1. Do you mean sparc in terms of spac?
2. If your answer is yes:
A. suse supports sparc architecture too.
B. I only know a downoad link for suse 7.3 as here:
If you have an UltraSparc (not spac ;o) architecture then go with a BSD distribution (Net/FreeBSD) if you don´t need to run any Linux EDA software..besides...mostly sure there is no commercial Linux Sparc available (o;
SuSE Linux has many flaws when it comes to Sparc support...check carefully which exact machine/periphal config is supported...
OTOH why not using Solaris? Longer common in EDA designs than Linux (o;