Re: [Qemu-devel] Question/problems with Qemu and 64Bit Opensuse 10.2

[Werner Dittmann <Werner.Dittmann@t-online.de>]

Just for info: the 32 bit version of Opensuse 10.2 works and
installation runs. Thus the problem seems to be something with the 64
bit emulation.

Werner

Werner Dittmann wrote:
> When Qemu seems to loop I switched to monitor mode "stop" the emulator
> and gathered the output of some "info" operations. The "info registers"
> show that registers contain the "strange" values, for example:
> 
> RBX=ffffffff80523028
> RSP=ffffffff80522dc0
> RIP=ffffffff8025e67c
> 
> Is it normal that e.g. the instruction pointer (RIP) can have such a
> value? Any clue where to look why this loop happens?
> 
> Just as a side note: trying to print registers using "p /x $r15" this
> show the content of R15, but using "p /x $rip" or "p /x $rbx" gives an
> "unknown register" error message.
> 
> Regards,
> Werner
> 
> 
> Werner Dittmann wrote:
>> Just forgot to give the info about my system:
>>
>> Qemu was built and runs on a Suse 10.1 64 bit system (AMD CPU). Also,
>> while compiling Qemu I got quite some warning about casting pointers to
>> integer of different size (64bit vs 32 bit). Is this ok?
>>
>> Regards,
>> Werner
>>
>> Werner Dittmann wrote:
>>> All,
>>>
>>> currently I'm trying to install an Opensuse 10.2 64Bit version in Qemu.
>>>
>>> Using a plain 0.82 didn't work out, after the Install screen Qemu goes
>>> in a loop. I've tried several parameters (witout net, ACPI, kqemu, etc).
>>> I could not even stop Qemu but had to use kill -9 .
>>> Because of some mail in the list that reported similar errors I
>>> downloaded the latest CVS version and built it using a gcc 3.3.
>>>
>>> That didn't solve the problem: It seems to be in a loop but I can close
>>> the qemu window and the window also grabs the mouse cursor (that was not
>>> the case  with the 0.8.2 version).
>>>
>>> After loading the kernel I get the following message on the console
>>> (only in VESA mode):
>>>
>>> "
>>> Decompressing Linux ... done.
>>> Booting the kernel.
>>> "
>>>
>>> and at the bottom of the console screen the message (without the qutes):
>>>
>>> "kernel direct mapping tables up to 100000000 @ 8000-d000"
>>>
>>> I tried to switch on some -d but I don't know which one is relevant
>>> here. I tried "-d int" but this produced about 90MB log data in just
>>> some seconds.
>>>
>>> Which info do you need to get down to the problem? What can I try to
>>> tackle the problem?
>>>
>>> Regards,
>>> Werner
>>>
>>> PS: Because I'm somewhat experienced with security software I would ask
>>> if there is any interest to have a TPM module (Software based TPM) for
>>> Qemu that looks like a real HW TPM according the the TPM specs? If yes I
>>> would start to look how to do it for Qemu. There is a software based TPM
>>> avaliable with a GPL licence. The "only thing" to do would be to wrap it
>>> with the HW interface functions (it's a memory mapped interface) so that
>>> standard drivers would see it as standard TPM module.
>>>
>>> Werner
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Qemu-devel mailing list
>>> Qemu-devel@nongnu.org
>>> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>>>
>>
>>
>>
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> 
> 
> 
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