Re: GA-MA790FX-DS5 SATA ahci problem on Jmicron JMB363 kernel 2.6.25-2 Lenny

[Ron Johnson <ron.l.johnson@cox.net>]

On 08/22/08 21:38, Sergey Spiridonov wrote:
> Hi
>
> I got kernel errors (in attachment) and SATA reset on heavy load on the
> hard drive
> connected to the GA-MA790FX-DS5 onboard controller Jmicron JMB363. Hard
> drive connected to the another onboard (south bridge SB600) controller
> works without problem.
>
> I got two 1TB Seagate hard disks, ST31000340AS and ST31000340NS. I
> connected one to Jmicron JMB363, another to SB600. After some testing
> with several instances of bonnie++ I got kernel errors. After this I
> exchanged hard disks connections. The one which was connected to JMB363
> i connected to SB600 and vs versa. Errors, timeouts and hard drive
> resetting happened always on the hard drive which is connected to the
> JMB363 (in log file it is sdb). You can find kernel log at the end of
> the message. There are no errors if both drives are connected to the SB600.
>
> I already replaced (took from working PC) power supply, memory, video
> card and dvd drive. I get same problems also with this devices. So
> problem must be motherboard, software or CPU. CPU seems to work O.K.
>
> It looks like the problem is motherboard or ahci ata driver. Does
> somebody have any clue about it?

Googling for "Linux JMB363" shows all sorts of bad issues.

I think it's that JMicron makes horrible, buggy chips, and kernel 
developers haven't yet figured out how to write good drivers for it.

--
Ron Johnson, Jr.
Jefferson LA  USA

"Do not bite at the bait of pleasure till you know there is no
hook beneath it."  -- Thomas Jefferson