[Qemu-devel] unable to access the serial port on the Vm

[bala suru]

Hi,
I'm running one VM on the Qemu hypervisor.
I'm tried too access the /dev/ttyS0 from the VM, but I cant access that ,.
it shows input out error .

i.e when I do $cat /dev/ttyS0 -> it gives  input output  error .
what may be the problem .. pls help