Re: What determines ethernet order?
Zachary Amsden (amsdenz@aavid.com)
Wed, 8 Jul 1998 16:42:48 -0400
>> AFAIK it's the MAC-addess of the nic's which decides order. Lower
>macs
>> first. You might want to have a look at
>'Multiple-Ethernet-Mini-HOWTO'
>> (... or something like that ... - it's on www.linuxresources.com!)
>
>I believe that's true only for ISA/EISA cards, but not for PCI. PCI
>cards
>are detected independant of the MAC. Anyone able to confirm? If indeed
>this is the case, what is the methodology used to determine what order
>PCI cards are detected in? I'm on my way through a tour of the kernel
Judging by Donald Becker's comments in 3c509.c, there is no
guaranteed order of detection for these cards in an ISA bus, and I
would bet money every ISA card acts differently. As far as PCI
goes, it has its own conflict resolution mechanisms which I know
nothing about. There some info on it at:
http://premium.microsoft.com/msdn/library/books/platform/pc98/html/09pci98_3
.htm
Zachary Amsden
amsden@andrew.cmu.edu
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