i9 BIOS
Leo-Patch 1.6 · Q1HY MoDT · Observations 14 October 2026

PCIe and Graphics

External Gfx Card Primary Display Configuration

External Gfx Card Primary Display Configuration firmware setup page decoded from AMI HII/IFR resources.

Form ID
0x285b
Records
2
Path
Setup / Chipset / System Agent (SA) Configuration / Graphics Configuration / External Gfx Card Primary Display Configuration

Record 4757

Primary PEG

Firmware Value

Select PEG0/PEG1/PEG2/PEG3 Graphics device should be Primary PEG.

Opcode
OneOf
Question ID
0x1184
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xcce
Width
1 byte(s)
Range
0 to 2 step 0
ValueLabelMarkers
0AutoStandard defaultManufacturing default
1PEG11
2PEG12

Visibility / conditions

  • {"condition_id": 1864, "type": "SuppressIf", "offset": 531565, "expr": ["EqIdVal QuestionId: 0x712, Value: 0x0", "EqIdVal QuestionId: 0x64D, Value: 0x1", "Or", "EqIdVal QuestionId: 0x2824, Value: 0x0", "Or", "EqIdVal QuestionId: 0x712, Value: 0x4", "Or"]}

Record 4758

Primary PCIE

Firmware Value

Select Auto/PCIE1/PCIE2/PCIE3/PCIE4/PCIE5/PCIE6/PCIE7 of D28:F0/F1/F2/F3/F4/F5/F6/F7, PCIE8/PCIE9/PCIE10/PCIE11/PCIE12/PCIE13/PCIE14/PCIE15 of D29:F0/F1/F2/F3/F4/F5/F6/F7, PCIE16/PCIE17/PCIE18/PCIE19 of D27:F0/F1/F2/F3,...

Firmware help text

Select Auto/PCIE1/PCIE2/PCIE3/PCIE4/PCIE5/PCIE6/PCIE7 of D28:F0/F1/F2/F3/F4/F5/F6/F7, PCIE8/PCIE9/PCIE10/PCIE11/PCIE12/PCIE13/PCIE14/PCIE15 of D29:F0/F1/F2/F3/F4/F5/F6/F7, PCIE16/PCIE17/PCIE18/PCIE19 of D27:F0/F1/F2/F3, Graphics device should be Primary PCIE.

Opcode
OneOf
Question ID
0x1185
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xccf
Width
1 byte(s)
Range
0 to 19 step 0
ValueLabelMarkers
0AutoStandard defaultManufacturing default
1PCIE1
2PCIE2
3PCIE3
4PCIE4
5PCIE5
6PCIE6
7PCIE7
8PCIE8
9PCIE9
10PCIE10
11PCIE11
12PCIE12
13PCIE13
14PCIE14
15PCIE15
16PCIE16
17PCIE17
18PCIE18
19PCIE19

Visibility / conditions

  • {"condition_id": 1865, "type": "SuppressIf", "offset": 531641, "expr": ["EqIdVal QuestionId: 0x712, Value: 0x0", "EqIdVal QuestionId: 0x64D, Value: 0x1", "Or", "EqIdVal QuestionId: 0x2824, Value: 0x0", "Or", "EqIdVal QuestionId: 0x712, Value: 0x4", "Or"]}