AC82G41SLGQ3 Datasheet, PDF (418/604 Pages) Intel Corporation – Intel® 4 Series Chipset Family

Intel^® Trusted Execution Technology Registers (Intel^® 82Q45 and 82Q43 GMCH Only)
11.1.13 TXT.HEAP.BASE—TXT Heap Base Register
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
0/0/0/TXT Specific
300-307h
0000000000000000h
RW
64 bits
This register contains the physical base address of the TXT Heap memory region. The
BIOS initializes this register. The system software and MLE read this register to locate
the TXT Heap.
Bit
63:0
Access
Default
Value
Description
RW
000000000 ^{Heap Base Address (TXT.HEAP.BASE): Base address of the Heap.}
0000000h _{Systems must implement all 64 bits as RW.}
11.1.14 TXT.HEAP.SIZE—TXT Heap Size Register
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
0/0/0/TXT Specific
308-30Fh
0000000000000000h
RW;
64 bits
This register contains the size in bytes of the TXT Heap memory region. The BIOS
initializes this register. The system software and the MLE read this register to
determine the TXT Heap size.
Bit
63:0
Access
RW
Default
Value
Description
000000000
0000000h
Heap Size (TXT.HEAP.SIZE): Size of the total Device space in bytes
11.1.15 TXT.MSEG.BASE—TXT MSEG Base Register
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
0/0/0/TXT Specific
310-317h
0000000000000000h
RW/L
64 bits
This register provides the base address of MSEG. This register is locked by SMM D_LCK
and when locked neither public nor private writes can change its value.
Bit
63:0
Access
Default
Value
Description
RW/L
000000000 MSEG Base Address (MSEG.BASE): BIOS writes the base of MSEG into this
0000000h register.
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