HEADS UP: major CAM ATA MFC

Thu Nov 19 11:20:26 UTC 2009

Jeremy Chadwick wrote:
> AHCI in the BIOS is enabled, AHCI in FreeBSD is in use.
> 
> Kernel configuration is below my .sig, ditto with dmesg.  World sources
> are from ~45 minutes prior to kernel build date (2009/11/17 20:07 PST).
> 
> FreeBSD icarus.home.lan 8.0-PRERELEASE FreeBSD 8.0-PRERELEASE #0: Tue Nov 17 20:07:21 PST 2009 root at icarus.home.lan:/usr/obj/usr/src/sys/X7SBA_RELENG_8_amd64  amd64
> 
> Like I said, this whole thing needs to get documented.

FreeBSD now has two AHCI drivers - legacy ataahci from ata(4)
infrastructure and new ahci(4) from CAM. According to
atapci0: <Intel ICH9 SATA300 controller> ...
you are using legacy one. New one reports as
ahci0: <Intel ICH8M AHCI SATA controller> ...

-- 
Alexander Motin