Leo-Patch 1.6 · Q1HY MoDT · Observations 14 October 2026
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Overview / Manual / Advanced Debug Settings
Firmware Menus
Advanced Debug Settings
Advanced Debug Settings firmware setup page decoded from AMI HII/IFR resources.
Form ID 0x2820
Records 25
Path Setup / Advanced / Debug Settings / Advanced Debug Settings / Setup / Advanced / Advanced / Debug Settings / Advanced Debug Settings
Record 1505
USB3 Type-C UFP2DFP Kernel/Platform Debug Support Firmware Value
This BIOS option enables kernel and platform debug for USB3 interface over a UFP Type-C receptacle, select 'No Change' will do nothing to UFP2DFP setting
Opcode OneOf
Question ID 0x557
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0xa
Width 1 byte(s)
Range 0 to 2 step 0 Permalink
Record 1506
USB DbC Enable Mode Firmware Value
Disabled:Clear both USB2/3DBCEN USB2:Set USB2DBCEN USB3:Set USB3DBCEN Both:Set both USB2/3DBCEN No Change:Comply with HW value
Firmware help text Disabled:Clear both USB2/3DBCEN
USB2:Set USB2DBCEN
USB3:Set USB3DBCEN
Both:Set both USB2/3DBCEN
No Change:Comply with HW value
Opcode OneOf
Question ID 0x558
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x73f
Width 1 byte(s)
Range 0 to 4 step 0 Permalink
Determine if to enable DCI debug from host
Opcode OneOf
Question ID 0x559
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x73e
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 605, "type": "SuppressIf", "offset": 380196, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x0"]} Permalink
Record 1508
PCH Trace Hub Enable Mode Firmware Value
Select 'Host Debugger' if Trace Hub is used with host debugger tool or 'Target Debugger' if Trace Hub is used by target debugger software.
Firmware help text Select 'Host Debugger' if Trace Hub is used with host debugger tool or 'Target Debugger' if Trace Hub is used by target debugger software.
Note: If 'Host Debugger' is selected, Platform Debug Consent has to be ENABLED because DCI is one of the primary trace data output paths.
Opcode OneOf
Question ID 0x55a
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x714
Width 1 byte(s)
Range 0 to 2 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 606, "type": "GrayOutIf", "offset": 380239, "expr": ["EqIdVal QuestionId: 0x124D, Value: 0x1"]} Permalink
Record 1509
PCH TH Mem Buffer Size 0 Firmware Value
Select size of memory region 0 buffer.
Firmware help text Select size of memory region 0 buffer. Choose None/OS if OS-supported memory or trace forwarding is desired
Note : Limit of total buffer size (PCH + CPU) is 512MB when iTBT disabled, 256MB when iTBT enabled
Opcode OneOf
Question ID 0x55b
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x715
Width 1 byte(s)
Range 0 to 6 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 607, "type": "SuppressIf", "offset": 380289, "expr": ["EqIdVal QuestionId: 0x55A, Value: 0x0"]} Permalink
Record 1510
PCH TH Mem Buffer Size 1 Firmware Value
Select size of memory region 1 buffer.
Firmware help text Select size of memory region 1 buffer. Choose None/OS if OS-supported memory or trace forwarding is desired
Note : Limit of total buffer size (PCH + CPU) is 512MB when iTBT disabled, 256MB when iTBT enabled
Opcode OneOf
Question ID 0x55c
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x716
Width 1 byte(s)
Range 0 to 6 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 607, "type": "SuppressIf", "offset": 380289, "expr": ["EqIdVal QuestionId: 0x55A, Value: 0x0"]} Permalink
Record 1511
CPU Trace Hub Enable Mode Firmware Value
Select 'Host Debugger' if Trace Hub is used with host debugger tool or 'Target Debugger' if Trace Hub is used by target debugger software.
Firmware help text Select 'Host Debugger' if Trace Hub is used with host debugger tool or 'Target Debugger' if Trace Hub is used by target debugger software.
Note: If 'Host Debugger' is selected, Platform Debug Consent has to be ENABLED because DCI is one of the primary trace data output paths.
Opcode OneOf
Question ID 0x55d
VarStore SaSetup
VarStore GUID 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset 0x83
Width 1 byte(s)
Range 0 to 2 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} Permalink
Record 1512
CPU TH Mem Buffer Size 0 Firmware Value
Select size of memory region 0 buffer.
