On 02/08/2011 10:20 PM, Jesse Barnes wrote: > On Tue, 08 Feb 2011 10:55:01 +0100 > Jiri Slaby <jirislaby@xxxxxxxxx> wrote: > >> On 01/14/2011 05:10 PM, Bjorn Helgaas wrote: >>> On Friday, January 14, 2011 03:31:16 am Jiri Slaby wrote: >>>> On 01/14/2011 01:15 AM, Linus Torvalds wrote: >>>>> On Thu, Jan 13, 2011 at 3:19 PM, Bjorn Helgaas <bjorn.helgaas@xxxxxx> wrote: >>>>>> >>>>>> I think we're back to the question of why we have the ICH4 quirk in >>>>>> the first place, and I don't know the answer to that. >>>>> >>>>> Iirc, there were several laptops that didn't have the ACPI region >>>>> mentioned in any of the regular places, and we'd allocate the PCMCIA >>>>> IO region on top of them. The machine would boot, but if anybody ever >>>>> inserted a PCCard into the machine, the first access to the IO region >>>>> would generally just halt it (because it was trying to read the >>>>> PCCard, but the APCI region decodes first, and then the read from that >>>>> usually put the CPU in a sleep state that it would never wake up from >>>>> for obvious reasons). >>>>> >>>>> So we do want the ICH4 quirk. >>>> >>>> Yes, this is an "official" way how ICH4 (and later) advertises the region. >>> >>> The quirk is a bug workaround, *not* the "official, planned" way to >>> deal with these regions. The official way is to use ACPI, because >>> that's a generic way that doesn't require changes for new versions >>> of ICH. >> >> Ok, I understand that. For non-ACPI setups this is probably the only >> place to look at. >> >> Anyway, has anybody had a chance to look at the patches? Any comments, >> nacks/acks? >> >> https://lkml.org/lkml/2011/1/14/115 >> https://lkml.org/lkml/2011/1/14/113 >> https://lkml.org/lkml/2011/1/14/114 > > I don't have a problem making the quirk quirkier, but it would be nice > to get rid of the need for it entirely (though we can leave that to > Bjorn :). Can you re-submit these three against my linux-next branch? Ok, I can. But do you want solution 113 or 114 -- they solve the same, but in a different manner? thanks, -- js -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
