Update OpenBIOS/Sparc32 to SVN 144. Changes:

 - Fix power-management location
 - Fix out of bounds accesses
 - Increase virtual memory supply to meet NetBSD and OpenBSD demand
 - More obviously alarming return values for find_pte
 - Fix unaligned memory access
 - Fix memory corruption problems reported by glibc
 - Fix boot-device use
 - Use nvram boot-args and boot-device variables
 - Set variable defaults before nvram_init
 - Improve escape sequence handling
 - Fix nvram parameter area
 - More Sparc32 CPUs
 - Clear preloaded kernel parameters to avoid crash at reset


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2781 c046a42c-6fe2-441c-8c8c-71466251a162

pc-bios/README

@@ -14,7 +14,7 @@
 - OpenBIOS (http://www.openbios.org/) is a free (GPL v2) portable
   firmware implementation. The goal is to implement a 100% IEEE
   1275-1994 (referred to as Open Firmware) compliant firmware.
-  The included Sparc32 image is built from SVN version 131 and Sparc64
+  The included Sparc32 image is built from SVN version 144 and Sparc64
   image from version 125.
 
 - The PXE roms come from Rom-o-Matic etherboot 5.4.2.