[coreboot] what does 0x80 I/O address mean when initializing CPU?

Star Liu minxinjianxin at gmail.com
Wed Jul 30 14:52:18 CEST 2008


On Tue, Jul 29, 2008 at 9:53 PM, Peter Stuge <peter at stuge.se> wrote:
> On Tue, Jul 29, 2008 at 09:15:56PM +0800, Star Liu wrote:
>> what does the I/O address 80 mean?
>
> Please read http://en.wikipedia.org/wiki/Power-on_self-test
thank you very much, i got the AMI BIOS document from the link, and
have known that output D0 to I/O address 80 is just like a label to
tell us what the bios shall do next. I hope my understanding is right.
:)
thanks!

> //Peter
>
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