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SubjectRe: [PATCH] x86_64: fix problems due to use of "outb" to port 80 on some AMD64x2 laptops, etc.
Pavel Machek wrote:
> On Fri 2007-12-14 10:02:57, H. Peter Anvin wrote:
>> Ingo Molnar wrote:
>>> wow, cool fix! (I remember that there were other systems as well that are
>>> affected by port 0x80 muckery - i thought we had removed port 0x80
>>> accesses long ago.)
>>> how about the simpler fix below, as a first-level approach? We can then
>>> remove the _p in/out sequences after this.
>> I believe this will suffer from the issue that was raised: this will use
>> udelay() long before loop calibration (and no, we can't just "be
>> conservative" since there is no "conservative" value we can use.)
> ?? Just initialize bogomips to 6GHz equivalent... and we are fine
> until 6GHz cpus come out.

How long will that take to boot on a 386?


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