From owner-freebsd-hackers@freebsd.org Tue Apr 10 05:32:24 2018 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0E2E3FA2001; Tue, 10 Apr 2018 05:32:24 +0000 (UTC) (envelope-from agapon@gmail.com) Received: from mail-lf0-f65.google.com (mail-lf0-f65.google.com [209.85.215.65]) (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 5C8EC7ED3F; Tue, 10 Apr 2018 05:32:23 +0000 (UTC) (envelope-from agapon@gmail.com) Received: by mail-lf0-f65.google.com with SMTP id v207-v6so9811927lfa.10; Mon, 09 Apr 2018 22:32:23 -0700 (PDT) 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:openpgp:autocrypt :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=6KRrdrSy1hA/sVZKmDI4gfDh7/MsBVWBc20gVbAOczM=; b=nyk2/O+3Biv6OMA2C9A8I7Ea9r2uSZbwn4mulBOb6aZS84DhHw8s+RATfYNMj/Q5Bb CPNHCi9zdfkIbmORcwK09clCl2DruhTIPGDyvnXV/4W/SPKEUcMFvH/NY55NgKF5eNHH L/0Xa0rlk4kPIOXE6DiWvtBIXQbyM7DJVQM8Cnf6R+is7mq7ZxGb44fIOckiyKcemo1T 9cDWLGBr+ebyhC3Wvf71XROrAjo/v6Xgdj3X7q0B0P4YoGF1eNnQWm+l/YBaVhLl18ob 4tBsp4pL++jmJG/guU3irtCKa2F9tUpDWFV2UAyRyZz+X7dcvkEEy1rxtP6/g8sqyzJO bkuA== X-Gm-Message-State: ALQs6tCABQ0Vtjvh6otFb6OyNcy9R3J2+vh3oKVKyLtXB1obCeSuoXle naz8AEkKxN9rWhqx1qBFq6fqC4oq X-Google-Smtp-Source: AIpwx49LJkG5AU+7I3pvO6tMLkBC4D8Ooh0oS49+1/MUPGtE47WIRHFwv5EkxRjHyzHQKi/H7Cuo8w== X-Received: by 2002:a19:d9d4:: with SMTP id s81-v6mr1011002lfi.49.1523338336228; Mon, 09 Apr 2018 22:32:16 -0700 (PDT) Received: from [192.168.0.88] (east.meadow.volia.net. [93.72.151.96]) by smtp.googlemail.com with ESMTPSA id r25sm335527ljc.8.2018.04.09.22.32.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 09 Apr 2018 22:32:15 -0700 (PDT) Subject: Re: "Could not allocate I/O space" and "intsmb0 attach returned 6" in a under-Hyper-V context on Ryzen Threadripper: Is this expected? To: John Baldwin , freebsd-current@freebsd.org Cc: FreeBSD Hackers , freebsd-amd64@freebsd.org References: <621E84E6-D42C-4778-B028-AF3E1042CE7D@yahoo.com> <2644434.8Ktpdmy6i5@ralph.baldwin.cx> From: Andriy Gapon Openpgp: preference=signencrypt Autocrypt: addr=avg@FreeBSD.org; prefer-encrypt=mutual; keydata= xsFNBFm4LIgBEADNB/3lT7f15UKeQ52xCFQx/GqHkSxEdVyLFZTmY3KyNPQGBtyvVyBfprJ7 mAeXZWfhat6cKNRAGZcL5EmewdQuUfQfBdYmKjbw3a9GFDsDNuhDA2QwFt8BmkiVMRYyvI7l N0eVzszWCUgdc3qqM6qqcgBaqsVmJluwpvwp4ZBXmch5BgDDDb1MPO8AZ2QZfIQmplkj8Y6Z