Intel BX80605I7870 Data Sheet - Page 45

Sad_pciexbar, Sad_dram_rule_0, Sad_dram_rule_1, Sad_dram_rule_2, Sad_dram_rule_3, Sad_dram_rule_4,

Page 45 highlights

Register Description 2.6.5 2.6.6 SAD_PCIEXBAR Global register for PCIEXBAR address space. Device: 0 Function: 1 Offset: 50h Access as a Qword Bit Type 39:20 RW 3:1 RW 0 RW Reset Value Description ADDRESS. 0 Base address of PCIEXBAR. Must be naturally aligned to size; low order bits are ignored. SIZE. Size of the PCIEXBAR address space. (MAX bus number). 000 = 256 MB. 001 = Reserved. 010 = Reserved. 0 011 = Reserved. 100 = Reserved. 101 = Reserved. 110 = 64 MB. 111 = 128 MB. ENABLE. 0 Enable for PCIEXBAR address space. Editing size should not be done without also enabling range. SAD_DRAM_RULE_0, SAD_DRAM_RULE_1, SAD_DRAM_RULE_2, SAD_DRAM_RULE_3 SAD_DRAM_RULE_4, SAD_DRAM_RULE_5 SAD_DRAM_RULE_6, SAD_DRAM_RULE_7 This register provides SAD DRAM rules. Address Map for package determination. Device: 0 Function: 1 Offset: 80h, 84h, 88h, 8Ch, 90h, 94h, 98h, 9Ch Access as a Dword Bit Type Reset Value Description Datasheet 45

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Datasheet
45
Register Description
2.6.5
SAD_PCIEXBAR
Global register for PCIEXBAR address space.
2.6.6
SAD_DRAM_RULE_0, SAD_DRAM_RULE_1,
SAD_DRAM_RULE_2, SAD_DRAM_RULE_3
SAD_DRAM_RULE_4, SAD_DRAM_RULE_5
SAD_DRAM_RULE_6, SAD_DRAM_RULE_7
This register provides SAD DRAM rules. Address Map for package determination.
Device:
0
Function: 1
Offset:
50h
Access as a Qword
Bit
Type
Reset
Value
Description
39:20
RW
0
ADDRESS.
Base address of PCIEXBAR. Must be naturally aligned to size; low order bits are
ignored.
3:1
RW
0
SIZE.
Size of the PCIEXBAR address space. (MAX bus number).
000 = 256 MB.
001 = Reserved.
010 = Reserved.
011 = Reserved.
100 = Reserved.
101 = Reserved.
110 = 64 MB.
111 = 128 MB.
0
RW
0
ENABLE.
Enable for PCIEXBAR address space. Editing size should not be done without
also enabling range.
Device:
0
Function: 1
Offset:
80h, 84h, 88h, 8Ch, 90h, 94h, 98h, 9Ch
Access as a Dword
Bit
Type
Reset
Value
Description