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[SUCCESS] Gigabyte Designare Z390 (Thunderbolt 3) + i7-9700K + AMD RX 580

I use an Apple keyboard with Windows 10, but I avoid using the 10-key pad as any part of the password setup because the Windows login prompt doesn't recognize (some or most) of that keyboard.
My problem occurs before the logon screen arrives. It doesn't work in the bitlocker screen.
 
I couldn't write DSDT because there were errors. I gave export.
You must also rename _E23 to XE23:

If using Clover, go to Clover Configurator --> ACPI and add a new ACPI rename:
  • FIND: 5F 45 32 33
  • REPLACE: 58 45 32 33
  • Comment: Replace _E23 with XE23
Screen Shot 2020-10-26 at 8.36.18 AM.png
Then reboot and check IORegistryExplorer again for RP05 section. Post a screenshot.
 
Thank you @CaseySJ for the DROM mod.
I've flashed the mod and attached the files you requested.
As info - I'm using Clover with DSDT/SSDT Hotpatch method. If needed I can upload the full Debug data.
Please follow the General Thunderbolt DROM Guide where you will find that an entry has been added for the Asus UX550GE. Download the SSDT from HackinDROM and SSDT-DTPG that is attached to the guide.
 
Still no luck after terminal lines. Here is the ssdt
The system configuration seems correct. Are you sure USB 2.0 ports are not working? Which devices have you connected to them?

Option 1:
  • Disconnect the electricity power to the PSU.
  • Press and hold the ON/Power button for 30 seconds, then release.
  • Reconnect power, boot into macOS, and try again.
Option 2:
  • Re-flash the BIOS (F9g) and configure BIOS parameters again.
 
Hello everybody,

My question is geared toward Thunderbolt link speed, mainly using Thunderbolt audio interfaces. But anybody having Thunderbolt more in-depth knowledge could chime in... No answer yet from Presonus (ticket created) nor Gearslutz users.

From what I know, there are few of them from:

- RME;
- Zoom;
- Focusrite (Clarett, now discontinued);
- Slate;
- Apogee;
- UAD;
- Lynx;
- Presonus (my case, a Quantum 2626 but they made other Quantum AI's back);
- Resident Audio.

So, I use:

- Gigabyte Z390 Designare BIOS F9g with unflashed TB firmware;
- Mojave 10.14.6 and Windows 10 2004;
- Presonus Quantum 2626 Thunderbolt 3;
- Startech TB3 certified 40 gbps active 2m cable ( https://www.startech.com/en-us/cables/tblt3mm2ma );


Well, I was looking for device enumeration and link speed under MacOS and Windows and this is what I've got and just want to be sure that it is indeed correct.

Windows 10 HWInfo64:

Capture d’écran 2020-10-23 221402.png



Just to compare, main TB bus:

Capture d’écran 2020-10-23 222143.png


On Mojave:

Capture d’écran, le 2020-10-26 à 13.53.53.png

Capture d’écran, le 2020-10-26 à 13.54.13.png

LSPCI output:

Code:
06:00.0 Class 0604: Device 8086:15ea (rev 06)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 256 bytes
    Bus: primary=06, secondary=07, subordinate=f5, sec-latency=0
    I/O behind bridge: 00006000-0000dfff
    Memory behind bridge: 40000000-560fffff
    Prefetchable memory behind bridge: 0000004010400000-0000007fffffffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1458:c008
    Capabilities: [c0] Express (v2) Upstream Port, MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-SlotPowerLimit 25.000W
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 8GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <2us
            ClockPM+ Surprise- LLActRep- BwNot-
        LnkCtl:    ASPM Disabled; Disabled- Retrain- CommClk+
            ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 8GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
        LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete+, EqualizationPhase1+
             EqualizationPhase2+, EqualizationPhase3+, LinkEqualizationRequest-
    Capabilities: [50] #15 [0000]

07:00.0 Class 0604: Device 8086:15ea (rev 06)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=07, secondary=09, subordinate=09, sec-latency=0
    Memory behind bridge: 40100000-401fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1458:c008
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM- Surprise- LLActRep- BwNot+
        LnkCtl:    ASPM L1 Enabled; Disabled- Retrain- CommClk+
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt+ ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
            Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
            Changed: MRL- PresDet+ LinkState-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
    Capabilities: [50] #15 [0000]

