Date: Mon, 2 Dec 2019 13:17:17 +1100 From: Peter Jeremy <peter@rulingia.com> To: John F Carr <jfc@mit.edu> Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: 64 bit ARM systems with more than four cores Message-ID: <20191202021717.GA70723@server.rulingia.com> In-Reply-To: <94BC4785-B16E-43B2-B222-3D3C8C5DEB50@exchange.mit.edu> References: <94BC4785-B16E-43B2-B222-3D3C8C5DEB50@exchange.mit.edu>
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--0OAP2g/MAC+5xKAE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2019-Dec-01 21:37:53 +0000, John F Carr <jfc@mit.edu> wrote: >Two RK3399 based systems, 2 A-72 + 4 A-53: RockPro64 (http://www.pine64.co= m/) >and ROCK Pi 4 (http://radxa.com). I can't use the RockPro64 due to the >1.5 MBps serial port. Apparently it works or almost works with some speci= al >handling if your serial interface can count to 1,500,000. I can't help with the >4 cores bit but the 1.5Mbps serial link shouldn't be a problem. I have a Rock64 connected to a FT232R clone (something like https://www.aliexpress.com/item/32680591167.html) and don't have any proble= ms. (I had to patch ports/comms/conserver-com to support 1.5Mbps but everything else "just worked"). --=20 Peter Jeremy --0OAP2g/MAC+5xKAE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE7rKYbDBnHnTmXCJ+FqWXoOSiCzQFAl3kdCZfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEVF QjI5ODZDMzA2NzFFNzRFNjVDMjI3RTE2QTU5N0EwRTRBMjBCMzQACgkQFqWXoOSi CzThAhAAhd0v+/p7sJhuzjxYxf9OM45r9FMBzrh3OAQzWljuHLAytjTT+brRYq5t jDAYrxxf4mQPt8e5sEttTlrVzMI1eGx+OlIbV6RP1SXT8iOnWPevQVoIgl084Pnf x/mRRqfILfbd/FlxXgTQycK9GuK/TpXoMccsTpJAr504G8qCzjjHyJ1Ox6wfIylY ROjoBFFO/srQyTQZrkWk2muzepqmrLlX+Cs2VaI462Nc2/5VIfJDtBQW3ebJmtbC 5wN/uF9r1qieEMWwR5fBbFx+mQWXZglCQ2fijoRHm1w3Qa3Ezd2BkaFZq/PBIcme IJJCWNWHscFrru+fyWawuMsRRIoNQxH1G4CP/rMgPTP3E9nUcTq3GZcQfwEtTIw9 /rkRXUx3uJ+8YVAzFJ/HgswBF0qKrbYgs0r9R+2ggtYMQVBg+DrQJOjGObkxTioG ZXCbkFZrkJ3d68+Q7aJcjkHFQpvqFPEL5UNjOY78vX3fYBSU2zBnjL8eCOidGEGj y2u3UoyAaIDTtpLi3xWkbMyI6XnE8ryF1KxzHJFwhBUFgGWZGkGP4nUzUSGHT+6N zoT6bseOprVN3i7TpKNCq9QW8oxZmgGYfJp0ZibrpspLjiKifZMLWCk0m43lu8dn BKNjpvPu02IZgeHtq0rX26DTeLuTzWeecZqUWnvKvOpnhxDOAeQ= =VVuT -----END PGP SIGNATURE----- --0OAP2g/MAC+5xKAE--
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