Beta BIOS release SR7_BQ.R02 for SR7-8X

1. Support Intel Celeron 2.0G CPU.
2. For ATI R300 (RADEON 9700) Hangs up during 3D benchmarking
   or gaming issue, provide two settings to workaround.
   "POST Write Combine: Enabled" and "No Mask of SBA FE: Enabled"
   If the 3D benchmarking still failed, try the alternative-
   "POST Write Combine: Disabled" and "No Mask of SBA FE: Enabled"
3. BIOS compile date: 9/18/2002.