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标题: 请教一下3588SJD4开发板上的mini PCIe接口支持MINI PCI-E转USB3.0转接卡吗？ [打印本页]

作者: ainstecYang 时间: 2023-1-31 14:50
标题: 请教一下3588SJD4开发板上的mini PCIe接口支持MINI PCI-E转USB3.0转接卡吗？
我们想扩展3588S的USB3.0接口的数量，以3588SJD4的开发板为例，如果插上一个mini PCIe转USB3.0的转接卡，是否可以支持呢？

我这边手上有一个 https://item.taobao.com/item.htm?id=41485814386 这样的转接卡，插上去后看起来没有反应，我这边已经使用大4PIN转小4PIN的电源线给转接卡供电了，但是lspci并没有任何反应，而且插上U盘也一样没有任何反应，请问下是否需要修改设备树重新编译固件才可以？谢谢。

$ lspci -vv
0004:40:00.0 PCI bridge: Fuzhou Rockchip Electronics Co., Ltd Device 3588 (rev 01) (prog-if 00 [Normal decode])
      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
      Interrupt: pin A routed to IRQ 129
      Bus: primary=00, secondary=00, subordinate=00, sec-latency=0
      I/O behind bridge: 00000000-00000fff [size=4K]
      Memory behind bridge: 00000000-000fffff [size=1M]
      Prefetchable memory behind bridge: 0000000000000000-00000000000fffff [size=1M]
      Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
      Expansion ROM at f4800000 [virtual] [disabled] [size=64K]
      BridgeCtl: Parity- SERR- NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
            PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
      Capabilities: <access denied>
      Kernel driver in use: pcieport
lspci: Unable to load libkmod resources: error -12

0004:41:00.0 Network controller: Broadcom Inc. and subsidiaries Device 449d (rev 02)
      Subsystem: Broadcom Inc. and subsidiaries Device aae8
      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
      Interrupt: pin A routed to IRQ 128
      Region 0: Memory at f4200000 (64-bit, non-prefetchable) [size=64K]
      Region 2: Memory at f4400000 (64-bit, non-prefetchable) [size=4M]
      Capabilities: <access denied>
      Kernel driver in use: pcieh

tchip_askquestions

pci_log.tar

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