Re: [gentoo-user] QEMU setup questions

[William Kenworthy <billk@iinet.net.au>]

On 24/07/13 17:50, Walter Dnes wrote:
>   So I emerged QEMU, which pulled in some dependancies.  Things are not
> going well...
> 
> 1) The following warning shows up in elog...
> 
>> WARN: pretend
>> You have decided to compile your own SeaBIOS. This is not supported
>> by upstream unless you use their recommended toolchain (which you are
>> not).  If you are intending to use this build with QEMU, realize you
>> will not receive any support if you have compiled your own SeaBIOS.
>> Virtual machines subtly fail based on changes in SeaBIOS.
> 
>   I don't see any USE flags about this.
> 
> 
> 2) I download a Gentoo install ISO, and create a 7 gig raw file sda.raw,
> and start qemu-kvm
> 
> $ qemu-kvm -hda sda.raw -cdrom installx86.iso -boot d
> Could not access KVM kernel module: Permission denied
> failed to initialize KVM: Permission denied
> 
> but... but... but... I am a member of group "kvm".
> 
> 
> 3) su to root and retry to start QEMU
> 
> # qemu-kvm -hda sda.raw -cdrom installx86.iso -boot d
> qemu-system-x86_64: pci_add_option_rom: failed to find romfile "pxe-e1000.rom"
> VNC server running on `127.0.0.1:5900'
> 
> So root has sufficient permission, but there's a problem with the BIOS,
> possibly related to item 1) above
> 
> Note; I can run as regular user, either of the 2 commands...
> $ qemu-system-i386 -hda sda.raw -cdrom installx86.iso -boot d
> $ qemu-system-x86_64 -hda sda.raw -cdrom installx86.iso -boot d
> This doesn't run into permission problem 2), but still runs into the
> rom not found problem 3).
> 
> 4) At least VNC is running.  I emerged tigervnc and tried it
> 
> $ vncviewer 
> 
> TigerVNC Viewer 64-bit v1.2.0 (20130723)
> Built on Jul 23 2013 at 21:36:16
> Copyright (C) 1999-2011 TigerVNC Team and many others (see README.txt)
> See http://www.tigervnc.org for information on TigerVNC.
> X_ChangeGC: BadFont (invalid Font parameter) 0x0
> 
> ...and the dialog box is all blanks, presumably because of the missing
> fonts.
> 
> 
>   I had QEMU working a few years ago, and I don't remember running into
> all these problems.  What gives?
> 

its working ok for me - what versions of qemu/seabios/kernel?

I have:
*  sys-firmware/seabios
      Latest version available: 1.7.2.1
"binary" USE flag set for upstream compiled binaries
...

using the binary USE flag (upstream compiled)
*  app-emulation/qemu
      Latest version available: 1.4.2
...

and kernel 3.10.1

Cant help with the perms as I am running as root on dedicated hardware


BillK