Date: Tue, 1 Mar 2016 16:58:19 -0800 From: David Christensen <dpchrist@holgerdanske.com> To: freebsd-questions@freebsd.org Subject: Re: FreeBSD-10.2-RELEASE-amd64-memstick -- fresh install not booting Message-ID: <56D63AAB.80200@holgerdanske.com> In-Reply-To: <alpine.BSF.2.20.1603011105280.63299@wonkity.com> References: <56D54B0E.3010904@holgerdanske.com> <alpine.BSF.2.20.1603011105280.63299@wonkity.com>
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On 03/01/2016 12:58 AM, Dr. Nikolaus Klepp wrote: > Some BIOS simply won't boot from GPT, so please try a MBR > installation. But fill the first and last gig of the harddrive with > zeros. On 03/01/2016 01:29 AM, Trond Endrestøl wrote: > Even simpler, run: gpart -F destroy ada0 On 03/01/2016 10:15 AM, Warren Block wrote: > That is standard for GPT and the PMBR. Do not use MBR utilities on > GPT disks. The PMBR is there so a GPT disk will boot on a BIOS > system, and modifying it with MBR utilities probably won't help but > can definitely hurt. > > There are several reasons a UEFI system might not boot. Make sure > you have the latest UEFI firmware for the motherboard. Turn off > Secure Boot. For BIOS-based systems, several notable manufacturers > like IBM/Lenovo and HP have mis-used certain partition types for > their own purposes, breaking GPT compatibility. > > For hopelessly broken UEFI or BIOS systems, using the old MBR format > is necessary. Thanks for the replies. I enable Boot -> UEFI Boot in the CMOS setup and the machine booted correctly. David
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