From owner-freebsd-current@freebsd.org Thu May 25 18:53:44 2017 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6DC3CD825AC for ; Thu, 25 May 2017 18:53:44 +0000 (UTC) (envelope-from alex.deiter@gmail.com) Received: from mail-lf0-x243.google.com (mail-lf0-x243.google.com [IPv6:2a00:1450:4010:c07::243]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E99A9145B; Thu, 25 May 2017 18:53:43 +0000 (UTC) (envelope-from alex.deiter@gmail.com) Received: by mail-lf0-x243.google.com with SMTP id 99so14125368lfu.2; Thu, 25 May 2017 11:53:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:content-transfer-encoding:mime-version:date:subject:cc:to :message-id; bh=MamOmxfOg61KaC99OPpzuQiz8xmT1+j19HoNtKmWuaA=; b=mQ0JWdPiB5a9tnOv67aLr27Wn/UsyLm7o6WfBBb/wPIIM0NQZBgJiCICHMNt6Bwclk 8kchqR6g4O1h+fJHNcPMHP5t+w2Fx31ZB6Jhr4mfcWwhW55pKwNWyA5jsZ9Twj35cufZ 5a0ZpJj15fvE5n3xF9jK6PZ3FYPfQ3qK/BeeYj7Jvm5DxEQqzxwU6OpsS7CrP/TCRzog db1IuG8oEznP678qDRzJNMcJCAhDJfaNo93TFSzfQV9MvZFQZSyf1XFlJV4ZVawhlYH8 EdlVbQOYxMJUySdDVovBotaNHKFY/245T9/mo1OUZdQxTPEjjLKL7JvHhRhQhbvbHHAo qDkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:content-transfer-encoding:mime-version:date :subject:cc:to:message-id; bh=MamOmxfOg61KaC99OPpzuQiz8xmT1+j19HoNtKmWuaA=; b=Y8UaIi9Azf3MNuP7QzEKkJsGXmx9jHHoSp9+FrMzmh3FTN8ha5ACIJwfnuZ3CBX7xC 6m00f6TvE2NgyGFCvdHlMqM2dgWvg1RKf+GQ0IUImRnEIv6rrEnNSQhmRyEQvqpjL5g1 aHmqGtfxRH6VBxaICCMq0DGV68tU7B1UPrrG3QOT3H1hzU6by4LRGOTCwIVzjiD21slr caF4Yi75Moj14kpKquLSQA3U0y/HtWPEU8ENXpYc1ePVzp8pmXk0wKnFzC9t6YI98jdU oEq4JMzsygiiaQU5fcfObkQIQfTD0SsfAjDUvWdFqTDsnkj83py8j81yjV/okHbcFnuU xB8w== X-Gm-Message-State: AODbwcAFxaVF4VRkLILdYvQfOYKxCcQnH2Y7E4U67cf5+LWvuYqmcxJQ a7B80ApZAVkWBQ== X-Received: by 10.46.33.212 with SMTP id h81mr12758582lji.62.1495738421159; Thu, 25 May 2017 11:53:41 -0700 (PDT) Received: from tiamat.deiter.ru ([109.167.157.231]) by smtp.gmail.com with ESMTPSA id 129sm1596133ljf.36.2017.05.25.11.53.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 25 May 2017 11:53:40 -0700 (PDT) From: Alex Deiter Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) Date: Thu, 25 May 2017 21:53:38 +0300 Subject: Rangeley C2758: missed IOMMU support for Xen Dom0 Cc: roger.pau@citrix.com, royger@freebsd.org To: freebsd-current Message-Id: <10A301AB-4F9D-4F62-8912-5F71E604C454@gmail.com> X-Mailer: Apple Mail (2.3273) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 May 2017 18:53:44 -0000 Hello, Could you please help me understand what and were i did wrong? =20 Running a FreeBSD 12.0-CURRENT-r318425 GENERIC-NODEBUG and trying to = install Xen Dom0 (xen-4.7.0_2 from ports). HW setup: Supermicro A1SRM-2758F [Intel Rangeley Atom processor C2758] Motherboard spec: = http://supermicro.com/products/motherboard/Atom/X10/A1SRM-2758F.cfm CPU spec: = https://ark.intel.com/products/77988/Intel-Atom-Processor-C2758-4M-Cache-2= _40-GHz loader.conf: hw.pci.mcfg=3D0 xen_kernel=3D"/boot/xen" xen_cmdline=3D"dom0_mem=3D2048M dom0_max_vcpus=3D4 dom0pvh=3D1 = com1=3D115200,8n1 com2=3D115200,8n1 console=3Dcom2 guest_loglvl=3Dall = loglvl=3Dall" Xen Dom0 boot failed with error Full boot log - https://cloud.deiter.ru/index.php/s/bg5lQSjPPSkiTAq ... (XEN) I/O virtualisation disabled ... (XEN) **************************************** (XEN) Panic on CPU 0: (XEN) Presently, iommu must be enabled for PVH hardware domain (XEN) (XEN) **************************************** =20 Boot without Xen kernel is OK Full boot log - https://cloud.deiter.ru/index.php/s/lUXLPnPSTWqqQNO ... CPU: Intel(R) Atom(TM) CPU C2758 @ 2.40GHz (2400.06-MHz K8-class CPU) Origin=3D"GenuineIntel" Id=3D0x406d8 Family=3D0x6 Model=3D0x4d = Stepping=3D8 = Features=3D0xbfebfbff = Features2=3D0x43d8e3bf AMD Features=3D0x28100800 AMD Features2=3D0x101 Structured Extended Features=3D0x2282 VT-x: Basic Features=3D0xda0400 Pin-Based Controls=3D0x7f Primary Processor = Controls=3D0xfff9fffe Secondary Processor = Controls=3D0x28ef Exit Controls=3D0xda0400 Entry Controls=3D0xda0400 EPT Features=3D0x6114141 VPID = Features=3D0xf01 ... pci0: at device 15.0 (no driver attached) pci0: at device 19.0 (no driver attached) ... # pciconf -lv none1@pci0:0:15:0: class=3D0x080600 card=3D0x082015d9 = chip=3D0x1f168086 rev=3D0x02 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D 'Atom processor C2000 RCEC' class =3D base peripheral subclass =3D IOMMU Thank you! Alex Deiter alex.deiter@gmail.com