From nobody Thu Jun 26 13:07:34 2025 X-Original-To: freebsd-virtualization@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4bSf9l1rw8z60Xyq for ; Thu, 26 Jun 2025 13:07:39 +0000 (UTC) (envelope-from corvink@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4bSf9k5MkBz3GqY for ; Thu, 26 Jun 2025 13:07:38 +0000 (UTC) (envelope-from corvink@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1750943258; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type:autocrypt:autocrypt; 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micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-VENO5NF/pykVndgPG0ks" User-Agent: Evolution 3.56.2 List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-virtualization@freebsd.org Sender: owner-freebsd-virtualization@FreeBSD.org MIME-Version: 1.0 --=-VENO5NF/pykVndgPG0ks Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi, I'm currently experimenting with GPU passthrough for Nvidia cards. All I ha= ve to do to make it work with Ubuntu guests, is setting the INTPIN register to an= y value instead of just 0x00. Unfortunately, I'm unfamiliar with PCI legacy interrupts and how they work. The INTLINE register is set to 0xFF (unconnec= ted). So, is it safe to set the INTPIN register or what has to be done for it to = work as expected? Any help would be appreciated. --=20 Kind regards, Corvin --=-VENO5NF/pykVndgPG0ks Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEgvRSla3m2t/H2U9G2FTaVjFeAmoFAmhdRhYACgkQ2FTaVjFe AmreXA/+MfZTTqB4tvJDjf4AJAyZzpRfgtX2qCAu4QkEBzbLpQCmO5gKIdqy2JXi S3LVHLRcCjFOvyuZHLjzwQ6x7JytOucwZSDetR/YWlw6WUNh6qiZr5O5nIGClwZg GP8I3BbtbaDXIIvZsHGZBoV4kOAtdyL5oXXtvZZk2zEufcJO93d6wM9v754M8V0v MSERARtEyfNSRAL+X16N/KuhkGjDncPtxH2g7+S2KeZMWJnZOWv7cSMmQPiomGLW sXocIOccHPk+TmfpPQRBrDcXUtObE8qpw/O4aF0DsI70hjq6VmCcOEaagfKkb6KP jb0aewbE7kH/d2O85T2nRq8JdIgtWCiRc2Q0SdK3vehiZLn1K2VX/idwSGm6eRgI ItkimGYJpXO3MyVS7/9svGXlxSVtAJ16mcO7s/h81hc628l7gGN2AjjStunyR7e4 4yX5XJGM8NVj86AOFiJbx+w1zJyMy/9Pc4FI4lF1Q0j0U3CFfV+77139Q2AvKbaT lAStzDAZbDOeaa+aA/gWG5qk/bPdfrlzIy6WZWHXN1obCo5eXgjBOxcaoUi8or8T AJfIrSvljbwZf5Hh3w0fv4KC/jc6jhJjp5/ecl+FYTphp0glWj9YO9iOBBIQL8zY 3fCJoXwm9b15jQfA8/50que00l9I2bjwcVheOuD4p5JJM7YnDjg= =krP2 -----END PGP SIGNATURE----- --=-VENO5NF/pykVndgPG0ks--