From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: edward.robbins@domain.hid
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Very high latencies under stress testing
Date: Sat, 23 Oct 2010 18:22:04 +0200 [thread overview]
Message-ID: <4CC30BAC.8090704@domain.hid> (raw)
In-Reply-To: <4CC309B6.8070505@domain.hid>
Gilles Chanteperdrix wrote:
> edward.robbins@domain.hid wrote:
>> Forgot to copy the list:
>>
>>
>> Okay, so smi.c does not appear to contain my the PCI ID of my LPC
>> chip. Motherboard has intel GS45 chipset, and "lspci -nn" says:
>>
>> 00:1f.0 ISA bridge [0601]: Intel Corporation ICH9M-E LPC Interface
>> Controller [8086:2917] (rev 03)
>>
>> Is this what I'm looking for? (What has ISA got to do with this?)
>
> The address of the register used to disable the SMIs is stored in the
> PCI configuration space of this PCI peripheral. This address is an
> io-port address, so, technically the ISA bus is used to disable the
> SMIs. "LPC", means low pin count, which, I think refer to the wayq this
> peripheral is wired somewhere.
>
>
http://en.wikipedia.org/wiki/LPC_bus
--
Gilles.
next prev parent reply other threads:[~2010-10-23 16:22 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-23 14:54 [Xenomai-help] Very high latencies under stress testing edward.robbins
2010-10-23 15:37 ` Gilles Chanteperdrix
2010-10-23 16:21 ` edward.robbins
2010-10-23 16:26 ` edward.robbins
2010-10-23 18:46 ` edward.robbins
2010-10-23 21:52 ` Gilles Chanteperdrix
2010-10-24 15:55 ` edward.robbins
2010-10-23 16:13 ` Gilles Chanteperdrix
2010-10-23 16:22 ` Gilles Chanteperdrix [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-08-13 14:17 edward.robbins
2010-08-13 14:35 ` Gilles Chanteperdrix
2010-08-16 12:13 ` edward.robbins
2010-08-16 12:32 ` Gilles Chanteperdrix
2010-09-03 16:30 ` edward.robbins
2010-09-04 8:51 ` Philippe Gerum
2010-10-15 9:21 ` edward.robbins
2010-10-15 11:54 ` edward.robbins
2010-10-15 13:51 ` Gilles Chanteperdrix
2010-10-15 14:13 ` edward.robbins
2010-10-15 14:25 ` Gilles Chanteperdrix
2010-10-15 14:33 ` Philippe Gerum
2010-10-19 13:52 ` edward.robbins
2010-10-19 20:01 ` Gilles Chanteperdrix
2010-10-23 11:08 ` edward.robbins
2010-10-23 11:13 ` Gilles Chanteperdrix
2010-10-23 11:22 ` edward.robbins
2010-10-23 11:36 ` Gilles Chanteperdrix
2010-10-23 13:45 ` edward.robbins
2010-10-23 13:51 ` Gilles Chanteperdrix
2010-10-23 13:56 ` edward.robbins
2010-10-23 13:58 ` Gilles Chanteperdrix
2010-10-23 14:32 ` edward.robbins
2010-10-23 14:37 ` Gilles Chanteperdrix
2010-10-23 14:48 ` edward.robbins
2010-10-23 15:16 ` edward.robbins
2010-10-23 14:10 ` Gilles Chanteperdrix
2010-08-13 14:40 ` Philippe Gerum
2010-08-13 16:15 ` Philippe Gerum
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