Mohammed Gamal wrote: > On Tue, Aug 25, 2009 at 9:56 AM, Jan Kiszka wrote: >> Johannes Schindelin wrote: >>> Hi, >>> >>> On Sun, 17 Aug 2008, Jan Kiszka wrote: >>> >>>> Johannes Schindelin wrote: >>>> >>>>> On Wed, 13 Aug 2008, Jan Kiszka wrote: >>>>> >>>>>> Johannes Schindelin wrote: >>>>>>> due to the change in revision 3371 (well, at that time, CVS was used, >>>>>>> which was no better than Subversion) installation of win64 is broken >>>>>>> in QEmu. The commit message reads like this: >>>>>>> >>>>>>> Don't route PIC interrupts through the local APIC if the local >>>>>>> APIC config says so. By Ari Kivity. >>>>>> I recalled some earlier post on this which claimed to fix the issue and >>>>>> found it in the archive: >>>>>> >>>>>> http://permalink.gmane.org/gmane.comp.emulators.qemu/25415 >>>>> I tried this, and it changes the symptoms, indeed. Instead of an endless >>>>> loop, it results in a bluescreen. >>>>> >>>>> As the OP said that it worked for him, I guess it is either in commits >>>>> that came after his post, or in my add-on patches. >>>> So we are likely on the wrong path. Maybe we have to understand what >>>> happens here first... >>>> >>>>> Hopefully I will find some time to work more on this bug. >>>> Would be interesting to know >>>> - if pic_irq_request is continuously called or if it stops when windows >>>> hangs >>>> - what IRQ vectors are delivered >>>> - in what state the apic is, namely the s->lvt[APIC_LVT_LINT0] >>> Sorry for the long delay. I just don't have time to take care of the >>> issue, but I quickly verified that it still does not work, with aa0cba4 >>> (Aug 13 2009). >>> >>> If you are still interested in this issue, could you give me a hint >>> _where_ I should output _which_ values? I'll gladly take time for that >>> now. >> If some OS does not properly install due to a possible emulation bug, I >> am interested, for sure. Let's restart this by specifying the test case >> more precisely: What version of Windows are you trying to install? What >> is your qemu command line? Where does the installation fail? Are there >> specific steps required during the installation to reproduce the problem? >> >> And one more question: Did you check that you were using the >> corresponding BIOS to aa0cba4? >> >> Jan >> >> > > In case this is considered relevant. I am also facing a bug with > installing amd64 version of ubuntu-9.04. I first thought it was a > possible bug in KVM, but even when using -no-kvm the guest still hangs > just when starting to load the kernel. Might be the same, might be a different issue. Same questions to you: what is your command line, and are there specific steps required to reproduce the issue? And I assume you also tried plain qemu, right? Jan