dear friend, if I want to report bugs,how to do? where to subsribe email lists? the fact is I am using richo 475ii pci-card bus bridge, when I plug into two different version of nec cardbus usb2 cards: as following: 05:06.0 CardBus bridge: Ricoh Co Ltd RL5c475 (rev 80) 06:00.0 USB controller: NEC Corporation OHCI USB Controller (rev 44) 06:00.1 USB controller: NEC Corporation uPD72010x USB 2.0 Controller (rev 05) this newer one panic 06:00.0 USB controller: NEC Corporation OHCI USB Controller (rev 43) 06:00.1 USB controller: NEC Corporation OHCI USB Controller (rev 43) 06:00.2 USB controller: NEC Corporation uPD72010x USB 2.0 Controller (rev 04) this one ok so what's wrong? the dmesg: [ 203.672411] pcmcia_socket pcmcia_socket0: pccard: CardBus card inserted into slot 0 [ 203.672460] pci 0000:06:00.0: [1033:0035] type 00 class 0x0c0310 [ 203.672491] pci 0000:06:00.0: reg 0x10: [mem 0x00000000-0x00000fff] [ 203.672818] pci 0000:06:00.1: [1033:00e0] type 00 class 0x0c0320 [ 203.672847] pci 0000:06:00.1: reg 0x10: [mem 0x00000000-0x000000ff] [ 203.672957] pci 0000:06:00.1: supports D1 D2 [ 203.672963] pci 0000:06:00.1: PME# supported from D0 D1 D2 D3hot [ 203.673146] pci 0000:06:00.0: BAR 0: assigned [mem 0xa0000000-0xa0000fff] [ 203.673161] pci 0000:06:00.1: BAR 0: assigned [mem 0xa0001000-0xa00010ff] [ 203.673206] pci 0000:06:00.0: enabling device (0000 -> 0002) [ 203.713249] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 203.717571] ohci-pci: OHCI PCI platform driver [ 204.684594] pci 0000:06:00.0: OHCI: BIOS handoff failed (BIOS bug?) ffffffff [ 204.684882] pci 0000:06:00.0: quirk_usb_early_handoff+0x0/0x740 took 987793 usecs [ 204.685160] ohci-pci 0000:06:00.0: OHCI PCI host controller [ 204.685178] ohci-pci 0000:06:00.0: new USB bus registered, assigned bus number 6 [ 215.022336] ohci-pci 0000:06:00.0: USB HC takeover failed! (BIOS/SMM bug) [ 215.022352] ohci-pci 0000:06:00.0: can't setup: -16 [ 215.022364] ohci-pci 0000:06:00.0: USB bus 6 deregistered [ 215.022569] ohci-pci 0000:06:00.0: init 0000:06:00.0 fail, -16 [ 215.022578] ohci-pci: probe of 0000:06:00.0 failed with error -16 [ 215.022620] pci 0000:06:00.1: enabling device (0000 -> 0002) [ 215.022787] pci 0000:06:00.1: EHCI: unrecognized capability 31 [ 215.022993] ehci-pci 0000:06:00.1: enabling device (0000 -> 0002) [ 215.023177] ehci-pci 0000:06:00.1: EHCI Host Controller [ 215.023193] ehci-pci 0000:06:00.1: new USB bus registered, assigned bus number 6 [ 215.023270] ehci-pci 0000:06:00.1: can't setup: -19 [ 215.023278] ehci-pci 0000:06:00.1: USB bus 6 deregistered [ 215.023435] ehci-pci 0000:06:00.1: init 0000:06:00.1 fail, -19 /////////////////////////////////////////////upper part new chip//////////////////////////////// [ 246.203555] pcmcia_socket pcmcia_socket0: pccard: card ejected from slot 0 [ 281.945950] pcmcia_socket pcmcia_socket0: pccard: CardBus card inserted into slot 0 [ 281.945991] pci 0000:06:00.0: [1033:0035] type 00 class 0x0c0310 [ 281.946022] pci 0000:06:00.0: reg 0x10: [mem 0x00000000-0x00000fff] [ 281.946147] pci 0000:06:00.0: supports D1 D2 [ 281.946153] pci 0000:06:00.0: PME# supported from D0 D1 D2 D3hot [ 281.946353] pci 0000:06:00.1: [1033:0035] type 00 class 0x0c0310 [ 281.946384] pci 0000:06:00.1: reg 0x10: [mem 0x00000000-0x00000fff] [ 281.946494] pci 0000:06:00.1: supports D1 D2 [ 281.946500] pci 0000:06:00.1: PME# supported from D0 D1 D2 D3hot [ 281.946654] pci 0000:06:00.2: [1033:00e0] type 00 class 0x0c0320 [ 281.946682] pci 0000:06:00.2: reg 0x10: [mem 0x00000000-0x000000ff] [ 281.946791] pci 0000:06:00.2: supports D1 D2 [ 281.946797] pci 0000:06:00.2: PME# supported from D0 D1 D2 D3hot [ 281.946940] pci 0000:06:00.0: BAR 0: assigned [mem 0xa0000000-0xa0000fff] [ 281.946955] pci 0000:06:00.1: BAR 0: assigned [mem 0xa0001000-0xa0001fff] [ 281.946966] pci 0000:06:00.2: BAR 0: assigned [mem 0xa0002000-0xa00020ff] [ 281.947015] pci 0000:06:00.0: enabling device (0000 -> 0002) [ 281.947602] ohci-pci 0000:06:00.0: OHCI PCI host controller [ 281.947620] ohci-pci 0000:06:00.0: new USB bus registered, assigned bus number 6 [ 281.947671] ohci-pci 0000:06:00.0: irq 22, io mem 0xa0000000 [ 282.035868] usb usb6: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.17 [ 282.035884] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 282.035890] usb usb6: Product: OHCI PCI host controller [ 282.035894] usb usb6: Manufacturer: Linux 5.17.0-1-686-pae ohci_hcd [ 282.035898] usb usb6: SerialNumber: 0000:06:00.0 [ 282.036770] hub 6-0:1.0: USB hub found [ 282.036803] hub 6-0:1.0: 3 ports detected [ 282.037202] pci 0000:06:00.1: enabling device (0000 -> 0002) [ 282.037729] ohci-pci 0000:06:00.1: OHCI PCI host controller [ 282.037743] ohci-pci 0000:06:00.1: new USB bus registered, assigned bus number 7 [ 282.037785] ohci-pci 0000:06:00.1: irq 22, io mem 0xa0001000 [ 282.123823] usb usb7: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.17 [ 282.123834] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 282.123837] usb usb7: Product: OHCI