Hi, David P. Reed <dpreed <at> reed.com> writes:
> And actually, if I had looked at the /sys/bus/pnp definitions, rather > than /proc/ioports, I would have noticed that port 80 was part of a > PNP0C02 resource set. That means exactly one thing: ACPI says that > port 80 is NOT free to be used, for delays or anything else. I have some computers where port 0x80 is claimed by 8237A DMA controller [1] But in this case it seems a lasy acpi programmer that doesn't want to convert the hole in 0x80-0x8f range... PS : I post from gmane web interface, so I can't keep CC. [1] This happen with a old 7 years old siemens PIII and a new hp core2duo. state = active io 0x0-0xf io 0x80-0x8f io 0xc0-0xdf dma 4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/