Thanks for your advice.
but I already tried this ...
It's only decrease probability of hung but do not solve.
Regards
Naoya Takahashi
> Try set the jumper (Master Slave Cable Select) on the ad4 and ad6
> to "cable select".
> Then connect to one interface cabel
> ------------------------ <--- interface cabel
> | | |
> -------- -------- --------
> | | | | | |
> | | | | | |
> -------- -------- --------
> controller Slave Disk Master Disk
>
> May be help...
>
> On Fri, 16 Jun 2000, [iso-2022-jp] 高橋 直弥 wrote:
>
> > I have probrem on ATA Driver.
> >
> > System:
> > FreeBSD4.0 STABEL (cvsup & make world lastnight)
> > MailBoard : ABIT BP6 with on-board HPT366 ULTRA ATA Controler
> > Hard Drive : Maxtor 91152D8 at ata0-master using UDMA33 (ad0)
> > : Maxtor 54098U8 at ata2-master using UDMA66
> > (ad4)
> > : Maxtor 54098U8 at ata3-master using UDMA66
> > (ad6)
> >
> > ad0 have no problem
> > Write files to ad4 or ad6 is Ok. ( using `cp -r ...' from ad0 )
> > Read for ad4 or ad6 is Ok ( taring to null device )
> > but copy from ad4 to ad6 or form ad6 to ad4 or from ad4 to ad4 or from
> > ad6 to ad6
> > hangs system.
> > if pio mode on ad4 and ad6 (by sysctl) message
> >
> > microuptime() went backwards (639.4341732 -> 638,857034)
> > microuptime() went backwards (639.4341732 -> 638,857187)
> > microuptime() went backwards (639.4341732 -> 638,857440)
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