82830MP Datasheet, PDF (63/159 Pages) Intel Corporation – Intel 830MP Chipset: 82830MP Graphics and Memory Controller Hub (GMCH-M)

Intel^® 830MP Chipset
R
4.5.1.20
DRA — DRAM Row Attribute Register - Device #0
Address Offset:
Default Value:
Access:
Size:
Row0, 1:
Row2, 3:
70-71h
FFh
Read/Write (Read_Only if D_LCK = 1)
8 bits
70h
71h
Row Attribute Register defines the page size of each row.
76
43
2
0
R
Row attribute for Row1
R
Row Attribute for Row0
76
43 2
0
R
Row attribute for Row3
R
Row Attribute for Row2
Bit
3:0(7:4)
Description
Row Attribute: This 4-bit filed defines the page size of the row. Page Size is dependent on the
technology as shown in the table below.
Bits 3:0 Page Size
“0000”
2KB
“0001”
4 KB
“0010”
8 KB
“0011”
16 KB.
“1111”
Empty Row.
All Other Combinations are Reserved.
Default Value=1111.
298338-001
Datasheet
63