From f9fd444b8694c897e96b89bb678866a6b8a312c7 Mon Sep 17 00:00:00 2001
From: tangxifan <tangxifan@gmail.com>
Date: Tue, 27 Apr 2021 14:40:26 -0600
Subject: [PATCH] [Script] Add an write I/O mapping example script for openfpga
 shell

---
 .../write_io_mapping_example_script.openfpga  | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 openfpga_flow/openfpga_shell_scripts/write_io_mapping_example_script.openfpga

diff --git a/openfpga_flow/openfpga_shell_scripts/write_io_mapping_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/write_io_mapping_example_script.openfpga
new file mode 100644
index 000000000..62735f8bd
--- /dev/null
+++ b/openfpga_flow/openfpga_shell_scripts/write_io_mapping_example_script.openfpga
@@ -0,0 +1,38 @@
+# Run VPR for the 'and' design
+#--write_rr_graph example_rr_graph.xml
+vpr ${VPR_ARCH_FILE} ${VPR_TESTBENCH_BLIF} --clock_modeling route --absorb_buffer_luts off
+
+# Read OpenFPGA architecture definition
+read_openfpga_arch -f ${OPENFPGA_ARCH_FILE}
+
+# Read OpenFPGA simulation settings
+read_openfpga_simulation_setting -f ${OPENFPGA_SIM_SETTING_FILE}
+
+# Annotate the OpenFPGA architecture to VPR data base
+# to debug use --verbose options
+link_openfpga_arch --activity_file ${ACTIVITY_FILE} --sort_gsb_chan_node_in_edges
+
+# Check and correct any naming conflicts in the BLIF netlist
+check_netlist_naming_conflict --fix --report ./netlist_renaming.xml
+
+# Apply fix-up to clustering nets based on routing results
+pb_pin_fixup --verbose
+
+# Apply fix-up to Look-Up Table truth tables based on packing results
+lut_truth_table_fixup
+
+# Build the module graph
+#  - Enabled compression on routing architecture modules
+#  - Enabled frame view creation to save runtime and memory
+#    Note that this is turned on when bitstream generation 
+#    is the ONLY purpose of the flow!!!
+build_fabric --compress_routing --frame_view #--verbose
+
+# Write I/O net mapping information
+write_io_mapping --file io_mapping.xml --verbose
+
+# Finish and exit OpenFPGA
+exit
+
+# Note :
+# To run verification at the end of the flow maintain source in ./SRC directory