From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11010C07E96 for ; Thu, 15 Jul 2021 12:22:38 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7087A6136E for ; Thu, 15 Jul 2021 12:22:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7087A6136E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=samsung.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:56680 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m40Nw-0001q8-BB for qemu-devel@archiver.kernel.org; Thu, 15 Jul 2021 08:22:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57442) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m40NG-00010Z-TY for qemu-devel@nongnu.org; Thu, 15 Jul 2021 08:21:54 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:46863) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m40ND-0005gg-0H for qemu-devel@nongnu.org; Thu, 15 Jul 2021 08:21:54 -0400 Received: from epcas5p3.samsung.com (unknown [182.195.41.41]) by mailout4.samsung.com (KnoxPortal) with ESMTP id 20210715122139epoutp0486d7a948c633b1f69353083fa6ccea7a~R9kEVHNg60520005200epoutp04E for ; Thu, 15 Jul 2021 12:21:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout4.samsung.com 20210715122139epoutp0486d7a948c633b1f69353083fa6ccea7a~R9kEVHNg60520005200epoutp04E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1626351699; bh=YE84KnwuU+6+M/ndi7XOsgIDkjw0eyMyvHqpQPR2cxs=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=BiFEJEbXNm3rCDXxnR7lUsn05pfNxZfDl3aEFlIMpfnTefOE4ip0dPWAvsqNFzSnh yBzf9yrfFNXXA907zqIzgDePd04w0oyvJuci6CXmSuYqVVD53cp8bgLGW2G7ILZkD4 WLEc7xKY65q+mHoqqS6ZfNnMHOGD+MzrkjJZVPW8= Received: from epsnrtp3.localdomain (unknown [182.195.42.164]) by epcas5p2.samsung.com (KnoxPortal) with ESMTP id 20210715122138epcas5p2825fd7ec75444a7e2043c8ab6033fedb~R9kDLCVtE1986219862epcas5p29; Thu, 15 Jul 2021 12:21:38 +0000 (GMT) Received: from epsmges5p2new.samsung.com (unknown [182.195.40.194]) by epsnrtp3.localdomain (Postfix) with ESMTP id 4GQYQ81nm2z4x9Pt; Thu, 15 Jul 2021 12:21:36 +0000 (GMT) Received: from epcas5p4.samsung.com ( [182.195.41.42]) by epsmges5p2new.samsung.com (Symantec Messaging Gateway) with SMTP id 68.88.09595.05820F06; Thu, 15 Jul 2021 21:21:36 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas5p3.samsung.com (KnoxPortal) with ESMTPA id 20210715120305epcas5p33e93af93ad8f089addabe8406bd1a43d~R9T26NiMm2412824128epcas5p30; Thu, 15 Jul 2021 12:03:05 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20210715120305epsmtrp163970adc5eb4b40996ad1f22984ad1dd~R9T24Ijsx0969609696epsmtrp1p; Thu, 15 Jul 2021 