linux-kernel - Re: [PATCH 00/16] remove eight obsolete architectures

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Message-ID: <CAK8P3a01pfvsdM1mR8raU9dA7p4H-jRJz2Y8-+KEY76W_Mukpg@mail.gmail.com>
Date:   Thu, 15 Mar 2018 11:42:25 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Hannes Reinecke <hare@...e.de>
Cc:     David Howells <dhowells@...hat.com>,
        linux-arch <linux-arch@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        linux-block <linux-block@...r.kernel.org>,
        IDE-ML <linux-ide@...r.kernel.org>,
        "open list:HID CORE LAYER" <linux-input@...r.kernel.org>,
        Networking <netdev@...r.kernel.org>,
        linux-wireless <linux-wireless@...r.kernel.org>,
        linux-pwm@...r.kernel.org, linux-rtc@...r.kernel.org,
        linux-spi <linux-spi@...r.kernel.org>, linux-usb@...r.kernel.org,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-fbdev@...r.kernel.org, linux-watchdog@...r.kernel.org,
        Linux FS-devel Mailing List <linux-fsdevel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>
Subject: Re: [PATCH 00/16] remove eight obsolete architectures

On Thu, Mar 15, 2018 at 10:59 AM, Hannes Reinecke <hare@...e.de> wrote:
> On 03/15/2018 10:42 AM, David Howells wrote:
>> Do we have anything left that still implements NOMMU?
>>
> RISC-V ?
> (evil grin :-)

Is anyone producing a chip that includes enough of the Privileged ISA spec
to have things like system calls, but not the MMU parts?

I thought at least initially the kernel only supports hardware that has a rather
complete feature set.

       Arnd