PCI host controller [ 282.123840] usb usb7: Manufacturer: Linux 5.17.0-1-686-pae ohci_hcd [ 282.123843] usb usb7: SerialNumber: 0000:06:00.1 [ 282.124083] hub 7-0:1.0: USB hub found [ 282.124097] hub 7-0:1.0: 2 ports detected [ 282.124322] pci 0000:06:00.2: enabling device (0000 -> 0002) [ 282.274237] ehci-pci 0000:06:00.2: EHCI Host Controller [ 282.274264] ehci-pci 0000:06:00.2: new USB bus registered, assigned bus number 8 [ 282.274352] ehci-pci 0000:06:00.2: irq 22, io mem 0xa0002000 [ 282.289879] ehci-pci 0000:06:00.2: USB 2.0 started, EHCI 1.00 [ 282.290070] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.17 [ 282.290082] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 282.290089] usb usb8: Product: EHCI Host Controller [ 282.290095] usb usb8: Manufacturer: Linux 5.17.0-1-686-pae ehci_hcd [ 282.290100] usb usb8: SerialNumber: 0000:06:00.2 [ 282.290433] hub 8-0:1.0: USB hub found [ 282.290459] hub 8-0:1.0: 5 ports detected [ 282.369991] hub 6-0:1.0: USB hub found [ 282.370034] hub 6-0:1.0: 3 ports detected [ 282.446002] hub 7-0:1.0: USB hub found [ 282.446039] hub 7-0:1.0: 2 ports detected /////////////////////////////////////upper part old chip//////////////////////////////////////////// newer one again, [33617.620338] pcmcia_socket pcmcia_socket0: pccard: CardBus card inserted into slot 0 [33617.620380] pci 0000:06:00.0: [1033:0035] type 00 class 0x0c0310 [33617.620412] pci 0000:06:00.0: reg 0x10: [mem 0x00000000-0x00000fff] [33617.620707] pci 0000:06:00.1: [1033:00e0] type 00 class 0x0c0320 [33617.620736] pci 0000:06:00.1: reg 0x10: [mem 0x00000000-0x000000ff] [33617.621175] pci 0000:06:00.0: BAR 0: assigned [mem 0xa0000000-0xa0000fff] [33617.621190] pci 0000:06:00.1: BAR 0: assigned [mem 0xa0001000-0xa00010ff] [33617.621229] pci 0000:06:00.0: enabling device (0000 -> 0002) [33618.624397] pci 0000:06:00.0: OHCI: BIOS handoff failed (BIOS bug?) ffffffff [33618.624678] pci 0000:06:00.0: quirk_usb_early_handoff+0x0/0x740 took 979884 usecs [33618.624951] ohci-pci 0000:06:00.0: OHCI PCI host controller [33618.624969] ohci-pci 0000:06:00.0: new USB bus registered, assigned bus number 6 [33628.796945] ohci-pci 0000:06:00.0: USB HC takeover failed! (BIOS/SMM bug) [33628.796963] ohci-pci 0000:06:00.0: can't setup: -16 [33628.796975] ohci-pci 0000:06:00.0: USB bus 6 deregistered [33628.797183] ohci-pci 0000:06:00.0: init 0000:06:00.0 fail, -16 [33628.797192] ohci-pci: probe of 0000:06:00.0 failed with error -16 [33628.797233] pci 0000:06:00.1: enabling device (0000 -> 0002) [33628.797401] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797409] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797414] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797419] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797424] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797429] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797435] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797440] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797445] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797450] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797455] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797460] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797465] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797470] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797475] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797480] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797485] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797491] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797496] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797501] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797506] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797511] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797516] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797520] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797526] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797531] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797536] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797541] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797546] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797551] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797556] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797561] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797566] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797571] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797576] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797581] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797586] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797591] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797596] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797601] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797606] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797612] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797616] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797622] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797627] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797632] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797637] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797642] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797647] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797652] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797657] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797662] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797667] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797673] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797678] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797683] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797688] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797693] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797698] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797703] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797708] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797713] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797718] pci 0000:06:00.1: EHCI: unrecognized capability 95 [33628.797723] pci 0000:06:00.1: EHCI: capability loop? ////////////////////////////////the capacity reported is random/////// [33628.798098] ehci-pci 0000:06:00.1: EHCI Host Controller [33628.798115] ehci-pci 0000:06:00.1: new USB bus registered, assigned bus number 6 [33628.798195] ehci-pci 0000:06:00.1: can't setup: -19 [33628.798203] ehci-pci 0000:06:00.1: USB bus 6 deregistered [33628.798358] ehci-pci 0000:06:00.1: init 0000:06:00.1 fail, -19 05:06.0 CardBus bridge: Ricoh Co Ltd RL5c475 (rev 80) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR+ INTx- Latency: 168 Interrupt: pin A routed to IRQ 22 Region 0: Memory at fbfff000 (32-bit, non-prefetchable) [size=4K] Bus: primary=05, secondary=06, subordinate=06, sec-latency=176 Memory window 0: f4000000-f7ffffff (prefetchable) Memory window 1: a0000000-a3ffffff I/O window 0: 0000c000-0000c0ff I/O window 1: 0000c400-0000c4ff BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset- 16bInt- PostWrite+ 16-bit legacy interface ports at 0001 Capabilities: [dc] Power Management version 1 Flags: PMEClk+ DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=2 PME+ Bridge: PM- B3+ Kernel driver in use: yenta_cardbus Kernel modules: yenta_socket /////////////////////////upper part is r5c475ii cardbus-pci bridge//////////////////// 06:00.0 USB controller: NEC Corporation OHCI USB Controller (rev 43) (prog-if 10 [OHCI]) Subsystem: Adaptec OHCI USB Controller Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 64 (250ns min, 10500ns max), Cache Line Size: 32 bytes Interrupt: pin A routed to IRQ 22 Region 0: Memory at a0000000 (32-bit, non-prefetchable) [size=4K] Capabilities: [40] Power Management version 2 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME+ Kernel driver in use: ohci-pci Kernel modules: ohci_pci 06:00.1 USB controller: NEC Corporation OHCI USB Controller (rev 43) (prog-if 10 [OHCI]) Subsystem: Adaptec OHCI USB Controller Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 64 (250ns min, 10500ns max), Cache Line Size: 32 bytes Interrupt: pin B routed to IRQ 22 Region 0: Memory at a0001000 (32-bit, non-prefetchable) [size=4K] Capabilities: [40] Power Management version 2 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME+ Kernel driver in use: ohci-pci Kernel modules: ohci_pci 06:00.2 USB controller: NEC Corporation uPD72010x USB 2.0 Controller (rev 04) (prog-if 20 [EHCI]) Subsystem: Adaptec uPD72010x USB 2.0 Controller Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 68 (4000ns min, 8500ns max), Cache Line Size: 32 bytes Interrupt: pin C routed to IRQ 22 Region 0: Memory at a0002000 (32-bit, non-prefetchable) [size=256] Capabilities: [40] Power Management version 2 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- Kernel driver in use: ehci-pci Kernel modules: ehci_pci ///////////////////////upper part is the older version chip//////////////////////////////////// 06:00.0 USB controller: NEC Corporation OHCI USB Controller (rev 44) (prog-if 10 [OHCI]) Subsystem: NEC Corporation USB Controller Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Interrupt: pin A routed to IRQ 22 Region 0: Memory at a0000000 (32-bit, non-prefetchable) [virtual] [size=4K] Capabilities: [fc] Null Kernel driver in use: ohci-pci Kernel modules: ohci_pci 06:00.1 USB controller: NEC Corporation uPD72010x USB 2.0 Controller (rev 05) (prog-if 20 [EHCI]) Subsystem: NEC Corporation uPD72010x USB 2.0 Controller Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Interrupt: pin A routed to IRQ 22 Region 0: Memory at a0001000 (32-bit, non-prefetchable) [virtual] [size=256] Capabilities: [fc] Null Kernel modules: ehci_pci ////////////////////////upper part is the newer chip/////////////////////////////////////////
