Intel SL3QA - Pentium III 550 MHz Processor Specification page 18

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* Fix will be only on Pentium® III processors with CPUID=068xh and not
CPUID=067xh
Notes:
For these steppings, this erratum may be worked around in BIOS.
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There are no Specification Changes in this revision of the Specification Update.
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E1 Specification clarification with respect to time stamp counter.
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SPECIFICATION CHANGES
SPECIFICATION CLARIFICATIONS
Summary Tables of Changes
Plans
Using 2M/4M Pages When A20M# Is
NoFix Asserted May Result in Incorrect Address
Translations
Values for LBR/BTS/BTM will be Incorrect
NoFix
after an Exit from SMM
NoFix INIT Does Not Clear Global Entries in the TLB
REP MOVS/STOS Executing with Fast Strings
Enabled and Crossing Page Boundaries with
NoFix Inconsistent Memory Types may use an
Incorrect Data Size or Lead to Memory-
Ordering Violations
The BS Flag in DR6 May be Set for Non-
NoFix
Single-Step #DB Exception
Fault on ENTER Instruction May Result in
NoFix
Unexpected Values on Stack Frame
Unaligned Accesses to Paging Structures May
NoFix
Cause the Processor to Hang
INVLPG Operation for Large (2M/4M) Pages
NoFix
May be Incomplete under Certain Conditions
Page Access Bit May be Set Prior to
NoFix
Signaling a Code Segment Limit Fault
EFLAGS, CR0, CR4 and the EXF4 Signal May
NoFix
be Incorrect after Shutdown
Performance Monitoring Event
NoFix FP_MMX_TRANS_TO_MMX May Not Count
Some Transitions
ERRATA
Specification Update