You'll need to run xconsole as root (start an xterm, "exec su -", then run
it).  Or you can reroll your kernel so that anyone can access the console.  
There's a note in the sparc FAQ somewhere on this.

-lava

Brian A. Seklecki                       Stargate Industries, LLC
Network Operations Center               http://www.stargate.net/
The Crane Building, Suite 300           (412) 316-STAR x7719 - voice
40 24th St.                             (412) 316-7899       - fax
Pittsburgh, PA  15222                   BSeklecki@Stargate.Net

On Wed, 9 Aug 2000, Robert Muir wrote:

> run xconsole.
> 
> Robert Muir
> rmuir@looksharp.net
> 
> On Wed, 9 Aug 2000, Brandon D. Valentine wrote:
> 
> > I've got an SS5 w/ tcx 24-bit AFX framebuffer installed.  It has a stock
> > installation of NetBSD/sparc 1.5_ALPHA_ taken from the 20000620
> > snapshot.  When I run X, the display is often interrupted by console
> > messages which the framebuffer writes over the X desktop.  This is quite
> > annoying as it means everytime I su I get my display messed up.  There
> > has got to be an obvious way to solve this problem, but I haven't been
> > able to find it.  How can I either redirect console messages to a window
> > or ensure that these messages will not interrupt my X display?
> > 
> > Also, is there support for the tcx framebuffers in 24-bit mode?  Xsun24
> > seems to run it in 8-bit mode.  I know how to manipulate color depths w/
> > XFree for ia32 hardware, but have never done it with sparc.  I'd
> > appreciate a pointer to get me started on making it work in 24-bit mode.
> > 
> > Brandon D. Valentine
> > 
> 
>