AiNMknkmgaekIINSJX8IzRzKD5WwMsin70psE8dpL/iBsA2cpJGzWMObVTtCxeDKlBCNqM1i gTXta1ukdUT7JgLEFZk9ceYQQMJJtUwzWu1UHfZn0Fs29HTqawfWPSZVbulbrnu5q55R4PlQ /xURkWQUTyDpqUvb4JK371zhepXiXDwrrpnyyZABm3SFLkk2bHlheeKU6Yql4pcmSVym1AS4 dV8y0oHAfdlSCF6tpOPf2+K9nW1CFA8b/tw4oJBTtfZ1kxXOMdyZU5fiG7xb1qDgpQKgHUX8 7Rd2T1UVLVeuhYlXNw2F+a2ucY+cMoqz3LtpksUiBppJhw099gEXehcN2JbUZ2TueJdt1FdS ztnZmsHUXLxrRBtGwqnFL7GSd6snpGIKuuL305iaOGODbb9c7ne1JqBbkw1wh8ci6vvwGlzx rexzimRaBzJxlkjNfMx8WpCvYebGMydNoeEtkWldtjTNVsUAtQARAQABzR5BbmRyaXkgR2Fw b24gPGF2Z0BGcmVlQlNELm9yZz7CwZQEEwEIAD4WIQS+LEO7ngQnXA4Bjr538m7TUc1yjwUC WbgsiAIbIwUJBaOagAULCQgHAgYVCAkKCwIEFgIDAQIeAQIXgAAKCRB38m7TUc1yj+JAEACV l9AK/nOWAt/9cufV2fRj0hdOqB1aCshtSrwHk/exXsDa4/FkmegxXQGY+3GWX3deIyesbVRL rYdtdK0dqJyT1SBqXK1h3/at9rxr9GQA6KWOxTjUFURsU7ok/6SIlm8uLRPNKO+yq0GDjgaO LzN+xykuBA0FlhQAXJnpZLcVfPJdWv7sSHGedL5ln8P8rxR+XnmsA5TUaaPcbhTB+mG+iKFj GghASDSfGqLWFPBlX/fpXikBDZ1gvOr8nyMY9nXhgfXpq3B6QCRYKPy58ChrZ5weeJZ29b7/ QdEO8NFNWHjSD9meiLdWQaqo9Y7uUxN3wySc/YUZxtS0bhAd8zJdNPsJYG8sXgKjeBQMVGuT eCAJFEYJqbwWvIXMfVWop4+O4xB+z2YE3jAbG/9tB/GSnQdVSj3G8MS80iLS58frnt+RSEw/ psahrfh0dh6SFHttE049xYiC+cM8J27Aaf0i9RflyITq57NuJm+AHJoU9SQUkIF0nc6lfA+o JRiyRlHZHKoRQkIg4aiKaZSWjQYRl5Txl0IZUP1dSWMX4s3XTMurC/pnja45dge/4ESOtJ9R 8XuIWg45Oq6MeIWdjKddGhRj3OohsltKgkEU3eLKYtB6qRTQypHHUawCXz88uYt5e3w4V16H lCpSTZV/EVHnNe45FVBlvK7k7HFfDDkryM7BTQRZuCyIARAAlq0slcsVboY/+IUJdcbEiJRW be9HKVz4SUchq0z9MZPX/0dcnvz/gkyYA+OuM78dNS7Mbby5dTvOqfpLJfCuhaNYOhlE0wY+ 1T6Tf1f4c/uA3U/YiadukQ3+6TJuYGAdRZD5EqYFIkreARTVWg87N9g0fT9BEqLw9lJtEGDY EWUE7L++B8o4uu3LQFEYxcrb4K/WKmgtmFcm77s0IKDrfcX4doV92QTIpLiRxcOmCC/OCYuO jB1oaaqXQzZrCutXRK0L5XN1Y1PYjIrEzHMIXmCDlLYnpFkK+itlXwlE2ZQxkfMruCWdQXye syl2fynAe8hvp7Mms9qU2r2K9EcJiR5N1t1C2/kTKNUhcRv7Yd/vwusK7BqJbhlng5ZgRx0m WxdntU/JLEntz3QBsBsWM9Y9wf2V4tLv6/DuDBta781RsCB/UrU2zNuOEkSixlUiHxw1dccI 6CVlaWkkJBxmHX22GdDFrcjvwMNIbbyfQLuBq6IOh8nvu9vuItup7qemDG3Ms6TVwA7BD3j+ 3fGprtyW8Fd/RR2bW2+LWkMrqHffAr6Y6V3h5kd2G9Q8ZWpEJk+LG6Mk3fhZhmCnHhDu6CwN MeUvxXDVO+fqc3JjFm5OxhmfVeJKrbCEUJyM8ESWLoNHLqjywdZga4Q7P12g8DUQ1mRxYg/L HgZY3zfKOqcAEQEAAcLBfAQYAQgAJhYhBL4sQ7ueBCdcDgGOvnfybtNRzXKPBQJZuCyIAhsM BQkFo5qAAAoJEHfybtNRzXKPBVwQAKfFy9P7N3OsLDMB56A4Kf+ZT+d5cIx0Yiaf4n6w7m3i ImHHHk9FIetI4Xe54a2IXh4Bq5UkAGY0667eIs+Z1Ea6I2i27Sdo7DxGwq09Qnm/Y65ADvXs 3aBvokCcm7FsM1wky395m8xUos1681oV5oxgqeRI8/76qy0hD9WR65UW+HQgZRIcIjSel9vR