r756 - cpu/x86/pc/olpc

Author: wmb
Date: 2007-12-27 10:18:48 +0100 (Thu, 27 Dec 2007)
New Revision: 756

Modified:
   cpu/x86/pc/olpc/setwp.fth
Log:
OLPC Trac 5727 - Added error check so that enable-security will abort
unless both the SN and U# mfg tags are present.

Modified: cpu/x86/pc/olpc/setwp.fth
===================================================================
--- cpu/x86/pc/olpc/setwp.fth	2007-12-27 09:13:03 UTC (rev 755)
+++ cpu/x86/pc/olpc/setwp.fth	2007-12-27 09:18:48 UTC (rev 756)
@@ -9,6 +9,8 @@

: set-wp  ( -- )
    h# fffefffe 2  " wp"  $=  if  ." wp is already set" cr  exit  then
+   " SN" find-tag 0=  abort" No serial number (SN tag); enabling security would brick me." 2drop
+   " U#" find-tag 0=  abort" No U# tag; enabling security would brick me." 2drop
    h# fffefffe 2  " ww"  $=  0=  abort" No ww tag"
    spi-start  spi-identify
    " wp"  h# efffe  write-spi-flash