[FEATURE]: add Jenkinsfile for cocotb top-level tests

tests/cocotb/Jenkinsfile

@@ -0,0 +1,38 @@
+node("preklad") {
+	cleanWs()
+	def swbase = "ndk-sw"
+	checkout scm
+
+	stage("Checkout development branches") { 
+		sh "git clone https://github.com/CESNET/ndk-sw.git"
+
+		sh "(cd ndk/ofm; git checkout devel)"
+		sh "(cd ndk/core; git checkout main)"
+	}
+
+	sh "python3.9 -m venv venv-cocotb"
+
+	stage("Prepare environment") { 
+		sh """
+			source venv-cocotb/bin/activate
+		    python3.9 -m pip install cython wheel
+		    python3.9 -m pip install pylibfdt fdt
+		    python3.9 -m pip install ${swbase}/pynfb/
+		    python3.9 -m pip install ${swbase}/ext/libnfb_ext_python/
+		    python3.9 -m pip install ndk/ofm/python/cocotbext/
+		"""
+	}
+
+	stage("Run test") {
+		sh """
+			source venv-cocotb/bin/activate
+
+			. /usr/local/bin/fpga_version.sh;
+			fpga_sim 2020.4;
+			make -C tests/cocotb SIM_FLAGS=\"-c -do quit\"
+			"""
+		junit testResults: "build/fb2cghh/results.xml"
+	}
+
+	sh "rm -rf venv-cocotb"
+}

tests/cocotb/Makefile

@@ -9,5 +9,7 @@ CARD = fb2cghh
 
 CARD_DIR=../../build/$(CARD)/
 
+ROOT_DIR:=$(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
+
 all:
-	make TARGET=cocotb -C $(CARD_DIR) PYTHONPATH=$$PYTHONPATH:$(PWD)
+	make TARGET=cocotb -C $(CARD_DIR) PYTHONPATH=$$PYTHONPATH:$(ROOT_DIR)