I'm not really sure if it's correct.  It works for me.
I guess a safer way would be to gradually increase the subordinate
value down a path as you find more and more bridges below.

The old code might not have had this problem, but it was quite broken
in other ways.

    -- Lennart

Johan Danielsson wrote:

>Lennart Augustsson <augustss@netbsd.org> writes:
>
>  
>
>>Number PCI busses using a simple pre-order numbering instead of
>>some strange binary split numbering that doesn't work with multiple
>>bridges on the same bus, nor with deeply nested bridges.
>>    
>>
>
>Is this correct? Doesn't this result in bridges responding to all
>configuration transactions, and not only to ones targeting down stream
>buses?
>
>/Johan
>
>  
>