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

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PMC ADR Configuration

PMC ADR Configuration firmware setup page decoded from AMI HII/IFR resources.

Form ID
0x27c0
Records
4
Path
Setup / Chipset / PCH-IO Configuration / PMC Configuration / PMC ADR Configuration

Record 4640

ADR enable

Firmware Value

Enable asynchronous DRAM refresh

Opcode
OneOf
Question ID
0x110f
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x77f
Width
1 byte(s)
Range
0 to 2 step 0
ValueLabelMarkers
0Platform-PORStandard defaultManufacturing default
1Enabled
2Disabled

Record 4641

Host Partition Reset ADR Enable

Firmware Value

Enables/Disables ADR on Host Partition Reset

Opcode
OneOf
Question ID
0x1110
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x782
Width
1 byte(s)
Range
0 to 2 step 0
ValueLabelMarkers
0Platform-POR
1EnabledStandard defaultManufacturing default
2Disabled

Visibility / conditions

  • {"condition_id": 1835, "type": "SuppressIf", "offset": 527132, "expr": ["EqIdVal QuestionId: 0x110F, Value: 0x2"]}

Record 4642

ADR timer 1 expire time

Firmware Value

Type desired ADR timer expire time, valid values - <1, 256>.

Firmware help text

Type desired ADR timer expire time, valid values - <1, 256>. Entered time is scaled by ADR timer time unit.

Opcode
Numeric
Question ID
0x1111
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x780
Width
1 byte(s)
Range
1 to 255 step 0

Default store records

Store IDStore labelValueOption label
0Standard32

Visibility / conditions

  • {"condition_id": 1835, "type": "SuppressIf", "offset": 527132, "expr": ["EqIdVal QuestionId: 0x110F, Value: 0x2"]}

Record 4643

ADR timer 1 time unit

Firmware Value

Select ADR timer time unit.

Opcode
OneOf
Question ID
0x1112
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x781
Width
1 byte(s)
Range
0 to 7 step 0
ValueLabelMarkers
01us
110us
2100us
31ms
410ms
5100ms
61sStandard default
710s

Visibility / conditions

  • {"condition_id": 1835, "type": "SuppressIf", "offset": 527132, "expr": ["EqIdVal QuestionId: 0x110F, Value: 0x2"]}