Copied Richard Hirst's hppa ramdisk size fix for sarge as well as etch

debian/changelog

@@ -1,7 +1,7 @@
 debian-cd (2.2.24) UNRELEASED; urgency=low
 
   [ Richard Hirst ]
-    - Fix ramdisk_size value for hppa
+    - Fix ramdisk_size value for hppa for both etch and sarge
 
   [ Frans Pop ]
     - Update for Sparc:

tools/boot/sarge/post-boot-hppa

@@ -23,8 +23,9 @@ fi
 
 K32=$(ls $CDROOT/install/vmlinux-*-32|head -1)
 K64=$(ls $CDROOT/install/vmlinux-*-64|head -1)
+RSIZE=$(expr $(zcat "$CDROOT/install/initrd.gz" | wc --bytes) / 1024)
 /sbin/palo \
-     --commandline="0/vmlinux root=/dev/ram initrd=0/ramdisk ramdisk_size=16384 init=/linuxrc" \
+     --commandline="0/vmlinux root=/dev/ram initrd=0/ramdisk ramdisk_size=$RSIZE init=/linuxrc"
      --recoverykernel="$K32" \
      --recoverykernel="$K64" \
      --bootloader="$CDROOT/install/iplboot" \