Processor Configuration Registers
2.21
Default PEG/DMI VTd Remapping Engine
Registers
Table 2-24. Default PEG/DMI VTd Remapping Engine Register Address Map (Sheet 1 of 2)
Address
Offset
Symbol
Register Name
Reset Value
Access
0–3h
4–7h
VER_REG
RSVD
Version Register
00000010h
0h
RO
RO
Reserved
Capability Register
00C9008020660
262h
8–Fh
CAP_REG
RO
Extended Capability Register
0000000000F01
0DAh
10–17h
ECAP_REG
RO-V, RO
18–1Bh
1C–1Fh
GCMD_REG
GSTS_REG
Global Command Register
Global Status Register
00000000h
00000000h
RO, WO
RO, RO-V
Root-Entry Table Address Register
0000000000000
000h
20–27h
RTADDR_REG
RW
Context Command Register
0000000000000
000h
28–2Fh
30–33h
34–37h
CCMD_REG
RSVD
RW-V, RW, RO-V
RO
Reserved
0h
Fault Status Register
RW1CS, ROS-V,
RO
FSTS_REG
00000000h
38–3Bh
3C–3Fh
40–43h
44–47h
48–57h
FECTL_REG
FEDATA_REG
FEADDR_REG
FEUADDR_REG
RSVD
Fault Event Control Register
Fault Event Data Register
Fault Event Address Register
Fault Event Upper Address Register
Reserved
80000000h
00000000h
00000000h
00000000h
0h
RW, RO-V
RW
RW
RW
RO
Advanced Fault Log Register
0000000000000
000h
58–5Fh
AFLOG_REG
RO
60–63h
64–67h
68–6Bh
6C–6Fh
RSVD
Reserved
0h
RO
RW, RO-V
RW
PMEN_REG
PLMBASE_REG
Protected Memory Enable Register
Protected Low-Memory Base Register
00000000h
00000000h
00000000h
PLMLIMIT_REG Protected Low-Memory Limit Register
RW
Protected High-Memory Base
0000000000000
000h
70–77h
78–7Fh
80–87h
88–8Fh
PHMBASE_REG
Register
RW
RW
Protected High-Memory Limit
0000000000000
000h
PHMLIMIT_REG
Register
Invalidation Queue Head Register
IQH_REG
0000000000000
000h
RO-V
RW-L
Invalidation Queue Tail Register
IQT_REG
0000000000000
000h
Invalidation Queue Address Register
IQA_REG
0000000000000
000h
90–97h
98–9Bh
9C–9Fh
RW-L
RO
RSVD
Reserved
0h
Invalidation Completion Status
Register
ICS_REG
00000000h
RW1CS
A0–A3h
A4–A7h
A8–ABh
IECTL_REG
IEDATA_REG
IEADDR_REG
Invalidation Event Control Register
Invalidation Event Data Register
Invalidation Event Address Register
80000000h
00000000h
00000000h
RW-L, RO-V
RW-L
RW-L
Datasheet, Volume 2
309
INTEL [ INTEL ]
