From: Saqib Khan <saqib.khan2011@gmail.com>
To: edk2-devel@lists.01.org
Subject: Re: EFI hanging at EfiBootManagerRefreshAllBootOption
Date: Wed, 5 Oct 2016 17:36:53 +0500 [thread overview]
Message-ID: <CAF=YJJ_bpfNXYqNAv+Zgd6hnkpxg0fBpFaFwDvpz7oYccr-F7w@mail.gmail.com> (raw)
In-Reply-To: <CAF=YJJ-R6qCkDriRP8otvy71R0cYTOYi0FtSiC=ABfFcBE=dkQ@mail.gmail.com>
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
IntelFrameworkPkg/IntelFrameworkPkg.dec
IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec
ShellPkg/ShellPkg.dec
[LibraryClasses]
HiiLib
DebugLib
UefiLib
MemoryAllocationLib
UefiBootServicesTableLib
UefiApplicationEntryPoint
UefiBootManagerLib
LegacyBootManagerLib
I have figured out that if I add LegacyBootManagerLib it hangs at
EfiBootManagerRefreshAllBootOption() . any idea why this behaviour?
I want to boot legacy so i need legacyBootManagerLib...
On Wed, Oct 5, 2016 at 4:35 PM, Saqib Khan <saqib.khan2011@gmail.com> wrote:
> Hi ,
> I am working on a Boot manager
> I have following set-up
> in USB i have directory EFI->BOOT->Bootx64.efi(my EFI)
>
>
> My EFI does load an image, before that I am trying to
> EfiBootManagerRefreshAllBootOption () I am trying to refresh all but
> option .but it hangs on EfiBootManagerRefreshAllBootOption () .
>
> I have shared code I have bold and underlined where it is hanging, any
> idea what might be the reason?
>
>
> Here is Code :
>
> EFI_STATUS
> EFIAPI
> BootManagerMenuEntry (
> IN EFI_HANDLE ImageHandle,
> IN EFI_SYSTEM_TABLE *SystemTable
> )
> {
>
> EFI_BOOT_MANAGER_LOAD_OPTION *BootOption;
> UINTN BootOptionCount;
> EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
> EFI_BOOT_LOGO_PROTOCOL *BootLogo;
> EFI_STATUS Status;
> UINTN BootVariableSize;
>
> CHAR16 *Name;
> UINTN NewNameSize;
> UINTN NameSize;
> UINTN i;
>
> EFI_GUID VarGuid;
> VOID* Value;
> UINTN Index;
>
> EFI_DEVICE_PATH_PROTOCOL *DevicePathProtocol;
>
> EFI_LOADED_IMAGE_PROTOCOL* LoadedImageProtocol;
>
>
>
> BootLogo = NULL;
> Status = gBS->LocateProtocol (&gEfiBootLogoProtocolGuid, NULL, (VOID **)
> &BootLogo);
> if (!EFI_ERROR (Status) && (BootLogo != NULL)) {
> Status = BootLogo->SetBootLogo (BootLogo, NULL, 0, 0, 0, 0);
> ASSERT_EFI_ERROR (Status);
> }
>
> gBS->SetWatchdogTimer (0x0000, 0x0000, 0x0000, NULL);
>
> gStringPackHandle = HiiAddPackages (
> &gEfiCallerIdGuid,
> gImageHandle,
> BootManagerMenuAppStrings,
> NULL
> );
> ASSERT (gStringPackHandle != NULL);
>
>
>
> Print(L"ConnectBootManager\n");
> EfiBootManagerConnectAll ();
> Print(L"Connected BootManager\n");
>
> *----->EfiBootManagerRefreshAllBootOption (); *//Here it gets hang
> Print(L"All option refreshed\n");
>
> BootOption = EfiBootManagerGetLoadOptions (&BootOptionCount,
> LoadOptionTypeBoot);
> Print(L"Alloption refreshed fdfdf\n");
> //legacybootoptionrefresh();
> //LegacyBootManager(BootOption);
