Re: GRUB can't chainload Windows under Secure Boot

[Giovanni Santini]

Il 09/12/2016 04:41, Andrei Borzenkov ha scritto:
> Edit grub-core/loader/efi/chainloader.c, print EFI status when loading
> fails, then we at least know why it fails. This is in function
> grub_cmd_chainloader, after call to b->load_image.
> 
>   status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path,
>                        boot_image, size,
>                        &image_handle);
>   if (status != GRUB_EFI_SUCCESS)
>     {
>       if (status == GRUB_EFI_OUT_OF_RESOURCES)
>         grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of resources");
>       else
>         grub_error (GRUB_ERR_BAD_OS, "cannot load image");
> 
>       goto fail;
>     }
> 
> Change to
> 
> grub_error (GRUB_ERROR_BAD_OS, "cannot load image: %08x", status)
> 
> 

Line changed, the error code is
00000002

Hope this give some clues.

-- 
Giovanni Santini
My blog: http://giovannisantini.tk
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