Intel Pentium 4 Processor on 90 nm Process

Summary Tables of Changes
R
12 Intel
®
Pentium
®
4 Processor on 90 nm Process Specification Update
NO. C0
1
D0 LD0
2
E0 LE0
2
G1
1
LG1
2
LN0
2
LR0
2
Plan ERRATA
R38 X X X X X X X X X
No
Fix
Processor Provides a 4-Byte Store
Unlock After an 8-Byte Load Lock
R39 X X X X X X X X X
No
Fix
Data Breakpoints on the High Half
of a Floating Point Line Split may
not be Captured
R40 X Fixed
CPUID Instruction May Report
Incorrect L2 Associativity in Leaf
0x80000006
R41 X Fixed
The FP_ASSIST EMON Event May
Return an Incorrect Count
R42 X X X X X X X X X
No
Fix
Machine Check Exceptions May not
Update Last-Exception Record
MSRs (LERs)
R43 X X X X X X X X X
No
Fix
MOV CR3 Performs Incorrect
Reserved Bit Checking When in
PAE Paging
R44 X X X X X X X X X
No
Fix
Stores to Page Tables May Not Be
Visible to Pagewalks for
Subsequent Loads Without
Serializing or Invalidating the Page
Table Entry
R45 X X X X X X X Fixed
Execution of IRET or INTn
Instructions
May Cause Unexpected System
Behavior
R46 X X X Fixed
A Split Store Memory Access May
Miss a Data Breakpoint
R47 X X Fixed
EFLAGS.RF May be Incorrectly Set
After an IRET Instruction
R48 X Fixed
Read for Ownership and
Simultaneous Fetch May Cause the
Processor to Hang
R49 X X Fixed
Writing the Echo TPR Disable Bit in
IA32_MISC_ENABLE May Cause a
#GP Fault
R50 X Fixed
Cache Lock with Simultaneous
Invalidate external snoop and SMC
check May Cause the Processor to
Hang
R51 X Fixed
IRET Instruction Performing Task
Switch May Not Serialize the
Processor Execution
R52 X X X Fixed
Incorrect Access Controls to
MSR_LASTBRANCH_0_FROM_LI
P MSR Registers
R53 X X X X Fixed
Recursive Page Walks May Cause
a System Hang