Subject: Re: accessing IDE hard drive via pcmcia card
To: Steven M. Bellovin <smb@research.att.com>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: netbsd-users
Date: 05/17/2004 23:28:29
On Mon, May 17, 2004 at 05:10:36PM -0400, Steven M. Bellovin wrote:
> In message <20040517210116.GA6013@antioche.eu.org>, Manuel Bouyer writes:
> >On Mon, May 17, 2004 at 11:24:55AM -0400, Steve Bellovin wrote:
> >> [...]
> >> I can remove and reinsert the card:
> >> 
> >> atabus2 detached
> >> wdc2 detached
> >> wdc2 at pcmcia0 function 0
> >> atabus2 at wdc2 channel 0
> >
> >Can you try a recent current kernel ?
> >I debugged a similar problem with a PCMCIA cdrom last week-end ...
> >
> >If this doesn't help, you can try breaking into ddb before inserting
> >the adapter and typing
> >write wdcdebug_mask 0x10
> >c
> >
> >Then the kernel should print message, which hopefully will help finding
> >why the kernel thinks there's no drive here.
> >
> 
> Per my followup posting, the kernel is saying
> 
> wdc2:0: before reset, st0=0x80, st1=0x80
> atabusattach: ch_drive_flags 0x0 0x0
> 
> This is with a kernel from yesterday's 2.0-branch source.  If it will 
> help, I can build a -current kernel for that machine, but that will 
> take until tomorrow, given how slow my -current machine is.

It will help. I suspect the register writability test fails but I don't know
why. I added printfs for this to current last week-end.

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--