From: "John W. Linville" <linville@tuxdriver.com>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: wireless <linux-wireless@vger.kernel.org>
Subject: Re: Your netbook
Date: Tue, 30 Mar 2010 16:28:49 -0400 [thread overview]
Message-ID: <20100330202848.GO13120@tuxdriver.com> (raw)
In-Reply-To: <4BB21787.4040501@lwfinger.net>
On Tue, Mar 30, 2010 at 10:23:51AM -0500, Larry Finger wrote:
> If possible, I would like you to do one more test on that troublesome netbook.
> Please build a kernel with CONFIG_MMIOTRACE=y and build the Broadcom wl driver
> for it. Starting with wl unloaded, issue the following commands (as root):
>
> echo 10000 > /sys/kernel/debug/tracing/buffer_size_kb
> echo mmiotrace > /sys/kernel/debug/tracing/current_tracer
> cat /sys/kernel/debug/tracing/trace_pipe > wl_dump.txt &
> modprobe -v wl
>
> After the wireless network device gets created, etc., then
>
> echo nop > /sys/kernel/debug/tracing/current_tracer
> sleep 1
> killproc cat
>
> and send me the file wl_dump.txt. With it, I will be able to see if the Broadcom
> driver is actually finding an SPROM that b43 is missing.
Done:
http://www.kernel.org/pub/linux/kernel/people/linville/ssb-debug/wl_dump.txt.gz
Hth!
John
--
John W. Linville Someday the world will need a hero, and you
linville@tuxdriver.com might be all we have. Be ready.
next prev parent reply other threads:[~2010-03-30 20:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-30 15:23 Your netbook Larry Finger
2010-03-30 20:28 ` John W. Linville [this message]
2010-03-30 20:50 ` Larry Finger
2010-03-30 21:30 ` Larry Finger
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