Messages in this thread | | | From | Jesse Barnes <> | Subject | Re: [PATCH 2.6.28 1/3] PCI-quirks: Unhide MCH5/6 memory controller configuration device | Date | Mon, 5 Jan 2009 11:20:35 -0800 |
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On Thursday, January 1, 2009 11:02 am Michał Mirosław wrote: > Some BIOSes hide 'overflow' device (dev #6) for i82875P/PE chipsets. > The same happens for i82865P/PE. Add a quirk to enable this device. > This allows i82875 EDAC driver to bind to chipset's dev #6 and not > dev #0 as the latter is used by AGP driver. > > This is rebased against 2.6.28 vanilla kernel, including trimming > of long lines. > > After testing this patch for couple of days on my laptop (i82856P) > it looks like something is resetting device 0 (MCH) config register > 0xF4 to zero and effectively disabling the device again. The delay > looks random to me. I can easily update the register using > 'hexedit /sys/bus/pci/devices/0000\:00\:00.0/config' and see > correct values in lspci output afterwards. This is probably > BIOS's fault. This changes nothing as far as i82875P EDAC driver > is concerned as it has the same assumption that BIOS is well behaved. > > In case some really broken BIOS is found, this can be wrapped around > some new Kconfig #ifdef. > > Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
This one doesn't apply for me, can you resend a new one against my linux-next branch?
Thanks, -- Jesse Barnes, Intel Open Source Technology Center
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