Yocto-download:
cat  Yocto-download-5.4a*  >  downloads.tar.gz
tar xvf   downloads.tar.gz  -C   MYIR-Yocto-i.MX8MM/


yocto build：
	DISTRO=myir-imx-xwayland MACHINE=myd-imx8mm source fsl-setup-release.sh -b build_8m_mini
	bitbake myir-image-full