> //EfiBootManagerRegisterLegacyBootSupport(legacybootoptionrefresh,
> LegacyBootManager
>
>
>
> Status = gBS->LocateProtocol (&gEfiLegacyBiosProtocolGuid, NULL, (VOID
> **) &LegacyBios);
> if (EFI_ERROR (Status)) {
> //
> // If no LegacyBios protocol we do not support legacy boot
> //
> Print(L"Boot not suported [%X]\n",Status);
> //BootOption->Status = EFI_UNSUPPORTED;
> // return;
> }
>
>
>
>
>
>
>
>
> //UINTN ExitDataSizePtr;
> //UINTN HandleCount;
> //UINTN ScratchBufferSize = 0;
> //EFI_HANDLE *HandleBuffer;
>
> //EFI_BOOT_LOGO_PROTOCOL *BootLogo;
>
> Status=gBS->HandleProtocol(
> ImageHandle,
> &gEfiLoadedImageProtocolGuid,
> (VOID**)&LoadedImageProtocol
> );
>
>
> Status=gBS->HandleProtocol(
> LoadedImageProtocol->DeviceHandle,
> &gEfiDevicePathProtocolGuid,
> (VOID**)&DevicePathProtocol
> );
> Print (L"Image device : %s\n",ConvertDevicePathToText
> (DevicePathProtocol,TRUE,TRUE));
> Print (L"Image file: %s\n",ConvertDevicePathToText
> (LoadedImageProtocol->FilePath,TRUE,TRUE));
> Print (L"Image Base: %X\n",LoadedImageProtocol->ImageBase);
> Print (L"Image Size: %X\n",LoadedImageProtocol->ImageSize);
>
> Value =NULL ;
> /*Print All Boot option*/
>
> //Print all BOOT#### Load Options
> NameSize = sizeof(CHAR16);
> Name = AllocateZeroPool(NameSize);
> for (i=0; ;i++ ){
> NewNameSize = NameSize;
> //search all EFI variables
> Status = gRT->GetNextVariableName (&NewNameSize, Name, &VarGuid);
> if (Status == EFI_BUFFER_TOO_SMALL) {
> Name = ReallocatePool (NameSize, NewNameSize, Name);
> Status = gRT->GetNextVariableName (&NewNameSize, Name, &VarGuid);
> NameSize = NewNameSize;
> }
> //
> if (Status == EFI_NOT_FOUND) {
> break;
> }
> //skip if not Global variable
> if (!CompareGuid(&VarGuid, &gEfiGlobalVariableGuid))
> continue;
> //check BOOT#### variable
> if(!StrnCmp(Name, L"Boot", 4) &&
> isitDigit(Name[4]) && isitDigit(Name[5]) &&
> isitDigit(Name[6]) && isitDigit(Name[7]))
> {
> Print(L"%s:", Name);
> //get BOOT####
> // Status = gRT->GetVariable((CHAR16 *)Name,
> &gEfiGlobalVariableGuid, &BootVariableSize, NULL);
> Status = gRT->GetVariable ((CHAR16 *)Name,
> &gEfiGlobalVariableGuid, NULL, &BootVariableSize, Value);
> //print attribute
>
> //print EFI_LOAD_OPTION description
> Print(L" %s",(CHAR16 *)(Name+3));
> Print(L"\n");
>
> }
> }
>
>
> LoadImageFromFile (L"\\Hello.efi");
>
> SystemTable->ConOut->OutputString (
> SystemTable->ConOut,
> L"\n\r\n\r\n\rHit any key to exit\n\r");
> SystemTable->BootServices->WaitForEvent (
> 1,
> &(SystemTable->ConIn->WaitForKey),
> &Index);
>
>
>
>
> return Status;
>
> }
>
>
> --
> Regards
> Saqib Ahmed Khanzada
>
--
Regards
Saqib Ahmed Khanzada
prev parent reply other threads:[~2016-10-05 12:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-05 11:35 EFI hanging at EfiBootManagerRefreshAllBootOption Saqib Khan
2016-10-05 12:36 ` Saqib Khan [this message]
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