diff --git a/stand/man/loader.efi.8 b/stand/man/loader.efi.8 index 960264364c3d..2a19271017fa 100644 --- a/stand/man/loader.efi.8 +++ b/stand/man/loader.efi.8 @@ -1,50 +1,101 @@ .\" +.\" SPDX-License-Identifier: BSD-2-Clause-FreeBSD +.\" .\" Copyright (c) 2019 Netflix, Inc +.\" Copyright (c) 2022 Mateusz Piotrowski <0mp@FreeBSD.org> .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" $FreeBSD$ .\" -.Dd September 1, 2020 +.Dd March 18, 2022 .Dt LOADER.EFI 8 .Os .Sh NAME .Nm loader.efi .Nd UEFI kernel loader .Sh DESCRIPTION On UEFI systems, .Nm loads the kernel. -It is installed into the ESP (EFI System Partition), either in the -default location of -.Pa /efi/boot/bootXXX.efi -within the ESP, in the -.Fx -reserved area as -.Pa /efi/freebsd/loader.efi -within the ESP , -or within the system as -.Pa /boot/loader.efi . +.Pp .Xr boot1.efi 8 is used to load .Nm when it is placed within the system. +.Sh FILES +.Bl -tag -width "/boot/loader.efi" +.It Pa /boot/loader.efi +The location of the UEFI kernel loader within the system. +.El +.Ss EFI System Partition +.Nm +is installed on ESP (EFI System Partition) in one of the following locations: +.Bl -tag -width "efi/freebsd/loader.efi" +.It Pa efi/boot/bootXXX.efi +The default location for any EFI loader +.Po see +.Xr uefi 8 +for values to replace +.Ql XXX +with +.Pc . +.It Pa efi/freebsd/loader.efi +The location reserved specifically for the +.Fx +EFI loader. +.El +.Pp +The default location for the ESP mount point is documented in +.Xr hier 7 . +.Sh EXAMPLES +.Ss Updating loader.efi on ESP +The following examples shows how to install a new +.Nm +on ESP. +.Pp +First, find the partition of type +.Dq efi : +.Bd -literal -offset indent +# gpart list | grep -Ew '(Name|efi)' +1. Name: nvd0p1 + type: efi +2. Name: nvd0p2 +3. Name: nvd0p3 +4. Name: nvd0p4 +1. Name: nvd0 +.Ed +.Pp +The name of ESP on this system is +.Pa nvd0p1 . +.Pp +Second, let's mount ESP, copy +.Nm +to the special location reserved for +.Fx +EFI loaders, and unmount once finished: +.Bd -literal -offset indent +# mount_msdosfs /dev/nvd0p1 /boot/efi +# cp /boot/loader.efi /boot/efi/efi/freebsd/loader.efi +# umount /boot/efi +.Sh SEE ALSO +.Xr uefi 8