Health information.
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When the cumulative health status of all the controllers managed by the
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driver who produces the EFI_DRIVER_HEALTH_PROTOCOL is healthy, only one
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EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO entry is created for such
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EFI_DRIVER_HEALTH_PROTOCOL instance.
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Otherwise, every controller creates one EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO
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entry. Additionally every child controller creates one
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EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO entry if the driver is a bus driver.
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@param Count Return the count of the Driver Health information.
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@retval NULL No Driver Health information is returned.
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@retval !NULL Pointer to the Driver Health information array.
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**/
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EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO *
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EFIAPI
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EfiBootManagerGetDriverHealthInfo (
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UINTN *Count
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)
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{
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EFI_STATUS Status;
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UINTN NumHandles;
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EFI_HANDLE *DriverHealthHandles;
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UINTN DriverHealthIndex;
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EFI_HANDLE *Handles;
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UINTN HandleCount;
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UINTN ControllerIndex;
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UINTN ChildIndex;
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EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO *DriverHealthInfo;
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//
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// Initialize local variables
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//
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*Count = 0;
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DriverHealthInfo = NULL;
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Handles = NULL;
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DriverHealthHandles = NULL;
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NumHandles = 0;
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HandleCount = 0;
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Status = gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiDriverHealthProtocolGuid,
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NULL,
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&NumHandles,
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&DriverHealthHandles
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);
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if (Status == EFI_NOT_FOUND || NumHandles == 0) {
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//
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// If there are no Driver Health Protocols handles, then return EFI_NOT_FOUND
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//
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return NULL;
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}
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ASSERT_EFI_ERROR (Status);
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ASSERT (DriverHealthHandles != NULL);
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//
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// Check the health status of all controllers in the platform
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// Start by looping through all the Driver Health Protocol handles in the handle database
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//
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for (DriverHealthIndex = 0; DriverHealthIndex < NumHandles; DriverHealthIndex++) {
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//
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// Get the cumulative health status of the driver
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//
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Status = BmGetSingleControllerHealthStatus (&DriverHealthInfo, Count, DriverHealthHandles[DriverHealthIndex], NULL, NULL);
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if (EFI_ERROR (Status)) {
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continue;
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}
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//
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// See if the list of all handles in the handle database has been retrieved
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//
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//
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if (Handles == NULL) {
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//
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// Retrieve the list of all handles from the handle database
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//
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Status = gBS->LocateHandleBuffer (
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AllHandles,
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NULL,
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NULL,
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&HandleCount,
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&Handles
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);
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ASSERT_EFI_ERROR (Status);
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}
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//
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// Loop through all the controller handles in the handle database
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//
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for (ControllerIndex = 0; ControllerIndex < HandleCount; ControllerIndex++) {
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Status = BmGetSingleControllerHealthStatus (&DriverHealthInfo, Count, DriverHealthHandles[DriverHealthIndex], Handles[ControllerIndex], NULL);
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if (EFI_ERROR (Status)) {
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continue;
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}
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//
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// Loop through all the child handles in the handle database
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//
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for (ChildIndex = 0; ChildIndex < HandleCount; ChildIndex++) {
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Status = BmGetSingleControllerHealthStatus (&DriverHealthInfo, Count, DriverHealthHandles[DriverHealthIndex], Handles[ControllerIndex], Handles[ChildIndex]);
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if (EFI_ERROR (Status)) {
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continue;
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}
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}
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}
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}
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Status = EFI_SUCCESS;
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if (Handles != NULL) {
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FreePool (Handles);
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}
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if (DriverHealthHandles != NULL) {
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FreePool (DriverHealthHandles);
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}
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return DriverHealthInfo;
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}
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||
|
|
/**
|
||
|
|
Free the Driver Health information array.
|
||
|
|
|
||
|
|
@param DriverHealthInfo Pointer to array of the Driver Health information.
|
||
|
|
@param Count Count of the array.
|
||
|
|
|
||
|
|
@retval EFI_SUCCESS The array is freed.
|
||
|
|
@retval EFI_INVALID_PARAMETER The array is NULL.
