David S. Ahern wrote: > On 03/07/2010 04:32 AM, Jan Kiszka wrote: >> Kevin Wolf wrote: >>> Am Freitag, 5. März 2010 04:17 schrieb David S. Ahern: >>>> Jan: >>>> >>>> I spent some more time on the EHCI support today. With the attached >>>> patch (delta to the patch from yesterday) a USB key is recognized within >>>> the guest (FC-12): >>> Looks very nice. Actually I could access the file system on my USB stick. I >>> have pushed your patch along with some additional minor changes to >>> git://repo.or.cz/qemu/kevin.git ehci. Jan, you might want to pull from >>> there. >>> >> Merged, thanks. >> >> Meanwhile I played with some more devices, and I think I found one >> scenario that should be handy to debug: -usbdevice net. Apparently, it >> does not work yet, my console is just flooded with >> >>>>>>> ASYNC STATE MACHINE execute >> 000.005 exec: ctr is 1 >> 000.004 exec: frindex is 488,3 >> 000.004 setting qh.current from 0E0B21E0 to 0x0E0B21E0 >> 000.005 Active non-interrupt QH, executing >> 000.003 pid is 1 >> 000.00000.222 periodic state adv fr=490. [0E0B37A8] -> 00000001 >> 000.009 periodic state adv fr=490. [0E0B37A8] -> 00000001 >> 000.009 >> >>>>>>> ASYNC STATE MACHINE execute >> 000.006 exec: ctr is 1 >> 000.003 exec: frindex is 490,2 >> 000.005 setting qh.current from 0E0B21E0 to 0x0E0B21E0 >> 000.004 Active non-interrupt QH, executing >> 000.004 pid is 1 >> 000.004 calling dev->info->handle_packet >> 000.004 exit loop dev->info->handle_packet >> 000.003 Enter EXECUTING >> 000.004 USBTRAN RSP NAK, returning without clear active >> 000.004 finishing exec >> 000.004 Nak occured and RL != 0, dec NakCnt to -1 >> 000.004 write QH to VM memory >> 000.203 periodic state adv fr=490. [0E0B37A8] -> 00000001 >> 000.008 periodic state adv fr=490. [0E0B37A8] -> 00000001 >> 000.009 >> >> Messages. The guest reports that it received one Ethernet packet, but >> that's all, dhcpcd fails with a timeout. Already "ifconfig ethX up" >> starts this flooding. >> >> Jan >> > > What guest OS were you successful with for storage devices - windows or > linux, 32-bit or 64? I've been mainly using FC-12, x86_64 as the guest > OS, and an external (ie., physical) key of recent vintage. Qemu's msd > device does not work with FC-12 (and UHCI).
I was using an OpenSuse 11.1 guest image with 2.6.27 kernel. Host and guest were 64 bit. > > I played around with Qemu's usb-net device a bit, but not sure I am > configuring it correctly (using monitor commands to attach). "-usbdevice net -net user" should switch completely to USB based networking and make the guest issue dchp request over that NIC. Works like that for me with UHCI, fails with EHCI. Jan
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