fix: Serial port (#285)

set -Eeuo pipefail

DEF_OPTS="-nodefaults"

SERIAL_OPTS="-serial mon:stdio"

RAM_OPTS=$(echo "-m $RAM_SIZE" | sed 's/MB/M/g;s/GB/G/g;s/TB/T/g')

CPU_OPTS="-cpu $CPU_MODEL -smp $CPU_CORES,sockets=1,dies=1,cores=$CPU_CORES,threads=1"

MAC_OPTS="-machine type=q35,graphics=off,usb=off,dump-guest-core=off,hpet=off${KVM_OPTS}"

SERIAL_OPTS="-serial mon:stdio -device virtio-serial-pci,id=virtio-serial0,bus=pcie.0,addr=0x3"

DEV_OPTS="-device virtio-balloon-pci,id=balloon0,bus=pcie.0,addr=0x4"

DEV_OPTS="$DEV_OPTS -object rng-random,id=objrng0,filename=/dev/urandom"

DEV_OPTS="$DEV_OPTS -device virtio-rng-pci,rng=objrng0,id=rng0,bus=pcie.0,addr=0x1c"