diff options
Diffstat (limited to 'results/classifier/108/other/1891830')
| -rw-r--r-- | results/classifier/108/other/1891830 | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/results/classifier/108/other/1891830 b/results/classifier/108/other/1891830 new file mode 100644 index 000000000..6efd597a5 --- /dev/null +++ b/results/classifier/108/other/1891830 @@ -0,0 +1,58 @@ +device: 0.815 +performance: 0.554 +PID: 0.532 +boot: 0.484 +network: 0.469 +permissions: 0.368 +socket: 0.337 +semantic: 0.324 +graphic: 0.281 +files: 0.271 +debug: 0.254 +vnc: 0.194 +other: 0.192 +KVM: 0.081 + +msmouse serial mouse emulation broken? No id byte sent on reset + +I took a shot at getting Windows 1.01 working. It doesn't support a PS/2 mouse out-of-the-box but does support MS serial mice. It doesn't seem to detect qemu's emulated msmouse. + +When I run this command: + +> qemu-system-i386 -nodefaults -hda my_windows1_hd.qcow2 -vga std -serial msmouse -trace enable='serial*' -icount shift=10,align=on + +I get this output (edited): + +251908@1597626456.800452:serial_ioport_write write addr 0x04 val 0x01 +251908@1597626456.800460:serial_ioport_read read addr 0x00 val 0x00 +251908@1597626456.800462:serial_ioport_read read addr 0x00 val 0x00 + +[snip] + +251908@1597626456.961641:serial_ioport_read read addr 0x00 val 0x00 +251908@1597626456.961642:serial_ioport_read read addr 0x00 val 0x00 +251908@1597626456.961644:serial_ioport_read read addr 0x00 val 0x00 +251908@1597626456.961647:serial_ioport_write write addr 0x04 val 0x0b +251908@1597626456.961648:serial_ioport_read read addr 0x05 val 0x60 +251908@1597626456.961684:serial_ioport_read read addr 0x05 val 0x60 +251908@1597626456.961685:serial_ioport_read read addr 0x05 val 0x60 + +[snip] + +251908@1597626457.045894:serial_ioport_read read addr 0x05 val 0x60 +251908@1597626457.045895:serial_ioport_read read addr 0x05 val 0x60 +251908@1597626457.045897:serial_ioport_read read addr 0x05 val 0x60 +251908@1597626457.045932:serial_ioport_read read addr 0x00 val 0x00 + +The write of 0x01 and then 0x0b to reg 0x04 is the guest turning the RTS line off then on. A real mouse will respond to this by sending 0x4d, which is how the guest detects the mouse. + +Reproducible in current stable-4.2 and 5.0 (debian's build). I am able to get the guest to use a real passed-through serial mouse (with a minor hack, separate bug filed for this) + + +This is an automated cleanup. This bug report has been moved to QEMU's +new bug tracker on gitlab.com and thus gets marked as 'expired' now. +Please continue with the discussion here: + + https://gitlab.com/qemu-project/qemu/-/issues/78 + + |