Remove 2.4 images from power3 and power4; those few who want them can

netboot.
Remove 2.6 PReP images from power3 and power4, as no such machines exist.

debian/changelog

@@ -32,6 +32,10 @@ debian-cd (2.2.20) UNRELEASED; urgency=low
     - Add "--" end of installer kernel params markers to yaboot.conf.
     - Drop compatibility with old powerpc 2.4/2.6 d-i image layout, since
       the changed image layout reached sarge a while ago.
+    - Remove 2.4 images from power3 and power4; those few who want them can
+      netboot.
+    - Remove 2.6 PReP images from power3 and power4, as no such machines
+      exist.
 
  -- Joey Hess <joeyh@debian.org>  Mon, 30 Aug 2004 15:23:19 -0400
 

tools/boot/sarge/boot-powerpc

@@ -83,13 +83,21 @@ do
   	cp -a "$MIRROR/dists/$DI_DIST/main/installer-$ARCH/current/images/$subarch/cdrom" "$subarch"
 	if [ "$subarch" = "powerpc" ]; then
 		cp -a "$MIRROR/dists/$DI_DIST/main/installer-$ARCH/current/images/$subarch/cdrom-minimal" "$subarch/minimal"
+	else
+		# Supported for netboot only on POWER3 and POWER4.
+		rm -rf "$subarch/2.4"
+		# POWER3 and POWER4 PReP machines do not exist.
+		rm -f "$subarch/vmlinuz-prep.initrd"
 	fi
   else
 	wget -r -nd --no-parent --level=1 -P "$subarch" -R index* "$DI_WWW_HOME/$subarch/cdrom/"
-	wget -r -nd --no-parent --level=1 -P "$subarch/2.4" -R index* "$DI_WWW_HOME/$subarch/cdrom/2.4/"
 	if [ $subarch = powerpc ]; then
+		wget -r -nd --no-parent --level=1 -P "$subarch/2.4" -R index* "$DI_WWW_HOME/$subarch/cdrom/2.4/"
 		wget -r -nd --no-parent --level=1 -P "$subarch/minimal" -R index* "$DI_WWW_HOME/$subarch/cdrom-minimal/"
 		wget -r -nd --no-parent --level=1 -P "$subarch/minimal/2.4" -R index* "$DI_WWW_HOME/$subarch/cdrom-minimal/2.4/"
+	else
+		# POWER3 and POWER4 PReP machines do not exist.
+		rm -f "$subarch/vmlinuz-prep.initrd"
 	fi
   fi
 done