Date: Fri, 11 Jan 2019 13:18:35 -0600 From: Kyle Evans <kevans@freebsd.org> To: Jonathan Chen <jonc@chen.org.nz> Cc: Stefan Bethke <stb@lassitu.de>, freebsd-stable stable <freebsd-stable@freebsd.org> Subject: Re: Trouble booting from EFI with 12-stable Message-ID: <CACNAnaFnX3UGUr9sWL0pBMqaOK6_2C1NEaZQOHf99xH71JAjiA@mail.gmail.com> In-Reply-To: <CAJuc1zMQC6bmpM_gJV3GK6ZSbF_OuJ6Z3S6VTYKD9snKiDwsXg@mail.gmail.com> References: <2E0A45C1-1E0A-42FB-A403-04EF611DB812@lassitu.de> <CACNAnaHc_wus-t=J7eH8Uwsiq=svUrJTX2jS0Tp=hkuxJcwyGg@mail.gmail.com> <97B2B194-D1B6-4CC0-BAC2-8167ECDB3182@lassitu.de> <1B65638D-C68B-4995-9170-DB34D8051B21@lassitu.de> <CAJuc1zMQC6bmpM_gJV3GK6ZSbF_OuJ6Z3S6VTYKD9snKiDwsXg@mail.gmail.com>
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On Fri, Jan 11, 2019 at 1:15 PM Jonathan Chen <jonc@chen.org.nz> wrote: > > On Sat, 12 Jan 2019 at 07:55, Stefan Bethke <stb@lassitu.de> wrote: > [...] > > The UEFI man page has a good explanation of which files are involved in booting: > > https://www.freebsd.org/cgi/man.cgi?query=uefi&sektion=8&manpath=freebsd-release-ports > > > > I mounted the ESP and copied /boot/boot1.efi to /boot/efi/EFI/BOOT/BOOTX64.EFI. Surprisingly, the new boot1.efi is much smaller than what I had before (according to the timestamp from November), but using that, booting seems to be restored. > > > > # grep efi /etc/fstab > > /dev/ada0p2 /boot/efi msdos rw,noauto 0 0 > > # mount /boot/efi > > # ls -l /boot/efi/EFI/BOOT/BOOTX64.EFI /boot/efi/EFI/BOOT/bak/BOOTX64.EFI > > -rwxr-xr-x 1 root wheel 81920 Jan 11 18:43 /boot/efi/EFI/BOOT/BOOTX64.EFI* > > -rwxr-xr-x 1 root wheel 410112 Nov 25 16:27 /boot/efi/EFI/BOOT/bak/BOOTX64.EFI* > > While the uefi(8) man page suggests that boot1.efi should be used, > loader.efi can also substituted. I believe the release images use > loader.efi instead of boot1.efi, as it's slightly more efficient. > Indeed, boot1.efi is a hack that's going to get kicked out of the tree in due time.
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