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
EFIAPI
|
||
|
|
EfiBootManagerFreeDriverHealthInfo (
|
||
|
|
EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO *DriverHealthInfo,
|
||
|
|
UINTN Count
|
||
|
|
)
|
||
|
|
{
|
||
|
|
UINTN Index;
|
||
|
|
|
||
|
|
for (Index = 0; Index < Count; Index++) {
|
||
|
|
if (DriverHealthInfo[Index].MessageList != NULL) {
|
||
|
|
FreePool (DriverHealthInfo[Index].MessageList);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return gBS->FreePool (DriverHealthInfo);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
Repair all the controllers according to the Driver Health status queried.
|
||
|
|
|
||
|
|
@param ReconnectRepairCount To record the number of recursive call of
|
||
|
|
this function itself.
|
||
|
|
**/
|
||
|
|
VOID
|
||
|
|
BmRepairAllControllers (
|
||
|
|
UINTN ReconnectRepairCount
|
||
|
|
)
|
||
|
|
{
|
||
|
|
EFI_STATUS Status;
|
||
|
|
EFI_BOOT_MANAGER_DRIVER_HEALTH_INFO *DriverHealthInfo;
|
||
|
|
EFI_DRIVER_HEALTH_STATUS HealthStatus;
|
||
|
|
UINTN Count;
|
||
|
|
UINTN Index;
|
||
|
|
BOOLEAN RepairRequired;
|
||
|
|
BOOLEAN ConfigurationRequired;
|
||
|
|
BOOLEAN ReconnectRequired;
|
||
|
|
BOOLEAN RebootRequired;
|
||
|
|
EFI_HII_HANDLE *HiiHandles;
|
||
|
|
EFI_FORM_BROWSER2_PROTOCOL *FormBrowser2;
|
||
|
|
UINT32 MaxRepairCount;
|
||
|
|
UINT32 RepairCount;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Configure PcdDriverHealthConfigureForm to ZeroGuid to disable driver health check.
|
||
|
|
//
|
||
|
|
if (IsZeroGuid (PcdGetPtr (PcdDriverHealthConfigureForm))) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
Status = gBS->LocateProtocol (&gEfiFormBrowser2ProtocolGuid, NULL, (VOID **) &FormBrowser2);
|
||
|
|
ASSERT_EFI_ERROR (Status);
|
||
|
|
|
||
|
|
MaxRepairCount = PcdGet32 (PcdMaxRepairCount);
|
||
|
|
RepairCount = 0;
|
||
|
|
|
||
|
|
do {
|
||
|
|
RepairRequired = FALSE;
|
||
|
|
ConfigurationRequired = FALSE;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Deal with Repair Required
|
||
|
|
//
|
||
|
|
DriverHealthInfo = EfiBootManagerGetDriverHealthInfo (&Count);
|
||
|
|
for (Index = 0; Index < Count; Index++) {
|
||
|
|
if (DriverHealthInfo[Index].HealthStatus == EfiDriverHealthStatusConfigurationRequired) {
|
||
|
|
ConfigurationRequired = TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (DriverHealthInfo[Index].HealthStatus == EfiDriverHealthStatusRepairRequired) {
|
||
|
|
RepairRequired = TRUE;
|
||
|
|
|
||
|
|
BmDisplayMessages (&DriverHealthInfo[Index]);
|
||
|
|
|
||
|
|
Status = DriverHealthInfo[Index].DriverHealth->Repair (
|
||
|
|
DriverHealthInfo[Index].DriverHealth,
|
||
|
|
DriverHealthInfo[Index].ControllerHandle,
|
||
|
|
DriverHealthInfo[Index].ChildHandle,
|
||
|
|
BmRepairNotify
|
||
|
|
);
|
||
|
|
if (!EFI_ERROR (Status) && !ConfigurationRequired) {
|
||
|
|
Status = DriverHealthInfo[Index].DriverHealth->GetHealthStatus (
|
||
|
|
DriverHealthInfo[Index].DriverHealth,
|
||
|
|
DriverHealthInfo[Index].ControllerHandle,
|
||
|
|
DriverHealthInfo[Index].ChildHandle,
|
||
|
|
&HealthStatus,
|
||
|
|
NULL,
|
||
|
|
NULL
|
||
|
|
);
|
||
|
|
if (!EFI_ERROR (Status) && (HealthStatus == EfiDriverHealthStatusConfigurationRequired)) {
|
||
|
|
