[status report #3 & #4] USB device passthrough support on BHyVe
syuu at dokukino.com
Tue Jul 23 22:05:00 UTC 2013
The project goal is to support USB 1.1/2.0 device passthrough on BHyVe.
Start porting host-libusb.c, USB device passthrough support.
2013/7/17 Takuya ASADA <syuu at dokukino.com>
> [project summary]
> The project goal is to support USB 1.1/2.0 device passthrough on BHyVe.
> [weekly status]
> * porting UHCI emulator
> - Initial implementation of IO space read/write handling
> - Interrupt support using legacy intr(non msi)
> - Implemented timer helper functions
> - Better debug message
> - Fixes of controller initialization
> As a result, now guest kernel able to detect uhci0 (with an error message,
> Here's a guest dmesg output:
> uhci0: <Intel 82801I (ICH9) USB controller> port 0x2040-0x205f irq 9 at
> device 2.0 on pci0
> uhci0: USB revision is unknown. Assuming v1.1.
> uhci0: LegSup = 0x0000
> usbus0: controller did not stop
> usbus0 on uhci0
> usbus0: 12Mbps Full Speed USB v1.1
> ugen0.1: <Intel> at usbus0
> uhub0: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
> Root mount waiting for: usbus0
> uhub0: 2 ports with 2 removable, self powered
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