Intel Celeron Processor in the 478-Pin Package Specification Update

Errata
R
Intel
®
Celeron
®
Processor in the 478-Pin Package Specification Update 45
Any debug register access ("MOV DRx, r32" or "MOV r32, DRx") results in a
general-detect exception condition.
Implication: Due to this erratum the breakpoint condition detected flags may be set incorrectly.
Workaround: None identified.
Status: For the steppings affected, see the Summary Tables of Changes.