301467-005 Datasheet, PDF (126/426 Pages) Intel Corporation – Express Chipset

Host-PCI Express* Bridge Registers (D1:F0)
(Intel® 82915G/82915P/82915PL Only)
R
Address
Offset
0F–17h
18h
19h
1Ah
1Bh
1Ch
1Dh
1Eh–1Fh
20–21h
22–23h
24–25h
26–27h
28–33h
34h
35–3Bh
3Ch
3Dh
3E–3Fh
40–7Fh
80–83h
84–87h
88–8Bh
8C–8Fh
90–91h
92–93h
94–97h
98–99h
9A–9Fh
A0–A1h
A2–A3h
A4–A7h
A8–A9h
AA–ABh
AC–AFh
B0–B1h
Register
Symbol
—
PBUSN1
SBUSN1
SUBUSN1
—
IOBASE1
IOLIMIT1
SSTS1
MBASE1
MLIMIT1
PMBASE1
PMLIMIT1
—
CAPPTR1
—
INTRLINE1
INTRPIN1
BCTRL1
—
PM_CAPID1
PM_CS1
SS_CAPID
SS
MSI_CAPID
MC
MA
MD
—
PEG_CAPL
PEG_CAP
DCAP
DCTL
DSTS
LCAP
LCTL
Register Name
Reserved
Primary Bus Number
Secondary Bus Number
Subordinate Bus Number
Reserved
I/O Base Address
I/O Limit Address
Secondary Status
Memory Base Address
Memory Limit Address
Prefetchable Memory Base Address
Prefetchable Memory Limit Address
Reserved
Capabilities Pointer
Reserved
Interrupt Line
Interrupt Pin
Bridge Control
Reserved
Power Management Capabilities
Power Management Control/Status
Subsystem ID and Vendor ID Capabilities
Subsystem ID and Subsystem Vendor ID
Message Signaled Interrupts Capability ID
Message Control
Message Address
Message Data
Reserved
PCI Express* Capability List
PCI Express Capabilities
Device Capabilities
Device Control
Device Status
Link Capabilities
Link Control
Default
Value
—
00h
00h
00h
—
F0h
00h
00h
FFF0h
0000h
FFF0h
0000h
—
88h
—
00h
00h
0000h
—
19029001h
or
1902A001h
00000000h
0000800D
h
00008086h
A005h
0000h
00000000h
0000h
—
0010h
0141h
00000000h
0000h
0000h
02012E01h
0000h
Access
—
RO
RO
R/W
—
RO
R/W
RO, R/W/C
R/W
R/W
RO, R/W
RO, R/W
—
RO
—
R/W
RO
RO, R/W
—
RO
RO, R/W/S
RO
RO
RO
RO, R/W
RO, R/W
R/W
—
RO
RO
RO
R/W
RO
R/WO
RO, R/W
126
Datasheet