Leo-Patch 1.6 · Q1HY MoDT · Observations 14 October 2026
Onboard Devices
DTBT Controller 1 Configuration
DTBT Controller 1 Configuration firmware setup page decoded from AMI HII/IFR resources.
- Form ID
- 0x2818
- Records
- 9
- Path
- Setup / Advanced / Thunderbolt(TM) Configuration / Discrete Thunderbolt(TM) Configuration / DTBT Controller 1 Configuration / Setup / Advanced / Advanced / Thunderbolt(TM) Configuration / Discrete Thunderbolt(TM) Configuration / DTBT Controller 1 Configuration / Setup / Advanced / Platform Settings / TCSS Platform Setting / Thunderbolt(TM) Configuration / Discrete Thunderbolt(TM) Configuration / DTBT Controller 1 Configuration
Record 1487
DTBT Controller 1
Firmware Value
None
- Opcode
- OneOf
- Question ID
- 0x280d
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7ab
- Width
- 1 byte(s)
- Range
- 0 to 1 step 0
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Record 1488
DTbt Root Port Type
Firmware Value
Select the TBT Root Port Type.
Firmware help text
Select the TBT Root Port Type. PCH or PEG
- Opcode
- OneOf
- Question ID
- 0x280e
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7ad
- Width
- 1 byte(s)
- Range
- 1 to 2 step 0
Visibility / conditions
- {"condition_id": 600, "type": "SuppressIf", "offset": 379475, "expr": ["EqIdVal QuestionId: 0x124F, Value: 0x1", "Not"]}
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Record 1489
TBT Host Router
Firmware Value
Enable the host router based on ports available.
- Opcode
- OneOf
- Question ID
- 0x280f
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7b2
- Width
- 1 byte(s)
- Range
- 1 to 2 step 0
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Record 1490
Extra Bus Reserved
Firmware Value
Extra Bus Reserved 56-One port Host,106-Two port Host.
- Opcode
- Numeric
- Question ID
- 0x549
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7b4
- Width
- 1 byte(s)
- Range
- 0 to 255 step 1
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Record 1491
Reserved Memory
Firmware Value
Reserved Memory for this Root Bridge (1-4096) MB
- Opcode
- Numeric
- Question ID
- 0x54a
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7b7
- Width
- 2 byte(s)
- Range
- 1 to 4096 step 1
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Record 1492
Memory Alignment
Firmware Value
Memory Alignment (0-31 bits)
- Opcode
- Numeric
- Question ID
- 0x54b
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7bc
- Width
- 1 byte(s)
- Range
- 0 to 31 step 1
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Record 1493
Reserved PMemory
Firmware Value
Reserved Prefetchable Memory for this Root Bridge (1-4096) MB
- Opcode
- Numeric
- Question ID
- 0x54c
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7bf
- Width
- 2 byte(s)
- Range
- 1 to 4096 step 1
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Record 1494
PMemory Alignment
Firmware Value
PMemory Alignment (0-31 bits)
- Opcode
- Numeric
- Question ID
- 0x54d
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7c2
- Width
- 1 byte(s)
- Range
- 0 to 31 step 1
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Reserved I/O
- Opcode
- Numeric
- Question ID
- 0x54e
- VarStore
- Setup
- VarStore GUID
- EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
- Offset
- 0x7ba
- Width
- 1 byte(s)
- Range
- 0 to 60 step 4
Permalink