From owner-freebsd-scsi@freebsd.org Tue Nov 24 08:21:36 2015 Return-Path: Delivered-To: freebsd-scsi@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 8CC37A36086 for ; Tue, 24 Nov 2015 08:21:36 +0000 (UTC) (envelope-from honzhan@microsoft.com) Received: from na01-by2-obe.outbound.protection.outlook.com (mail-by2on0109.outbound.protection.outlook.com [207.46.100.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "MSIT Machine Auth CA 2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4396F1A31 for ; Tue, 24 Nov 2015 08:21:35 +0000 (UTC) (envelope-from honzhan@microsoft.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=selector1; h=From:To:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=JeIfMoFNohOhPtn0ivIz2p57ezvt4ZvyUOieZ3J4ryY=; b=K9v3Jx4rSPVJfC0HyQgMtRkfNR/UXBPgXfhjsgPu8SpxDK3sC9umGzWVFZ1fG0b2d82H1icp2pjsu/dVkXUOKvDYThfY7VPs7u2K8f7M5tXVAuFPRbufFRvHucOwKOr5ERKSfUPdjT6hZw0vIG+9JvcwybCV62edCz7YgrSRNa0= Received: from BY2PR03CA005.namprd03.prod.outlook.com (10.255.93.22) by BY1PR03MB1388.namprd03.prod.outlook.com (10.162.127.142) with Microsoft SMTP Server (TLS) id 15.1.331.20; 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BY1PR03MB1388; 5:ozyN3xBTx5hP/9m2bPlWo9guvKdy12FkU2f1JdijCHpxlo8Mr00Cted5XD1CvudI+ZnBI8IwMWbyRHYJe8+VaQPW02kf923VPL9ChACGV8eUKB1VpNHT6dSe85+2GaziWx5wNsslSPR6+twClGbjKA==; 24:imdUrE8tzjonD95OIAIM6obmgqPwthlaqKAOhMEmy+NP1b8Bn4RvdCh0NGRRkPJ49wK5i0upZyOcugA9CqlwKOExr8A8nO+n0iaJlLAZYb8= SpamDiagnosticOutput: 1:23 SpamDiagnosticMetadata: NSPM X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Nov 2015 08:21:23.1824 (UTC) X-MS-Exchange-CrossTenant-Id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=72f988bf-86f1-41af-91ab-2d7cd011db47; Ip=[206.191.228.180]; Helo=[064-smtp-out.microsoft.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY1PR03MB1388 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Nov 2015 08:21:36 -0000 I installed FreeBSD 10.2 on Windows 10, and found there are quite a lot of = invalid hard disk under /dev/. "camcontrol devlist" also lists those invali= d disk. See the following. But FreeBSD installed on windows 8, there is no = such confusing information. >From the "dmesg", I observed there are a lot non-existing SCSI disks, and o= nly da1 is the real disk. It looks like "lun" number is wrong, I want to understand the logic of hype= r-v for storage, but I have no idea of how to use cam_*** API. From the cod= e, the logic is extracted as follows. But I don't know how to use cam_** or= xpt_** API. Does anyone know how can I get help? Or shall I ask such questions in other= maillist? =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3Dsource= code logic in **_attach() function=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D struct cam_devq *devq =3D cam_simq_alloc(); sc->hs_sim =3D cam_sim_alloc(storvsc_action, storvsc_poll, sc->hs_drv_props->drv_name, sc, sc->hs_unit, &sc->hs_lock, 1, sc->hs_drv_props->drv_max_ios_per_target, devq); xpt_bus_register(sc->hs_sim, dev, 0); if (xpt_create_path(&sc->hs_path, /*periph*/NULL, cam_sim_path(sc->hs_sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) !=3D CAM_REQ_CMP) { xpt_bus_deregister(cam_sim_path(sc->hs_sim)); cam_sim_free(sc->hs_sim, /*free_devq*/TRUE); xpt_bus_deregister(cam_sim_path(sc->hs= _sim)); } =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D/dev/da*=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D root@honzhan-dev2:/usr/src # ll /dev/da* crw-r----- 1 root operator 0x5f Nov 23 18:45 /dev/da0 crw-r----- 1 root operator 0x60 Nov 23 18:45 /dev/da1 crw-r----- 1 root operator 0x69 Nov 23 18:45 /dev/da10 crw-r----- 1 root operator 0x6a Nov 23 18:45 /dev/da11 crw-r----- 1 root operator 0x6b Nov 23 18:45 /dev/da12 crw-r----- 1 root operator 0x6c Nov 23 18:45 /dev/da13 crw-r----- 1 root operator 0x6d Nov 23 18:45 /dev/da14 crw-r----- 1 root operator 0x6e Nov 23 18:45 /dev/da15 crw-r----- 1 root operator 0x70 Nov 23 18:45 /dev/da1p1 crw-r----- 