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Fri, 18 Nov 2022 02:03:28 -0500 (EST) Date: Fri, 18 Nov 2022 08:03:26 +0100 From: Klaus Jensen To: Jeremy Kerr Cc: qemu-devel@nongnu.org, Andrew Jeffery , Keith Busch , Corey Minyard , Peter Delevoryas , qemu-arm@nongnu.org, Peter Maydell , qemu-block@nongnu.org, Joel Stanley , =?utf-8?Q?C=C3=A9dric?= Le Goater , Klaus Jensen , Matt Johnston Subject: Re: [PATCH RFC 2/3] hw/i2c: add mctp core Message-ID: References: <20221116084312.35808-1-its@irrelevant.dk> <20221116084312.35808-3-its@irrelevant.dk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ykwJR3w6uZWZ7KF9" Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=64.147.123.24; envelope-from=its@irrelevant.dk; helo=wout1-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org --ykwJR3w6uZWZ7KF9 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Nov 18 14:15, Jeremy Kerr wrote: > Hi Klaus, >=20 > > With those changes, I can get control protocol going, and multi- > > packet messages work. >=20 > Ah, I also needed a change to the aspeed I2C driver, as I'm seeing > the interrupt handler being invoked with both a stop and a start event > pending. >=20 I had to reverse the target mode functionality in QEMU from the linux driver, so I am really not too sure if having START and STOP set in the interrupt register is allowed behavior or not (or if we are doing something wrong in the target mode implementation). I guess thats a question for Aspeed I2C maintainers (here and on lkml). --ykwJR3w6uZWZ7KF9 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEUigzqnXi3OaiR2bATeGvMW1PDekFAmN3Lj4ACgkQTeGvMW1P DekSewgAsu3srbmXMnR0J+ln6BWk8ubEmdRUUzfRJwx5Y8FWDtDEpi0fJ2Yhsl+H p4LIhWzoq0SkiQ1kwPxJZX6Wc1ouP4S4G+LM3GNbdcPeenXhZmNiJHmZoDhusPfi 3rZazzuUFa0aURXOzdmVyftzwQjiBL1jblyeVu/LUs3UmJAWmbAU8aa7quX/QHl1 BsO/vfbN58dbWFvVa3tPn3VoBXXbAi6BduGVr6ch8sfXtbfra+RVL5bHb+rRaIaI 3HGZ0ErF/CD3w7H7JtDDrErQPht3zfoM8OiSi7hgVVqpAR07JTg7mfkmuryrAjKx qkB2zYFP2Qrxu/K1naPXaSi6xOiNoQ== =LL5v -----END PGP SIGNATURE----- --ykwJR3w6uZWZ7KF9--