It seems Don Croyle wrote:
> I recently moved one of my machines to -current and I see a lot of
> these when I do buildworlds and other large builds. With a kernel
> built yesterday after the last set of ATA changes and and boot_verbose
> set, the exact message is:
>
> ad0: ad_timeout: lost disk contact - resetting
> ata0: resetting devices .. ata0: mask=03 status0=52 status1=00
> ata0-master: success setting up WDMA2 mode on PIIX4 chip
> ata0-slave: timeout waiting for command=ef s=10 e=60
> ata0-slave: failed setting up PIO3 mode on generic chip
> ata0-slave: using PIO mode set by BIOS
> done
Did you run with DMA enabled before the upgrade ??
-Søren
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