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Date: Wed, 18 Oct 2006 21:18:58 +0200
From: =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@deepcore.dk>
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To: Ruslan Ermilov <ru@FreeBSD.ORG>
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Cc: freebsd-current@FreeBSD.ORG, Soren Schmidt <sos@FreeBSD.ORG>
Subject: Re: support for marvell sata chips?
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Ruslan Ermilov wrote:
> 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.
>   
Right, there are a few mentioned in the docs, however I've not been able 
to reproduce any of them, but please let me know what you find out!!

-Søren