basic.sh

#!/usr/bin/env bash


OSK="ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc"
VMDIR=$(realpath $(dirname $0))
OVMF=$VMDIR/firmware
#export QEMU_AUDIO_DRV=pa
#QEMU_AUDIO_DRV=pa

MOREARGS=()

[[ "$HEADLESS" = "1" ]] && {
    MOREARGS+=(-nographic -vnc :0 -k en-us)
}

args=(
    -enable-kvm \
    -m 4G \
    -machine q35,accel=kvm \
    -smp cores=2,threads=2,sockets=1 \
    # A single CPU with two cores, with each core having two threads (4 threads total)
    -cpu Haswell-noTSX,vendor=GenuineIntel,kvm=on,+sse3,+sse4.2,+aes,+xsave,+avx,+xsaveopt,+xsavec,+xgetbv1,+avx2,+bmi2,+smep,+bmi1,+fma,+movbe,+invtsc,+avx2 \
    -device isa-applesmc,osk="$OSK" \
    -smbios type=2 \
    -device intel-hda -device hda-output \
    -drive if=pflash,format=raw,readonly=on,file="$OVMF/OVMF_CODE.fd" \
    -drive if=pflash,format=raw,file="$OVMF/OVMF_VARS.fd" \
    -vga qxl \
    -usb -device qemu-xhci -device usb-kbd -device usb-tablet \
    -netdev user,id=net0 \
    -device vmxnet3,netdev=net0,id=net0,mac=52:54:00:c9:18:27 \
    -monitor telnet:127.0.0.1:5801,server,nowait \
    -device ich9-ahci,id=sata \
    -drive id=OpenCore,if=none,format=qcow2,file="$VMDIR/OpenCore.qcow2" \
    -device ide-hd,bus=sata.2,drive=OpenCore \
    -drive id=InstallMedia,format=raw,if=none,file="$VMDIR/BaseSystem.img" \
    -device ide-hd,bus=sata.3,drive=InstallMedia \
    -drive id=SystemDisk,if=none,file="$VMDIR/macOS.qcow2" \
    -device ide-hd,bus=sata.4,drive=SystemDisk \
    "${MOREARGS[@]}"
)

qemu-system-x86_64 "${args[@]}"