From owner-freebsd-virtualization@freebsd.org Thu Mar 19 13:19:56 2020 Return-Path: Delivered-To: freebsd-virtualization@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 936ED260473 for ; Thu, 19 Mar 2020 13:19:56 +0000 (UTC) (envelope-from erleya@gmail.com) Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48jnZL6xgXz4Xc5; Thu, 19 Mar 2020 13:19:54 +0000 (UTC) (envelope-from erleya@gmail.com) Received: by mail-wm1-x336.google.com with SMTP id r7so4775280wmg.0; Thu, 19 Mar 2020 06:19:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=CV+XSiV0eCflokUmTtbYxk3Gg+rX+E4etLLw98hws1Q=; b=evJzPB00lVtr/jXEv/u5J1tabqy8sUu/bePh1TFofIvfvxz1MGiFqdRDYBo4D/bxZw IGb+weYfzowbTL6paeNf/Uwbme1/XDpRzTFwKC/cZrQ4JgKY2W5alJkRyE5oxuiCNBEH K6pb91qJrpd6aU6ccnJXJuz9UQ0+vWP9AjDdBeSSEhoyDF2MOaADyIN8dNQ8YFC7sAZI fNkgLsUND7RA8ICDCGX0/oIQkW82G3yeUeoc/3Xscjnonlq9wpO3J5T2fyAgcDRu1qLN UK4vb5eRMG/XwpniStOksbD/UORxwIbNDUDdnQ8P7LMI8fZav1x2RCmDp/oGcIXbrPWJ 5P3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=CV+XSiV0eCflokUmTtbYxk3Gg+rX+E4etLLw98hws1Q=; b=ufRvLzFj2naaN2QMFJv0VbvIJOWNLjhiAzqzTb13LXPJDhqR+Rfxem5Yk1OtRXGcMP fduq3HIxn+SU/oayaJlFhkc/F0rR0kT4d3sWm49bOL2v9AfeZTTJtB9ptJ0pAQltYz3p ISuwemwBYPn7oK8AXfQlpOV207Clh3M1gbOD8NIK77/zmAZquFQXv8wKNS0NurOQo2OX nS9vlt3Qzpi+w2I8W3F8iSvWwQK22t2dK6lKVl3dKp7L6mj0PDOWPSWnYNIemgWgTsVK TfXSOHS8WHpJUnGpiIta1U9yAfIz+ArtmlDoni57FRxecOaDyufDPHEc6/IyIshWRshx 6ICA== X-Gm-Message-State: ANhLgQ21KHlVLis8y27hRTz7nP2A4KYlQvaeMhs+eeiePKhOnfSPMVEv 5jccm7Aq7Hk3n7OCV+KOlswBR3aaURI= X-Google-Smtp-Source: ADFU+vstPybzlVuTMsqYjpPPgwgFVDmuKOUR9yCT89o04ocYzBF7G83TPGY+/CWtkHob7nE9bYKHwQ== X-Received: by 2002:a1c:dc55:: with SMTP id t82mr3716166wmg.6.1584623992978; Thu, 19 Mar 2020 06:19:52 -0700 (PDT) Received: from erley.ru (erley.ru. [83.153.157.67]) by smtp.gmail.com with ESMTPSA id n4sm3517409wrs.64.2020.03.19.06.19.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 19 Mar 2020 06:19:52 -0700 (PDT) Received: by erley.ru (OpenSMTPD) with ESMTPSA id 4e20dd93 (TLSv1.2:ECDHE-RSA-CHACHA20-POLY1305:256:NO); Thu, 19 Mar 2020 14:19:50 +0100 (CET) Subject: Re: [GPU pass-through] no compatible bridge window for claimed BAR To: Robert Crowston Cc: Peter Grehan , "freebsd-virtualization@freebsd.org" , Henrik Gulbrandsen References: <07921dcf-11d5-f440-a42f-d7ec950cab10@freebsd.org> <4674c0fc-2696-3476-55e4-608d11ebece2@gmail.com> From: Alex Erley Message-ID: <095fd4a5-f1c8-7b73-75e1-aee52f447a30@gmail.com> Date: Thu, 19 Mar 2020 14:20:22 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 48jnZL6xgXz4Xc5 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=evJzPB00; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of erleya@gmail.com designates 2a00:1450:4864:20::336 as permitted sender) smtp.mailfrom=erleya@gmail.com X-Spamd-Result: default: False [-3.00 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FREEMAIL_TO(0.00)[protonmail.com]; RECEIVED_SPAMHAUS_PBL(0.00)[67.157.153.83.khpj7ygk5idzvmvt5x4ziurxhy.zen.dq.spamhaus.net : 127.0.0.11]; IP_SCORE(0.00)[ip: (-9.40), ipnet: 2a00:1450::/32(-2.39), asn: 15169(-1.65), country: US(-0.05)]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; MID_RHS_MATCH_FROM(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[6.3.3.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Mar 2020 13:19:56 -0000 Hi, > > Do we have already some code for ROM BAR somewhere? > Henrik Gulbrandsen was working on expansion ROM support last July > (CC'd). > He posted his work up on https://www.gulbra.net/freebsd-bhyve/. Wow! Great news, this is definitely good source to accelerate things! Have to look at these patches + PCI docs more in depth... Thank you guys! Have a nice day, Alex