From: Jan Kiszka <jan.kiszka@domain.hid>
To: Theo Veenker <T.J.G.Veenker@domain.hid>
Cc: Xenomai help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] PCI id missing from arch/x86/smi.c
Date: Mon, 12 Jul 2010 14:39:07 +0200 [thread overview]
Message-ID: <4C3B0CEB.7040906@domain.hid> (raw)
In-Reply-To: <4C3B07A2.4020606@domain.hid>
Theo Veenker wrote:
> Hi,
>
> About a year ago when installing Xenomai on a new box it appeared this
> particular system required an addition to the PDI IDs table in arch/x86/smi.c.
> See this thread: https://mail.gna.org/public/xenomai-help/2009-08/msg00031.html
> Gilles said he would make the change to smi.c. That was with 2.4.8.
>
> Now I'm trying 2.5.3 but again the same PCI ID is missing. Is there a
> particular reason not to include this ID? On this system the SMI detection
> stuff doesn't work without it.
>
> It requires adding this line to rthal_smi_pci_tbl[]:
> {PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH10_1)},
Does the SMI disabling actually work, ie. do you _measure_ any
difference? I'm asking as I think to remember that recent (but older
than ICH10) Intel chipset no longer provide the required interface or at
least changed it in an incompatible way.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2010-07-12 12:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-12 12:16 [Xenomai-help] PCI id missing from arch/x86/smi.c Theo Veenker
2010-07-12 12:35 ` Gilles Chanteperdrix
2010-07-12 12:39 ` Jan Kiszka [this message]
2010-07-12 12:57 ` Theo Veenker
2010-07-20 13:41 ` [Xenomai-help] [PATCH] x86: add Intel ICH10_1 to rthal_smi_pci_tbl Stefan Kisdaroczi
2010-08-01 13:40 ` Gilles Chanteperdrix
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