[openib-general] Re: [PATCH] fix flint error messages

Michael S. Tsirkin mst at mellanox.co.il
Thu Jan 13 14:44:12 PST 2005


Hello!
Quoting r. Tom Duffy (tduffy at sun.com) "[PATCH] fix flint error messages":
> On Thu, 2005-01-13 at 20:57 +0200, Michael S. Tsirkin wrote:
> > So, since mmapping /dev/mem does not work:
> > 
> > I added an option to do pread/pwrite on dev/mem instead of
> > mmap, on the off-chance that it might work (it does not
> > on a regular x86 box).
> > To try, turn off CONFIG_ENABLE_MMAP and turn on
> > CONFIG_ENABLE_READWRITE.
> 
> Ok, I tried this, but got the following message:
> 
> tat:/build1/tduffy/openib-work/gen2-sparc/src/userspace/mstflint#
> ./mstflint -d 0000:81:00.0 q
> *** ERROR *** (null)

So no, pread from pio addresses does not work, exactly in the same way as 
on x86, apparently by design.

What about the simple mmap test? Do you know why does not it work?


> Not very useful, so I updated all the spots where *** ERROR *** was in
> flint to make it more human readable (and debuggable).

thanks.

mst



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