[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <CADQ0-X91QS8F1UA4Yzj8skk-q+F_5XaU=jQiew_TBpxV7=X5PA@mail.gmail.com>
Date: Wed, 2 Aug 2023 11:50:22 +0900
From: Masahisa Kojima <masahisa.kojima@...aro.org>
To: Randy Dunlap <rdunlap@...radead.org>
Cc: Ard Biesheuvel <ardb@...nel.org>,
Jens Wiklander <jens.wiklander@...aro.org>,
Jan Kiszka <jan.kiszka@...mens.com>,
Sumit Garg <sumit.garg@...aro.org>,
linux-kernel@...r.kernel.org, op-tee@...ts.trustedfirmware.org,
Ilias Apalodimas <ilias.apalodimas@...aro.org>,
Johan Hovold <johan+linaro@...nel.org>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
linux-efi@...r.kernel.org,
linux-stm32@...md-mailman.stormreply.com,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v7 3/5] efi: Add tee-based EFI variable driver
On Tue, 1 Aug 2023 at 00:05, Randy Dunlap <rdunlap@...radead.org> wrote:
>
>
>
> On 7/30/23 23:50, Masahisa Kojima wrote:
> > diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
> > index 043ca31c114e..aa38089d1e4a 100644
> > --- a/drivers/firmware/efi/Kconfig
> > +++ b/drivers/firmware/efi/Kconfig
> > @@ -287,3 +287,18 @@ config UEFI_CPER_X86
> > bool
> > depends on UEFI_CPER && X86
> > default y
> > +
> > +config TEE_STMM_EFI
> > + tristate "TEE based EFI runtime variable service driver"
>
> TEE-based
OK.
>
> > + depends on EFI && OPTEE && !EFI_VARS_PSTORE
> > + help
> > + Select this config option if TEE is compiled to include StandAloneMM
> > + as a separate secure partition it has the ability to check and store
>
> partition. It has the ability
OK.
Thank you for your review.
Regards,
Masahisa Kojima
>
> > + EFI variables on an RPMB or any other non-volatile medium used by
> > + StandAloneMM.
> > +
> > + Enabling this will change the EFI runtime services from the firmware
> > + provided functions to TEE calls.
> > +
> > + To compile this driver as a module, choose M here: the module
> > + will be called tee_stmm_efi.
>
> --
> ~Randy
Powered by blists - more mailing lists