[LV] TURBOchannel support -- success!

[Kenn Humborg]

On Thu, Feb 22, 2007 at 09:41:47PM +0000, Maciej W. Rozycki wrote:
> Hello,
> 
>  The list seems to have been rather silent recently.  But in case there 
> are still readers out there I am pleased to announce initial success with 
> porting TURBOchannel support to the VAXstation 4000/90 equipped with the 
> DWCTX adapter.  A moderately easy addition of this support has been 
> enabled by the recent rewrite of the TURBOchannel bus support to the 
> driver model which is as of 2.6.21-rc1 available upstream now.  Here is a 
> bootstrap log from my system using a PMAD-A Ethernet adapter for the 
> interface used for NFS-root.  This board uses PIO transactions only, but 
> my experiments with some other boards show DMA works correctly as well.  
> Unfortunately the DMA API is currently unsupported, so using a card like 
> one of the DEFTA variations is not possible out of the box.
> 
>  Comments are welcome, especially ones to provide incentive for more work 
> in this area. ;-)

This is seriously cool!  Are you working from Jan-Benedict's latest GIT
tree?

Later,
Kenn

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