From owner-freebsd-usb@freebsd.org Sun Jan 10 04:07:37 2016 Return-Path: Delivered-To: freebsd-usb@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 2CB29A6A2C3 for ; Sun, 10 Jan 2016 04:07:37 +0000 (UTC) (envelope-from markjdb@gmail.com) Received: from mail-pa0-x22e.google.com (mail-pa0-x22e.google.com [IPv6:2607:f8b0:400e:c03::22e]) (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 0E2921576 for ; Sun, 10 Jan 2016 04:07:37 +0000 (UTC) (envelope-from markjdb@gmail.com) Received: by mail-pa0-x22e.google.com with SMTP id yy13so211169221pab.3 for ; Sat, 09 Jan 2016 20:07:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=date:from:to:subject:message-id:mime-version:content-type :content-disposition:user-agent; bh=Yu72Pd1VZ9PC09H7vNiCJXSd+50Ul5cdyQyozkLVlDA=; b=BlYcA+RhvHAkp6fVnyTKDbq8SMFyYzldQgBaRex4OinAt2D1mfw7cZVTs3qTKWagwH Z8t+dzlJZvKw/W0xKYpCNjPkwmv7SW9LR17zj2fwE4P2tIoHE23UyEyrq5phEPJQe+ou FWBr6QqmbqCPYVs6ZdPzkPTMQmOYCqU8h2FQqEUr8eR+vIVTqYqEeP4SXyzLH0uHmMG5 iSbc73GB+rYusKrQzqeHbLxkmtxiVdqbTm6VO8iB60nn3zwCbT1El2Lx0J069nbFVX9j iEvkmgL1SC73/mxuq5cjd4RWQamHA8Ny4uQpQO5YyRBHX1nHHLSPTNlnyImkaWVLiySg qonA== X-Received: by 10.66.141.41 with SMTP id rl9mr170520859pab.139.1452398856593; Sat, 09 Jan 2016 20:07:36 -0800 (PST) Received: from raichu ([104.232.114.184]) by smtp.gmail.com with ESMTPSA id r12sm9810921pfi.9.2016.01.09.20.07.36 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 09 Jan 2016 20:07:36 -0800 (PST) Date: Sat, 9 Jan 2016 20:07:32 -0800 From: Mark Johnston To: freebsd-usb@freebsd.org Subject: CP2102 UART adapter not attaching Message-ID: <20160110040732.GA2606@raichu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 Jan 2016 04:07:37 -0000 Hi, I have the module listed here: http://www.amazon.com/KEDSUM%C2%AE-CP2102-Module-Download-Converter/dp/B009T2ZR6W Under Windows 8 it works perfectly, but on FreeBSD-CURRENT I get: usb_alloc_device: set address 3 failed (USB_ERR_STALLED, ignored) usbd_setup_device_desc: getting device descriptor at addr 3 failed, USB_ERR_STALLED usbd_req_re_enumerate: addr=3, set address failed! (USB_ERR_STALLED, ignored) usbd_setup_device_desc: getting device descriptor at addr 3 failed, USB_ERR_STALLED usbd_req_re_enumerate: addr=3, set address failed! (USB_ERR_STALLED, ignored) usbd_setup_device_desc: getting device descriptor at addr 3 failed, USB_ERR_STALLED usbd_req_re_enumerate: addr=3, set address failed! (USB_ERR_STALLED, ignored) usbd_setup_device_desc: getting device descriptor at addr 3 failed, USB_ERR_STALLED usbd_req_re_enumerate: addr=3, set address failed! (USB_ERR_STALLED, ignored) usbd_setup_device_desc: getting device descriptor at addr 3 failed, USB_ERR_STALLED ugen1.3: at usbus1 (disconnected) uhub_reattach_port: could not allocate new device It looks like this device should be handled by uslcom(4), but it looks like we can't even get the device descriptor. How can I go about debugging this? Thanks, -Mark