WIP: Build image from scratch / without NixOS.

An experiment to see if we can minimize the PatOS project even further,
and not have to adapt NixOS packages and config for our needs.

utils/qemu-uefi-tpm.nix

@@ -1,50 +0,0 @@
-{
-  config,
-  pkgs,
-  ...
-}:
-pkgs.writeShellApplication {
-  name = "qemu-uefi-tpm";
-
-  runtimeInputs = with pkgs; [
-    qemu
-    swtpm
-  ];
-
-  text =
-    let
-      tpmOVMF = pkgs.OVMF.override { tpmSupport = true; };
-    in
-    ''
-      set -ex
-      state="/tmp/patos-qemu-$USER"
-      rm -rf "$state"
-      mkdir -m 700 "$state"
-      qemu-img create -f qcow2 -F raw -b "$(readlink -e "$1")" "$state/disk.qcow2" 10G
-
-      swtpm socket -d --tpmstate dir="$state" \
-        --ctrl type=unixio,path="$state/swtpm-sock" \
-        --tpm2 \
-        --log level=20
-
-      qemu-system-x86_64 \
-        -enable-kvm \
-        -machine q35,accel=kvm \
-        -cpu host \
-        -smp 8 \
-        -m 4G \
-        -display none \
-        -virtfs "local,path=/tmp,security_model=mapped,mount_tag=shared" \
-        -chardev "stdio,id=char0,mux=on,logfile=$state/console.log,signal=off" \
-        -serial chardev:char0 \
-        -mon chardev=char0 \
-        -drive "if=pflash,format=raw,unit=0,readonly=on,file=${tpmOVMF.firmware}" \
-        -drive "if=pflash,format=raw,unit=1,readonly=on,file=${tpmOVMF.variables}" \
-        -chardev socket,id=chrtpm,path="$state/swtpm-sock" \
-        -tpmdev emulator,id=tpm0,chardev=chrtpm \
-        -device tpm-tis,tpmdev=tpm0 \
-        -netdev id=net00,type=user,hostfwd=tcp::2222-:22 \
-        -device virtio-net-pci,netdev=net00 \
-        -drive "format=qcow2,file=$state/disk.qcow2"
-    '';
-}