linux-kernel - Re: [PATCH v2] efi: libstub: add support for the apple_set

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Date: Mon, 1 Jul 2024 08:02:55 +0000
From: Aditya Garg <gargaditya08@...e.com>
To: Ard Biesheuvel <ardb@...nel.org>
CC: Lukas Wunner <lukas@...ner.de>, Hans de Goede <hdegoede@...hat.com>, Linux
 Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>, Kerem Karabay
	<kekrby@...il.com>, Orlando Chamberlain <orlandoch.dev@...il.com>
Subject: Re: [PATCH v2] efi: libstub: add support for the apple_set_os
 protocol



> On 1 Jul 2024, at 1:23 PM, Aditya Garg <gargaditya08@...e.com> wrote:
> 
> 
> 
>>> On 1 Jul 2024, at 1:21 PM, Ard Biesheuvel <ardb@...nel.org> wrote:
>>> 
>>> On Mon, 1 Jul 2024 at 09:44, Lukas Wunner <lukas@...ner.de> wrote:
>>> 
>>>> On Mon, Jul 01, 2024 at 09:30:34AM +0200, Ard Biesheuvel wrote:
>>>> Assuming that Intel Macs implement the EFI SMBIOS protocol, reusing
>>>> the existing pieces should be rather straight-forward. Something like
>>>> the below should work in that case (whitespace damage courtesy of
>>>> gmail)
>>>> 
>>>> Note that the smbios.c  libstub source file needs some changes to
>>>> build correctly for x86 with CONFIG_EFI_MIXED=y, but I can take care
>>>> of that.
>>> 
>>> Orlando, Aditya, could you test Ard's patch with CONFIG_EFI_MIXED=n?
>>> 
>> 
>> Yes, please test so we can check whether Intel Macs expose this
>> protocol in the first place.
> 
> Sure

IIRC, t2 macs do not support SMBIOS, but I'll test this anyways.