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

Firmware Menus

PEP Constraints Configuration

PEP Constraints Configuration firmware setup page decoded from AMI HII/IFR resources.

Form ID
0x271f
Records
34
Path
Setup / Advanced / RC ACPI Settings / PEP Constraints Configuration / Setup / Advanced / Advanced / RC ACPI Settings / PEP Constraints Configuration

Record 215

PEP CPU

Firmware Value

Add CPU in PEP mitigation list

Opcode
OneOf
Question ID
0xa5
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x40
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 216

PEP Graphics

Firmware Value

Add Gfx in PEP mitigation list

Opcode
OneOf
Question ID
0xa6
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x41
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 217

PEP IPU

Firmware Value

Add IPU in PEP mitigation list

Opcode
OneOf
Question ID
0xa7
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4d
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0DisabledStandard defaultManufacturing default
1Enabled

Record 218

PEP GNA

Firmware Value

Add GNA in PEP mitigation list

Opcode
OneOf
Question ID
0xa8
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4e
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 219

PEP SATA

Firmware Value

Add Storage device in PEP mitigation list

Opcode
OneOf
Question ID
0xa9
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x42
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1Adapter D0/F1
2Raid Volume0
3Adapter D3Standard defaultManufacturing default

Record 220

PEP enumerated SATA ports

Firmware Value

Add enumerated SATA ports in PEP Constraint list

Opcode
OneOf
Question ID
0xaa
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x9de
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0DisabledStandard defaultManufacturing default
1Enabled

Record 221

PEP PCIe Storage

Firmware Value

Add PCIe root ports (storage) in PEP mitigation list

Opcode
OneOf
Question ID
0xab
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x865
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1D0/F1
3D3Standard defaultManufacturing default

Record 222

PEP PCIe LAN

Firmware Value

Add PCIe root ports (LAN) in PEP mitigation list

Opcode
OneOf
Question ID
0xac
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xaa3
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1D0/F1Standard defaultManufacturing default
3D3

Record 223

PEP PCIe WLAN

Firmware Value

Firmware value selected from the documented options.

Opcode
OneOf
Question ID
0xad
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xaa4
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1D0/F1Standard defaultManufacturing default
3D3

Record 224

PEP PCIe GFX

Firmware Value

Firmware value selected from the documented options.

Opcode
OneOf
Question ID
0xae
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xaa5
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1D0/F1Standard defaultManufacturing default
3D3

Record 225

PEP PCIe Other

Firmware Value

Firmware value selected from the documented options.

Opcode
OneOf
Question ID
0xaf
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xaa6
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No ConstraintStandard defaultManufacturing default
1D0/F1
3D3

Record 226

PEP PCIe DG

Firmware Value

Add PCIe DG PEP Constraint

Opcode
OneOf
Question ID
0xb0
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xaa8
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 227

PEP UART

Firmware Value

Add UART in PEP mitigation list

Opcode
OneOf
Question ID
0xb1
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x43
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 133, "type": "GrayOutIf", "offset": 329284, "expr": ["EqIdVal QuestionId: 0x101F, Value: 0x0", "EqIdVal QuestionId: 0x1020, Value: 0x0", "And", "EqIdVal QuestionId: 0x1021, Value: 0x0", "And"]}

Record 228

PEP I2C0

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb2
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x44
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 134, "type": "GrayOutIf", "offset": 329345, "expr": ["EqIdVal QuestionId: 0x1010, Value: 0x0"]}

Record 229

PEP I2C1

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb3
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x45
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 135, "type": "GrayOutIf", "offset": 329388, "expr": ["EqIdVal QuestionId: 0x1011, Value: 0x0"]}

Record 230

PEP I2C2

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb4
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x46
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 136, "type": "GrayOutIf", "offset": 329431, "expr": ["EqIdVal QuestionId: 0x1012, Value: 0x0"]}

Record 231

PEP I2C3

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb5
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x47
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 137, "type": "GrayOutIf", "offset": 329474, "expr": ["EqIdVal QuestionId: 0x1013, Value: 0x0"]}