07:01.0 Class 0604: Device 8086:15ea (rev 06)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=07, secondary=7f, subordinate=82, sec-latency=0
    Memory behind bridge: 40200000-402fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME+
    Capabilities: [88] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Address: 00000000fee00000  Data: 407c
    Capabilities: [ac] Subsystem: Device 1458:c008
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #1, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM- Surprise- LLActRep+ BwNot+
        LnkCtl:    ASPM L1 Enabled; Disabled- Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+
            Slot #1, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet+ CmdCplt- HPIrq+ LinkChg+
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
            Changed: MRL- PresDet- LinkState-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
    Capabilities: [50] #15 [0000]

07:02.0 Class 0604: Device 8086:15ea (rev 06)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=07, secondary=08, subordinate=08, sec-latency=0
    Memory behind bridge: 40000000-400fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1458:c008
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #2, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM- Surprise- LLActRep- BwNot+
        LnkCtl:    ASPM L1 Enabled; Disabled- Retrain- CommClk+
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt+ ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
            Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
            Changed: MRL- PresDet+ LinkState-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
    Capabilities: [50] #15 [0000]

07:04.0 Class 0604: Device 8086:15ea (rev 06)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=07, secondary=0a, subordinate=0a, sec-latency=0
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Address: 00000000fee00000  Data: 407d
    Capabilities: [ac] Subsystem: Device 1458:c008
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #4, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM- Surprise- LLActRep+ BwNot+
        LnkCtl:    ASPM L1 Enabled; Disabled+ Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+
            Slot #4, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet+ CmdCplt- HPIrq+ LinkChg+
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock-
            Changed: MRL- PresDet- LinkState-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
    Capabilities: [50] #15 [0000]

08:00.0 Class 0c03: Device 8086:15ec (rev 06) (prog-if 30)
    Subsystem: Device 1458:c008
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Interrupt: pin A routed to IRQ 18
    Region 0: Memory at 40000000 (32-bit, non-prefetchable)
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable+ Count=1/8 Maskable- 64bit+
        Address: 00000000fee00000  Data: 4083
    Capabilities: [c0] Express (v2) Endpoint, MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s unlimited, L1 unlimited
            ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM+ Surprise- LLActRep- BwNot-
        LnkCtl:    ASPM L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk+
            ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        DevCap2: Completion Timeout: Range B, TimeoutDis+
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-

09:00.0 Class 0880: Device 8086:15eb (rev 06)
    Subsystem: Device 1458:c008
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Interrupt: pin A routed to IRQ 16
    Region 0: Memory at 40100000 (32-bit, non-prefetchable)
    Region 1: Memory at 40140000 (32-bit, non-prefetchable)
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Address: 00000000fee00000  Data: 407e
    Capabilities: [c0] Express (v2) Endpoint, MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s unlimited, L1 unlimited
            ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 2.5GT/s, Width x4, ASPM L1, Latency L0 <64ns, L1 <1us
            ClockPM+ Surprise- LLActRep- BwNot-
        LnkCtl:    ASPM L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk+
            ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        DevCap2: Completion Timeout: Range B, TimeoutDis+
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
    Capabilities: [a0] MSI-X: Enable- Count=16 Masked-
        Vector table: BAR=1 offset=00000000
        PBA: BAR=1 offset=00000fa0

7f:00.0 Class 0604: Device 8086:15c0 (rev 01)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=7f, secondary=80, subordinate=82, sec-latency=0
    Memory behind bridge: 40200000-402fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1c67:0104
    Capabilities: [c0] Express (v2) Upstream Port, MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-SlotPowerLimit 0.000W
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 2.5GT/s, Width x4, ASPM L0s L1, Latency L0 <2us, L1 <4us
            ClockPM+ Surprise- LLActRep- BwNot-
        LnkCtl:    ASPM Disabled; Disabled- Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-

80:00.0 Class 0604: Device 8086:15c0 (rev 01)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=80, secondary=82, subordinate=82, sec-latency=0
    Memory behind bridge: 40200000-402fffff
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1c67:0104
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #0, Speed 8GT/s, Width x1, ASPM L0s L1, Latency L0 <2us, L1 <4us
            ClockPM- Surprise- LLActRep+ BwNot+
        LnkCtl:    ASPM Disabled; Disabled- Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
            Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
            Changed: MRL- PresDet+ LinkState+
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-