12:03:05 +0000 (GMT) X-AuditID: b6c32a4a-ed5ff7000000257b-f7-60f028502354 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id B2.E8.08289.9F320F06; Thu, 15 Jul 2021 21:03:05 +0900 (KST) Received: from test-zns (unknown [107.110.206.5]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20210715120303epsmtip1e61b184275706f1f10b7f629ebbc5fe7~R9T0sTmNz2460924609epsmtip1k; Thu, 15 Jul 2021 12:03:03 +0000 (GMT) Date: Thu, 15 Jul 2021 17:31:58 +0530 From: Padmakar Kalghatgi To: Keith Busch Subject: Re: [RFC PATCH 1/2] hw/nvme: add mi device Message-ID: <20210715120158.GA8970@test-zns> MIME-Version: 1.0 In-Reply-To: <20210709155842.GA291156@dhcp-10-100-145-180.wdc.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrIJsWRmVeSWpSXmKPExsWy7bCmlm6AxocEgwePOSzefn3AZnFl/3lG i/0Hv7FaPL7zmd1i6Xx9i5ONe1gtJh26xmix5GKqxZTG2+wWa14oW8y7pWxxZcoiZotZ79rZ LI737mCxeD3pP6vFzeanbA4CHj/OtbN5nNtxnt1j06pONo8TO1+weDy5tpnJ4/2+q2wefVtW MQawR+XYZKQmpqQWKaTmJeenZOal2yp5B8c7x5uaGRjqGlpamCsp5CXmptoqufgE6Lpl5gCd rqRQlphTChQKSCwuVtK3synKLy1JVcjILy6xVUotSMkpMDQq0CtOzC0uzUvXS87PtTI0MDAy BapMyMn4uHcJc0Eve8X7H8fYGhhb2LoYOTgkBEwkZq6z7GLk4hAS2M0ocezHFCYI5xOjxP6F O9ggnM+MEt0PjjDCdNz55A8R38UIZJ+BKnrGKLHm+S+WLkZODhYBVYmVbfPYQRrYBIwkvrfa goRFBJQl7s6fyQpiMwtcY5L49CMGxBYWMJaY27+YHcTmFdCR2Dl/PwuELShxcuYTMJtTwEni dAfI1ZwcokBzDmw7DnaphMAJDolbN08zgyQkBFwkvu//yQJhC0u8Or6FHcKWknjZ38YO0dDM KLHvyxUWCGcCo8SU+e+YIKrsJS7u+csEcV6GxOHfD6GmykpMPbUOKs4n0fv7CVQ9r8SOeTC2 qsTjCwfZIGxpidkrP0HFPSR6t75jhQTRTkaJ5bO/sk5glJ+F5L1ZSPZB2FYSnR+aWGcBQ48Z aNbyfxwQpqbE+l36CxhZVzFKphYU56anFpsWGOWlliPH+CZGcNrW8trB+PDBB71DjEwcjIcY JTiYlUR4lxq9TRDiTUmsrEotyo8vKs1JLT7EaAqMrYnMUqLJ+cDMkVcSb2hqZGZmYGlgamxh ZqgkzruU/VCCkEB6YklqdmpqQWoRTB8TB6dUA9PWc02n5P9Oudd58nmy7pEvH7edf1D1mXMG e9yiYsPG03fZI+onpQrnT0g55rvk5July9xeVPUVn9rZkBn/zENlV5XckpfKoveyZux6FOOW c/jx6k8WZ3TO5gmpcL+Xjo0P7Er5Ht71VUIifW7vB52J8w03nknlOaz2cmXmWff/q43ENrs8 fPQhWGLXTusd55oLLrLw5F89E9DFrej/vcH6Ubz8ZxE3xlsMJr9bb7lYr7DIlVoa18f/Kvec b7u6jtABoSUvN+cKvDI/V+F5a6Hus30fGROWT7/qol2f0qjAsma3lFVQ5IbNLNdVqx/MPd+g svH+w007/ugePvr710eni6Kzyg8kin99sjNs2SxLJZbijERDLeai4kQAAD0rzmQEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprIIsWRmVeSWpSXmKPExsWy7bCSnO5P5Q8JBkt/Gli8/fqAzeLK/vOM FvsPfmO1eHznM7vF0vn6Ficb97BaTDp0jdFiycVUiymNt9kt1rxQtph3S9niypRFzBaz3rWz WRzv3cFi8XrSf1aLm81P2RwEPH6ca2fzOLfjPLvHplWdbB4ndr5g8XhybTOTx/t9V9k8+ras Ygxgj+KySUnNySxLLdK3S+DK+Dejg6VgP0vFxVUrWBsYLzB3MXJwSAiYSNz55N/FyMUhJLCD UWLxiwagOCdQXFpi38PrLBC2sMTKf8/ZIYqeMEp0dTxiA0mwCKhKrGybxw4yiE3ASOJ7qy1I WERAWeLu/JmsIPXMAjeYJBYduww2VFjAWGJu/2J2EJtXQEdi5/z9LBBDdzJK9D68D5UQlDg5 