Re: [Qemu-devel] strange failures with SATA drive but not with IDE drive

2013-12-17 Thread Paolo Bonzini
Il 17/12/2013 05:12, Michael Tokarev ha scritto: > > When you switch from bus=ahci.0 to bus=ide.0 on the qemu command line > above, it all works fine and does not spew any warnings like that > about emulation failure. > > It looks like we have some uninitialized data on sata emulation > (in addit

[Qemu-devel] strange failures with SATA drive but not with IDE drive

2013-12-16 Thread Michael Tokarev
I'm trying to debug an issue with qemu 1.7, when altmbr.bin from syslinux is unable to boot from a logical partition when qemu emulates sata drive, but works just fine with ide drive. While debugging, I noticed that sata drive has some other interesting glitches too. qemu-system-x86_64 -enable-kv