as extra info about the qemu :
I just copied the qemu recipe from out off openembedded to the meta-openpli/recipes-devtools
What is changed is just file
qemu.inc
SRC_URI_append_class-native = "\ file://fix-libcap-header-issue-on-some-distro.patch \ file://syscall-soundcard-native-only.patch \ # this line I added "
and the I set the patch self in map openpli-oe-core/meta-openpli/recipes-devtools/qemu/qemu
patch file included