[openib-general] Re: tvflash HCA numbering with multiple HCAs

Hal Rosenstock halr at voltaire.com
Mon Jan 3 11:40:12 PST 2005


On Mon, 2005-01-03 at 14:40, Roland Dreier wrote:
>     Hal> Hi, Has flashing HCAs when there are multiple HCAs in the
>     Hal> host been tried ?  There seems to be some confusion on the
>     Hal> HCA numbering in tvflash as shown by the GUIDs below. I
>     Hal> needed to tvflash -h 1 to update mthca0.
> 
> Yes, I've tried it and it works.  

Yes it does work. You just have to know the numbers are not the same
as the mthca numbers.

> It is true that the PCI device order
> may be different between the kernel and tvflash.  Maybe the best
> solution is to specify devices by PCI domain, bus, device rather than
> some arbitrary number.

It was unclear to me that this was an arbitrary number (rather than the
number which was appended to mthca).

How is the HCA numbering for mthca decided ? Why can't tvflash use the
same numbering scheme ?

-- Hal




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