Firmware help text Select size of memory region 0 buffer. Choose None/OS if OS-supported memory or trace forwarding is desired
Note : Limit of total buffer size (PCH + CPU) is 512MB when iTBT disabled, 256MB when iTBT enabled
Opcode OneOf
Question ID 0x55e
VarStore SaSetup
VarStore GUID 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset 0x84
Width 1 byte(s)
Range 0 to 6 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 608, "type": "SuppressIf", "offset": 380475, "expr": ["EqIdVal QuestionId: 0x55D, Value: 0x0"]} Permalink
Record 1513
CPU TH Mem Buffer Size 1 Firmware Value
Select size of memory region 1 buffer.
Firmware help text Select size of memory region 1 buffer. Choose None/OS if OS-supported memory or trace forwarding is desired
Note : Limit of total buffer size (PCH + CPU) is 512MB when iTBT disabled, 256MB when iTBT enabled
Opcode OneOf
Question ID 0x55f
VarStore SaSetup
VarStore GUID 72C5E28C-7783-43A1-8767-FAD73FCCAFA4
Offset 0x85
Width 1 byte(s)
Range 0 to 6 step 0 Visibility / conditions {"condition_id": 604, "type": "GrayOutIf", "offset": 380184, "expr": ["EqIdVal QuestionId: 0x2819, Value: 0x7", "Not"]} {"condition_id": 608, "type": "SuppressIf", "offset": 380475, "expr": ["EqIdVal QuestionId: 0x55D, Value: 0x0"]} {"condition_id": 609, "type": "SuppressIf", "offset": 380551, "expr": ["EqIdVal QuestionId: 0x124C, Value: 0x1"]} Permalink
Record 1514
CPU Run Control Firmware Value
Enable/Disable CPU Run Control Support; No Change : Comply with HW value
Opcode OneOf
Question ID 0x560
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x111
Width 1 byte(s)
Range 0 to 2 step 0 Visibility / conditions {"condition_id": 610, "type": "SuppressIf", "offset": 380633, "expr": ["EqIdVal QuestionId: 0x124B, Value: 0x0"]} Permalink
Record 1515
CPU Run Control Lock Firmware Value
Enable/Disable CPU Run Control Lock
Opcode OneOf
Question ID 0x561
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x112
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 610, "type": "SuppressIf", "offset": 380633, "expr": ["EqIdVal QuestionId: 0x124B, Value: 0x0"]} {"condition_id": 611, "type": "SuppressIf", "offset": 380681, "expr": ["EqIdVal QuestionId: 0x560, Value: 0x2"]} Permalink
Record 1516
USB Overcurrent Override for VISA Firmware Value
This option overrides USB Over Current enablement state that USB OC will be disabled after enabling this option.
Firmware help text This option overrides USB Over Current enablement state that USB OC will be disabled after enabling this option. Enable when VISA pin is muxed with USB OC
Opcode OneOf
Question ID 0x562
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0xb
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 612, "type": "GrayOutIf", "offset": 380726, "expr": ["EqIdVal QuestionId: 0x124A, Value: 0x1"]} Permalink
Record 1517
Processor trace memory allocation Firmware Value
Disable or Select Processor trace memory region Size: from 4KB ~ 128MB
Opcode OneOf
Question ID 0x563
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x122
Width 1 byte(s)
Range 0 to 255 step 0 Visibility / conditions {"condition_id": 613, "type": "SuppressIf", "offset": 380769, "expr": ["EqIdVal QuestionId: 0x1249, Value: 0x0"]} Permalink
Record 1518
Processor trace Firmware Value
Enable/Disable processor trace feature from CPU MSR.
Firmware help text Enable/Disable processor trace feature from CPU MSR. Enabling this feature will immediately start trace collection.
