Intel SL8K2 Specification Update - Page 13

Intel SL8K2 - Pentium 4 3.20EGHz 800MHz 1MB Socket 478 CPU Manual

Page 13 highlights

Summary Tables of Changes R NO. C01 D0 LD02 E0 LE02 G11 LG12 LN02 LR02 Plan ERRATA R54 X5 X X R55 X5 X5 R56 X X R57 X X R58 X X R59 X X R60 X X R61 X X R62 X R63 X R64 X Fixed WRMSR to bit[0] of IA32_MISC_ENABLE Register Changes Only One Logical Processor on a Hyper-Threading Technology Enabled Processor X X VERR/VERW Instructions May Fixed Cause #GP Fault when Descriptor is in Non-canonical Space Fixed The Base of a Null Segment May be Non-zero on a Processor Supporting Intel® Extended Memory 64 Technology (Intel® EM64T)Φ Fixed Upper 32 Bits of FS/GS with Null Base May not get Cleared in Virtual-8086 Mode on Processors with Intel® Extended Memory 64 Technology (Intel® EM64T) Enabled Processor May Fault when the X X X No Fix Upper 8 Bytes of Segment Selector is Loaded From a Far Jump Through a Call Gate via the Local Descriptor Table Loading a Stack Segment with a Selector that References a Non- X X X No Fix canonical Address can Lead to a #SS Fault on a Processor Supporting Intel® Extended Memory 64 Technology (Intel® EM64T) FXRSTOR May Not Restore Non- X X X No Fix canonical Effective Addresses on Processors with Intel® Extended Memory 64 Technology (Intel® EM64T) Enabled X X X No A Push of ESP that Faults may Fix Zero the Upper 32 Bits of RSP Fixed Enhanced Halt State (C1E) Voltage Transition May Affect a System's Power Management in a HyperThreading Technology Enabled Processor Enhanced Halt State (C1E) May X X X No Not Be Entered in a HyperFix Threading Technology Enabled Processor Fixed When the Execute Disable Bit Function is Enabled a Page-fault in a Mispredicted Branch May Result in a Page-fault Exception Intel® Pentium® 4 Processor on 90 nm Process Specification Update 13

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Summary Tables of Changes
R
Intel
®
Pentium
®
4 Processor on 90 nm Process Specification Update
13
NO.
C0
1
D0
LD0
2
E0
LE0
2
G1
1
LG1
2
LN0
2
LR0
2
Plan
ERRATA
R54
X5
X
X
Fixed
WRMSR to bit[0] of
IA32_MISC_ENABLE Register
Changes Only One Logical
Processor on a Hyper-Threading
Technology Enabled Processor
R55
X5
X5
X
X
Fixed
VERR/VERW Instructions May
Cause #GP Fault when Descriptor
is in Non-canonical Space
R56
X
X
Fixed
The Base of a Null Segment May
be Non-zero on a Processor
Supporting Intel® Extended
Memory 64 Technology (Intel®
EM64T)
Φ
R57
X
X
Fixed
Upper 32 Bits of FS/GS with Null
Base May not get Cleared in
Virtual-8086 Mode on Processors
with Intel® Extended Memory 64
Technology (Intel® EM64T)
Enabled
R58
X
X
X
X
X
No
Fix
Processor May Fault when the
Upper 8 Bytes of Segment Selector
is Loaded From a Far Jump
Through a Call Gate via the Local
Descriptor Table
R59
X
X
X
X
X
No
Fix
Loading a Stack Segment with a
Selector that References a Non-
canonical Address can Lead to a
#SS Fault on a Processor
Supporting Intel® Extended
Memory 64 Technology (Intel®
EM64T)
R60
X
X
X
X
X
No
Fix
FXRSTOR May Not Restore Non-
canonical Effective Addresses on
Processors with Intel® Extended
Memory 64 Technology (Intel®
EM64T) Enabled
R61
X
X
X
X
X
No
Fix
A Push of ESP that Faults may
Zero the Upper 32 Bits of RSP
R62
X
Fixed
Enhanced Halt State (C1E) Voltage
Transition May Affect a System’s
Power Management in a Hyper-
Threading Technology
Enabled Processor
R63
X
X
X
X
No
Fix
Enhanced Halt State (C1E) May
Not Be Entered in a Hyper-
Threading Technology Enabled
Processor
R64
X
Fixed
When the Execute Disable Bit
Function is Enabled a Page-fault in
a Mispredicted Branch May Result
in a Page-fault Exception