Host-PCI Express* Graphics Bridge Registers (D1:F0)
R
110 Intel
®
82925X/82925XE MCH Datasheet
Address
Offset
Register
Symbol
Register Name
Default
Value
Access
1Bh — Reserved — —
1Ch IOBASE1 I/O Base Address F0h RO
1Dh IOLIMIT1 I/O Limit Address 00h R/W
1Eh–1Fh SSTS1 Secondary Status 00h RO, R/W/C
20–21h MBASE1 Memory Base Address FFF0h R/W
22–23h MLIMIT1 Memory Limit Address 0000h R/W
24–25h PMBASE1 Prefetchable Memory Base Address FFF0h RO, R/W
26–27h PMLIMIT1 Prefetchable Memory Limit Address 0000h RO, R/W
28–33h — Reserved — —
34h CAPPTR1 Capabilities Pointer 88h RO
35–3Bh — Reserved — —
3Ch INTRLINE1 Interrupt Line 00h R/W
3Dh INTRPIN1 Interrupt Pin 00h RO
3E–3Fh BCTRL1 Bridge Control 0000h RO, R/W
40–7Fh — Reserved — —
80–83h PM_CAPID1 Power Management Capabilities 19029001h
or
1902A001h
RO
84–87h PM_CS1 Power Management Control/Status 00000000h RO, R/W/S
88–8Bh SS_CAPID Subsystem ID and Vendor ID
Capabilities
0000800Dh RO
8C–8Fh SS Subsystem ID and Subsystem Vendor ID 00008086h RO
90–91h MSI_CAPID Message Signaled Interrupts Capability
ID
A005h RO
92–93h MC Message Control 0000h RO, R/W
94–97h MA Message Address 00000000h RO, R/W
98–99h MD Message Data 0000h R/W
9A–9Fh — Reserved — —
A0–A1h PEG_CAPL PCI Express* Capability List 0010h RO
A2–A3h PEG_CAP PCI Express Capabilities 0141h RO
A4–A7h DCAP Device Capabilities 00000000h RO
A8–A9h DCTL Device Control 0000h R/W
AA–ABh DSTS Device Status 0000h RO
AC–AFh LCAP Link Capabilities 02012E01h R/WO
B0–B1h LCTL Link Control 0000h RO, R/W
B2–B3h LSTS Link Status 1001h RO
B4–B7h SLOTCAP Slot Capabilities 00000000h R/WO
B8–B9h SLOTCTL Slot Control 01C0h R/W
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