From nobody Wed Mar 02 01:49:25 2022 X-Original-To: freebsd-hackers@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id B634019FBCC9 for ; Wed, 2 Mar 2022 01:49:35 +0000 (UTC) (envelope-from jmg@gold.funkthat.com) Received: from gold.funkthat.com (gate2.funkthat.com [208.87.223.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "gate2.funkthat.com", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4K7cVk3jD9z4gcV for ; Wed, 2 Mar 2022 01:49:34 +0000 (UTC) (envelope-from jmg@gold.funkthat.com) Received: from gold.funkthat.com (localhost [127.0.0.1]) by gold.funkthat.com (8.15.2/8.15.2) with ESMTPS id 2221nQpX089928 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 1 Mar 2022 17:49:26 -0800 (PST) (envelope-from jmg@gold.funkthat.com) Received: (from jmg@localhost) by gold.funkthat.com (8.15.2/8.15.2/Submit) id 2221nPgV089926; Tue, 1 Mar 2022 17:49:25 -0800 (PST) (envelope-from jmg) Date: Tue, 1 Mar 2022 17:49:25 -0800 From: John-Mark Gurney To: Wojciech Puchar Cc: freebsd-hackers@freebsd.org Subject: Re: problem with USB-CD drive Message-ID: <20220302014925.GA88842@funkthat.com> Mail-Followup-To: Wojciech Puchar , freebsd-hackers@freebsd.org References: <197d435-6c4b-a60-4e6f-ea4ee515b8f4@puchar.net> List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <197d435-6c4b-a60-4e6f-ea4ee515b8f4@puchar.net> X-Operating-System: FreeBSD 11.3-STABLE amd64 X-PGP-Fingerprint: D87A 235F FB71 1F3F 55B7 ED9B D5FF 5A51 C0AC 3D65 X-Files: The truth is out there X-URL: https://www.funkthat.com/ X-Resume: https://www.funkthat.com/~jmg/resume.html X-TipJar: bitcoin:13Qmb6AeTgQecazTWph4XasEsP7nGRbAPE X-to-the-FBI-CIA-and-NSA: HI! HOW YA DOIN? can i haz chizburger? User-Agent: Mutt/1.6.1 (2016-04-27) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3 (gold.funkthat.com [127.0.0.1]); Tue, 01 Mar 2022 17:49:26 -0800 (PST) X-Rspamd-Queue-Id: 4K7cVk3jD9z4gcV X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of jmg@gold.funkthat.com has no SPF policy when checking 208.87.223.18) smtp.mailfrom=jmg@gold.funkthat.com X-Spamd-Result: default: False [-0.11 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; FREEFALL_USER(0.00)[jmg]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_MEDIUM(-0.96)[-0.957]; MID_RHS_MATCH_FROM(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[funkthat.com]; AUTH_NA(1.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_SPAM_LONG(0.64)[0.642]; MLMMJ_DEST(0.00)[freebsd-hackers]; FORGED_SENDER(0.30)[jmg@funkthat.com,jmg@gold.funkthat.com]; R_SPF_NA(0.00)[no SPF record]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; ASN(0.00)[asn:32354, ipnet:208.87.216.0/21, country:US]; FROM_NEQ_ENVFROM(0.00)[jmg@funkthat.com,jmg@gold.funkthat.com] X-ThisMailContainsUnwantedMimeParts: N Wojciech Puchar wrote this message on Mon, Feb 21, 2022 at 11:44 +0100: > I wrote software for microcontroller with USB device port that presents > itself as USB CD and includes ISO9660 image. Is this an ST micro? I have a couple outstanding issues where ST hasn't implemented the USB spec properly in their reference code causing issues w/ FreeBSD... This isn't in the CD code, but other reference device classes... > It works under windows - "CD" is detected and files readable > it works under MacOS - same > It mostly works under FreeBSD. > > > FreeBSD detects it properly > > > ugen1.5: at usbus1 > umass0 on uhub5 > umass0: on > usbus1 > umass0: SCSI over Bulk-Only; quirks = 0x0100 > umass0:3:0: Attached to scbus3 > cd1 at umass-sim0 bus 0 scbus3 target 0 lun 0 > cd1: Removable CD-ROM SCSI-2 device > cd1: Serial Number 220123456789 > cd1: 1.000MB/s transfers > cd1: 16MB (8192 2048 byte sectors) > cd1: quirks=0x10<10_BYTE_ONLY> > > > > i can read sectors by dd, by single (bs=2k) or multiple. > Other communication (vendor specific SCSI commands - used to > configure/control the device with our software) - works properly. > > > If i make an image (first 34 sectors, device presents itself as 16MB > to prevent problems with some OSes but everything later are zeros) - it is > good - did cmp with original image file. > > i can do mdconfig, mount_cd9660 on this file and everything is fine. > > > BUT > > mount_cd9660 /dev/cd1 /mnt > > results in: > > mount_cd9660: /dev/cd1: Invalid argument > > There is no kernel messages. > > How could i find out what is exactly a problem? run usbdump to see what the commands are, and see if there is anything that could be causing issues. -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."