XDaD2HLGPTTGr7u4v00UeTMs6qvPsa2PJagogrKY8RXdFtXvweQFz78NbXhluwix2Tb9ETPk LIpDrtzV73CaE2aqBG/KrboXT2C67BgFtnk7T7Y7iKq4/XvEdDWscz2wws91BOXuMMd4c/c4 OmGW9m3RBLufFrOag1q5yUS9QbFfyqL6dftJP3Zq/xe+mr7sbWbhPVCQFrH3r26mpmy841ym dwQnNcsbIGiBASBSKksOvIDYKa2Wy8htPmWFTEOPRpFXdGQ27awcjjnB42nngyCK5ukZDHi6 w0qK5DNQQCkiweevCIC6wc3p67jl1EMFY5+z+zdTPb3h7LeVnGqW0qBQl99vVFgzLxchKcl0 R/paSFgwqXCZhAKMuUHncJuynDOP7z5LirUeFI8qsBAJi1rXpQoLJTVcW72swZ42IdPiboqx NbTMiNOiE36GqMcTPfKylCbF45JNX4nF9ElM0E+Y8gi4cizJYBRr2FBJgay0b9Cp Message-ID: <2a03f32b-34f9-7fcb-8d4d-94bd7a8d4290@FreeBSD.org> Date: Tue, 10 Apr 2018 08:32:13 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <2644434.8Ktpdmy6i5@ralph.baldwin.cx> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 Apr 2018 05:32:24 -0000 On 09/04/2018 22:37, John Baldwin wrote: > On Sunday, April 01, 2018 02:23:36 PM Mark Millard wrote: >> For: >> >> # uname -apKU >> FreeBSD FBSDHUGE 12.0-CURRENT FreeBSD 12.0-CURRENT r331831M amd64 amd64 1200060 1200060 >> >> I get: >> >> . . . >> pci0: at device 7.3 (no driver attached) >> . . . >> intsmb0: at device 7.3 on pci0 >> intsmb0: Could not allocate I/O space >> device_attach: intsmb0 attach returned 6 >> >> on a Ryzen Threadripper 1950X where FreeBSD is being run under >> Hyper-V (on a Windows 10 Pro machine). Note the above. >> Is this expected? Did I misconfigure something in Hyper-V? > > That seems like an odd device to have for an AMD machine. Except that this is not an AMD machine but a Hyper-V? (And even if that were a physical AMD machine the driver would not be odd for it as the driver supports AMD chipsets that provide SMBus controllers compatible with PIIX4). Mark provided the following information in his post: >> # pciconf -l -v 0:0:7:3 >> none0@pci0:0:7:3: class=0x068000 card=0x00000000 chip=0x71138086 rev=0x02 >> hdr=0x00 >> vendor = 'Intel Corporation' >> device = '82371AB/EB/MB PIIX4 ACPI' >> class = bridge My guess is that Hyper-V's emulation of PIIX4 is not complete or correct with respect to the SMBus controller. And, as I am sure that Hyper-V does not emulate any SMBus slaves anyway, it would be completely useless. > I suspect that this has never > worked and the module started auto-loading due to devmatch. This must be true. -- Andriy Gapon