audk/MdeModulePkg/Universal/BdsDxe/BootMngr/BootManager.c

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/** @file
The platform boot manager reference implement
Copyright (c) 2004 - 2008, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BootManager.h"
UINT16 mKeyInput;
EFI_GUID mBootManagerGuid = BOOT_MANAGER_FORMSET_GUID;
LIST_ENTRY *mBootOptionsList;
BDS_COMMON_OPTION *gOption;
BOOT_MANAGER_CALLBACK_DATA gBootManagerPrivate = {
BOOT_MANAGER_CALLBACK_DATA_SIGNATURE,
NULL,
NULL,
{
FakeExtractConfig,
FakeRouteConfig,
BootManagerCallback
}
};
/**
This call back funtion is registered with Boot Manager formset.
When user selects a boot option, this call back function will
be triggered. The boot option is saved for later processing.
@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
@param Action Specifies the type of action taken by the browser.
@param QuestionId A unique value which is sent to the original exporting driver
so that it can identify the type of data to expect.
@param Type The type of value for the question.
@param Value A pointer to the data being sent to the original exporting driver.
@param ActionRequest On return, points to the action requested by the callback function.
@retval EFI_SUCCESS The callback successfully handled the action.
@retval EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
**/
EFI_STATUS
EFIAPI
BootManagerCallback (
IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
IN EFI_BROWSER_ACTION Action,
IN EFI_QUESTION_ID QuestionId,
IN UINT8 Type,
IN EFI_IFR_TYPE_VALUE *Value,
OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
)
{
BDS_COMMON_OPTION *Option;
LIST_ENTRY *Link;
UINT16 KeyCount;
if ((Value == NULL) || (ActionRequest == NULL)) {
return EFI_INVALID_PARAMETER;
}
//
// Initialize the key count
//
KeyCount = 0;
for (Link = mBootOptionsList->ForwardLink; Link != mBootOptionsList; Link = Link->ForwardLink) {
Option = CR (Link, BDS_COMMON_OPTION, Link, BDS_LOAD_OPTION_SIGNATURE);
KeyCount++;
gOption = Option;
//
// Is this device the one chosen?
//
if (KeyCount == QuestionId) {
//
// Assigning the returned Key to a global allows the original routine to know what was chosen
//
mKeyInput = QuestionId;
//
// Request to exit SendForm(), so that we could boot the selected option
//
*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
break;
}
}
return EFI_SUCCESS;
}
/**
Registers HII packages for the Boot Manger to HII Database.
It also registers the browser call back function.
@return EDES_TODO: Add description for return value
**/
EFI_STATUS
InitializeBootManager (
VOID
)
{
EFI_STATUS Status;
EFI_HII_PACKAGE_LIST_HEADER *PackageList;
//
// Create driver handle used by HII database
//
Status = HiiLibCreateHiiDriverHandle (&gBootManagerPrivate.DriverHandle);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Install Config Access protocol to driver handle
//
Status = gBS->InstallProtocolInterface (
&gBootManagerPrivate.DriverHandle,
&gEfiHiiConfigAccessProtocolGuid,
EFI_NATIVE_INTERFACE,
&gBootManagerPrivate.ConfigAccess
);
ASSERT_EFI_ERROR (Status);
//
// Publish our HII data
//
PackageList = HiiLibPreparePackageList (2, &mBootManagerGuid, BootManagerVfrBin, BdsDxeStrings);
ASSERT (PackageList != NULL);
Status = gHiiDatabase->NewPackageList (
gHiiDatabase,
PackageList,
gBootManagerPrivate.DriverHandle,
&gBootManagerPrivate.HiiHandle
);
FreePool (PackageList);
return Status;
}
/**
This funtion invokees Boot Manager. If all devices have not a chance to be connected,
the connect all will be triggered. It then enumerate all boot options. If
a boot option from the Boot Manager page is selected, Boot Manager will boot
from this boot option.
