Testing CAM wrapper for ata(4) controller drivers

Alexander Motin mav at FreeBSD.org
Mon Dec 14 04:13:04 PST 2009

Tom Uffner wrote:
> this change breaks my Promise SATA card

Are you sure that it was this change?

> atapci0: <Promise PDC20771 SATA300 controller> port
> 0xdc00-0xdc7f,0xd800-0xd8ff mem
> 0xfeaff000-0xfeafffff,0xfeac0000-0xfeadffff irq 23 at device 11.0 on pci2
> kernels from after the commit on 12/6 are unable to mount my drives.
> i get (from memory, since i can't even get to single user mode)
> followed by lots of SETFEATURE foo errors then a READ_DMA timeout
> followed by a bus reset and the cycle repeats...
> before this commit it worked fine.

How long ago?

> this is in the legacy mode. i am building a kernel with "options ATA_CAM"
> now

OK. Tell me if there any difference.

Send me please full _verbose_ dmesg with original kernel and if possible
with new. If you can't get full with new, enable verbose messages and
make screenshots of drives detection and first errors.

Alexander Motin

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