What happens if the following instructions are executed:

OUT 0xcf8, AL
MOV AL, 0x87
OUT 0xcfc, AL

As we know, by 0xcf8, we are trying to access configuration space but OUT is done in 8 bits. Will these instructions trigger processing the configuration space?  

Posted on 2010-07-20 02:07:24 by logicman112
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Posted on 2010-07-20 02:53:19 by SpooK