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

[Peter Maydell]

On Sun, 24 Mar 2019 at 17:34, mcandre <address@hidden> wrote:
> Out of curiousity, does the raspi2 machine support a PCI bus?

No. There is no PCI bus on the raspi2 hardware and so there
is no PCI bus in QEMU's model of it.

> I am
> trying to boot Debian arm64 with qemu-system-aarch64, and am running
> into all manner of complaints from qemu about missing devices. Is there
> another machine like virt, but that offers support for boot devices?

I'm not sure what you mean by "boot devices" here. "virt" is
generally the machine we would recommend if you just want to
boot Debian. If you haven't seen this blog post before it might
be of use:
https://translatedcode.wordpress.com/2017/07/24/installing-debian-on-qemus-64-bit-arm-virt-board/

thanks
-- PMM

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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.

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