Joao Barros wrote:
quoted text
> On 11/20/07, Thierry Herbelot <thierry@herbelot.com> wrote:
>   
>> Le Tuesday 20 November 2007, Ari Suutari a écrit :
>>
>>     
>>> I have Promise TX2 (PDC20575). It didn't work with 7.0 betas
>>> before, but with this patch things run as well as they did
>>> on 6.x.
>>>
>>>      Ari S.
>>>       
>> Hello,
>>
>> Has anyone an idea why the Promise controllers seemed to work correctly under
>> 6.x, then have issues with 7.0 ? (more precisely : was the existing bug not
>> triggered by the 6.x kernel ?)
>>
>>     
The problems as in the Promise HW, so it bound to happen on 6.x as well. 
Note that it just leads to data corruption not nessesarily hangs/lockups.
quoted text
>
> Apparently not all Promise controllers are/were affected. I've been
> running CURRENT since Pawel committed ZFS with an onboard Promise:
>
> atapci0: <Promise PDC20319 SATA150 controller> port
> 0xb000-0xb03f,0xb400-0xb40f,0xb800-0xb87f mem
> 0xfc024000-0xfc024fff,0xfc000000-0xfc01ffff irq 23 at device 4.0 on
> pci4
> ar0: 305245MB <Promise Fasttrak RAID0 (stripe 64 KB)> status: READY
> ar1: 305245MB <Promise Fasttrak RAID0 (stripe 64 KB)> status: READY
>   
No, only the newer "Gen2" chips, the older should be safe.
quoted text
> atapci0@pci0:4:4:0:     class=0x010400 card=0x80f51043 chip=0x3319105a
> rev=0x02 hdr=0x00
>     vendor     = 'Promise Technology Inc'
>     device     = 'PDC20319(??) FastTrak SATA150 TX4 Controller'
>     class      = mass storage
>     subclass   = RAID
>
> The only problem I have and I'm filling a pr for that, is when booting
> from CD with the controller enabled, the BTX loader just reboots.
>   
Thats at least not an ATA problem :)

-Søren


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