fs_bigLITTLE: minimized

I was confused previously by the fact that the DTB is required,
despite gem5 autogenerating a default one if it is not provided.

TODO: why is the generated one not correct?

fs-biglittle

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+M5_PATH="$(pwd)/out/aarch64/buildroot/build/gem5-1.0/system" \
+  ./out/aarch64/buildroot/build/gem5-1.0/gem5/build/ARM/gem5.opt \
+  ./out/aarch64/buildroot/build/gem5-1.0/gem5/configs/example/arm/fs_bigLITTLE.py \
+  --disk="$(pwd)/out/aarch64/buildroot/images/rootfs.ext2" \
+  --kernel="$(pwd)/out/aarch64/buildroot/build/linux-custom/vmlinux" \
+  --big-cpus=2 \
+  --little-cpus=2 \
+  --caches \
+  --dtb "$(pwd)/out/aarch64/buildroot/build/gem5-1.0/gem5/system/arm/dt/armv8_gem5_v1_big_little_2_2.dtb" \
+;