wrlinux-image-minimal-initramfs is always built
(use an intel-x86* or qemux86* bsp) bitbake core-image-base or bitbake wrlinux-image-glibc-small or bitbake wrlinux-image-glibc-std or bitbake wrlinux-image-glibc-std-sato ... [check ./build/tmp/deploy/images/[MACHINE]/ directory] e.g. ls -lah ./tmp/deploy/images/intel-x86-64/wrlinux-image-minimal-initramfs*