From owner-freebsd-hackers@freebsd.org Sat May 26 17:26:48 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 95BFFEEF3A9 for ; Sat, 26 May 2018 17:26:48 +0000 (UTC) (envelope-from yuri@rawbw.com) Received: from shell1.rawbw.com (shell1.rawbw.com [198.144.192.42]) by mx1.freebsd.org (Postfix) with ESMTP id 0C4227853D for ; Sat, 26 May 2018 17:26:47 +0000 (UTC) (envelope-from yuri@rawbw.com) Received: from yv.noip.me (c-24-4-131-132.hsd1.ca.comcast.net [24.4.131.132]) (authenticated bits=0) by shell1.rawbw.com (8.15.1/8.15.1) with ESMTPSA id w4QHQkb1090066 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO) for ; Sat, 26 May 2018 10:26:46 -0700 (PDT) (envelope-from yuri@rawbw.com) X-Authentication-Warning: shell1.rawbw.com: Host c-24-4-131-132.hsd1.ca.comcast.net [24.4.131.132] claimed to be yv.noip.me To: Freebsd hackers list From: Yuri Subject: psm(4) doesn't recognize the Elantech touchpad Message-ID: Date: Sat, 26 May 2018 10:26:45 -0700 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 May 2018 17:26:48 -0000 FreeBSD is installed on Lenovo Ideapad 320-15AST. Based on several web hits, this model contains the Elantech touchad. There is hw.psm.elantech_support=1 in /boot/loader.conf. This is supposed to make the psm(4) driver to pick it up and create /dev/psm0, but this doesn't happen, and there is no /dev/psm* device. How to troubleshoot this? Yuri