1 root operator 0x71 Nov 23 18:45 /dev/da1p2 crw-r----- 1 root operator 0x72 Nov 23 18:45 /dev/da1p3 crw-r----- 1 root operator 0x61 Nov 23 18:45 /dev/da2 crw-r----- 1 root operator 0x62 Nov 23 18:45 /dev/da3 crw-r----- 1 root operator 0x63 Nov 23 18:45 /dev/da4 crw-r----- 1 root operator 0x64 Nov 23 18:45 /dev/da5 crw-r----- 1 root operator 0x65 Nov 23 18:45 /dev/da6 crw-r----- 1 root operator 0x66 Nov 23 18:45 /dev/da7 crw-r----- 1 root operator 0x67 Nov 23 18:45 /dev/da8 crw-r----- 1 root operator 0x68 Nov 23 18:45 /dev/da9 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3Dcamcon= trol devlist=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D root@honzhan-dev2:/usr/src # camcontrol devlist at scbus0 target 0 lun 0 (cd0,pass0) at scbus1 target 0 lun 0 (da1,pass2) < > at scbus1 target 1 lun 1 (da0,pass1) < > at scbus2 target 0 lun 1 (da2,pass3) < > at scbus2 target 0 lun 2 (da4,pass5) < > at scbus2 target 0 lun 3 (da6,pass7) < > at scbus2 target 0 lun 4 (da8,pass9) < > at scbus2 target 0 lun 5 (da10,pass11) < > at scbus2 target 0 lun 6 (da12,pass13) < > at scbus2 target 0 lun 7 (da14,pass15) < > at scbus2 target 1 lun 1 (da3,pass4) < > at scbus2 target 1 lun 2 (da5,pass6) < > at scbus2 target 1 lun 3 (da7,pass8) < > at scbus2 target 1 lun 4 (da9,pass10) < > at scbus2 target 1 lun 5 (da11,pass12) < > at scbus2 target 1 lun 6 (da13,pass14) < > at scbus2 target 1 lun 7 (da15,pass16) =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3Ddmesg=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D da0 at blkvsc0 bus 0 scbus1 target 1 lun 1 da0: < > Fixed Direct Access SCSI device da0: 300.000MB/s transfers da0: 0MB (0 512 byte sectors: 0H 0S/T 0C) da0: Delete methods: da1 at blkvsc0 bus 0 scbus1 target 0 lun 0 da1: Fixed Direct Access SPC-3 SCSI device da1: 300.000MB/s transfers da1: 20480MB (41943040 512 byte sectors: 255H 63S/T 2610C) pass3 at storvsc1 bus 0 scbus2 target 0 lun 1 pass3: < > Fixed Direct Access SCSI device pass3: 300.000MB/s transfers (probe0:storvsc1:0:0:2): Down reving Protocol Version from 4 to 0? da2 at storvsc1 bus 0 scbus2 target 0 lun 1 da2: < > Fixed Direct Access SCSI device da2: 300.000MB/s transfers da2: 0MB (0 512 byte sectors: 0H 0S/T 0C) da2: Delete methods: pass4 at storvsc1 bus 0 scbus2 target 1 lun 1 pass4: < > Fixed Direct Access SCSI device pass4: 300.000MB/s transfers (probe1:storvsc1:0:1:2): Down reving Protocol Version from 4 to 0? da3 at storvsc1 bus 0 scbus2 target 1 lun 1 da3: < > Fixed Direct Access SCSI device da3: 300.000MB/s transfers da3: 0MB (0 512 byte sectors: 0H 0S/T 0C) da3: Delete methods: (probe0:storvsc1:0:0:2): Down reving Protocol Version from 4 to 0? (probe1:storvsc1:0:1:2): Down reving Protocol Version from 4 to 0? pass5 at storvsc1 bus 0 scbus2 target 0 lun 2 pass5: < > Fixed Direct Access SCSI device pass5: 300.000MB/s transfers (probe0:storvsc1:0:0:3): Down reving Protocol Version from 4 to 0? da4 at storvsc1 bus 0 scbus2 target 0 lun 2 da4: < > Fixed Direct Access SCSI device da4: 300.000MB/s transfers da4: 0MB (0 512 byte sectors: 0H 0S/T 0C) da4: Delete methods: pass6 at storvsc1 bus 0 scbus2 target 1 lun 2 pass6: < > Fixed Direct Access SCSI device pass6: 300.000MB/s transfers (probe1:storvsc1:0:1:3): Down reving Protocol Version from 4 to 0? da5 at storvsc1 bus 0 scbus2 target 1 lun 2 da5: < > Fixed Direct Access SCSI device da5: 300.000MB/s transfers da5: 0MB (0 512 byte sectors: 0H 0S/T 0C) da5: Delete methods: (probe0:storvsc1:0:0:3): Down reving Protocol Version from 4 to 0? (probe1:storvsc1:0:1:3): Down reving Protocol Version from 4 to 0? pass7 at storvsc1 bus 0 scbus2 target 0 lun 3 pass7: < > Fixed Direct Access SCSI device pass7: 300.000MB/s transfers (probe0:storvsc1:0:0:4): Down reving Protocol Version from 4 to 0? da6 at storvsc1 bus 0 scbus2 target 0 lun 3 da6: < > Fixed Direct Access SCSI device da6: 300.000MB/s transfers da6: 0MB (0 512 byte sectors: 0H 0S/T 0C) da6: Delete methods: ...