PCIe and Graphics

PCI Express Root Port 2

PCI Express Root Port 2 firmware setup page decoded from AMI HII/IFR resources.

Form ID: 0x27a1
Records: 46
Parents: PCI Express Configuration
Path: Setup / Chipset / System Agent (SA) Configuration / PCI Express Configuration / PCI Express Root Port 2

Record 2923

PCI Express Root Port 2

Observed

Control the PCI Express Root Port.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xabd
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x27a
Width: 1 byte(s)
Range: 0 to 1 step 0
Observed value: 1
Observed label: Enabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

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Record 2924

Connection Type

Firmware Value

Built-In: a built-in device is connected to this rootport.

Firmware help text

Built-In: a built-in device is connected to this rootport. SlotImplemented bit will be clear. Slot: this rootport connects to user-accessible slot. SlotImplemented bit will be set.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xabe
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x333
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Built-in
`1`	Slot	Standard default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}
{"condition_id": 1288, "type": "GrayOutIf", "offset": 459094, "expr": ["EqIdVal QuestionId: 0xACF, Value: 0x1"]}

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Record 2925

PCI Express Clock Gating

Diagnostic

PCI Express Clock Gating Enable/Disable for each root port.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0x277c
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x2a7
Width: 1 byte(s)
Range: 0 to 1 step 0
Observed value: 1
Observed label: Enabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2926

PCI Express Power Gating

Diagnostic

PCI Express Power Gating Enable/Disable for each root port.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xabf
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x2ab
Width: 1 byte(s)
Range: 0 to 1 step 0
Observed value: 1
Observed label: Enabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2927

ASPM

Observed

Set the ASPM Level: Force L0s - Force all links to L0s State AUTO - BIOS auto configure DISABLE - Disables ASPM

Firmware help text

Set the ASPM Level: Force L0s - Force all links to L0s State AUTO - BIOS auto configure DISABLE - Disables ASPM

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0x1587
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x37b
Width: 1 byte(s)
Range: 0 to 3 step 0
Observed value: 0
Observed label: Disabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled	Standard default
`1`	L0s
`2`	L1
`3`	L0sL1

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2928

L1 Substates

Observed

PCI Express L1 Substates settings.L1SS cannot be enabled when CLKREQMSG is disabled

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0x158b
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x37f
Width: 1 byte(s)
Range: 0 to 2 step 0
Observed value: 0
Observed label: Disabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	L1.1
`2`	L1.1 & L1.2

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}
{"condition_id": 1289, "type": "GrayOutIf", "offset": 459250, "expr": ["EqIdVal QuestionId: 0xAD2, Value: 0x0"]}

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Record 2929

Gen3 Eq Phase3 Method

Firmware Value

PCIe Gen3 Equalization Phase 3 Method

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac0
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x36f
Width: 1 byte(s)
Range: 1 to 4 step 0

Value	Label	Markers
`1`	Hardware	Standard default
`4`	Static Coeff.

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2930

Gen4 Eq Phase3 Method

Firmware Value

PCIe Gen3 Equalization Phase 3 Method

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac1
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x373
Width: 1 byte(s)
Range: 1 to 4 step 0

Value	Label	Markers
`1`	Hardware	Standard default
`4`	Static Coeff.

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2931

ACS

Firmware Value

Enable/Disable Access Control Services Extended Capability

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac2
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x33f
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2932

PTM

Firmware Value

Enable/Disable Precision Time Measurement

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0x158f
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x39b
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2933

DPC

Firmware Value

Enable/Disable Downstream Port Containment

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac3
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x363
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2934

FOM Scoreboard Control Policy

Firmware Value

Select the FOM Scoreboard Control Policy, when set to Auto, speed is based on TLS

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac4
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3df
Width: 1 byte(s)
Range: 0 to 4 step 0

Value	Label	Markers
`0`	Auto	Standard defaultManufacturing default
`1`	Gen3
`2`	Gen4
`3`	Gen3/Gen4
`4`	Gen5

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2935

Multi-VC

Firmware Value

Enable/Disable Multi Virtual Channel

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0x1597
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3a7
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`Other`

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0"]}

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Record 2936

EDPC

Firmware Value

Enable/Disable Rootport extensions for Downstream Port Containment

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac5
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x367
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2937

URR

Firmware Value

PCI Express Unsupported Request Reporting Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac6
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x347
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2938

FER

Firmware Value

PCI Express Device Fatal Error Reporting Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac7
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x34b
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2939

NFER

Firmware Value

PCI Express Device Non-Fatal Error Reporting Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac8
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x34f
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2940

