trace-events-subdirs += qom
trace-events-subdirs += scsi
trace-events-subdirs += target/arm
+trace-events-subdirs += target/hppa
trace-events-subdirs += target/i386
trace-events-subdirs += target/mips
trace-events-subdirs += target/ppc
+trace-events-subdirs += target/riscv
trace-events-subdirs += target/s390x
trace-events-subdirs += target/sparc
trace-events-subdirs += ui