From owner-freebsd-arm@freebsd.org Wed Mar 30 11:02:25 2016 Return-Path: Delivered-To: freebsd-arm@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 7B357AE310C for ; Wed, 30 Mar 2016 11:02:25 +0000 (UTC) (envelope-from jiashiun@gmail.com) Received: from mail-io0-x22c.google.com (mail-io0-x22c.google.com [IPv6:2607:f8b0:4001:c06::22c]) (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 500461705 for ; Wed, 30 Mar 2016 11:02:25 +0000 (UTC) (envelope-from jiashiun@gmail.com) Received: by mail-io0-x22c.google.com with SMTP id g185so62313059ioa.2 for ; Wed, 30 Mar 2016 04:02:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=YAAniln+Q1GB9d7EidUZ3Evs6Gcw5BdERMqblDVVwiQ=; b=tO7l1xCUotqNrBsTPthvCElgJaBcRUY4EdZQCMvINxEWPHPzRgk53En+3fPKWWko8A GBbc/DO9KBcycfI0KwiSHqr4eepOWB+hxZwxWyWYbaTGX2/5ke2PGmX5xMbh0FHVJoUr peN7+4w5Dmvez+8yOoy1D11c/EH9+ps89aLAxLaUTMLUfVLuMc0IAJSGg8Q25AjzPFbz vUpDnQtebVbXocv6v8NXTtdmp2TfokTuenDXbTvtK+VXV+ELZczS8Zo9aYDD2t+Y/K3L 9O94lcmJK4KLl5dygJHPtethQN2iaKijv0dJZjqwjsAeAPIN3gS04cxqS7dfsGd3SeKd ub3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=YAAniln+Q1GB9d7EidUZ3Evs6Gcw5BdERMqblDVVwiQ=; b=kra2FSH5z969+oSRsPKn4zZioUxaAS8P/blCMNJwJYvDbKPRJnJjsy/h1mOMbCQjnm HcDjN0qqzVxxt2YDZNxfuFchHmrqbxlfkcMXxlGdT/R0XhTMNo+1PjHNgphx0dO++oT3 k05WFW4ev8xnrTBikZlf9yDzKYWcQsFXZjyeDt3l4twZVvp/5tarkHxgmzpN0RxtW3LF 2X3g2qpdA44w36qZeGthboVOSSICRF10IzcNDtBOzsqTJdDCNJIiSrfhGOXzBKUWlRG7 aeSzb4a31+ogYn2tsfZt0L/rgzfuYpopTOTC9z0Nmni8PKJyWeHOyIOXO9BYBxh01DAt Oymg== X-Gm-Message-State: AD7BkJLZNuMVW1rKdjEVYxzcQR7vjMoI2IKsTSqZVsnq6wMtb9t+X3Q21S8+ifV3BYE2LuzFFzGa7J9lANuXWw== X-Received: by 10.107.27.205 with SMTP id b196mr8584323iob.163.1459335744410; Wed, 30 Mar 2016 04:02:24 -0700 (PDT) MIME-Version: 1.0 Received: by 10.79.38.73 with HTTP; Wed, 30 Mar 2016 04:01:55 -0700 (PDT) In-Reply-To: <56FB80B1.9090903@selasky.org> References: <20160328225715.GA7705@www.zefox.net> <56FB80B1.9090903@selasky.org> From: Jia-Shiun Li Date: Wed, 30 Mar 2016 19:01:55 +0800 Message-ID: Subject: Re: Confusing RPI2 kernel options To: Hans Petter Selasky Cc: bob prohaska , "freebsd-arm@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Mar 2016 11:02:25 -0000 On Wed, Mar 30, 2016 at 3:30 PM, Hans Petter Selasky wrote: > On 03/29/16 00:57, bob prohaska wrote: > >> On an RPI2 running 11-CURRENT /usr/src/sys/arm/conf/RPI2 contains: >> >> # Comment following lines for boot console on serial port >> device vt >> device kbdmux >> device ukbd >> >> but in fact there _is_ a serial console and the options >> are _not_ commented. >> >> I realize the USB keyboard isn't expected >> to work, but it seems odd that the serial console does >> work given the description. Do I misunderstand something? >> >> Thanks for reading, >> >> bob prohaska >> >> > Hi, > > The USB keyboard does not work on the serial console, only the HDMI port > or display. > > That's not about keyboard but "boot console", or more formally "system console", to which kernel messages is output. At booting kernel, - with vt, kernel boot messages go to HDMI display. Serial port shows nothing until getty is up for it to bring login prompt. - without vt, kernel boot messages go to serial port. -Jia-Shiun.