Record 232

PEP I2C4

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb6
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x48
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 138, "type": "GrayOutIf", "offset": 329517, "expr": ["EqIdVal QuestionId: 0x1014, Value: 0x0"]}

Record 233

PEP I2C5

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb7
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x49
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 139, "type": "GrayOutIf", "offset": 329560, "expr": ["EqIdVal QuestionId: 0x1015, Value: 0x0"]}

Record 234

PEP I2C6

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb8
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xb1b
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 140, "type": "GrayOutIf", "offset": 329603, "expr": ["EqIdVal QuestionId: 0x1016, Value: 0x0"]}

Record 235

PEP I2C7

Firmware Value

Adds I2C in PEP mitigation list

Opcode
OneOf
Question ID
0xb9
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xb38
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 141, "type": "GrayOutIf", "offset": 329646, "expr": ["EqIdVal QuestionId: 0x1017, Value: 0x0"]}

Record 236

PEP SPI

Firmware Value

Add SPI in PEP mitigation list

Opcode
OneOf
Question ID
0xba
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4a
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 142, "type": "GrayOutIf", "offset": 329689, "expr": ["EqIdVal QuestionId: 0x1018, Value: 0x0", "EqIdVal QuestionId: 0x1019, Value: 0x0", "And", "EqIdVal QuestionId: 0x101A, Value: 0x0", "And"]}

Record 237

PEP XHCI

Firmware Value

Add XHCI in PEP mitigation list

Opcode
OneOf
Question ID
0xbb
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4b
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 238

PEP Audio

Firmware Value

Add Audio in PEP mitigation list

Opcode
OneOf
Question ID
0xbc
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4c
Width
1 byte(s)
Range
0 to 3 step 0
ValueLabelMarkers
0No Constraint
1D0/F1Standard defaultManufacturing default
3D3

Visibility / conditions

  • {"condition_id": 143, "type": "GrayOutIf", "offset": 329783, "expr": ["EqIdVal QuestionId: 0x1D, Value: 0x0"]}

Record 239

PEP CSME

Firmware Value

Add CSME in PEP mitigation list

Opcode
OneOf
Question ID
0xbd
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x4f
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 240

PEP HECI3

Firmware Value

Add HECI3 in PEP mitigation list

Opcode
OneOf
Question ID
0xbe
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x9df
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 241

PEP LAN(GBE)

Firmware Value

Add LAN(GBE) in PEP mitigation list

Opcode
OneOf
Question ID
0xbf
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x50
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 242

PEP THC0

Firmware Value

Add THC in PEP mitigation list.

Firmware help text

Add THC in PEP mitigation list. Applies only if THCx has assigned port

Opcode
OneOf
Question ID
0xc0
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x51
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 243

PEP THC1

Firmware Value

Add THC in PEP mitigation list.

Firmware help text

Add THC in PEP mitigation list. Applies only if THCx has assigned port

Opcode
OneOf
Question ID
0xc1
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x52
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 244

PEP UFS0

Firmware Value

Add UFS0 IPs in PEP mitigation list

Opcode
OneOf
Question ID
0xc2
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xae2
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 245

PEP UFS1

Firmware Value

Add UFS1 IPs in PEP mitigation list

Opcode
OneOf
Question ID
0xc3
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xae3
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 246

PEP TCSS

Firmware Value

Add TCSS IPs in PEP mitigation list

Opcode
OneOf
Question ID
0xc4
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x53
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 247

PEP VMD

Firmware Value

Add VMD in PEP mitigation list

Opcode
OneOf
Question ID
0xc5
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0x9a0
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 144, "type": "GrayOutIf", "offset": 330097, "expr": ["EqIdVal QuestionId: 0xA5E, Value: 0x0"]}

Record 248

PEP EMMC

Firmware Value

Add EMMC in PEP mitigation list

Opcode
OneOf
Question ID
0xc6
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xb51
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Visibility / conditions

  • {"condition_id": 145, "type": "SuppressIf", "offset": 330140, "expr": ["EqIdVal QuestionId: 0x12A3, Value: 0x0"]}