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[95.120.215.139]) by smtp.gmail.com with ESMTPSA id v20sm1772174wml.26.2019.10.17.04.52.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Oct 2019 04:52:53 -0700 (PDT) References: <20191016101241.24405-1-slp@redhat.com> <20191016101241.24405-14-slp@redhat.com> <87ftjrhcq7.fsf@redhat.com> <6e84a3fb-0ded-6302-af44-a1d70eea60fa@redhat.com> User-agent: mu4e 1.2.0; emacs 26.2 From: Sergio Lopez To: Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= Subject: Re: [PATCH v10 13/15] docs/microvm.rst: document the new microvm machine type In-reply-to: <6e84a3fb-0ded-6302-af44-a1d70eea60fa@redhat.com> Date: Thu, 17 Oct 2019 13:52:50 +0200 Message-ID: <87d0evh9m5.fsf@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ehabkost@redhat.com, mst@redhat.com, qemu-devel@nongnu.org, groug@kaod.org, kraxel@redhat.com, pbonzini@redhat.com, imammedo@redhat.com, sgarzare@redhat.com, lersek@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Philippe Mathieu-Daud=C3=A9 writes: > On 10/17/19 12:45 PM, Sergio Lopez wrote: >> >> Philippe Mathieu-Daud=C3=A9 writes: >> >>> Hi Sergio, >>> >>> On 10/16/19 12:12 PM, Sergio Lopez wrote: >>>> +Supported devices >>>> +----------------- >>>> + >>>> +The microvm machine type supports the following devices: >>>> + >>>> +- ISA bus >>>> +- i8259 PIC (optional) >>>> +- i8254 PIT (optional) >>>> +- MC146818 RTC (optional) >>>> +- One ISA serial port (optional) >>>> +- LAPIC >>>> +- IOAPIC (with kernel-irqchip=3Dsplit by default) >>>> +- kvmclock (if using KVM) >>>> +- fw_cfg >>>> +- Up to eight virtio-mmio devices (configured by the user) >>> >>> If we have VirtIO devices, why not use virtio-serial instead of the >>> one on the ISA bus? >> >> The serial port on the ISA bus is simpler, and thus is supported for >> both SeaBIOS debugging and Linux's earlyprintk. This makes it *very* >> convenient for debugging boot issues. > > "... but it's also compatible with SeaBIOS" > > OK. Maybe we can add a comment such "These devices are the minimum > required to run SeaBIOS" in the 'Supported devices' section. Well, that's not exactly true. SeaBIOS works without a serial port, it's just you can't get it to send its debugging messages anywhere (which most people won't see anyway). Sergio. >> >> Also, as it's explained in the documentation, users that no longer need >> it can disable the device and just rely on virtio-console. >> >> Sergio. >> --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEvtX891EthoCRQuii9GknjS8MAjUFAl2oVhIACgkQ9GknjS8M AjWpvBAAonw3XrsDPxBKG5S3Fc0cGjnZ2odGA2BQvYnuXLSag83meMtTLwOBReSg PhZ5FkM4dR0BmOubiv3V/nI7mkNT4Lt7Kf1fe/lWZ6kKGIe9NjcGPMJuYz6iR59g O5wJqxJ4bTuwIVdhHgAJd1trmoxB+yHXxcgkCE90nFWuXoTU6MNeXoIUkmaISCFd P3xj6X8xihMnExOL79qAnuljLr54vfGDvtzSywWRegaeKub7ePGlLK7nx30NsPVB 7CE2kW5h5YnNGZODopGwxkR1cKe6RCHz4pJCJDhkvzl3Ls7gKEQQxHn1opJD1yyZ Eol3Ex4Z4TecExnqbGDEzF0cXIXBxjll7DepVdGTZYJrir6+W7O0REtbSVSxSm4J PyUQuWJ5JhC457QPYp9nPp5CgUfJFid0GwsbofjXXyu+eujC7nrQa5P7bNKyi35u UjCZirSnOYcex/jEvTYjMWqrsXCRcBBU8inLvJc/xuowwEz2kqxMClku4iszgVkr AH/TjIhWSldxRJNed9VH8b3lLrH7bYIAgjrsySks+GPZ7x6ak101k2H+XR/9HCot 520uqRehcexblnSpwKeDoj8T1GlOc9f/ImXTSpsI14fRaoB0FVWtY+qttx+URWOE t6+LHZlZQxdfqljjDLzxz28ZbF1jdlZQmCz/MctF0Xp6W6igkwo= =gX5s -----END PGP SIGNATURE----- --=-=-=--