INTEL
®
CELERON® PROCESSOR SPECIFICATION UPDATE
21
* Fix will be only on Celeron
processors with CPUID=068xh.
Summary of Documentation Changes
CPUID/Stepping
NO.
650h
A0
651h
A1
660h
A0
665h
B0
683h
B0
686h
C0
68Ah
D0
6B1h
A1
6B4h
B1
Plans
DOCUMENTATION
CHANGES
C1 X X X X X X X X X Doc
SSE
and
SSE2
Instructions
Opcodes
C2
X X X X X X X X X Doc
Executing the SSE2 Variant
on a Non-SSE2 Capable
Processor
C3 X X X X X X X X X Doc Direction Flag (DF) Mistakenly
Denoted as a System Flag
C4 X X X X X X X X X Doc Fopcode Compatibility Mode
C5 X X X X X X X X X Doc FCOS, FPTAN, FSIN, and
FSINCOS Trigonometric
Domain not correct
C6 X X X X X X X X X Doc Incorrect Description of stack
C7 X X X X X X X X X Doc EFLAGS Register Correction
C8 X X X X X X X X X Doc PSE-36 Paging Mechanism
C9 X X X X X X X X X Doc 0x33 Opcode
C10 X X X X X X X X X Doc Incorrect Information for SLDT
C11 X X X X X X X X X Doc LGDT/LIDT Instruction
Information Correction
C12 X X X X X X X X X Doc Errors In Instruction Set
Reference
C13 X X X X X X X X X Doc RSM Instruction Set Summary
C14 X X X X X X X X X Doc Correct MOVAPS and
MOVAPD Operand Section
C15 X X X X X X X X X Doc DAA—Decimal Adjust AL after
Addition
C16 X X X X X X X X X Doc DAS—Decimal Adjust AL after
Subtraction
C17 X X X X X X X X X Doc Omission of Dependency
between BTM and LBR
C18 X X X X X X X X X Doc I/O Permissions Bitmap Base
Addy > 0xDFFF Does not
Cause #GP(0) Fault
C19 X X X X X X X X X Doc Wrong Field Width for MINSS
and MAXSS
C20 X X X X X X X X X Doc Figure 15-12 PEBS Record
Format
C21 X X X X X X X X X Doc I/O Permission Bit Map