My guess is that Windows explicitly enables A20 on resume. We should do that too, really... with the current heavily unified realmode code it should be easy - let me hack up a patch in the morning.
Robert Hancock <hancock...@gmail.com> wrote: >On 10/24/2012 02:09 PM, Alan Cox wrote: >> On Wed, 24 Oct 2012 12:36:04 -0700 >> "H. Peter Anvin" <h...@zytor.com> wrote: >> >>> Minor concern: it should do the wait for ready before sending each >command. >> >> Can we get a command line to do this quirk too - it strikes me that >if >> the MSIs rely upon it then it may be something Windows always does so >> will be useful to try on other problem machines as an experiment. > >I agree, one has to keep in mind the age-old question "how does Windows > >work?" since it surely has no such quirk. I'd say we're sometimes too >quick to add these DMI quirks when a more general solution would be >somehow figure out how the Linux behavior differs from what Windows is >doing. -- Sent from my mobile phone. Please excuse brevity and lack of formatting. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
