subarch loongson-2f
cpuinfo fuloong-2f.cpuinfo
majors 2.6
flavour loongson-2f
kernel-2.6 linux-image-loongson-2f
usable \
  linux-image-loongson-2f
unusable \
  linux-image-4kc-malta \
  linux-image-5kc-malta \
  linux-image-loongson-2e \
  linux-image-loongson-3 \
  linux-image-sb1-bcm91250a \
  linux-image-sb1a-bcm91480b