Re: system freezes when using udma on promise pdc20268

[Samuel Flory <sflory _at_ xxxxxxxxxxxx>]

Soeren Sonnenburg wrote:

>Hi!
>
>I experience cold freezes of my new system reproducably (can still
>toggle numlock, but on alt+sysrq+t it freezes completely, watchdog_nmi=1
>does not help so no printout over serial console) when I enable any 
>udma mode >0 using the old or new pdc202xx driver.
>
>However the system seems to work stably (as far I can tell) when using
>the mdma0 or pio modes.
>
>The setup is asus a7v8x with sound/ide/firewire onboard. Two 180GB WDC
>WD1800JB-00DUA0 on the primary and secondary internal VIA controller and
>3 drives on two pdc20268, where the third hard disk is on the secondary
>controller (I explain later why!). All harddisk are jumpered to be
>master's.
>  
>
  Are you stating this correctly.   You've got 2 drives on the PDC20268 
on a single ide chain jumpered as masters?  You should have one jumpered 
as a master and a as a slave.  A single ide chain can have only one master.

-- 
There is no such thing as obsolete hardware.
Merely hardware that other people don't want.
(The Second Rule of Hardware Acquisition)
Sam Flory  <sflory _at_ rackable.com>



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