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