8wnYZmYBM4l5mx+CXcoMdNHyfxwgYU4BJ4nTHS1gN4gCLTuw7TjTBEbBWUi6ZyHpnoXQvYCR eRWjZGpBcW56brFhgVFearlecWJucWleul5yfu4mRnCsaWntYNyz6oPeIUYmDsZDjBIczEoi vEuN3iYI8aYkVlalFuXHF5XmpBYfYpTmYFES573QdTJeSCA9sSQ1OzW1ILUIJsvEwSnVwORc FdKtnb8raKfoieeXfky5cHTR0ZxcKeeknwkPG11Msha5zH/E+ejUljYDm5jV7+b25nuf2bJh 7SJzneBr1xg/rX8cNjdWq/yqYnU3G89biyPnpjr7+Yrf+LTZfKnFu5PRKz1TXNO215l0fTRP Vi+M6T0l9VbHt/TBPXUtPv0mgU18Auoc2bWpWw4GxxzyZGutqtl53Z5fhO1uPl9Rhxm3ctPU zeceXDtTnT/J94W8ovgie/UwAfm9zxbM/5lfvUJzdlfTg4m67YtzvFxsThw10wzMr9697Vpg OZdt1BZh/fQaoUslV4pnO4SEi74NrWjYuDY9+5Tr78MBjxY3Rr7Lcpj9u2d+cIjy+spMJZbi jERDLeai4kQAqGUVbCQDAAA= X-CMS-MailID: 20210715120305epcas5p33e93af93ad8f089addabe8406bd1a43d X-Msg-Generator: CA Content-Type: multipart/mixed; boundary="----lELRu-2e2yn0sCX.oThSrAc35GykH4i.I2Qb2Vr4qO5Up.VP=_90d5b_" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210709135651epcas5p1c544dec5377413bfa4b2eeab6ee43f26 References: <20210709135545.GA11148@test-zns> <20210709155842.GA291156@dhcp-10-100-145-180.wdc.com> Received-SPF: pass client-ip=203.254.224.34; envelope-from=p.kalghatgi@samsung.com; helo=mailout4.samsung.com X-Spam_score_int: -77 X-Spam_score: -7.8 X-Spam_bar: ------- X-Spam_report: (-7.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.698, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, kwolf@redhat.com, jg123.choi@samsung.com, qemu-block@nongnu.org, k.jensen@samsung.com, d.palani@samsung.com, qemu-devel@nongnu.org, linux-nvme@lists.infrared.org, mreitz@redhat.com, u.kishore@samsung.com, stefanha@redhat.com, its@irrelevant.dk, javier.gonz@samsung.com, prakash.v@samsung.com, mohit.kap@samsung.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" ------lELRu-2e2yn0sCX.oThSrAc35GykH4i.I2Qb2Vr4qO5Up.VP=_90d5b_ Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Disposition: inline On Fri, Jul 09, 2021 at 08:58:42AM -0700, Keith Busch wrote: >On Fri, Jul 09, 2021 at 07:25:45PM +0530, Padmakar Kalghatgi wrote: >> The following commands are tested with nvme-cli by hooking >> to the cid of the vsock as shown above and use the socket >> send/recieve commands to issue the commands and get the response. > >Why sockets? Shouldn't mi targets use smbus for that? > vsock mimcs the sideband communication, hence we used it. However, we are working on the smbus/i2c implementation for nvme-mi in qemu/nvme-cli, we will send the patch in few days. ------lELRu-2e2yn0sCX.oThSrAc35GykH4i.I2Qb2Vr4qO5Up.VP=_90d5b_ Content-Type: text/plain; charset="utf-8" ------lELRu-2e2yn0sCX.oThSrAc35GykH4i.I2Qb2Vr4qO5Up.VP=_90d5b_--