From: Bjorn Helgaas <bjorn.helgaas@hp.com>
To: Keith Owens <kaos@sgi.com>
Cc: linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org
Subject: Re: KDB blindly reads keyboard port
Date: Fri, 29 Sep 2006 16:57:41 +0000 [thread overview]
Message-ID: <200609291057.41529.bjorn.helgaas@hp.com> (raw)
In-Reply-To: <14425.1159496284@kao2.melbourne.sgi.com>
On Thursday 28 September 2006 20:18, Keith Owens wrote:
> I have never been a big fan of ACPI, having seen too many broken ACPI
> tables. But if that is what you want ...
There's always broken firmware, but I think on the whole, it's better
than just assuming that tomorrow's system will be the same as yesterday's.
I think a big reason for broken tables is the fact that ignore many of
them, so the breakage is never discovered.
> Bjorn, could you apply my previous patch anyway, boot your problem
> system with kdb_skip_keyboard, drop into KDB and
> 'md4c1 acpi_kbd_controller_present'. That will quickly confirm if acpi
> is detecting the absence of the keyboard on your system.
My system says:
acpi_parse_fadt: acpi_kbd_controller_present 0
next prev parent reply other threads:[~2006-09-29 16:57 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-26 19:54 KDB blindly reads keyboard port Bjorn Helgaas
2006-09-27 2:45 ` Keith Owens
2006-09-27 11:57 ` Matthew Wilcox
2006-09-27 22:11 ` Bjorn Helgaas
2006-09-29 2:18 ` Keith Owens
2006-09-29 16:57 ` Bjorn Helgaas [this message]
2006-09-29 18:01 ` Luck, Tony
2006-09-29 18:58 ` Bjorn Helgaas
2006-11-10 4:23 ` Keith Owens
2006-11-10 4:28 ` Matthew Wilcox
2006-11-10 6:15 ` Keith Owens
2006-11-16 4:02 ` Keith Owens
2006-11-16 16:28 ` Bjorn Helgaas
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