Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops

Rene Herman
2007-12-11T17:29:35Z

On 11-12-07 18:04, Rene Herman wrote:

> On 11-12-07 18:00, David P. Reed wrote:
>
>> Which port do you want me to test?
>
> Oh, thought your previous reply was already responding to this. The
> "other diagnostic port", 0xed. The point is not so much that it's going
> to be a good alternate solution but to exclude it being a possible
> solution.
>
>> Also, I can run the timing test on my machine if you share the source
>> code so I can build it.
>
> Thanks, would be interesting. This one:

Okay, this needs to be junked. I don't get it, but I get different results
from an -O2 and an -O0 compile on this one.

Anyone?

Rene.