support for marvell sata chips?

[Ruslan Ermilov]

On Wed, Oct 18, 2006 at 10:40:43AM +0200, S?ren Schmidt wrote:
> Chris Waterson wrote:
> >(Apologies if this ends up being a duplicate post; I didn't see my 
> >first post hit the list after 24 hours.)
> >
> >I just bought a Supermicro system with a built in Marvell-based SATA 
> >subsystem.  Unfortunately, I didn't carefully check the FreeBSD 
> >compatibility list to see if the chip was supported -- and all 
> >indications seem to be that it isn't [1].
> >
> >Has any progress been made on this front?  Or am I out of luck?
> No you have gotten lucky as I've added Marvell support quite some time 
> ago...
> 
BTW, we're having data corruption issues when using Marvell 88SX6081:

# dmesg |grep ^ad16
ad16: 476940MB <HDS725050KLA360 K2AOAB0A> at ata8-master SATA150
# dmesg | grep ^ata8
ata8: <ATA channel 6> on atapci0
# dmesg | grep ^atapci0
atapci0: <Marvell 88SX6081 SATA300 controller> port 0x9800-0x98ff mem 0xfc900000-0xfc9fffff irq 20 at device 1.0 on pci2
# dd if=/dev/ad16 bs=128k count=1024 | md5
1024+0 records in
1024+0 records out
134217728 bytes transferred in 2.091913 secs (64160282 bytes/sec)
669aa0b8c706f06d3d41aae95d4a3cf1
# dd if=/dev/ad16 bs=128k count=1024 | md5
1024+0 records in
1024+0 records out
134217728 bytes transferred in 2.092598 secs (64139273 bytes/sec)
5b92918e4beaadf5a7ff74829b9ab9ce
# dd if=/dev/ad16 bs=128k count=1024 | md5
1024+0 records in
1024+0 records out
134217728 bytes transferred in 2.096472 secs (64020758 bytes/sec)
d56fbdee36d70c8d6fcae6ea7b7550a7
# 

I'm currently looking into adding errata quirks found in the Linux
driver to see if that helps.  JFYI.


Cheers,
-- 
Ruslan Ermilov
ru at FreeBSD.org
FreeBSD committer
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