ConfigurationRequired = TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (ConfigurationRequired) {
|
||
|
|
HiiHandles = HiiGetHiiHandles (NULL);
|
||
|
|
if (HiiHandles != NULL) {
|
||
|
|
for (Index = 0; HiiHandles[Index] != NULL; Index++) {
|
||
|
|
Status = FormBrowser2->SendForm (
|
||
|
|
FormBrowser2,
|
||
|
|
&HiiHandles[Index],
|
||
|
|
1,
|
||
|
|
PcdGetPtr (PcdDriverHealthConfigureForm),
|
||
|
|
0,
|
||
|
|
NULL,
|
||
|
|
NULL
|
||
|
|
);
|
||
|
|
if (!EFI_ERROR (Status)) {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
FreePool (HiiHandles);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
EfiBootManagerFreeDriverHealthInfo (DriverHealthInfo, Count);
|
||
|
|
RepairCount++;
|
||
|
|
} while ((RepairRequired || ConfigurationRequired) && ((MaxRepairCount == 0) || (RepairCount < MaxRepairCount)));
|
||
|
|
|
||
|
|
RebootRequired = FALSE;
|
||
|
|
ReconnectRequired = FALSE;
|
||
|
|
DriverHealthInfo = EfiBootManagerGetDriverHealthInfo (&Count);
|
||
|
|
for (Index = 0; Index < Count; Index++) {
|
||
|
|
|
||
|
|
BmDisplayMessages (&DriverHealthInfo[Index]);
|
||
|
|
|
||
|
|
if (DriverHealthInfo[Index].HealthStatus == EfiDriverHealthStatusReconnectRequired) {
|
||
|
|
Status = gBS->DisconnectController (DriverHealthInfo[Index].ControllerHandle, NULL, NULL);
|
||
|
|
if (EFI_ERROR (Status)) {
|
||
|
|
//
|
||
|
|
// Disconnect failed. Need to promote reconnect to a reboot.
|
||
|
|
//
|
||
|
|
RebootRequired = TRUE;
|
||
|
|
} else {
|
||
|
|
gBS->ConnectController (DriverHealthInfo[Index].ControllerHandle, NULL, NULL, TRUE);
|
||
|
|
ReconnectRequired = TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (DriverHealthInfo[Index].HealthStatus == EfiDriverHealthStatusRebootRequired) {
|
||
|
|
RebootRequired = TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
EfiBootManagerFreeDriverHealthInfo (DriverHealthInfo, Count);
|
||
|
|
|
||
|
|
|
||
|
|
DEBUG_CODE (
|
||
|
|
CHAR16 *ControllerName;
|
||
|
|
|
||
|
|
DriverHealthInfo = EfiBootManagerGetDriverHealthInfo (&Count);
|
||
|
|
for (Index = 0; Index < Count; Index++) {
|
||
|
|
ControllerName = BmGetControllerName (
|
||
|
|
DriverHealthInfo[Index].DriverHealthHandle,
|
||
|
|
DriverHealthInfo[Index].ControllerHandle,
|
||
|
|
DriverHealthInfo[Index].ChildHandle
|
||
|
|
);
|
||
|
|
DEBUG ((
|
||
|
|
EFI_D_INFO,
|
||
|
|
"%02d: %s - %s\n",
|
||
|
|
Index,
|
||
|
|
ControllerName,
|
||
|
|
mBmHealthStatusText[DriverHealthInfo[Index].HealthStatus]
|
||
|
|
));
|
||
|
|
if (ControllerName != NULL) {
|
||
|
|
FreePool (ControllerName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
EfiBootManagerFreeDriverHealthInfo (DriverHealthInfo, Count);
|
||
|
|
);
|
||
|
|
|
||
|
|
if (ReconnectRequired) {
|
||
|
|
if (ReconnectRepairCount < MAX_RECONNECT_REPAIR) {
|
||
|
|
BmRepairAllControllers (ReconnectRepairCount + 1);
|
||
|
|
} else {
|
||
|
|
DEBUG ((DEBUG_ERROR, "[%a:%d] Repair failed after %d retries.\n",
|
||
|
|
__FUNCTION__, __LINE__, ReconnectRepairCount));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (RebootRequired) {
|
||
|
|
DEBUG ((EFI_D_INFO, "[BDS] One of the Driver Health instances requires rebooting.\n"));
|
||
|
|
gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);
|
||
|
|
}
|
||
|
|
}
|