AC82G41SLGQ3 Datasheet, PDF (489/604 Pages) Intel Corporation – Intel® 4 Series Chipset Family

Intel^® Virtualization Technology for Directed I/O Registers (D0:F0) (Intel^® 82Q45 GMCH Only)
12.3 GFXVTBAR
Table 28.
GFXVTBAR Register Address Map
Address
Offset
Register
Symbol
Register Name
Default
Value
Access
0–3h
VER_REG
Version Register
00000010h
RO
8–Fh
CAP_REG
Capability Register
00C00000
20230272h
RO
10–17h
ECAP_REG Extended Capability Register
000000000
0001000h
RO
18–1Bh
GCMD_REG Global Command Register
00000000h
WO, RO
1C–1Fh
GSTS_REG Global Status Register
00000000h
RO
20–27h
RTADDR_REG Root-Entry Table Address Register
000000000
0000000h
RO, R/W
28–2Fh
CCMD_REG Context Command Register
080000000
0000000h
R/W, RO, WO
34–37h
FSTS_REG Fault Status Register
00000000h
R/WC/P,
RO/P, RO
38–3Bh
FECTL_REG Fault Event Control Register
80000000h
RO, R/W
3C–3Fh FEDATA_REG Fault Event Data Register
00000000h
RO, R/W
40–43h FEADDR_REG Fault Event Address Register
00000000h
R/W, RO
44–47h FEUADDR_REG Fault Event Upper Address Register 00000000h
RO
58–5Fh
AFLOG_REG Advanced Fault Log Register
000000000
0000000h
RO
64–67h
PMEN_REG Protected Memory Enable Register 00000000h
R/W, RO
68–6Bh
PLMBASE_REG
Protected Low Memory Base
Register
00000000h
RO, R/W
6C–6Fh
PLMLIMIT_REG
Protected Low Memory Limit
Register
00000000h
R/W, RO
70–77h
PHMBASE_REG
Protected High Memory Base
Register
000000000
0000000h
RO, R/W
78–7Fh
PHMLIMIT_REG
Protected High Memory Limit
Register
000000000
0000000h
RO, R/W
100–107h
IVA_REG
Invalidate Address Register
000000000
0000000h
WO, RO
108–10Fh IOTLB_REG IOTLB Invalidate Register
020000000
0000000h
R/W, RO
200–20Fh FRCD_REG Fault Recording Registers
000000000
000001000
000000000
00000h
RO/P, R/WC/P,
RO
Datasheet
489