qemu-x86_64.sh

#!/bin/bash

#./qemu-x86_64.sh ~/linux/arch/x86/boot/bzImage ~/buildroot/output/images/rootfs.cpio. 

kernel=$1
initrd=$2

if [ -z $kernel ]; then
    echo "pass the kernel argument"
    exit 1
fi

if [ -z $initrd ]; then
    echo "pass the initrd argument"
    exit 1
fi

kvm=(
    qemu-system-x86_64
    -enable-kvm
    -cpu kvm64,+rdtscp
    -kernel $kernel
    -m 300
    -device e1000,netdev=net0
    -netdev user,id=net0
    -boot order=nc
    -no-reboot
    -watchdog i6300esb
    -rtc base=localtime
    -serial stdio
    -vga qxl
    -initrd $initrd
    -spice port=5930,disable-ticketing
    -s
)

append=(
    hung_task_panic=1
    earlyprintk=ttyS0,115200
    systemd.log_level=err
    debug
    apic=debug
    sysrq_always_enabled
    rcupdate.rcu_cpu_stall_timeout=100
    panic=-1
    softlockup_panic=1
    nmi_watchdog=panic
    oops=panic
    load_ramdisk=2
    prompt_ramdisk=0
    console=tty0
    console=ttyS0,115200
    vga=normal
    root=/dev/ram0
    rw
    drbd.minor_count=8
)
 # arm64 {
	# qemu-system-aarch64 \
    # -s \
    # -machine virt \
    # -cpu cortex-a57 \
    # -smp 4  \
    # -machine type=virt \
    # -nographic \
    # -m 2048 \
    # -kernel ~/arm64_kernel/arch/arm64/boot/Image \
    # --append "console=ttyAMA0" \
    # -initrd ~/buildroot/output/images/rootfs.cpi
 # }
 
 # qemu-system-x86_64 \
    # -enable-kvm \
    # -bios OVMF.fd \
    # -smp sockets=1,cpus=2,cores=1 -cpu host \
    # -m 2048 \
    # -usb -usbdevice tablet \
    # -vga qxl -device virtio-serial-pci \
    # -device virtserialport,chardev=spicechannel0,name=com.redhat.spice.0 \
    # -chardev spicevmc,id=spicechannel0,name=vdagent \
    # -spice port=5930,disable-ticketing \
    # -drive file="$IMAGE",if=virtio,aio=threads,format=raw \
    # -netdev user,id=mynet0,hostfwd=tcp::${VMN}0022-:22,hostfwd=tcp::${VMN}2375-:2375 \
    # -device virtio-net-pci,netdev=mynet0 \
# -debugcon file:debug.log -global isa-debugcon.iobase=0x402 $@

 
"${kvm[@]}" --append "${append[*]}"