Date: Wed, 24 Sep 2014 07:47:44 +0100 From: Matt Fleming <matt@console-pimps.org> To: Nathan Whitehorn <nwhitehorn@freebsd.org> Cc: Ed Maste <emaste@freebsd.org>, Andriy Gapon <avg@freebsd.org>, Harald Schmalzbauer <h.schmalzbauer@omnilan.de>, FreeBSD Current <freebsd-current@freebsd.org>, Allan Jude <allanjude@freebsd.org>, "O. Hartmann" <ohartman@zedat.fu-berlin.de> Subject: Re: CURRENT: EFI boot failure Message-ID: <20140924064744.GL18635@console-pimps.org> In-Reply-To: <54218B0F.20707@freebsd.org> References: <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> <542183A6.7060802@omnilan.de> <54218B0F.20707@freebsd.org>
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On Tue, 23 Sep, at 08:00:31AM, Nathan Whitehorn wrote: > Could you try adding -mno-avx2 to /sys/boot/amd64/Makefile.inc line 9? Do you pull the -mno-redzone flag anywhere? I'm looking through the loader sources now, and I see that switch in sys/conf/kern.mk, but it doesn't look like that's being pulled in for the boot loader source. Calling into EFI will trash the x86-64 redzone, if you've got it enabled. -- Matt Fleming, Intel Open Source Technology Center
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