Messages in this thread | | | Date | Fri, 26 Jan 2007 23:03:14 +0800 | From | "Luming Yu" <> | Subject | Re: Intel PCI-E bridge ACPI resources and possibly related SATA unstability problems on ASUS A8Js |
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On 1/26/07, Martin Drab <drab@kepler.fjfi.cvut.cz> wrote: > On Thu, 25 Jan 2007, Oleg Verych wrote: > > > On Thu, Jan 25, 2007 at 01:28:56PM +0100, Martin Drab wrote: > > > On Thu, 25 Jan 2007, Oleg Verych wrote: > > > > > > > gmane.linux.kernel: > > > > > recently I got my hands on an ASUS A8Js notebook (Core 2 Duo T7200, > > > > > Intel 945 PM PCI-E Chipset, for details see attached log). After booting > > > > > the latest 2.6.20-rc5-git3 kernel (but the same behaviour occurs also with > > > > > the 2.6.19.2, didn't try any other), some strange behaviour can be > > > > > observed. > > > > > > > > There were disscussions about mmconfig and what nightmare it brought to > > > > PCI(E) configuration in scope of BIOS, chip bugs. Here's (one of) such: > > > > <http://marc.theaimsgroup.com/?l=linux-kernel&m=116007091004503&w=2> > > > > > > > > > At first the following messages appear in the log: > > > > > > > > > > ... > > [ 40.303154] PCI: BIOS *Bug*: MCFG area at e0000000 is not E820-reserved > > > > > [ 40.303157] PCI: Not using MMCONFIG. > > > > > > > > > > (not sure whether this is really a problem) > > > > > > > > I think it may be the major problem. > > > > > > Hmm, it may be. Was there suggested any solution (or at least proposal) > > > that I may try? > > > > Try fix BIOS bugs: <http://permalink.gmane.org/gmane.linux.kernel/462632> > > ASUS refused to help fixing the BIOS with words that ASUS notebooks do not > support Linux. So if we do not workaround this somehow, Linux would really > be unusable on this HW. :( > Does pci=nommconf work for you. Also why not use memmap=exactmap ... boot command line to workaround this bios bug? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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