Hi,

 

A bit more on this - as I have been trying to get it working ... :-).

 

The command you provided did work if I use /dev/tty in place of stdio (i.e. 
-serial /dev/tty) ... except that it only "starts" to work once I have a login 
prompt in QEMU (and then also in my command window). I'm trying to capture all 
the Linux boot info / messages prior to that. Any idea how to get this info to 
show up in my console window (where I'm executing qemu from)?

 

Thanks!


On Thu, Nov 11, 2010 03:17  PM, Stefan Weil <w...@mail.berlios.de> wrote:


> 
Am 11.11.2010 21:37, schrieb Russell Morris:
> > Hi,
> >
> > Thanks for the pointer! I tried this, but I get an error message, as 
> > follows ...
> > *chardev: opening backent "stdio" failed*
> > *qemu: could not open serial device 'stdio': Inappropriate ioctl for 
> > device.*
> >
> > Thoughts? 
> 
> Hi,
> 
> I assume that you tried this (as it was suggested by an earlier mail):
> 
> qemu -serial stdio -nographic ...
> 
> This results in an error message for me, too:
> 
> chardev: opening backend "stdio" failed
> qemu: could not open serial device 'stdio': No such file or directory
> 
> Try this variant (which works for me):
> 
> qemu -nographic ...
> 
> It will redirect the serial output (first serial port) of your guest os to
> standard output, so you can write it to a file with the usual methods,
> for example this one:
> 
> qemu -nographic ... | tee log.txt
> 
> Regards
> 
> Stefan Weil
> 
> 

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