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Re: GRUB can't chainload Windows under Secure Boot


From: Giovanni Santini
Subject: Re: GRUB can't chainload Windows under Secure Boot
Date: Sat, 10 Dec 2016 19:29:48 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1

Il 10/12/2016 16:01, Andrei Borzenkov ha scritto:
> No, that's OK. The error is EFI_INVALID_PARAMETER which is rather
> unexpected at this point.
> 
> Stab in the dark - could you try to change loading from
> 
>   status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path,
>                        boot_image, size,
>                        &image_handle);
> 
> 
> into
> 
> 
>   status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path,
>                        0, 0,
>                        &image_handle);
> 
> I understand that you are loading file from ESP, so it should be
> directly accessible by firmware.
> 
> And yes, please use PRIxGRUB_UINT64_T instead so code is printed in hex,
> it is more readable.
> 

So, changes were made, and the error become:
800000000000000e
I am adding the additional patch I've created for testing, just to be
sure I'm doing stuff properly.

-- 
Giovanni Santini
My blog: http://giovannisantini.tk
My code: https://git{hub,lab}.com/ItachiSan
My GPG: 2FADEBF5

Attachment: 0006-Fixes.patch
Description: Text Data


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