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Diffstat (limited to 'results/classifier/108/other/1440843')
| -rw-r--r-- | results/classifier/108/other/1440843 | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/results/classifier/108/other/1440843 b/results/classifier/108/other/1440843 new file mode 100644 index 00000000..388168bf --- /dev/null +++ b/results/classifier/108/other/1440843 @@ -0,0 +1,53 @@ +PID: 0.642 +graphic: 0.632 +device: 0.620 +socket: 0.524 +other: 0.478 +performance: 0.460 +network: 0.399 +vnc: 0.390 +KVM: 0.339 +debug: 0.327 +boot: 0.301 +files: 0.300 +semantic: 0.266 +permissions: 0.249 + +Guest WinXP crashes when trying to use a USB spectrometer + +I'm using Amadeus spectrometer (OceanOptics USB250) via Windows-based software "Quantum". I've tried six ways of attaching it to QEMU: + +1. command line parameter "-device usb-host,hostbus=3,hostaddr=25" +2. command line parameter "-device usb-host,vendorid=0x2457,productid=0x1030" +3. command line parameter "-usbdevice host:2457:1030 +4. command line parameter "-usbdevice host:3.25" +5. qemu console command "usb_add host:2457:1030" +5. qemu console command "usb_add host:3.25" + +From these, only "-device ..." options work, i.e. numbers 1 and 2 in the list above, and all others lead to IRQL_NOT_LESS_OR_EQUAL BSOD in usbuhci.sys when I launch Quantum, which tries to start acquiring spectra. + +I've also tried to reproduce the crash with a flash drive, but couldn't — it seems to work reliably in this case. + +Which version is used? Try the latest QEMU or at least QEMU 2.0. +The behavior sounds like a pretty old QEMU version. +Additionally, enable the EHCI controller (see example in the docs subdirectory). +It it working on a native Windows XP? + +I was using QEMU from git, v2.3.0-rc2, when reporting this bug. And this is the same since much earlier (about a year older) version. And of course I do enable EHCI controller via `-device usb-ehci`. And checked it with native Windows XP, where the device works with no problem. Actually, as I said in OP, `-device hsb-host,...` options work in QEMU too, but the others like `-usbdevice host...` and `usb_add host...` don't. + +Please check that the devices get added to the EHCI bus and not to the UHCI. +As far as I know the -usb* commands are deprecated. The functions behind the -device usb* and -usb* should behave the same. + +Indeed, the device appears added to the UHCI in both crashing cases and to EHCI in the working case. Also, sometimes instead of BSOD of guest OS I get abort of QEMU: + +qemu-system-i386: hw/usb/core.c:735: usb_ep_get: Assertion `pid == 0x69 || pid == 0xe1' failed. +/usr/bin/qemuxp: line 4: 13514 Aborted (core dumped) qemu-system-i386 /home/ruslan/iso/Windoze/qemuxp.img -m 512 -display sdl -vga vmware -enable-kvm -usb -device usb-ehci $* + +here $* stands for + +-snapshot -hdb ~/iso/ntfs-data.img + +and the crash was triggered by using usb_add command in QEMU terminal and then attempting to access the device from WinXP. + +"-usbdevice host" and "usb_add host" have been removed with QEMU 2.12, so marking this bug as Wont-Fix. + |