From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Wurmus Subject: bug#30311: efi-less grub install fails Date: Sun, 18 Feb 2018 12:28:13 +0100 Message-ID: <87371yy1te.fsf@mdc-berlin.de> References: <20180201003414.4a535dec@scratchpost.org> <87inbgq3wp.fsf@fastmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:50919) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1enN9Y-0007J3-1L for bug-guix@gnu.org; Sun, 18 Feb 2018 06:29:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1enN9U-0007Ea-Rj for bug-guix@gnu.org; Sun, 18 Feb 2018 06:29:08 -0500 Received: from debbugs.gnu.org ([208.118.235.43]:41065) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1enN9U-0007EL-HQ for bug-guix@gnu.org; Sun, 18 Feb 2018 06:29:04 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1enN9S-0005mI-Gi for bug-guix@gnu.org; Sun, 18 Feb 2018 06:29:04 -0500 Sender: "Debbugs-submit" Resent-To: bug-guix@gnu.org Resent-Message-ID: In-Reply-To: <87inbgq3wp.fsf@fastmail.com> List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org Sender: "bug-Guix" To: Marius Bakke Cc: 30311-done@debbugs.gnu.org Marius Bakke writes: > Danny Milosavljevic writes: > >> Hi Ricardo, >> >> On Wed, 31 Jan 2018 19:55:58 +0100 >> Ricardo Wurmus wrote: >> >>> “guix system init” fails with a configuration file that specifies >>> grub-bootloader (not grub-efi-bootloader). >>> >>> “grub-install” reports an error about “lib/grub/x86_64-efi/modinfo.sh” >>> not being available. It suggests passing “--target” or “--device”. >>> >>> Our invocation of grub-install does not include a “--target” argument. >>> Only after I edited it to pass “--target=i386-pc” did “guix system init” >>> pass. >> >> Hmm, I wonder what happened here. >> >> We've been very careful to keep grub and grub-efi separate. >> >> The entire directory lib/grub/x86_64-efi shouldn't be available in the >> "grub" package output - and I checked on master, it isn't. Good. >> >> So that leaves automatic target selection as the culprit. >> >> And indeed, there's a call to grub_install_get_default_x86_platform >> in util/grub-install.c . And that checks for availability of >> /sys/firmware/efi and if it exists, defaults to EFI. >> >> I think it's a bug in grub to do that for a grub which doesn't have EFI >> platform support. :P >> >> We could just always pass i386-pc in install-grub for i386, but then >> we lose i386-ieee1275 (which I have never heard anyone using so maybe >> not so bad). > > I agree, passing --target seems like the best workaround for this GRUB > bug. Okay, I’ve added “--target=i386-pc” to the list of arguments. Thanks for the comments. -- Ricardo