Re: [Bug 1772165] Re: arm raspi2/raspi3 emulation has no USB support

[mcandre]

Which Beagle boards, Jetson Nano, other devices have rich support from
qemu? ARM is critical going forward.

On Mon, Oct 5, 2020, 10:20 AM Dims <1772165@bugs.launchpad.net> wrote:

> So, is it still true, that QEMU doesn't support USB on Raspberry Pi?
>
> In other words I can't emulate Raspberry Pi actually?
>
> What about documentation and QEMU helps? They reports usb for raspi2,
> for example:
>
> $qemu-system-arm -machine raspi2 -device help | grep usb-host
> name "usb-host", bus usb-bus
>
> Is this incorrect information?
>
> Also, when I was truing to configure USB passthrough, I was getting
> permission errors on /dev/usb/* probably indicating it was doing
> something.
>
> If it doesn't support usb, then why isn't it write error message?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1772165
>
> Title:
>   arm raspi2/raspi3 emulation has no USB support
>
> Status in QEMU:
>   Confirmed
>
> Bug description:
>   Using Qemu 2.12.0 on ArchLinux.
>
>   Trying to emulate arm device with `qemu-system-arm` and attach usb
>   device for unput using
>
>   ` -usb -device usb-host,bus=001,vendorid=0x1d6b,productid=0x0002 `
>
>   # lsusb returns
>
>   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
>   Bus 001 Device 014: ID 13d3:3487 IMC Networks
>   Bus 001 Device 004: ID 0457:11af Silicon Integrated Systems Corp.
>   Bus 001 Device 003: ID 0bda:57e6 Realtek Semiconductor Corp.
>   Bus 001 Device 002: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129
> Card Reader Controller
>   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>
>   # qemu returns
>   qemu-system-arm: -device
> usb-host,bus=001,vendorid=0x1d6b,productid=0x0002: Bus '001' not found
>
>
>   Tried with connecting external usb keyboard but that didn't seem to work
> either.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/qemu/+bug/1772165/+subscriptions
>

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https://bugs.launchpad.net/bugs/1772165

Title:
  arm raspi2/raspi3 emulation has no USB support

Status in QEMU:
  Confirmed

Bug description:
  Using Qemu 2.12.0 on ArchLinux.

  Trying to emulate arm device with `qemu-system-arm` and attach usb
  device for unput using

  ` -usb -device usb-host,bus=001,vendorid=0x1d6b,productid=0x0002 `

  # lsusb returns

  Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
  Bus 001 Device 014: ID 13d3:3487 IMC Networks 
  Bus 001 Device 004: ID 0457:11af Silicon Integrated Systems Corp. 
  Bus 001 Device 003: ID 0bda:57e6 Realtek Semiconductor Corp. 
  Bus 001 Device 002: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card 
Reader Controller
  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

  # qemu returns
  qemu-system-arm: -device usb-host,bus=001,vendorid=0x1d6b,productid=0x0002: 
Bus '001' not found

  
  Tried with connecting external usb keyboard but that didn't seem to work 
either.

To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1772165/+subscriptions