SB82371 Intel Corporation, SB82371 Datasheet - Page 24

• Manufacturer Part Number: SB82371
• Description: 82371FB (PIIX) AND 82371SB (PIIX3) PCI ISA IDE XCELERATOR
• Manufacturer: Intel Corporation

82371FB (PIIX) AND 82371SB (PIIX3)
24
0F–4Bh
4Ch
4Dh
4Eh (PIIX)
4E–4Fh (PIIX3)
4F–5Fh (PIIX)
50–5Fh (PIIX3)
60–63h
64–68h
69h
6A–6Bh
6C–6Fh
70h
71h
72–75h
76–77h
78–79h
7A–7Fh
80h
81h
82h
83–9Fh
A0h
A1h
A2–A3h
A4–A7h
A8h
A9h
AA–ABh
Configuration
Offset
—
IORT
—
XBCS
—
PIRQRC[A:D]
—
TOM
MSTAT
—
MBIRQ0
MBIRQ1
—
—
MBDMA[1:0]
PCSC
—
—
APICBASE
—
—
DLC
—
SMICNTL
—
SMIEN
SEE
FTMR
—
SMIREQ
Mnemonic
Reserved
ISA I/O Controller Recovery Timer
Reserved
X-Bus Chip Select Enable
Reserved
PCI IRQ Route Control
Reserved
Top of Memory
Miscellaneous Status
Reserved
Motherboard IRQ Route Control 0
Motherboard IRQ Route Control 1 (PIIX)
Reserved (PIIX3)
Reserved
Motherboard DMA Control
Programmable Chip Select Control
Reserved
Reserved (PIIX)
APIC Base Address Relocation (PIIX3)
Reserved
Reserved (PIIX)
Deterministic Latency Control (PIIX3)
Reserved
SMI Control
Reserved
SMI Enable
System Event Enable
Fast Off Timer
Reserved
SMI Request
Register
—
R/W
—
R/W
—
R/W
—
R/W
R/W
—
R/W
R/W
—
—
R/W
R/W
—
—
R/W
—
—
R/W
—
R/W
—
R/W
R/W
R/W
—
R/W
Register
Access