On Mon, 2 Mar 2020 at 14:09, Pete Batard <p...@akeo.ie> wrote:
>
> On 2020.03.02 03:08, Andrei Warkentin via Groups.Io wrote:
> > Back in RaspberryPiPkg (before upstream Pi 3) support, I wrote
> > some extra code in PlatformBootManagerLib and BootGraphicsResourceTableDxe
> > to clear out the logo/BGRT, so that Windows would always show its own
> > logo instead of the platform logo. It kind of made sense back in the day,
> > when they only portion of Windows that "ran" on Pi 3 was the part that
> > could display a logo before BSODing...
> >
> > The code in PlatformBootManagerLib (that this patch is removing) only
> > worked with the matching BootGraphicsResourceTableDxe change*** that
> > never got upstreamed. Moreover, Windows (for logo/cert) requires BGRT
> > so these kinds of shennigans aren't worth the effort.
> >
> > So, remove the dead code.
> >
> > ***https://github.com/andreiw/RaspberryPiPkg/blob/master/edk2Patches/0003-BootGraphicsResourceTableDxe-properly-handle-SetBoot.patch
> >
> > Signed-off-by: Andrei Warkentin <awarken...@vmware.com>
> > ---
> >   .../PlatformBootManagerLib/PlatformBm.c        | 18 ------------------
> >   .../PlatformBootManagerLib.inf                 |  1 -
> >   2 files changed, 19 deletions(-)
> >
> > diff --git 
> > a/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBm.c 
> > b/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBm.c
> > index 12c3829d28..996ba8f399 100644
> > --- a/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBm.c
> > +++ b/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBm.c
> > @@ -25,7 +25,6 @@
> >   #include <Protocol/LoadedImage.h>
> >   #include <Guid/EventGroup.h>
> >   #include <Guid/TtyTerm.h>
> > -#include <Protocol/BootLogo.h>
> >
> >   #include "PlatformBm.h"
> >
> > @@ -691,7 +690,6 @@ PlatformBootManagerWaitCallback (
> >     EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION White;
> >     UINT16                              Timeout;
> >     EFI_STATUS                          Status;
> > -  EFI_BOOT_LOGO_PROTOCOL *BootLogo;
> >
> >     Timeout = PcdGet16 (PcdPlatformBootTimeOut);
> >
> > @@ -711,22 +709,6 @@ PlatformBootManagerWaitCallback (
> >     } else {
> >       Print (L".");
> >     }
> > -
> > -  if (TimeoutRemain == 0) {
> > -    BootLogo = NULL;
> > -
> > -    //
> > -    // Clear out the boot logo so that Windows displays its own logo
> > -    // instead of ours.
> > -    //
> > -    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);
> > -    };
> > -
> > -    gST->ConOut->ClearScreen (gST->ConOut);
> > -  }
> >   }
> >
> >   /**
> > diff --git 
> > a/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
> >  
> > b/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
> > index 79b75d667f..e40b3f096a 100644
> > --- 
> > a/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
> > +++ 
> > b/Platform/RaspberryPi/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
> > @@ -81,4 +81,3 @@
> >     gEfiSimpleFileSystemProtocolGuid
> >     gEsrtManagementProtocolGuid
> >     gEfiUsb2HcProtocolGuid
> > -  gEfiBootLogoProtocolGuid
> >
>
> Reviewed-By & Tested-By: Pete Batard <p...@akeo.ie>
>

Thanks Pete

This patch does not apply though. Could someone send a non-email
mangled version that applies onto edk2-platforms? Thanks.

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