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From: Peter Zijlstra <peterz@infradead.org>
To: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: "Borislav Petkov" <bp@alien8.de>,
	"Arnaud Lacombe" <lacombar@gmail.com>,
	"David Airlie" <airlied@redhat.com>,
	"Michel Dänzer" <michel@daenzer.net>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	dri-devel@lists.freedesktop.org,
	"Pavel Ivanov" <paivanof@gmail.com>,
	"Alex Deucher" <alexdeucher@gmail.com>,
	"Dave Airlie" <airlied@gmail.com>,
	linux-kbuild@vger.kernel.org
Subject: Re: Kernel almost hangs when CONFIG_DRM_RADEON=y
Date: Tue, 30 Aug 2011 10:37:22 +0200	[thread overview]
Message-ID: <1314693442.2054.2.camel@twins> (raw)
In-Reply-To: <20110830020828.GA14915@khazad-dum.debian.net>

On Mon, 2011-08-29 at 23:08 -0300, Henrique de Moraes Holschuh wrote:
> On Mon, 29 Aug 2011, Borislav Petkov wrote:
> > So, hypothetically speaking, hpa suggested then that we could pass
> > firmware blobs over the linked list setup_data thing in the real-mode
> > kernel header and parse_setup_data() can look at them and map them
> > somewhere later for the driver to find. This should be doable because
> > you're only gonna need a handful of blobs for CPU ucode, network and GPU
> > if the last is compiled in.
> > 
> > I wanted to take a serious look at that for the ucode loading, maybe I
> > should try to shuffle some time for it...
> 
> It would be very useful, yes.
> 
> Alternatively, you could extend the initrd format to have a firmware
> directory appended after the filesystem image.  ACPI is going to abuse
> the initrd in just that way to override ACPI tables very soon (patches
> have been already submitted to linux-acpi), so if a more structured and
> extensible way to piggy-back early-init data in the initrd is needed, it
> would be good to bring that to the table NOW.

Uhm,.. does that mean that soon we can't boot kernels without initrd?
That too is a massive regression in my eyes.

  parent reply	other threads:[~2011-08-30  8:37 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-27  4:20 Kernel almost hangs when CONFIG_DRM_RADEON=y Pavel Ivanov
2011-08-27  9:00 ` Michel Dänzer
2011-08-27 22:50   ` Pavel Ivanov
2011-08-28  5:36     ` Borislav Petkov
2011-08-28 21:47       ` Pavel Ivanov
2011-08-29  5:49         ` Borislav Petkov
2011-08-29  6:04           ` Michel Dänzer
2011-08-29 13:20       ` Peter Zijlstra
2011-08-29 13:38         ` Borislav Petkov
2011-08-29 13:43           ` Dave Airlie
2011-08-29 13:48           ` Alex Deucher
2011-08-29 14:16             ` Borislav Petkov
2011-08-29 15:47               ` David Airlie
2011-08-29 15:55                 ` Borislav Petkov
2011-08-29 16:10                   ` Arnaud Lacombe
2011-08-29 17:17                     ` Borislav Petkov
2011-08-29 17:38                       ` Michel Dänzer
2011-08-29 17:50                       ` Peter Zijlstra
2011-08-29 18:09                       ` Peter Zijlstra
2011-08-29 18:16                       ` Peter Zijlstra
2011-08-29 21:14                         ` Borislav Petkov
2011-08-30  2:08                           ` Henrique de Moraes Holschuh
2011-08-30  7:17                             ` Borislav Petkov
2011-08-30 14:44                               ` Henrique de Moraes Holschuh
2011-08-30  8:37                             ` Peter Zijlstra [this message]
2011-08-30 14:55                               ` Henrique de Moraes Holschuh
2011-08-29 16:28             ` Kyle Moffett
2011-08-29 17:21               ` Borislav Petkov
2011-08-29 17:51                 ` Peter Zijlstra
2011-08-27 23:03   ` Kyle Moffett

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