> maybe somone remembers that i hacked a little bit with the power saving
> modes of the athlon processor. so far as i know, the clk_ctl register is
> importand when the athlon processor comes back from acpi-c2 mode. in c2 he
> is disconnected from the system bus and the internal clock is clocked
> down. in some cases a false value in this register could prevent the
> athlon processor to come back from c2 -> lockup of the machine or
> something like it ...
Correct. It contains values that indicate to the CPU how to ramp up
the CPU clock during low-power modes.
Dave
-- | Dave Jones. http://www.codemonkey.org.uk | SuSE Labs - 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/