CER

Firmware Value

PCI Express Device Correctable Error Reporting Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xac9
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x353
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2941

CTO

Firmware Value

PCI Express Completion Timer TO Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xaca
VarStore: PchSetup
VarStore GUID: 4570B7F1-ADE8-4943-8DC3-406472842384
Offset: 0x1a8
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2942

SEFE

Firmware Value

Root PCI Express System Error on Fatal Error Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xacb
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x357
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2943

SENFE

Firmware Value

Root PCI Express System Error on Non-Fatal Error Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xacc
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x35b
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2944

SECE

Firmware Value

Root PCI Express System Error on Correctable Error Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xacd
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x35f
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2945

PME SCI

Firmware Value

PCI Express PME SCI Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xace
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x337
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2946

Hot Plug

Firmware Value

PCI Express Hot Plug Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xacf
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x32f
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1290, "type": "SuppressIf", "offset": 459963, "expr": ["EqIdVal QuestionId: 0x11BB, Value: 0x2"]}
{"condition_id": 1291, "type": "SuppressIf", "offset": 459971, "expr": ["Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal"]}
{"condition_id": 1292, "type": "GrayOutIf", "offset": 459997, "expr": ["EqIdVal QuestionId: 0xABE, Value: 0x0"]}

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Record 2947

Advanced Error Reporting

Firmware Value

Advanced Error Reporting Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad0
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x343
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2948

PCIe Speed

Diagnostic

Configure PCIe Speed

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad1
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x36b
Width: 1 byte(s)
Range: 0 to 4 step 0
Observed value: 3
Observed label: Gen3
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Auto	Standard defaultManufacturing default
`1`	Gen1
`2`	Gen2
`3`	Gen3
`4`	Gen4

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2949

Enable ClockReq Messaging

Firmware Value

Enable or Disable ClockReq Messaging

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad2
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x32a
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`1`	Enabled
`0`	Disabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2950

Transmitter Half Swing

Firmware Value

Transmitter Half Swing Enable/Disable.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad3
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x33b
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2951

Detect Timeout

Diagnostic

The number of milliseconds reference code will wait for link to exit Detect state for enabled ports before assuming there is no device and potentially disabling the port.

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xad4
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3a0
Width: 2 byte(s)
Range: 0 to 65535 step 1
Observed value: 0
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`0`

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2952

P2P Support

Firmware Value

Program P2P Support Registers according to setup option

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad5
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3e4
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2953

CPU PCIE Func0 Link Disable

Observed

CPU PCIE Func0 Link Disable while Device attached into Port having Func0 and FuncN

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad6
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x425
Width: 1 byte(s)
Range: 0 to 1 step 0
Observed value: 0
Observed label: Disabled
Observed date: 2026-10-14T03:10:49.661810+00:00
Observed source: selected-live-settings.json

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1294, "type": "SuppressIf", "offset": 460287, "expr": ["Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "EqIdVal QuestionId: 0x11BB, Value: 0x2", "And", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "EqIdVal QuestionId: 0x11BB, Value: 0x6", "And", "Or", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Equal", "EqIdVal QuestionId: 0x11BB, Value: 0x1", "And", "Or", "Not"]}

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Record 2954

LTR

Firmware Value

SA PCIE Latency Reporting Enable/Disable

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad7
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3af
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled
`1`	Enabled	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2955

Snoop Latency Override

Firmware Value

Snoop Latency Override for SA PCIE.

Firmware help text

Snoop Latency Override for SA PCIE. Disabled: Disable override. Manual: Manually enter override values. Auto (default): Maintain default BIOS flow.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xad8
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3b7
Width: 1 byte(s)
Range: 0 to 2 step 0

Value	Label	Markers
`0`	Disabled
`1`	Manual
`2`	Auto	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}

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Record 2956

Snoop Latency Value

Firmware Value

LTR Snoop Latency value of SA PCIE

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xad9
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3c0
Width: 2 byte(s)
Range: 0 to 1023 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`60`

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}
{"condition_id": 1296, "type": "SuppressIf", "offset": 460521, "expr": ["EqIdVal QuestionId: 0xAD8, Value: 0x1", "Not"]}

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Record 2957

Snoop Latency Multiplier

Firmware Value

LTR Snoop Latency Multiplier of SA PCIE

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xada
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3bb
Width: 1 byte(s)
Range: 0 to 5 step 0

Value	Label	Markers
`0`	1 ns
`1`	32 ns
`2`	1024 ns	Standard defaultManufacturing default
`3`	32768 ns
`4`	1048576 ns
`5`	33554432 ns

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}
{"condition_id": 1296, "type": "SuppressIf", "offset": 460521, "expr": ["EqIdVal QuestionId: 0xAD8, Value: 0x1", "Not"]}

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Record 2958

Non Snoop Latency Override

Firmware Value

Non Snoop Latency Override for SA PCIE.

