I can confirm similar problem with -current as of about a month ago.
Also SS 20 w/ TGX.  Because I don't live on the console (use ssh instead)
I don't think about it.

> Hello there I have installed NetBSD 3.0 sparc on a SparcStation 20 and 
> have updated to stable, built and installed a kernel. However I have 
> the following problem even with the GENERIC kernel, there is no consol 
> cursor so it's very difficult to edit files at the console. The 
> graphics card is a TGX, has any one come across this problem? I have 
> also done a CVS update of the source but have yet to build and install 
> user land.
> Would this help?