Date: Sun, 20 Jan 2019 11:05:09 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: Lev Serebryakov <lev@FreeBSD.org> Cc: Rebecca Cran <rebecca@bluestop.org>, Emmanuel Vadot <manu@bidouilliste.com>, Warner Losh <imp@bsdimp.com>, FreeBSD Current <freebsd-current@freebsd.org>, "Rodney W. Grimes" <freebsd-rwg@pdx.rh.cn85.dnsmgr.net> Subject: Re: GPT boot has less features than legacy MBR-based one (Was: UEFI, loader.efi and /boot.config) Message-ID: <20190120090508.GE26174@kib.kiev.ua> In-Reply-To: <1951151017.20190119235425@serebryakov.spb.ru> References: <912985968.20190119125228@serebryakov.spb.ru> <etPan.5c433dd9.327b23c6.1973@bluestop.org> <1951151017.20190119235425@serebryakov.spb.ru>
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On Sat, Jan 19, 2019 at 11:54:25PM +0300, Lev Serebryakov wrote: > Hello Rebecca, > > Saturday, January 19, 2019, 6:06:52 PM, you wrote: > > > Ok, I've checked my desktop Asus Z170-A, but it is graphical and I could > > not find or understand anything in this home-rown UI with crazy-fast mouse. > > On ASUS systems you normally press F8 during POST to bring up the boot menu, and F11 on Supermicro systems. > Yes, I know. But what should I do next? There is no "Set UEFI Boot Var" > item in it. You could select different physical drives (but not partitions > of the drives) and network cards (if PXE is enabled), and, sometimes, "EFI > Shell" which is not documented anywhere, and it doesn't work always. > > When I google "ASUS EFI Shell", for example, all results says about > preparing USB stick with EFI shell and such, not about commands and > variables of EFI shell. > > I don't say, that it is impossible, I only could not find good (or any) > documentation. The specification for EFI Shell is available together with other UEFI specifications, at http://www.uefi.org/specifications.
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