still have ad4: FAILURE - already active DMA on this device

[Søren Schmidt]

Dikshie wrote:
> 
> Dear all.
> 
> upgraded to -CURRENT on 14 June 2004 (West Indonesia Time)
> I got error messages;
> 
>  ad4: FAILURE - already active DMA on this device
>  ad4: setting up DMA failed
>  ad4: timeout sending command=c8
>  ad4: error issuing DMA coammand
>  ad4: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=14610207
> 
> 
> to solve this problem temporary I turn off dma with add hw.ata.ata_dma=0:
> line to loader.conf BUT turn off ata DMA make my freebsd box 
> become very slow :-(

What controller chip is this ?
Is it sharing interrupt with another device ?

-- 
-Søren