2.4 writes 128 without reading it back; 2.5 writes 128, read it back
and gets 0. Thus "not supported" message, which means that you
cannot use MWI on this device.
2.5 and BIOS are correct, 2.4 is not.
Ivan.
-
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/