linux-kernel - Re: Security Random Number Generator support

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Message-ID: <1592531264.19628.2.camel@mtkswgap22>
Date:   Fri, 19 Jun 2020 09:47:44 +0800
From:   Neal Liu <neal.liu@...iatek.com>
To:     Marc Zyngier <maz@...nel.org>
CC:     Neal Liu <neal.liu@...iatek.com>,
        Julius Werner <jwerner@...gle.com>,
        Ard Biesheuvel <ardb@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        Sean Wang <sean.wang@...nel.org>,
        <linux-mediatek@...ts.infradead.org>,
        lkml <linux-kernel@...r.kernel.org>,
        wsd_upstream <wsd_upstream@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
        Matt Mackall <mpm@...enic.com>,
        "Matthias Brugger" <matthias.bgg@...il.com>,
        Crystal Guo (郭晶) 
        <Crystal.Guo@...iatek.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        <Jose.Marinho@....com>
Subject: Re: Security Random Number Generator support

Hi Marc,

On Thu, 2020-06-18 at 10:50 +0100, Marc Zyngier wrote:
> On 2020-06-03 08:54, Neal Liu wrote:
> 
> Hi Neal,
> 
> > Do you know which ARM expert could edict this standard?
> > Or is there any chance that we can make one? And be reviewed by
> > maintainers?
> 
> It appears that ARM just released a beta version of the spec at [1].
> 
> I'd encourage you (and anyone else) to have a look at it and provide 
> feedback to ARM.
> 
> Thanks,
> 
>          M.
> 
> [1] 
> https://developer.arm.com/-/media/Files/pdf/DEN0098-True_Random_Number_Generator_Firmware_Interface-1.0BET2.pdf

I also received this spec from ARM. I'll take a look and see if it meets
our needs.
Thanks for your sharing.