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