From owner-freebsd-current@freebsd.org Sat Jan 19 15:10:22 2019 Return-Path: Delivered-To: freebsd-current@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 2EDC21482486 for ; Sat, 19 Jan 2019 15:10:22 +0000 (UTC) (envelope-from rebecca@bluestop.org) Received: from muon.bluestop.org (muon.bluestop.org [96.73.9.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 227D08575F; Sat, 19 Jan 2019 15:10:21 +0000 (UTC) (envelope-from rebecca@bluestop.org) Received: from muon.bluestop.org (localhost [127.0.0.1]) by muon.bluestop.org (Postfix) with ESMTP id EDC1BD8B1E; Sat, 19 Jan 2019 08:11:15 -0700 (MST) Received: from muon.bluestop.org ([127.0.0.1]) by muon.bluestop.org (muon.bluestop.org [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id y-G8xrVi7_Gd; Sat, 19 Jan 2019 08:11:15 -0700 (MST) Received: from Rebeccas-iPhone.mail (gw.bluestop.org [96.73.9.3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by muon.bluestop.org (Postfix) with ESMTPSA; Sat, 19 Jan 2019 08:11:15 -0700 (MST) Date: Sat, 19 Jan 2019 08:06:52 -0700 From: Rebecca Cran To: Emmanuel Vadot , Lev Serebryakov , Warner Losh Cc: FreeBSD Current , "Rodney W. Grimes" Message-ID: In-Reply-To: <912985968.20190119125228@serebryakov.spb.ru> References: <912985968.20190119125228@serebryakov.spb.ru> Subject: Re: GPT boot has less features than legacy MBR-based one (Was: UEFI, loader.efi and /boot.config) MIME-Version: 1.0 X-Rspamd-Queue-Id: 227D08575F X-Spamd-Bar: ------ X-Spamd-Result: default: False [-6.88 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[bluestop.org:s=mail]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; IP_SCORE(-2.95)[ip: (-9.69), ipnet: 96.64.0.0/11(-4.20), asn: 7922(-0.76), country: US(-0.08)]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_THREE(0.00)[4]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[bluestop.org:+]; MX_GOOD(-0.01)[cached: mail.bluestop.org]; DMARC_POLICY_ALLOW(-0.50)[bluestop.org,quarantine]; NEURAL_HAM_SHORT(-0.93)[-0.926,0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:7922, ipnet:96.64.0.0/11, country:US]; MID_RHS_MATCH_FROM(0.00)[] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 19 Jan 2019 15:10:22 -0000 On January 19, 2019 at 2:52:28 AM, Lev Serebryakov (lev=40freebsd.org(mai= lto:lev=40freebsd.org)) wrote: > I have never seen such item in BIOS Setup. I've checked two MoBos now (= one is > Supermicro X9something and other is brand-new Goldmont-based Chinese Mi= niPC > like Intel NUK): both have one knob in setup about boot type > (Legacy/UE=46I/Auto) and if UE=46I is selected, Supermicro MoBo (but no= t Chinese > one) could be booted to =22UE=46I Console=22 which is not documented an= ywhere. > =20 > Ok, I've checked my desktop Asus Z170-A, but it is graphical and I coul= d > not find or understand anything in this home-rown UI with crazy-fast mo= use. > =20 On ASUS systems you normally press =468 during POST to bring up the boot = menu, and =4611 on Supermicro systems. =E2=80=94 =20 Rebecca =20