Testing CAM wrapper for ata(4) controller drivers

[b. f.]

>i've stumbled over a problem with ATA_CAM. when i accessing my dvd-drive i'm
>not able to access any other cam members (ada* e.g.).
>
>when i issue the following command:
>
>`cdrecord dev=2,1,0 blank=all'
>
>binaries such as ls, top or vmstat simply stall until cdrecord finishes.

Try using cdrecord from sysutils/cdrtools-devel with the -immed flag.
Does the problem still occur?

Regards,
               b.