**/
VOID
CallBootManager (
VOID
)
{
EFI_STATUS Status;
BDS_COMMON_OPTION *Option;
LIST_ENTRY *Link;
EFI_HII_UPDATE_DATA UpdateData;
CHAR16 *ExitData;
UINTN ExitDataSize;
EFI_STRING_ID Token;
EFI_INPUT_KEY Key;
LIST_ENTRY BdsBootOptionList;
CHAR16 *HelpString;
EFI_STRING_ID HelpToken;
UINT16 *TempStr;
EFI_HII_HANDLE HiiHandle;
EFI_BROWSER_ACTION_REQUEST ActionRequest;
UINTN TempSize;
gOption = NULL;
InitializeListHead (&BdsBootOptionList);
//
// Connect all prior to entering the platform setup menu.
//
if (!gConnectAllHappened) {
BdsLibConnectAllDriversToAllControllers ();
gConnectAllHappened = TRUE;
}
//
// BugBug: Here we can not remove the legacy refresh macro, so we need
// get the boot order every time from "BootOrder" variable.
// Recreate the boot option list base on the BootOrder variable
//
BdsLibEnumerateAllBootOption (&BdsBootOptionList);
mBootOptionsList = &BdsBootOptionList;
HiiHandle = gBootManagerPrivate.HiiHandle;
//
// Allocate space for creation of UpdateData Buffer
//
UpdateData.BufferSize = 0x1000;
UpdateData.Offset = 0;
UpdateData.Data = AllocateZeroPool (0x1000);
ASSERT (UpdateData.Data != NULL);
mKeyInput = 0;
for (Link = BdsBootOptionList.ForwardLink; Link != &BdsBootOptionList; Link = Link->ForwardLink) {
Option = CR (Link, BDS_COMMON_OPTION, Link, BDS_LOAD_OPTION_SIGNATURE);
//
// At this stage we are creating a menu entry, thus the Keys are reproduceable
//
mKeyInput++;
//
// Don't display the boot option marked as LOAD_OPTION_HIDDEN
//
if (Option->Attribute & LOAD_OPTION_HIDDEN) {
continue;
}
HiiLibNewString (HiiHandle, &Token, Option->Description);
TempStr = DevicePathToStr (Option->DevicePath);
TempSize = StrSize (TempStr);
HelpString = AllocateZeroPool (TempSize + StrSize (L"Device Path : "));
StrCat (HelpString, L"Device Path : ");
StrCat (HelpString, TempStr);
HiiLibNewString (HiiHandle, &HelpToken, HelpString);
CreateActionOpCode (
mKeyInput,
Token,
HelpToken,
EFI_IFR_FLAG_CALLBACK,
0,
&UpdateData
);
}
IfrLibUpdateForm (
HiiHandle,
&mBootManagerGuid,
BOOT_MANAGER_FORM_ID,
LABEL_BOOT_OPTION,
FALSE,
&UpdateData
);
FreePool (UpdateData.Data);
//
// Drop the TPL level from TPL_APPLICATION to TPL_APPLICATION
//
gBS->RestoreTPL (TPL_APPLICATION);
ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
Status = gFormBrowser2->SendForm (
gFormBrowser2,
&HiiHandle,
1,
NULL,
0,
NULL,
&ActionRequest
);
if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
EnableResetRequired ();
}
if (gOption == NULL) {
gBS->RaiseTPL (TPL_APPLICATION);
return ;
}
//
//Will leave browser, check any reset required change is applied? if yes, reset system
//
SetupResetReminder ();
//
// Raise the TPL level back to TPL_APPLICATION
//
gBS->RaiseTPL (TPL_APPLICATION);
//
// parse the selected option
//
Status = BdsLibBootViaBootOption (gOption, gOption->DevicePath, &ExitDataSize, &ExitData);
if (!EFI_ERROR (Status)) {
gOption->StatusString = GetStringById (STRING_TOKEN (STR_BOOT_SUCCEEDED));
PlatformBdsBootSuccess (gOption);
} else {
gOption->StatusString = GetStringById (STRING_TOKEN (STR_BOOT_FAILED));
PlatformBdsBootFail (gOption, Status, ExitData, ExitDataSize);
gST->ConOut->OutputString (
gST->ConOut,
GetStringById (STRING_TOKEN (STR_ANY_KEY_CONTINUE))
);
gBS->RestoreTPL (TPL_APPLICATION);
//
// BdsLibUiWaitForSingleEvent (gST->ConIn->WaitForKey, 0);
//
gBS->RaiseTPL (TPL_APPLICATION);
gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
}
}