Updated fast-setup to export KEYSTONE_SDK_DIR, better messages, and s…

…et shallow mode for some submodules (#118)

Makefile

@@ -22,7 +22,7 @@ image:
 	$(MAKE) -C hifive-work/buildroot_initramfs
 	$(MAKE) -f hifive.mk
 
-run-tests: $(hifive)
+run-tests: hifive
 	./tests/tests/vault.sh
 	$(MAKE) -C hifive-work/buildroot_initramfs
 	$(MAKE) -f hifive.mk

fast-setup.sh

@@ -37,10 +37,18 @@ else
   echo "Toolchain has been installed in $RISCV"
 fi
 
+echo "Updating and cloning submodules, this may take a long time"
 git config submodule.riscv-gnu-toolchain.update none
+git config -f .gitmodules submodule.riscv-linux.shallow true
+git config -f .gitmodules submodule.riscv-qemu.shallow true
+git config -f .gitmodules submodule.buildroot.shallow true
+
 git submodule sync --recursive
 git submodule update --init --recursive
 
 # build tests in SDK
+export KEYSTONE_SDK_DIR=$(pwd)/sdk
 make -C sdk
 ./sdk/scripts/init.sh --runtime eyrie --force
+
+echo "Keystone is fully setup! You can build everything and run the tests with 'make run-tests'"