Re: Kernel or patch suggestions for DMA enables Marvell Driver

[Terrence Martin <tmartin@physics.ucsd.edu>]

Sebastian Kuzminsky wrote:
> Terrence Martin <tmartin@physics.ucsd.edu> wrote:
>   
>> I have tried several development kernels to try to get the DMA version 
>> of the  Marvell  SATA driver to work. The problem is that other problems 
>> with the kernels have made them unsuitable for use. For example I used 
>> the latest 2.6.14git kernel as well as the most recent patch for 
>> 2.6.15-rc6. Both of which had problems.
>>
>> Could someone suggest a version of the kernel that might work, or 
>> alternatively is it possible to extract the DMA supported driver itself 
>> for compilation in another version? For example 2.6.14.4.
>>
>> The official kernel driver is the closest I have gotten to getting this 
>> controller supported on my system. The source code from Marvell and 
>> other sources seems to not want to compile at all.
>>
>> Here is the card I have from lspci
>>
>> 03:04.0 RAID bus controller: Marvell Technology Group Ltd. MV88SX6041 
>> 4-port SATA II PCI-X Controller (rev 03)
>>     
>
> I have a 6081 (Marvell Technology Group Ltd. MV88SX6081 8-port SATA II
> PCI-X Controller (rev 09)), it works fine under 2.6.15-rc5.  No hotplug,
> and a few wierd problems here and there.
>
> I'm getting ~55 MB/s/disk off each of 4 disks.  220 MB/s total read.
> It slows way down when you start writing to them too, of course.
>
>
>   
Excellent, I was just about to try rc5, rc6 did not work very well at 
all. I will post at how it works for me.

Terrence