From: Matt Fleming <matt-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
To: Daniel McLellan
<daniel.mclellan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
Subject: Re: eboot.c regression allows boot, from v3.7 on- no boot with UEFI, only legacy, bisect results
Date: Thu, 3 Apr 2014 22:04:44 +0100 [thread overview]
Message-ID: <20140403210444.GB5222@console-pimps.org> (raw)
In-Reply-To: <20140403210342.GA5222-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
(Adding addresses for real this time... )
On Thu, 03 Apr, at 10:03:42PM, Matt Fleming wrote:
> (Adding linux-efi and correct Matthew's address)
>
> On Fri, 28 Mar, at 04:08:36PM, Daniel McLellan wrote:
> > System: Hewlett-Packard product: HP EliteBook 2570p
> > CPU~Dual core Intel Core i7-3520M CPU (-HT-MCP-)
> > Kernel: 3.12.4-2-hplove x86_64 (64 bit) Desktop: Enlightenment 0.18.99.18202
> > Distro: Arch Linux
> >
> >
> > I believe this issue is common to only a few iterations of ivy bridge
> >
> > https://bbs.archlinux.org/viewtopic.php?id=156670
> > https://bugs.archlinux.org/task/33745?project=1
> >
> > I had been patching eboot.c to v3.7 with the attached
> > efi_hp_boot.patch, but due to the recent changes in eboot.c (in v3.13)
> > I decided to bisect, and identified the following:
> >
> > # first bad commit: [dd5fc854de5fd37adfcef8a366cd21a55aa01d3d] EFI:
> > Stash ROMs if they're not in the PCI BAR
> >
> > My next step is diffing the eboot.c from v3.13.
> >
> > or would a better path be to check for ivy bridge?
>
> Daniel, could you try booting a recent kernel, without your patch
> applied and with the earlyprintk=efi,keep kernel parameter.
>
> Meanwhile I'm going to try and reproduce this error.
>
> --
> Matt Fleming, Intel Open Source Technology Center
--
Matt Fleming, Intel Open Source Technology Center
WARNING: multiple messages have this Message-ID (diff)
From: Matt Fleming <matt@console-pimps.org>
To: Daniel McLellan <daniel.mclellan@gmail.com>
Cc: linux-kernel@vger.kernel.org, matt.fleming@intel.com,
linux-efi@vger.kernel.org, Matthew Garrett <mjg59@srcf.ucam.org>
Subject: Re: eboot.c regression allows boot, from v3.7 on- no boot with UEFI, only legacy, bisect results
Date: Thu, 3 Apr 2014 22:04:44 +0100 [thread overview]
Message-ID: <20140403210444.GB5222@console-pimps.org> (raw)
In-Reply-To: <20140403210342.GA5222@console-pimps.org>
(Adding addresses for real this time... )
On Thu, 03 Apr, at 10:03:42PM, Matt Fleming wrote:
> (Adding linux-efi and correct Matthew's address)
>
> On Fri, 28 Mar, at 04:08:36PM, Daniel McLellan wrote:
> > System: Hewlett-Packard product: HP EliteBook 2570p
> > CPU~Dual core Intel Core i7-3520M CPU (-HT-MCP-)
> > Kernel: 3.12.4-2-hplove x86_64 (64 bit) Desktop: Enlightenment 0.18.99.18202
> > Distro: Arch Linux
> >
> >
> > I believe this issue is common to only a few iterations of ivy bridge
> >
> > https://bbs.archlinux.org/viewtopic.php?id=156670
> > https://bugs.archlinux.org/task/33745?project=1
> >
> > I had been patching eboot.c to v3.7 with the attached
> > efi_hp_boot.patch, but due to the recent changes in eboot.c (in v3.13)
> > I decided to bisect, and identified the following:
> >
> > # first bad commit: [dd5fc854de5fd37adfcef8a366cd21a55aa01d3d] EFI:
> > Stash ROMs if they're not in the PCI BAR
> >
> > My next step is diffing the eboot.c from v3.13.
> >
> > or would a better path be to check for ivy bridge?
>
> Daniel, could you try booting a recent kernel, without your patch
> applied and with the earlyprintk=efi,keep kernel parameter.
>
> Meanwhile I'm going to try and reproduce this error.
>
> --
> Matt Fleming, Intel Open Source Technology Center
--
Matt Fleming, Intel Open Source Technology Center
next prev parent reply other threads:[~2014-04-03 21:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-28 20:08 eboot.c regression allows boot, from v3.7 on- no boot with UEFI, only legacy, bisect results Daniel McLellan
2014-04-03 21:03 ` Matt Fleming
[not found] ` <20140403210342.GA5222-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-04-03 21:04 ` Matt Fleming [this message]
2014-04-03 21:04 ` Matt Fleming
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