[openfirmware] [commit] r3285 - cpu/x86/pc/olpc

[repository service]

Author: quozl
Date: Wed Sep  5 03:38:05 2012
New Revision: 3285
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3285

Log:
OLPC - security, use signature-offset for locating version number in next firmware image, #12079

Modified:
   cpu/x86/pc/olpc/security.fth

Modified: cpu/x86/pc/olpc/security.fth
==============================================================================
--- cpu/x86/pc/olpc/security.fth	Wed Sep  5 02:59:42 2012	(r3284)
+++ cpu/x86/pc/olpc/security.fth	Wed Sep  5 03:38:05 2012	(r3285)
@@ -889,7 +889,7 @@
    pop-base
 ;
 : (fw-version)  ( base-adr -- n )
-   h# f.ffc7 +  ((fw-version))
+   signature-offset + 7 + ((fw-version))
 ;

\ Returns an integer that is derived from a base-36 decoding
@@ -901,7 +901,7 @@

: firmware-up-to-date?  ( img$ -- flag )
    /flash <>  if  show-x  " Invalid Firmware image" .security-failure  then  ( adr )
-   h# f.ffc7 + ((fw-version))       ( file-version# )
+   (fw-version)                     ( file-version# )
    ofw-version-int                  ( file-version# rom-version# )
    u<=
 ;