Setup emu in Makefile and edit tb_input_features in host

Author: axiotisk

hls4ml/templates/vitis_accelerator/Makefile

@@ -25,6 +25,11 @@ PWD := $(shell pwd)
 # Target (hw, hw_emu, sw_emu)
 TARGET ?= hw
 
+# Define emulation mode variable
+ifneq($(TARGET), hw)
+  XCL_EMULATION_MODE=$(TARGET)
+endif
+
 # Accelerator card configuration file
 CARD_CFG ?= accelerator_card.cfg
 
@@ -121,7 +126,9 @@ host: $(KERNEL_NAME)_host_cl.cpp libs/xcl2.cpp
 # Execute program #############################################################
 
 run: ./host $(BUILD_DIR)/$(WRAPPER_NAME).xclbin
+  cd firmware
 	./host $(BUILD_DIR)/$(WRAPPER_NAME).xclbin
+  cd ..
 
 # Cleanup #####################################################################
 

hls4ml/templates/vitis_accelerator/myproject_host_cl.cpp

@@ -35,7 +35,7 @@ int main(int argc, char **argv) {
     fpga.allocateHostMemory(NUM_CHANNEL);
 
     std::cout << "Loading input data from tb_data/tb_input_features.dat" << std::endl;
-    std::ifstream fin("tb_data/tb_input_features.dat");
+    std::ifstream fin("../tb_data/tb_input_features.dat");
     if (!fin.is_open()) {
         std::cerr << "Error: Could not open tb_input_features.dat" << std::endl;
     }