Firmware help text

Non Snoop Latency Override for SA PCIE. Disabled: Disable override. Manual: Manually enter override values. Auto (default): Maintain default BIOS flow.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xadb
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3c7
Width: 1 byte(s)
Range: 0 to 2 step 0

Value	Label	Markers
`0`	Disabled
`1`	Manual
`2`	Auto	Standard defaultManufacturing default

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}

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Record 2959

Non Snoop Latency Value

Firmware Value

LTR Non Snoop Latency value of PCH PCIE

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xadc
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3d0
Width: 2 byte(s)
Range: 0 to 1023 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`60`

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}
{"condition_id": 1297, "type": "SuppressIf", "offset": 460665, "expr": ["EqIdVal QuestionId: 0xADB, Value: 0x1", "Not"]}

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Record 2960

Non Snoop Latency Multiplier

Firmware Value

LTR Non Snoop Latency Multiplier of SA PCIE

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xadd
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3cb
Width: 1 byte(s)
Range: 0 to 5 step 0

Value	Label	Markers
`0`	1 ns
`1`	32 ns
`2`	1024 ns	Standard defaultManufacturing default
`3`	32768 ns
`4`	1048576 ns
`5`	33554432 ns

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}
{"condition_id": 1297, "type": "SuppressIf", "offset": 460665, "expr": ["EqIdVal QuestionId: 0xADB, Value: 0x1", "Not"]}

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Record 2961

Force LTR Override

Firmware Value

Force LTR Override for SA PCIE.

Firmware help text

Force LTR Override for SA PCIE. Disabled: LTR override values will not be forced. Enable: LTR override values will be forced and LTR messages from the device will be ignored.

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xade
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3d7
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}
{"condition_id": 1295, "type": "SuppressIf", "offset": 460473, "expr": ["EqIdVal QuestionId: 0xAD7, Value: 0x0"]}

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Record 2962

LTR Lock

Firmware Value

PCIE LTR Configuration Lock

Form: PCI Express Root Port 2
Opcode: OneOf
Question ID: 0xadf
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x3b3
Width: 1 byte(s)
Range: 0 to 1 step 0

Value	Label	Markers
`0`	Disabled	Standard defaultManufacturing default
`1`	Enabled

Visibility / conditions

{"condition_id": 1287, "type": "SuppressIf", "offset": 459086, "expr": ["EqIdVal QuestionId: 0xABD, Value: 0x0", "Value", "Uint64 Value: 0x1", "Uint64 Value: 0x1", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x0", "Conditional"]}

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Record 2963

UPTP

Firmware Value

Upstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae0
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x383
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`Other`

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Record 2964

DPTP

Firmware Value

Downstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae1
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x387
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`7`

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Record 2965

UPTP

Firmware Value

Upstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae2
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x38b
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`Other`

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Record 2966

DPTP

Firmware Value

Downstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae3
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x38f
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`Other`

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Record 2967

UPTP

Firmware Value

Upstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae4
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x393
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`5`

Visibility / conditions

{"condition_id": 1298, "type": "SuppressIf", "offset": 461146, "expr": ["Uint64 Value: 0x1", "Uint64 Value: 0x0", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x2", "Equal", "EqIdVal QuestionId: 0x11BB, Value: 0x1", "EqIdVal QuestionId: 0x11BB, Value: 0x6", "Or", "And", "Or"]}

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Record 2968

DPTP

Firmware Value

Downstream Port Transmitter Preset

Form: PCI Express Root Port 2
Opcode: Numeric
Question ID: 0xae5
VarStore: SaSetup
VarStore GUID: 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset: 0x397
Width: 1 byte(s)
Range: 0 to 10 step 1

Default store records

Store ID	Store label	Value	Option label
`0`	Standard	`7`

Visibility / conditions

{"condition_id": 1298, "type": "SuppressIf", "offset": 461146, "expr": ["Uint64 Value: 0x1", "Uint64 Value: 0x0", "Equal", "Uint64 Value: 0x1", "Uint64 Value: 0x2", "Equal", "EqIdVal QuestionId: 0x11BB, Value: 0x1", "EqIdVal QuestionId: 0x11BB, Value: 0x6", "Or", "And", "Or"]}

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