ATA/DMA problem after reboot

[Pertti Kosunen]

Jeremie Le Hen wrote:
> I tried to disable APIC, S.M.A.R.T, IDE DMA Burst, IDE Block Mode.
> I don't know what the last one does, but anyway, nothing corrected
> my problem.
> 
> Other suggestions are welcome.

Try slower ata mode.

cat /etc/rc.local
#!/bin/sh
atacontrol mode ad0 UDMA66
atacontrol mode ad4 UDMA66
atacontrol mode ad5 UDMA66
atacontrol mode ad6 UDMA66