82845MP Datasheet, PDF (74/157 Pages) Intel Corporation – Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)

Intel^®82845MP/82845MZ Chipset-Mobile (MCH-M)
R
3.7.28.
AGPCTRL – AGP Control Register
Address Offset:
Default Value:
Access:
Size:
B0-B3h
0000_0000h
Read/Write, Read Only
32 bits
This register provides for additional control of the AGP interface.
Bit
Description
31:8
Reserved
7
GTLB Enable (and GTLB Flush Control) (R/W): When this bit is set, it enables normal operations
of the Graphics Translation Lookaside Buffer. If it is zero, the GTLB is flushed by clearing the valid
bits associated with each entry.
Default=0 (GTLB disabled)
6:0
Reserved
74
Datasheet
250687-002