Opcode OneOf
Question ID 0x564
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x123
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 614, "type": "SuppressIf", "offset": 380917, "expr": ["EqIdVal QuestionId: 0x1249, Value: 0x0", "EqIdVal QuestionId: 0x563, Value: 0xFF", "Or"]} Permalink
Record 1519
Processor Trace OutPut Scheme Firmware Value
Select Single Range Output scheme or ToPA table Output scheme
Opcode OneOf
Question ID 0x565
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x121
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 614, "type": "SuppressIf", "offset": 380917, "expr": ["EqIdVal QuestionId: 0x1249, Value: 0x0", "EqIdVal QuestionId: 0x563, Value: 0xFF", "Or"]} Permalink
Record 1520
SMM Processor Trace Firmware Value
Enable/Disable usage of Processor Trace in SMM
Opcode OneOf
Question ID 0x566
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x22e
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 614, "type": "SuppressIf", "offset": 380917, "expr": ["EqIdVal QuestionId: 0x1249, Value: 0x0", "EqIdVal QuestionId: 0x563, Value: 0xFF", "Or"]} Permalink
Record 1521
JTAG C10 Power Gate Firmware Value
When Enabled, JTAG is power gated in C10 state.
Firmware help text When Enabled, JTAG is power gated in C10 state. When Disabled, keeps the JTAG power up during C10 and deeper power states for debug purpose.
Opcode OneOf
Question ID 0x567
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x8
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 615, "type": "GrayOutIf", "offset": 381036, "expr": ["EqIdVal QuestionId: 0x1248, Value: 0x1"]} Permalink
Record 1522
Three Strike Counter Firmware Value
Enable/Disable Three Strike Counter
Opcode OneOf
Question ID 0x568
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x125
Width 1 byte(s)
Range 0 to 1 step 0 Permalink
Record 1523
CrashLog Feature Firmware Value
The feature helps collecting crash data from PMC SSRAM
Opcode OneOf
Question ID 0x569
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0x859
Width 1 byte(s)
Range 0 to 1 step 0 Permalink
Record 1524
CrashLog On All Reset Firmware Value
Option to invoke CrashLog collection on all reset
Opcode OneOf
Question ID 0x56a
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0x85a
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 616, "type": "SuppressIf", "offset": 381145, "expr": ["EqIdVal QuestionId: 0x569, Value: 0x0"]} Permalink
Record 1525
CrashLog Rearm Enable Firmware Value
Option to invoke crashlog re-arm
Opcode OneOf
Question ID 0x56b
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0x85c
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 617, "type": "SuppressIf", "offset": 381188, "expr": ["EqIdVal QuestionId: 0x569, Value: 0x0"]} Permalink
Record 1526
CrashLog Clear Enable Firmware Value
Option to invoke CrashLog clear
Opcode OneOf
Question ID 0x56c
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0x85b
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 618, "type": "SuppressIf", "offset": 381231, "expr": ["EqIdVal QuestionId: 0x569, Value: 0x0"]} Permalink
Helps collecting crash data from PMC SSRAM.
Firmware help text Helps collecting crash data from PMC SSRAM. Enabling this may expose personal or confidential information that may be held in the GPRs at the time of the Crash trigger
Opcode OneOf
Question ID 0x56d
VarStore CpuSetup
VarStore GUID B08F97FF-E6E8-4193-A997-5E9E9B0ADB32
Offset 0x314
Width 1 byte(s)
Range 0 to 2 step 0 Visibility / conditions {"condition_id": 618, "type": "SuppressIf", "offset": 381231, "expr": ["EqIdVal QuestionId: 0x569, Value: 0x0"]} {"condition_id": 619, "type": "SuppressIf", "offset": 381272, "expr": ["EqIdVal QuestionId: 0x1247, Value: 0x0", "EqIdVal QuestionId: 0x1246, Value: 0x670", "And"]} Permalink
Record 1528
PMC Debug Message Enable Firmware Value
When Enabled, PMC HW will send debug messages to trace hub; When Disabled, PMC HW will never send debug meesages to trace hub.
Firmware help text When Enabled, PMC HW will send debug messages to trace hub; When Disabled, PMC HW will never send debug meesages to trace hub. Noted: When Enabled, may not enter S0ix
Opcode OneOf
Question ID 0x56e
VarStore PchSetup
VarStore GUID 4570B7F1-ADE8-4943-8DC3-406472842384
Offset 0x741
Width 1 byte(s)
Range 0 to 1 step 0 Permalink
Record 1529
Delayed Authentication Mode Firmware Value
Enable/Disable Delayed Authentication Mode
Opcode OneOf
Question ID 0x281a
VarStore MeSetupStorage
VarStore GUID 5432122D-D034-49D2-A6DE-65A829EB4C74
Offset 0x9
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 620, "type": "GrayOutIf", "offset": 381367, "expr": ["EqIdVal QuestionId: 0x1245, Value: 0x1"]} Permalink