>Gregory Haskins wrote: >> This patch initializes the PIIX3 IDE controllers IDE channels as >enabled. They were previously unconfigured by QEMU. >> >> IDE devices have been broken on our local lab systems since the >introduction of QEMU 0.9.0 (KVM-14). Tracing the Linux driver for PIIX3 >initialization revealed that the "enabled" bits (bit 7 in the PCI-CONFIG >space at address 0x41 and 0x43, port 0 and 1 respectively) were not set. >In a bare-metal system, it would typically be the role of the BIOS to >enable something like this, so this solution may be a hack. I speculate >that the real bug may be something introduced into Bochs about the same >time as the 0.9.0 deployment, but I have not investigated this. >Nonetheless, unless there is a specific run-time switch to enable/disable >the IDE channels, initializing them in QEMU vs Bochs is probably 6 of one, >half dozen of the other. >> >> > >Is the bug present in stock qemu-0.9.0? > >I'm no acpi expert, but this may be related to our acpi breakage.
I thought so too and guess what? We can install Windows with acpi! (The installation is running now, didn't complete yet but it passed the stage it had stucked before! Good job. > >-- >Do not meddle in the internals of kernels, for they are subtle and quick to >panic. > > >----------------------------------------------------------------------- -- >Take Surveys. Earn Cash. Influence the Future of IT >Join SourceForge.net's Techsay panel and you'll get the chance to share >your >opinions on IT & business topics through brief surveys-and earn cash >http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVD EV >_______________________________________________ >kvm-devel mailing list >[email protected] >https://lists.sourceforge.net/lists/listinfo/kvm-devel ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ kvm-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/kvm-devel
