Date: Tue, 23 Sep 2014 16:28:54 +0200 From: Harald Schmalzbauer <h.schmalzbauer@omnilan.de> To: "O. Hartmann" <ohartman@zedat.fu-berlin.de> Cc: Allan Jude <allanjude@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org>, Ed Maste <emaste@freebsd.org>, Nathan Whitehorn <nwhitehorn@freebsd.org>, Andriy Gapon <avg@freebsd.org> Subject: Re: CURRENT: EFI boot failure Message-ID: <542183A6.7060802@omnilan.de> In-Reply-To: <20140919152207.0473e213.ohartman@zedat.fu-berlin.de> References: <20140916020541.03c18d04.ohartman@zedat.fu-berlin.de> <54178607.1060305@freebsd.org> <541786BE.6010105@freebsd.org> <20140916075121.29989a53.ohartman@zedat.fu-berlin.de> <5417E20D.8070607@freebsd.org> <20140916230348.189e80cd.ohartman@zedat.fu-berlin.de> <CAPyFy2AicKf-PWGDnq80Zmm8ukwTkURZm8RRUFxdfHK=Xd7XAQ@mail.gmail.com> <5418B8C3.7040406@FreeBSD.org> <20140919152207.0473e213.ohartman@zedat.fu-berlin.de>
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Bez=FCglich O. Hartmann's Nachricht vom 19.09.2014 15:22 (localtime):
> =85
> The problem I reported about in the first place is triggered by a fault=
y loader.efi that
> arises, when optimisation level is -O3. -O2 works fine.
I can confirm that this problem also shows up when using
'CPUTYPE?=3Dcore-avx2'
Setting CPUTYPE to core-avx-i doesnt ehibit the problem.
I could narrow down the cause to libefi.a (sys/boot/efi).
But I don't understand the things going on there, so no clue how to fix
besides maybe
--- sys/boot/efi/Makefile.inc.orig 2014-09-23 16:22:46.000000000 +0200
+++ sys/boot/efi/Makefile.inc 2014-09-23 16:25:16.000000000 +0200
@@ -2,6 +2,10 @@
BINDIR?=3D /boot
+.ifdef CPUTYPE
+.undef CPUTYPE
+.endif
+
=2Eif ${MACHINE_CPUARCH} =3D=3D "i386"
CFLAGS+=3D -march=3Di386
=2Eendif
-Harry
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