reproduce (this is a W=1 build):
        # https://github.com/intel/tdx/commit/a3c36efd448bd3b25ee0cf2672f177ff603a6be6
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx tdx_kvm_dev-2024-05-30
        git checkout a3c36efd448bd3b25ee0cf2672f177ff603a6be6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kvm/ drivers/media/platform/rockchip/rkisp1/