Add the minirott definition, and the sparc ramdisk (unused yet, but can't hurt)

src/etc/etc.sun3/disktab

@@ -1,5 +1,5 @@
 #
-#	$OpenBSD: disktab,v 1.5 1998/08/23 17:44:35 kstailey Exp $
+#	$OpenBSD: disktab,v 1.6 2000/06/19 01:52:09 miod Exp $
 #	$NetBSD: disktab,v 1.3 1995/11/21 20:58:33 gwr Exp $
 #
 # Disk geometry and partition layout tables. 
@@ -47,3 +47,15 @@ rdroot|ramdiskroot|RAM-disk root FS image:\
 	:pa#4046:oa#0:ta=4.2BSD:ba#4096:fa#512:\
 	:pb#0:ob#0:tb=swap:\
 	:pc#4046:oc#0:
+
+miniroot:\
+	:ty=winchester:se#512:nt#2:rm#300:ns#64:nc#80:\
+	:ts=3500:\
+	:pa#10240:oa#0:ba#8192:fa#1024:ta=4.2BSD:\
+	:pb#0:ob#0:\
+	:pc#10240:oc#0:
+
+rdroot-sparc:\
+	:ty=ramdisk:se#512:nt#2:rm#300:ns#8:nc#1024:\
+	:pa#8192:oa#0:ta=4.2BSD:ba#8192:fa#1024: \
+	:pc#8192:oc#0: