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From: Pavel Machek <pavel@ucw.cz>
To: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Felipe Balbi <balbi@ti.com>,
pali.rohar@gmail.com, sre@debian.org, sre@ring0.de,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
ivo.g.dimitrov.75@gmail.com
Subject: Re: 3.19 on Nokia n900: audio quality awful
Date: Tue, 6 Jan 2015 23:58:56 +0100 [thread overview]
Message-ID: <20150106225856.GB31990@amd> (raw)
In-Reply-To: <20150106222717.GC6071@fuloong-minipc.musicnaut.iki.fi>
On Wed 2015-01-07 00:27:17, Aaro Koskinen wrote:
> On Tue, Jan 06, 2015 at 11:08:05PM +0100, Pavel Machek wrote:
> > On Tue 2015-01-06 22:57:30, Aaro Koskinen wrote:
> > > Hi,
> > >
> > > On Tue, Jan 06, 2015 at 09:50:00PM +0100, Pavel Machek wrote:
> > > > PS: Unfortunately, N900 will not boot using nfsroot in 3.16+ at least,
> > > > and boot from MMC card is broken and has been for quite some time.
> > >
> > > USB networking works fine with 3.19-rc3 and also MMC card rootfs.
> >
> > Does nfsroot work for you? USB networking works as a module but not
> > build-in. [Patch is available for this one.]
> >
> > u-SD card seems to have similar problem. If I try it after boot, I can
> > access it ok, but using u-SD card for rootfs fails. If it works for
> > you, it would be interesting to know.
>
> I haven't tried nfsroot, but I've been using USB networking for ssh
> for a couple of years without issues. I have g_ether as module.
>
> Also I recently switched rootfs to u-SD card, and it (MMC) works fine
> as builtin.
>
> But I'm mounting it from userspace (using builtin initramfs inside
> zImage), with a poll loop that waits for a device to appear. Maybe if you
> do it from kernel you need to use root wait/delay etc. options?
Yes, it works if I mount it later. It fails when done directly using
root=, even with rootwait etc. Hard to believe, yes, but try it. You
can watch the results on console.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2015-01-06 22:59 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-06 17:04 3.19 on Nokia n900: audio quality awful Pavel Machek
2015-01-06 17:25 ` Felipe Balbi
2015-01-06 17:51 ` Pavel Machek
2015-01-06 20:28 ` Felipe Balbi
2015-01-06 20:50 ` Pavel Machek
2015-01-06 20:54 ` Felipe Balbi
2015-01-06 21:57 ` Pavel Machek
2015-01-06 22:02 ` Felipe Balbi
2015-01-06 20:57 ` Aaro Koskinen
2015-01-06 22:08 ` Pavel Machek
2015-01-06 22:27 ` Aaro Koskinen
2015-01-06 22:46 ` Felipe Balbi
2015-01-06 22:52 ` Tony Lindgren
2015-01-06 22:56 ` Pavel Machek
2015-01-06 23:04 ` Felipe Balbi
2015-01-06 23:13 ` Pavel Machek
2015-01-06 23:29 ` Felipe Balbi
2015-01-06 22:58 ` Pavel Machek [this message]
2015-01-07 19:43 ` Aaro Koskinen
2015-01-06 20:39 ` Aaro Koskinen
2015-01-18 12:01 ` Pavel Machek
2015-01-26 13:20 ` Peter Ujfalusi
2015-01-28 18:15 ` Jarkko Nikula
2015-01-28 22:41 ` Pavel Machek
2015-01-29 7:35 ` Jarkko Nikula
2015-01-29 11:19 ` Peter Ujfalusi
2015-01-29 20:42 ` Pavel Machek
2015-01-30 8:16 ` Pali Rohár
2015-01-30 8:52 ` Pavel Machek
2015-01-30 10:26 ` Pavel Machek
2015-01-30 10:37 ` Pavel Machek
2015-01-30 12:40 ` Peter Ujfalusi
2015-01-30 12:43 ` Peter Ujfalusi
2015-01-28 22:02 ` Pavel Machek
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