80:01.0 Class 0604: Device 8086:15c0 (rev 01)
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Bus: primary=80, secondary=81, subordinate=81, sec-latency=0
    Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
    BridgeCtl: Parity- SERR+ NoISA- VGA- MAbort- >Reset- FastB2B-
        PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
    Capabilities: [80] Power Management version 3
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [88] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [ac] Subsystem: Device 1c67:0104
    Capabilities: [c0] Express (v2) Downstream Port (Slot+), MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
            ExtTag+ RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
        LnkCap:    Port #1, Speed 8GT/s, Width x1, ASPM L0s L1, Latency L0 <2us, L1 <4us
            ClockPM- Surprise- LLActRep+ BwNot+
        LnkCtl:    ASPM Disabled; Disabled- Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
            Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
        SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
            Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
        SltSta:    Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
            Changed: MRL- PresDet+ LinkState-
        DevCap2: Completion Timeout: Not Supported, TimeoutDis- ARIFwd-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd-
        LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-

82:00.0 Class 0401: Device 1c67:0104
    Subsystem: Device 1c67:0104
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 128 bytes
    Interrupt: pin ? routed to IRQ 255
    Region 0: Memory at 40200000 (32-bit, non-prefetchable)
    Capabilities: [40] Power Management version 3
        Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [48] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Address: 00000000fee00000  Data: 4084
    Capabilities: [60] Express (v2) Endpoint, MSI 00
        DevCap:    MaxPayload 256 bytes, PhantFunc 0, Latency L0s <64ns, L1 unlimited
            ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
        DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
            MaxPayload 128 bytes, MaxReadReq 512 bytes
        DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
        LnkCap:    Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Latency L0 unlimited, L1 unlimited
            ClockPM- Surprise- LLActRep- BwNot-
        LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
            ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        DevCap2: Completion Timeout: Range B, TimeoutDis-
        DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
        LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB
             Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
             Compliance De-emphasis: -6dB
        LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
             EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-

I uderstand that for almost a decade, USB2 with 480 mbits/s bandwidth was sufficient for audio and Thunderbolt use is mainly to reduce the in/out latency (on par with PCIe) but I would guess audio bandwidth was also a part of the effort?

If I understand the above numbers, the in-built Alpine Ridge bridge in the Quantum negotiate at PCIe 1.1 specs, 1x 2.5 GT/s, correct? Is this normal?

Thanks,

Patrice
 
Please post your System DSDT:
  • MaciASL --> File --> New from ACPI --> DSDT
  • Then File --> Save As...
View attachment 493184
@CaseySJ Any chance you want to preview your Big Sur guide for the Z390 Designare? :crazy: Also, I'm curious if you plan to revisit your recommended BIOS settings at some point? Reason being, I recently read a detailed article on Linux with VT-d, and then cross referenced it with OC docs. In OC it seems that Kernel -> Quirks -> DisableIOMapper negates the need for turning off VT-d in the BIOS. I decided to reenable VT-d and my Catalina 10.15.7 build is still humming along perfectly. Thanks!
 
@CaseySJ Any chance you want to preview your Big Sur guide for the Z390 Designare? :crazy: Also, I'm curious if you plan to revisit your recommended BIOS settings at some point? Reason being, I recently read a detailed article on Linux with VT-d, and then cross referenced it with OC docs. In OC it seems that Kernel -> Quirks -> DisableIOMapper negates the need for turning off VT-d in the BIOS. I decided to reenable VT-d and my Catalina 10.15.7 build is still humming along perfectly. Thanks!
To install macOS 11 Big Sur, Catalina users should do the following as soon as practical:
  • Flash BIOS F9g that disables CFG-Lock. This file is available through the Quick Reference spoiler
  • Switch to OpenCore according to Quick Reference spoiler
Once this is done, installing macOS 11 Big Sur is just a matter of:
  • Making a full bootable backup of Catalina
  • Performing an in-place upgrade through System Preferences --> Software Update
Regarding BIOS parameters, it's okay to enable VT-d if you like. There's no harm either way. In order to run certain apps in Windows/Linux, it may be necessary to enable VT-d.
 
To install macOS 11 Big Sur, Catalina users should do the following as soon as practical:
  • Flash BIOS F9g that disables CFG-Lock. This file is available through the Quick Reference spoiler
  • Switch to OpenCore according to Quick Reference spoiler
Once this is done, installing macOS 11 Big Sur is just a matter of:
  • Making a full bootable backup of Catalina
  • Performing an in-place upgrade through System Preferences --> Software Update
Regarding BIOS parameters, it's okay to enable VT-d if you like. There's no harm either way. In order to run certain apps in Windows/Linux, it may be necessary to enable VT-d.
Thanks for the quick reply and the info.
 
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